CN115076355B

CN115076355B - Gear control device

Info

Publication number: CN115076355B
Application number: CN202211016247.3A
Authority: CN
Inventors: 王锦玲; 来银校
Original assignee: Hangzhou Yinxuan Machinery Co ltd
Current assignee: Tunghsu Technology Group Co Ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-11-18
Anticipated expiration: 2042-08-24
Also published as: CN115076355A

Abstract

The invention discloses a gear control device, which comprises a mounting substrate, wherein a supporting and protecting plate is arranged at the edge of the upper surface of the mounting substrate, a first pin shaft is connected in the middle of the upper surface of the mounting substrate in a shaft connection mode, limiting baffles are arranged on two sides of the first pin shaft, a first spring is arranged on each limiting baffle, and an electromagnet is arranged on each limiting baffle; the first pin shaft is fixedly connected with a gear shift lever; an outer shell is arranged on one side of the gear shifting rod, the outer shell is provided with a hollow arc-shaped platy structure, an inner shell is arranged in the outer shell, a pressing block is arranged on the other side of the gear shifting rod, a movable block is abutted against one side of the pressing block, a flexible sleeve is arranged on the other side of the pressing block, a second pin shaft is arranged at the lower end of the flexible sleeve and is arranged on the inner side wall of the outer shell, and a connecting column is arranged in the middle of the gear shifting rod; the gear shifting rod fixing device solves the problem that when a rubidium magnet is used for fixing a gear shifting rod in the prior art, the fixing effect of the gear shifting rod is poor due to the fact that the magnetic force of the rubidium magnet is weak, the magnetic force is not adjustable, and the magnetic force is prone to interference and failure.

Description

Gear control device

Technical Field

The invention relates to the technical field of automobile gear control, in particular to a gear control device.

Background

Along with the continuous promotion of power battery technique and the continuous optimization of service environment, new energy automobile's comprehensive price/performance ratio will constantly promote, and new energy automobile will establish step by step for traditional fuel automobile's new advantage, and this can also become the new power of new energy automobile development, and among the current new energy automobile, the selector of fixed handle height of shifting can't satisfy man-machine appeal such as the individualized position of shifting, the power of shifting of different drivers, has influenced the travelling comfort of driving.

In a vehicle gear shift mechanism (CN 106838286B) with adjustable length of a gear lever disclosed in the prior art, the vehicle gear shift mechanism comprises a handball, an upper sleeve, a lower sleeve and an adjusting box, wherein the adjusting box is installed at the top of the lower sleeve, the top end of the upper sleeve is connected with the handball, the bottom end of the upper sleeve extends into the adjusting box and forms a moving pair with the adjusting box, a core rod which is directly communicated with the handball is sleeved in the upper sleeve, and a handle button is installed on the handball; a locking mechanism is arranged between the adjusting box and the upper sleeve, the locking mechanism is matched with the core bar, and the handle button drives the core bar to move along the axial direction of the upper sleeve through a transmission piece to control the locking/unlocking of the locking mechanism; according to the vehicle gear shifting mechanism with the adjustable gear shifting rod length, the handle button for unlocking is arranged on the handball, and the upper sleeve can freely slide along the axial direction after the unlocking is controlled by the handle button, so that the adjustment of the length of the gear shifting rod is realized, the requirements of different types of customers are met, and the driving comfort level is improved.

Disclosure of Invention

The invention aims to provide a gear control device, and aims to solve the problems that the conventional gear control device has poor fixing effect on a gear shift lever, the whole length of the gear shift lever cannot be flexibly adjusted, and secondary injury is easily caused to people in a vehicle when the gear shift lever is broken.

In order to achieve the purpose, the invention provides the following technical scheme: a gear control device comprises a mounting substrate, wherein a supporting and protecting plate is arranged at the edge of the upper surface of the mounting substrate, a first pin shaft is connected in a shaft way in the middle of the upper surface of the mounting substrate in parallel, limiting baffles are arranged on two sides of the first pin shaft, a first spring is arranged on each limiting baffle, and an electromagnet is arranged on each limiting baffle; the first pin shaft is fixedly connected with a gear shift lever, and the other end of the first spring is fixedly connected with the gear shift lever; an outer shell is arranged on one side of the gear shifting rod, the outer shell is provided with a hollow arc-shaped platy structure, an inner shell is arranged in the outer shell, the inner shell is attached to the inner wall of the outer shell, a pressing block is arranged on the other side of the gear shifting rod, a movable block is abutted to one side of the pressing block, a flexible sleeve is arranged on the other side of the pressing block, a second pin shaft is arranged at the lower end of the flexible sleeve and is arranged on the inner side wall of the outer shell, a connecting column is arranged in the middle of the gear shifting rod, and the upper end of the connecting column is abutted to the lower bottom surface of the movable block;

this keep off position control device, the navigating mate is close to its arbitrary side's limit baffle through controlling the gear level, in order to shift gears the operation, wherein, the first spring that is equipped with on the limit baffle, can keep the neutral position of gear level when the neutral gear state, so that shift gears the operation, after shift gears the operation and accomplish, electro-magnet on the limit baffle adsorbs the gear level of metal material, can strengthen the fixed effect of limit baffle to the spliced pole, improve the later stability of shifting gears, reduce and take off the fender, the condition of indiscriminate fender takes place, when having avoided using rubidium magnet to fix the gear level among the prior art, because of rubidium magnet magnetic force is weak, magnetic force is not adjustable, magnetic force easily receives the problem that the fixed effect is not good to the gear level that the interference inefficacy leads to.

The gear shifting lever is provided with an inner shaft sleeve, one end part of the inner shaft sleeve is opened and is fixedly connected with the bottom of the outer shell, a connecting column is coaxially arranged in the middle of the inner shaft sleeve, the gear shifting lever is provided with an outer shaft sleeve, the outer shaft sleeve and the inner shaft sleeve are coaxially arranged, the diameter of the outer shaft sleeve is larger than that of the inner shaft sleeve, one end part of the outer shaft sleeve is opened and is fixedly connected with a transition connecting sleeve, the inner side wall of the transition connecting sleeve is attached to the outer side wall of the inner shaft sleeve, a sliding ring is arranged below the transition connecting sleeve, and the sliding ring is coaxially arranged between the inner shaft sleeve and the outer shaft sleeve;

through the mode that uses hollow outer axle sleeve and interior axle sleeve combination, can make the holistic length of gear level adjust in a flexible way, the consumptive material when also having reduced the gear level preparation uses, has alleviateed the dead weight of gear level itself.

An inner fixing ring is arranged at the lower end part of the inner shaft sleeve, an inner fixing base body is arranged on the inner bottom surface of the outer shaft sleeve, the outer diameters of the inner fixing ring and the inner fixing base body are equal to the inner diameter of the outer shaft sleeve, a plurality of second springs are arranged between the inner fixing ring and the inner fixing base body, and a plurality of flexible rods are arranged on the inner fixing base body;

the side wall of the outer shaft sleeve is provided with an upper clamping hole and a lower clamping hole, the lower clamping hole is arranged below the upper clamping hole, the side wall of the inner shaft sleeve is provided with a clamping piece, the clamping piece is provided with a clamping cavity, one side wall of the clamping cavity is opened, the inner side of the other side wall of the clamping cavity is fixedly connected with a clamping spring, the other end of the clamping spring is fixedly connected with a clamping column, the clamping column is provided with a clamping end, the clamping end is of a hemispherical structure, the outer bottom surface of the clamping cavity is provided with a linkage column, the side wall of the bottom of the connection column is provided with the linkage column, and the other end of the linkage column is fixedly connected to the outer side wall of the clamping cavity;

the sliding ring and the inner fixing ring are arranged in the inner shaft sleeve, so that the inner shaft sleeve can be effectively ensured to be in a coaxial state relative to the outer shaft sleeve, meanwhile, the flexible rod arranged on the inner fixing base body can limit the longitudinal extension of the second spring, the second spring is prevented from being subjected to inertia force to enable the position of the second spring to deviate, the inner fixing ring above the second spring is further prevented from deviating, the axial lines of the inner shaft sleeve and the outer shaft sleeve are not coincident, and the problem that the inner side wall of the outer shaft sleeve is scratched to be unsmooth in adjustment when the height of the gear shifting lever is adjusted is solved;

the design of the clamping piece can enable the height of the inner shaft sleeve relative to the bottom of the outer shaft sleeve to be freely adjusted on one hand, and further enable the overall length of the gear shift lever to be freely extended or shortened, so that the comfort level of drivers with different body proportions when using the gear shift lever can be improved, and the driving safety is also improved; when the gear shifting rod needs to be extended, a driver needs to press the pressing block in the flexible sleeve again, the clamping piece is separated from the lower clamping hole through the downward moving trend of the clamping end, acting force does not need to be applied to the outer shell, the inner sleeve body enables the connecting column to move upwards due to the release of elastic potential energy of the second spring, the clamping piece returns to the inside of the upper clamping hole to be clamped with the upper clamping hole, and the extension operation of the gear shifting rod is completed;

on the other hand, because the rigidity of interior axle sleeve and outer axle sleeve is lower, when the vehicle takes place the serious collision, it can also avoid the interior personnel of car to receive the secondary injury, specifically, when the vehicle takes place the serious collision, when impact transmits the cockpit promptly, can lead to a certain department of gear level to break off, the design of interior axle sleeve and outer axle sleeve, the break point that can control the gear level is in the junction of outer axle sleeve and buffering ring body, thereby make the break point by outside dust cover cladding, reduce the gear level of rupture and lead to the fact the possibility of injury to the interior personnel of car.

The upper end part of the supporting and protecting plate is provided with a cover plate, the cover plate is provided with a hollow plate-shaped structure, a dust guard is arranged inside the cover plate, an upper dust guard ring is arranged on the upper surface of the dust guard, a lower dust guard ring is arranged on the lower surface of the dust guard, the diameter of the lower dust guard ring is larger than that of the upper dust guard ring, the middle part of the dust guard is provided with a first assembling hole, the middle part of the cover plate is provided with a shifting groove, and the shifting groove is provided with a ㄣ type structure;

in order to ensure that the dustproof sleeve does not interfere with the work of the gear shifting rod and realize the visual control of the gear shifting of a driver, the dustproof sleeve is not easy to be too large so as to prevent the gear shifting groove from being completely shielded, and more chips can be dropped by the larger dustproof sleeve, so that the dustproof effect is not ensured; on one hand, the upper dust ring and the lower dust ring are additionally arranged between the dust guard and the inner wall of the cover plate, so that the clearance between the dust guard and the upper inner wall and the lower inner wall of the cover plate is reduced, meanwhile, the dust-containing space around the gear shift lever can be reduced, dust particles are prevented from entering a part below the gear shift lever through the clearance, liquid is effectively prevented from entering the part, for example, when water in a water cup is carelessly scattered when people in a vehicle drink water, the dust guard, the upper dust ring and the lower dust ring can prevent the water body from flowing, and the part below the cover plate is protected; on the other hand, the dust guard is along with the operation of shifting gears of gear level and synchronous gliding, goes up the dust guard and then can reduce the dust guard along with the deformation degree of gear level displacement in-process with lower dust guard, also can provide certain tensile force to it effectively, guarantees the roughness of dust guard self, helps promoting dustproof effect.

The middle of the upper surface of the cover plate is provided with a dustproof sleeve, the dustproof sleeve and the gear shift lever are coaxially arranged, the dustproof sleeve is provided with a conical sleeve-shaped structure, the side surface of the dustproof sleeve is provided with a corrugated structure, a buffer ring body is coaxially arranged inside the dustproof sleeve, the middle of the buffer ring body is provided with a second assembling hole, and the outer side surface of the buffer ring body is circumferentially provided with a plurality of buffer bosses at equal intervals;

due to the design of the dustproof sleeve, on one hand, the probability that dust falls into the interior of the gear shifting device from the gear shifting groove can be reduced, meanwhile, the area of the gear shifting rod exposed in the air is also reduced, and the probability that the surface of the gear shifting rod is rusted is reduced; on the other hand, the buffer ring body in the gear shifting device can control the gear shifting rod to slide in a certain plane height, so that the problem that the surface of the gear shifting rod is abraded due to sliding friction contact between the gear shifting rod and the gear shifting groove is solved; on the other hand, at personnel's the in-process of shifting, utilize buffering ring body and apron upper surface sliding friction contact to provide suitable resistance and avoid shifting or shift the fault operation at the excessive speed, control the gear level promptly and be in suitable moving speed scope, and then avoid shifting the damage that leads to automobile parts at the excessive speed.

Compared with the prior art, the invention has the beneficial effects that:

1. the gear control device is beneficial to reducing the gear-disengaging and gear-disorder situations in the gear shifting device through the design of the electromagnet, namely the problem that the gear shifting rod is not good in fixing effect due to weak magnetic force of the rubidium magnet, non-adjustable magnetic force and easy interference failure of the magnetic force when the rubidium magnet is used for fixing the gear shifting rod in the existing device is solved;

2. according to the gear control device, the sliding ring and the inner fixing ring are arranged in the inner shaft sleeve, so that the inner shaft sleeve can be effectively ensured to be in a coaxial state relative to the outer shaft sleeve, meanwhile, the flexible rod arranged on the inner fixing base body can limit the longitudinal extension of the second spring, and the second spring is prevented from being deviated in position due to the inertia force, and further the problem that the adjustment is not smooth or the inner side wall of the outer shaft sleeve is scratched to generate abnormal sound when the length of the gear shifting rod is adjusted is solved;

3. the gear control device can improve the comfort level of drivers with different body proportions when using the gear level and also improve the driving safety through the design of the clamping piece;

4. according to the gear control device, due to the design of the clamping piece, the rigidity of the inner shaft sleeve and the rigidity of the outer shaft sleeve are low, so that when a vehicle is in serious collision, personnel in the vehicle can be prevented from being injured secondarily;

5. this keep off position control device through the design of dirt proof boot, both can reduce the dust and fall into the inside probability of gearshift by the groove of shifting, also can utilize the buffering ring body and apron upper surface frictional contact that slides, and the control gear level is in suitable translation rate scope, and then avoids shifting the damage that leads to automobile parts too fast.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of a gear control device according to the present invention;

fig. 2 is a partial cross-sectional view of the shift lever of fig. 1;

FIG. 3 is a schematic view of the connection of the shift lever to the shift gate;

FIG. 4 is a schematic structural view of the dust boot shown in FIG. 1;

FIG. 5 is a schematic view of the dust guard shown in FIG. 1;

FIG. 6 is a schematic perspective view of I-I shown in FIG. 2;

FIG. 7 is an enlarged view of II-II shown in FIG. 2;

fig. 8 is a schematic structural view of the clip member shown in fig. 7.

In the figure: 1. a mounting substrate; 11. supporting the guard plate; 12. a first pin shaft; 13. a limit baffle; 14. a first spring; 15. an electromagnet; 2. a shift lever; 21. an outer housing; 22. an inner housing; 23. a pressing block; 24. a movable block; 25. a flexible sleeve; 26. a second pin shaft; 27. connecting columns; 28. an inner sleeve; 29. an outer sleeve; 210. an inner fixing ring; 211. an internal fixation base; 212. a second spring; 213. a transitional connecting sleeve; 214. a slip ring; 215. an upper clamping hole; 216. a lower clamping hole; 217. a flexible rod; 3. a cover plate; 31. a dust-proof plate; 32. an upper dustproof ring; 33. a lower dust ring; 34. a first assembling hole; 36. A gear shifting groove; 4. a dust-proof sleeve; 41. a buffer ring body; 42. a second assembling hole; 43. buffering the boss; 5. a clamping piece; 51. clamping the chamber; 52. clamping a spring; 53. clamping the column; 54. a clamping end; 55. a linkage column.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and fig. 3, an embodiment of the present invention includes: a gear control device comprises a mounting substrate 1, wherein a supporting and protecting plate 11 is arranged at the edge of the upper surface of the mounting substrate 1, a first pin shaft 12 is connected in a shaft way in the middle of the upper surface of the mounting substrate 1 in parallel, limiting baffles 13 are arranged on two sides of the first pin shaft 12, a first spring 14 is arranged on each limiting baffle 13, and an electromagnet 15 is arranged on each limiting baffle 13; the gear shifting rod 2 is fixedly connected to the first pin shaft 12, and the other end of the first spring 14 is fixedly connected with the gear shifting rod; an outer shell 21 is arranged on one side of the gear shifting lever 2, the outer shell 21 is of a hollow arc-shaped platy structure, an inner shell 22 is arranged inside the outer shell 21, the inner shell 22 is attached to the inner wall of the outer shell 21, a pressing block 23 is arranged on the other side of the gear shifting lever 2, a movable block 24 is abutted to one side of the pressing block 23, a flexible sleeve 25 is arranged on the other side of the pressing block 23, a second pin shaft 26 is arranged at the lower end of the flexible sleeve 25, the second pin shaft 26 is arranged on the inner side wall of the outer shell 21, a connecting column 27 is arranged in the middle of the gear shifting lever 2, and the upper end of the connecting column 27 is abutted to the lower bottom face of the movable block 24;

this keep off position control device, the navigating mate is close to its arbitrary side's limit baffle 13 through controlling the gear level, in order to shift gears the operation, wherein, the first spring 14 that is equipped with on the limit baffle 13, can keep the neutral position of gear level 2 when neutral gear state, so that shift gears the operation, after the operation of shifting gears is accomplished, electro-magnet 15 on the limit baffle 13 adsorbs the gear level of metal material, can strengthen limit baffle 13 to the fixed effect of spliced pole 27, improve the stability after shifting gears, reduce and take off the fender, the condition emergence of indiscriminate fender, when having avoided using rubidium magnet fixed gear level 2 among the prior art, because of rubidium magnet weak, magnetic force is not adjustable, magnetic force easily receives the problem that the interference failure leads to the fixed not good effect of gear level 2.

Referring to fig. 1-2, the shift lever 2 has an inner bushing 28, an end of the inner bushing 28 is open and fixedly connected to the bottom of the outer housing 21, the middle of the inner bushing 28 is coaxially provided with a connection post 27, the shift lever 2 has an outer bushing 29, the outer bushing 29 and the inner bushing 28 are coaxially arranged, the diameter of the outer bushing 29 is larger than that of the inner bushing 28, an end of the outer bushing 29 is open and fixedly connected with a transition connection bushing 213, the inner side wall of the transition connection bushing 213 is attached to the outer side wall of the inner bushing 28, a slip ring 214 is arranged below the transition connection bushing 213, and the slip ring 214 is coaxially arranged between the inner bushing 28 and the outer bushing 29;

through the mode that uses hollow outer axle sleeve 29 and the combination of interior axle sleeve 28, can make the holistic length of gear level 2 adjust in a flexible way, the consumptive material when also having reduced gear level 2 preparation uses, has alleviateed the dead weight of gear level 2 itself.

Referring to fig. 2 and 6-8, an inner fixing ring 210 is disposed at the lower end of the inner shaft sleeve 28, an inner fixing base 211 is disposed at the inner bottom surface of the outer shaft sleeve 29, the outer diameters of the inner fixing ring 210 and the inner fixing base 211 are equal to the inner diameter of the outer shaft sleeve 29, a plurality of second springs 212 are disposed between the inner fixing ring 210 and the inner fixing base 211, and a plurality of flexible rods 217 are disposed on the inner fixing base 211;

an upper clamping hole 215 and a lower clamping hole 216 are formed in the side wall of the outer shaft sleeve 29, the lower clamping hole 216 is arranged below the upper clamping hole 215, a clamping piece 5 is arranged on the side wall of the inner shaft sleeve 28, the clamping piece 5 is provided with a clamping cavity 51, one side wall of the clamping cavity 51 is opened, a clamping spring 52 is fixedly connected to the inner side of the other side wall of the clamping cavity 51, a clamping column 53 is fixedly connected to the other end of the clamping spring 52, a clamping end 54 is arranged on the clamping column 53, the clamping end 54 is of a hemispherical structure, a linkage column 55 is arranged on the outer bottom surface of the clamping cavity 51, a linkage column 55 is arranged on the side wall of the bottom of the connecting column 27, and the other end of the linkage column 55 is fixedly connected to the outer side wall of the clamping cavity 51;

the sliding ring 214 and the inner fixing ring 210 are arranged in the inner shaft sleeve 28, so that the inner shaft sleeve 28 can be effectively ensured to be in a coaxial state relative to the outer shaft sleeve 29, meanwhile, the flexible rod 217 arranged on the inner fixing base body 211 can limit the longitudinal extension and retraction of the second spring 212, and the problem that the inner fixing ring 210 above the second spring 212 shifts due to the fact that the position of the second spring is shifted by the inertia force and the axis of the inner shaft sleeve 28 and the axis of the outer shaft sleeve 29 are not coincident is solved, so that the problem that the inner side wall of the outer shaft sleeve 29 is unsmooth to adjust or scratched to generate abnormal sound when the height of the gear shift lever is adjusted is solved;

the design of the clamping piece 5 can enable the height of the inner shaft sleeve 28 relative to the bottom of the outer shaft sleeve 29 to be freely adjusted on one hand, so that the overall length of the gear shift lever 2 can be freely extended or shortened, and therefore, the comfort level of drivers with different heights can be improved, and the driving safety is also improved, specifically, the drivers can drive the movable block 24 to press the connecting column 27 to move downwards by pressing the pressing block 23 in the flexible sleeve 25, the lower end part of the connecting column 27 drives the clamping piece 5 on the side wall of the inner shaft sleeve 28 to generate a downward moving trend by the linkage column 55 in the downward moving process, when the downward moving trend occurs, the spherical surface of the clamping end 54 is stressed to slide out along the side wall of the upper clamping hole 215, so that the clamping column 53 presses the clamping spring 52 in the clamping cavity 51 to contract, meanwhile, the drivers apply a downward acting force on the outer shell 21, the inner fixing ring 210 compresses the second spring 212, and simultaneously, the clamping end 54 slides into the lower clamping hole 216 along the inner side wall of the outer shaft sleeve 29, and the operation of shortening the gear shift lever 2 is completed; when the gear shifting rod 2 needs to be extended, a driver needs to press the pressing block 23 in the flexible sleeve 25 again, and then the clamping piece 5 is separated from the lower clamping hole 216 through the downward moving trend of the clamping end 54, no action force needs to be applied to the outer shell 21, the inner shaft sleeve 28 can move upwards due to the release of the elastic potential energy of the second spring 212, and the clamping piece 5 returns to the inside of the upper clamping hole 215 to be clamped with the upper clamping hole 215, so that the extension operation of the gear shifting rod 2 is completed;

on the other hand, due to the fact that the rigidity of the inner bushing 28 and the rigidity of the outer bushing 29 are low, when a vehicle is in a severe collision, secondary injury to people in the vehicle can be avoided, specifically, when the vehicle is in the severe collision, namely, when impact force is transmitted into a cab, a certain position of the gear shift lever 2 can be broken, due to the design of the inner bushing 28 and the outer bushing 29, the breaking point of the gear shift lever 2 can be controlled at the connecting position of the outer bushing 29 and the buffering ring body 41, the breaking point is covered by the external dustproof sleeve 4, and the possibility that the broken gear shift lever 2 causes injury to the people in the vehicle is reduced.

Referring to fig. 1 and 5, a cover plate 3 is disposed at an upper end of a supporting plate 11, the cover plate 3 has a hollow plate-shaped structure, a dust guard 31 is disposed inside the cover plate 3, an upper dust guard 32 is disposed on an upper surface of the dust guard 31, a lower dust guard 33 is disposed on a lower surface of the dust guard 31, a diameter of the lower dust guard 33 is larger than a diameter of the upper dust guard 32, a first assembly hole 34 is formed in a middle of the dust guard 31, a shift groove 36 is formed in a middle of the cover plate 3, and the shift groove 36 has a structure of "ㄣ";

in order to ensure that the dustproof sleeve 4 does not interfere with the work of the gear shifting lever 2 and realize the visual control of gears by a driver, the dustproof sleeve 4 is not easy to be too large so as to avoid completely shielding the gear shifting groove 36, and the larger dustproof sleeve 4 has more chips falling and is not beneficial to ensuring the dustproof effect, and the dustproof plate 31, the upper dustproof ring 32 and the lower dustproof ring 33 which are made of flexible materials are arranged in the cover plate 3 to assist the dustproof sleeve 4 in preventing dust; on one hand, the upper dust ring 32 and the lower dust ring 33 are additionally arranged between the dust guard 31 and the inner wall of the cover plate 3, so that the gap between the dust guard 31 and the upper and lower inner walls of the cover plate 3 is reduced, meanwhile, the dust-containing space around the gear shift lever 2 can be reduced, dust particles are prevented from entering parts below the gear shift lever 2 through the gap, and liquid is effectively prevented from entering the parts, for example, when water in a water cup is carelessly scattered when people in a vehicle drink water, the dust guard 31, the upper dust ring 32 and the lower dust ring 33 can prevent the water from flowing, and parts below the cover plate 3 are protected; on the other hand, the dust guard 31 is along with the shift operation of gear level 2 and synchronous gliding, goes up dust ring 32 and lower dust ring 33 and then can reduce the deformation degree of dust guard 31 along with gear level 2 displacement in-process, also can provide certain tensile force to it effectively, guarantees the roughness of dust guard 31 self, helps promoting dustproof effect.

Referring to fig. 1 and 4, a dust-proof sleeve 4 is arranged in the middle of the upper surface of the cover plate 3, the dust-proof sleeve 4 and the gear shift lever 2 are coaxially arranged, the dust-proof sleeve 4 has a conical sleeve-shaped structure, the side surface of the dust-proof sleeve 4 has a corrugated structure, a buffer ring body 41 is coaxially arranged inside the dust-proof sleeve 4, a second assembly hole 42 is formed in the middle of the buffer ring body 41, and a plurality of buffer bosses 43 are circumferentially arranged on the outer side surface of the buffer ring body 41 at equal intervals;

due to the design of the dustproof sleeve 4, on one hand, the probability that dust falls into the interior of the gear shifting device from the gear shifting groove 16 can be reduced, the area of the gear shifting lever exposed in the air is reduced, and the probability that the surface of the gear shifting lever is rusted is reduced; on the other hand, the buffer ring body 41 in the gear shifting device can control the gear shifting lever to slide in a certain plane height, so that the problem that the surface of the gear shifting lever is abraded due to sliding friction contact between the gear shifting lever and the gear shifting groove 16 is solved; on the other hand, in personnel's shift process, utilize buffering ring body 41 and apron 3 upper surface sliding friction contact to provide suitable resistance and avoid shifting too fast or shift the fault operation, control the gear level promptly and be in suitable moving speed scope, and then avoid shifting too fast and lead to automobile parts's damage.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A gear control device comprises a gear control device and a gear control device,

the mounting structure comprises a mounting substrate (1), wherein a supporting and protecting plate (11) is arranged at the edge of the upper surface of the mounting substrate (1), a first pin shaft (12) is connected in a shaft way in the middle of the upper surface of the mounting substrate (1) in parallel, limiting baffles (13) are arranged on two sides of the first pin shaft (12), one end part of a first spring (14) is fixedly connected onto each limiting baffle (13), and an electromagnet (15) is arranged on each limiting baffle (13); the gear shifting rod (2) is fixedly connected to the first pin shaft (12), and the other end of the first spring (14) is fixedly connected with the gear shifting rod (2); the method is characterized in that: an outer shell (21) is arranged on one side of the gear shifting rod (2), the outer shell (21) is of a hollow arc-shaped plate-shaped structure, an inner shell (22) is arranged inside the outer shell (21), the inner shell (22) is arranged on the inner wall of the outer shell (21) in a fit mode, a pressing block (23) is arranged on the other side of the gear shifting rod (2), a movable block (24) is abutted to one side of the pressing block (23), a flexible sleeve (25) is arranged on the other side of the pressing block (23), a second pin shaft (26) is arranged at the lower end portion of the flexible sleeve (25), the second pin shaft (26) is arranged on the inner side wall of the outer shell (21), a connecting column (27) is arranged in the middle of the gear shifting rod (2), and the upper end portion of the connecting column (27) is abutted to the lower bottom face of the movable block (24); the gear shifting lever (2) is provided with an inner shaft sleeve (28), one end of the inner shaft sleeve (28) is opened and is fixedly connected with the bottom of the outer shell (21), the middle of the inner shaft sleeve (28) is coaxially provided with a connecting column (27), the gear shifting lever (2) is provided with an outer shaft sleeve (29), the outer shaft sleeve (29) and the inner shaft sleeve (28) are coaxially arranged, the diameter of the outer shaft sleeve (29) is larger than that of the inner shaft sleeve (28), one end of the outer shaft sleeve (29) is opened and is fixedly connected with a transition connecting sleeve (213), the inner side wall of the transition connecting sleeve (213) is attached to the outer side wall of the inner shaft sleeve (28), a sliding ring (214) is arranged below the transition connecting sleeve (213), and the sliding ring (214) is coaxially arranged between the inner shaft sleeve (28) and the outer shaft sleeve (29); an inner fixing ring (210) is arranged at the lower end part of the inner shaft sleeve (28), an inner fixing base body (211) is arranged on the inner bottom surface of the outer shaft sleeve (29), the outer diameters of the inner fixing ring (210) and the inner fixing base body (211) are equal to the inner diameter of the outer shaft sleeve (29), a plurality of second springs (212) are arranged between the inner fixing ring (210) and the inner fixing base body (211), and a plurality of flexible rods (217) are arranged on the inner fixing base body (211); be equipped with on the lateral wall of outer axle sleeve (29) joint hole (215) and lower joint hole (216), joint hole (216) are located down go up the below in joint hole (215), be equipped with joint spare (5) on the lateral wall of interior axle sleeve (28), joint spare (5) have joint cavity (51), a lateral wall opening of joint cavity (51), joint cavity (51) another inboard fixedly connected with joint spring (52) of lateral wall, another tip fixedly connected with joint post (53) of joint spring (52), be equipped with joint end (54) on joint post (53), joint end (54) have hemispherical structure, be equipped with linkage post (55) on the outer bottom surface of joint cavity (51), be equipped with linkage post (55) on the bottom lateral wall of spliced pole (27), another tip fixed connection of linkage post (55) in on the lateral wall of joint cavity (51).

2. A gear control apparatus as claimed in claim 1, characterized in that: the upper end of propping up backplate (11) is equipped with apron (3), apron (3) have hollow platelike structure, the inside of apron (3) is equipped with dust guard (31), be equipped with dust ring (32) on the upper surface of dust guard (31), be equipped with down dust ring (33) on the lower surface of dust guard (31), the diameter of dust ring (33) is greater than down the diameter of last dust ring (32), pilot hole (34) have been seted up at the middle part of dust guard (31), shift groove (36) have been seted up at apron (3) middle part, shift groove (36) have "ㄣ" type structure.

3. A gear control apparatus as claimed in claim 2, characterized in that: the upper surface middle part of apron (3) is equipped with dirt proof boot (4), dirt proof boot (4) with gear level (2) coaxial setting, dirt proof boot (4) have toper shell-like structure, the side of dirt proof boot (4) has fold-like structure, the inside coaxial buffering ring body (41) that is equipped with of dirt proof boot (4), pilot hole two (42) have been seted up at the middle part of buffering ring body (41), circumference equidistance is equipped with a plurality of buffering boss (43) on the lateral surface of buffering ring body (41).