CN209839114U - Transmission and vehicle - Google Patents
Transmission and vehicle Download PDFInfo
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- CN209839114U CN209839114U CN201920323570.2U CN201920323570U CN209839114U CN 209839114 U CN209839114 U CN 209839114U CN 201920323570 U CN201920323570 U CN 201920323570U CN 209839114 U CN209839114 U CN 209839114U
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- transmission
- bearing
- box body
- transmission shaft
- derailleur
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Abstract
The utility model provides a derailleur and vehicle, wherein, the derailleur, include: a box body; the transmission shaft is arranged on the box body and is connected with two side walls of the box body; the supporting part is arranged in the box body and located between two side walls of the box body, and the supporting part is connected with the transmission shaft. The utility model discloses a set up the supporting part between the inside both sides wall that is located the box of box, the supporting part is connected with the derailleur axle, makes the box become three point support to the bearing structure of derailleur axle by two point supports, has increased the rigidity of derailleur axle, improves the stationarity of derailleur axle operation, and then has guaranteed effectively that the gear of derailleur can steady transmission, has improved the life of box, and then has improved the life of product and has improved the satisfaction that the user used.
Description
Technical Field
The utility model relates to a motor vehicle technical field particularly, relates to a derailleur and vehicle including this derailleur.
Background
At present, a transmission intermediate shaft assembly produced at home and abroad generally adopts a two-point supporting structure, and the structure easily causes poor rigidity of the intermediate shaft and unstable gear transmission on a single-box multi-gear transmission, so that a transmission case can be damaged in a short time, and the service life of a product is short.
SUMMERY OF THE UTILITY MODEL
The present invention aims at least solving one of the technical problems existing in the prior art or the related art.
To this end, a first aspect of the present invention proposes a transmission.
To this end, a second aspect of the present invention provides a vehicle.
In view of this, a first aspect of the present invention provides a transmission, including: a box body; the transmission shaft is arranged on the box body and is connected with two side walls of the box body; the supporting part is arranged in the box body and located between two side walls of the box body, and the supporting part is connected with the transmission shaft.
The utility model provides a transmission, the power distribution box comprises a box body, derailleur axle and supporting part, the derailleur axle is installed on the box and is connected with the both sides wall of box, through set up the supporting part between the inside both sides wall that is located the box at the box, the supporting part is connected with the derailleur axle, make the box become three point support by two point support to the bearing structure of derailleur axle, the rigidity of derailleur axle has been increased, improve the stationarity of derailleur axle operation, guarantee derailleur axle dynamic balance, and then the gear of having guaranteed the derailleur effectively can steady transmission, avoided the relatively poor and make the box short time damage of derailleur axle operation equilibrium nature simultaneously, the life of box has been improved effectively, and then the life of product has been improved and the satisfaction that the improvement user used. Furthermore, the structure is reasonable, the realization is easy, the production is convenient, and the application range of the product is effectively enlarged.
According to the utility model discloses foretell derailleur can also have following additional technical characterstic:
in the above technical solution, preferably, the number of the support portions is at least one, and the support portions are distributed between the two side walls of the case in the axial direction of the transmission shaft.
In the technical scheme, the number of the supporting parts is at least one, and the supporting parts are distributed between two side walls of the box body along the axial direction of the transmission shaft, so that the supporting structure of the box body for the transmission shaft is changed from two-point supporting into multi-point supporting, the supporting parts with different numbers can meet the requirements of rigidity and dynamic balance of the transmission shafts with different lengths and different diameters, and the application range is wide. As easily thought, different numbers of supporting parts can be comprehensively considered and arranged according to the area of the contact surface between the side wall of the box body and the transmission shaft and the length and the diameter of the transmission shaft, so that the rigidity of the transmission shaft is improved, the dynamic balance of the transmission shaft is ensured, the running stability of the gear is further improved, the service life of the box body is prolonged, and the service life of a product is further prolonged.
In the above technical solution, preferably, the support portion is a bearing.
In this technical scheme, the supporting part is the bearing, through bearing and derailleur axle cooperation and support the derailleur axle, has increased the area of contact of supporting part and derailleur axle effectively, and then has improved the rigidity of derailleur axle effectively, guarantees the gear steady transmission of derailleur, improves the life of product. Further, the transmission shaft and the two side walls of the box body can be connected through the bearings, so that when the supporting portion is the bearing, coaxiality of the three bearings is guaranteed, and good rigidity of the transmission shaft is guaranteed effectively. It can be understood that the supporting portion can also be other structures meeting the requirements so as to meet the requirements of boxes with different structures and transmission shafts with different structures, and the application range is wide.
In any of the above technical solutions, preferably, a mounting hole is provided in the box body, and the bearing is mounted on the box body through the mounting hole.
In the technical scheme, the mounting hole is formed in the box body, the bearing is mounted on the box body through the mounting hole, so that the bearing mounted in the mounting hole can be effectively ensured to be coaxial with the transmission shaft through the mounting hole, the rigidity and the running stability of the transmission shaft are effectively ensured, the stability of gear transmission is improved, the problem that the rigidity of the transmission shaft is poor due to the fact that the bearing and the transmission shaft are not coaxial, the box body fails early due to the fact that the transmission shaft runs unstably is solved, the service life of a product is effectively prolonged, and the using satisfaction of a user is improved.
In any of the above technical solutions, preferably, the method further includes: and the clamping ring is arranged on the end surface of the bearing and used for fixing the bearing.
In the technical scheme, the bearing is fixed on the end face of the bearing through the clamping ring, so that the bearing and the transmission shaft are reliably connected and coaxial, the problem that the transmission shaft runs for a long time to cause the gap between the bearing and the transmission shaft to be enlarged or not coaxial to influence the running stability of the transmission shaft is avoided, the reliability of connection between the bearing and the transmission shaft is effectively ensured, the good rigidity of the transmission shaft is ensured, and the quality and the service life of a product are effectively improved. It will be appreciated that the reliability of the bearing and variator shaft connection may be ensured by other arrangements.
In any of the above technical solutions, preferably, the number of the snap rings is two, and the two snap rings are respectively installed on two end surfaces of the bearing.
In this technical scheme, the quantity of snap ring is two, installs respectively on two terminal surfaces of bearing through two snap rings, and the effectual derailleur axle of having avoided long time running uses derailleur axle and bearing clearance grow or the condition of disalignment, can further guarantee the reliability that bearing and derailleur hub connection, and then improves the rigidity of derailleur axle, improves derailleur gear drive's stationarity, improves the quality and the life of product.
In any of the above technical solutions, preferably, the box further includes a support plate connected to the mounting hole, and the bearing is mounted on the support plate.
In the technical scheme, the box body comprises the supporting plate connected with the mounting hole, and the supporting plate is mounted on the supporting plate through the bearing, so that the bearing is firmly mounted on the box body, the problem that the rigidity of the transmission shaft is influenced by the fact that the gap between the bearing and the transmission shaft is enlarged or the transmission shaft is not coaxial due to the fact that the bearing and the box body are not firmly connected in the working process of the transmission shaft is avoided, the stability and the reliability of connection between the bearing and the box body are effectively guaranteed, the good quality of a product is further guaranteed, and the using satisfaction of a user.
In any of the above technical solutions, preferably, the box body and the support plate are of an integrally formed structure.
In this technical scheme, box and backup pad are the integrated into one piece structure, and the convenient processing of integrated into one piece structure is favorable to batch production, and then is favorable to reduction in production cost, and simultaneously, box and backup pad have guaranteed the stability and the reliability that box and supporting part are connected for the integrated into one piece structure effectively, and then have guaranteed the good quality of product, improve the satisfaction that the user used. It can be understood that the box body and the supporting plate can be connected through other structures to meet the requirements of different transmission structures, and the application range is wide.
In any of the above aspects, preferably, the plurality of support portions are provided along a circumferential direction of the transmission shaft.
In this technical scheme, through a plurality of supporting parts that set up along the circumference of transmission axle with the transmission axle is connected, can satisfy the box of isostructure, the demand of the transmission axle of isostructure, application scope is extensive. Furthermore, the supporting parts with different quantities can meet the requirements of rigidity and dynamic balance of transmission shafts with different lengths and different diameters, and the application range is wide. It can be understood that the plurality of support portions arranged along the circumferential direction of the transmission shaft can be simultaneously and sequentially distributed on the box body along the axial line of the transmission shaft, and a plurality of central lines of the plurality of support portions arranged along the circumferential direction of the transmission shaft can also be in the same plane, namely, the central lines of the plurality of support portions are intersected with the same cross section of the transmission shaft, so that the requirements of box bodies with different structures and transmission shafts with different structures are met, and the application range is wide.
In the specific embodiment, the transmission is a single-box multi-gear transmission, and can be other types of transmissions meeting requirements.
A second aspect of the present invention provides a vehicle, comprising a transmission according to any one of the first aspects.
The utility model provides a vehicle, because of including as any one of first aspect's derailleur, consequently have the whole beneficial effect of above-mentioned derailleur, do not make the statement one by one here.
In the specific embodiment, the vehicle is commercial car, the supporting part is the bearing, the derailleur is single case multi-gear commercial car derailleur, the power distribution box comprises a box body, the derailleur axle, the snap ring with play the bearing of auxiliary stay effect, be equipped with the mounting hole on the box and with mounting hole joint support board, the bearing passes through the mounting hole and installs in the backup pad of box, the both ends of bearing are fixed through the snap ring, this structure makes the derailleur axle of single case multi-gear derailleur become three point support, greatly increased the rigidity of derailleur axle, guaranteed effectively that gear transmission is steady, and then avoided the transmission axle to move the circumstances that makes the box early inefficacy, improved the life of product effectively and improved the satisfaction that the user used.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 shows a schematic structural view of a transmission according to an embodiment of the present invention;
FIG. 2 illustrates a partial schematic view of a transmission according to an embodiment of the present invention;
fig. 3 shows a cross-sectional view in the direction a of the transmission of an embodiment of the present invention shown in fig. 2.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:
10 case, 102 support plate, 20 transmission shaft, 30 support part, 40 snap ring, 100 transmission.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
A transmission 100 and a vehicle according to some embodiments of the present invention will be described below with reference to fig. 1 to 3.
As shown in fig. 1, an embodiment of the first aspect of the present invention provides a transmission 100, including: a case 10; a transmission shaft 20 installed on the case 10 and connected to both side walls of the case 10; and a support part 30 disposed in the case 10 between both sidewalls of the case 10, the support part 30 being connected to the transmission shaft 20.
The utility model provides a derailleur 100, the power distribution box comprises a box body 10, derailleur axle 20 and supporting part 30, derailleur axle 20 is installed on box 10 and is connected with the both sides wall of box 10, set up supporting part 30 between the both sides wall through being located box 10 inside at box 10, supporting part 30 is connected with derailleur axle 20, make box 10 become three point support by two point support to the bearing structure of derailleur axle 20, the rigidity of derailleur axle 20 has been increased, improve the stationarity of derailleur axle 20 operation, guarantee derailleur axle 20 dynamic balance, and then guaranteed derailleur 100's gear can steady transmission effectively, avoided derailleur axle 20 operation equilibrium relatively poor and make box 10 short time damage simultaneously, the life of box 10 has been improved effectively, and then the life of product has been improved and the satisfaction that the improvement user used. Furthermore, the structure is reasonable, the realization is easy, the production is convenient, and the application range of the product is effectively enlarged.
In one embodiment of the present invention, it is preferable that the number of the supporting portions 30 is at least one, and is distributed between both side walls of the case 10 in the axial direction of the transmission shaft 20.
In this embodiment, the number of the supporting portions 30 is at least one, and the supporting portions are distributed between two side walls of the case 10 along the axial direction of the transmission shaft 20, so that the supporting structure of the case 10 for the transmission shaft 20 is changed from two-point supporting to multi-point supporting, and the different numbers of the supporting portions 30 can meet the requirements of rigidity and dynamic balance of the transmission shafts 20 with different lengths and different diameters, and the application range is wide. It is easy to think that, can also set up different quantity's supporting part 30 according to the area of the contact surface of box 10 lateral wall and derailleur axle 20 and the length, the diameter of derailleur axle 20, in order to improve the rigidity of derailleur axle 20, guarantee the dynamic balance of derailleur axle 20, further improve the stationarity of gear operation, improve the life of box 10, and then improve the life of product.
As shown in fig. 1, in one embodiment of the present invention, the supporting portion 30 is preferably a bearing.
In this embodiment, the supporting portion 30 is a bearing, and is matched with the transmission shaft 20 through the bearing and supports the transmission shaft 20, so that the contact area between the supporting portion 30 and the transmission shaft 20 is effectively increased, the rigidity of the transmission shaft 20 is further effectively improved, the gear of the transmission 100 is ensured to be stably driven, and the service life of the product is prolonged. Further, the transmission shaft 20 and the two side walls of the box 10 can also be connected through bearings, so that when the supporting portion 30 is a bearing, coaxiality of the three bearings is guaranteed, and good rigidity of the transmission shaft 20 is further guaranteed effectively. It is understood that the supporting portion 30 may be other structures as required to meet the requirements of the housing 10 with different structures and the transmission shaft 20 with different structures, and the application range is wide.
In an embodiment of the present invention, it is preferable that a mounting hole is formed in the housing 10, and the bearing is mounted on the housing 10 through the mounting hole.
In this embodiment, a mounting hole is formed in the case 10, and the bearing is mounted on the case 10 through the mounting hole, so that the bearing mounted in the mounting hole can be effectively ensured to be coaxial with the transmission shaft 20 by keeping the mounting hole coaxial with the transmission shaft 20, the rigidity and the running stability of the transmission shaft 20 are further effectively ensured, the stability of gear transmission is improved, the case 10 is prevented from being failed in an early stage due to the poor rigidity and the unstable running of the transmission shaft 20 caused by the fact that the bearing and the transmission shaft 20 are not coaxial, the service life of a product is effectively prolonged, and the use satisfaction of a user is improved.
As shown in fig. 1, in an embodiment of the present invention, preferably, the present invention further includes: and the clamping ring 40 is arranged on the end surface of the bearing and used for fixing the bearing.
In this embodiment, the snap ring 40 is installed on the end face of the bearing to fix the bearing, so that the bearing is reliably connected and coaxial with the transmission shaft 20, the problem that the running stability of the transmission shaft 20 is affected due to the fact that the gap between the bearing and the transmission shaft 20 is increased or the bearing and the transmission shaft 20 are not coaxial when the transmission shaft 20 runs for a long time is avoided, the connection reliability of the bearing and the transmission shaft 20 is effectively guaranteed, the good rigidity of the transmission shaft 20 is guaranteed, the quality of a product is effectively improved, and the service life of the product is effectively. It will be appreciated that the reliability of the connection of the bearing and the variator shaft 20 may be ensured by other arrangements.
In an embodiment of the present invention, preferably, the number of the snap rings 40 is two, and the two snap rings are respectively installed on two end surfaces of the bearing.
In this embodiment, the quantity of snap ring 40 is two, installs respectively on two terminal surfaces of bearing through two snap rings 40, and the effectual long-time operation of having avoided derailleur axle 20 makes derailleur axle 20 and the condition of bearing clearance grow or disalignment, can further guarantee the reliability that bearing and derailleur axle 20 are connected, and then improve the rigidity of derailleur axle 20, improve the gear drive's of derailleur 100 stationarity, improve the quality and the life of product.
As shown in fig. 2 and 3, in an embodiment of the present invention, it is preferable that the housing 10 further includes a support plate 102 connected to the mounting hole, and the bearing is mounted on the support plate 102.
In this embodiment, the case 10 includes a supporting plate 102 connected to the mounting hole, and is mounted on the supporting plate 102 through a bearing, so that the bearing is firmly mounted on the case 10, thereby preventing the gap between the bearing and the transmission shaft 20 from being enlarged or becoming non-coaxial due to the loose connection between the bearing and the case 10 during the operation of the transmission shaft 20, and effectively ensuring the stability and reliability of the connection between the bearing and the case 10, and further ensuring the good quality of the product, and improving the satisfaction of the user.
In one embodiment of the present invention, the case 10 and the supporting plate 102 are preferably integrally formed.
In this embodiment, the box body 10 and the supporting plate 102 are integrally formed, the integrally formed structure is convenient to process, and is beneficial to mass production, and further beneficial to reducing the production cost, and meanwhile, the box body 10 and the supporting plate 102 are integrally formed, so that the stability and reliability of the connection between the box body 10 and the supporting portion 30 are effectively ensured, and further the good quality of the product is ensured, and the satisfaction degree of the user is improved. It is understood that the housing 10 and the support plate 102 may be connected by other structures to meet the requirements of different structures of the transmission 100, and the application range is wide.
In one embodiment of the present invention, preferably, a plurality of support portions 30 are provided along the circumferential direction of the transmission shaft 20.
In this embodiment, the plurality of support portions 30 provided along the circumferential direction of the transmission shaft 20 are connected to the transmission shaft 20, so that the case 10 having a different structure and the transmission shaft 20 having a different structure can be satisfied, and the application range is wide. Further, the different number of the supporting portions 30 can meet the requirements of rigidity and dynamic balance of the transmission shafts 20 with different lengths and different diameters, and the application range is wide. It can be understood that the plurality of supporting portions 30 disposed along the circumferential direction of the transmission shaft 20 may be sequentially distributed on the case 10 along the axis of the transmission shaft 20 at the same time, and a plurality of center lines of the plurality of supporting portions 30 disposed along the circumferential direction of the transmission shaft 20 may also be in the same plane, that is, the center lines of the plurality of supporting portions 30 intersect with the same cross section of the transmission shaft 20, so as to meet the requirements of the cases 10 with different structures and the transmission shafts 20 with different structures, and the application range is wide.
In the exemplary embodiment, transmission 100 is a single case, multiple speed transmission, but may be other types of transmissions 100 that meet the requirements.
According to an embodiment of the second aspect of the present invention, a vehicle is also provided, including the transmission 100 according to any one of the first aspect.
The present invention provides a vehicle including the transmission 100 according to any one of the first aspects, and therefore having all the advantages of the transmission 100 described above, which are not described herein one by one.
In the specific embodiment, the vehicle is a commercial vehicle, the support portion 30 is a bearing, as shown in fig. 1 to 3, the transmission 100 is a single-box multi-gear commercial vehicle transmission, and includes a box body 10, a transmission shaft 20, a snap ring 40 and a bearing playing a role of auxiliary support, the box body 10 is provided with a mounting hole and a support plate 102 connected with the mounting hole, the bearing is mounted on the support plate 102 of the box body 10 through the mounting hole, and two ends of the bearing are fixed through the snap ring 40.
In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A transmission, comprising:
a box body;
the transmission shaft is arranged on the box body and is connected with two side walls of the box body;
the supporting part is arranged in the box body and located between two side walls of the box body, and the supporting part is connected with the transmission shaft.
2. The transmission of claim 1,
the number of the supporting parts is at least one, and the supporting parts are distributed between two side walls of the box body along the axial direction of the transmission shaft.
3. The transmission of claim 2,
the supporting part is a bearing.
4. The transmission of claim 3,
the bearing box is characterized in that a mounting hole is formed in the box body, and the bearing is mounted on the box body through the mounting hole.
5. The transmission of claim 4, further comprising:
and the clamping ring is arranged on the end surface of the bearing and used for fixing the bearing.
6. The transmission of claim 5,
the number of the snap rings is two, and the snap rings are respectively arranged on two end faces of the bearing.
7. The transmission of any one of claims 4 to 6,
the box body further comprises a supporting plate connected with the mounting hole, and the bearing is mounted on the supporting plate.
8. The transmission of claim 7,
the box body and the supporting plate are of an integrally formed structure.
9. The transmission of claim 2,
the plurality of support portions are arranged along a circumferential direction of the transmission shaft.
10. A vehicle, characterized by comprising:
a variator as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920323570.2U CN209839114U (en) | 2019-03-14 | 2019-03-14 | Transmission and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920323570.2U CN209839114U (en) | 2019-03-14 | 2019-03-14 | Transmission and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209839114U true CN209839114U (en) | 2019-12-24 |
Family
ID=68906313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920323570.2U Active CN209839114U (en) | 2019-03-14 | 2019-03-14 | Transmission and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209839114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780184A (en) * | 2019-03-14 | 2019-05-21 | 浙江万里扬股份有限公司 | Speed changer and vehicle |
-
2019
- 2019-03-14 CN CN201920323570.2U patent/CN209839114U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780184A (en) * | 2019-03-14 | 2019-05-21 | 浙江万里扬股份有限公司 | Speed changer and vehicle |
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