CN203892014U - Engine front accessory belt wheel train - Google Patents
Engine front accessory belt wheel train Download PDFInfo
- Publication number
- CN203892014U CN203892014U CN201420221379.4U CN201420221379U CN203892014U CN 203892014 U CN203892014 U CN 203892014U CN 201420221379 U CN201420221379 U CN 201420221379U CN 203892014 U CN203892014 U CN 203892014U
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- belt
- wheel
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000004378 air conditioning Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 description 6
- 230000003068 static effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
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Abstract
The utility model discloses an engine front accessory belt wheel train, which comprises a first layer wheel train, a second layer wheel train and a third wheel train, wherein the first layer wheel train is arranged on the front end of a crankshaft, the second layer wheel train is arranged on the rear end of the crankshaft, the third layer wheel train is arranged between the crankshaft and a water pump shaft, the first layer wheel train comprises a crankshaft belt wheel I, a fan belt wheel, an automatic tensioning wheel and a poly v-belt I which are arranged on the crankshaft, the crankshaft belt wheel I is a drive wheel, the automatic tensioning wheel is arranged in a loose side of the poly v-belt I of the first layer wheel train, the second layer wheel train comprises a crankshaft belt wheel II, a water pump belt wheel I, an automatic tensioning wheel II and a poly v-belt II which are arranged on the crankshaft, the crankshaft belt wheel II is a drive wheel, the poly v-belt II is arranged in a loose side of the poly v-belt II of the second layer wheel train, the third layer wheel train comprises a water pump belt wheel II, an air conditioning belt wheel, an idle wheel, an engine belt wheel and a poly v-belt III, the water pump belt wheel II is a drive wheel, and the idle wheel is arranged outside the poly v-belt III and between the air conditioning belt wheel and the engine belt wheel. The engine front accessory belt wheel train reasonably reduces pressure exerted on a water pump belt wheel, thereby prolonging life of the water pump bearing, and guaranteeing work reliability of an engine front wheel train.
Description
Technical field
The utility model relates to technical field of automobile engine, especially relates to the frontal attachments belt train on a kind of WD616 of being fixed on type and D10 type timing gear for diesel engine chamber.
Background technique
In the mid-fan diesel engine of WD616 type and D10 type, the annex of front end belt drives comprises fan, is pump, generator and air-conditioning etc., along with the requirement of automobile electrical amount and driving comfort is more and more higher, the power of belt transmission annex generator and air-conditioning is also increasing, and therefore belt transmission power is also in requisition for increase.Continue to use existing design, there is following shortcoming: 1) in the constant situation of belt tension, the rate of skidding between belt and annex belt wheel increases, cacophonize between belt and annex belt wheel, and then belt frequent wear fracture, and train is skidded and caused accessory power deficiency, cannot meet the requirement of car load electricity consumption and reduction noise; Annex generator and air-conditioning are fragile, and then cause front end wheel train frequently to break down; 2) non-slip in order to ensure belt, if increase belt tension, can make the stressed increase of accessory belt pulley, the annex bearing lost of life.
Publication number is to disclose a kind of automobile engine front end accessory gear system in 102297019 utility model application, and this system is divided into two-layer accessory wheel system: crank pulley first layer, automatic tensioner, alternator belt wheel, idle pulley and Water-pump belt wheel that first layer accessory wheel system is connected along crank pulley clockwise direction successively by the first poly Vbelt form; Second layer accessory wheel system is connected successively the crank pulley second layer and air condition compressor and forms along crank pulley clockwise direction by the second poly Vbelt.This structure has adopted two-layer accessory wheel system to complete associated components transmission of power, first layer accessory wheel system is by automatic tensioner tensioning the first poly Vbelt, thereby the wearing and tearing of skid and poly Vbelt after effectively having controlled poly Vbelt and extending, but in its second layer mechanism, do not relate to the re-tensioning of poly Vbelt, although second layer annex only drives air condition compressor, after long-time use, still there is poly Vbelt plastic deformation, and then the tension force problem that diminishes, skid.
Summary of the invention
The purpose of this utility model be to provide a kind of safe and reliable, belt tension is suitable, can transmit more powerful front end belt train, adopt technological scheme be: a kind of motor head accessory belt train, is characterized in that: described train comprise be contained in crankshaft front end first layer train, be contained in the second layer train of crankshaft rear end and be contained in bent axle and water pump spindle between the 3rd layer of train; First layer train comprises the crank pulley I, fan pulley, automatic tensioner and the poly Vbelt I that are contained on bent axle, and crank pulley I is driving wheel, and automatic tensioner is positioned at the inner side, slack list of poly Vbelt I; Second layer train comprises the crank pulley II, water pump pulley I, automatic tensioner II and the poly Vbelt II that are contained on bent axle, and crank pulley II is driving wheel, and automatic tensioner II is positioned at the inner side, slack list of the poly Vbelt II of second layer train; The 3rd layer of train comprises water pump pulley II, air-conditioning belt pulley, idle pulley, generator pulley and poly Vbelt III, and water pump pulley II is driving wheel, and idle pulley is between outside, air-conditioning belt pulley and the generator pulley of poly Vbelt III.
Technical characteristics of the present utility model also has: the front-end face of crank pulley I, fan pulley and three wheels of automatic tensioner of first layer train is in same end face I, the ear end face of three wheels is in same end face II, between end face I and end face II, the arbitrary plane vertical with bent axle and the crossing point of axes of three wheels all form leg-of-mutton three summits.
Technical characteristics of the present utility model also has: the front-end face of crank pulley II, water pump pulley I and three wheels of automatic tensioner II of second layer train is in same end face III, the ear end face of three wheels is in same end face IV, between end face III and end face IV, the arbitrary plane vertical with water pump spindle and the crossing point of axes of three wheels all form leg-of-mutton three summits.
Technical characteristics of the present utility model also has: the front-end face of water pump pulley II, air-conditioning belt pulley, idle pulley and four wheels of generator pulley of the 3rd layer of train is in same end face V, ear end face is in same end face VI, between end face V and end face VI, the arbitrary plane vertical with water pump spindle form V-shaped line I with three crossing point of axes of generator pulley, idle pulley, air-conditioning belt pulley respectively.
Technical characteristics of the present utility model also has: between described end face V and end face VI, the arbitrary plane vertical with idle pulley axis forms V-shaped line II with three crossing point of axes of water pump pulley II, generator pulley and air-conditioning belt pulley respectively.
Technical characteristics of the present utility model also has: the poly Vbelt wrap angle sigma of air-conditioning belt pulley is 180 °-220 °.
Technical characteristics of the present utility model also has: the poly Vbelt cornerite β of generator pulley is 160 °-180 °.
The beneficial effects of the utility model are: motor head accessory wheel system is divided into triple layer designs by the utility model, and be equipped with the Idle wheel that plays tension in every one deck train, thereby the belt of fan, water pump is carried out to auto-tensioning, make to have suitable frictional force between belt and belt pulley, the transmission of guaranteed output and bel-drivenn normally carry out.The appropriate design of poly Vbelt cornerite has ensured normally carrying out of friction driving.The utility model will be applied to rationally reducing on Water-pump belt wheel, and then has improved the life-span of water pump bearing, realizes the reliable operation of motor front-end wheel system.
Brief description of the drawings
Accompanying drawing 1 is the utility model plan view, and accompanying drawing 2 is right elevations of accompanying drawing 1, and accompanying drawing 3 is the 3rd layer of wheel train structure schematic diagram, wherein, the 1st, crank pulley I, the 2nd, fan pulley, the 3rd, automatic tensioner I, the 4th, poly Vbelt I, the 5th, crank pulley II, the 6th, water pump pulley I, the 7th, automatic tensioner II, the 8th, poly Vbelt II, the 9th, water pump pulley II, the 10th, air-conditioning belt pulley, the 11st, idle pulley, the 12nd, generator pulley, the 13rd, poly Vbelt III.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described.First layer train is made up of crank pulley I 1, fan pulley 2, automatic tensioner I 3, and three-wheel, in same plane, is triangle arrangement, and crank pulley I 1 is driving wheel, carries out power transmission by poly Vbelt I 4.Automatic tensioner I 3 is positioned at the inner side, slack list of poly Vbelt I 4, the outside tensioning poly Vbelt I 4 of automatic tensioner I 3, when when train is static, the pretightening force of poly Vbelt I 4 and train are moved, poly Vbelt I 4 slack list pulling force are constant all the time, be greater than this train limit tension force that skids, the maximum average transmitted power of this train is greater than fan consumed power, and train is safe and reliable.
Second layer train is made up of crank pulley II 5, water pump pulley I 6 and automatic tensioner II 7, and three-wheel, in same plane, is triangle arrangement.Crank pulley II 5 is driving wheel, carries out power transmission by poly Vbelt II 8.Automatic tensioner II 7 is positioned at poly Vbelt II 8 inner sides, slack list, the outside tensioning poly Vbelt II 8 of automatic tensioner II 7, when when train is static, the pretightening force of poly Vbelt II 8 and train are moved, poly Vbelt II 8 slack list pulling force are constant all the time, be greater than this train limit tension force that skids, the maximum average transmitted power of train is greater than water pump and the 3rd layer of train consumed power summation.
The front-end face of water pump pulley II 9, air-conditioning belt pulley 10, idle pulley 11 and 12 4 wheels of generator pulley of the 3rd layer of train is in same end face V, ear end face is in same end face VI, between end face V and end face VI, the arbitrary plane vertical with water pump spindle form V-shaped line I with three crossing point of axes of generator pulley 12, idle pulley 11, air-conditioning belt pulley 10 respectively.Between end face V and end face VI, the arbitrary plane vertical with idle pulley 11 axis forms V-shaped line II with three crossing point of axes of water pump pulley II 9, generator pulley 12 and air-conditioning belt pulley 10 respectively.Water pump pulley II 9 is driving wheel, carries out transmitted power by poly Vbelt III 13; Idle pulley 11 is arranged on poly Vbelt III 13 outsides, between air-conditioning belt pulley 10 and generator pulley 12, air-conditioning and generator pulley cornerite are increased, be specially: the poly Vbelt wrap angle sigma of air-conditioning belt pulley 10 is 180 °-220 °, dynamo belt, 12 poly Vbelt cornerite β is 160 °-180 °.
Certainly; above-mentioned explanation is not limitation of the utility model; the utility model is also not limited only to above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art make in essential scope of the present utility model, also belong to protection domain of the present utility model.
Claims (7)
1. a motor head accessory belt train, is characterized in that: described train comprise be contained in crankshaft front end first layer train, be contained in the second layer train of crankshaft rear end and be contained in bent axle and water pump spindle between the 3rd layer of train; First layer train comprises the crank pulley I, fan pulley, automatic tensioner and the poly Vbelt I that are contained on bent axle, and crank pulley I is driving wheel, and automatic tensioner is positioned at the inner side, slack list of poly Vbelt I; Second layer train comprises the crank pulley II, water pump pulley I, automatic tensioner II and the poly Vbelt II that are contained on bent axle, and crank pulley II is driving wheel, and automatic tensioner II is positioned at the inner side, slack list of the poly Vbelt II of second layer train; The 3rd layer of train comprises water pump pulley II, air-conditioning belt pulley, idle pulley, generator pulley and poly Vbelt III, and water pump pulley II is driving wheel, and idle pulley is between outside, air-conditioning belt pulley and the generator pulley of poly Vbelt III.
2. according to motor head accessory belt train claimed in claim 1, it is characterized in that: the front-end face of crank pulley I, fan pulley and three wheels of automatic tensioner of first layer train is in same end face I, the ear end face of three wheels is in same end face II, between end face I and end face II, the arbitrary plane vertical with bent axle and the crossing point of axes of three wheels all form leg-of-mutton three summits.
3. according to motor head accessory belt train claimed in claim 1, it is characterized in that: the front-end face of crank pulley II, water pump pulley I and three wheels of automatic tensioner II of second layer train is in same end face III, the ear end face of three wheels is in same end face IV, between end face III and end face IV, the arbitrary plane vertical with water pump spindle and the crossing point of axes of three wheels all form leg-of-mutton three summits.
4. according to motor head accessory belt train claimed in claim 1, it is characterized in that: the front-end face of water pump pulley II, air-conditioning belt pulley, idle pulley and four wheels of generator pulley of the 3rd layer of train is in same end face V, ear end face is in same end face VI, between end face V and end face VI, the arbitrary plane vertical with water pump spindle form V-shaped line I with three crossing point of axes of generator pulley, idle pulley, air-conditioning belt pulley respectively.
5. according to motor head accessory belt train claimed in claim 4, it is characterized in that: between described end face V and end face VI, the arbitrary plane vertical with idle pulley axis forms V-shaped line II with three crossing point of axes of water pump pulley II, generator pulley and air-conditioning belt pulley respectively.
6. according to motor head accessory belt train claimed in claim 4, it is characterized in that: the poly Vbelt wrap angle sigma of air-conditioning belt pulley is 180 °-220 °.
7. according to motor head accessory belt train claimed in claim 4, it is characterized in that: the poly Vbelt cornerite β of generator pulley is 160 °-180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420221379.4U CN203892014U (en) | 2014-05-04 | 2014-05-04 | Engine front accessory belt wheel train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420221379.4U CN203892014U (en) | 2014-05-04 | 2014-05-04 | Engine front accessory belt wheel train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203892014U true CN203892014U (en) | 2014-10-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420221379.4U Expired - Lifetime CN203892014U (en) | 2014-05-04 | 2014-05-04 | Engine front accessory belt wheel train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203892014U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697139A (en) * | 2016-04-11 | 2016-06-22 | 广西玉柴机器股份有限公司 | Output wheel system of engine with multiple motors |
| CN110374739A (en) * | 2019-08-14 | 2019-10-25 | 广西玉柴机器股份有限公司 | Harvester engine front end wheel train structure |
| 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 |
-
2014
- 2014-05-04 CN CN201420221379.4U patent/CN203892014U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697139A (en) * | 2016-04-11 | 2016-06-22 | 广西玉柴机器股份有限公司 | Output wheel system of engine with multiple motors |
| CN110374739A (en) * | 2019-08-14 | 2019-10-25 | 广西玉柴机器股份有限公司 | Harvester engine front end wheel train structure |
| 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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141022 |
|
| CX01 | Expiry of patent term |