CN214424980U

CN214424980U - Dustproof effectual automobile shock absorber ware

Info

Publication number: CN214424980U
Application number: CN202023154025.7U
Authority: CN
Inventors: 范志文; 武杰; 荀杰
Original assignee: Changzhou Deweisheng Auto Parts Co ltd
Current assignee: Changzhou Deweisheng Auto Parts Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-10-19
Anticipated expiration: 2030-12-24

Abstract

The utility model provides an automobile shock absorber ware that dustproof effect is good, including the bumper shock absorber body, install the piston post in the bumper shock absorber body, the piston rod is installed to piston post upper end, bumper shock absorber body upper end cover has the installation lid, the side of installation lid is fastened in bumper shock absorber body upper end through the screw, the installation lid upper surface is inlayed to the bumper shock absorber body indent, the installation lid upper surface is inlayed to the indent department, the installation seat is installed to installation lid upper surface, the installation seat has opened first mounting hole, second mounting hole and third mounting hole from top to bottom in proper order, install a plurality of groups of dust removal brushes on the first mounting hole lateral wall, the dust removal brush rolls on the piston rod side, install the rubber circle in the first mounting hole, the piston rod passes installation lid, rubber circle and dust removal brush and stretches out and draws back above the bumper shock absorber body; the device is provided with the concave embedded installation cover, so that dust entering at the cover body part is reduced, and the dust removal brush is installed at the telescopic part of the piston rod, so that the problem that dust generated by static electricity is easily brought into the damper body when the piston rod is telescopic, pollutes and blocks a piston assembly is solved.

Description

Dustproof effectual automobile shock absorber ware

Technical Field

The utility model belongs to the technical field of automobile shock absorber ware, concretely relates to dustproof effectual automobile shock absorber ware.

Background

The term "shock absorber" is a general term used in the automotive chassis industry, and an automotive shock absorber is actually a vibration damper, and the shock absorber is not only used in a suspension in an automobile, but also used in other positions, such as a cab, a saddle, a steering wheel and the like, and can be used as a buffer on a vehicle bumper; automobile shock absorber ware usually can overlap the dust cover in the bumper shock absorber outside, mainly play dustproof, waterproof effect, though the dust that can simply prevent the bumper shock absorber side of the body, but the piston rod of bumper shock absorber receives the friction static influence when flexible, can adsorb partial dust, current bumper shock absorber can not solve dustproof to piston rod side dust, lead to inside the dust passes through piston hole and piston rod entering bumper shock absorber, pollute hydraulic oil, block up the oil blanket, cause the bumper shock absorber to be difficult to clear up and maintain, life shortens.

Patent application No. CN201721851983.5, the contents of which are: the utility model discloses a dustproof shock absorber, which comprises an upper seat and a lower seat; an action rod, a damper and a spring are respectively arranged between the upper seat and the lower seat; the action rod is mounted with the damper; the lower part of the upper seat is integrally provided with a dustproof sleeve seat; two sides of the bottom of the dustproof sleeve seat are fixedly provided with outer dustproof sleeves; the lower end part of the outer dustproof sleeve extends downwards to the transition section of the spring along the damping axial direction; the bottom surface of the dustproof sleeve seat is provided with a dustproof inner sleeve; one side of the damper, which is close to the upper seat, is integrally manufactured with a damper cylinder extension section; the extension section of the damping cylinder is movably nested in the dustproof inner sleeve; the dustproof shock absorber of the utility model avoids the influence on the normal operation of the shock absorber caused by the impurities entering the shock absorber by the matching use of the outer dustproof sleeve and the inner dustproof sleeve; and the lower end part of the outer dustproof sleeve extends to the transition section of the spring, so that the spring can play a role in limiting and correcting when being subjected to larger pressure, and the deformation caused by overlarge deformation of the spring is prevented.

Above-mentioned patent sets up and sets up the dust cover to the bumper shock absorber, and extends to the changeover portion of spring with the dust cover, increases dustproof and plays spacing and corrective effect to the spring simultaneously, but the dust cover can only prevent most external dust, can't avoid the flexible dust that produces electrostatic absorption of piston rod.

Disclosure of Invention

The utility model discloses to the problem that above-mentioned background art provided, provide following technical scheme:

an automobile shock absorber with good dustproof effect comprises a shock absorber body, a piston column is arranged in the shock absorber body, the upper end of the piston column is provided with a piston rod, the upper end of the shock absorber body is covered with an installation cover, the side surface of the installation cover is fastened at the upper end of the shock absorber body through a screw, the upper surface of the mounting cover is embedded inwards towards the shock absorber body, a mounting seat is arranged at the concave embedding position of the upper surface of the mounting cover, the mounting seat is provided with a first mounting hole, a second mounting hole and a third mounting hole from top to bottom in sequence, the diameters of the first mounting hole, the second mounting hole and the third mounting hole are sequentially increased, a plurality of groups of dust removing brushes are arranged on the side wall of the first mounting hole, the dust removing brush rolls on the side face of the piston rod, the rubber ring is installed in the first installation hole, and the piston rod penetrates through the installation cover, the rubber ring and the dust removing brush to stretch out and draw back above the shock absorber body.

Preferably, the plurality of groups the dust removal brush includes fixed column, pivot and two brush hair rollers, first mounting hole lateral wall is evenly opened has a plurality of fixed orificess, fixed column one end is inserted and is fixed through the bolt in the fixed orifices, fixed column other end both sides are provided with the groove of stepping down, two the brush hair roller is through pivot movable mounting in the groove department of stepping down of fixed column both sides, brush hair roller side contact piston rod.

Preferably, the inner ring of the rubber ring is provided with a plurality of rings of tooth protrusions, the cross sections of the tooth protrusions are of triangular structures, and the triangular tip portions of the tooth protrusions are in contact with the side face of the piston rod.

Preferably, a cleaning ring is installed in the second installation hole, a cleaning brush is installed on the inner side edge above the cleaning ring in a matched mode with the brush hair roller, and the cleaning brush is in surface contact with the plurality of brush hair rollers.

Preferably, the side wall of the concave embedding part of the mounting cover is provided with an internal thread, the outer side of the mounting seat is provided with an external thread, and the mounting seat is fixed at the concave embedding part of the mounting cover through a thread.

Preferably, the mounting cover is provided with a sealing ring at the position of the piston column extending hole.

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

1. the device covers the end cover of the shock absorber on the outer side of the shock absorber in a cover body mode, then fixes the end cover of the shock absorber through bolts, and sets the upper part of the mounting cover into an embedded structure, so that dust can be prevented from entering the connecting part of the mounting cover when the shock absorber is used;

2. the device is characterized in that a dust removing brush is arranged at the embedded position of the mounting cover through a mounting seat, the dust removing brush rolls through the extension and retraction of the piston rod, dust adhered to the side surface of the piston rod is stained and removed, dust caused by static electricity generated by piston rod movement is reduced, and dust is prevented from entering the interior of the shock absorber through the piston rod to pollute hydraulic oil and block an oil seal;

3. the cleaning ring and the cleaning brush are arranged in the second mounting hole of the device, so that dust adhered to the brush roller is brushed off, and the dust is stored through the gap in the first mounting hole, so that the device is convenient to disassemble and clean;

4. this device has the protruding rubber circle of a plurality of teeth in the installation of third mounting hole, both is that the static and the surplus dust on cleaing away the piston rod, also keeps apart the dust that first mounting hole was stored simultaneously, can store the dust in every tooth relief groove, and the rubber circle of rubber material can the adhesion dust, avoids static, guarantees in the dust is difficult to get into the bumper shock absorber.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

FIG. 2 is a partial enlarged view of an embodiment of the present invention;

FIG. 3 is a schematic structural view of a dust removing brush according to an embodiment of the present invention;

fig. 4 is a bottom cross-sectional view of a mounting base in an embodiment of the invention;

the embodiment of the utility model provides a mainly contain following element symbol:

the shock absorber comprises a shock absorber body-1, a piston column-101, a piston rod-102, an installation cover-2, a sealing ring-201, an installation seat-3, a first installation hole-301, a dust removing brush-302, a fixed column-303, an abdicating groove-304, a rotating shaft-305, a brush hair roller-306, a second installation hole-310, a cleaning ring-311, a cleaning brush-312, a third installation hole-320, a rubber ring-321, a tooth bulge-322, a fixed hole-330 and a bolt-331.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1 to 4, an automobile shock absorber with good dustproof effect comprises a shock absorber body 1, a piston column 101 is installed in the shock absorber body 1, a piston rod 102 is installed at the upper end of the piston column 101, an installation cover 2 is covered on the shock absorber body 1, the side surface of the installation cover 2 is fastened at the upper end of the shock absorber body 1 through screws, the upper surface of the installation cover 2 is embedded in the shock absorber body 1 in a concave manner, an installation seat 3 is installed at the concave embedded position of the upper surface of the installation cover 2, the installation seat 3 is sequentially provided with a first installation hole 301, a second installation hole 310 and a third installation hole 320 from top to bottom, the apertures of the first installation hole 301, the second installation hole 310 and the third installation hole 320 are sequentially increased, a plurality of groups of dust removing brushes 302 are installed on the side wall of the first installation hole 301, the dust removing brushes 302 roll on the side surface of the piston rod 102, a rubber ring 321 is installed in the first installation hole 301, the piston rod 102 extends and retracts above the damper body 1 through the mounting cover 2, the rubber ring 321 and the dust removing brush 302.

This device covers the bumper shock absorber end cover in the bumper shock absorber outside with the lid mode, and rethread bolt fastening to 2 tops of lid will be installed and set to embedded structure, make the bumper shock absorber when using, can avoid the dust to get into from the installation lid 2 junctions.

The dust removal brush 302 comprises a fixed column 303, a rotating shaft 305 and two brush hair rollers 306, a plurality of fixing holes 330 are uniformly formed in the side wall of the first mounting hole 301, one end of the fixed column 303 is inserted into the fixing holes 330 and fixed through a bolt 331, abdicating grooves 304 are formed in two sides of the other end of the fixed column 303, the brush hair rollers 306 are movably mounted in the abdicating grooves 304 on two sides of the fixed column 303 through the rotating shaft 305, and the side surfaces of the brush hair rollers 306 are in contact with the piston rod 102.

This device is in the embedded department of installation lid 2 through mount pad 3 installation dust removal brush 302, and dust removal brush 302 rolls through the flexible of piston rod 102, is stained with the dust that removes the adhesion of piston rod 102 side, reduces piston rod 102 and is piston motion production static brought dust, avoids the dust to get into the inside hydraulic oil of polluting of bumper shock absorber, block up the oil blanket through piston rod 102.

Rubber circle 321 inner circle is provided with a plurality of circles of tooth protruding 322, and is a plurality of the cross-section of tooth protruding 322 is the triangle-shaped structure, and is a plurality of the triangle-shaped point portion contact piston rod 102 side of tooth protruding 322, and the installation has the rubber circle 321 of a plurality of tooth protruding 322 in third mounting hole 320, is the static and the remaining dust of clearing away on the piston rod 102, also keeps apart the dust that first mounting hole 301 stored simultaneously, can store the dust in every tooth protruding 322 recess, and rubber material's rubber circle 321 can the adhesion dust, avoids static, guarantees that the dust is difficult to get into in the bumper shock absorber.

Install in the second mounting hole 310 and clear up ring 311, clear up ring 311 top inboard border cooperation brush roller 306 and install cleaning brush 312, cleaning brush 312 and a plurality of brush roller 306 surface contact install in second mounting hole 310 and clear up ring 311 and cleaning brush 312 for the dust of adhesion on the brush roller 306 is brushed off, and stores the dust through the clearance in the first mounting hole 301, conveniently dismantles the clearance.

The side wall of the concave embedded part of the mounting cover 2 is provided with internal threads, the outer side of the mounting base 3 is provided with external threads, and the mounting base 3 is fixed at the concave embedded part of the mounting cover 2 in a threaded manner; the mounting cover 2 is provided with a sealing ring 201 at the position of the extending hole of the piston column 101.

Directly screwing out mount pad 3 during the clearance of this device, extracting can take out dust removal brush 302 after bolt 331, drive ring 311 and rubber circle 321, can be respectively to dust removal brush 302, drive ring 311 and rubber circle 321 and wash the back of drying, install on installation lid 2 after reassembling again, easy operation, it is convenient to dismantle, increases the value of utilization, reduces and scraps the cost.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a dustproof effectual automobile shock absorber ware, includes bumper shock absorber body (1), install piston post (101) in bumper shock absorber body (1), piston rod (102), its characterized in that are installed to piston post (101) upper end: shock absorber body (1) upper end cover has installation lid (2), installation lid (2) side is through screw fastening in shock absorber body (1) upper end, installation lid (2) upper surface inlays to shock absorber body (1) indent, installation lid (2) upper surface is concave to inlay the department and installs mount pad (3), mount pad (3) are from last to opening in proper order down first mounting hole (301), second mounting hole (310) and third mounting hole (320), the aperture of first mounting hole (301), second mounting hole (310) and third mounting hole (320) increases in proper order, install a plurality of groups dust removal brush (302) on first mounting hole (301) lateral wall, dust removal brush (302) rolls in piston rod (102) side, install rubber circle (321) in first mounting hole (301), piston rod (102) pass installation lid (2), The rubber ring (321) and the dust removing brush (302) are stretched above the shock absorber body (1).

2. The shock absorber for an automobile according to claim 1, wherein: a plurality of groups dust removal brush (302) are including fixed column (303), pivot (305) and two brush hair rollers (306), first mounting hole (301) lateral wall is evenly opened has a plurality of fixed orificess (330), fixed column (303) one end is inserted and is fixed through bolt (331) in fixed orificess (330), fixed column (303) other end both sides are provided with groove of stepping down (304), two brush hair rollers (306) are located at groove of stepping down (304) of fixed column (303) both sides through pivot (305) movable mounting, brush hair rollers (306) side contact piston rod (102).

3. The shock absorber for an automobile according to claim 2, wherein: the rubber ring (321) is characterized in that a plurality of ring of tooth protrusions (322) are arranged on the inner ring of the rubber ring (321), the cross sections of the tooth protrusions (322) are of triangular structures, and the triangular tip portions of the tooth protrusions (322) are in contact with the side face of the piston rod (102).

4. The shock absorber for vehicle as claimed in claim 3, wherein: install clearance ring (311) in second mounting hole (310), clearance brush (312) are installed to clearance ring (311) top inboard border cooperation brush hair roller (306), clearance brush (312) and a plurality of brush hair roller (306) surface contact.

5. The shock absorber for vehicle as claimed in claim 4, wherein: the side wall of the concave embedded part of the mounting cover (2) is provided with an internal thread, the outer side of the mounting seat (3) is provided with an external thread, and the mounting seat (3) is fixed at the concave embedded part of the mounting cover (2) through the thread.

6. The shock absorber for vehicle as claimed in claim 5, wherein: and the mounting cover (2) is provided with a sealing ring (201) at the position of the extending hole of the piston column (101).