Gear shifting device and gear shifter

Abstract

The utility model relates to the field of automobile parts, in particular to a gear shifting device and a gear shifter. The gear shifting device comprises a shell, a bullet head, an elastic piece and a telescopic piece, wherein the shell is provided with a through hole; the elastic piece and the telescopic piece are arranged in the through hole; the elastic piece is arranged on the outer side of the bullet head in a sleeving mode, the elastic piece comprises at least one elastic strip and at least one fixing strip, a gap is formed between the elastic strip and the bullet head, and the first end of the telescopic piece abuts against the elastic piece. The fixing strip can support the spring and play a role in limiting, meanwhile, the elastic strip deforms, after the gear shifting action is completed, the elastic strip restores to the original state, the durability is prolonged, and the gear shifting performance of the gear shifter is also improved. The gear shifter comprises the dustproof cover, the fixing base and the gear shifting device, the dustproof cover is arranged on the fixing base, and the fixing base is connected with the gear shifting device.

Description

Technical Field

[0001] The present application relates to the field of automobile accessories, and in particular to a gear shifting device and a gear shifter. Background Art

[0002] As an essential means of transportation in people's daily lives, cars have entered thousands of households after more than a hundred years of development. With the progress of the times and the development of the economy, the automobile industry has shown diversified development. Now cars are divided into traditional fuel cars, pure electric new energy cars, hybrid cars and hydrogen cars. Moreover, the development of the automobile industry towards lightweight, miniaturization, and intelligence is unstoppable, and the requirements for automobile parts are further increased. For example, automobile shifters have shown multi-form development. At present, automobile shifters are mainly divided into various structural forms such as rod-type shifters, knob-type shifters, hand-gear shifters and dial shifters. Regardless of the structural form, the performance requirements for automobile shifters are getting higher and higher.

[0003] For example, the Chinese authorized utility model patent with announcement number CN219388589U discloses a shifting device that can reduce the friction and abnormal noise of gear shifting. The device includes: a mounting seat, a shift lever and a shift ball head; the shift lever includes an upper connecting rod, a lower connecting rod, a shaft and a rotating magnet; the shaft includes a rotating shaft; the rotating shaft is respectively perpendicular to the upper connecting rod and the lower connecting rod; the two ends of the rotating shaft are connected to the mounting seat; the rotating magnet is arranged in the rotating shaft; the mounting seat is equipped with a built-in detection circuit board, the detection circuit board is used to identify the position or rotation angle of the rotating magnet, and judge the corresponding gear position according to the position or rotation angle; the lower connecting rod is provided with a second mounting hole for setting a limit mechanism, and is connected with the limit mechanism.

[0004] In addition, the above-mentioned shifting device also includes a limiting mechanism, which includes a bullet-shaped outer bushing, and the bullet-shaped outer bushing includes a plurality of second deformable spring sheets, the outer side of which is tightly attached to the inner wall of the second mounting hole, thereby eliminating the fitting clearance between the bullet-shaped outer bushing and the inner wall of the second mounting hole of the shift lever, thereby further reducing the gear clearance of the shifter.

[0005] Although the design of the above-mentioned public utility model patent can play a role in eliminating the gap, during the long-term use of the above-mentioned shift device, the bullet-shaped outer bushing will be deformed and have poor durability, which greatly reduces the effectiveness of eliminating the gap and causes the shift lever to shake, thereby reducing the shifting performance of the shift device. Utility Model Content

[0006] Based on the fact that the shifting device of the above application has the problems of poor durability and low shifting performance, the present application proposes a shifting device to solve the above problems.

[0007] A shifting device comprises: a housing, a bullet head, an elastic member and a telescopic member;

[0008] The shell has a through hole, the first end of the bullet head is arranged in the through hole, and the second end of the bullet head extends out of the shell;

[0009] The elastic member and the telescopic member are arranged in the through hole;

[0010] The elastic member is sleeved on the outer side of the bullet head, and the elastic member includes: at least one elastic strip and at least one fixing strip, a gap is provided between the elastic strip and the bullet head, and the fixing strip is fixedly arranged on the outer wall of the bullet head;

[0011] The telescopic member is sleeved on the outer side of the bullet head, and the first end of the telescopic member is in contact with the elastic member.

[0012] Optionally, the elastic member further comprises: a connecting ring;

[0013] The connecting ring is fixedly arranged on the outer wall of the bullet head, the first end of the elastic strip is fixedly connected to the connecting ring, and the fixing strip is fixedly connected to the connecting ring.

[0014] Optionally, the telescopic member includes: a spring;

[0015] The second end of the elastic strip is provided with an inclined surface, and the second end of the elastic strip is an end away from the connecting ring.

[0016] Optionally, the housing includes: a convex portion;

[0017] The convex portion is fixed in the through hole, and the convex portion extends axially along the inner wall of the through hole. The convex portion includes a first surface, and the first surface of the convex portion abuts against the second end of the spring, and the second end of the spring is an end away from the elastic member.

[0018] Optionally, the bullet head includes: a sliding member;

[0019] The sliding member extends out of the through hole, and the sliding member is arranged at the second end of the bullet head.

[0020] Optionally, a limiting portion is provided at the first end of the bullet head, and the first end of the bullet head is an end away from the sliding member. The limiting portion is provided with at least one groove and at least one convex strip, and the groove is used to withstand the deformation occurring when the shifting device is installed, and the convex strip abuts against the inner side of the convex portion.

[0021] Optionally, a driving member is further included for driving the shifter to shift gears. Part of the driving member is arranged in the through hole. The protrusion also includes a second surface. The second surface of the protrusion is opposite to the first surface. The first end of the driving member abuts against the second surface, and the convex strip is tightly attached to the inner wall of the driving member.

[0022] Optionally, the housing further comprises: a guide member;

[0023] The guide members are located at both ends of the housing and are used to guide and limit the movement of the shifting device.

[0024] Optionally, a U-shaped groove is provided between the elastic strip and the fixing strip.

[0025] The present application also provides a shifter, comprising: a dust cover, a fixing seat and a shifting device;

[0026] The dust cover is arranged on the fixing seat, and the fixing seat is connected to the shifting device.

[0027] This application has the following technical effects:

[0028] By setting the elastic strip and the fixed strip in the elastic part, when the spring is squeezed, the fixed strip can support the spring and play a limiting role. At the same time, the elastic strip is deformed. When the gear shifting action is completed, the elastic strip returns to its original state, which prolongs the durability and improves the gear shifting performance of the gear shifter. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] By reading the detailed description below with reference to the accompanying drawings, the above and other purposes, features and advantages of the exemplary embodiments of the present application will become easily understood. In the accompanying drawings, several embodiments of the present application are shown in an exemplary and non-restrictive manner, and the same or corresponding numbers represent the same or corresponding parts.

[0030] Figure 1 It is a schematic diagram of the three-dimensional structure of a shifting device according to an embodiment of the present application.

[0031] Figure 2 It is a partial structural schematic diagram of a shifting device according to an embodiment of the present application.

[0032] Figure 3 It is a schematic diagram of the three-dimensional structure of the combination of the bullet head, the elastic part and the telescopic part of the embodiment of the present application.

[0033] Figure 4 It is a schematic diagram of the three-dimensional structure of the combination of the bullet head and the elastic member according to the embodiment of the present application.

[0034] Figure 5 It is a cross-sectional schematic diagram of the bullet head of the embodiment of the present application.

[0035] Figure 6 It is a cross-sectional schematic diagram of a housing of a shift device according to an embodiment of the present application.

[0036] Description of Figure Numbers:

[0037] 00. Shifting device; 1. Housing; 10. Through hole; 11. Protrusion; 11a. First surface of the protrusion; 11b. Second surface of the protrusion; 12. Guide member; 2. Bullet head; 20. Sliding member; 21. Limiting portion; 21a. Protruding strip; 21b. Groove; 3. Elastic member; 30. Elastic strip; 30a. Inclined surface; 31. Fixing strip; 32. Connecting ring; 4. Telescopic member; 5. Driving member. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0039] It should be understood that when the terms "first", "second", etc. are used in the claims, specification and drawings of the present application, they are only used to distinguish different objects, rather than to describe a specific order. The terms "include" and "comprise" used in the specification and claims of the present application indicate the presence of the described features, wholes, steps, operations, elements and / or components, but do not exclude the presence or addition of one or more other features, wholes, steps, operations, elements, components and / or their collections.

[0040] The application scenario of the present application is: when the operator is shifting gears while driving a car, the shifter will produce compression and movement movements. The continuous compression deformation and rebound of the shifter during long-term operation will cause the inside of the shifter to loosen, causing the shift lever to shake or create a safety hazard.

[0041] Therefore, it is necessary to modify the components inside the shifter, which can effectively eliminate the gap between the shift lever and the shift seat and improve the shifting performance of the shifter.

[0042] The present application embodiment discloses a shifting device 00, referring to Figures 1 to 6 , including a housing 1, a bullet head 2, an elastic member 3 and a telescopic member 4. The details are as follows:

[0043] The housing 1 has a through hole 10, the first end of the bullet head 2 is arranged in the through hole 10, and the second end of the bullet head 2 extends out of the housing 1. The elastic member 3 and the telescopic member 4 are arranged in the through hole 10. The elastic member 3 is sleeved on the outside of the bullet head 2, and the elastic member 3 includes: at least one elastic strip 30 and at least one fixed strip 31, a gap is provided between the elastic strip 30 and the bullet head 2, and the fixed strip 31 is fixedly arranged on the outer wall of the bullet head 2. The telescopic member 4 is sleeved on the outside of the bullet head 2, and the first end of the telescopic member 4 abuts against the elastic member 3.

[0044] In this embodiment, the shift device 00 mainly includes a shell 1, a bullet head 2, an elastic member 3 and a telescopic member 4, wherein a through hole 10 is provided in the shell 1, and parts of the bullet head 2, the elastic member 3 and the telescopic member 4 are arranged in the through hole 10, wherein the bullet head 2 includes a first end and a second end, the second end of the bullet head 2 is an end away from the first end, the first end of the bullet head 2 is arranged in the through hole 10, and the second end of the bullet head 2 extends out of the shell 1, the telescopic member 4 is slidably sleeved on the outside of the bullet head 2, the elastic member 3 and the bullet head 2 are integrally formed, the elastic member 3 is fixedly sleeved on the outside of the bullet head 2, and the first end of the telescopic member 4 is in contact with the elastic member 3.

[0045] In addition, the elastic member 3 includes at least one elastic strip 30 and at least one fixed strip 31, wherein there is a gap between the elastic strip 30 and the bullet head 2, the fixed strip 31 is fixedly connected to the outer wall of the bullet head 2, and the fixed strip 31 is integrally formed with the outer wall of the bullet head 2. In the present embodiment, there are three elastic strips 30 and six fixed strips 31. The elastic strips 30 are evenly spaced along the circumference of the bullet head 2 on the outer wall of the bullet head 2, and the fixed strips 31 are grouped in pairs, divided into three groups, and the three groups of fixed strips 31 are evenly spaced along the circumference of the bullet head 2 on the outer wall of the bullet head 2.

[0046] In addition, in this embodiment, the elastic member 3 and the bullet head 2 are both made of PUM. The PUM material has high strength, high toughness, high temperature stability and chemical corrosion resistance, and can be recycled. It not only has better resistance and stronger pressure resistance, making the connection of the internal structure of the shifting device 00 more compact, but also reduces the waste of resources.

[0047] It should be noted that the present application does not limit the specific shape, quantity and material of the elastic strip 30 and the fixed strip 31, and can be reasonably selected and arranged according to actual needs, as long as they can cooperate with the telescopic part 4 to eliminate the gap between the bullet head 2 and the inner wall of the through hole 10.

[0048] Further, refer to Figure 3 and Figure 4In this embodiment, the elastic member 3 further includes a connecting ring 32. The connecting ring 32 is fixedly arranged on the outer wall of the bullet head 2, the first end of the elastic strip 30 is fixedly connected to the connecting ring 32, and the fixing strip 31 is fixedly connected to the connecting ring 32.

[0049] In this embodiment, the elastic member 3 includes an elastic strip 30, a fixing strip 31 and a connecting ring 32. The connecting ring 32 is fixedly sleeved on the outer wall of the bullet head 2, and the connecting ring 32 is integrally formed with the bullet head 2. The fixing strip 31 is fixedly connected to the connecting ring 32. The first end of the elastic strip 30 is fixedly connected to the connecting ring 32. The elastic strip 30 is connected to the outer wall of the bullet head 2 through the connecting ring 32.

[0050] It should be noted that the present application does not limit the specific shape of the connecting ring 32, and it can be reasonably selected and set according to actual needs, as long as it can achieve the purpose of connecting the elastic strip 30, the fixing strip 31 and the outer wall of the bullet head 2.

[0051] Specifically, in this embodiment, the telescopic member 4 includes a spring. The second end of the elastic strip 30 is provided with an inclined surface 30 a , and the second end of the elastic strip 30 is an end away from the connecting ring 32 .

[0052] In this embodiment, the telescopic member 4 includes a spring, and the spring sliding sleeve is arranged outside the bullet head 2. In this embodiment, the material of the spring is SWPB, which has higher tensile strength and better toughness, which makes the spring perform better when facing higher strength and better impact and bending resistance during the gear shifting process.

[0053] In addition, the second end of the elastic strip 30 is provided with a slope 30a, the first end of the elastic strip 30 is fixedly connected to the connecting ring 32, the other end of the elastic strip 30 away from the connecting ring 32 is the second end of the elastic strip 30, after the shifting device 00 is installed, the second end of the elastic strip 30 abuts against the spring, the side of the elastic strip 30 close to the outer wall of the bullet head 2 is the first side surface of the elastic strip 30, and the side of the elastic strip 30 close to the inner wall of the through hole 10 is the second side surface of the elastic strip 30, the first side surface of the elastic strip 30 is opposite to the second side surface, and the height of the first side surface of the elastic strip 30 is less than the height of the second side surface.

[0054] In this embodiment, the inclined surface 30a is set. When the spring is compressed downward, the second end of the elastic strip 30 will be stretched open, and the second end of the elastic strip 30 will extend toward the inner wall of the through hole 10, so that the second end of the elastic strip 30 is in contact with the inner wall of the through hole 10, thereby eliminating the matching gap between the elastic member 3 and the inner wall of the through hole 10, that is, eliminating the gap between the elastic member 3 and the housing 1, and further reducing the gear gap of the shifting device 00, making the component structure in the shifting device more compact and the matching more precise, which not only improves the operator's operating feel when shifting gears, but also improves the shifting performance of the shifter.

[0055] It should be noted that the present application does not limit the specific structure of the inclined surface 30a, and it can be reasonably selected and set according to actual needs, as long as it can achieve the purpose of cooperating with the telescopic member 4 to eliminate the gap between the elastic member 3 and the inner wall of the through hole 10.

[0056] More specifically, refer to Figure 6 and Figure 3 In this embodiment, the housing 1 includes: a convex portion 11. The convex portion 11 is fixedly disposed in the through hole 10, and the convex portion 11 extends along the inner wall of the through hole 10 toward the axial direction of the through hole 10, and the convex portion 11 includes a first surface 11a, and the first surface 11a of the convex portion 11 abuts against the second end of the spring, and the second end of the spring is an end away from the elastic member 3.

[0057] In this embodiment, the shell 1 includes a through hole 10 and a protrusion 11, the protrusion 11 is arranged in the through hole 10 of the shell 1, the protrusion 11 extends axially along the inner wall of the through hole 10, and the protrusion 11 includes a first surface 11a, wherein the first surface 11a of the protrusion 11 abuts against the second end of the spring for limiting the position of the spring in the through hole 10, and the second end of the spring is an end away from the elastic member 3.

[0058] It should be noted that the present application does not limit the specific structure and shape of the protrusion 11, and it can be reasonably selected and set according to actual needs, as long as it can limit the position of the spring and achieve the purpose of fixing the shell and the bullet head 2.

[0059] Further, refer to Figure 3 and Figure 4 The bullet head 2 includes a sliding member 20 . The sliding member 20 extends out of the through hole 10 , and the sliding member 20 is arranged at the second end of the bullet head 2 .

[0060] At the same time, a limiting portion 21 is provided at the first end of the bullet head 2, and the first end of the bullet head 2 is the end away from the sliding member 20. The limiting portion 21 is provided with at least one groove 21b and at least one convex strip 21a. The groove 21b is used to withstand the deformation occurring when the shifting device 00 is installed, and the convex strip 21a abuts against the inner side of the convex portion 11.

[0061] In this embodiment, the bullet head 2 includes a sliding member 20 and a limiting portion 21, wherein the portion of the bullet head 2 extending out of the through hole 10 is the sliding member 20, the sliding member 20 is arranged at the second end of the bullet head 2, and the limiting portion 21 is arranged at the first end of the bullet head 2, and the limiting portion 21 includes at least one groove 21b and at least one convex strip 21a. After the shifting device 00 is installed, the convex strip 21a abuts against the inner side of the convex portion 11, so that the connection between the shell 1 and the bullet head 2 is more stable, and the groove 21b is used to withstand the deformation of the limiting portion 21 when the shifting device 00 is installed.

[0062] It should be noted that the present application does not limit the specific structure of the limiting portion 21 , and it can be reasonably selected and configured according to actual needs, as long as it can achieve the purpose of firmly connecting the shell 1 and the bullet head 2 .

[0063] Specifically, refer to Figure 1 and Figure 2 In this embodiment, a driving member 5 is further included for driving the shifter to shift gears. Part of the driving member 5 is arranged in the through hole 10. The protrusion 11 also includes a second surface 11b. The second surface 11b of the protrusion 11 is opposite to the first surface 11a. The first end of the driving member 5 is in contact with the second surface 11b, and the convex strip 21a is tightly attached to the inner wall of the driving member 5.

[0064] In this embodiment, the shifting device 00 includes a shell 1, a bullet head 2, an elastic member 3, a telescopic member 4 and a driving member 5. The driving member 5 is used to drive the shifter to complete the shifting work. The protrusion 11 also includes a second surface 11b. The second surface 11b of the protrusion 11 is arranged opposite to the first surface 11a. After the installation of the shifting device 00 is completed, the first end of the driving member 5 is arranged in the through hole 10, and the second end of the driving member 5 extends out of the shell 1. The second end of the driving member 5 extending out of the shell 1 is used to contact the operator's hand. The outer wall of part of the convex strip 21a is close to the inner wall of the driving member 5, and the first end of the driving member 5 is in contact with the second surface 11b.

[0065] In addition, a slot is provided on the outer side of the driving member 5, and a boss is provided on the inner wall of the through hole 10, and the slot is engaged with the boss. In the present embodiment, the number of the slot and the boss are both 2, so that the connection between the driving member 5 and the bullet head 2 and the housing 1 in the shifting device 00 is more stable, and the component structure in the shifting device is more compact and the coordination is more refined, which not only improves the operator's operating feel when shifting gears, but also improves the shifting performance of the shifter.

[0066] It should be noted that the present application does not limit the specific structure and material of the driving member 5. In the present application, the driving member 5 is a stainless steel metal rod, which can be reasonably selected and set according to actual needs, as long as it can achieve the purpose of driving the gear shifting device 00 to shift gears.

[0067] More specifically, refer to Figure 1 and Figure 6 In this embodiment, the housing 1 further comprises: a guide member 12. The guide member 12 is located at both ends of the housing 1 and is used to guide and limit the movement of the shifting device 00.

[0068] In this embodiment, a guide member 12 is also provided on the shell 1, and the guide member 12 is fixed on the left and right sides of the shell 1. The axes of the two guide members 12 are perpendicular to the axis of the through hole 10. In this embodiment, a plurality of connection ports are also provided on the shell 1 for connecting with other components of the shifter.

[0069] It should be noted that the present application does not limit the specific structure of the guide member 12, and it can be reasonably selected and set according to actual needs, as long as it can achieve the purpose of guiding and limiting the movement of the shift device 00.

[0070] Furthermore, in this embodiment, a U-shaped groove is provided between the elastic strip 30 and the fixing strip 31 .

[0071] In this embodiment, a U-shaped groove is provided between the elastic strip 30 and the fixed strip 31 of the elastic member 3. In this embodiment, a U-shaped groove is provided between the fixed strips 31 and the fixed strips 31 in the fixed strip 31 group, and a U-shaped groove is provided between the fixed strip 31 group and the elastic strip 30. The U-shaped groove is used to withstand the deformation of the elastic member 3 caused by extrusion when the spring is compressed.

[0072] It should be noted that the present application does not limit the specific shape of the U-shaped groove, and it can be reasonably selected and set according to actual needs, as long as it can withstand the deformation caused by the elastic member 3 being squeezed when the spring is compressed.

[0073] In addition, in this embodiment, the embodiment of the present application also discloses a shifter, including a dust cover, a fixing seat and the above-mentioned shifting device 00;

[0074] The dust cover is arranged on the fixing seat, and the fixing seat is connected to the shifting device 00.

[0075] In this embodiment, the shifter includes a dust cover, a fixed seat and a shift device 00, wherein the dust cover is arranged on the fixed seat, part of the shift device 00 is arranged in the fixed seat, and part of the shift device 00 is arranged under the dust cover. Part of the driving parts 5 of the shift device 00 pass through the dust cover and work together to complete the shifting work of the shifter. The shifter of this application is mainly used for in-line automatic transmission.

[0076] In order to facilitate understanding of the above technical solutions of the present invention, the working principle or operation mode of the present invention in the actual process is described in detail below.

[0077] When the shift device 00 is installed, the spring is sleeved outside the bullet head 2, and the position of the spring is limited by the first surface 11a of the protrusion 11 and the elastic member 3. The limiting portion 21 of the bullet head 2 abuts against the inner side of the protrusion 11 through the convex strip 21a, the inner side of the first end of the driving member 5 abuts against the convex strip 21a of the limiting portion 21 of the bullet head 2, and the first end of the driving member 5 abuts against the second surface 11b of the protrusion 11, making the structure of the shift device 00 more stable and compact.

[0078] In addition, after the installation of the shifting device 00 is completed, the spring is in a compressed state, the first end of the spring abuts against the first end of the elastic strip 30 of the elastic member 3 and the fixed strip 31, and the second end of the spring abuts against the first surface 11a of the convex portion 11 of the through hole 10, so that the second end of the elastic strip 30 is deformed and expanded outward, and the second end of the elastic strip 30 fits against the inner wall of the through hole 10, thereby eliminating the gap between the elastic member 3 and the through hole 10 of the shifting device 00, and further reducing the gear gap of the shifting device 00, making the connection structure between the elastic member 3 and the housing 1 more compact and the coordination of the various components during the shifting operation more refined.

[0079] When shifting gears, the operator operates the driving member 5 according to the shifting requirements. The driving member 5 rotates around the axis of the guide member 12, and the driving member 5 drives the housing 1, the bullet head 2, the elastic member 3 and the spring to rotate along the axis of the guide member 12. At the same time, the spring is compressed, and the elastic member 3 is also compressed, and the corresponding signal is transmitted to the control center. The control center completes the corresponding action and completes the shifting operation. When the operator releases the guide member 12, the spring is reset and the shifter returns to the starting state.

[0080] In general, the present application provides a shifting device, including: a housing, a bullet head, an elastic member and a telescopic member, wherein the housing has a through hole; the elastic member and the telescopic member are arranged in the through hole; the elastic member is sleeved on the outside of the bullet head, and the elastic member includes: at least one elastic strip and at least one fixed strip, and a gap is provided between the elastic strip and the bullet head, and the first end of the telescopic member abuts against the elastic member. The present application sets the elastic strip and the fixed strip in the elastic member, and when the spring is squeezed, the fixed strip can support the spring and play a role of limiting, and the elastic strip is deformed at the same time. When the shifting action is completed, the elastic strip returns to its original state, which prolongs the durability and improves the shifting performance of the shifter. The present application also discloses a shifter, including a dust cover, a fixing seat and a shifting device, wherein the dust cover is arranged on the fixing seat, and the fixing seat is connected to the shifting device.

[0081] Although this specification has shown and described a plurality of embodiments of the present application, it is obvious to those skilled in the art that such embodiments are provided by way of example only. Those skilled in the art will think of many changes, modifications and alternatives without departing from the thought and spirit of the present application. It should be understood that in the process of practicing the present application, various alternatives to the embodiments of the present application described herein may be adopted.

[0082] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A gear shifting device, characterized in that: include: Shell, bullet head, elastic part and telescopic part; The shell has a through hole, the first end of the bullet head is arranged in the through hole, and the second end of the bullet head extends out of the shell; The elastic member and the telescopic member are arranged in the through hole; The elastic member is sleeved on the outer side of the bullet head, and the elastic member includes: at least one elastic strip and at least one fixing strip, a gap is provided between the elastic strip and the bullet head, and the fixing strip is fixedly arranged on the outer wall of the bullet head; The telescopic member is sleeved on the outer side of the bullet head, and the first end of the telescopic member is in contact with the elastic member.

2. The shift device according to claim 1, characterized in that: The elastic member further comprises: a connecting ring; The connecting ring is fixedly arranged on the outer wall of the bullet head, the first end of the elastic strip is fixedly connected to the connecting ring, and the fixing strip is fixedly connected to the connecting ring.

3. The shifting device according to claim 2, characterized in that: The telescopic member comprises: a spring; The second end of the elastic strip is provided with an inclined surface, and the second end of the elastic strip is an end away from the connecting ring.

4. The shifting device according to claim 3, characterized in that: The housing comprises: a convex portion; The convex portion is fixed in the through hole, and the convex portion extends axially along the inner wall of the through hole. The convex portion includes a first surface, and the first surface of the convex portion abuts against the second end of the spring, and the second end of the spring is an end away from the elastic member.

5. The shifting device according to claim 4, characterized in that: The bullet head comprises: a sliding member; The sliding member extends out of the through hole, and the sliding member is arranged at the second end of the bullet head.

6. The shift device according to claim 5, characterized in that: A limiting portion is provided at the first end of the bullet head, and the first end of the bullet head is an end away from the sliding member. The limiting portion is provided with at least one groove and at least one convex strip, and the groove is used to withstand the deformation occurring when the shifting device is installed, and the convex strip abuts against the inner side of the convex portion.

7. The shifting device according to claim 6, characterized in that: It also includes a driving member for driving the shifter to shift gears. Part of the driving member is arranged in the through hole. The convex portion also includes a second surface. The second surface of the convex portion is opposite to the first surface. The first end of the driving member abuts against the second surface, and the convex strip is tightly attached to the inner wall of the driving member.

8. The shift device according to claim 1, characterized in that: The housing further comprises: a guide member; The guide members are located at both ends of the housing and are used to guide and limit the movement of the shifting device.

9. The shift device according to claim 1, characterized in that: A U-shaped groove is provided between the elastic strip and the fixing strip.

10. A gear shifter, characterized in that: include: A dust cover, a fixing seat and a shifting device according to any one of claims 1 to 9; The dust cover is arranged on the fixing seat, and the fixing seat is connected to the shifting device.

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