CN212536556U - Belt tensioning wheel mechanism of automobile engine - Google Patents
Belt tensioning wheel mechanism of automobile engine Download PDFInfo
- Publication number
- CN212536556U CN212536556U CN202021080465.XU CN202021080465U CN212536556U CN 212536556 U CN212536556 U CN 212536556U CN 202021080465 U CN202021080465 U CN 202021080465U CN 212536556 U CN212536556 U CN 212536556U
- Authority
- CN
- China
- Prior art keywords
- base
- torsion spring
- cylinder
- axle sleeve
- belt
- 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
- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 238000013016 damping Methods 0.000 claims abstract description 24
- 230000003749 cleanliness Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 230000002633 protecting effect Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model discloses an automobile engine's belt tensioner mechanism, including base, extension board, cylinder center axle sleeve, damping bush, cylinder torsion spring, apron, bearing, belt pulley, shield and bolt, base, cylinder center axle sleeve, damping bush, cylinder torsion spring and apron are located same central axis, the roll splines have all been seted up to cylinder center axle sleeve's top and bottom, the base passes through roll splines fixed connection with cylinder center axle sleeve. The utility model discloses a base, base pin, base stopper, extension board spacing groove, cylinder center axle sleeve, damping bush, cylinder torsion spring, apron, bearing, belt pulley, shield and bolt, the belt tensioning wheel mechanism who has solved automobile engine on the current market uses protective effect generally, and easy the ash that appears in the use leads to the equipment inner chamber to use the cleanliness relatively poor, has aggravated the problem of wearing and tearing when equipment uses.
Description
Technical Field
The utility model relates to the field of automotive technology, specifically a belt take-up pulley mechanism of automobile engine.
Background
In recent years, the production and sales volume of domestic automobiles increases year by year, so that the demand of the domestic market for a tensioning wheel is increased, a wide market is provided for the tensioning wheel, the conventional belt tensioning wheel generally adopts a cylindrical central shaft sleeve, the sudden change stress cannot be well coped with in long-time operation, the abrasion of a bush can be accelerated, the tensioning machine generates abnormal sound, clamping stagnation and other faults, and the service life requirement of the engine which is higher and higher at present cannot be met, and therefore a belt tensioning wheel mechanism of an automobile engine is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automobile engine's belt take-up pulley mechanism possesses the good advantage of protecting effect, and the belt take-up pulley mechanism who has solved automobile engine on the current market does not possess the good function of protecting effect, and the use wearing and tearing phenomenon is serious, influences the problem of engine life.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automobile engine's belt tensioner mechanism, includes base, extension board, cylinder center axle sleeve, damping bush, cylinder torsion spring, apron, bearing, belt pulley, shield and bolt, base, cylinder center axle sleeve, damping bush, cylinder torsion spring and apron are located same central axis, the round spline has all been seted up to cylinder center axle sleeve's top and bottom, base and cylinder center axle sleeve pass through round spline fixed connection, cylinder center axle sleeve and apron pass through round spline fixed connection, the top of cylinder torsion spring and the junction fixed connection of apron, the bottom of cylinder torsion spring and the junction fixed connection of extension board, the inner chamber fixed connection of belt pulley has the bearing, the bolt runs through shield, belt pulley and bearing and with the junction fixed connection of extension board.
Preferably, the opposite faces of the plate and the cover form a cavity, and the cylindrical torsion spring is mounted inside the cavity.
Preferably, a damping bushing is arranged between the cylindrical central shaft sleeve and the support plate, and the inner cylindrical surface and the outer cylindrical surface of the damping bushing are in friction with the cylindrical surface of the cylindrical central shaft sleeve and the conical cylindrical surface of the support plate when the belt pulley runs.
Preferably, the top fixedly connected with base pin on base surface, the bottom fixedly connected with base stopper on base surface, the extension board spacing groove that uses with the cooperation of base stopper is seted up on the surface of extension board.
Preferably, the inner cavity of the support plate is provided with an inner hook groove matched with the cylindrical torsion spring for use.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a base, base pin, base stopper, extension board spacing groove, cylinder center axle sleeve, damping bush, cylinder torsion spring, apron, bearing, belt pulley, shield and bolt can make the device reach the function that protecting effect is good, and the belt tensioning wheel mechanism who has solved automobile engine on the current market uses protecting effect generally, easily appears advancing the ash in the use, and it is relatively poor to lead to the equipment inner chamber to use the cleanliness, has aggravated the problem of wearing and tearing when equipment uses.
2. The cylindrical torsion spring is in a compressed state through the compression of the support plate and the cover plate, axial pressure is provided, and the damping bush is pressed by the base, the support plate and the cylindrical central shaft sleeve;
by the limiting use of the damping bushing, the operation of the equipment can be more stable and smooth during rotation, the sudden stress generated when the tensioning wheel runs for a long time can be favorably dealt with, the abrasion speed of the bushing is reduced, and the service life of the tensioning wheel is prolonged;
the installation and fixation of the equipment can be more convenient by using the base pin, the phenomenon that the rotation fluctuation angle of the equipment exceeds the torsion angle limit of the cylindrical torsion spring can be effectively avoided by using the base limiting block and the supporting plate limiting groove, and the service life of the equipment is ensured;
through the use of interior couple groove, it is more stable to enable cylindrical torsion spring's installation fixed, has promoted cylindrical torsion spring's force-bearing stability.
Drawings
FIG. 1 is an exploded view of the present invention;
fig. 2 is a sectional view of the present invention;
fig. 3 is a schematic structural view of the outer limiting mechanism of the present invention.
In the figure: 1. a base; 101. a base pin; 102. a base limiting block; 2. a support plate; 201. a support plate limiting groove; 3. a cylindrical central shaft sleeve; 4. a damping bushing; 5. a cylindrical torsion spring; 6. a cover plate; 7. a bearing; 8. a belt pulley; 9. a dust cover; 10. and (4) bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses a base 1, base pin 101, base stopper 102, extension board 2, extension board spacing groove 201, cylinder central spindle sleeve 3, damping bush 4, cylinder torsion spring 5, apron 6, bearing 7, belt pulley 8, shield 9 and bolt 10 part are the parts that general standard spare or technical field personnel know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.
Referring to fig. 1-3, a belt tensioner mechanism of an automobile engine comprises a base 1, a support plate 2, a cylindrical central shaft sleeve 3, a damping bush 4, a cylindrical torsion spring 5, a cover plate 6, a bearing 7, a belt pulley 8, a dust cap 9 and a bolt 10, wherein the base 1, the cylindrical central shaft sleeve 3, the damping bush 4, the cylindrical torsion spring 5 and the cover plate 6 are positioned on the same central axis, the damping bush 4 is placed between the cylindrical central shaft sleeve 3 and the support plate 2, the inner and outer cylindrical surfaces of the damping bush 4 rub against the cylindrical surface of the cylindrical central shaft sleeve 3 and the conical cylindrical surface of the support plate 2 when the belt pulley 8 runs, the operation of equipment can be more stable and smooth by the limit use of the damping bush 4, the sudden change stress generated when the tensioner runs for a long time can be responded, the abrasion speed of the bush can be reduced, the service life of the tensioner can be prolonged, rolling splines, the base 1 is fixedly connected with the cylindrical central shaft sleeve 3 through a rolling spline, the cylindrical central shaft sleeve 3 is fixedly connected with the cover plate 6 through a rolling spline, the top of the cylindrical torsion spring 5 is fixedly connected with the joint of the cover plate 6, the support plate 2 and the opposite side of the cover plate 6 form a cavity, the cylindrical torsion spring 5 is installed in the cavity, the cylindrical torsion spring 5 is in a compression state through the support plate 2 and the cover plate 6 to compress the cylindrical torsion spring 5, axial pressure is provided, the damping bush 4 is tightly pressed by the base 1, the support plate 2 and the cylindrical central shaft sleeve 3, the bottom of the cylindrical torsion spring 5 is fixedly connected with the joint of the support plate 2, an inner hook groove matched with the cylindrical torsion spring 5 is formed in the inner cavity of the support plate 2, through the use of the inner hook groove, the installation and fixation of the cylindrical torsion spring 5 are more stable, and the stress stability of the cylindrical torsion spring 5, inner chamber fixedly connected with bearing 7 of belt pulley 8, bolt 10 runs through shield 9, belt pulley 8 and bearing 7 and with extension board 2's junction fixed connection, the top fixedly connected with base pin 101 on base 1 surface, the bottom fixedly connected with base stopper 102 on base 1 surface, extension board spacing groove 201 that uses with base stopper 102 cooperation is seted up on extension board 2's surface, use through base pin 101, it is more convenient to make the installation of equipment fixed, use through base stopper 102 and extension board spacing groove 201, can effectively avoid the rotatory undulant angle of equipment to surpass the phenomenon of cylindrical torsion spring 5's torsion angle limit, the life of equipment has been ensured.
When in use, the cylindrical torsion spring 5 is compressed by the support plate 2 and the cover plate 6, the cylindrical torsion spring 5 is in a compressed state, axial pressure is provided, the damping bush 4 is pressed by the base 1, the support plate 2 and the cylindrical central shaft sleeve 3, and the equipment can rotate more stably and smoothly through the limit use of the damping bush 4, so that sudden stress generated when the tensioning wheel operates for a long time can be responded, the abrasion speed of the bush is reduced, the service life of the tensioning wheel is prolonged, the equipment can be more conveniently installed and fixed through the use of the base pin 101, the phenomenon that the rotation fluctuation angle of the equipment exceeds the limit of the torsion angle of the cylindrical torsion spring 5 can be effectively avoided through the use of the base limit block 102 and the support plate limit groove 201, the service life of the equipment is ensured, the installation and the fixation of the cylindrical torsion spring 5 are more stable through the use of the inner hook groove, the stress stability of the cylindrical torsion spring 5 is improved, the device can achieve the function of good protection effect through the matching of the structure, the problem that the cleanliness of an inner cavity of equipment is poor due to the fact that the belt tensioning wheel mechanism of an automobile engine in the existing market uses the protection effect generally, dust easily enters the equipment in the using process, and the equipment is suitable for popularization and use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an automobile engine's belt take-up pulley mechanism, includes base (1), extension board (2), cylinder center axle sleeve (3), damping bush (4), cylinder torsion spring (5), apron (6), bearing (7), belt pulley (8), shield (9) and bolt (10), its characterized in that: base (1), cylinder center axle sleeve (3), damping bush (4), cylinder torsion spring (5) and apron (6) are located same central axis, the round spline has all been seted up to the top and the bottom of cylinder center axle sleeve (3), base (1) and cylinder center axle sleeve (3) are through round spline fixed connection, cylinder center axle sleeve (3) are through round spline fixed connection with apron (6), the junction fixed connection of the top of cylinder torsion spring (5) and apron (6), the junction fixed connection of the bottom of cylinder torsion spring (5) and extension board (2), the inner chamber fixed connection of belt pulley (8) has bearing (7), bolt (10) run through shield (9), belt pulley (8) and bearing (7) and with the junction fixed connection of extension board (2).
2. The belt-tensioner mechanism for an automotive engine as claimed in claim 1, characterized in that: the opposite surfaces of the support plate (2) and the cover plate (6) form a cavity, and the cylindrical torsion spring (5) is arranged in the cavity.
3. The belt-tensioner mechanism for an automotive engine as claimed in claim 1, characterized in that: a damping bush (4) is arranged between the cylindrical central shaft sleeve (3) and the support plate (2), and the inner cylindrical surface and the outer cylindrical surface of the damping bush (4) are in friction with the cylindrical surface of the cylindrical central shaft sleeve (3) and the conical cylindrical surface of the support plate (2) when the belt pulley (8) runs.
4. The belt-tensioner mechanism for an automotive engine as claimed in claim 1, characterized in that: the top fixedly connected with base pin (101) on base (1) surface, the bottom fixedly connected with base stopper (102) on base (1) surface, extension board spacing groove (201) that cooperate with base stopper (102) and use have been seted up on the surface of extension board (2).
5. The belt-tensioner mechanism for an automotive engine as claimed in claim 1, characterized in that: the inner cavity of the support plate (2) is provided with an inner hook groove matched with the cylindrical torsion spring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021080465.XU CN212536556U (en) | 2020-06-12 | 2020-06-12 | Belt tensioning wheel mechanism of automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021080465.XU CN212536556U (en) | 2020-06-12 | 2020-06-12 | Belt tensioning wheel mechanism of automobile engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212536556U true CN212536556U (en) | 2021-02-12 |
Family
ID=74547230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021080465.XU Expired - Fee Related CN212536556U (en) | 2020-06-12 | 2020-06-12 | Belt tensioning wheel mechanism of automobile engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212536556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151520A (en) * | 2021-10-11 | 2022-03-08 | 贵州吉利发动机有限公司 | Tensioner, engine and vehicle |
-
2020
- 2020-06-12 CN CN202021080465.XU patent/CN212536556U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151520A (en) * | 2021-10-11 | 2022-03-08 | 贵州吉利发动机有限公司 | Tensioner, engine and vehicle |
| CN114151520B (en) * | 2021-10-11 | 2024-03-08 | 贵州吉利发动机有限公司 | Tensioner, engine and vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212536556U (en) | Belt tensioning wheel mechanism of automobile engine | |
| CN210978239U (en) | Centering bearing seat of nanometer sand mill | |
| CN212804108U (en) | Novel dust-proof type take-up pulley structure | |
| CN212804109U (en) | Long-life belt tensioner | |
| CN209913204U (en) | Novel long-life high-rotation-speed self-adaptive friction pair | |
| CN212536557U (en) | Belt tensioning wheel with conical core shaft | |
| CN218718131U (en) | Novel micro-shaft with knurls | |
| CN218114613U (en) | Ground roller | |
| CN212360429U (en) | Pin shaft anti-falling device for trolley | |
| CN213145142U (en) | Coupler diaphragm shaft sleeve with good clamping effect | |
| CN210686645U (en) | Single-row cylindrical roller bearing | |
| CN216095680U (en) | Positioning structure for working roll of stretching-bending straightener | |
| CN216483639U (en) | Pressure predictive maintenance device sensor for automobile production line | |
| CN215047334U (en) | Carrier tape inserting mechanism of tape collecting machine capable of finding carrier tape inserting hole | |
| CN214639109U (en) | Aluminum alloy roller for roller mill | |
| CN219669883U (en) | Spliced elevator wire rope is with mosaic structure | |
| CN219841002U (en) | High damping timing tensioning wheel | |
| CN220837954U (en) | Dust-free saw blade spindle series assembly | |
| CN217177330U (en) | High-strength nylon pulley | |
| CN212537474U (en) | Precise wear-resistant steel pipe for shock absorber | |
| CN219529733U (en) | Automobile tensioning wheel with improved structure | |
| CN214118773U (en) | Cylindrical roller bearing assembly structure for electric air compressor | |
| CN221185435U (en) | Bearing compaction tool | |
| CN215553678U (en) | Anti-toppling device for motorcycle frame | |
| CN220842083U (en) | Rear axle dabber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210212 |