CN211202721U

CN211202721U - Automobile shock absorber ware that possesses high wear-resisting effect

Info

Publication number: CN211202721U
Application number: CN201922201984.0U
Authority: CN
Inventors: 邵光华; 姜其航
Original assignee: Shanghai Yefengxing Technology Co ltd
Current assignee: Shanghai Yefengxing Technology Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-08-07
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses an automobile shock absorber ware that possesses high wear-resisting effect especially relates to automobile shock absorber ware technical field, including inner cylinder and outer jar, outer jar sliding connection is fixed with first piston rod in the middle of the outside upside of inner cylinder, the inside top of outer jar, and inside first piston rod lower extreme extended to the inner cylinder, first piston rod lower extreme met first piston mutually. When the inner cylinder slides into the outer cylinder to enable the first piston rod to slide into the inner cylinder, the second piston rod can slide into the central cavity of the first piston rod, and the third spring is pushed to be compressed through the second spring and hydraulic oil, so that the shock absorption performance of the automobile shock absorber can be improved; when the inner cylinder slides into the outer cylinder, along with the ball rolls with the rubber strip in the guide way, can avoid inner cylinder and outer cylinder direct contact to produce wearing and tearing when, can also make more smooth and easy in the inner cylinder slides into the outer cylinder to prevent that wearing and tearing from appearing with the outer cylinder in the inner cylinder, solved current automobile shock absorber ware shock attenuation effect poor excessively and inner cylinder and outer cylinder friction produce the problem of wearing and tearing.

Description

Automobile shock absorber ware that possesses high wear-resisting effect

Technical Field

The utility model relates to an automobile shock absorber ware technical field especially relates to an automobile shock absorber ware that possesses high wear-resisting effect.

Background

In order to quickly attenuate the vibration of the frame and the automobile body and improve the running smoothness and comfort of the automobile, a shock absorber is generally arranged on an automobile suspension system, and the shock absorber is arranged on the automobile, so that the comfort of the automobile is greatly improved, the abrasion degree of the automobile is reduced, and the service life of the automobile is prolonged. Traditional automobile shock absorber ware, when the car produced vibrations, inside along with the inner casing slips into the outer jar, the shock attenuation effect that adopts single spring and single tube hydraulic cushion is too poor, leads to not reaching user's demand, and inside along with the inner casing slips into the outer jar moreover, and make inner casing and outer jar friction produce wearing and tearing to influence automobile shock absorber ware's life.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide an automobile shock absorber ware that possesses high wear-resisting effect, solved current automobile shock absorber ware shock attenuation effect poor and the problem that inner cylinder and outer cylinder friction produced wearing and tearing.

The technical scheme that the technical problem was adopted is that an automobile shock absorber ware that possesses high wear-resisting effect, including inner cylinder and outer cylinder, outer cylinder sliding connection be in the outside upside of inner cylinder, be fixed with first piston rod in the middle of the inside top of outer cylinder, first piston rod lower extreme extends to inside the inner cylinder, first piston rod lower extreme has connect first piston mutually, first piston with inner cylinder sliding connection, be equipped with central chamber in the middle of the first piston rod is inside, central chamber lower extreme link up first piston, both ends upside all opens the second inner chamber that is L style of calligraphy structure about the central intracavity wall, be fixed with the second piston rod in the middle of the inside bottom of inner cylinder, second piston rod upper end extends to the inside second piston that has connect mutually of central chamber, the second piston with central chamber sliding connection, the inside top of central chamber has connected the second spring mutually, the second spring lower extreme with the second piston meets, every the inside bottom of second inner chamber has connect the third spring, the third spring upper end all is provided with the third piston, the ball is connected with the inside roll groove outer wall of the roll groove, every roll groove, the equal roll groove is connected with the equal roll groove inner wall, the equal roll groove of the equal roll groove is connected with every rubber bar outside the groove, the equal roll groove is connected with the roll groove.

The utility model discloses in the preferred technical scheme, both ends downside all opens the first inner chamber that is L style of calligraphy structure about the inner casing is inside, the inside top outside of outer casing has connect first spring, first spring lower extreme with the inner casing contacts, the inner casing with the inside hydraulic oil that all is equipped with of first inner chamber.

The utility model discloses in the preferred technical scheme, the centre bore with the inside hydraulic oil that all is equipped with of second inner chamber.

The utility model discloses in the preferred technical scheme, the guide way upper end is the open end, the guide way lower extreme is the blind end, the guide way is the arc.

The utility model discloses in the preferred technical scheme, every group the quantity of roll groove with arrange with the quantity of guide way with arrange the one-to-one.

The utility model discloses in the preferred technical scheme, every group the roll groove all has six at least, every group the equal perpendicular evenly distributed in roll groove.

Compared with the prior art, the utility model discloses the beneficial effect who realizes: according to the automobile shock absorber with the high wear-resisting effect, when the inner cylinder slides into the outer cylinder and the first piston rod slides into the inner cylinder, the second piston rod can slide into the central cavity of the first piston rod, and the third spring is pushed to be compressed through the second spring and hydraulic oil, so that the shock absorption performance of the automobile shock absorber can be improved; when the inner cylinder slides into the outer cylinder, the balls roll with the rubber strips in the guide grooves, so that the inner cylinder can slide into the outer cylinder more smoothly while being prevented from being worn due to direct contact of the inner cylinder and the outer cylinder, and the inner cylinder and the outer cylinder are prevented from being worn.

Drawings

FIG. 1 is a general schematic view of the present invention;

FIG. 2 is an enlarged view of a portion A of the inner cylinder of FIG. 1;

fig. 3 is a schematic top view of the inner cylinder of the present invention.

In the figure: 1-inner cylinder, 2-outer cylinder, 3-first spring, 4-ball, 5-first piston rod, 6-first piston, 7-central cavity, 8-second inner cavity, 9-second spring, 10-second piston rod, 11-second piston, 12-third spring, 13-third piston, 14-first inner cavity, 15-guide groove, 16-rubber strip and 17-rolling groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-3, the utility model provides a technical scheme, a car bumper shock absorber that possesses high wear-resisting effect, including interior cylinder 1 and outer cylinder 2, outer cylinder 2 sliding connection is in the outside upside of interior cylinder 1, be fixed with first piston rod 5 in the middle of the inside top of outer cylinder 2, the lower extreme of first piston rod 5 extends to inside the interior cylinder 1, first piston rod 5 lower extreme is met first piston 6, first piston 6 with interior cylinder 1 sliding connection, be equipped with central chamber 7 in the middle of the inside of first piston rod 5, central chamber 7 lower extreme link up first piston 6, the upper side of both ends all opens the second inner chamber 8 that is L style of calligraphy structure about the inner wall of central chamber 7, be fixed with second piston rod 10 in the middle of the inside bottom of interior cylinder 1, the upper end of second piston rod 10 extends to the inside of central chamber 7 is met second piston 11, second piston 11 with central chamber 7 sliding connection, the inside top of central chamber 7 is met second spring 9, the second spring 9 lower extreme with the second piston rod 11 with the inside of second piston rod 7 is connected with the second piston rod 7 is equipped with the inner chamber 13, the inner chamber 8 of second piston rod can all push into the inner chamber 8 and the inner chamber of the inner cylinder 2 and the inner chamber of the inner cylinder, thereby the hydraulic oil of the hydraulic oil.

The difference between the embodiment and the embodiment is that the outer wall of the inner cylinder 1 is annularly and uniformly provided with at least six guide grooves 15, the bottom of each guide groove 15 is embedded with a rubber strip 16, the inner wall of the outer cylinder 2 is annularly and uniformly provided with at least six groups of rolling grooves 17, each rolling groove 17 is internally and uniformly connected with a ball 4 in a rolling manner, the ball 4 is inserted into the guide groove 15 and is in rolling connection with the rubber strip 16, the upper end of the guide groove 15 is an open end, the lower end of the guide groove 15 is a closed end, the guide groove 15 is arc-shaped, the number and arrangement of the rolling grooves 17 in each group correspond to the number and arrangement of the guide grooves 15 one by one, each group of the rolling grooves 17 has at least six, each group of the rolling grooves 17 is vertically and uniformly distributed, when the inner cylinder 1 slides into the outer cylinder 2, the rolling grooves 4 roll with the rubber strips 16 in the guide groove 15, when can avoid interior jar 1 and outer jar 2 direct contact to produce wearing and tearing, can also make interior jar 1 slide into more smoothly in outer jar 2 to prevent that wearing and tearing from appearing in interior jar 1 and outer jar 2.

As preferred, both ends downside all opened about 1 inside of inner cylinder has been the first inner chamber 14 that is L style of calligraphy structure, the inside top outside of outer jar 2 has connect first spring 3 mutually, first spring 3 lower extreme with inner cylinder 1 contacts, inner cylinder 1 with the inside hydraulic oil that all is equipped with of first inner chamber 14, when first piston rod 5 slided in inner cylinder 1, can drive first piston 6 and slide toward inner cylinder 1, and inner cylinder 1 is extruding first spring 3 simultaneously and is compressing, and first piston 6 can push hydraulic oil and play the hydraulic cushion in first inner chamber 14 in addition to play automobile shock absorber's effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automobile shock absorber ware that possesses high wear-resisting effect, includes inner cylinder and outer cylinder, its characterized in that:

the outer cylinder is connected to the upper side of the outer portion of the inner cylinder in a sliding mode, a first piston rod is fixed to the middle of the top end of the inner portion of the outer cylinder, the lower end of the first piston rod extends into the inner portion of the inner cylinder, a first piston is connected to the lower end of the first piston rod in a sliding mode, a central cavity is formed in the middle of the inner portion of the first piston rod, the lower end of the central cavity penetrates through the first piston, a second inner cavity in an L-shaped structure is formed in the upper side of the left end and the right end of the inner wall of the central cavity, a second piston rod is fixed to the middle of the bottom end of the inner portion of the inner cylinder in a sliding mode, the upper end of the second piston rod extends into the central cavity and is connected with a second piston, a second spring is connected to the top end of the inner portion of the central cavity in a sliding mode, the lower end of the second spring is connected with the second piston, a third spring is connected to the bottom end of the inner portion of the second inner cavity in a uniform mode, a third piston is arranged on the upper end of the third spring in a scarf joint, the third piston is connected with a rubber roll bar, the outer cylinder is uniformly inserted into at least six guide grooves, and at least six roll rubber bars are arranged in the outer cylinder.

2. The automobile shock absorber with high wear resistance as claimed in claim 1, wherein the lower sides of the left and right ends of the inside of the inner cylinder are both provided with first inner cavities in an L-shaped structure, the outer side of the top end of the inside of the outer cylinder is connected with a first spring, the lower end of the first spring is in contact with the inner cylinder, and the inside of the inner cylinder and the inside of the first inner cavity are both provided with hydraulic oil.

3. The automobile shock absorber with high wear resistance as claimed in claim 1, wherein: and hydraulic oil is filled in the central cavity and the second inner cavity.

4. The automobile shock absorber with high wear resistance as claimed in claim 1, wherein: the guide way upper end is the open end, the guide way lower extreme is the blind end, the guide way is the arc.

5. The automobile shock absorber with high wear resistance as claimed in claim 1, wherein: the number and the arrangement of the rolling grooves in each group correspond to those of the guide grooves one to one.

6. The automobile shock absorber with high wear resistance as claimed in claim 1, wherein: each group of rolling grooves is provided with at least six rolling grooves, and the rolling grooves in each group are vertically and uniformly distributed.