CN221325908U - Shock absorber shows merit frock - Google Patents

Abstract

The utility model discloses a shock absorber power indicating tool, which is characterized in that the upper end and the lower end of a shock absorber are respectively fixed on the upper mounting surface and the lower mounting surface of a power indicator, the shock absorber power indicating tool comprises a fixed bracket assembly used for locking a gas storage tank of the shock absorber, the fixed bracket assembly is positioned outside the gas storage tank and comprises an upper bracket and a lower bracket which are parallel to each other, the upper bracket and the lower bracket are fixed through a fixing piece, the upper end of the gas storage tank is provided with a press-fit joint with adjustable height, and the press-fit joint penetrates through the upper bracket and is connected with a gas storage bottle. Therefore, in the process of testing the vibration absorber to show work, stable high-pressure gas always exists in the gas storage tank, and the requirement of the vibration absorber in the test process is met.

Description

Shock absorber shows merit frock

Technical Field

The utility model relates to the technical field of shock absorber detection, in particular to a shock absorber power indicating tool.

Background

In the field of passenger cars, the shock absorber is used as an important original part for connecting a chassis with a workshop, so that the shock absorber is generally required to be detected, a power indicator is used for testing the shock resistance of the shock absorber at present, and when the shock absorber is tested in performance, a tool clamp is required to be used for respectively fixing the upper end and the lower end of the shock absorber on a test bed of the power indicator.

The steering performance and stability of the vehicle in the running process can be realized by adjusting the damping force of the shock absorber and the rigidity of the air spring, and the distance between the upper mounting point and the lower mounting point (the upper mounting point and the lower mounting point for being mounted on the power indicator) of the shock absorber can be arranged by the space of the vehicle chassis aiming at some high-end vehicle types, as shown in figure 1, in order to achieve the common effect with the original shock absorber, the outer end of the original oil storage cylinder 4 can only be connected with an additional oil storage cylinder 5 in a transitional manner through a connecting block 9, so that the problem that the length size of the original oil storage cylinder 4 is not satisfied is solved, and the additional oil storage cylinder 5 connected to the outer end and the original oil storage cylinder 4 of the shock absorber are welded together. The inside of the additional oil storage cylinder 5 is an oil storage chamber, the upper end of the additional oil storage cylinder is connected with an air storage cylinder 6, the inside of the air storage cylinder 6 is a high-pressure air inflation chamber, the oil storage chamber and the high-pressure air inflation chamber are completely isolated through a floating piston 7, but the piston rod 3 of the shock absorber and the air storage cylinder 6 of the shock absorber of the structure have the direction of small air inflation holes facing upwards, and the floating piston 7 completely isolates the high-pressure air inflation chamber from the oil storage chamber of the shock absorber from the middle position, so that the shock absorber cannot be drilled and inflated at the bottom cover 8 of the shock absorber, and in order to solve the problem, the air inflation holes are required to be arranged at the upper end of the air storage cylinder, and reasonable tool structures are required to be designed according to the structure.

Disclosure of utility model

In order to solve the technical problems in the background art, the utility model provides a shock absorber power indicating tool.

The utility model provides a shock absorber power indicating tool, which is characterized in that the upper end and the lower end of a shock absorber are respectively fixed on the upper mounting surface and the lower mounting surface of a power indicator, the shock absorber power indicating tool comprises a fixed bracket assembly used for locking a gas storage tank of the shock absorber, the fixed bracket assembly is positioned outside the gas storage tank and comprises an upper bracket and a lower bracket which are parallel to each other, the upper bracket and the lower bracket are fixed through a fixing piece, the upper end of the gas storage tank is provided with a press-fit joint with adjustable height, and the press-fit joint penetrates through the upper bracket and is connected with a gas storage bottle.

Preferably, the upper end face of the press fitting joint is connected with the gas storage bottle through the steering joint and the high-pressure gas pipe, and the lower end face axial sealing piece and the upper end face of the gas storage tank are pressed tightly.

Preferably, the axial seal is provided as an O-ring seal.

Preferably, a switch capable of controlling the in-out of the internal gas is arranged at the upper end of the gas storage bottle.

Preferably, a barometer is also installed on the high-pressure air pipe.

Preferably, the fixing member is provided as a bolt.

Preferably, a threaded hole is formed in the middle of the upper bracket, an external thread in threaded connection with the threaded hole is arranged at the lower part of the press-fit joint, and the press-fit joint is driven to move up and down to lock or unscrew through threaded connection.

Preferably, the gas cylinder is filled with nitrogen.

According to the utility model, the upper end and the lower end of the shock absorber are respectively fixed on the upper mounting surface and the lower mounting surface of the indicator, the air tank of the shock absorber is locked through the fixed bracket component, the upper end of the air tank is provided with the press-fit joint with adjustable height, and the press-fit joint penetrates through the upper bracket to be connected with the air tank to form a connection of an air circuit, so that stable high-pressure air always exists in the air tank in the process of testing the indicator of the shock absorber, and the requirement of the shock absorber in the test process is met.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

FIG. 1 is a schematic view of a conventional shock absorber for installation in a vehicle;

FIG. 2 is a diagram showing the whole construction of a tool for a gas tank of a shock absorber according to an embodiment of the present utility model;

FIG. 3 is a diagram of a work-indicating tooling structure for a shock absorber according to an embodiment of the present utility model;

Fig. 4 is a schematic structural view of a press-fit joint according to an embodiment of the utility model.

In fig. 1:

1-mounting surface on the power indicator; 2-a lower mounting surface of the power indicator; 3-a piston rod; 4-an original oil storage cylinder; 5-an additional oil storage cylinder; 6-an air storage tank, 7-a floating piston, 8-a bottom cover and 9-a connecting block;

in fig. 2-4:

11-upper support; 12-a lower bracket; 13-a bolt; 14-press fitting the joint; 15-a gas storage bottle; 16-steering joint; 17-high pressure air pipe; an 18-O-shaped sealing ring; 19-switch, 20-barometer, 21-ring channel.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar symbols indicate like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

Hereinafter, embodiments will be described with reference to the drawings. Furthermore, the embodiments shown below do not limit the summary of the invention described in the claims. The whole contents of the constitution shown in the following examples are not limited to the solution of the invention described in the claims.

Referring to fig. 2-4, this embodiment provides a shock absorber indicator fixture, wherein the upper end and the lower end of the shock absorber are respectively fixed on the upper mounting surface and the lower mounting surface of an indicator, the shock absorber indicator fixture comprises a fixing bracket assembly for locking a gas tank 6 of the shock absorber, the fixing bracket assembly is positioned outside the gas tank 6 and comprises an upper bracket 11 and a lower bracket 12 which are parallel to each other, the upper bracket 11 and the lower bracket 12 are fixed by fixing pieces, the upper end of the gas tank 6 is provided with a press-fit joint 14 with adjustable height, and the press-fit joint 14 is connected with a gas storage bottle 15 through the upper bracket 11. Wherein, in order to conveniently control the gas outlet of the gas storage bottle 15, the upper end of the gas storage bottle 15 is provided with a switch 19 capable of controlling the inlet and outlet of the internal gas. The gas cylinder 15 is filled with nitrogen.

Specifically, as shown in fig. 3, the fixing member is provided as a bolt 13.

The upper end and the lower end of the shock absorber are respectively fixed on the upper mounting surface and the lower mounting surface of the indicator, the air tank 6 of the shock absorber is locked by a fixed bracket assembly, the upper end of the air tank 6 is provided with a press-fit joint 14 with adjustable height, the press-fit joint 14 passes through the upper bracket 11 to be connected with an air storage bottle 15 to form the connection of an air passage, and an air pressure meter 20 can be further arranged on a high-pressure air pipe 17. In this way, stable high-pressure gas always exists in the gas tank 6 in the process of testing the shock absorber to show work, so that the requirement of the shock absorber in the test process is met.

Further, the upper end surface of the press-fit joint 14 is connected to the gas cylinder 15 via the steering joint 16 and the high-pressure gas pipe 17, and the lower end surface axial seal is pressed against the upper end surface of the gas tank 6. Ensure that the gas can not leak. Specifically, the threaded upper end of the press-fit joint 14 can be flattened by milling, and the central press-fit joint 14 is screwed by using a wrench, so that the upper end face of the air tank 6 is guaranteed to be airtight.

The upper end of the press fitting joint 14 is connected with a steering joint 16, one end of the steering joint 16 is in threaded connection with the press fitting joint 14, and the other end of the steering joint is connected with the gas cylinder 15 through a high-pressure gas pipe 17 to form a connected gas path.

In this embodiment, the axial sealing member is an O-ring 18, as shown in fig. 4, the lower end of the press-fitting joint 14 is provided with an annular groove 21 for assembling the O-ring 18, and the sealing member is radially sealed with the end face of the air tank 6 in the air inflation direction, so that the air is completely prevented from leaking, and the middle internal inflation can be achieved.

In sum, firstly, the upper end and the lower end of the shock absorber are respectively fixed on the upper mounting surface and the lower mounting surface of the indicator, the shock absorber air tank 6 is locked through the upper bracket 11, the lower bracket 12 and the fixing piece, the middle of the upper bracket 11 is provided with a press fitting joint 14 with adjustable upper and lower heights through threaded connection, the lower end surface of the press fitting joint 14 is tightly pressed with the end surface of the shock absorber air tank 6 through an axial sealing ring sealing structure, the air can not leak, the upper end of the press fitting joint 14 is connected with a high-pressure air pipe 17 through a steering joint 16, the high-pressure air pipe 17 is connected with an external nitrogen cylinder to form the connection of an air path, and the air pressure gauge 20 can be installed on the high-pressure air pipe 17, so that stable high-pressure air exists in the lower end air tank 6 all the time in the process of testing the shock absorber to show work, and the requirement of the shock absorber in the testing process is met.

It is to be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," and the like are directional or positional relationships as indicated based on the drawings, merely to facilitate describing the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the 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 a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims (8)

1. The utility model provides a shock absorber shows merit frock, fixes the upper and lower end of shock absorber respectively on the upper and lower installation face of showing the merit machine, its characterized in that, including being used for locking the fixed bolster subassembly of the gas pitcher of shock absorber, the fixed bolster subassembly is located the outside of gas pitcher, including upper bracket and the lower carriage that are parallel to each other, the upper bracket with fix through the mounting between the lower carriage, just the upper end of gas pitcher is equipped with the pressure equipment joint of height-adjustable, the pressure equipment joint passes the upper bracket is connected with the gas bomb.

2. The shock absorber power tool according to claim 1, wherein the upper end face of the press fitting joint is connected with the gas cylinder through a steering joint and a high-pressure gas pipe, and the lower end face axial sealing member is pressed against the upper end face of the gas cylinder.

3. The shock absorber power tool of claim 2, wherein the axial seal is provided as an O-ring seal.

4. The shock absorber power indication tool according to claim 2, wherein a switch capable of controlling the in-out of internal gas is arranged at the upper end of the gas storage bottle.

5. The shock absorber power tool of claim 4, wherein the high-pressure air pipe is further provided with a barometer.

6. The shock absorber power tool of claim 1, wherein the fixing member is provided as a bolt.

7. The shock absorber power indication tool according to claim 1, wherein a threaded hole is formed in the middle of the upper bracket, an external thread in threaded connection with the threaded hole is arranged at the lower part of the press fitting joint, and the press fitting joint is driven to move up and down to be locked or unscrewed through threaded connection.

8. The shock absorber power tool of claim 1, wherein the gas cylinder is filled with nitrogen.