CN115534666A - Composite damping device for automobile gearbox - Google Patents

Composite damping device for automobile gearbox Download PDF

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Publication number
CN115534666A
CN115534666A CN202210556329.0A CN202210556329A CN115534666A CN 115534666 A CN115534666 A CN 115534666A CN 202210556329 A CN202210556329 A CN 202210556329A CN 115534666 A CN115534666 A CN 115534666A
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CN
China
Prior art keywords
damping
main part
damping device
fixedly connected
gearbox
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Pending
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CN202210556329.0A
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Chinese (zh)
Inventor
孙灿杰
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Individual
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Individual
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Priority to CN202210556329.0A priority Critical patent/CN115534666A/en
Publication of CN115534666A publication Critical patent/CN115534666A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Gear-Shifting Mechanisms (AREA)

Abstract

The invention discloses a composite damping shock absorption device for an automobile gearbox, and relates to the technical field of automobile gearbox protection devices. According to the invention, through the cooperation of the movable push rod, the elastic damping sleeve, the supporting block, the folding rod, the connecting rod and the spring, in the vibration process of the gearbox main body, the elastic damping sleeve is extruded through the cooperation of the movable push rod and the supporting block to generate elastic deformation, when the elastic damping sleeve generates elastic deformation, the folding rod is pushed to gradually separate, the connecting rod is pushed to push the elastic damping sleeve to slide towards two sides, meanwhile, the spring is stretched to generate elastic deformation, and the structure which generates elastic deformation has the characteristic of restoring the deformation trend, so that the impact force generated by vibration is weakened, and the overall stability of the device is improved.

Description

Composite damping device for automobile gearbox
Technical Field
The invention relates to a composite damping shock absorption device, relates to the technical field of automobile gearbox protection devices, and particularly relates to an automobile gearbox composite damping shock absorption device.
Background
The gearbox is an important device for vehicle operation, the current gearbox is often directly mounted on a vehicle frame or mounted on the vehicle frame through a traditional elastic cushion block and other structures, although the requirement for vehicle operation can be met, on one hand, the lower half part of the gearbox is easy to directly expose outside the vehicle, and therefore the situation that the gearbox is damaged due to collision between a chassis and an obstacle during vehicle operation is very easy to happen; on the other hand, the current gearbox is usually directly and rigidly connected with a vehicle frame, so that the gearbox is interfered by mechanical vibration acting force generated by long-time vehicle engine operation in the vehicle operation process, and the gearbox is impacted and damaged by severe vibration acting force due to vehicle jolt.
The following problems exist in the prior art:
1. the existing composite damping shock absorption device for the automobile gearbox has the problems that the structure is simple, the shock absorption effect is limited in the use process, the gearbox is easy to be damaged by impact, and the normal use of the gearbox is influenced;
2. the existing composite damping shock absorption device for the automobile gearbox is usually in a rigid connection mode with a vehicle frame in the using process, and when the device needs to be maintained, the problem that the device is inconvenient to disassemble is caused.
Disclosure of Invention
The invention provides a composite damping shock-absorbing device for an automobile gearbox, which aims to solve the problems in the background technology.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a compound damping device of motor transmission, includes gearbox main part and damping device main part, the damping device main part sets up in the bottom of gearbox main part, the lower surface swing joint of damping device main part has connecting bottom plate, be provided with supplementary shock attenuation stabilizing mean between gearbox main part and the damping device main part, supplementary shock attenuation stabilizing mean is including horizontal soft stabilizing block, one side of horizontal soft stabilizing block and the inner wall fixed connection of damping device main part, the opposite side of horizontal soft stabilizing block and the surface swing joint of gearbox main part, the inside of damping device main part is provided with promotes post, pressure release cover shell, hydraulic pressure shock attenuation stabilizing assembly and elasticity shock attenuation cover shell, be provided with coupling mechanism between damping device main part and the connecting bottom plate, coupling mechanism is including the butt board, the butt board sets up in the top of damping device main part, the outside of damping device main part is provided with screw thread post, sliding tray, joint groove, joint board, slide bar, elastic ring, soft latch one and soft latch two.
The technical scheme of the invention is further improved as follows: the upper surface that promotes the post is connected with the lower fixed surface of gearbox main part, the lower surface of pressure release cover shell and the inner chamber bottom fixed connection of damping device main part, the intussuseption of pressure release cover shell has hydraulic oil, the subassembly is stabilized in hydraulic shock attenuation sets up between promotion post, pressure release cover shell.
The technical scheme of the invention is further improved as follows: the hydraulic damping stabilizing assembly comprises a sealing block, one side of the sealing block is fixedly connected with the inner wall of the pressure relief casing, and the other side of the sealing block is movably connected with the outer surface of the pushing column.
The technical scheme of the invention is further improved as follows: the lower fixed surface who promotes the post is connected with the piston board, evenly be provided with a plurality of opposite direction's one-way control valve on the inner wall of piston board, fixedly connected with soft closing plate on the surface of piston board, the surface of soft closing plate and the inner wall swing joint of pressure release cover shell.
The technical scheme of the invention is further improved as follows: the lower surface of the gearbox main body is fixedly connected with a movable push rod, the outer surface of the elastic damping casing is fixedly connected with the lower surface of the movable push rod, the lower surface of the elastic damping casing is fixedly connected with a supporting block, and the lower surface of the supporting block is fixedly connected with the bottom of an inner cavity of the damping device main body.
The technical scheme of the invention is further improved as follows: the damping device comprises an elastic damping sleeve shell and is characterized in that a folding rod is movably connected to the inner wall of the elastic damping sleeve shell, a connecting rod is movably connected to one end of the folding rod, one end of the connecting rod is movably connected to the inner wall of the elastic damping sleeve shell, and a spring is fixedly connected to the outer surface of the other end of the connecting rod.
The technical scheme of the invention is further improved as follows: the upper surface of screw thread post and the lower fixed surface of butt joint board are connected, the surface of screw thread post and the inner wall threaded connection of damping device main part, the sliding tray is seted up on the surface of butt joint board, the joint groove is seted up on the surface of connecting the bottom plate.
The technical scheme of the invention is further improved as follows: one side of elasticity ring and the inner wall fixed connection of sliding tray, joint groove, the upper surface of slide bar and the lower fixed connection of the lower surface of joint board, the surface swing joint of joint board, slide bar and the surface of elasticity ring.
The technical scheme of the invention is further improved as follows: one side of the soft latch I is fixedly connected with the outer surface of the sliding rod, one side of the soft latch II is fixedly connected with the inner wall of the sliding groove and the inner wall of the clamping groove, and the outer surface of the soft latch I is movably connected with the outer surface of the soft latch II.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:
1. the invention provides a composite damping shock absorption device of an automobile gearbox, which adopts the cooperation between a transverse soft stabilizing block, a pushing column, a pressure relief casing, a hydraulic damping stabilizing component, a sealing block, a piston plate, a one-way control valve and a soft sealing plate, when the main body of the gearbox vibrates violently, firstly, the transverse vibration amplitude of the device is reduced under the action of the transverse soft stabilizing block, meanwhile, the pushing column drives the piston plate and the soft sealing plate to move downwards along the inner wall of the pressure relief casing, the filled hydraulic oil is pushed to open the one-way control valve by the pushing force, so that the hydraulic oil compresses gas at the top of the piston plate, the hydraulic oil enters the top of the piston plate, and due to the sealing effect of the sealing block, the gas at the top of the piston plate is compressed, the pressure is increased, the resistance is generated, the problem that the downward movement amplitude of the piston plate is large is avoided, namely the vibration amplitude of the device is reduced, and the overall stability of the device is improved.
2. The invention provides a composite damping shock absorption device of an automobile gearbox, which adopts the matching among a movable push rod, an elastic shock absorption casing, a supporting block, a folding rod, a connecting rod and a spring, wherein in the process of the vibration of a gearbox body, the elastic shock absorption casing is extruded by the matching of the movable push rod and the supporting block to generate elastic deformation, when the elastic shock absorption casing generates elastic deformation, the folding rod is pushed to gradually separate, the connecting rod is pushed to push the elastic shock absorption casing to slide towards two sides, and meanwhile, the spring is stretched to generate elastic deformation.
3. The invention provides a composite damping shock absorption device for an automobile gearbox, which adopts the matching among a butting plate, a threaded column, a sliding groove, a clamping plate, a sliding rod, an elastic ring, a first soft latch and a second soft latch.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the structurally assisted shock absorbing stabilizing mechanism of the present invention;
FIG. 3 is a cross-sectional schematic view of the structural hydraulic shock absorbing stabilizing assembly of the present invention;
FIG. 4 is an enlarged schematic view of the present invention at configuration A;
FIG. 5 is a cross-sectional schematic view of the structural attachment mechanism of the present invention;
fig. 6 is an enlarged schematic view of the structure B of the present invention.
In the figure: 1. a transmission case main body; 2. a damping device body; 21. connecting the bottom plate;
3. an auxiliary shock absorption stabilizing mechanism; 31. a transverse soft stabilization block; 32. pushing the column; 33. a pressure relief casing; 34. a hydraulic shock absorbing stabilizing assembly; 341. a sealing block; 342. a piston plate; 343. a one-way control valve; 344. a soft sealing plate; 35. a movable push rod; 36. an elastic shock-absorbing casing; 361. a folding bar; 362. a connecting rod; 363. a spring; 37. a supporting block;
4. a connecting mechanism; 41. a butt joint plate; 42. a threaded post; 43. a sliding groove; 44. a clamping groove; 45. a clamping and connecting plate; 46. a slide bar; 47. an elastic ring; 48. a first soft latch; 49. and a second soft latch.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in figures 1-6, the invention provides a composite damping shock-absorbing device for an automobile gearbox, which comprises a gearbox main body 1 and a shock-absorbing device main body 2, wherein the shock-absorbing device main body 2 is arranged at the bottom of the gearbox main body 1, the lower surface of the shock-absorbing device main body 2 is movably connected with a connecting bottom plate 21, an auxiliary shock-absorbing stabilizing mechanism 3 is arranged between the gearbox main body 1 and the shock-absorbing device main body 2, the auxiliary shock-absorbing stabilizing mechanism 3 comprises a transverse soft stabilizing block 31, one side of the transverse soft stabilizing block 31 is fixedly connected with the inner wall of the shock-absorbing device main body 2, the other side of the transverse soft stabilizing block 31 is movably connected with the outer surface of the gearbox main body 1, a push column 32, a pressure relief 33, a hydraulic shock-absorbing stabilizing sleeve assembly 34 and an elastic shock-absorbing sleeve 36 are arranged inside the shock-absorbing device main body 2, a connecting mechanism 4 is arranged between the shock-absorbing device main body 2 and the connecting bottom plate 21, the connecting mechanism 4 comprises a butt joint plate 41, the butt joint plate 41 is arranged at the top of the damping device main body 2, a threaded column 42, a sliding groove 43, a clamping groove 44, a clamping plate 45, a sliding rod 46, an elastic ring 47, a soft latch I48 and a soft latch II 49 are arranged on the outer side of the damping device main body 2, the upper surface of the pushing column 32 is fixedly connected with the lower surface of the gearbox main body 1, the lower surface of the pressure relief casing 33 is fixedly connected with the bottom of the inner cavity of the damping device main body 2, hydraulic oil is filled in the pressure relief casing 33, the hydraulic damping stabilizing component 34 is arranged between the pushing column 32 and the pressure relief casing 33, the hydraulic damping stabilizing component 34 comprises a sealing block 341, one side of the sealing block 341 is fixedly connected with the inner wall of the pressure relief casing 33, the other side of the sealing block 341 is movably connected with the outer surface of the pushing column 32, a piston plate 342 is fixedly connected with the lower surface of the pushing column 32, a plurality of one-way control valves 343 are uniformly arranged on the inner wall of the piston plate 342 in opposite directions, a soft sealing plate 344 is fixedly connected to the outer surface of the piston plate 342, and the outer surface of the soft sealing plate 344 is movably connected with the inner wall of the pressure relief casing 33.
In this embodiment, when the gearbox main body 1 vibrates violently, first through the effect of horizontal soft steady block 31, slow down the horizontal vibration range of device, promote post 32 simultaneously and drive piston plate 342 and soft closing plate 344 and move down along the inner wall of pressure release cover shell 33, the hydraulic oil that will fill receives the driving force, it opens to promote with one-way control valve 343, make hydraulic oil with the gas compression at piston plate 342 top, hydraulic oil enters into the top of piston plate 342, because the sealed effect of sealing block 341, make the gas at piston plate 342 top compressed, pressure increases, produce resistance, avoid the great problem of piston plate 342 scope of moving down, namely slow down the vibration range of device, improve the overall stability of device.
Example 2
As shown in fig. 1 to 6, on the basis of embodiment 1, the present invention provides a technical solution: preferably, a movable push rod 35 is fixedly connected to a lower surface of the transmission body 1, an outer surface of the elastic damping sleeve 36 is fixedly connected to a lower surface of the movable push rod 35, a supporting block 37 is fixedly connected to a lower surface of the elastic damping sleeve 36, a lower surface of the supporting block 37 is fixedly connected to the bottom of the inner cavity of the damping device body 2, a folding rod 361 is movably connected to an inner wall of the elastic damping sleeve 36, a connecting rod 362 is movably connected to one end of the folding rod 361, one end of the connecting rod 362 is movably connected to an inner wall of the elastic damping sleeve 36, and a spring 363 is fixedly connected to an outer surface of the other end of the connecting rod 362.
In this embodiment, in-process of gearbox body 1 vibrations, through the cooperation of activity push rod 35 and supporting shoe 37, produce the extrusion to elasticity shock attenuation cover shell 36, make it take place elastic deformation, when elasticity shock attenuation cover shell 36 takes place elastic deformation, promote folding rod 361 and part gradually, and promote connecting rod 362 and promote elasticity shock attenuation cover shell 36 and slide to both sides, spring 363 is stretched simultaneously, take place elastic deformation, the structure that takes place elastic deformation above possesses the characteristics of recovering the deformation trend, the impact force that will shake the production weakens, improve the overall stability of device.
Example 3
As shown in fig. 1 to 6, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the upper surface of the threaded column 42 is fixedly connected with the lower surface of the abutting plate 41, the outer surface of the threaded column 42 is in threaded connection with the inner wall of the damping device body 2, the sliding groove 43 is formed in the outer surface of the abutting plate 41, the clamping groove 44 is formed in the outer surface of the connecting bottom plate 21, one side of the elastic ring 47 is fixedly connected with the sliding groove 43 and the inner wall of the clamping groove 44, the upper surface of the sliding rod 46 is fixedly connected with the lower surface of the clamping plate 45, the outer surfaces of the clamping plate 45 and the sliding rod 46 are movably connected with the outer surface of the elastic ring 47, one side of the soft latch one 48 is fixedly connected with the outer surface of the sliding rod 46, one side of the soft latch two 49 is fixedly connected with the inner walls of the sliding groove 43 and the clamping groove 44, and the outer surface of the soft latch one 48 is movably connected with the outer surface of the soft latch two 49.
In this embodiment, when the damping device body 2 is placed on the connection bottom plate 21, at first, the abutting plate 41 drives the threaded post 42 to be in threaded connection with the inner wall of the damping device body 2, and then the clamping plate 45 and the sliding rod 46 move downwards along the sliding groove 43 until one end of the sliding rod 46 enters the inside of the clamping groove 44, and through the clamping action of the first soft latch 48 and the second soft latch 49, the sliding rod 46 can move downwards but cannot be pulled back reversely, when the damping device needs to be opened, the clamping plate 45 and the sliding rod 46 only need to be pulled to slide towards one side of the sliding groove 43, the elastic ring 47 is compressed, so that the elastic ring is elastically deformed, the first soft latch 48 is separated from the second soft latch 49, the clamping plate 45 and the sliding rod 46 can be pulled out, and the damping device is convenient to detach during maintenance.
The working principle of the composite damping device for the automobile gearbox is described in detail below.
As shown in fig. 1-6, when the transmission body 1 is severely vibrated, firstly, the transverse vibration amplitude of the device is reduced by the action of the transverse soft stabilizing block 31, and at the same time, the pushing post 32 drives the piston plate 342 and the soft sealing plate 344 to move downwards along the inner wall of the pressure relief casing 33, the hydraulic oil filled is pushed to open by the unidirectional control valve 343, so that the hydraulic oil compresses the gas at the top of the piston plate 342, the hydraulic oil enters the top of the piston plate 342, due to the sealing action of the sealing block 341, the gas at the top of the piston plate 342 is compressed, the pressure is increased, resistance is generated, the problem of large downward movement amplitude of the piston plate 342 is avoided, during vibration of the transmission body 1, the elastic damping casing 36 is squeezed by the cooperation of the movable push rod 35 and the supporting block 37, so that the elastic damping casing is elastically deformed, when the elastic damping casing 36 is elastically deformed, the folding rod 361 is pushed to gradually separate, the connecting rod 362 is pushed to push the elastic damping casing 36 to slide towards both sides, and the spring 363 is stretched, the elastic damping casing is elastically deformed, the structure which is restored, when the elastic damping casing 36 is elastically deformed, the sliding rod is placed on the sliding groove, the sliding rod 46, the sliding groove 46, the sliding bar is pulled downwards, the sliding groove 46, the sliding bar is pulled to open, the sliding groove 46, the sliding bar is connected to the sliding groove 46, and the sliding groove 46, when the sliding bar is pulled downwards, the elastic ring 47 is compressed to be elastically deformed, and the first soft latch 48 is separated from the second soft latch 49, so that the clamping plate 45 and the sliding rod 46 can be pulled out.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, it is possible to modify or improve the optical characteristics of the optical fiber without departing from the spirit of the present invention.

Claims (9)

1. The utility model provides a compound damping device of motor transmission, includes gearbox main part (1) and damping device main part (2), damping device main part (2) set up in the bottom of gearbox main part (1), the lower surface swing joint of damping device main part (2) has connecting bottom plate (21), its characterized in that: be provided with supplementary shock attenuation stabilizing mean (3) between gearbox main part (1) and damping device main part (2), supplementary shock attenuation stabilizing mean (3) is including horizontal soft steady piece (31), one side of horizontal soft steady piece (31) and the inner wall fixed connection of damping device main part (2), the opposite side of horizontal soft steady piece (31) and the surface swing joint of gearbox main part (1), the inside of damping device main part (2) is provided with promotes post (32), pressure release cover shell (33), hydraulic pressure shock attenuation stabilizing component (34) and elasticity shock attenuation cover shell (36), be provided with coupling mechanism (4) between damping device main part (2) and connecting plate (21), coupling mechanism (4) are including butt joint board (41), butt joint board (41) set up in the top of damping device main part (2), the outside of damping device main part (2) is provided with screw thread post (42), sliding tray (43), joint groove (44), joint plate (45), slide bar (46), elastic ring (47), soft latch (48) and soft latch (two (49).
2. The compound damping and shock absorbing device for the automobile gearbox as recited in claim 1, wherein: the upper surface that promotes post (32) is connected with the lower fixed surface of gearbox main part (1), the lower surface of pressure release cover (33) and the inner chamber bottom fixed connection of damping device main part (2), the inside packing of pressure release cover (33) has hydraulic oil, hydraulic shock attenuation stabilizing component (34) set up in promoting between post (32), pressure release cover (33).
3. The compound damping and shock absorbing device for the automobile gearbox according to claim 1, wherein: the hydraulic damping stabilizing assembly (34) comprises a sealing block (341), one side of the sealing block (341) is fixedly connected with the inner wall of the pressure relief casing (33), and the other side of the sealing block (341) is movably connected with the outer surface of the pushing column (32).
4. The compound damping and shock absorbing device for the automobile gearbox according to claim 1, wherein: the lower surface fixedly connected with piston plate (342) of promotion post (32), evenly be provided with a plurality of opposite direction's one-way control valve (343) on the inner wall of piston plate (342), fixedly connected with soft closing plate (344) on the surface of piston plate (342), the surface of soft closing plate (344) and the inner wall swing joint of pressure release cover shell (33).
5. The compound damping and shock absorbing device for the automobile gearbox as recited in claim 1, wherein: the lower surface of the gearbox main body (1) is fixedly connected with a movable push rod (35), the outer surface of the elastic damping casing (36) is fixedly connected with the lower surface of the movable push rod (35), the lower surface of the elastic damping casing (36) is fixedly connected with a supporting block (37), and the lower surface of the supporting block (37) is fixedly connected with the bottom of an inner cavity of the damping device main body (2).
6. The compound damping and shock absorbing device for the automobile gearbox according to claim 1, wherein: the utility model discloses a damping device, including elasticity shock attenuation cover shell (36), swing joint has folding rod (361) on the inner wall of elasticity shock attenuation cover shell (36), the one end swing joint of folding rod (361) has connecting rod (362), the one end of connecting rod (362) and the inner wall swing joint of elasticity shock attenuation cover shell (36), fixedly connected with spring (363) on the other end surface of connecting rod (362).
7. The compound damping and shock absorbing device for the automobile gearbox as recited in claim 1, wherein: the upper surface of screw thread post (42) and the lower fixed surface of butt plate (41) are connected, the surface of screw thread post (42) and the inner wall threaded connection of damping device main part (2), sliding tray (43) are seted up on the surface of butt plate (41), joint groove (44) are seted up on the surface of connecting bottom plate (21).
8. The compound damping and shock absorbing device for the automobile gearbox according to claim 1, wherein: one side of elasticity ring (47) and the inner wall fixed connection of sliding tray (43), joint groove (44), the upper surface of slide bar (46) is connected with the lower fixed surface of joint board (45), the surface swing joint of the surface of joint board (45), slide bar (46) and elasticity ring (47).
9. The compound damping and shock absorbing device for the automobile gearbox according to claim 1, wherein: one side of the soft latch I (48) is fixedly connected with the outer surface of the sliding rod (46), one side of the soft latch II (49) is fixedly connected with the inner walls of the sliding groove (43) and the clamping groove (44), and the outer surface of the soft latch I (48) is movably connected with the outer surface of the soft latch II (49).
CN202210556329.0A 2022-05-20 2022-05-20 Composite damping device for automobile gearbox Pending CN115534666A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210556329.0A CN115534666A (en) 2022-05-20 2022-05-20 Composite damping device for automobile gearbox

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210556329.0A CN115534666A (en) 2022-05-20 2022-05-20 Composite damping device for automobile gearbox

Publications (1)

Publication Number Publication Date
CN115534666A true CN115534666A (en) 2022-12-30

Family

ID=84723472

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210556329.0A Pending CN115534666A (en) 2022-05-20 2022-05-20 Composite damping device for automobile gearbox

Country Status (1)

Country Link
CN (1) CN115534666A (en)

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