CN214063754U - Automatic transmission with P-gear manual unlocking device - Google Patents
Automatic transmission with P-gear manual unlocking device Download PDFInfo
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- CN214063754U CN214063754U CN202022617202.4U CN202022617202U CN214063754U CN 214063754 U CN214063754 U CN 214063754U CN 202022617202 U CN202022617202 U CN 202022617202U CN 214063754 U CN214063754 U CN 214063754U
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- manual unlocking
- automatic transmission
- transmission
- control
- gear shifting
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 69
- 239000007769 metal material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model discloses an automatic transmission with manual unlocking device of P fender, including derailleur selector shaft and control rod, the one end of derailleur selector shaft is established to the control end, the control end includes a stress surface at least, the stress surface is the plane, the whole shaft-like of control rod, the one end of control rod is equipped with the control hole that runs through it, the control end runs through the control hole, the inner wall of control hole includes a force application face at least, the force application face with the stress surface laminating; and rotating the operating rod, wherein the force application surface transmits torque to the force bearing surface, so that the transmission gear shifting shaft is driven to rotate. The automatic transmission with the P-gear manual unlocking device aims to solve the technical problem that a vehicle cannot go out of a P gear under the conditions of battery power shortage, communication faults, failure of an electronic gear shifting controller or an electronic gear shifting actuator and the like due to the fact that the existing external electronic gear shifting structure does not have the P-gear manual unlocking device.
Description
Technical Field
The utility model belongs to the technical field of the automatic gearbox, especially, relate to an automatic gearbox with manual unlocking device is kept off to P.
Background
Automation and intellectualization are the development trend of future automobiles, and the degree of automation of a transmission serving as a power transmission device of an automobile is naturally a hot spot of research in the automobile industry. The automatic transmission with electronic gear shifting represents the height of a vehicle type configuration to a certain extent, and also represents the automation degree of the vehicle type.
Electronic gear shifting is the operation of an electronic gear shifting lever by a driver, and a transmission automatically completes gear shifting commands according to the request of the driver. During shifting, the driver does not feel the shifting resistance transmitted by the internal mechanical structure of the transmission. At present, an electronic gear shifting structure of an automatic transmission has two forms, namely an external type and an internal type. The external electronic gear shifting structure is the most common electronic gear shifting structure, and the gear shifting shaft of the transmission needs to be driven to rotate by an actuator to complete gear shifting.
However, when the vehicle fails, such as a battery is short of power, communication failure of the entire vehicle, failure of the electronic shift controller or the actuator, etc., the electronic shift actuator cannot work, so that the vehicle cannot exit from the P gear, and trailer and cart are difficult to pull.
The existing external electronic gear shifting structure has the advantages that the P-gear manual unlocking needs external tools such as a wrench or the like, or a P-gear manual unlocking device does not exist, and the actual use requirements of users cannot be met.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Based on this, the utility model provides an automatic gearbox with P keeps off manual unlocking device, this automatic gearbox with P keeps off manual unlocking device aim at solving current external electron and shift the structure and keep off manual unlocking device because of there being no P, lead to the vehicle under the circumstances such as battery power shortage, communication trouble, electron shift controller or electron shift executor inefficacy, the vehicle can't withdraw from the technical problem that P kept off.
(II) technical scheme
In order to solve the technical problem, the utility model provides an automatic transmission with P keeps off manual unlocking device, including derailleur selector shaft and control rod, the one end of derailleur selector shaft is established to the control end, the control end includes a stress surface at least, the stress surface is the plane, the whole control rod is shaft-like, the one end of control rod is equipped with the control hole that runs through it, the control end runs through the control hole, the inner wall of control hole includes a force application face at least, the force application face with the stress surface laminating; and rotating the operating rod, wherein the force application surface transmits torque to the force bearing surface, so that the transmission gear shifting shaft is driven to rotate.
Preferably, the control end comprises two opposite force bearing surfaces, and the control hole comprises two force application surfaces respectively attached to the two force bearing surfaces.
Preferably, the joystick comprises: the handle portion that cup joints the portion with cup joint portion links to each other, the control hole is located cup joint portion, the handle portion is whole for the shaft-like.
Preferably, one end of the handle part, which is far away from the sleeve part, is rounded, and the sleeve part is smoothly connected with the handle part.
Preferably, the operating lever is integrally formed of a metal material.
Preferably, the length of the operating rod is 50-80 mm.
Preferably, the handle portion is formed in a straight rod shape or a stepped rod shape as a whole.
Preferably, the automatic transmission with the P-gear manual unlocking device further comprises an actuator mounting bracket and an electronic gear shifting actuator mounted on the actuator mounting bracket, and the top end of the transmission gear shifting shaft is connected with an output shaft of the electronic gear shifting actuator.
Preferably, the transmission gear shifting shaft and the operating rod are connected through welding.
Preferably, the control hole is in interference fit with the control end, so that the transmission gear shifting shaft and the operating rod are fixedly connected.
(III) advantageous effects
The utility model discloses compare with prior art, the utility model discloses automatic gearbox with manual unlocking device of P fender's beneficial effect mainly includes:
(1) the utility model relates to an among the automatic gearbox with manual unlocking device of P fender, the design that newly-increased control rod goes on for the structure based on derailleur selector shaft, with direct part as automatic gearbox of control rod, do not influence automatic gearbox's wholeness ability, need not to improve the structure and the position of other parts.
(2) Utilize the utility model relates to an automatic gearbox with P keeps off manual unlocking device need not with the help of external instrument, has realized that external electron shifts P and keeps off the function of manual unblock, stable in structure, convenient operation, and the practicality is strong, can satisfy user's in-service use demand.
Drawings
The features and advantages of the invention will be more clearly understood by reference to the accompanying drawings, which are schematic and should not be understood as imposing any limitation on the invention, in which:
fig. 1 is a schematic view of a connection state of an operating lever and a transmission shift shaft in an automatic transmission having a P-range manual unlocking apparatus according to an embodiment of the present invention;
fig. 2 is a first structural schematic diagram of an operating lever in an automatic transmission having a P-range manual unlocking device according to an embodiment of the present invention;
fig. 3 is a second structural diagram of the operating lever in the automatic transmission with the P-range manual unlocking device according to the embodiment of the present invention;
fig. 4 is a third structural diagram of an operating lever in an automatic transmission having a P-range manual unlocking device according to an embodiment of the present invention;
fig. 5 is a schematic view of the entire structure of an automatic transmission having a P-range manual unlocking device according to an embodiment of the present invention;
fig. 6 is a partially enlarged view of a portion a in fig. 5.
Description of reference numerals:
1. the gear shifting device comprises a control rod, 2 transmission gear shifting shafts, 3 electronic gear shifting actuators, 4 actuator mounting brackets, 11 a sleeve joint part, 12 handle parts, 21 control ends, 111 control holes, 1111 force application surfaces and 211 force application surfaces.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the two elements may be mechanically or electrically connected, directly or indirectly connected through an intermediate medium, or connected through the inside of the two elements, or "in transmission connection", that is, connected in a power manner through various suitable manners such as belt transmission, gear transmission, or sprocket transmission. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-6, an automatic transmission with a P-shift manual unlocking device comprises a transmission shift shaft 2 and a control lever 1, wherein one end of the transmission shift shaft 2 is set as a control end 21, the control end 21 at least comprises a stress surface 211, the stress surface 211 is a plane, the control lever 1 is integrally in a rod shape, one end of the control lever 1 is provided with a control hole 111 penetrating through the control end 21, the control end 21 penetrates through the control hole 111, the inner wall of the control hole 111 at least comprises a force application surface 1111, and the force application surface 1111 is attached to the stress surface 211; by rotating the operating lever 1, the force application surface 1111 transmits torque to the force receiving surface 211, thereby driving the transmission gear shift shaft 2 to rotate. The automatic transmission with the P-gear manual unlocking device further comprises an actuator mounting bracket 4 and an electronic gear shifting actuator 3 mounted on the actuator mounting bracket 4, and the top end of the transmission gear shifting shaft 2 is connected with an output shaft of the electronic gear shifting actuator 3.
In the present embodiment, the joystick 1 is a new structure, specifically: based on the structure of the transmission gear shifting shaft 2, the operating rod 1 is additionally arranged at the upper part of the transmission gear shifting shaft, the operating rod 1 directly serves as a part of the automatic transmission, when the automatic transmission is assembled, the operating rod 1 is directly sleeved at the upper part (namely, the control end 21) of the transmission gear shifting shaft 2, and the transmission of torque is realized through the cooperation of the stress surface 211 of the planar structure and the force application surface 1111 of the planar structure. The arrangement of the operating rod 1 does not affect the overall performance of the automatic transmission, and the structure and the position of other parts do not need to be improved.
It should be noted that the control end 21 is not the topmost end of the transmission shift shaft 2, but is a position close to the top end, and the topmost end of the transmission shift shaft 2 is connected with the output shaft of the electronic shift actuator 3. The bottom end of the transmission gear shifting shaft 2 is connected with a gear shifting fork.
Normally, the electronic gear shifting actuator 3 is used for driving the transmission gear shifting shaft 2 to rotate so as to complete gear shifting.
When the automobile breaks down, if the battery is out of power, the whole automobile communication obstacle, the electronic gear shifting controller or the electronic gear shifting actuator 3 fails, the electronic gear shifting actuator 3 cannot drive the transmission gear shifting shaft 2 to rotate to complete gear shifting, at the moment, force is directly applied to the control rod 1, the control rod 1 is rotated, the force application surface 1111 transmits torque to the force bearing surface 211, and therefore the transmission gear shifting shaft 2 is driven to rotate, namely, the control rod 1 drives the transmission gear shifting shaft 2 to rotate to complete gear shifting during rotation. The whole process can realize the function of external electronic gear shifting P-gear manual unlocking without using external tools, and has convenient operation and good reliability.
Therefore, utilize the utility model relates to an automatic gearbox with P keeps off manual unlocking device not influencing under producing property ability and need not the prerequisite with the help of external instrument, has not only realized that external electron shifts P keeps off manual unlocking's function, convenient operation, good reliability.
According to the utility model discloses a specific embodiment, control end 21 includes two relative stress surfaces 211, and control hole 111 includes two application of force faces 1111 with two stress surfaces 211 laminating respectively. This embodiment, through setting up two stress surfaces 211, do benefit to effective transmission moment.
According to a specific embodiment of the present invention, the operating rod 1 comprises: a disc-shaped sleeve part 11 and a handle part 12 connected with the sleeve part 11, wherein the control hole 111 is arranged on the sleeve part 11, and the handle part 12 is rod-shaped as a whole. The disc-shaped sleeve part 11 is matched with the gear shifting shaft 2 of the transmission in a facilitated mode, and the rod-shaped handle part 12 is operated in a handheld mode in a facilitated mode.
According to the utility model discloses a particular embodiment, the one end radius of keeping away from cup joint portion 11 of handle portion 12, cup joint portion 11 and the smooth connection between handle portion 12. This structure does benefit to and avoids stress concentration, improves the comfort level when using simultaneously.
According to the embodiment of the present invention, the operating rod 1 is integrally formed of a metal material. This solution contributes to improving the overall performance of the joystick 1.
According to a specific embodiment of the present invention, the length of the operating rod 1 is 50-80 mm. The grip portion 12 is formed in a straight rod shape as a whole (as shown in fig. 2), or the grip portion 12 is formed in a stepped rod shape as a whole (as shown in fig. 3 and 4). In practical application, the length and the shape of the operating rod 1 can be flexibly designed according to the actual operation space of the automatic gearbox. It should be noted that the overall stepped rod-shaped structure of the handle portion 12 includes two structures shown in fig. 3 and 4, but may be another stepped rod-shaped structure.
According to the utility model discloses a concrete embodiment, the welding links to each other between derailleur selector shaft 2 and the control rod 1. By performing spot welding processing at the contact surface of the operating lever 1 and the transmission shift shaft 2, the problem of noise generation due to the shaking of the operating lever 1 can be avoided. The fixed connection between the transmission shift shaft 2 and the operating lever 1 can of course also be realized in other ways, for example, by interference fit of the control hole 111 with the control end 21.
Compared with the prior art, the utility model discloses improve based on current automatic gearbox, simple structure, the practicality is strong. Utilize the utility model relates to an automatic gearbox with P keeps off manual unlocking device not influencing under the product property ability and need not the prerequisite with the help of external instrument, has not only realized that external electron shifts P keeps off manual unlocking's function, has still satisfied the requirement of reliability and maneuverability.
Although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope defined by the appended claims.
Claims (10)
1. An automatic transmission with a P-gear manual unlocking device is characterized by comprising a transmission gear shifting shaft and an operating lever, wherein one end of the transmission gear shifting shaft is set to be a control end, the control end at least comprises a stress surface, the stress surface is a plane, the operating lever is integrally in a rod shape, one end of the operating lever is provided with a control hole penetrating through the operating lever, the control end penetrates through the control hole, the inner wall of the control hole at least comprises a force application surface, and the force application surface is attached to the stress surface; and rotating the operating rod, wherein the force application surface transmits torque to the force bearing surface, so that the transmission gear shifting shaft is driven to rotate.
2. The automatic transmission having a P-speed manual unlocking apparatus according to claim 1, wherein said control end includes two opposite force-bearing surfaces, and said control hole includes two force-applying surfaces respectively abutting against the two force-bearing surfaces.
3. The automatic transmission having a P-range manual unlocking apparatus according to claim 2, wherein the operating lever includes: the handle portion that cup joints the portion with cup joint portion links to each other, the control hole is located cup joint portion, the handle portion is whole for the shaft-like.
4. The automatic transmission with a P-stop manual unlocking device according to claim 3, characterized in that an end of the handle portion remote from the socket portion is rounded, and a smooth connection is formed between the socket portion and the handle portion.
5. The automatic transmission having a P-stop manual unlocking apparatus according to claim 4, wherein said operating lever is integrally formed of a metal material.
6. The automatic transmission having a P-stop manual unlocking apparatus according to claim 5, wherein the lever has a length of 50-80 mm.
7. The automatic transmission having a P-stop manual unlocking apparatus according to claim 6, wherein the handle portion is entirely straight-bar-shaped or stepped-bar-shaped.
8. The automatic transmission with a P-speed manual unlocking device according to claim 7, further comprising an actuator mounting bracket and an electronic shift actuator mounted on the actuator mounting bracket, wherein the top end of the transmission shift shaft is connected with the output shaft of the electronic shift actuator.
9. The automatic transmission having a P-range manual unlocking apparatus according to claim 8, wherein said transmission shift shaft and said operating lever are welded to each other.
10. The automatic transmission with a P-range manual unlocking device according to claim 8, wherein the fixed connection between the transmission shift shaft and the operating lever is achieved by interference fit of the control hole and the control end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022617202.4U CN214063754U (en) | 2020-11-13 | 2020-11-13 | Automatic transmission with P-gear manual unlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022617202.4U CN214063754U (en) | 2020-11-13 | 2020-11-13 | Automatic transmission with P-gear manual unlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214063754U true CN214063754U (en) | 2021-08-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022617202.4U Active CN214063754U (en) | 2020-11-13 | 2020-11-13 | Automatic transmission with P-gear manual unlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214063754U (en) |
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2020
- 2020-11-13 CN CN202022617202.4U patent/CN214063754U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240201 Address after: 646003 Section 4, Jiugu Avenue, High tech Zone, Luzhou City, Sichuan Province Patentee after: Luzhou Rongda Intelligent Transmission Co.,Ltd. Country or region after: China Address before: No.68, durong Road, Yuelu District, Changsha, Hunan 410000 Patentee before: Hunan Yung Da intelligent transmission Limited by Share Ltd. Country or region before: China |