CN219221133U - Shock absorber with small structural influence - Google Patents

Abstract

The utility model discloses a shock absorber with small structural influence, which comprises an outer tube, a first spring separator, a connecting shaft and a connecting plate, wherein the inner wall of the outer tube is connected with a first liquid-gas separation piston, one side of the outer tube is connected with a gas storage shell, three through holes are symmetrically formed in the inner tube in a penetrating manner, and the outer side of the inner tube is connected with a cavity separation piston. According to the utility model, the gas storage shell is arranged, when the shock absorption is subjected to slow compression and rebound, the hydraulic oil is tightly pressed by the liquid-gas separation piston, the working piston can push the hydraulic oil to continuously and effectively work through the damping hole, when the shock absorption is subjected to severe compression and rebound, the liquid-gas separation piston is compressed by instant impact force, so that a sufficient buffer space is provided for the hydraulic oil, the reliability of the integral structure is protected, the comfort of passengers is improved, and the mutual influence of the compression damping structure and the rebound damping structure is greatly reduced through the fact that the compression damping structure and the rebound damping structure are not integrated on one piston.

Description

Shock absorber with small structural influence

Technical Field

The utility model relates to the technical field of vehicle shock absorbers, in particular to a shock absorber with small structural influence.

Background

The shock absorber is used for inhibiting vibration and impact from a road surface when the spring is bounced after shock absorption in the running process of the automobile and the motorcycle, is widely used for the automobile, and is used for accelerating the damping of the vibration of the frame and the automobile body so as to improve the running smoothness of the automobile, jolt or vibration shock absorption and energy dissipation of the running of the automobile or the motorcycle can be realized through the shock absorber, and when the automobile or the motorcycle passes through an uneven road surface, the shock absorption spring can filter the vibration of the road surface, but the spring can reciprocate, and the shock absorber is used for inhibiting the spring jump.

However, most of the existing shock absorbers integrate a compression damping structure and a rebound damping structure on a piston in the process of mounting and using an automobile or a vehicle, and the piston is damaged due to the fact that too many weak parts on the piston cause severe impact lasting for a short time.

Disclosure of Invention

The utility model aims to provide a shock absorber with small structural influence, so as to solve the technical problems that most of the prior shock absorbers integrate a compression damping structure and a rebound damping structure on a piston in the installation and use processes of automobiles or vehicles, and the piston is damaged possibly due to the fact that too many weak parts on the piston cause severe impact lasting for a short time.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shock absorber that structural impact is little, includes outer tube, a spring separator, connecting axle and connecting plate, the inside symmetry of outer tube runs through and has seted up a through-hole, the inner wall of outer tube is connected with a liquid-gas separation piston, and a liquid-gas separation piston is located the top of a through-hole, one side of outer tube is connected with the gas storage shell, and the gas storage shell is located one side of a through-hole, the internal connection of outer tube has the inner tube, the top of inner tube is connected with No. two liquid-gas separation pistons, no. two through-holes have been seted up to the inside symmetry of inner tube, no. three through-holes have been run through to the inside symmetry of inner tube, and No. three through-holes are located the below of No. two through-holes, the outside of inner tube is connected with the branch chamber piston, and divide the chamber piston to be connected with the inner wall of outer tube.

Preferably, a blocking plate is connected to the top end of the outer tube.

Preferably, the top end of the blocking plate is connected with a first spring separator, the top end of the first spring separator is connected with a buffer spring, and the top end of the buffer spring is connected with a second spring separator.

Preferably, the inner movable of the outer tube is connected with a connecting shaft, the connecting shaft movably penetrates through the inner part of the first liquid-gas separation piston, the top end of the connecting shaft is connected with a mounting seat, and the mounting seat is connected with the top end of the second spring separator.

Preferably, the bottom end of the connecting shaft is connected with a movable piston, and the movable piston is positioned inside the inner tube.

Preferably, the fixing holes are symmetrically formed in the connecting plate in a penetrating mode.

Preferably, the inner tube is provided with a first damping hole inside, and a second damping hole is symmetrically arranged inside the inner tube.

Preferably, one side of the outer tube is connected with a mounting shell, the outer side of the mounting shell is connected with the inner wall of the connecting plate, the inner part of the mounting shell is connected with a refrigerating plate, and the refrigerating plate is connected with the outer side of the outer tube.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, a certain amount of nitrogen can be stored through the inside of the gas storage shell, the upper part and the lower part of the inside of the outer tube are separated from each other in a gas-liquid manner through the first liquid-gas separation piston and the second liquid-gas separation piston, the gas storage shell and the inside of the outer tube can be communicated through the first through hole, when the shock absorption is subjected to slow compression and rebound, the working piston can push hydraulic oil to continuously and effectively work through the damping hole due to the fact that the liquid-gas separation piston is tightly pressed with the hydraulic oil, when the shock absorption is subjected to severe compression and rebound, the instant impact force can enable the liquid-gas separation piston to compress, so that sufficient buffer space is provided for the hydraulic oil, the reliability of the integral structure is protected, the comfort of passengers is improved, and the mutual influence of the compression damping structure and the rebound damping structure is greatly reduced through the fact that the compression damping structure and the rebound damping structure are not integrated on one piston.

2. According to the utility model, the refrigerating plate is arranged, the mounting shell is used for mounting and protecting the refrigerating plate, the refrigerating plate is contacted with the outer side of the outer tube, and the volatilization of the heat energy of the shock absorber can be accelerated through the working operation of the refrigerating plate, so that the volatilization speed of the working heat energy of the shock absorber is effectively improved, and the practicability of the shock absorber is effectively improved.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic view of the explosive structure of the outer tube of the present utility model;

FIG. 3 is a side cross-sectional view of an outer tube of the present utility model;

FIG. 4 is a schematic view of the structure at A of the present utility model;

FIG. 5 is a top cross-sectional view of the mounting housing of the present utility model;

FIG. 6 is a schematic view of a first orifice structure according to the present utility model;

FIG. 7 is a schematic view of the inner tube structure of the present utility model;

FIG. 8 is a schematic diagram of a second liquid-gas separation piston according to the present utility model;

fig. 9 is a schematic diagram of the structure at B of the present utility model.

In the figure: 1. an outer tube; 101. a blocking plate; 102. a first through hole; 103. a first liquid-gas separation piston; 104. a gas storage case; 2. a first spring separator; 201. a buffer spring; 202. a second spring separator; 3. a connecting shaft; 301. a mounting base; 302. moving the piston; 4. a connecting plate; 401. a fixing hole; 5. an inner tube; 501. a second liquid-gas separation piston; 502. a second through hole; 503. a third through hole; 504. a cavity-dividing piston; 505. a first damping hole; 506. a second damping hole; 6. a mounting shell; 601. a refrigeration plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, 2, 3, 4 and 5, the present utility model provides an embodiment: a shock absorber with small structural influence;

comprises an outer tube 1 and an inner tube 5, wherein the top end of the outer tube 1 is connected with a blocking plate 101, a first through hole 102 is symmetrically arranged in the outer tube 1 in a penetrating way, a first liquid-gas separation piston 103 is connected to the inner wall of the outer tube 1, the first liquid-gas separation piston 103 is positioned above the first through hole 102, one side of the outer tube 1 is connected with a gas storage shell 104, the gas storage shell 104 is positioned on one side of the first through hole 102, the inner tube 5 is connected with the inner tube 1 in an inner tube 5, a second liquid-gas separation piston 501 is connected to the top end of the inner tube 5, a second through hole 502 is symmetrically arranged in the inner tube 5 in a penetrating way, a third through hole 503 is symmetrically arranged in the inner tube 5 in a penetrating way, the third through hole 503 is positioned below the second through hole 502, a cavity separating piston 504 is connected to the outer side of the inner tube 5, the cavity separating piston 504 is connected with the inner wall of the outer tube 1, a first damping hole 505 is arranged in the inner tube 5, the inner tube 5 is symmetrically provided with second damping holes 506 on the inside, the outer tube 1 is one of the main constituent structures of the vehicle shock absorber, the outer tube 1 is used for providing installation and protection for the internal working components, the baffle plate 101 is used for providing support for the first spring separator 2, the first through hole 102 is symmetrically arranged in the outer tube 1 in a penetrating way and is used for enabling the gas stored in the gas storage shell 104 to circulate, the gas and hydraulic oil in the outer tube 1 can be separated through the first liquid-gas separation piston 103, the gas storage shell 104 is installed on one side of the outer tube 1 through connection, a certain space is provided in the gas storage shell 104 and is used for storing a certain amount of nitrogen, the second liquid-gas separation piston 501 is installed in the outer tube 1 through connection, the second liquid-gas separation piston 501 can separate the gas and the hydraulic oil in the upper section of the inner tube 1, a certain space is provided in the inner tube 5, the hydraulic oil of certain quantity can flow and store, through No. two through-holes 502 and No. three through-holes 503 can make the inside hydraulic oil of outer tube 1 flow to the inside of inner tube 5, divide chamber piston 504 through being connected with the outside of inner tube 5 and the inner wall of outer tube 1, be used for separating compression damping chamber in the compression structure and rebound damping chamber in the rebound structure, and then make the hydraulic oil of two intracavity can not cluster oil each other, first damping hole 505 and second damping hole 506 provide the space for the piston promotes the continuous of hydraulic oil to make work.

Referring to fig. 1, 2, 3 and 4, the present utility model provides an embodiment: a shock absorber with small structural influence;

including spring separator No. 2, connecting axle 3 and connecting plate 4, the top of baffle plate 101 is connected with spring separator No. 2, the top of spring separator No. 2 is connected with buffer spring 201, the top of buffer spring 201 is connected with the inside activity of No. two spring separator 202 outer tube 1 is used out and is connected with connecting axle 3, and the activity of connecting axle 3 runs through the inside of No. one liquid gas separation piston 103, the top of connecting axle 3 is connected with mount pad 301, and mount pad 301 is connected with the top of No. two spring separator 202, the bottom of connecting axle 3 is connected with movable piston 302, and movable piston 302 is located the inside symmetry of the inside connecting plate 4 of inner tube 5 and runs through and has seted up fixed orifices 401, spring separator No. 2 is installed on the top of baffle plate 101 through the connection, no. two spring separator 202 are connected through the bottom with mount pad 301 for providing the mounted position for buffer spring 201 upper and lower extreme, be located the outside of connecting axle 3 through buffer spring 201, connect through mount pad 301 vehicle connected position, buffer spring 201 atress shrink can play a role in vehicle to the shock attenuation, connecting axle 3 and movable piston 302 are connected with the inside connecting plate 3, the inner tube is convenient for install the inner tube through the effect of movable piston 302, the inner tube is connected with the fixed connection plate 6 through the fixed connection of movable piston 302, the inner tube is convenient for install the fixed connection shell is connected with the fixed connection plate 6 through the movable piston 302, the inner tube is convenient for install in the fixed connection shell is connected with the inner tube is connected through the fixed connection with the fixed shell through the effect 6.

Referring to fig. 1, 2, 4 and 5, the present utility model provides an embodiment: a shock absorber with small structural influence;

including installation shell 6, one side of outer tube 1 is connected with installation shell 6, and the outside of installation shell 6 is connected with the inner wall of connecting plate 4, and the internal connection of installation shell 6 has refrigeration board 601, and refrigeration board 601 is connected with the outside of outer tube 1, and installation shell 6 is installed in one side of outer tube 1 through the connection, and the inside of installation shell 6 has certain space for carry out mounted position and protection for refrigeration board 601, refrigeration board 601 through contacting with the outside of outer tube 1, can accelerate the volatilization of bumper shock absorber heat energy through refrigeration board 601 work operation.

Working principle: the shock absorber is connected with a vehicle body through the mounting seat 301, the shock absorber is connected and mounted through the fixing hole 401, nitrogen with a certain quantity can be stored in the air storage shell 104, the upper part and the lower part of the inner part of the outer tube 1 are separated in a gas-liquid mode through the first liquid-gas separation piston 103 and the second liquid-gas separation piston 501, the air storage shell 104 and the inner part of the outer tube 1 can be communicated through the first through hole 102, when the shock absorber is subjected to slow compression and rebound, as the liquid-gas separation piston is tightly pressed with hydraulic oil, the working piston can push the hydraulic oil to continuously and effectively work through the damping hole, when the shock absorber is subjected to severe compression and rebound, the instant impact force can enable the liquid-gas separation piston to compress, sufficient buffer space is provided for the hydraulic oil, therefore reliability of the whole structure is protected, comfort of passengers is improved, the mutual influence of the compression damping structure and the rebound damping structure is greatly reduced, a certain space is formed in the inner part of the mounting shell 6 for carrying out installation position and protection for the outer tube 601, and the thermal energy absorber can volatilize through the operation of the shock absorber through the mounting shell 601.

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

Claims (8)

1. The utility model provides a shock absorber that structure influences is little, includes outer tube (1), spring separator (2), connecting axle (3) and connecting plate (4), its characterized in that: the inside symmetry of outer tube (1) runs through and has seted up No. one through-hole (102), the inner wall of outer tube (1) is connected with No. one liquid-gas separation piston (103), and No. one liquid-gas separation piston (103) is located the top of No. one through-hole (102), one side of outer tube (1) is connected with gas storage shell (104), and gas storage shell (104) are located one side of No. one through-hole (102), the internal connection of outer tube (1) has inner tube (5), the top of inner tube (5) is connected with No. two liquid-gas separation piston (501), no. two through-holes (502) have been run through to the inside symmetry of inner tube (5), no. three through-holes (503) have been run through to the inside symmetry of inner tube (5), and No. three through-holes (503) are located the below of No. two through-holes (502), the outside of inner tube (5) is connected with branch chamber piston (504), and divide chamber piston (504) to be connected with the inner wall of outer tube (1).

2. A shock absorber of claim 1 having a small structural influence, wherein: the top end of the outer tube (1) is connected with a blocking plate (101).

3. A shock absorber of small structural influence according to claim 2 and wherein: the top of the blocking plate (101) is connected with a first spring separator (2), the top of the first spring separator (2) is connected with a buffer spring (201), and the top of the buffer spring (201) is connected with a second spring separator (202).

4. A shock absorber of claim 1 having a small structural influence, wherein: the inside activity of outer tube (1) is used out and is connected with connecting axle (3), and the activity of connecting axle (3) runs through the inside of No. one liquid-gas separation piston (103), the top of connecting axle (3) is connected with mount pad (301), and mount pad (301) are connected with the top of No. two spring separator (202).

5. A shock absorber of small structural influence according to claim 4 and wherein: the bottom end of the connecting shaft (3) is connected with a movable piston (302), and the movable piston (302) is positioned in the inner tube (5).

6. A shock absorber of claim 1 having a small structural influence, wherein: fixing holes (401) are symmetrically formed in the connecting plate (4) in a penetrating mode.

7. A shock absorber of claim 1 having a small structural influence, wherein: the inner tube (5) is internally provided with a first damping hole (505), and the inner tube (5) is internally symmetrically provided with a second damping hole (506).

8. A shock absorber of small structural influence according to claim 2 and wherein: one side of the outer tube (1) is connected with a mounting shell (6), the outer side of the mounting shell (6) is connected with the inner wall of the connecting plate (4), the inner side of the mounting shell (6) is connected with a refrigerating plate (601), and the refrigerating plate (601) is connected with the outer side of the outer tube (1).

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