CN201865763U - Engine accessory transmission system for vehicle - Google Patents
Engine accessory transmission system for vehicle Download PDFInfo
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- CN201865763U CN201865763U CN2010206403713U CN201020640371U CN201865763U CN 201865763 U CN201865763 U CN 201865763U CN 2010206403713 U CN2010206403713 U CN 2010206403713U CN 201020640371 U CN201020640371 U CN 201020640371U CN 201865763 U CN201865763 U CN 201865763U
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- belt wheel
- cornerite
- belt
- transmission system
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Abstract
The utility model relates to an engine accessory transmission system for a vehicle, which is used for driving a plurality of accessory belt wheels of an engine for the vehicle. The engine accessory transmission system for the vehicle comprises a crankshaft belt wheel (21), a water pump belt wheel (22), an air-conditioning compressor belt wheel (23), an electric generator belt wheel (24), a flat idle wheel (25), a groove idle wheel (26), a power-assisted steering pump belt wheel (27), an automatic tensioning device belt wheel (28) and a transmission belt (29), wherein the belt (29) is a multi-wedge belt, the multi-wedge belt (29) is ensured to surround each covering angle in the accessories through reasonably designing the position of each accessory, the accessory belt wheel slippage is sufficiently prevented, and the tension of the belt automatically maintains the stable state.
Description
Technical field
The utility model relates to vehicular engine, more particularly, relates to the accessory drive system of vehicular engine.
Background technique
Along with developing of automobile industry, more and more higher to the requirement of motor.For the Vehicular engine accessory transmission system, require under the prerequisite that can satisfy the requirement of motor integral layout, make the accessory drive system compact more, and can drive more annex belt wheel.
For a plurality of annex belt wheels, traditional method is to adopt plural train to arrange driving, wherein adopts manual mode to come adjustment of tonicity mostly, and to the driving weak effect of each annex belt wheel, functional reliability is poor like this, is easy to generate problem such as skid.
Fig. 2 shows a kind of existing motor car engine accessory drive system, it is disclosed among the Chinese utility model patent bulletin CN201326458, comprises crankshaft pulley, air condition compressor belt wheel, Water-pump belt wheel, alternator belt wheel, idle pulley, power steering pump belt wheel, first poly Vbelt and second poly Vbelt.Crankshaft pulley wherein is double-deck belt wheel, and first poly Vbelt takes up described crankshaft pulley one deck, air condition compressor belt wheel, Water-pump belt wheel, alternator belt wheel and idle pulley successively; Described second poly Vbelt takes up crankshaft pulley another layer and power steering pump belt wheel.
In above-mentioned document CN201326458, owing to adopted two belts, cause structure complicated more, it is bigger to take up room, and this is quite unfavorable undoubtedly for the limited engine compartment in space.Because this system does not have the function of automatic adjustment of tonicity, therefore have to adopt elastic poly V-belt, this has improved the cost of making and safeguarding undoubtedly, and is unfavorable for the installation of belt.In addition, also do not take into full account the influence of belt contact for transmission performance in the above-mentioned document, for example, the cornerite of Water-pump belt wheel 3 wherein is just very little, and such structure is obviously skidded easily, is unfavorable for the raising of transmission efficiency.
Fig. 3 shows the engine wheel system structure of a kind of existing application in engine art, it is disclosed among the Chinese utility model patent bulletin CN201474774U, described generator 2 is set to the position and is lower than Water-pump belt wheel 3, and with cylinder body distance greater than Water-pump belt wheel 3, fix Sui's wheel 8 in generator support 1 bottom of 7 of generator 2 and crankshaft pulley, air condition compressor 6 is positioned on the cylinder body of crankshaft pulley 7 one sides, the power-assisted steering pump 5 of air condition compressor 6 and top is connected by air conditioner compressed machine support 4, and be fixed on the engine cylinder-body, the engine wheel system structure comprises that also one is fitted on the belt 12, regulates support 11 by Idle wheel and is fixed on Idle wheel 10 on the engine cylinder-body.Said structure adopts a single poly Vbelt.The technique effect that wheel train structure in the document will be realized is: layout is simplified, compactness, is adapted at using when the space is narrow and small in the engine compartment; And make the train center of gravity descend, improve the stability of engine wheel system when operation.
Yet in Chinese utility model patent bulletin CN201474774U, its topology layout is defectiveness still.For example, wherein the location layout of each annex belt wheel also needs to improve, and wherein crankshaft pulley 7, air condition compressor belt wheel 6 are relative with the belt contact of Water-pump belt wheel 3 too small, and this improves transmission efficiency for preventing to skid is disadvantageous.In fact, do not mention requirement in the literary composition of the document to cornerite at all.
The information that is disclosed in this model utility background technique part only is intended to deepen the understanding to general background technique of the present utility model, and should not be regarded as admitting or hint in any form that this information constitutes being prior art known in those skilled in the art.
The model utility content
Technical problem to be solved in the utility model is: in existing Vehicular engine accessory belt drive system, adopt the layout of plural train to cause structure complicated more, it is bigger to take up room; And adopt the single train belt contact of a belt too small relatively, cause easily and skid; Wherein adopt the mode functional reliability of manual tune tension force poor, be easy to generate and skid.
To achieve these goals, the technical solution adopted in the utility model is: this engine accessory power rating belt drive system comprises crankshaft pulley, Water-pump belt wheel, air condition compressor belt wheel, generator belt wheel, flat idle pulley, groove idle pulley, power-assisted steering pump belt wheel, automatic tensioner belt wheel, and each annex is by wedge belt drives more than.Water-pump belt wheel, air condition compressor belt wheel, generator belt wheel are in the air inlet side of motor; Flat idle pulley is on engine charge side or engine timing cover, and groove idle pulley, power-assisted steering pump belt wheel, automatic tensioner belt wheel are at the exhaust side of engine.
Particularly, the utility model provides a kind of Vehicular engine accessory belt drive system, it comprises crankshaft pulley, Water-pump belt wheel, air condition compressor belt wheel, generator belt wheel, flat idle pulley, groove idle pulley, power-assisted steering pump belt wheel, automatic tensioner belt wheel and drivign belt, wherein
Described belt is a poly Vbelt;
Described crankshaft pulley, Water-pump belt wheel, air condition compressor belt wheel, generator belt wheel are arranged in regular turn;
Described Water-pump belt wheel, air condition compressor belt wheel, generator belt wheel peace idle pulley are in the air inlet side of motor, wherein Water-pump belt wheel is positioned at the medium position of motor, the air condition compressor belt wheel is positioned at the lower position of motor, and generator belt wheel peace idle pulley is positioned at the upper position of motor;
Described groove idle pulley, power-assisted steering pump belt wheel and automatic tensioner belt wheel all are in the exhaust side of motor, and wherein said groove idle pulley is positioned at the top of motor, and described power-assisted steering pump belt wheel and automatic tensioner belt wheel are positioned at the medium position of motor.
In above-mentioned Vehicular engine accessory belt drive system, preferably, in described cornerite, the cornerite of described crankshaft pulley is greater than 210 degree.
In above-mentioned Vehicular engine accessory belt drive system, preferably, in described cornerite, the cornerite of the belt wheel of described Water-pump belt wheel is greater than 180 degree.
In above-mentioned Vehicular engine accessory belt drive system, preferably, in described cornerite, the cornerite of the belt wheel of described air-conditioning is greater than 200 degree.
In above-mentioned Vehicular engine accessory belt drive system, preferably, in described cornerite, the cornerite of the belt wheel of described generator belt wheel is greater than 110 degree.
In above-mentioned Vehicular engine accessory belt drive system, preferably, in described cornerite, the cornerite of described flat idle pulley is greater than 60 degree, and the cornerite of groove idle pulley is greater than 80 degree.
In above-mentioned Vehicular engine accessory belt drive system, preferably, in described cornerite, the cornerite of the belt wheel of described power-assisted steering pump belt wheel is greater than 150 degree.
In above-mentioned Vehicular engine accessory belt drive system, preferably, in described cornerite, the cornerite of automatic tensioner belt wheel is greater than 160 degree.
Useful technique effect of the present utility model is: by accessory system being carried out reasonable Arrangement and fixing, guaranteed (simple in structure with the whole system of wedge belt drives more than, it is little to take up room) time, the belt wheel of each annex has enough big cornerite, it is stable that the tension force of belt keeps automatically, can do in safe and reliable building site, can not occur skidding, the safety coefficient of whole accessory system and life-span are improved greatly.
Description of drawings
Fig. 1 shows the schematic diagram according to the exemplary of Vehicular engine accessory belt drive system of the present utility model.
Fig. 2 shows a kind of schematic diagram of motor car engine accessory belt drive system of prior art.
Fig. 3 shows the schematic representation of the engine wheel system structure of another kind of prior art.
Embodiment
With reference to figure 1, the engine accessory power rating transmission system comprises some annex belt wheels and the wedge belt 29 more than that is mated, and described some annex belt wheels comprise crankshaft pulley 21, Water-pump belt wheel 22, air condition compressor belt wheel 23, generator belt wheel 24, flat idle pulley 25, groove idle pulley 26, power-assisted steering pump belt wheel 27 and automatic tensioner belt wheel 28.Wherein said crankshaft pulley 21, Water-pump belt wheel 22, air condition compressor belt wheel 23, generator belt wheel 24 are arranged in regular turn.Automatic tensioner belt wheel 28 is around the mounting points O swing of automatic tensioner.The tensioning mode of automatic tensioner is known in the art, so do not repeat them here.
Because many wedges belt 29 will drive a plurality of annexes, therefore need guarantee that many wedges belt 29 is enough big around the cornerite of described a plurality of annexes, can not occur skidding down with assurance in working order by design.Specifically, the position of each annex in described crankshaft pulley 21, Water-pump belt wheel 22, air condition compressor belt wheel 23, generator belt wheel 24, flat idle pulley 25, groove idle pulley 26, power-assisted steering pump belt wheel 27 and the automatic tensioner belt wheel 28 will guarantee that the cornerite of described many wedges belt 29 each in the described annex is enough to prevent that each annex belt wheel from skidding.
As shown in Figure 1, by position appropriate design, guaranteed that crankshaft pulley 21, Water-pump belt wheel 22, air condition compressor belt wheel 23 have enough cornerites to described crankshaft pulley 21, Water-pump belt wheel 22, air condition compressor belt wheel 23, generator belt wheel 24, power-assisted steering pump belt wheel 27 and automatic tensioner belt wheel 28; By the position of flat idle pulley 25 and groove idle pulley 26 is set, guaranteed from generator belt wheel 24 to the big span the power-assisted steering pump belt wheel 27 on tension force transmit smoothly, on generator belt wheel 24 and power-assisted steering pump belt wheel 27, all have enough big cornerite.
As an example, preferably, the cornerite of described crankshaft pulley 21 can be greater than 210 degree.The cornerite of Water-pump belt wheel 22 belt wheels can be greater than 180 degree.The cornerite of air condition compressor belt wheel 23 can be greater than 200 degree.The cornerite of generator belt wheel 24 can be greater than 110 degree.The cornerite of flat idle pulley 25 can be greater than 60 degree.The cornerite of groove idle pulley 26 can be greater than 80 degree.The cornerite of power-assisted steering pump belt wheel 27 can be greater than 150 degree.Automatic tensioner belt wheel 28 cornerites can be greater than 160 degree.
In Fig. 1, as preferred embodiment, Water-pump belt wheel 22, air condition compressor belt wheel 23, generator belt wheel 24 peaceful idle pulleys 25 all are in the air inlet side of motor, wherein Water-pump belt wheel 22 is positioned at the medium position of motor, air condition compressor belt wheel 23 is positioned at the lower position lower position of motor, and generator belt wheel 24 peaceful idle pulleys 25 are positioned at the upper position of motor; Groove idle pulley 26, power-assisted steering pump belt wheel 27 and automatic tensioner belt wheel 28 all are in the exhaust side of motor, wherein said groove idle pulley 26 is positioned at the upper position of motor, and described power-assisted steering pump belt wheel 27 and automatic tensioner belt wheel 28 are positioned at the medium position of motor.
Design according to above-mentioned accessory wheel system, guaranteed in the whole system of wedge belt drives more than, the belt wheel of each annex has enough big cornerite, it is stable that the tension force of belt keeps automatically, meet design requirement, can improve the Security of accessory belt drive system, make each annex can proper functioning.
The description that the front is done the concrete exemplary of the utility model is for the purpose of illustration and description.The description of front is not wanted the utility model is restricted to disclosed precise forms, obviously, all is possible according to a lot of changes of above-mentioned instruction and variation.Selecting exemplary and being described is in order to explain certain principles of the present utility model and practical application thereof, thereby makes others skilled in the art can realize and utilize various exemplary of the present utility model and different choice form and modification.Scope of the present utility model is intended to be limited by the claims and the equivalent form of value thereof.
Claims (8)
1. Vehicular engine accessory transmission system, it comprises crankshaft pulley (21), Water-pump belt wheel (22), air condition compressor belt wheel (23), generator belt wheel (24), flat idle pulley (25), groove idle pulley (26), power-assisted steering pump belt wheel (27), automatic tensioner belt wheel (28) and drivign belt (29), it is characterized in that
Described drivign belt (29) is a poly Vbelt;
Described crankshaft pulley (21), Water-pump belt wheel (22), air condition compressor belt wheel (23), generator belt wheel (24) are arranged in regular turn;
Described Water-pump belt wheel (22), air condition compressor belt wheel (23), the peaceful idle pulley of generator belt wheel (24) (25) are in the air inlet side of motor, wherein Water-pump belt wheel (22) is positioned at the medium position of motor, air condition compressor belt wheel (23) is positioned at the lower position of motor, and the peaceful idle pulley of generator belt wheel (24) (25) is positioned at the upper position of motor;
Described groove idle pulley (26), power-assisted steering pump belt wheel (27) and automatic tensioner belt wheel (28) all are in the exhaust side of motor, wherein said groove idle pulley (26) is positioned at the top of motor, and described power-assisted steering pump belt wheel (27) and automatic tensioner belt wheel (28) are positioned at the medium position of motor.
2. Vehicular engine accessory transmission system according to claim 1 is characterized in that, in described cornerite, the cornerite of described crankshaft pulley (21) is greater than 210 degree.
3. Vehicular engine accessory transmission system according to claim 1 is characterized in that, in described cornerite, the cornerite of described Water-pump belt wheel (22) is greater than 180 degree.
4. Vehicular engine accessory transmission system according to claim 1 is characterized in that, in described cornerite, the cornerite of described air condition compressor belt wheel (23) is greater than 200 degree.
5. Vehicular engine accessory transmission system according to claim 1 is characterized in that, in described cornerite, the cornerite of the belt wheel of described generator belt wheel (24) is greater than 110 degree.
6. Vehicular engine accessory transmission system according to claim 1 is characterized in that, in described cornerite, the cornerite of described flat idle pulley (25) is greater than 60 degree, and the cornerite of groove idle pulley (26) is greater than 80 degree.
7. Vehicular engine accessory transmission system according to claim 1 is characterized in that, in described cornerite, the cornerite of described power-assisted steering pump belt wheel (27) is greater than 150 degree.
8. Vehicular engine accessory transmission system according to claim 1 is characterized in that, in described cornerite, the cornerite of automatic tensioner belt wheel (28) is greater than 160 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206403713U CN201865763U (en) | 2010-12-03 | 2010-12-03 | Engine accessory transmission system for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206403713U CN201865763U (en) | 2010-12-03 | 2010-12-03 | Engine accessory transmission system for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201865763U true CN201865763U (en) | 2011-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206403713U Expired - Fee Related CN201865763U (en) | 2010-12-03 | 2010-12-03 | Engine accessory transmission system for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201865763U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329163A (en) * | 2014-08-29 | 2015-02-04 | 力帆实业(集团)股份有限公司 | Petrol engine and belt driving wheel train thereof |
| CN111577453A (en) * | 2020-06-08 | 2020-08-25 | 东风汽车有限公司 | Engine water pump, engine accessory driving system and design method thereof |
-
2010
- 2010-12-03 CN CN2010206403713U patent/CN201865763U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329163A (en) * | 2014-08-29 | 2015-02-04 | 力帆实业(集团)股份有限公司 | Petrol engine and belt driving wheel train thereof |
| CN111577453A (en) * | 2020-06-08 | 2020-08-25 | 东风汽车有限公司 | Engine water pump, engine accessory driving system and design method thereof |
| CN111577453B (en) * | 2020-06-08 | 2021-10-19 | 东风汽车有限公司 | Design method of engine accessory driving system |
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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: 20110615 Termination date: 20191203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |