CN210371806U

CN210371806U - Double-support automobile shock absorber

Info

Publication number: CN210371806U
Application number: CN201921201103.9U
Authority: CN
Inventors: 薛建丰
Original assignee: Jiangxi Huake Technology Development Co Ltd
Current assignee: Jiangxi Huake Technology Development Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-04-21
Anticipated expiration: 2029-07-29

Abstract

The utility model relates to the technical field of automobile shock absorbers, and discloses a double-support automobile shock absorber, which solves the problems that the prior double-support automobile shock absorber has a complex structure, needs to use components such as an oil drain valve, an oil inlet valve and a cavity, increases the production cost, has poor cooling effect and influences the service life, and comprises a protective shell, a cylinder body is arranged in the protective shell, an upper piston is arranged at the upper side in the cylinder body, the middle part of the top end of the upper piston penetrates through the middle part of the top end of the cylinder body and the middle part of the top end of the protective shell is connected with an upper piston rod, a lower piston is arranged at the lower side in the cylinder body, a lower piston rod is connected between the middle part of the bottom end of the lower piston and the middle part of the bottom end of the protective shell, sealing gaskets are respectively embedded at the joints of the upper piston rod and the lower piston rod, and buffering, simple structure, convenient to use, reduce cost, the radiating effect is good, increases life.

Description

Double-support automobile shock absorber

Technical Field

The utility model belongs to the technical field of automobile shock absorber ware, specifically be a double-support automobile shock absorber ware.

Background

The shock absorber is a vulnerable part in the use process of the automobile, and the working condition of the shock absorber directly influences the running stability of the automobile and the service life of other parts, so that the shock absorber is always in a good working state.

However, the conventional double-support automobile shock absorber is complex in structure, needs components such as an oil drain valve, an oil inlet valve and a cavity, increases the production cost, has poor cooling effect and influences the service life.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a double-support automobile shock absorber ware, the effectual present double-support automobile shock absorber ware of having solved, the structure is complicated, need use components such as bleeder valve, inlet valve and cavity, increases manufacturing cost to and the cooling effect is poor, influences life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-support automobile shock absorber ware, including the protecting crust, protecting crust internally mounted has the cylinder body, the piston is installed to the inside upside of cylinder body, it runs through cylinder body top middle part and protecting crust top middle part and is connected with the piston rod to go up piston top middle part, the piston is installed down to the inside downside of cylinder body, piston bottom middle part runs through cylinder body bottom middle part and protecting crust bottom middle part and is connected with down the piston rod down, the protecting crust all has inlayed seal gasket with last piston rod and lower piston rod junction, all be connected with buffer spring between cylinder body top bottom both ends and the inside top bottom both ends of protecting crust, it runs through top bottom both ends and has evenly seted up first bell mouth to go up the piston, it runs through top bottom both ends and has seted up the second cone.

Preferably, the heat absorption strip has all been inlayed around the cylinder body, and the louvre has evenly been seted up in the protecting crust outside, and the inside crisscross pulley that is fixed with in louvre position department that is located of protecting crust.

Preferably, piston rod holes are formed in the middle of the two ends of the top and the bottom of the cylinder body, an air release valve is arranged on one side of the top end of the cylinder body, and an oil hole is formed in the other side of the top end of the cylinder body.

Preferably, the first conical hole is inverted to be consistent with the second conical hole structure.

Preferably, the upper piston is the same as the lower piston in structure, the upper piston rod is the same as the lower piston rod in structure, and the fixing rings are welded at the ends, far away from the protective shell, of the upper piston rod and the lower piston rod.

Preferably, the outer side of the buffer spring is sprayed with antirust paint, and the buffer spring is positioned at the outer side positions of the upper piston rod and the lower piston rod.

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

1) in the work, by arranging the protective shell, the cylinder body, the upper piston, the lower piston, the upper piston rod, the lower piston rod, the buffer spring, the first taper hole and the second taper hole, when the automobile shock absorber is extruded, the upper piston rod and the lower piston rod move oppositely to drive the upper piston and the lower piston to move oppositely, meanwhile, the buffer spring performs auxiliary extrusion damping, hydraulic oil slowly enters the top end and the bottom end of the cylinder body through the first taper hole and the second taper hole (the bottom end of the taper hole is large and the top end is small, a difference is formed between the entering speed and the descending speed, and the damping effect is achieved), and when the automobile shock absorber is not extruded, the hydraulic oil is recovered through the elasticity of the buffer spring to drive the upper piston and the lower piston to move away from each other, so that the original position is recovered, the structure is simple, the use is convenient;

2) through heat absorption strip, louvre and pulley, the protecting crust follows the removal, and the pulley reduces the friction, inhales the outside with the heat that cylinder body whole body produced through the heat absorption strip, discharges through the louvre, and when the pulley removed, the protecting crust moved with the cylinder body relative movement to drive gas and exchange the circulation, increase cooling effect.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the cylinder body of the present invention;

fig. 3 is a schematic structural view of the upper piston of the present invention;

in the figure: 1. a protective shell; 2. a cylinder body; 3. an upper piston; 4. a lower piston; 5. an upper piston rod; 6. a lower piston rod; 7. sealing gaskets; 8. a buffer spring; 9. a heat absorbing strip; 10. heat dissipation holes; 11. a pulley; 12. a piston rod bore; 13. a gas release valve; 14. an oil hole; 15. a first tapered bore; 16. a second tapered bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1, 2 and 3, the utility model comprises a protective shell 1, a cylinder body 2 is arranged in the protective shell 1, an upper piston 3 is arranged on the upper side in the cylinder body 2, the middle part of the top end of the upper piston 3 penetrates through the middle part of the top end of the cylinder body 2 and the middle part of the top end of the protective shell 1 is connected with an upper piston rod 5, a lower piston 4 is arranged on the lower side in the cylinder body 2, the middle part of the bottom end of the lower piston 4 penetrates through the middle part of the bottom end of the cylinder body 2 and the middle part of the bottom end of the protective shell 1 is connected with a lower piston rod 6, sealing gaskets 7 are embedded at the joints of the protective shell 1 and the upper piston rod 5 and the lower piston rod 6 so as to be sealed, buffer springs 8 are connected between the two ends of the top and the bottom of the cylinder body 2 and the two ends of the top and the bottom in the protective shell 1 so as to, the first conical hole 15 and the second conical hole 16 are used in cooperation to achieve the effect of slow circulation of hydraulic oil, and the use is convenient.

Second embodiment, on the basis of first embodiment, given by fig. 1, the heat absorption strip 9 has all been inlayed around the cylinder body 2, and the louvre 10 has evenly been seted up in the protecting crust 1 outside, and the inside crisscross pulley 11 that is fixed with in louvre 10 position department of protecting crust 1 is inhaled the outside through heat absorption strip 9 with the heat that cylinder body 2 whole body produced, discharges through louvre 10.

In the third embodiment, based on the first embodiment, as shown in fig. 2, piston rod holes 12 are formed in the middle portions of the top and bottom ends of the cylinder 2, an air release valve 13 is formed on one side of the top end of the cylinder 2, and an oil hole 14 is formed in the other side of the top end of the cylinder 2, so that normal air release and hydraulic oil injection can be performed.

In the fourth embodiment, based on the first embodiment, as shown in fig. 3, the first tapered hole 15 is inverted and has a consistent structure with the second tapered hole 16, so that the processing difficulty is reduced, and the cost is saved.

Fifth embodiment, on the basis of the first embodiment, as shown in fig. 1, the upper piston 3 and the lower piston 4 have the same structure, the upper piston rod 5 and the lower piston rod 6 have the same structure, and the ends of the upper piston rod 5 and the lower piston rod 6, which are far away from the protective shell 1, are both welded with fixing rings, so that normal connection and convenient use are facilitated.

Sixth embodiment, on the basis of the first embodiment, as shown in fig. 1, the outer side of the buffer spring 8 is sprayed with an antirust paint, and the buffer spring 8 is located at the outer side positions of the upper piston rod 5 and the lower piston rod 6, so that the buffer spring 8 is prevented from rusting and is normally used.

The working principle is as follows: when the automobile shock absorber extrudes, the upper piston rod 5 and the lower piston rod 6 move oppositely to drive the upper piston 3 and the lower piston 4 to move oppositely, meanwhile, the buffer spring 8 performs auxiliary extrusion damping, hydraulic oil slowly enters the top and bottom ends of the interior of the cylinder body 2 through the first conical hole 15 and the second conical hole 16 (the bottom end of the conical hole is large and the top end is small, and a difference is formed between the entering speed and the descending speed so as to achieve the damping effect), and when the automobile shock absorber is not extruded, the upper piston 3 and the lower piston 4 are driven to move away from each other through the elastic recovery of the buffer spring 8 so as to recover to the original position; meanwhile, the protective shell 1 moves along with the protective shell, the pulley 11 reduces friction, heat generated by the whole body of the cylinder body 2 is absorbed to the outside through the heat absorption strip 9 and is discharged through the heat dissipation holes 10, and when the pulley 11 moves, the protective shell 1 and the cylinder body 2 move relatively to drive gas to exchange and circulate, so that the cooling effect is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A double-support automobile shock absorber comprises a protective shell (1), and is characterized in that: protecting crust (1) internally mounted has cylinder body (2), piston (3) are installed to the inside upside of cylinder body (2), it runs through cylinder body (2) top middle part and protecting crust (1) top middle part and is connected with piston rod (5) to go up piston (3) top middle part, piston (4) are down installed to the inside downside of cylinder body (2), piston rod (6) are down run through to piston (4) bottom middle part cylinder body (2) bottom middle part and protecting crust (1) bottom middle part and are connected with down, sealing gasket (7) have all been inlayed with last piston rod (5) and lower piston rod (6) junction down in protecting crust (1), all be connected with buffer spring (8) between cylinder body (2) top end both ends and the inside top end both ends of protecting crust (1), it runs through top end both ends and has evenly seted up first bell mouth (15) to go up piston (3), it runs through top end both ends and has crisscross second cone hole (16) to go up with first bell mouth (15) to.

2. A double-support shock absorber for vehicles as claimed in claim 1, wherein: heat absorption strip (9) have all been inlayed to cylinder body (2) whole body, louvre (10) have evenly been seted up in protecting crust (1) outside, and the inside louvre (10) position department that is located of protecting crust (1) is crisscross to be fixed with pulley (11).

3. A double-support shock absorber for vehicles as claimed in claim 1, wherein: piston rod holes (12) are formed in the middle of the two ends of the top and the bottom of the cylinder body (2), an air release valve (13) is formed in one side of the top end of the cylinder body (2), and an oil hole (14) is formed in the other side of the top end of the cylinder body (2).

4. A double-support shock absorber for vehicles as claimed in claim 1, wherein: the first conical hole (15) is inverted and has the same structure with the second conical hole (16).

5. A double-support shock absorber for vehicles as claimed in claim 1, wherein: go up piston (3) and lower piston (4) structure the same, go up piston rod (5) and piston rod (6) structure the same down, and go up piston rod (5) and piston rod (6) down and keep away from protective housing (1) one end and all weld solid fixed ring.

6. A double-support shock absorber for vehicles as claimed in claim 1, wherein: antirust paint is sprayed on the outer side of the buffer spring (8), and the buffer spring (8) is located at the outer side positions of the upper piston rod (5) and the lower piston rod (6).