CN111720469A

CN111720469A - Durable automobile shock absorber ware

Info

Publication number: CN111720469A
Application number: CN202010225416.9A
Authority: CN
Inventors: 邓作标
Original assignee: Quzhou Longding Auto Parts Manufacturing Co ltd
Current assignee: Quzhou Longding Auto Parts Manufacturing Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-09-29

Abstract

The invention discloses a durable automobile shock absorber, which comprises a shock absorbing cylinder and a piston rod, wherein the outer side wall of the shock absorbing cylinder is provided with a first convex ring, the top end of the first convex ring is provided with a sealing sleeve which is sleeved on the periphery of the shock absorption cylinder, the top end of the sealing sleeve is provided with a lower spring seat, the periphery of the piston rod is fixedly sleeved with a connecting seat, the periphery of the connecting seat is fixedly sleeved with an upper spring seat, an air spring is connected between the lower spring seat and the upper spring seat, a step shaft is arranged at the top end of the piston rod, the step shaft extends to the upper part of the connecting seat, the periphery of the step shaft is connected with a mounting plate through a plane bearing assembly, the bottom end of the mounting plate is provided with the protective cover assembly, and compared with the traditional bearing structure, the invention effectively reduces the abrasion of bearing parts when an automobile runs by arranging the plane bearing assembly, thereby prolonging the service life of the shock absorber.

Description

Durable automobile shock absorber ware

Technical Field

The invention relates to the technical field of automobile parts, in particular to a durable automobile shock absorber.

Background

The shock Absorber (Absorber) is used to suppress the shock when the spring absorbs the shock and then rebounds and the impact from the road surface. The damping device is widely applied to automobiles and is used for accelerating the attenuation of the vibration of a frame and an automobile body so as to improve the driving smoothness of the automobiles. With the development of society, people have higher and higher requirements on the driving experience of vehicles, so the performance requirements of the shock absorber are increased. Among the present automobile shock absorber ware, bearing part receives the extrusion for a long time when the car operation, receives wearing and tearing easily, consequently life is shorter usually for the whole maintenance cycle of shock absorber ware is shorter, is not convenient for use.

Disclosure of Invention

The present invention is directed to a durable shock absorber for vehicles to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a durable automobile shock absorber ware, includes surge drum and piston rod, be provided with first bulge loop on the lateral wall of surge drum, first bulge loop top is provided with the seal cover, the seal cover suit is in the surge drum periphery, the seal cover top is provided with down the spring holder, the fixed cover of piston rod periphery is equipped with the connecting seat, the fixed cover of connecting seat periphery is equipped with the spring holder, be connected with air spring down between spring holder and the last spring holder, the piston rod top is provided with the step axle, the step axle extends to the connecting seat top, step axle periphery is connected with the mounting panel through plane bearing assembly, the mounting panel bottom is provided with the protection casing subassembly.

Preferably, the shock attenuation section of thick bamboo top is provided with the protective sheath, the protective sheath suit is in the piston rod periphery.

Preferably, a clamping ring is arranged on the outer side wall of the piston rod, and a clamping groove corresponding to the clamping ring is formed in the surface of the inner side wall of the connecting seat.

Preferably, the plane bearing subassembly includes the casing, the casing includes shell body and interior casing, be provided with the filling layer between shell body and the interior casing, step axle periphery cover is equipped with the bush, up suit down bearing and upper bearing are in proper order followed to the bush periphery, the lower bearing is located the connecting seat top, the contact of upper bearing periphery is provided with the end cover, the end cover contacts with the filling layer, the end cover bottom is provided with the spacing ring to inside shrink, the spacing ring is located the upper bearing bottom, interior casing is located the upper bearing top.

Preferably, the step shaft periphery is sleeved with a locknut, the locknut is located at the top end of the upper bearing, the periphery of the bushing is sequentially provided with a first protruding portion and a second protruding portion from bottom to top, the first protruding portion is located at the top end of the lower bearing, and the second protruding portion is located at the bottom end of the upper bearing.

Preferably, the mounting panel is connected with external frame through a plurality of first bolts, the casing is through a plurality of second bolt fixed connection in the mounting panel bottom.

Preferably, the protection casing subassembly includes the protection casing, the protection casing is fixed in the mounting panel bottom to downwardly extending to supreme spring holder department, be provided with the fender ring that upwards the spring holder extends on the inside wall of protection casing.

Preferably, the surface of the inner side wall of the sealing sleeve is provided with a plurality of sealing rings which are uniformly distributed, and the sealing rings are arranged in a manner of being abutted to the shock absorption barrel.

Compared with the prior art, the invention has the beneficial effects that: compared with the traditional bearing structure, the invention effectively reduces the abrasion of bearing parts when an automobile runs by arranging the plane bearing assembly, thereby prolonging the service life of the shock absorber.

Drawings

FIG. 1 is a schematic view of a durable vehicle shock absorber;

FIG. 2 is a schematic view of a durable, mid-plane bearing assembly for a shock absorber of an automobile;

fig. 3 is an enlarged view of a point a in fig. 1.

In the figure: 1-a shock-absorbing cylinder, 2-a piston rod, 3-a first convex ring, 4-a sealing sleeve, 5-a lower spring seat, 6-a connecting seat, 7-an upper spring seat, 8-an air spring, 9-a planar bearing assembly, 10-a mounting plate, 11-a protective cover assembly, 12-a protective cover, 13-a snap ring, 14-a first bolt, 15-a bushing, 16-a lower bearing, 17-an upper bearing, 18-an end cover, 19-an inner shell, 20-an outer shell, 21-a filling layer, 22-a locknut, 23-a second bolt, 24-a first bulge, 25-a second bulge, 26-a protective cover, 27-a baffle ring and 28-a sealing ring.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a durable automobile shock absorber ware, includes surge drum 1 and piston rod 2, be provided with first bulge loop 3 on surge drum 1's the lateral wall, 3 tops of first bulge loop are provided with

seal cover

4, 4 suits of seal cover are in 1 periphery of surge drum, 4 tops of seal cover are provided with down spring holder 5, the fixed cover of 2 peripheries of piston rod is equipped with connecting

seat

6, 6 periphery fixed cover of connecting seat is equipped with spring holder 7, be connected with air spring 8 between lower spring holder 5 and the

last spring holder

7, 2 tops of piston rod are provided with the step axle, the step axle extends to 6 tops of connecting seat, step axle periphery is connected with mounting panel 10 through plane bearing assembly 9, mounting panel 10 bottom is provided with protection casing subassembly 11.

1 top of damper cylinder is provided with protective sheath 12, protective sheath 12 suit is in 2 peripheries of piston rod, and protective sheath 12 can play the sealing effect to the gap of damper cylinder 1 with 2 junctions of piston rod, prevents the dust infiltration, also can play the buffering guard action simultaneously.

The outer side wall of the piston rod 2 is provided with a clamping ring 13, and the surface of the inner side wall of the connecting seat 6 is provided with a clamping groove corresponding to the clamping ring 13.

Plane bearing assembly 9 includes the casing, the casing includes outer casing 20 and interior casing 19, be provided with filling layer 21 between outer casing 20 and the interior casing 19, step axle periphery cover is equipped with bush 15, bush 15 periphery is from up overlapping in proper order down and is equipped with down bearing 16 and upper bearing 17, lower bearing 16 is located the 6 tops of connecting seat, the contact of upper bearing 17 periphery is provided with end cover 18, end cover 18 contacts with filling layer 21, the 18 bottom of end cover is provided with the spacing ring to inside shrink, the spacing ring is located upper bearing 17 bottom, interior casing 19 is located upper bearing 17 top.

The step shaft is sleeved with a locknut 22, the locknut 22 is positioned at the top end of an upper bearing 17, the periphery of a bush 15 is sequentially provided with a first bulge 24 and a second bulge 25 from bottom to top, the first bulge 24 is positioned at the top end of a lower bearing 16, the second bulge 25 is positioned at the bottom end of the upper bearing 17, when the step shaft is assembled, the lower bearing 16 is firstly sleeved on the step shaft, so that the lower bearing 16 is contacted with a connecting seat 6, the bush 15 is sleeved on the step shaft, so that the first bulge 24 on the bush 15 is abutted against the top end of the lower bearing 16, the upper bearing 17 is placed at the top end of an end cover 18 in advance, the upper bearing 17 and the end cover 18 are assembled with a shell together to form a bearing pre-assembly, the bearing pre-assembly is sleeved on the step shaft, so that the upper bearing 17 is abutted against the top end of the second bulge 25, and finally the locknut 22 is installed on the step shaft, the integral plane bearing assembly is limited and fixed by descending the locknut 22, and the shell is connected with the mounting plate 10 through the second bolt 23.

The mounting plate 10 is connected with an external frame through a plurality of first bolts 14, and the shell is fixedly connected to the bottom end of the mounting plate 10 through a plurality of second bolts 23.

The protective cover assembly 11 comprises a protective cover 26, the protective cover 26 is fixed at the bottom end of the mounting plate 10 and extends downwards to the upper spring seat 7, a stop ring 27 extending upwards to the spring seat 7 is arranged on the inner side wall of the protective cover 26, and the protective cover assembly 11 can play a certain protective role on the planar bearing assembly 9.

The sealing sleeve 4 is characterized in that a plurality of sealing rings 28 which are uniformly distributed are arranged on the surface of the inner side wall of the sealing sleeve 4, the sealing rings 28 are arranged in a manner of being abutted to the shock absorption cylinder 1, and the sealing performance of the contact position of the sealing sleeve 4 and the shock absorption cylinder 1 is improved by arranging a plurality of groups of sealing rings 28.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A durable automobile shock absorber ware, includes surge drum (1) and piston rod (2), its characterized in that: be provided with first bulge loop (3) on the lateral wall of damper cylinder (1), first bulge loop (3) top is provided with seal cover (4), seal cover (4) suit is in damper cylinder (1) periphery, seal cover (4) top is provided with down spring holder (5), the fixed cover of piston rod (2) periphery is equipped with connecting seat (6), the fixed cover in connecting seat (6) periphery is equipped with spring holder (7), be connected with air spring (8) down between spring holder (5) and last spring holder (7), piston rod (2) top is provided with the step axle, the step axle extends to connecting seat (6) top, step axle periphery is connected with mounting panel (10) through plane bearing assembly (9), mounting panel (10) bottom is provided with protection casing subassembly (11).

2. A durable vehicle shock absorber according to claim 1, wherein: a protective sleeve (12) is arranged at the top end of the shock absorption cylinder (1), and the protective sleeve (12) is sleeved on the periphery of the piston rod (2).

3. A durable vehicle shock absorber according to claim 1, wherein: the outer side wall of the piston rod (2) is provided with a clamping ring (13), and the surface of the inner side wall of the connecting seat (6) is provided with a clamping groove corresponding to the clamping ring (13).

4. A durable vehicle shock absorber according to claim 1, wherein: plane bearing subassembly (9) includes the casing, the casing includes shell body (20) and interior casing (19), be provided with between shell body (20) and interior casing (19) filling layer (21), step axle periphery cover is equipped with bush (15), bush (15) periphery is from up being equipped with down bearing (16) and upper bearing (17) from last in proper order cover down, bearing (16) are located connecting seat (6) top down, it is provided with end cover (18) to go up bearing (17) periphery contact, end cover (18) contact with filling layer (21), end cover (18) bottom is provided with the spacing ring to inside shrink, the spacing ring is located upper bearing (17) bottom, interior casing (19) are located upper bearing (17) top.

5. A durable vehicle shock absorber according to claim 4, wherein: step axle periphery cover is equipped with locknut (22), locknut (22) are located upper bearing (17) top, bush (15) periphery is from up having set gradually first bellying (24) and second bellying (25) down, first bellying (24) are located the top of lower bearing (16), second bellying (25) are located the bottom of upper bearing (17).

6. A durable vehicle shock absorber according to claim 5, wherein: the mounting panel (10) are connected with the external frame through a plurality of first bolts (14), and the casing is fixedly connected at the bottom end of the mounting panel (10) through a plurality of second bolts (23).

7. A durable vehicle shock absorber according to claim 1, wherein: the protection casing subassembly (11) are including protection casing (26), protection casing (26) are fixed in mounting panel (10) bottom to downwardly extending to upper spring seat (7) department, be provided with fender ring (27) that upwards spring seat (7) extend on the inside wall of protection casing (26).

8. A durable vehicle shock absorber according to claim 1, wherein: the damping cylinder is characterized in that a plurality of sealing rings (28) which are uniformly distributed are arranged on the surface of the inner side wall of the sealing sleeve (4), and the sealing rings (28) are arranged in a manner of being abutted to the damping cylinder (1).