CN219734063U

CN219734063U - Energy absorption mechanism

Info

Publication number: CN219734063U
Application number: CN202321266356.0U
Authority: CN
Inventors: 石阳; 顾艳秋; 汤凯; 申晨鑫; 王永
Original assignee: Yangzhou University
Current assignee: Yangzhou University
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-09-22
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses an energy absorption mechanism, which comprises a main body assembly, wherein the main body assembly comprises a shell, a telescopic piece, a supporting piece and a sliding plug, the telescopic piece is arranged on one side of the shell, the supporting piece is positioned on the surface of the telescopic piece, and the sliding plug is positioned in the shell; the adjusting component is arranged in the shell and comprises an adjusting piece and a damping piece, the adjusting piece is arranged in the telescopic piece, and the damping piece is positioned on the surface of the telescopic piece; the telescopic piece comprises a fixed sleeve, a telescopic rod and a fixed nut, the fixed sleeve is arranged at the end part of the shell, the telescopic rod is positioned in the fixed sleeve, and the fixed nut is arranged on the surface of the telescopic rod; the damping of the shock absorber can be adjusted by arranging the adjusting component, so that the shock absorber is suitable for various different use requirements.

Description

Energy absorption mechanism

Technical Field

The utility model relates to the technical field of shock absorbers, in particular to an energy absorption mechanism.

Background

The automobile shock absorber is used for inhibiting vibration and road impact caused by rebound after the spring is absorbed by vibration, so that an energy absorbing mechanism is needed to absorb energy generated by deformation of the spring in the shock absorber, and the automobile shock absorber generates damping. In the prior art, the name of the Chinese patent with an external spring is disclosed, the application number is 2021203428505, the Chinese patent is provided with a thread groove and a nut block, a connecting block can be conveniently separated from a first supporting plate and a second supporting plate, when the shock absorber needs to be overhauled and replaced, only the first supporting plate and the second supporting plate need to be rotated, the damped part can be disassembled, the disassembly time of workers is reduced, and the maintenance efficiency is increased.

Because the types of automobiles are different and the road conditions of running are also quite different, the damping of the automobile shock absorber has different requirements, and therefore, the shock absorber with adjustable damping is required to adapt to various different use requirements.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

The present utility model has been developed in view of the above-discussed and/or existing problems with energy absorbing mechanisms.

Therefore, the utility model aims to solve the problems that the damping of the shock absorber of the automobile has different requirements because the types of the automobiles are different and the running road conditions are different greatly, and therefore, the shock absorber with adjustable damping is required to be suitable for various different use requirements.

In order to solve the technical problems, the utility model provides the following technical scheme: an energy absorbing mechanism comprises a main body assembly, a supporting part and a sliding plug, wherein the main body assembly comprises a shell, a telescopic part, a supporting part and a sliding plug, the telescopic part is arranged on one side of the shell, the supporting part is positioned on the surface of the telescopic part, and the sliding plug is positioned in the shell; the method comprises the steps of,

the adjusting component is arranged in the shell and comprises an adjusting piece and a damping piece, wherein the adjusting piece is arranged in the telescopic piece, and the damping piece is positioned on the surface of the telescopic piece.

As a preferred embodiment of the energy absorbing mechanism according to the present utility model, wherein: the telescopic part comprises a fixed sleeve, a telescopic rod and a fixed nut, wherein the fixed sleeve is arranged at the end part of the shell, the telescopic rod is positioned in the fixed sleeve, and the fixed nut is arranged on the surface of the telescopic rod.

As a preferred embodiment of the energy absorbing mechanism according to the present utility model, wherein: the support piece further comprises a first support ring, a support spring and a second support ring, wherein the first support ring is positioned on the surface of the fixed sleeve, the support spring is arranged on one side of the first support ring, and the second support ring is positioned at the end part of the support spring.

As a preferred embodiment of the energy absorbing mechanism according to the present utility model, wherein: the adjusting piece comprises an adjusting rod and an adjusting nut, the adjusting rod is arranged in the telescopic rod, and the adjusting nut is located at the end of the adjusting rod.

As a preferred embodiment of the energy absorbing mechanism according to the present utility model, wherein: the adjusting piece further comprises an adjusting disc, the adjusting disc is arranged on the surface of the adjusting rod, and oil holes and adjusting holes are formed in the surface of the adjusting disc.

As a preferred embodiment of the energy absorbing mechanism according to the present utility model, wherein: the damping piece comprises a driving piston and a first spring, wherein the driving piston is arranged at the end part of the telescopic rod, and the first spring is positioned on the inner wall of the driving piston.

As a preferred embodiment of the energy absorbing mechanism according to the present utility model, wherein: the damping piece further comprises a first sliding rod and a first oil outlet rod, the first sliding rod is arranged at the end part of the first spring, and the first oil outlet rod is located at the end part of the first sliding rod.

As a preferred embodiment of the energy absorbing mechanism according to the present utility model, wherein: the damping piece further comprises a second spring, a second sliding rod and a second oil outlet rod, wherein the second spring is arranged on the inner wall of the driving piston, the second sliding rod is positioned at the end part of the second spring, and the second oil outlet rod is arranged at the end part of the second sliding rod.

As a preferred embodiment of the energy absorbing mechanism according to the present utility model, wherein: the first oil outlet rod is internally provided with a first oil outlet channel, and the second oil outlet rod is internally provided with a second oil outlet channel.

As a preferred embodiment of the energy absorbing mechanism according to the present utility model, wherein: the damping piece further comprises a positioning rod, and the positioning rod is arranged on one side of the driving piston.

The utility model has the beneficial effects that: the damping of the shock absorber can be adjusted by arranging the adjusting component, so that the shock absorber is suitable for various different use requirements.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a structural diagram of the present utility model.

Fig. 2 is a cross-sectional structural view of the present utility model.

Fig. 3 is an enlarged view of a partial structure at a in fig. 2.

Fig. 4 is a schematic diagram of blocking the second oil outlet passage by the adjusting disc in the utility model.

Fig. 5 is a diagram showing the structure of the connection between the driving piston and the positioning rod in the present utility model.

Fig. 6 is a schematic diagram of the positions of the first oil outlet rod and the second oil outlet rod in the present utility model.

Fig. 7 is a view showing a connection structure of the adjusting plate and the positioning rod in the present utility model.

Fig. 8 is a diagram showing a connection structure of the driving piston and the first spring in the present utility model.

In the figure: 100. a body assembly; 101. a housing; 102. a telescoping member; 102a, a fixed sleeve; 102b, a telescopic rod; 102c, fixing a nut; 103. a support; 103a, a first support ring; 103b, supporting springs; 103c, a second support ring; 104. a sliding plug; 200. an adjustment assembly; 201. an adjusting member; 201a, adjusting the rod; 201b, adjusting a nut; 201c, a regulating disc; 202. a damping member; 202a, an active piston; 202b, a first spring; 202c, a first slide bar; 202d, a first oil outlet rod; 202e, a second spring; 202f, a second slide bar; 202g, a second oil outlet rod; u, the first oil outlet duct; 202g, a second oil outlet rod; 202h, positioning a rod; w, an oil hole; x, adjusting holes.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 8, in a first embodiment of the present utility model, an energy absorbing mechanism is provided, which includes a main body assembly 100 and an adjusting assembly 200, wherein the main body assembly 100 is telescopic for absorbing shock of an automobile, and the adjusting assembly 200 is capable of adjusting the damping of the telescopic member 102, so that the shock absorbing device is suitable for various different use requirements.

Specifically, the main body assembly 100 includes a housing 101, a telescopic member 102, a supporting member 103 and a sliding plug 104, the telescopic member 102 is disposed on one side of the housing 101, the supporting member 103 is disposed on the surface of the telescopic member 102, and the sliding plug 104 is disposed in the housing 101.

The shell 101 is used for carrying out spacing support to the telescoping member 102, and the telescoping member 102 is used for providing the stroke of buffering for support piece 103, and support piece 103 is used for supporting the car, and sliding plug 104 slides in shell 101, and the nitrogen gas has been filled between sliding plug 104 and the shell 101, and the shell 101 of sliding plug 104 opposite side is filled with hydraulic oil.

The adjusting assembly 200 is arranged in the shell 101 and comprises an adjusting piece 201 and a damping piece 202, wherein the adjusting piece 201 is arranged in the telescopic piece 102, and the damping piece 202 is positioned on the surface of the telescopic piece 102.

The adjusting piece 201 is used for adjusting the damping size of the damping piece 202, and the damping piece 202 is used for providing damping for the telescopic piece 102 and reducing fluctuation of the supporting piece 103, so that the supporting of the automobile by the damping device is smoother.

Specifically, the telescopic member 102 includes a fixing sleeve 102a, a telescopic rod 102b and a fixing nut 102c, the fixing sleeve 102a is disposed at an end of the housing 101, the telescopic rod 102b is disposed in the fixing sleeve 102a, and the fixing nut 102c is disposed on a surface of the telescopic rod 102 b.

The fixed sleeve 102a is fixed at the end of the casing 101 and used for limiting the telescopic rod 102b, the telescopic rod 102b slides in the fixed sleeve 102a and is used for pushing the damping piece 202 to move, and the fixed nut 102c is rotationally connected to the surface of the telescopic rod 102b through threads and is used for supporting and fixing the supporting piece 103.

Specifically, the supporting member 103 further includes a first supporting ring 103a, a supporting spring 103b, and a second supporting ring 103c, where the first supporting ring 103a is located on the surface of the fixing sleeve 102a, the supporting spring 103b is disposed on one side of the first supporting ring 103a, and the second supporting ring 103c is located at an end of the supporting spring 103 b.

The first support ring 103a is fixed on the end of the support spring 103b, the second support ring 103c is fixed on the other end of the support spring 103b, and the first support ring 103a and the second support ring 103c slide on the surface of the fixed sleeve 102a and the surface of the telescopic rod 102b respectively.

Example 2

Referring to fig. 1 to 8, a second embodiment of the present utility model is based on the previous embodiment.

Specifically, the adjusting member 201 includes an adjusting rod 201a and an adjusting nut 201b, the adjusting rod 201a is disposed in the telescopic rod 102b, and the adjusting nut 201b is located at an end of the adjusting rod 201 a.

The adjusting rod 201a is rotatably connected in the telescopic rod 102b, the adjusting nut 201b is fixed at the end of the adjusting rod 201a, and the adjusting rod 201a can be driven to rotate by rotating the adjusting nut 201b, so that the adjusting rod 201a drives the damping piece 202 to perform damping adjustment.

Specifically, the adjusting member 201 further includes an adjusting plate 201c, the adjusting plate 201c is disposed on the surface of the adjusting rod 201a, and the surface of the adjusting plate 201c is provided with an oil hole W and an adjusting hole X.

The adjusting disc 201c is rotatably connected to the surface of the adjusting rod 201a through threads, six oil holes W are formed in the surface of the adjusting disc 201c, six adjusting holes X are formed in the surface of the adjusting disc 201c, the oil holes W are used for flowing hydraulic oil, and the adjusting holes X are used for adjusting the damping size of the damping piece 202.

Specifically, the damping member 202 includes a driving piston 202a and a first spring 202b, the driving piston 202a is disposed at an end of the telescopic rod 102b, and the first spring 202b is disposed on an inner wall of the driving piston 202 a.

The driving piston 202a is fixed at the end of the telescopic rod 102b, the driving piston 202a slides on the inner wall of the casing 101, the number of the first springs 202b is six, and the ends of the first springs 202b are fixed on the inner wall of the driving piston 202 a.

Specifically, the damping member 202 further includes a first sliding rod 202c and a first oil outlet rod 202d, the first sliding rod 202c is disposed at an end of the first spring 202b, and the first oil outlet rod 202d is disposed at an end of the first sliding rod 202 c.

Six first sliding rods 202c are fixed at the end of the first spring 202b, and the first sliding rods 202c slide in the driving piston 202a for limiting and supporting the first oil outlet rod 202d, and the first oil outlet rod 202d is fixed at the end of the first sliding rod 202c for communicating hydraulic oil at two sides of the driving piston 202 a.

Example 3

Referring to fig. 3 to 7, a third embodiment of the present utility model is based on the first two embodiments.

Specifically, the damping member 202 further includes a second spring 202e, a second sliding rod 202f, and a second oil outlet rod 202g, where the second spring 202e is disposed on the inner wall of the driving piston 202a, the second sliding rod 202f is located at an end of the second spring 202e, and the second oil outlet rod 202g is disposed at an end of the second sliding rod 202 f.

The number of the second springs 202e is six, the ends of the second springs 202e are fixed on the inner wall of the driving piston 202a, the second sliding rod 202f is fixed on the end of the second springs 202e, the second sliding rod 202f slides in the driving piston 202a, the second oil outlet rod 202g is fixed on the end of the second sliding rod 202f for communicating hydraulic oil on two sides of the driving piston 202a

Specifically, a first oil outlet channel U is formed in the first oil outlet rod 202d, and a second oil outlet channel V is formed in the second oil outlet rod 202 g.

The two ends of the first oil outlet channel U arranged in the first oil outlet rod 202d are respectively positioned at the end part of the first sliding rod 202c and one side of the first oil outlet rod 202d, the two ends of the second oil outlet channel V arranged in the second oil outlet rod 202g are respectively positioned at the end part of the second sliding rod 202f and one side of the second oil outlet rod 202g, and the opening positions of the end parts of the second oil outlet channels V on the six second oil outlet rods 202g are different and show a rising or falling trend, so that the opening positions of the end parts of part of the second oil outlet channels V can be blocked by moving the regulating disc 201c, the corresponding second oil outlet rods 202g lose the effect of conveying hydraulic oil, the whole hydraulic oil conveying oil way is narrowed, the passing of the hydraulic oil is more difficult, and the damping of the damping device is increased.

Specifically, the damping member 202 further includes a positioning rod 202h, where the positioning rod 202h is disposed on one side of the driving piston 202 a.

The number of the positioning rods 202h is six, the end parts of the positioning rods 202h are fixed on one side of the driving piston 202a, and the positioning rods 202h slide in the adjusting disc 201c and are used for limiting the angle of the adjusting disc 201c, so that the adjusting disc 201c can be driven to move when the adjusting rod 201a rotates.

When the damping device is used, the state of the damping device is in a rebound state after being compressed, at the moment, under the action of the reset elastic force of the supporting spring 103b, the second supporting ring 103c can be made to move by pushing the fixing nut 102c, so that the telescopic rod 102b is driven to move towards the outer side of the shell 101, at the moment, the telescopic rod 102b drives the driving piston 202a to move towards the outer side of the shell 101, so that hydraulic oil at the top of the driving piston 202a extrudes the second sliding rod 202f, the second sliding rod 202f pushes the second oil outlet rod 202g to move, so that the second oil outlet rod 202g moves out of the driving piston 202a, the end part of the second oil outlet channel V moves out of the driving piston 202a, and accordingly hydraulic oil at the top of the driving piston 202a is conveyed to the bottom of the driving piston 202a through the second oil outlet channel V.

When the vehicle encounters an uneven road surface to compress the supporting spring 103b, the telescopic rod 102b moves into the housing 101 at this moment, so as to push the driving piston 202a to move towards the bottom of the housing 101, at this moment, the pressure of hydraulic oil at the bottom of the driving piston 202a is higher, the first sliding rod 202c is extruded, so that the first sliding rod 202c pushes the first oil outlet rod 202d to move out of the driving piston 202a, and meanwhile, the end part of the first oil outlet channel U moves out of the driving piston 202a, so that hydraulic oil at the bottom of the driving piston 202a is conveyed to the top of the driving piston 202a through the first oil outlet channel U, and in the process that hydraulic oil passes through the first oil outlet channel U, as the aperture of the first oil outlet channel U is larger than that of the second oil outlet channel V, the damping device does not give a stronger damping to the supporting spring 103b when the supporting spring 103b is compressed, so that the vehicle has a smooth driving experience, and when the driving piston 202a moves to the lowest point, the pressure of hydraulic oil at this moment, at two sides of the driving piston 202a is equal, the end part of the first oil outlet channel U moves to the first sliding rod 202c under the pulling action of the first spring 202b, so that the first sliding rod 202c moves to move to the first oil outlet rod 202a, so that the first oil outlet rod 202a moves into the first oil outlet channel U, and the first oil outlet channel U is blocked.

When the damping of the rebound of the supporting spring 103b needs to be regulated, the regulating nut 201b is rotated to drive the regulating rod 201a to rotate, and the regulating disc 201c is in threaded rotation connection with the regulating rod 201a, and the angle of the regulating disc 201c is limited by the positioning rod 202h, so that the regulating disc 201c moves on the regulating rod 201a, and the regulating disc 201c is close to or far away from the driving piston 202a, and at the moment, the regulating disc 201c can seal the end part of the second oil outlet channels V, so that one caliber of the whole of the six second oil outlet channels V is changed, and the generated damping is increased.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. An energy absorbing mechanism, characterized in that: comprising the steps of (a) a step of,

the main body assembly (100) comprises a shell (101), a telescopic piece (102), a supporting piece (103) and a sliding plug (104), wherein the telescopic piece (102) is arranged on one side of the shell (101), the supporting piece (103) is positioned on the surface of the telescopic piece (102), and the sliding plug (104) is positioned in the shell (101); the method comprises the steps of,

the adjusting assembly (200) is arranged in the shell (101) and comprises an adjusting piece (201) and a damping piece (202), wherein the adjusting piece (201) is arranged in the telescopic piece (102), and the damping piece (202) is arranged on the surface of the telescopic piece (102).

2. The energy absorber mechanism of claim 1, wherein: the telescopic piece (102) comprises a fixed sleeve (102 a), a telescopic rod (102 b) and a fixed nut (102 c), wherein the fixed sleeve (102 a) is arranged at the end part of the shell (101), the telescopic rod (102 b) is positioned in the fixed sleeve (102 a), and the fixed nut (102 c) is arranged on the surface of the telescopic rod (102 b).

3. The energy absorber mechanism of claim 2, wherein: the support piece (103) further comprises a first support ring (103 a), a support spring (103 b) and a second support ring (103 c), wherein the first support ring (103 a) is located on the surface of the fixed sleeve (102 a), the support spring (103 b) is arranged on one side of the first support ring (103 a), and the second support ring (103 c) is located at the end of the support spring (103 b).

4. The energy absorber mechanism of claim 3, wherein: the adjusting piece (201) comprises an adjusting rod (201 a) and an adjusting nut (201 b), the adjusting rod (201 a) is arranged in the telescopic rod (102 b), and the adjusting nut (201 b) is located at the end of the adjusting rod (201 a).

5. The energy absorber mechanism of claim 4, wherein: the adjusting piece (201) further comprises an adjusting disc (201 c), the adjusting disc (201 c) is arranged on the surface of the adjusting rod (201 a), and the surface of the adjusting disc (201 c) is provided with an oil hole (W) and an adjusting hole (X).

6. The energy absorber mechanism of claim 4 or 5, wherein: the damping piece (202) comprises a driving piston (202 a) and a first spring (202 b), wherein the driving piston (202 a) is arranged at the end part of the telescopic rod (102 b), and the first spring (202 b) is positioned on the inner wall of the driving piston (202 a).

7. The energy absorber mechanism of claim 6, wherein: the damping piece (202) further comprises a first sliding rod (202 c) and a first oil outlet rod (202 d), the first sliding rod (202 c) is arranged at the end part of the first spring (202 b), and the first oil outlet rod (202 d) is located at the end part of the first sliding rod (202 c).

8. The energy absorber mechanism of claim 7, wherein: the damping piece (202) further comprises a second spring (202 e), a second sliding rod (202 f) and a second oil outlet rod (202 g), the second spring (202 e) is arranged on the inner wall of the driving piston (202 a), the second sliding rod (202 f) is located at the end part of the second spring (202 e), and the second oil outlet rod (202 g) is arranged at the end part of the second sliding rod (202 f).

9. The energy absorber mechanism of claim 8, wherein: a first oil outlet channel (U) is formed in the first oil outlet rod (202 d), and a second oil outlet channel (V) is formed in the second oil outlet rod (202 g).

10. An energy absorber mechanism as claimed in claim 8 or 9, wherein: the damping piece (202) further comprises a positioning rod (202 h), and the positioning rod (202 h) is arranged on one side of the driving piston (202 a).