CN218992307U - Gear selecting and shifting mechanism - Google Patents
Gear selecting and shifting mechanism Download PDFInfo
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- CN218992307U CN218992307U CN202223226898.3U CN202223226898U CN218992307U CN 218992307 U CN218992307 U CN 218992307U CN 202223226898 U CN202223226898 U CN 202223226898U CN 218992307 U CN218992307 U CN 218992307U
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Abstract
The utility model relates to the technical field of automobile transmissions, in particular to a gear selecting and shifting mechanism. The gear shifting device comprises a gear shifting shaft, wherein a gear shifting head is arranged on the gear shifting shaft, and a first angle sensor is arranged at one end of the gear shifting shaft; a gear selecting shaft is arranged on one side of the gear shifting shaft, and the gear selecting shaft is perpendicular to the gear shifting shaft; one end of the gear selecting shaft is provided with a gear selecting swing arm, and a first connecting end is arranged on the gear selecting swing arm; a signal swing arm is arranged on the other side of the gear shifting shaft, the signal swing arm is parallel to the gear selecting shaft, a second angle sensor is arranged at one end of the signal swing arm, and a second connecting end is fixedly arranged at the other end of the signal swing arm; the first connecting end is in transmission connection with the second connecting end. Aiming at the technical problem that the use effect of the traditional gear selecting and shifting mechanism is poor, the structure layout is improved, gear selecting and shifting are organically combined, and the first angle sensor and the second angle sensor are additionally arranged so as to obtain position signals of gear selecting and shifting more accurately, so that gear selecting is more accurate, gear shifting is clearer, and performance is more reliable.
Description
Technical Field
The utility model relates to the technical field of automobile transmissions, in particular to a gear selecting and shifting mechanism.
Background
Along with the improvement of the requirements of people on the living environment of the vehicle, the transmission is light to operate, accurate in gear selection, clear in gear shifting and labor-saving, and becomes a main evaluation index of the quality of the transmission. The traditional gear selecting and shifting mechanism adopts two independent operation steps, so that the organic combination of gear selecting and shifting cannot be realized, and the problems that the gear is not in place and the driving safety of a vehicle is seriously affected due to the fact that the gear is not in place, the gear is not in gear, the gear is out of gear and the like are easily caused.
Disclosure of Invention
Technical problem to be solved by the utility model
Aiming at the technical problem that the use effect of the traditional gear selecting and shifting mechanism is poor, the utility model provides the gear selecting and shifting mechanism, which improves the structural layout, organically combines gear selecting and shifting, and is additionally provided with a first angle sensor and a second angle sensor so as to more accurately acquire position signals of gear selecting and shifting, so that gear selecting is more accurate, gear shifting is clearer, and the performance is more reliable.
Technical proposal
In order to solve the problems, the technical scheme provided by the utility model is as follows:
the gear selecting and shifting mechanism comprises a gear shifting shaft, wherein a gear shifting head is arranged on the gear shifting shaft, and a first angle sensor is arranged at one end of the gear shifting shaft; a gear selecting shaft is arranged on one side of the gear shifting shaft, and the gear selecting shaft is perpendicular to the gear shifting shaft; a gear selecting swing arm is arranged at one end of the gear selecting shaft and is connected with a gear shifting head in a matched mode, and a first connecting end is arranged on the gear selecting swing arm; the gear shifting device comprises a gear shifting shaft, a gear selecting shaft, a gear shifting shaft and a gear shifting shaft, wherein the gear shifting shaft is arranged at one end of the gear shifting shaft; the first connecting end is in transmission connection with the second connecting end.
Optionally, the first connecting end comprises a first swinging block, and a bump is arranged at the end part of the first swinging block; the second connecting end comprises a second swinging block, a long groove is formed in the second swinging block, and the protruding block is arranged in a matched mode with the long groove.
Optionally, a gear selecting arm is arranged at the end part of the gear selecting shaft, and the gear selecting arm is fixedly connected with the gear selecting shaft.
Optionally, a first connecting plate and a second connecting plate are arranged on the gear selecting arm, the first connecting plate and the second connecting plate are connected through a bending plate, and through holes are formed in the first connecting plate and the second connecting plate; the end part of the gear selecting shaft is provided with a connecting column, the connecting column is matched with the through hole, and the connecting column is fixedly connected with the bending plate, the first connecting plate and the second connecting plate through connecting pieces.
Optionally, the connecting piece includes bolt and nut, be provided with the arcwall face on the spliced pole, constitute and hold the chamber between arcwall face and the crooked board, the double-screw bolt of bolt sets up with holding the chamber matching, the nut sets up in the one end of bolt.
Optionally, the cross section of the connecting column is oblate, and the through hole is matched with the oblate.
Optionally, the first angle sensor and the second angle sensor are small-angle precision potentiometers.
Optionally, the gear selecting shaft and the gear shifting shaft are in running fit with the shell.
Optionally, a shift arm is disposed at one end of the shift shaft.
Optionally, the shift arm is welded to the shift shaft.
Advantageous effects
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:
aiming at the technical problem that the use effect of the traditional gear selecting and shifting mechanism is poor, the structure layout is improved, gear selecting and shifting are organically combined, and the first angle sensor and the second angle sensor are additionally arranged so as to obtain position signals of gear selecting and shifting more accurately, so that gear selecting is more accurate, gear shifting is clearer, and performance is more reliable.
Drawings
Fig. 1 is a schematic structural diagram of a gear selecting and shifting mechanism according to an embodiment of the present utility model.
Fig. 2 is an assembly schematic diagram of a gear selecting and shifting mechanism belt housing according to an embodiment of the present utility model.
Fig. 3 is a bottom view of the seed selection and shift mechanism according to the embodiment of the present utility model.
Detailed Description
For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings and examples.
The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings. The first, second, etc. words are provided for convenience in describing the technical scheme of the present utility model, and have no specific limitation, and are all generic terms, and do not constitute limitation to the technical scheme of the present utility model. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The technical schemes in the same embodiment and the technical schemes in different embodiments can be arranged and combined to form a new technical scheme without contradiction or conflict, which is within the scope of the utility model.
Example 1
1-3, the present embodiment provides a gear selecting and shifting mechanism, which comprises a gear shifting shaft 110, wherein a gear shifting head 111 is arranged on the gear shifting shaft 110, and a first angle sensor 201 is arranged at one end of the gear shifting shaft 110; a gear selecting shaft 120 is arranged on one side of the gear shifting shaft 110, and the gear selecting shaft 120 is perpendicular to the gear shifting shaft 110; a gear selecting swing arm 121 is arranged at one end of the gear selecting shaft 120, the gear selecting swing arm 121 is connected with the gear shifting head 111 in a matched mode, and a first connecting end is arranged on the gear selecting swing arm 121; a signal swing arm 130 is arranged on the other side of the gear shifting shaft 110, the signal swing arm 130 is parallel to the gear selecting shaft 120, a second angle sensor 202 is arranged at one end of the signal swing arm 130, and a second connecting end is fixedly arranged at the other end of the signal swing arm 130; the first connecting end is in transmission connection with the second connecting end.
The gear selecting and shifting mechanism of the embodiment improves the structural layout, organically combines gear selecting and shifting, and is additionally provided with the first angle sensor 201 and the second angle sensor 202 so as to more accurately acquire position signals of gear selecting and shifting, so that the gear selecting and shifting mechanism is lighter in operation, more accurate in gear selecting, clearer in gear shifting and more reliable in performance.
The gear selecting and shifting mechanism of the embodiment has the working mode that the gear selecting shaft 120 rotates around the axis of the gear selecting shaft, and the gear selecting swing arm 121 drives the gear shifting head 111, and the gear shifting head 111 axially moves on the gear shifting shaft 110, so that gear selection is realized. After the gear selection is completed, the gear shifting shaft 110 drives the gear shifting head 111 to rotate around the axis of the gear shifting shaft 110, so that gear shifting is realized. The gear selecting swing arm is connected with the signal swing arm 130 through a first connecting end and a second connecting end, and transmission is achieved. The second angle sensor 202 is sleeved on the signal swing arm 130, so that a gear selection position signal is accurately acquired through the second angle sensor 202. One end of the gear shifting shaft 110 is sleeved with a first angle sensor 201, and gear shifting position signals are accurately acquired through the first angle sensor 201. The gear selecting swing arm 121 drives the gear shifting block 111 to achieve the purposes that the end portion of the gear selecting swing arm 121 comprises a protruding block, an adapting gap is formed in the gear shifting block 111, the protruding block is matched with the adapting gap, and therefore when the gear selecting swing arm 121 moves, acting force is applied to the side wall of the adapting gap through the protruding block, and accordingly the gear shifting block 111 is driven to slide. In one conceivable embodiment, a spline section is provided on the shift shaft 110, by means of which the shift head 111 is in a stable and reliable sliding fit with the shift shaft 110.
In this embodiment, the first connection end and the second connection end are used to transmit the rotation of the gear selecting shaft 120 to the signal swing arm 130, and may also be considered to transmit the swing of the gear selecting swing arm 121 to the signal swing arm 130. It is conceivable that the first connection end and the second connection end realize that the rotation of the gear selecting shaft 120 is transmitted to the signal swing arm 130, and between two parallel shafts, the rotation of one shaft around the axis drives the other shaft to rotate around the axis. In a conventional embodiment, the first connection end and the second connection end may be gears, and the gears are engaged to realize transmission between the parallel shaft members. The embodiment further provides a preferred embodiment, the first connecting end may have a block structure, the second connecting end may also have a block or rod structure, the block structure of the first connecting end is provided with a protrusion, the block structure of the second connecting end is provided with a long chute, the protrusion slides in the long chute along with the rotation of the first connecting end, and the second connecting end where the long chute is located is stressed to swing synchronously, so that the swing of the first connecting end can be transmitted to the second connecting end.
According to the gear selecting and shifting mechanism, the structure is optimized, the first angle sensor 201 can be directly installed on the gear shifting shaft 110, and the gear selecting shaft is inconvenient to directly install due to structural design, so that the signal swinging arm 130 is matched, the second angle sensor 202 is installed on the signal swinging arm 130, and the signal swinging arm 130 is connected with the gear shifting shaft through the transmission of the first connecting end and the second connecting end, so that the signal swinging arm 130 can move along with the gear selecting shaft 120 in the rotating motion process, the gear selecting signals and the gear shifting signals are acquired, and the interference of the structure is avoided.
As an alternative implementation manner of this embodiment, the first connection end includes a first swinging block 211, and a bump 213 is disposed at an end of the first swinging block 211; the second connection end comprises a second swinging block 212, a long groove 214 is arranged on the second swinging block 212, and the convex block 213 is matched with the long groove 214. In this embodiment, the gear selecting shaft 120 rotates to drive the gear selecting swing arm 121 to swing, the first swing block 211 rotates along with the gear selecting swing arm 121, the swing of the first swing block 211 drives the second swing block 212 to swing by means of the cooperation of the protruding block 213 and the long groove 214, and the swing of the second swing block 212 can drive the signal swing arm 130 to swing, so as to realize the transmission of the rotation between the gear shifting shaft 110 and the signal swing arm 130.
As an optional implementation manner of this embodiment, a gear selecting arm 122 is disposed at an end of the gear selecting shaft 120, and the gear selecting arm 122 is fixedly connected with the gear selecting shaft 120. In this embodiment, the gear selecting arm 122 is disposed at the end of the gear selecting shaft 120, and the gear selecting arm 122 may be connected with other mechanisms, and the other mechanisms are used as power sources to drive the gear selecting arm 122, so as to drive the gear selecting shaft 120 to rotate.
As an alternative implementation manner of this embodiment, the gear selecting arm 122 is provided with a first connecting plate 301 and a second connecting plate 302, the first connecting plate 301 and the second connecting plate 302 are connected by a bending plate 303, and through holes are formed in the first connecting plate 301 and the second connecting plate 302; the end of the gear selecting shaft 120 is provided with a connecting column 304, the connecting column 304 is matched with the through hole, and the connecting column 304 is fixedly connected with the bending plate 303, the first connecting plate 301 and the second connecting plate 302 through connecting pieces. The present embodiment is a connection manner between the selector arm 122 and the selector shaft 120. Wherein first connecting plate 301, second connecting plate 302 and crooked board 303 have realized selecting the buckling of fender arm 122 one end, and the through-hole on first connecting plate 301 and the second connecting plate 302 is passed through to the fender arm 122 after buckling is pegged graft with spliced pole 304, and the setting of cooperation connecting piece realizes selecting fender arm 122 and selecting the fixed connection of fender axle 120. It is conceivable that the first connecting plate 301, the second connecting plate 302 and the bending plate 303 realize bending of one end of the selector arm 122, and the strength of the connecting portion of the selector arm 122 and the selector shaft 120 is improved with less cost and in a simple assembly manner.
As an optional implementation manner of this embodiment, the connecting piece includes a bolt and a nut, an arc surface 305 is disposed on the connecting post 304, a cavity is formed between the arc surface 305 and the curved plate 303, a stud of the bolt is disposed in a matching manner with the cavity, and the nut is disposed at one end of the bolt. In this embodiment, in one arrangement mode of the connecting piece, the arc surface 305 on the connecting post 304 and the curved plate 303 form a cavity, the stud portion of the bolt can be just clamped into the cavity, and the head of the bolt and the nuts clamp the first connecting plate 301, the second connecting plate 302 and two sides of the curved plate 303, so that the fixed connection between the gear selecting arm 122 and the gear selecting shaft 120 is realized.
Example 1
With reference to fig. 1-3, this embodiment provides a gear selecting and shifting mechanism, which can be improved on the basis of embodiment 1 as follows: the cross section of the connecting column 304 is oblate, and the through hole is matched with the oblate. In this embodiment, in one arrangement mode of the connection post 304, the cross section of the surface of the connection post 304 is flat circular, which is easier to transmit the swing of the gear selecting arm 122 to the gear selecting shaft 120 than circular, and is more favorable for transmitting the rotation torque.
As an optional implementation manner of this embodiment, the first angle sensor 201 and the second angle sensor 202 are small-angle precision potentiometers. In this embodiment, the first angle sensor 201 and the second angle sensor 202 are small-angle precision potentiometers, such as H040 single-channel angle sensors of the core-handling technology.
As an alternative implementation manner of the present embodiment, the gear selecting shaft 120 and the gear shifting shaft 110 are both in a rotating fit with the housing 100, and further comprise the housing 100.
As an alternative implementation manner of this embodiment, one end of the shift shaft 110 is provided with a shift arm 112. In this embodiment, the shift shaft 110 is connected to the shift arm 112, the shift arm 112 may be connected to other structures, and other mechanisms are used as power sources to drive the shift arm, so as to drive the shift shaft to rotate.
As an alternative embodiment of the present embodiment, the shift arm 112 is welded to the shift shaft 110.
The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.
Claims (10)
1. The gear selecting and shifting mechanism is characterized by comprising a gear shifting shaft, wherein a gear shifting head is arranged on the gear shifting shaft, and a first angle sensor is arranged at one end of the gear shifting shaft; a gear selecting shaft is arranged on one side of the gear shifting shaft, and the gear selecting shaft is perpendicular to the gear shifting shaft; a gear selecting swing arm is arranged at one end of the gear selecting shaft and is connected with a gear shifting head in a matched mode, and a first connecting end is arranged on the gear selecting swing arm; the gear shifting device comprises a gear shifting shaft, a gear selecting shaft, a gear shifting shaft and a gear shifting shaft, wherein the gear shifting shaft is arranged at one end of the gear shifting shaft; the first connecting end is in transmission connection with the second connecting end.
2. A gear selection and shift mechanism according to claim 1, wherein the first connection end comprises a first swinging block, the first swinging block end being provided with a projection; the second connecting end comprises a second swinging block, a long groove is formed in the second swinging block, and the protruding block is arranged in a matched mode with the long groove.
3. A gear selection and shifting mechanism according to claim 1, characterized in that the end of the gear selection shaft is provided with a gear selection arm, which is fixedly connected with the gear selection shaft.
4. A gear selecting and shifting mechanism according to claim 3, wherein the gear selecting arm is provided with a first connecting plate and a second connecting plate, the first connecting plate and the second connecting plate are connected through a bending plate, and the first connecting plate and the second connecting plate are provided with through holes; the end part of the gear selecting shaft is provided with a connecting column, the connecting column is matched with the through hole, and the connecting column is fixedly connected with the bending plate, the first connecting plate and the second connecting plate through connecting pieces.
5. The gear selecting and shifting mechanism according to claim 4, wherein the connecting piece comprises a bolt and a nut, an arc-shaped surface is arranged on the connecting column, a cavity is formed between the arc-shaped surface and the bending plate, a stud of the bolt is matched with the cavity, and the nut is arranged at one end of the bolt.
6. A gear selection and shift mechanism according to claim 4, wherein the connecting post is oblate in cross-section, and the through hole is matched with the oblate.
7. The gear selecting and shifting mechanism according to claim 1, wherein the first angle sensor and the second angle sensor are small-rotation-angle precision potentiometers.
8. A gear selection and shifting mechanism according to claim 1, further comprising a housing, wherein the gear selection shaft and the shift shaft are both in rotational engagement with the housing.
9. A gear selection and shift mechanism according to claim 1, characterized in that one end of the shift shaft is provided with a shift arm.
10. A gear selection and shift mechanism according to claim 9, wherein the shift arm is welded to the shift shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223226898.3U CN218992307U (en) | 2022-12-02 | 2022-12-02 | Gear selecting and shifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223226898.3U CN218992307U (en) | 2022-12-02 | 2022-12-02 | Gear selecting and shifting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218992307U true CN218992307U (en) | 2023-05-09 |
Family
ID=86194503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223226898.3U Active CN218992307U (en) | 2022-12-02 | 2022-12-02 | Gear selecting and shifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218992307U (en) |
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2022
- 2022-12-02 CN CN202223226898.3U patent/CN218992307U/en active Active
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