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The outer protection method of automobile wiring harness usually uses threaded plastic corrugated pipe

The outer protection method of automobile wiring harness usually uses threaded plastic corrugated pipe

　　The automobile wiring harness is fixed on the entire vehicle body, and the damage of the wiring harness directly affects the performance of the automobile circuit. Here is an introduction to the characteristics and usage scenarios of various threading protective wraps for automobile wiring harnesses. Automotive wiring harnesses should have high and low temperature resistance, resistance to temperature and humidity cycle changes, vibration resistance, smoke resistance and industrial solvent resistance. Therefore, the outer protection of the wire harness plays a vital role. A reasonable outer protection material for the wire harness can not only ensure the quality of the wire harness, but also reduce costs and improve economic benefits. The most common way to protect automobile wiring harness is to thread the corrugated pipe. The following describes the threading corrugated pipe used for the automobile wiring harness in detail. 　　 Threading plastic corrugated pipe: 　　Plastic corrugated pipe occupies a large amount in car wiring harness wrapping. The main feature is good abrasion resistance, high temperature resistance, flame retardancy, and heat resistance in high temperature areas. The temperature resistance is generally between -40 and 150°C. 　　According to the dressing requirements, plastic corrugated pipes are generally divided into closed corrugated pipes and open corrugated pipes. 　　 Closed bellows and wire harness clamps can have a good waterproof effect, but it is more difficult to assemble. The open corrugated pipe is commonly used in ordinary wiring harnesses and is relatively easy to assemble. According to different wrapping requirements, PVC tapes are usually wrapped around the corrugated pipe of the wire harness in two ways: full winding and point winding. To 　　According to the material, the commonly used plastic corrugated pipes for automotive wiring harnesses are divided into four types: polypropylene (PP), nylon (PA6), polypropylene modified (PPmod) and triphenyl phosphate (TPE). Commonly used inner diameter specifications range from 4.5 to 40. 　　PP corrugated pipe has a temperature resistance of 100°C, which is the most used type in the wiring harness 　　PA6 corrugated pipe has a temperature resistance of 120℃, which is more prominent in flame retardancy and abrasion resistance, but its bending resistance is lower than that of PP material. 　　PPmod is an improved polypropylene, with a temperature resistance level of 130°C. 　　 TPE has a higher temperature resistance grade, reaching 175°C. , 　　The basic color of the bellows is black, some flame retardant materials are allowed to be slightly gray-black, and yellow can be used for special requirements or warning purposes (such as airbag wiring harness bellows)

2021-08-15

Advantages of Nylon Corrugated Pipe Protection Line Product Field

Advantages of Nylon Corrugated Pipe Protection Line Product Field

　　Nylon corrugated pipe is an important part in modern industry. It is made of high-quality nylon material and has excellent physical, chemical and electrical properties. The main function is electrical insulation of connectors, rust and corrosion protection of solder joints, mechanical protection and wire harness protection. It is widely used Machinery manufacturing, electrical insulation protection, lighting equipment, automobile manufacturing, aviation equipment, subways, trains, automation control and other industries. 　　Nylon bellows have good elasticity and are easy to curl. It is mainly used for wiring in electronics, new energy automobile wire harness corrugated pipes, wires and cables, machinery and construction industries to protect power supplies or cables from external scratches, achieve good wire protection effects, and enhance aesthetics. During use, to a large extent, it is only necessary to pass wires or cables into the tube and then lock the fixed head. The nylon bellows is made of PA6 nylon or PA66 nylon. Ordinary nylon bellows are divided into two types: standard type and flame-retardant type. Standard nylon bellows are generally black, but also white, orange, yellow, etc., with wavy interior and appearance. 　　Nylon bellows have strong waterproof and flame retardant properties. Flame retardant bellows are made by adding flame retardants to ordinary bellows. The bellows made by adding flame retardants during the production process are also flame retardant bellows. Strong corrosion resistance, acid and alkali resistance, etc., are widely used in the new energy automobile industry, mainly used in automotive wiring harness assemblies, including: automotive air conditioning pipe sheaths, wiring harness bellows, wiring harness flame retardant bellows, Automobile vent pipes, drip pipes for refrigerated transport vehicles, automotive wiring harness pipes, automotive brake system protective sleeves, car oil and gas pipes, machine tool wiring harness pipes and other automotive corrugated pipes, air-conditioning drip pipes. Compared with the metal hose, the cost is lower, and the surface is smooth and easy to install.

2021-07-29

Take you to understand the use effect of plastic bellows

Take you to understand the use effect of plastic bellows

　　The plastic corrugated pipe has high compressive strength and is not afraid of stepping on it. It is not easy to be broken by vibrating force. Its sealing effect and anti-leakage effect are higher than that of corrugated hoses. It is more suitable for vacuum pump grouting; plastic corrugated pipes are not conductive. , Can avoid the corrosion of stray current, and metal materials are good conductors of electricity; plastic bellows have a good diligent and studious effect, and can further improve the fatigue of the prefabricated components. The material of the material bellows is. 　　Its corrosion resistance is far better than metal materials, it is not afraid of acid and alkali corrosion, it does not corrode itself, and it can reasonably protect and maintain the prestressed tendons from corrosion. Many prestressed structures bear more serious external damage, such as melting ice salt or salt water. When the post-tensioned prefabricated component is broken or ineffective due to the collapse of the ground waterproof, the water seepage in the micro gap, and the obstruction of the drainage system. 　　 The pre-stressed tendons may suffer from the actual effect of corrosion. The plastic corrugated pipe can provide a natural barrier for the prestressed tendons, which is far better than the corrugated hose, to protect and maintain the actual effect. It can avoid the environmental pollution of harmful substances through the pipeline, and then ensure that the post-tensioned prestressed structure has a good effect. Performance. 　　 What are the uses and advantages of plastic bellows? The main use of prestressed plastic corrugated pipe products: prestressed plastic corrugated pipes are used in road bridges, railway line bridges, engineering construction, water conservancy projects, power engineering and other national priority projects. Product characteristics of prestressed plastic bellows: 1. Stiffness test: anti-centralized load 0.75KN or symmetrical load 1.5KN.

2021-07-10

The automotive aftermarket as an industry dominated by supporting facilities and services

The automotive aftermarket as an industry dominated by supporting facilities and services

　　The rapid development of modern science and technology has made international exchanges more frequent and convenient, and the formation of economic globalization, regional integration, and market internationalization is the general trend. With the continuous development of all walks of life, the social Darwinism of the survival of the fittest has gradually emerged. Taking the automobile industry as an example, the original model of taking the automobile body as the core competitiveness has changed to a new structure of "main body + peripheral products + service", and the automobile aftermarket has emerged as the times require. 　　 As an industry dominated by supporting facilities and services, the automotive aftermarket is the key to winning the market if it wants to create a good business model. Xiangyier Intelligent Technology Group, which has decades of industry experience, understands this principle. As a large enterprise with dual tools of industrialization and technology, Xiangyier takes "building the country's top car aftermarket service platform" as its mission and has persisted for many years. Innovation aims to bring new, smarter and more convenient user experience to car owners and friends. This year, the smart car urea refueling project launched by Super Jies, a nationwide joint deployment of 1000+ operation centers and 6w+ smart refueling stations, seizes the blue ocean market, shuffles the traditional car urea industry, and provides entrepreneurs and users with Come for business opportunities. 　　 In 2020, with the implementation of a series of related policies such as the National Sixth Standard, diesel vehicles are required to compulsorily use automotive urea. Behind a large market of 100 billion yuan, the landing of smart automotive urea filling stations is showing a blowout trend. Compared with traditional barreled car urea, the Sojix intelligent filling project eliminates a series of problems such as labor, inventory, and stocking costs. Based on "intelligence", intelligent Internet of Things, intelligent filling, intelligent drainage, and intelligent system The six intelligent modules of distribution, intelligent logistics, and intelligent operation interact with each other to promote the evolution of new business formats and new economic models. And always adhere to the closed loop of production localization, real-time supply and transportation, sales automation and sharing spontaneously. The thousand-member iron army team is spread all over the country and has long-term roots in various regions and has a leading market share. At the same time, 100 million will be spent on all-media accurate advertising to help upgrade the brand's influence. This series has accumulated deep product advantages and rich operating experience for Super Jies. The nationwide refilling network also facilitates the use of car owners and friends, and seizes the industry's first opportunity in one fell swoop. 　　Automotive Urea Intelligent Filling Station solves the problems of urea specification, uneven quality, and inconvenient filling, which improves the user experience and enhances the core competitiveness of the product. To a certain extent, it also helps operators reduce the difficulty of operation, improve operational efficiency, achieve the effect of drainage, and achieve steady growth in profitability. In addition to urea for vehicles, SJJ also has equipment such as glass water intelligent filling, and has 20,000 customers across the country, accumulating energy for partners, going forward together, enjoying the blue ocean wealth business opportunities, and win-win in the automotive aftermarket. A round of bonuses.

2021-06-22

China will be the world's largest new energy vehicle market, and it has huge development potential.

China will be the world's largest new energy vehicle market, and it has huge development potential.

　　At present, due to the different key technologies adopted by various automakers, the design of electric vehicle power systems and related cooling systems has not yet formed a unified and mature industry technology evaluation system. We can learn about electric vehicle cooling systems through the relevant designs of some mainstream brands The general structural characteristics of the.

2021-05-07

What kind of requirements does new energy vehicles put on the coolant?

What kind of requirements does new energy vehicles put on the coolant?

　　At present, the automobile industry is entering the biggest change in more than a hundred years, which can be called the "automobile revolution." New energy vehicles will be the prelude to a new round of automotive revolution, and the green, connected, and intelligent trends of vehicles will fully release the economic potential of future automobiles. Wang Chuanfu, chairman of BYD Auto, believes that "China's new energy vehicles have entered the'fast lane' and are ushering in a larger-scale market'burst period'." Industry experts believe that with the development of new energy vehicle technology, energy conservation and emission reduction policies The guidance of China and the concept of green consumption are gradually gaining popularity, and China’s new energy automobile industry will continue to release new green kinetic energy for China’s economic development. China will be the world's largest new energy vehicle market, and it has huge development potential. Recently, the "New Energy Automobile Industry Development Plan (2021-2035)" released by the state stated that by 2025, the sales of new energy vehicles and new vehicles will reach about 20% of the total sales of new vehicles. By 2035, pure electric vehicles will become The mainstream of newly sold vehicles. As policy support continues to increase, the domestic new energy automobile industry is gaining momentum, and monthly production and sales in the second half of this year are both higher than the same period last year. According to data from the China Association of Automobile Manufacturers: my country's new energy vehicle market in October sales increased by 104.5% year-on-year, marking the fourth monthly sales record in 2020. There are more and more people buying new energy vehicles, and the market is calling for a perfect fluid solution for the new energy vehicle OEMs' loading and after-sales market maintenance needs. 　　 It can be seen in major automobile forums that many people are paying attention to the difference between the maintenance of electric vehicles and traditional fuel vehicles. The heat dissipation of the power system is a hot topic. 　　Electric vehicles also need high-quality coolant 　　Pure electric vehicles are powered by an on-board power supply, which converts electrical energy into mechanical energy to drive wheels through a motor. The vehicle power supply and motor will produce certain losses during the working process. These losses are radiated outward in the form of heat. An effective cooling medium and cooling method are required to take away the heat to ensure that the motor is in a stable cooling and heating cycle balance. Operate safely and reliably. At present, due to the different key technologies adopted by various automakers, the design of electric vehicle power systems and related cooling systems has not yet formed a unified and mature industry technology evaluation system. We can learn about electric vehicle cooling systems through the relevant designs of some mainstream brands. The general structural characteristics of the. 　　 Schematic diagram of a certain brand of electric vehicle driving motor cooling system structure 　　As can be seen from the above figure, the drive system of the brand's electric vehicles adopts a combination of air cooling and liquid cooling to ensure the safe operation of the entire system. The liquid cooling system relies on the cooling water pump to drive the coolant to circulate in the cooling pipeline. Through the process of heat exchange in the radiator, the coolant takes away the heat generated by the motor and the controller. 　　 In the entire cooling system, the coolant plays a very important role. Like fuel vehicles, the power system of electric vehicles also requires the coolant to have triple protection against corrosion, overheating, and frost.

2021-05-07

"New Energy Automobile Industry Development Plan (2021-2035)" issued by the state

"New Energy Automobile Industry Development Plan (2021-2035)" issued by the state

Pure electric vehicles are powered by the on-board power supply, and the electric motor converts electrical energy into mechanical energy to drive the wheels.

2021-05-07

Auto urea intelligent filling mode is popular in the automotive aftermarket

Auto urea intelligent filling mode is popular in the automotive aftermarket

　　The rapid development of modern science and technology has made international exchanges more frequent and convenient, and the formation of economic globalization, regional integration, and market internationalization is the general trend. With the continuous development of all walks of life, the social Darwinism of the survival of the fittest has gradually emerged. Taking the automobile industry as an example, the original model of taking the automobile body as the core competitiveness has changed to a new structure of "main body + peripheral products + service", and the automobile aftermarket has emerged as the times require. 　　 As an industry dominated by supporting facilities and services, the automotive aftermarket is the key to winning the market if it wants to create a good business model. Xiangyier Intelligent Technology Group, which has decades of industry experience, understands this principle. As a large enterprise with dual tools of industrialization and technology, Xiangyier takes "building the country's top car aftermarket service platform" as its mission and has persisted for many years. Innovation aims to bring new, smarter and more convenient user experience to car owners and friends. This year, the smart car urea refueling project launched by Super Jies, a nationwide joint deployment of 1000+ operation centers and 6w+ smart refueling stations, seizes the blue ocean market, shuffles the traditional car urea industry, and provides entrepreneurs and users with Come for business opportunities. 　　 In 2020, with the implementation of a series of related policies such as the National Sixth Standard, diesel vehicles are required to compulsorily use automotive urea. Behind a large market of 100 billion yuan, the landing of smart automotive urea filling stations is showing a blowout trend. Compared with traditional barreled car urea, the Sojix intelligent filling project eliminates a series of problems such as labor, inventory, and stocking costs. Based on "intelligence", intelligent Internet of Things, intelligent filling, intelligent drainage, and intelligent system The six intelligent modules of distribution, intelligent logistics, and intelligent operation interact with each other to promote the evolution of new business formats and new economic models. And always adhere to the closed loop of production localization, real-time supply and transportation, sales automation and sharing spontaneously. The thousand-member iron army team is spread all over the country and has long-term roots in various regions and has a leading market share. At the same time, 100 million will be spent on all-media accurate advertising to help upgrade the brand's influence. This series has accumulated deep product advantages and rich operating experience for Super Jies. The nationwide refilling network also facilitates the use of car owners and friends, and seizes the industry's first opportunity in one fell swoop. 　　Automotive Urea Intelligent Filling Station solves the problems of urea specification, uneven quality, and inconvenient filling, which improves the user experience and enhances the core competitiveness of the product. To a certain extent, it also helps operators reduce the difficulty of operation, improve operational efficiency, achieve the effect of drainage, and achieve steady growth in profitability. In addition to urea for vehicles, SJJ also has equipment such as glass water intelligent filling, and has 20,000 customers across the country, accumulating energy for partners, going forward together, enjoying the blue ocean wealth business opportunities, and win-win in the automotive aftermarket. A round of bonuses.

2021-04-27

Solve the problem of vehicle urea filling! Unified free travel urea filling station to create a one-stop solution

Solve the problem of vehicle urea filling! Unified free travel urea filling station to create a one-stop solution

　　In recent years, with the rapid increase in the number of motor vehicles in my country, motor vehicles have become the four major sources of pollution alongside industry, coal, and dust, and they have been called the "number one killer" of environmental pollution. As an important part of environmental governance, policy requirements for vehicle exhaust emissions have become more stringent, and some cities have entered the "National Sixth Era" ahead of schedule. In this context, Tong-Petrochemical released a heavy-handed release of the Tong-Free urea refueling station at the "China Automobile Diagnostics Competition", and will send another "God Assist" to win the "Blue Sky Defense" in 2020. 　　Uniform free travel urea filling station exhibition area 　　 As we all know, in the control of vehicle pollution, reducing the total emissions of diesel vehicles is the main line of control. Some professional organizations predict that by 2020, the number of national six and above will reach 60%. With the continuous upgrading of vehicle emission standards, vehicle urea will become the third largest consumable after oil and tires. Under the general trend of environmental protection, on the basis of the introduction of the "Supreme-Tong-" high-purity urea new product, Tong-Petro has launched the uniform free travel urea filling station, relying on leading technology and products to create a one-stop solution. "The era" is the first to win, improve quality and efficiency and seize the blue ocean.　　　"Supreme System—"Diesel Engine Exhaust Gas Treatment Liquid 　　 At the launch ceremony, Yan Wei, general manager of Unipec’s B2C sales, believes that environmental protection will become the main theme of the aftermarket and even the automotive industry. He said: "Environmental protection will maintain a high-pressure situation for a long time to come. As one of the important pollution sources, commercial vehicle exhaust emissions are still a key area of pollution control. Under the trend of strict environmental protection control by the country, automotive use Urea has become a necessity for commercial vehicles and will usher in a period of explosive growth. 　　Yan Wei, general manager of B2C sales of Unipec, gave a live speech 　　 In terms of market strategy, Yan Wei said that offline, Uni-President urea refueling stations will enter 50,000 stores within 3 years to build China’s largest maintenance terminal urea smart refueling network. Online, achieve the same frequency resonance of online sales and offline services, which can lead to stores. In addition, the promotion of unified free travel urea filling stations can boost the popularization of urea products, making all links from urea product to filling more convenient and intelligent, and providing commercial vehicle drivers with the most convenient urea filling service except gas stations. The Internet has objectively lowered the threshold for urea refilling and accelerated the popularization of high-quality urea, thereby reducing pollution, saving energy and reducing consumption, and contributing to environmental governance. 　　 There is an endless stream of on-site consultants at the exhibition 　　 The construction and popularization of automotive urea filling stations and the unevenness of automotive urea products are two major problems that plague the industry. To this end, the Tong-Petrochemical General-Free Travel urea filling station has been subdivided into categories, providing corresponding product services for stores of different sizes, and expanding the scope of application of urea filling stations. To solve the problem of product quality, Tong-Petrochemical matched the self-developed "Supreme-Tong-" urea product, which has passed the API American Petroleum Institute certified high-quality, high-purity urea solution, which solves exhaust nitrogen oxidation with 100% purity The issue of pollution from waste. Using American advanced technology and unique nano-catalysts, it can effectively enhance the activity of solution molecules, effectively avoid damage to the SCR system and increase fuel economy by 5%. It not only meets the "National Six Standards" but also applies to all diesel SCR systems. Practicing low-carbon environmental protection and fulfilling the main responsibility of the enterprise requires not only the "soft power" of the enterprise, but also the support of the "hard power" of the enterprise. Relying on years of deep cultivation in the automotive aftermarket, Tong-Petro has industry-leading hard-core technology and at the same time rely on a strong supply chain to create the industry's most comprehensive lubricant maintenance program. In 2019, Uni-President continued to make efforts in environmental protection, actively developed and promoted green new products, committed to energy saving and consumption reduction, promoted quality and efficiency improvement, and led the "green trend" in the aftermarket. 　　Building an ecological civiliza

2021-04-27

Work bravely as a urea filling machine for vehicle inspection, and celebrate the 100th anniversary of the founding of the party

Work bravely as a urea filling machine for vehicle inspection, and celebrate the 100th anniversary of the founding of the party

　　In order to protect the environment and reduce the emission of nitrogen oxides in the exhaust of diesel vehicles, my country compulsory installation of SCR (oxidation catalytic technology) systems for all diesel vehicles above the National IV standard. Vehicle urea is an essential additive for the SCR system. Reduce 90% of nitrogen oxides and 80% of particulate matter in diesel vehicle exhaust. Vehicle urea filling machine is a liquid volume measurement system for filling vehicle urea solution for diesel vehicles with SCR system. In February, the Mianyang Metrology and Testing Institute received a call from the relevant person in charge of the Sichuan Mianyang Petroleum Branch of Sinopec Sales Co., Ltd., hoping to test its newly-added measuring instrument, the urea filling machine for vehicles, to ensure safety protection. Work to protect the legitimate rights and interests of consumers and create a social fair and harmonious atmosphere. 　　 At present, domestically, there are no regulations for the measurement and verification of automotive urea filling machines, and the Mianyang Metrology and Testing Institute has never carried out calibration or testing of automotive urea filling machines. Facing the needs of local enterprises on measurement technology, the leaders of the Municipal Metrology Institute attached great importance to it, organized professional and technical personnel, consulted relevant technical materials, and referenced the measurement method of the JJG 443-2015 "Fuel Dispenser" verification procedure, which is basically the same principle. Test plan with urea filling machine". Because the urea solution is corrosive to iron, copper, aluminum and other metals, in order to ensure the accuracy and feasibility of the test plan, professional and technical personnel have carried out 6 systematic and comprehensive test experiments successively, and obtained accurate and reliable experimental data. It was approved by the person in charge of the company. Recently, the Municipal Metrology Institute carried out the test work of the vehicle urea filling machine for the company, successfully completed the task and issued the test report, which won unanimous praise from customers. 　　 As the country attaches great importance to air quality, more and more opportunities for vehicle urea refueling appear at gas stations. This test protects the legitimate rights and interests of consumers, meets the needs of the market, and provides a reference data basis for local governments to formulate relevant regulations. The party members of the Municipal Metrology Institute expressed that they would continue to stick to their original aspirations, act bravely, carry forward the spirit of arduous entrepreneurship, and work hard to ensure that the "14th Five-Year Plan" has a good start and a good start, and will greet the 100th anniversary of the founding of the party with excellent results.

2021-04-27

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