CN209959840U - Forced balance elastic mechanism of gear shifter - Google Patents
Forced balance elastic mechanism of gear shifter Download PDFInfo
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- CN209959840U CN209959840U CN201920585132.3U CN201920585132U CN209959840U CN 209959840 U CN209959840 U CN 209959840U CN 201920585132 U CN201920585132 U CN 201920585132U CN 209959840 U CN209959840 U CN 209959840U
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- elastic
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Abstract
The utility model discloses a forced balance elastic mechanism of a gear shifter, which comprises a gear shifting rod assembly, a roller frame and a limiting frame arranged above the roller frame, wherein the gear shifting rod assembly comprises a gear shifting bracket and a handle rod; the gyro wheel frame includes the parallel and symmetrical twice groove of shifting, the below of spacing is equipped with two track framves that are used for forming the V-arrangement track respectively, be equipped with two square grooves about handle bar symmetry on the support of shifting, the position that corresponds the track frame on the gyro wheel frame is equipped with two square grooves, every square inslot is equipped with an elasticity roller, two elasticity rollers of two square inslots on the support of shifting are arranged in can follow the twice groove of shifting respectively and roll, two elasticity rollers of two square inslots on the gyro wheel frame of arranging in can follow two V-arrangement tracks respectively and roll. By adopting the elastic mechanism, the front and back or left and right elastic rolling bodies simultaneously act in the gear shifting process, so that the gear shifting rod assembly is uniform in stress, long in service life and good in gear shifting hand feeling.
Description
Technical Field
The utility model relates to an automobile-used selector technical field, concretely relates to balanced elastic mechanism hard of selector.
Background
With the popularization of automobile intellectualization, electronic gear shifters have been widely used. The existing electronic gear shifter realizes the output of signals at different positions by corresponding different inductors in the switching of each mechanical position, however, certain mechanical abrasion exists between the gear shifting body and the gear shifting groove in the process of switching the mechanical position every time, and the angle position is deviated after the gear shifting body is used for a long time, so that the inductors cannot sense the signals, and the gear shifter cannot output the signals at the positions. In view of this, in order to overcome the not enough of current selector, provide one kind and can eliminate assembly error, atress is even, feel good, long service life's selector is with balanced elastic mechanism hard.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome not enough of above technique, provide a balanced elastic mechanism of selector hard, at the in-process of shifting, around or each elasticity roll body play simultaneously for gear level closes the piece atress evenly, long service life, shifts and feel, and its simple structure, production and low in manufacturing cost.
The utility model overcomes the technical scheme that its technical problem adopted is:
a forced balance elastic mechanism of a gear shifter comprises a gear shifting lever assembly, a roller frame and a limiting frame arranged above the roller frame, wherein the gear shifting lever assembly comprises a gear shifting bracket and a handle rod fixed in the middle of the gear shifting bracket, the gear shifting lever assembly is rotatably arranged in the roller frame, and the handle rod sequentially penetrates out of the roller frame and the limiting frame from bottom to top; the gyro wheel frame includes the parallel and symmetrical twice groove of shifting, the below of spacing is equipped with two track framves that are used for forming the V-arrangement track respectively, be equipped with two square grooves about handle bar symmetry on the support of shifting, the position that corresponds the track frame on the gyro wheel frame is equipped with two square grooves, every square inslot is equipped with an elasticity roller, two elasticity rollers of two square inslots on the support of shifting are arranged in can follow the twice groove of shifting respectively and roll, two elasticity rollers of two square inslots on the gyro wheel frame of arranging in can follow two V-arrangement tracks respectively and roll. The purpose of adopting two shifting grooves is to realize uniform stress in the left and right directions.
Furthermore, each elastic roller body comprises a roller, a roller seat and a compression spring, a slot for the roller to rotate is formed above the roller seat, the compression spring is fixed below the roller seat, one end of the elastic roller body, provided with the compression spring, is arranged in the square groove, and the other end of the elastic roller body, provided with the roller, is exposed out of the notch of the square groove.
Further, the roller comprises a roller shaft and a roller middle part which is positioned in the middle of the roller shaft and protrudes out of the roller shaft, the roller shaft and the roller middle part are integrally formed, and the radius of the roller shaft is smaller than that of the roller middle part; the grooving comprises two side grooves matched with the roller shaft and a middle groove matched with the middle part of the roller, the arc radius of each side groove is smaller than that of the middle groove, the central angle corresponding to each side groove is a reflex angle, and the central angle corresponding to each middle groove is smaller than or equal to 180 degrees.
Furthermore, the elastic roller body arranged on the gear shifting bracket is attached to the groove surface of the gear shifting groove through the middle part of the roller, and the elastic roller body arranged on the roller frame is attached to the rail surface of the V-shaped rail through the middle part of the roller.
Further, the upper edge of the slot is provided with a chamfer or a fillet.
Furthermore, the gear shifting rod assembly is rotatably arranged in the roller frame through a knurled cylindrical pin in the front-back direction and a pin shaft in the left-right direction.
Further, a chamfer or a fillet is arranged at the corner of the V-shaped clamp of the V-shaped track, so that the elastic roller body is attached to each position of the V-shaped track.
The utility model has the advantages that:
adopt elastic mechanism, at the in-process of shifting, around or about each elasticity rolls the body and plays the effect simultaneously for gear level closes piece atress even, long service life, shift and feel, and its simple structure, production and low in manufacturing cost.
Drawings
Fig. 1 is a schematic perspective view of a force-balancing elastic mechanism of a shifter according to an embodiment of the present invention.
Fig. 2 is the schematic diagram of the explosion structure of the embodiment of the present invention after the limiting frame and the pin are removed.
Fig. 3 is a schematic structural view of a roller frame according to an embodiment of the present invention.
Fig. 4 is an exploded schematic view of the elastic roller according to the embodiment of the present invention.
Fig. 5 is a schematic structural view of the spacing frame according to the embodiment of the present invention.
In the figure, 1, an elastic roller body, 11, a roller, 111, a roller shaft, 112, a roller middle part, 12, a roller seat, 13, a compression spring, 14, a groove, 141, a side groove, 142, a middle groove, 2, a gear shifting rod assembly, 21, a gear shifting bracket, 22, a handle rod, 3, a knurled cylindrical pin, 4, a pin shaft, 5, a roller frame, 51, a gear shifting groove, 52, a handle through hole, 6, a limiting frame, 61, a V-shaped track, 62, a track frame, 7 and a square groove.
Detailed Description
In order to facilitate better understanding of the present invention for those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments, which are given by way of illustration only and thus do not limit the scope of the present invention.
In this description, the terms "upper", "lower", "front", "rear", "left", "right", etc. according to the present invention are based on the drawings of the present invention, and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, the force balance elastic mechanism for a shifter according to the present embodiment includes a shift lever assembly 2, a roller frame 5 and a limiting frame 6 disposed above the roller frame 5, the shift lever assembly 2 includes a shift bracket 21 and a handle bar 22 fixed in the middle of the shift bracket, the shift lever assembly 2 is rotatably disposed in the roller frame 5 through a knurled cylindrical pin 3 in the front-rear direction and a pin 4 in the left-right direction, and the handle bar 22 sequentially penetrates through the roller frame 5 and the limiting frame 6 from bottom to top. The biggest improvement of the embodiment is that 4 elastic rollers 1 are arranged on the gear shifter to provide certain elastic support for the gear shifting rod assembly 2 in the front, back, left and right directions during the gear shifting process.
In this embodiment, as shown in fig. 1, 2, 3 and 5, the roller frame 5 includes two parallel and symmetrical shift grooves 51, and a handle through hole 52 is formed in the middle of the two shift grooves 51; two rail brackets 62 for forming the V-shaped rail 61 are respectively provided below the stopper 6, and the two rail brackets 62 are symmetrical with respect to the center of the stopper 6 in the front-rear direction. Two square grooves 7 are symmetrically arranged on the gear shifting bracket 21 relative to the handle rod 22, two square grooves 7 are arranged on the roller carrier 5 corresponding to the positions of the track frame 62, and an elastic roller body 1 is arranged in each square groove 7. The two elastic rollers 1 arranged in the two square grooves 7 on the gear shifting bracket 21 can respectively roll along the two gear shifting grooves 51, and further, the two elastic rollers 1 arranged in the two square grooves 7 on the gear shifting bracket 21 respectively roll back and forth along the two gear shifting grooves 51 around the axis of the knurled cylindrical pin 3, namely, elastic support in the front and back direction is realized; the two elastic rollers 1 arranged in the two square grooves 7 on the roller frame 5 can roll along the two V-shaped tracks 61 respectively, and further, the two elastic rollers 1 arranged in the two square grooves 7 on the roller frame 5 roll along the two V-shaped tracks 61 left and right around the axis of the pin shaft 4 respectively, namely, the elastic support in the left and right directions is realized.
In an optional embodiment of the present invention, as shown in fig. 4, each elastic roller 1 includes a roller 11, a roller seat 12 and a compression spring 13, a slot 14 for the roller 11 to rotate is disposed above the roller seat 12, the compression spring 13 is fixed below the roller seat 12, one end of the elastic roller 1 on which the compression spring is disposed in the square groove 7, and one end of the elastic roller on which the roller is disposed is exposed out of the notch of the square groove 7. Further, the roller 11 comprises a roller shaft 111 and a roller middle part 112 which is positioned in the middle of the roller shaft and protrudes out of the roller shaft, the roller shaft 111 and the roller middle part 112 are integrally formed, and the radius of the roller shaft 111 is smaller than that of the roller middle part 112; the slot 14 comprises two side slots 141 matched with the roller shaft 111 and a middle slot 142 matched with the roller middle part 112, the arc radius of the side slots 141 is smaller than that of the middle slot 142, the central angle corresponding to the side slots 141 is a reflex angle, so that the roller shaft 111 is clamped in the roller seat 12 through the side slots 141 to prevent the roller 11 from being separated from the roller seat 12, the central angle corresponding to the middle slot 142 is not more than 180 degrees, and the purpose is to ensure that at least half of the roller middle part 112 is exposed to be attached to the gear shifting slot 51 or the V-shaped track 61 to complete rolling on the gear shifting slot 51 or the V-shaped track 61. The elastic roller 1 placed on the shift bracket 21 is attached to the groove surface of the shift groove 51 through the roller intermediate portion 112, and the elastic roller 1 placed on the roller frame 5 is attached to the track surface of the V-shaped track 61 through the roller intermediate portion 112.
Further, the upper edges of the slots 14 are chamfered or rounded, and in this embodiment, the upper edges of the two side slots 141 and the middle slot 142 are chamfered or rounded.
Further, the V-shaped corners of the V-shaped rail 61 are provided with chamfers or fillets, so that the elastic roller 1 is attached to each position of the V-shaped rail 61.
The working principle of the force balance elastic mechanism of the gear shifter in the embodiment is as follows:
in the present embodiment, for example, three locking positions are provided on the shift slot 51, when the shift lever assembly 2 is shifted forward or backward, the two elastic rollers 1 in the shift bracket 21 roll forward or backward on the shift slot 51 by a corresponding distance (wherein, when the elastic rollers 1 roll from the valley to the peak of the shift slot 51, the compression spring 13 is compressed due to a force, and when the elastic rollers 1 roll from the peak to the valley of the shift slot 51, the compression spring 13 releases a pressure, but no matter where the elastic rollers 1 are located in the shift slot 51, the roller 11 is always kept in contact with the slot surface of the shift slot 51), at this time, the shift lever assembly 2 deflects by a corresponding angle around the axis of the knurled cylindrical pin 3 and is locked at the top of the arc-shaped slot of the shift slot 51; when the gear shift lever assembly 2 is located at any one of the arc-shaped locking positions of the gear shift groove 51, the gear shift lever assembly 2 is shifted to the left or the right, and the two elastic rollers 1 in the roller frame 5 simultaneously roll 1 on the V-shaped rail 61 for a corresponding distance (wherein, when the elastic rollers 1 roll from the V-shaped included angle of the V-shaped rail 61 to the two sides, the compression spring 13 is compressed due to stress, and when the elastic rollers 1 roll from the two sides of the V-shaped rail 61 to the V-shaped included angle, the compression spring 13 releases pressure, but no matter which position of the V-shaped rail 61 the elastic rollers 11 are always kept in contact with the rail surface of the V-shaped rail 61), at this time, the gear shift lever assembly 2 deflects by a corresponding angle around the axis of the pin shaft 4.
The foregoing has described only the basic principles and preferred embodiments of the present invention and numerous changes and modifications may be made by those skilled in the art in light of the above teachings and shall fall within the scope of the present invention.
Claims (7)
1. A forced balance elastic mechanism of a gear shifter comprises a gear shifting lever assembly (2), a roller carrier (5) and a limiting frame (6) arranged above the roller carrier (5), and is characterized in that the gear shifting lever assembly (2) comprises a gear shifting bracket (21) and a handle lever (22) fixed in the middle of the gear shifting bracket, the gear shifting lever assembly (2) is rotatably arranged in the roller carrier (5), and the handle lever (22) sequentially penetrates out of the roller carrier (5) and the limiting frame (6) from bottom to top; the roller carrier (5) comprises two parallel and symmetrical shifting grooves (51), two rail carriers (62) which are respectively used for forming V-shaped rails (61) are arranged below the limiting frame (6), two square grooves (7) are symmetrically arranged on the shifting support (21) relative to the handle rod (22), two square grooves (7) are arranged on the roller carrier (5) corresponding to the rail carriers (62), an elastic rolling body (1) is arranged in each square groove (7), the two elastic rolling bodies (1) arranged in the two square grooves (7) on the shifting support (21) can respectively roll along the two shifting grooves (51), and the two elastic rolling bodies (1) arranged in the two square grooves (7) on the roller carrier (5) can respectively roll along the two V-shaped rails (61).
2. The force balance elastic mechanism of the gear shifter according to claim 1, wherein each elastic roller body (1) comprises a roller (11), a roller seat (12) and a compression spring (13), a slot (14) for the roller (11) to rotate is formed above the roller seat (12), the compression spring (13) is fixed below the roller seat (12), one end of the elastic roller body (1) provided with the compression spring is placed in the square groove (7), and one end of the elastic roller body provided with the roller is exposed out of the notch of the square groove (7).
3. The shifter force-balancing resilient mechanism of claim 2, wherein the roller (11) includes a roller shaft (111) and a roller intermediate portion (112) located at and protruding from the roller shaft, the roller shaft (111) and the roller intermediate portion (112) being integrally formed, the roller shaft (111) having a smaller radius than the roller intermediate portion (112); the open groove (14) comprises two side grooves (141) matched with the roller shaft (111) and a middle groove (142) matched with the roller middle part (112), the arc radius of each side groove (141) is smaller than that of the middle groove (142), the central angle corresponding to each side groove (141) is a reflex angle, and the central angle corresponding to each middle groove (142) is not more than 180 degrees.
4. The force-balancing resilient mechanism for a gear shifter according to claim 3, characterized in that the resilient roller (1) disposed on the shift bracket (21) abuts the groove surface of the shift groove (51) through the roller intermediate portion (112), and the resilient roller (1) disposed on the roller frame (5) abuts the track surface of the V-shaped rail (61) through the roller intermediate portion (112).
5. The shifter force-balancing resilient mechanism of claim 2, 3 or 4, characterized in that the upper edge of the slot (14) is chamfered or rounded.
6. The resilient force-balancing mechanism for a gear shifter according to claim 1, characterized in that the gear shift lever assembly (2) is rotatably disposed in the roller frame (5) by means of a knurled cylindrical pin (3) in the front-rear direction and by means of a pin (4) in the left-right direction.
7. The shifter force-balancing resilient mechanism of claim 1, 2, 3, 4 or 6, wherein the V-shaped corners of the V-shaped rails (61) are chamfered or rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920585132.3U CN209959840U (en) | 2019-04-26 | 2019-04-26 | Forced balance elastic mechanism of gear shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920585132.3U CN209959840U (en) | 2019-04-26 | 2019-04-26 | Forced balance elastic mechanism of gear shifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209959840U true CN209959840U (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920585132.3U Active CN209959840U (en) | 2019-04-26 | 2019-04-26 | Forced balance elastic mechanism of gear shifter |
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| Country | Link |
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| CN (1) | CN209959840U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108048A (en) * | 2021-04-15 | 2021-07-13 | 一汽奔腾轿车有限公司 | Roller structure automotive electronics selector |
| CN113531117A (en) * | 2020-04-20 | 2021-10-22 | 广州汽车集团股份有限公司 | Electronic gearshift |
-
2019
- 2019-04-26 CN CN201920585132.3U patent/CN209959840U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113531117A (en) * | 2020-04-20 | 2021-10-22 | 广州汽车集团股份有限公司 | Electronic gearshift |
| CN113108048A (en) * | 2021-04-15 | 2021-07-13 | 一汽奔腾轿车有限公司 | Roller structure automotive electronics selector |
| CN113108048B (en) * | 2021-04-15 | 2022-05-31 | 一汽奔腾轿车有限公司 | Roller structure automotive electronics selector |
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