CN203753054U - Wire harness assembly for automobile engine - Google Patents
Wire harness assembly for automobile engine Download PDFInfo
- Publication number
- CN203753054U CN203753054U CN201420010795.XU CN201420010795U CN203753054U CN 203753054 U CN203753054 U CN 203753054U CN 201420010795 U CN201420010795 U CN 201420010795U CN 203753054 U CN203753054 U CN 203753054U
- Authority
- CN
- China
- Prior art keywords
- wire harness
- engine
- wire
- oxygen sensor
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000001301 oxygen Substances 0.000 claims abstract description 16
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 16
- 230000009970 fire resistant effect Effects 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 12
- 238000005474 detonation Methods 0.000 claims description 8
- 239000000446 fuel Substances 0.000 abstract 2
- 239000007921 spray Substances 0.000 abstract 2
- 230000032683 aging Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Details Of Indoor Wiring (AREA)
- Insulated Conductors (AREA)
Abstract
The utility model provides a wire harness assembly for an automobile engine. The wire harness assembly for the automobile engine comprises a wire harness and a connection system, wherein the wire harness comprises a main wire harness and a sub wire harness; the connection system comprises an engine ECU control system, a knock sensor system, a fuel spray nozzle system, a front oxygen sensor and a rear oxygen sensor; the engine ECU control system and the knock sensor system are connected to the main wire harness; the fuel spray nozzle system, the front oxygen sensor and the rear oxygen sensor are connected to the sub wire harness; a high-temperature-resistant electric wire is arranged on the high-temperature loop portion of the engine ECU control system; a heat-resistant corrugated pipe and a heat-resistant plastic tube are arranged outside the wire harness. According to the wire harness assembly for the automobile engine provided by the utility model, a common electric wire and the high-temperature-resistant electric wire are designed and used according to the different temperatures of different portions during the working of the engine, and different electric wires with different temperature-resistant grades are finely designed and used according to the different temperatures of different portions in an engine cabin, and the cost is low.
Description
Technical field
The utility model relates to automotive wire bundle technical field, is specifically related to a kind of automotive engine harness assembly.
Background technology
Automotive wire bundle is the network principal of automobile circuit, plays the vital function of signal and power transmission on automobile.In various automotive wire bundles, engine wiring harness is controlled automotive engine, automotive engine harness connects car engine, and can produce high temperature when engine-operated, the wire harness of pressing close to engine is subject to the impact of high temperature, easily makes the plastic insulating layer of wire harness outside aging, damaged, electric leakage, bring potential safety hazard, and can affect the resistance value of wire harness, the resistance value of wire harness is become along with the rising of temperature greatly, affect the stability of electrical equipment.
Further, driving engine is as the power producer of automobile, in automobile traveling, driving engine also constantly high-speed motion, if the design of the electric wire of driving engine and wire harness connecting portion is unreasonable, the vibration of driving engine can make electric wire fracture, causes automobile normally to travel.Thereby in the time that 3D connects up, not only to choose suitable engine wiring harness attachment point, also to design resistance to flexing and fire resistant electric wire at crucial position.
At present, avoid being subject to engine high-temperature to affect in order to make engine wiring harness, by the pipe of the anti-high temperature of whole wire harness outer cover last layer, thereby increase the weight of engine wiring harness, and the temperature of driving engine presents many warm areas and distributes, some positions do not need high temperature protection, and current anti-high temperature design becomes more meticulous not, exists the deficiency of overprotection.
Utility model content
The purpose of this utility model is while preventing engine high-temperature damage electric wire and driving engine motion, to make electric wire fracture, a kind of bundle assembly of automotive engine is provided, connected system at engine high-temperature area part is provided with fire resistant electric wire, design at the position that displacement is large the electric wire of resistance to flexing, in ensureing wire harness utility model, reduce the cost of wire harness.
For achieving the above object, the utility model provides a kind of bundle assembly of automotive engine, comprise: wire harness and connected system, wire harness comprises principal wire bundle and sub-wire harness, connected system comprises Engine ECU control system, detonation sensor system, nozzle system, front exhaust gas oxygensensor system and post oxygen sensor system, on principal wire bundle, be connected with Engine ECU control system and detonation sensor system, on sub-wire harness, be connected with nozzle system, front exhaust gas oxygensensor system and post oxygen sensor system, the high-temperature circuit position of driving engine car running computer system is provided with fire resistant electric wire, the outer setting of wire harness has heat-resisting bellows and heat resistant plastice pipe.
All loops of described nozzle system have all adopted fire resistant electric wire, and the junction of described nozzle system and sub-wire harness arranges heat resistant plastice pipe, and the heat-resisting bellows of described heat resistant plastice Guan Junyu mono-connects.
The loop of described front exhaust gas oxygensensor system adopts fire resistant electric wire, and the junction of described front exhaust gas oxygensensor system and sub-wire harness arranges heat-resisting bellows.
The loop of described post oxygen sensor system adopts fire resistant electric wire, and the junction of described post oxygen sensor system and sub-wire harness arranges heat-resisting bellows.
The beneficial effects of the utility model are:
1. the temperature difference of different parts when the utility model is according to the work of driving engine, the ground appropriate design diverse location that becomes more meticulous adopts respectively common wiring and fire resistant electric wire, according to engine nacelle inside different parts temperature difference, design is used the different electric wire of temperature resistant grade, compare the design that traditional engine wiring harness entirety all adopts fire resistant electric wire, significantly reduced the cost of material and management.
2. the setting of heat-resisting bellows has not only improved resistance to flexing and thermal endurance and the degree of protection of wire harness, and effectively extends the service life of wire harness, reduces the wastage.
3. being arranged on when having improved wire harness thermal endurance of heat resistant plastice pipe also played good protective action to wire harness, effectively reduces the aging speed of wire harness vibration and wire harness.
Brief description of the drawings
Fig. 1 is the schematic diagram of a kind of automotive engine harness assembly design of the utility model.
1-16, fire resistant electric wire, 17, wire harness, 18, heat-resisting bellows, 19, heat resistant plastice pipe, 20, Engine ECU control system, 21, nozzle system, 22, front exhaust gas oxygensensor system, 23, post oxygen sensor system, 24, detonation sensor system.
Detailed description of the invention
As shown in Figure 1, the utility model is a kind of automotive engine harness assembly, described wire harness 17 comprises principal wire bundle and sub-wire harness, Engine ECU control system 20 and detonation sensor system 24 are connected in principal wire bundle, nozzle system 21, front exhaust gas oxygensensor system 22 and post oxygen sensor system 23 are connected in sub-wire harness, fire resistant electric wire 1-16 is arranged at the loop between connected system, and heat-resisting bellows 18 and heat resistant plastice pipe 19 are wrapped in wire harness 17 outsides.
Its function is achieved as follows:
Bundle assembly is in the time being installed on automobile, Engine ECU control system 20 is for being connected to car running computer, nozzle system is used in conjunction in receiving spraying nipple, front exhaust gas oxygensensor system sensor 22 and post oxygen sensor system 23 are respectively used to be connected to front exhaust gas oxygensensor 22 and post oxygen sensor 23, and detonation sensor system 24 is for connecting detonation sensor.When automotive engine work, can produce high temperature, by the temperature of different parts in test engine cabin, range of temperatures is carried out to temperature grade to be defined, mark the temperature grade of system and driving engine contact site, adopt the electric wire with corresponding thermal endurance according to temperature grade, consider heat transfer effect, the wire harness section outside corresponding site also needs to adopt fire resistant electric wire.In the present embodiment, as 1 ~ 16 of the accompanying drawing institute mark high-temperature circuit that is system, these loops must adopt fire resistant electric wire in the time of harness wiring, and common wiring can be selected in other loop, have solved engine wiring harness assembly and all adopt the cost too high problem of fire resistant electric wire.
Further, in the time of automotive operation, driving engine is in high-speed operation state, vibration is large, in order to reduce the impact of vibration on wire harness 17, by the vibration of test different parts, mark the position that vibration is large, be equipped with heat-resisting bellows 18 and heat resistant plastice pipe 19, the setting of heat-resisting bellows 18 and heat resistant plastice pipe 19 has not only improved the thermal endurance of wire harness, and heat-resisting bellows 18 improves the resistance to range of flexion of electric wire, heat resistant plastice pipe 19 has played good protective action to wire harness, effectively reduce wire harness vibration, extend the service life of wire harness and the safe application performance of raising engine wiring harness assembly.
Claims (4)
1. an automotive engine harness assembly, it is characterized in that, comprise: wire harness and connected system, wire harness comprises principal wire bundle and sub-wire harness, connected system comprises Engine ECU control system, detonation sensor system, nozzle system, front exhaust gas oxygensensor system and post oxygen sensor system, on principal wire bundle, be connected with Engine ECU control system and detonation sensor system, on sub-wire harness, be connected with nozzle system, front exhaust gas oxygensensor system and post oxygen sensor system, the high-temperature circuit position of Engine ECU control system is provided with fire resistant electric wire, the outer setting of wire harness has heat-resisting bellows and heat resistant plastice pipe.
2. a kind of automotive engine harness assembly according to claim 1, it is characterized in that, the loop of described nozzle system adopts fire resistant electric wire, and the junction of described nozzle system and sub-wire harness arranges heat resistant plastice pipe, and the heat-resisting bellows of described heat resistant plastice Guan Junyu mono-connects.
3. a kind of automotive engine harness assembly according to claim 1, is characterized in that, the loop of described front exhaust gas oxygensensor system adopts fire resistant electric wire, and the junction of front exhaust gas oxygensensor system and sub-wire harness arranges heat-resisting bellows.
4. a kind of automotive engine harness assembly according to claim 1, is characterized in that, the loop of described post oxygen sensor system adopts fire resistant electric wire, and the junction of post oxygen sensor system and sub-wire harness arranges heat-resisting bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420010795.XU CN203753054U (en) | 2014-01-08 | 2014-01-08 | Wire harness assembly for automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420010795.XU CN203753054U (en) | 2014-01-08 | 2014-01-08 | Wire harness assembly for automobile engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203753054U true CN203753054U (en) | 2014-08-06 |
Family
ID=51248357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420010795.XU Expired - Fee Related CN203753054U (en) | 2014-01-08 | 2014-01-08 | Wire harness assembly for automobile engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203753054U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545476A (en) * | 2015-12-11 | 2016-05-04 | 中国北方发动机研究所(天津) | V-shaped eight-cylinder double-ECU electric engine harness |
| CN106080437A (en) * | 2016-06-20 | 2016-11-09 | 武汉恒通汽车线束有限公司 | Wire harness is protected after a kind of automobile |
| CN106184062A (en) * | 2016-07-15 | 2016-12-07 | 广州市众科电器有限公司 | A kind of protection heat-resistant tube for engine high-temperature district |
| CN108382327A (en) * | 2018-03-21 | 2018-08-10 | 苏州玲珑汽车科技有限公司 | The installation method of auto electric parts |
-
2014
- 2014-01-08 CN CN201420010795.XU patent/CN203753054U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545476A (en) * | 2015-12-11 | 2016-05-04 | 中国北方发动机研究所(天津) | V-shaped eight-cylinder double-ECU electric engine harness |
| CN105545476B (en) * | 2015-12-11 | 2018-02-13 | 中国北方发动机研究所(天津) | A kind of double ECU electric-control motor wire harness of cylinder of V-type eight |
| CN106080437A (en) * | 2016-06-20 | 2016-11-09 | 武汉恒通汽车线束有限公司 | Wire harness is protected after a kind of automobile |
| CN106184062A (en) * | 2016-07-15 | 2016-12-07 | 广州市众科电器有限公司 | A kind of protection heat-resistant tube for engine high-temperature district |
| CN108382327A (en) * | 2018-03-21 | 2018-08-10 | 苏州玲珑汽车科技有限公司 | The installation method of auto electric parts |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203753054U (en) | Wire harness assembly for automobile engine | |
| CN104505651A (en) | Automotive rear engine connecting harness | |
| CN203085920U (en) | Generator wire harness assembly with bellows | |
| CN203562628U (en) | Engine electronic control wire harness | |
| CN203965411U (en) | Lambda sensor and oxygen sensor component | |
| CN203098049U (en) | High temperature resistant engine harness | |
| CN202694904U (en) | Heat-resisting and insulated high-voltage ignition cable used for airplane | |
| CN206707820U (en) | A kind of natural gas engine exhaust pipe thermal insulation shield | |
| CN204088824U (en) | A kind of new work engine wire harness | |
| CN207474134U (en) | A kind of electric vehicle alternating-current charging cable | |
| CN203057564U (en) | A combined carbon fiber heating line | |
| CN202424061U (en) | Bus duct with function of infrared optical fiber temperature measurement | |
| CN211008904U (en) | Temperature control heating mechanism for automobile fuel pipeline | |
| CN103016225A (en) | Far infrared electronic heating diesel oil filter | |
| CN202944194U (en) | Automobile storage battery protection cover | |
| CN208479976U (en) | With the series-parallel heating cable from temp sensing function | |
| CN206516879U (en) | Collector ring | |
| CN203336049U (en) | Novel wiring harness support | |
| CN204808931U (en) | Novel automotive wires | |
| CN206976757U (en) | Gas-turbine unit controls cable assembly | |
| CN105270284A (en) | Automobile electronic control unit optimization system | |
| CN208796711U (en) | A kind of cold-resistant polyethylene insulation control cable | |
| CN207095599U (en) | A kind of automobile sensor of anti-vibration | |
| CN203093888U (en) | Heating sheet high-stable anti-falling-off automotive rearview mirror wire harness | |
| CN202102767U (en) | Cable used for electric vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |