CN212717774U

CN212717774U - Shock absorber convenient to install and detach

Info

Publication number: CN212717774U
Application number: CN202021613458.1U
Authority: CN
Inventors: 路琳
Original assignee: Wuxi Hengfa Shock Absorber Co ltd
Current assignee: Wuxi Hengfa Shock Absorber Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-03-16
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses a shock absorber convenient to install and dismantle, including the mount pad, the top activity of mount pad is equipped with the protection casing, the top of mount pad is located the protection casing internal fixation and is equipped with lower connecting seat, the top of lower connecting seat is fixed and is equipped with the cylinder, the top slip of cylinder is inserted and is equipped with the piston rod, the top activity of piston rod is equipped with the upper junction seat, the top of upper junction seat is fixed and is inserted and be equipped with the threaded sleeve, and the top screw thread of piston rod rotates and inserts and establish in the threaded sleeve, the cylinder is equipped with damping spring with the outer lane activity cover of piston rod, damping spring's one end and the top swing joint of lower connecting seat, the; the utility model discloses utilize detachable protection casing and damping spring, the convenience is overhauld the inside of bumper shock absorber to can change damping spring, make damping spring's elasticity keep the most good state always, thereby make the bumper shock absorber reach best result of use.

Description

Shock absorber convenient to install and detach

Technical Field

The utility model relates to a shock attenuation equipment technical field specifically is a bumper shock absorber convenient to installation is dismantled.

Background

The shock absorber is used for inhibiting the shock and the impact from the road surface when the spring absorbs the shock of bounce-back, and is widely used for automobiles, for the damping of acceleration frame and automobile body vibration, in order to improve the ride comfort of automobiles, in the long-time use process, some damage can appear inside the shock absorber, especially damping spring is in long-time tensile process, elasticity can reduce to some extent, most of the existing shock absorbers are integrally designed, can't dismantle, can only change whole shock absorbers, for this we propose a shock absorber convenient to install and dismantle and be used for solving the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bumper shock absorber convenient to installation is dismantled to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bumper shock absorber convenient to installation is dismantled, includes the mount pad, the top activity of mount pad is equipped with the protection casing, the top of mount pad is located the protection casing internal fixation and is equipped with down the connecting seat, the fixed cylinder that is equipped with in top of connecting seat down, the top slip of cylinder is inserted and is equipped with the piston rod, the top activity of piston rod is equipped with the connecting seat, the top of going up the connecting seat is fixed to be inserted and is equipped with threaded sleeve, and the top screw thread of piston rod rotates and inserts and establish in threaded sleeve, the cylinder is equipped with damping spring with the outer lane movable sleeve of piston rod, damping spring's one end and the top swing joint of lower connecting seat, the other end and.

As a preferred technical scheme of the utility model, the top of connecting seat is equipped with the standing groove that uses with damping spring's tip cooperation with the bottom of last connecting seat down, the standing groove internal fixation is equipped with fixed frame, fixed being equipped with the rubber layer on the inner wall that fixed frame is close to cylinder one side, fixed being equipped with extension spring of symmetry on the inner wall that rubber layer one side was kept away from to fixed frame, extension spring keeps away from the fixed mounting plate that is equipped with of one end of fixed frame, the fixed pull rod that is equipped with in one side middle part on the rubber layer of keeping away from of mounting plate, and the pull rod slides and extends one side of connecting seat and.

As a preferred technical scheme of the utility model, the fixed slot that is equipped with in top of mount pad, and the bottom activity of protection casing is inserted and is established in the slot, the fixed guide bar that is equipped with of bottom symmetry of protection casing, be equipped with the guide way that uses with the guide bar cooperation on the mount pad at slot top, the top of mount pad is located the below screw rotation of guide way and is inserted and is equipped with the screw rod, the bottom of protection casing is equipped with the screw hole that uses with the screw rod cooperation.

As an optimized technical scheme of the utility model, threaded sleeve's top and the bottom of mount pad are all fixed and are equipped with the go-between.

As an optimized technical scheme of the utility model, threaded sleeve's length is greater than the distance that the piston rod moved down.

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

1. through setting up the mount pad, the convenience is convenient to the installation and the dismantlement of protective housing, is convenient for overhaul the bumper shock absorber inside.

2. Set up standing groove and fixed frame on last connecting seat and the lower connecting seat, the convenience is fixed and is dismantled the damping spring both ends to go up connecting seat and threaded sleeve fixed connection, conveniently go up the connecting seat and dismantle from the piston rod top, thereby make damping spring take out from the bumper shock absorber and change.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the connection structure between the protective cover and the mounting base;

FIG. 4 is a schematic view of the structure of the upper and lower connecting seats of the present invention;

figure 5 is the internal structure schematic diagram of the middle fixing frame of the utility model.

In the figure: 1. a mounting seat; 11. a slot; 12. a guide groove; 13. a screw; 2. a protective cover; 21. a guide bar; 22. a threaded hole; 3. a lower connecting seat; 4. a cylinder barrel; 5. a piston rod; 6. an upper connecting seat; 7. a threaded sleeve; 8. a damping spring; 81. a placement groove; 82. a fixing frame; 83. a rubber layer; 84. an extension spring; 85. a fastening plate; 86. a pull rod; 9. and (7) connecting rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-5, the present invention provides a technical solution: a shock absorber convenient to mount and dismount comprises a mounting seat 1, a protective cover 2 is movably arranged at the top of the mounting seat 1, the protective cover 2 can protect the shock absorber, a lower connecting seat 3 is fixedly arranged at the top of the mounting seat 1 in the protective cover 2, a cylinder barrel 4 is fixedly arranged at the top of the lower connecting seat 3, a piston rod 5 is slidably inserted at the top of the cylinder barrel 4, the piston rod 5 can move up and down in the cylinder barrel 4 to inhibit vibration and impact from the road surface when a spring absorbs the shock and rebounds, an upper connecting seat 6 is movably arranged at the top end of the piston rod 5, a threaded sleeve 7 is fixedly inserted at the top end of the upper connecting seat 6, a thread at the top end of the piston rod 5 is rotatably inserted in the threaded sleeve 7, the upper connecting seat 6 can be conveniently dismounted through the threaded sleeve 7, a shock absorbing spring 8 is movably sleeved on the outer rings of the cylinder barrel, damping spring 8's one end and the top swing joint of lower connecting seat 3, the other end and the bottom swing joint of last connecting seat 6, damping spring 8 and last connecting seat 6 and the activity of lower connecting seat 3 set up, the convenient dismouting to damping spring 8.

The top of the lower connecting seat 3 and the bottom of the upper connecting seat 6 are provided with a placing groove 81 matched with the end part of the damping spring 8 for use, a fixing frame 82 is fixedly arranged in the placing groove 81, a rubber layer 83 is fixedly arranged on the inner wall of one side of the fixing frame 82 close to the cylinder 4, an extension spring 84 is symmetrically and fixedly arranged on the inner wall of one side of the fixing frame 82 far away from the rubber layer 83, one end of the extension spring 84 far away from the fixing frame 82 is fixedly provided with a fastening plate 85, the middle part of one side of the fastening plate 85 far away from the rubber layer 83 is fixedly provided with a pull rod 86, the pull rod 86 extends out of one side of the lower connecting seat 3 and the upper connecting seat 6 in a sliding manner, the end part of the damping spring 8 is placed in the placing groove 81, the damping spring 8 is rotated and pulls the pull rod 86, so that the end part of the damping spring 8 is rotated into the, when the damping spring 8 expands and contracts back and forth after absorbing shock, the end of the damping spring 8 can be elastically fastened in the fixed frame 82 through the extension spring 84 and the rubber layer 83, and when the damping spring 8 needs to be taken out, the pull rod 86 can be pulled outwards, so that the end of the damping spring 8 can be rotated out of the fixed frame 82.

The top of the mounting seat 1 is fixedly provided with a slot 11, the bottom end of the protective cover 2 is movably inserted in the slot 11, the bottom end of the protective cover 2 is symmetrically and fixedly provided with a guide rod 21, the mounting seat 1 at the top of the slot 11 is provided with a guide groove 12 matched with the guide rod 21 for use, the top end of the mounting seat 1 is positioned below the guide groove 12 and is in threaded rotation and inserted with a screw rod 13, the bottom end of the protective cover 2 is provided with a threaded hole 22 matched with the screw rod 13 for use, the bottom end of the protective cover 2 is inserted in the slot 11, and the protective cover 2 is rotated to enable the guide rod 21 to be, so that the threaded hole 22 at the bottom end of the protective cover 2 is aligned with the position of the screw 13, the screw 13 is rotated into the threaded hole 22 and fixed in the mounting seat 1 through the protective cover 2, therefore, the protective cover 2 is fixed, and when the protective cover 2 needs to be removed, the screw 13 is rotated in the opposite direction.

The top of the threaded sleeve 7 and the bottom of the mounting seat 1 are both fixedly provided with a connecting ring 9, and the connecting ring 9 is used for connecting a shock absorber and fixing the shock absorber on a vehicle.

The length of threaded sleeve 7 is greater than the distance that piston rod 5 moved down, and when piston rod 5 was moving down, threaded sleeve 7 made the go-between 9 can not touch protection casing 2 owing to length is greater than the distance that piston rod 5 moved down to can not lead to the junction mutual extrusion of protection casing 2 and bumper shock absorber and vehicle, avoid causing the damage to protection casing 2.

The working principle is as follows: when the utility model is used and the damper needs to be overhauled, the screw 13 is rotated to separate the screw 13 from the mounting seat 1, the protective cover 2 can be taken out from the slot 11, thereby the damper is convenient to be overhauled, the pull rod 86 at the bottom of the upper connecting seat 6 is pulled, the threaded sleeve 7 is rotated, the upper connecting seat 6 rotates along with the threaded sleeve 7, when the end part of the damping spring 8 is separated from the fixed frame 82, the upper connecting seat 6 also rotates out from the top end thread of the piston rod 5, at the moment, the pull rod 86 on the lower connecting seat 3 is pulled out, the damping spring 8 is rotated to lead the other end of the damping spring 8 to rotate out from the fixed frame 82 on the lower connecting seat 3, thereby the damping spring 8 can be taken out, the damping spring 8 is convenient to be replaced, when the maintenance and the replacement are finished, the damping spring 8 is sleeved on the cylinder 4, one end of the damping spring 8 is placed in, the damping spring 8 is rotated and the pull rod 86 is pulled, so that the end part of the damping spring 8 is rotated into the fixed frame 82, the pull rod 86 is loosened, the pull rod 86 rebounds through the extension spring 84, the extension spring 84 pushes the fastening plate 85 to extrude and fix the end part of the damping spring 8, when the damping spring 8 stretches back and forth after absorbing vibration, the end part of the damping spring 8 can be elastically fastened in the fixed frame 82 through the extension spring 84 and the rubber layer 83, the threaded sleeve 7 is screwed and sleeved on the top end of the piston rod 5, the upper connecting seat 6 rotates along with the threaded sleeve 7, when the placing groove 81 at the bottom of the upper connecting seat 6 rotates to the other end of the damping spring 8, the pull rod 86 is pulled, so that the end part of the damping spring 8 rotates into the fixed frame 82, at the moment, the threaded sleeve 7 is fixed at the top end of the piston rod 5, the pull rod 86, thereby realize the fixed to damping spring 8, insert the bottom of protection casing 2 in slot 11 to rotating protection casing 2 and making guide bar 21 place at guide way 12, thereby make the screw hole 22 of protection casing 2 bottom align with the position of screw rod 13, rotatory screw rod 13 makes screw rod 13 rotate into in the screw hole 22, and pass protection casing 2 and fix inside mount pad 1, thereby fix protection casing 2.

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. The utility model provides a bumper shock absorber convenient to installation is dismantled, includes mount pad (1), its characterized in that: the top activity of mount pad (1) is equipped with protection casing (2), the top of mount pad (1) is located protection casing (2) internal fixation and is equipped with down connecting seat (3), the fixed cylinder (4) that is equipped with in top of connecting seat (3) down, the top of cylinder (4) is slided and is inserted and is equipped with piston rod (5), the top activity of piston rod (5) is equipped with connecting seat (6), the top of going up connecting seat (6) is fixed to be inserted and is equipped with threaded sleeve (7), and the top screw thread of piston rod (5) rotates and inserts and establish in threaded sleeve (7), the outer lane movable sleeve of cylinder (4) and piston rod (5) is equipped with damping spring (8), the one end of damping spring (8) and the top swing joint of connecting seat (3) down, the other end and the bottom swing joint of last connecting seat (6).

2. The shock absorber convenient to mount and dismount as claimed in claim 1, wherein: the top of lower connecting seat (3) and the bottom of last connecting seat (6) are equipped with standing groove (81) that uses with the tip cooperation of damping spring (8), standing groove (81) internal fixation is equipped with fixed frame (82), fixed frame (82) are close to on the inner wall of cylinder (4) one side fixed rubber layer (83) that is equipped with, fixed frame (82) are kept away from on the inner wall of rubber layer (83) one side the symmetry fixed extension spring (84) that is equipped with, the one end that fixed frame (82) were kept away from in extension spring (84) is fixed and is equipped with mounting plate (85), one side middle part of keeping away from rubber layer (83) of mounting plate (85) is fixed and is equipped with pull rod (86), and pull rod (86) slip extension one side of lower connecting seat (3) and last connecting seat (6.

3. The shock absorber convenient to mount and dismount as claimed in claim 1, wherein: the fixed slot (11) that is equipped with in top of mount pad (1), and the bottom activity of protection casing (2) is inserted and is established in slot (11), the bottom symmetry of protection casing (2) is fixed and is equipped with guide bar (21), be equipped with on mount pad (1) at slot (11) top and cooperate guide way (12) of using with guide bar (21), the top of mount pad (1) is located the below screw thread rotation of guide way (12) and is inserted and be equipped with screw rod (13), the bottom of protection casing (2) is equipped with screw hole (22) that use with screw rod (13) cooperation.

4. The shock absorber convenient to mount and dismount as claimed in claim 1, wherein: and the top of the threaded sleeve (7) and the bottom of the mounting seat (1) are both fixedly provided with a connecting ring (9).

5. The shock absorber convenient to mount and dismount as claimed in claim 1, wherein: the length of the threaded sleeve (7) is greater than the distance of downward movement of the piston rod (5).