CN202883957U - Idle wheel and engine provided with idle wheel and vehicle provided with the same - Google Patents
Idle wheel and engine provided with idle wheel and vehicle provided with the same Download PDFInfo
- Publication number
- CN202883957U CN202883957U CN 201220438533 CN201220438533U CN202883957U CN 202883957 U CN202883957 U CN 202883957U CN 201220438533 CN201220438533 CN 201220438533 CN 201220438533 U CN201220438533 U CN 201220438533U CN 202883957 U CN202883957 U CN 202883957U
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- Prior art keywords
- ring
- bearing
- idle pulley
- bolt
- pulley
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Abstract
Provided is an idle wheel. The idle wheel comprises a bearing (5), a belt pulley (1) and a bolt (4). The bolt (4) penetrates through a check ring (3) and is connected with the check ring (3) in interference fit. The check ring (3) is provided with step circle. A rubber ring (6) is arranged on the bolt, sleeved on the bolt (4) and embedded in the step circle of the check ring (3). The idle wheel is simple in structure, strong in bearing ability, low in manufacturing cost and long in service life, and in addition, parts can not lose easily in the process of operation. The utility model further provides an engine with the idle wheel and a vehicle with the engine.
Description
Technical field
The utility model relates to a kind of idle pulley, and it is used for motor, also relates to the motor that this idle pulley is housed and the vehicle that this motor is housed.
Background technique
Idle pulley is the wheel based part that plays transitional function, is widely used in the engine wheel system, for example utilizes idle pulley to improve the stressing conditions of train and the layout of change train in the engine accessory wheel system.The setting of idle pulley can be so that the train layout be more reasonable, stressed more even.
The Chinese utility model patent of the patent No.: ZL201120056331.9 discloses a kind of idle wheel for automobile engine, comprise bolt axis, bearing, the bolt axis sleeve is in bearing inner race, form counterbore on the inner ring of bearing, the bolt head of bolt axis places in the counterbore, and injection moulding is fixed with pulley on the outer ring of bearing.Strengthened support effect and the stability of idle pulley, good dustproof effect, but this kind idle pulley in the situation that long-play or easily damaged in heavy duty, correlated parts is easily lost, reliability is lower.
Summary of the invention
For overcoming above-mentioned shortcomings and deficiencies of the prior art, the utility model provides a kind of idle pulley, and this idle pulley is simple in structure, bearing capacity is strong, low cost of manufacture, long service life and be difficult for causing part to lose in the process of operation.
For achieving the above object, first purpose of the present utility model provides a kind of idle pulley, comprise bearing, belt pulley, bolt, described bolt passes back-up ring and is connected with the back-up ring interference fit, be provided with the step circle on the described back-up ring, described bolt is provided with rubber ring, and this rubber ring sleeve is on bolt and be embedded in the step circle of back-up ring.
Preferably, described back-up ring is fixedly connected with the inner ring of bearing.
Preferably, described bearing passes dustproof blanking cover and is connected with the back-up ring interference fit in above-mentioned arbitrary scheme.
Preferably, described bearing is deep groove ball bearing in above-mentioned arbitrary scheme.
Preferably, the quantity of described bearing is two in above-mentioned arbitrary scheme.
Preferably, the excircle of described belt pulley is provided with race in above-mentioned arbitrary scheme.
Preferably, the quantity of described race is 10 in above-mentioned arbitrary scheme.
Preferably, described belt pulley is provided with defining flange in above-mentioned arbitrary scheme, and defining flange is fixed described bearing and limited the axial displacement of described bearing.
Preferably, the attachment face of described belt pulley is provided with symmetrical circumferential groove in above-mentioned arbitrary scheme.
Preferably, described dustproof plug cover buckle is on the circumferential groove on the described belt pulley attachment face and be bolted in above-mentioned arbitrary scheme.
Preferably, belt pulley is fixedly connected with the outer ring of described bearing in above-mentioned arbitrary scheme.
Second purpose of the present utility model is to provide a kind of motor, and this motor adopts according to idle pulley of the present utility model.
The 3rd purpose of the present utility model provides a kind of vehicle, and it adopts according to motor of the present utility model.
Description of drawings
Fig. 1 is for preferably executing the sectional structure schematic diagram of example according to one of idle pulley of the present utility model.
Reference character is among the figure: 1: belt pulley, 2: dustproof blanking cover, 3: back-up ring, 4: bolt, 5: bearing, 6: rubber ring, 7: circumferential groove, 8: defining flange.
Embodiment
In order to understand better the utility model, below in conjunction with accompanying drawing the preferred enforcement according to idle pulley of the present utility model is further elaborated explanation.
In embodiment as shown in Figure 1, comprise bearing 5, belt pulley 1, bolt 4 according to idle pulley of the present utility model.Described bolt 4 passes back-up ring 3 and is connected with back-up ring 3 interference fit, is provided with the step circle on the described back-up ring 3.Described bolt is provided with rubber ring 6, and this rubber ring 6 is enclosed within on the bolt 4 and is embedded in the step circle of back-up ring 3.Belt pulley 1 is fixedly connected with the outer ring of described bearing 5, and rubber ring 6 can make bolt 4 in the idle pulley, dustproof blanking cover 2, back-up ring 3 can not come off, and is convenient to packed and transported and installs at motor, loses to prevent component.
In the present embodiment, described back-up ring 3 is fixedly connected with the inner ring of bearing 5, bearing 5 passes dustproof blanking cover 2 and is connected with back-up ring 3 interference fit, described bearing 5 is deep groove ball bearing, the quantity of described bearing 5 is two, and usually adopting a bearing in the prior art, the purpose that changes duplex bearing into by single-bearing in the utility model is to have strengthened idle pulley bearing capacity and working life.
The excircle of belt pulley 1 is provided with race, and the quantity of this race is 10.Also be provided with defining flange 8 on the belt pulley 1, these defining flange 8 fixing described bearings 5, and limit the axial displacement of described bearing 5, the attachment face of described belt pulley 1 is provided with symmetrical circumferential groove 7, described dustproof blanking cover 2 is buckled on the circumferential groove 7 on belt pulley 1 attachment face and is fixing by bolt 4, so that extraneous dust is difficult for entering in the described idle pulley, improved working life and the stability of this idle pulley.
Abovely describe in detail in conjunction with specific embodiment of the utility model, but be not to be to restriction of the present utility model, every foundation technical spirit of the present utility model all belongs to technical scope of the present utility model to any simple modification that above embodiment does, for example what of bearing 5 and race quantity.
Also need to prove, comprise combination in any between the each part mentioned above according to the category of idle pulley technological scheme of the present utility model.
Identical with any innovation and creation, idle pulley of the present utility model is improvements over the prior art, its constituent element comprises each details of the prior art, yet, with these component combinations of the prior art together, realize the technical solution of the utility model, this is not apparent to those skilled in the art, but the inventor bends over one's desk working the several months and the crystallization of great many of experiments.
Claims (13)
1. idle pulley, comprise bearing (5), belt pulley (1), bolt (4), it is characterized in that: described bolt (4) passes back-up ring (3) and is connected with back-up ring (3) interference fit, be provided with the step circle on the described back-up ring (3), described bolt is provided with rubber ring (6), and this rubber ring (6) is enclosed within bolt (4) upward and is embedded in the step circle of back-up ring (3).
2. idle pulley as claimed in claim 1, it is characterized in that: described back-up ring (3) is fixedly connected with the inner ring of bearing (5).
3. such as claims 1 or 2 described idle pulleys, it is characterized in that: described bearing (5) passes dustproof blanking cover (2) and is connected with back-up ring (3) interference fit.
4. idle pulley as claimed in claim 3, it is characterized in that: described bearing (5) is deep groove ball bearing.
5. idle pulley as claimed in claim 4, it is characterized in that: the quantity of described bearing (5) is two.
6. idle pulley as claimed in claim 1, it is characterized in that: the excircle of described belt pulley (1) is provided with race.
7. idle pulley as claimed in claim 6, it is characterized in that: the quantity of described race is 10.
8. idle pulley as claimed in claim 6, it is characterized in that: described belt pulley (1) is provided with defining flange (8), and the fixing described bearing (5) of defining flange (8) also limits the axial displacement of described bearing (5).
9. such as each described idle pulley in claims 1 or 6 or 8, it is characterized in that: the attachment face of described belt pulley (1) is provided with symmetrical circumferential groove (7).
10. the idle pulley described in claims 3 is characterized in that: the circumferential groove (7) that described dustproof blanking cover (2) is buckled on described belt pulley (1) attachment face is upper and fixing by bolt (4).
11. idle pulley as claimed in claim 1, it is characterized in that: belt pulley (1) is fixedly connected with the outer ring of described bearing (5).
12. motor has idle pulley, it is characterized in that: adopt the idle pulley described in above-mentioned arbitrary claim.
13. vehicle has motor, it is characterized in that: adopt as described in claim 12 motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220438533 CN202883957U (en) | 2012-08-31 | 2012-08-31 | Idle wheel and engine provided with idle wheel and vehicle provided with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220438533 CN202883957U (en) | 2012-08-31 | 2012-08-31 | Idle wheel and engine provided with idle wheel and vehicle provided with the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202883957U true CN202883957U (en) | 2013-04-17 |
Family
ID=48075388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220438533 Expired - Fee Related CN202883957U (en) | 2012-08-31 | 2012-08-31 | Idle wheel and engine provided with idle wheel and vehicle provided with the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202883957U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966587A (en) * | 2015-06-24 | 2015-10-07 | 无锡锡洲电磁线有限公司 | Guide pulley structure |
| CN106090157A (en) * | 2016-08-31 | 2016-11-09 | 安徽全柴动力股份有限公司 | A kind of transition wheel mechanism for diesel engine tightening belt |
| CN106368810A (en) * | 2016-08-29 | 2017-02-01 | 安徽江淮汽车股份有限公司 | Engine idle wheel assembly |
| CN107524785A (en) * | 2017-10-19 | 2017-12-29 | 浙江瑞德利汽车部件有限公司 | A kind of dustproof automotive idle pulley |
| CN111570824A (en) * | 2020-05-20 | 2020-08-25 | 无锡永凯达齿轮有限公司 | Idler wheel assembly and machining method for optimizing roundness of belt pulley assembly in idler wheel assembly |
-
2012
- 2012-08-31 CN CN 201220438533 patent/CN202883957U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966587A (en) * | 2015-06-24 | 2015-10-07 | 无锡锡洲电磁线有限公司 | Guide pulley structure |
| CN106368810A (en) * | 2016-08-29 | 2017-02-01 | 安徽江淮汽车股份有限公司 | Engine idle wheel assembly |
| CN106090157A (en) * | 2016-08-31 | 2016-11-09 | 安徽全柴动力股份有限公司 | A kind of transition wheel mechanism for diesel engine tightening belt |
| CN107524785A (en) * | 2017-10-19 | 2017-12-29 | 浙江瑞德利汽车部件有限公司 | A kind of dustproof automotive idle pulley |
| CN111570824A (en) * | 2020-05-20 | 2020-08-25 | 无锡永凯达齿轮有限公司 | Idler wheel assembly and machining method for optimizing roundness of belt pulley assembly in idler wheel assembly |
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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: 20130417 Termination date: 20190831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |