CN210318322U

CN210318322U - Multistage adjustable bumper shock absorber

Info

Publication number: CN210318322U
Application number: CN201920557840.6U
Authority: CN
Inventors: 谢豪; 钱日余; 吴剑辉
Original assignee: Zhejiang Xichuan Shock Absorber Co ltd
Current assignee: Zhejiang Xichuan Shock Absorber Co ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-04-14
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses a multistage adjustable bumper shock absorber, including hydraulic means, hydraulic means's outer wall is equipped with buffer, the inside air chamber that is equipped with in hydraulic means's top, hydraulic means's top internally mounted has adjusting device, hydraulic means's top rigid coupling has connecting device. This multistage adjustable bumper shock absorber, through the cylinder, first piston, the pressure valve, the montant, the rubber pad, the cooperation of oil blanket and first ring, reached and played absorbing effect on the road of jolting at the vehicle, through the crown plate, the cooperation of spring and clamping ring, reached and to have assisted the absorbing effect of buffering, through the bearing, the bolt, the screwed pipe, the cooperation of baffle and branch, reached and to have adjusted the dynamics sclerosis of shock attenuation buffering, can make the dynamics of shock attenuation buffering become soft simultaneously, reached and to have adjusted the absorbing degree of softness fast, can use on different road surfaces.

Description

Multistage adjustable bumper shock absorber

Technical Field

The utility model relates to a multistage adjustable bumper shock absorber technical field specifically is a multistage adjustable bumper shock absorber.

Background

The shock absorber is hydraulic shock absorber, and its working principle is that when the frame (or car body) and axle vibrate and produce relative movement, the piston in the shock absorber moves up and down, the oil in the shock absorber cavity repeatedly flows into another cavity from one cavity through different pores, at this time the friction between hole wall and oil and the internal friction between oil molecules form damping force to the vibration, so that the vibration energy of car is converted into oil heat energy, then the oil heat energy is absorbed by shock absorber and dissipated into atmosphere, and when the oil channel section and other factors are not changed, the damping force can be increased or decreased according to the relative movement speed between frame and axle (or wheel), and is related to oil viscosity, the soft or hard degree of bumper shock absorber can't be adjusted fast to going to different road surfaces, can't adjust according to the degree that driver needs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage adjustable bumper shock absorber to solve the current bumper shock absorber that proposes in the above-mentioned background art, can't go on carrying out the soft or hard degree to the bumper shock absorber on going different road surfaces and carry out quick adjustment, can't carry out the problem of adjusting according to the degree that the driver needs.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multistage adjustable bumper shock absorber, includes hydraulic means, hydraulic means's outer wall is equipped with buffer, the inside air chamber that is equipped with in hydraulic means's top, hydraulic means's top internally mounted has adjusting device, hydraulic means's top rigid coupling has connecting device, hydraulic means's the bottom outside is equipped with the dust cap.

Preferably, hydraulic means includes cylinder, first piston, pressure valve, montant, rubber pad, oil blanket and first ring, the inside clearance fit of cylinder has first piston, the inside equal rigid coupling in the left and right sides of first piston has the pressure valve, peg graft in the inside of first piston and have the montant, the outer wall bottom and the cylinder clearance fit of montant, the inside bottom rigid coupling of cylinder has the rubber pad, the bottom rigid coupling of cylinder has the oil blanket, montant and rubber pad interference fit, montant and oil blanket clearance fit, the bottom rigid coupling of montant has first ring, first ring links to each other with the dust cap is fixed.

Preferably, buffer includes ring plate, spring and clamping ring, the top rigid coupling of ring plate has the spring, the top rigid coupling of spring has the clamping ring, the clamping ring links to each other with the top outer wall of cylinder is fixed, the ring plate links to each other with the outer wall of dust cap is fixed.

Preferably, the air chamber includes cavity, second piston and rubber circle, the inside bottom interference fit of cavity has the second piston, the outer wall of second piston has cup jointed the rubber circle, the inner wall interference fit of second piston and cylinder.

Preferably, adjusting device includes bearing, bolt, screwed pipe, baffle and branch, the inner circle rigid coupling of bearing has the bolt, the outer wall threaded connection of bolt has the screwed pipe, the laminating of the outer wall top of screwed pipe has the baffle, the equal rigid coupling in top left and right sides of screwed pipe has branch, branch and baffle clearance fit, the baffle links to each other with the inner wall top stationary phase of cylinder, the outer lane of bearing links to each other with the cylinder is fixed.

Preferably, the connecting device comprises a support and a second circular ring, the second circular ring is fixedly connected to the top end of the support, and the support is fixedly connected to the top end of the cylinder barrel.

Compared with the prior art, the beneficial effects of the utility model are that: this multistage adjustable bumper shock absorber, through the cylinder, first piston, the pressure valve, the montant, the rubber pad, the cooperation of oil blanket and first ring, reached and played absorbing effect on the road of jolting at the vehicle, through the crown plate, the cooperation of spring and clamping ring, reached and to have assisted the absorbing effect of buffering, through the bearing, the bolt, the screwed pipe, the cooperation of baffle and branch, reached and to have adjusted the dynamics sclerosis of shock attenuation buffering, can make the dynamics of shock attenuation buffering become soft simultaneously, reached and to have adjusted the absorbing degree of softness fast, can use on different road surfaces.

Drawings

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

FIG. 2 is a schematic view showing a coupling structure of the bearing and the bolt of FIG. 1;

FIG. 3 is a schematic view of the connection structure of the vertical rod, the rubber pad and the oil seal in FIG. 1;

fig. 4 is a schematic view of a coupling structure of the second piston and the rubber ring in fig. 1.

In the figure: 1. the hydraulic device comprises a hydraulic device, 101, a cylinder barrel, 102, a first piston, 103, a pressure valve, 104, a vertical rod, 105, a rubber pad, 106, an oil seal, 107, a first circular ring, 2, a buffer device, 201, a ring plate, 202, a spring, 203, a compression ring, 3, an air chamber, 301, a cavity, 302, a second piston, 303, a rubber ring, 4, an adjusting device, 401, a bearing, 402, a bolt, 403, a threaded pipe, 404, a baffle, 405, a support rod, 5, a connecting device, 501, a support frame, 502, a second circular ring, 6 and a dust cap.

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. 1-4, the present invention provides a technical solution: a multistage adjustable shock absorber comprises a hydraulic device 1, a buffer device 2 is arranged on the outer wall of the hydraulic device 1, an air chamber 3 is arranged inside the top end of the hydraulic device 1, an adjusting device 4 is arranged inside the top end of the hydraulic device 1, a connecting device 5 is fixedly connected to the top end of the hydraulic device 1, a dust cap 6 is arranged on the outer side of the bottom end of the hydraulic device 1, the hydraulic device 1 comprises a cylinder barrel 101, a first piston 102, a pressure valve 103, a vertical rod 104, a rubber pad 105, an oil seal 106 and a first ring 107, the first piston 102 is in clearance fit inside the cylinder barrel 101, the first piston 102 can move up and down inside the cylinder barrel 101, the pressure valve 103 is fixedly connected inside the left side and the right side of the first piston 102, oil inlet and outlet can be controlled by the pressure valve 103, the vertical rod 104 is inserted inside the first piston 102, the bottom end of the outer wall of the vertical rod 104 is in clearance fit, the bottom end of the interior of the cylinder barrel 101 is fixedly connected with a rubber pad 105, the rubber pad 105 plays a role in sealing, the bottom end of the cylinder barrel 101 is fixedly connected with an oil seal 106, the oil seal 106 can prevent oil leakage, the vertical rod 104 is in interference fit with the rubber pad 105, the vertical rod 104 is in clearance fit with the oil seal 106, the vertical rod 104 can slide up and down in the interior of the oil seal 106, the bottom end of the vertical rod 104 is fixedly connected with a first circular ring 107, the first circular ring 107 is fixedly connected with a dust cap 6, the first circular ring 107 can fix the house product cap 6, the buffer device 2 comprises a ring plate 201, a spring 202 and a pressing ring 203, the top end of the ring plate 201 is fixedly connected with the spring 202, the spring 202 is a damping spring used by the existing damper, the top end of the spring 202 is fixedly connected with the pressing ring 203, the spring 202 can be extruded by the pressing ring plate 201, the pressing ring 203 is fixedly connected with the top, the air chamber 3 comprises a cavity 301, a second piston 302 and a rubber ring 303, the second piston 302 is in interference fit with the bottom end inside the cavity 301, the second piston 302 can move up and down inside the cavity 301, the rubber ring 303 is sleeved on the outer wall of the second piston 302, the rubber ring 303 plays a sealing role, the second piston 302 is in interference fit with the inner wall of the cylinder barrel 101, the adjusting device 4 comprises a bearing 401, a bolt 402, a threaded pipe 403, a baffle 404 and a support rod 405, the inner ring of the bearing 401 is fixedly connected with the bolt 402, the bolt 402 can rotate through the bearing 401, the outer wall of the bolt 402 is in threaded connection with the threaded pipe 403, the bolt 402 can rotate to enable the threaded pipe 403 to move up and down, the baffle 404 is attached to the top end of the outer wall of the threaded pipe 403, the baffle 404 can limit the threaded pipe 403, the left side and the right side of the top end of the threaded pipe 403 are fixedly connected with the support rod, baffle 404 is fixed continuous with the inner wall top of cylinder 101, and bearing 401's outer lane is fixed continuous with cylinder 101, and connecting device 5 includes support 501 and second ring 502, and the top rigid coupling of support 501 has second ring 502, and support 501 can be fixed second ring 502, and support 501 is fixed continuous with the top of cylinder 101.

When the multistage adjustable shock absorber starts to work, a user installs and connects the second ring 502 and the first ring 107 with an automobile, the automobile in the embodiment is a vehicle produced in the prior art, the automobile is used after installation is completed, when the automobile runs on a bumpy road surface, the second ring 502 and the first ring 107 are stressed, the first ring 107 drives the vertical rod 104 to move upwards after the stress is exerted, the vertical rod 104 slides upwards in the oil seal 106 and the rubber pad 105 when moving upwards, the vertical rod 104 slides upwards to drive the first piston 102 to move upwards, the first piston 102 extrudes hydraulic oil when moving upwards, the hydraulic oil quickly enters and exits oil through the pressure valve 103 when being extruded, the ring plate 201 is simultaneously driven to extrude the spring 202 when the vertical rod 104 moves upwards to perform shock absorption work, when the hardness of the hydraulic device needs to be adjusted, the user rotates the bolt 402, the bolt 402 rotates through the bearing 401, the bolt 402 rotates to enable the threaded pipe 403 to move downwards, the threaded pipe 403 drives the supporting rod 405 to slide up and down in the baffle 404 when moving downwards, air in the cavity 301 is extruded when the threaded pipe 403 moves downwards, the second piston 302 is enabled to move downwards when the air in the cavity 301 is extruded, hydraulic oil is extruded when the second piston 302 moves downwards, the size is reduced, the hardness of the hydraulic device is increased, and the work is completed.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 multistage adjustable bumper shock absorber which characterized in that: including hydraulic means (1), the outer wall of hydraulic means (1) is equipped with buffer (2), the inside air chamber (3) that is equipped with in top of hydraulic means (1), the top internally mounted of hydraulic means (1) has adjusting device (4), the top rigid coupling of hydraulic means (1) has connecting device (5), the bottom outside of hydraulic means (1) is equipped with dust cap (6).

2. The multi-stage adjustable shock absorber according to claim 1, wherein: the hydraulic device (1) comprises a cylinder barrel (101), a first piston (102), a pressure valve (103), a vertical rod (104), a rubber pad (105), an oil seal (106) and a first circular ring (107), a first piston (102) is in clearance fit with the inside of the cylinder barrel (101), pressure valves (103) are fixedly connected with the insides of the left side and the right side of the first piston (102), a vertical rod (104) is inserted into the first piston (102), the bottom end of the outer wall of the vertical rod (104) is in clearance fit with the cylinder barrel (101), the bottom end of the interior of the cylinder barrel (101) is fixedly connected with a rubber pad (105), the bottom end of the cylinder barrel (101) is fixedly connected with an oil seal (106), the vertical rod (104) is in interference fit with the rubber pad (105), the vertical rod (104) is in clearance fit with the oil seal (106), the bottom end of the vertical rod (104) is fixedly connected with a first circular ring (107), and the first circular ring (107) is fixedly connected with the dustproof cap (6).

3. The multi-stage adjustable shock absorber according to claim 1, wherein: buffer (2) are including ring board (201), spring (202) and clamping ring (203), the top rigid coupling of ring board (201) has spring (202), the top rigid coupling of spring (202) has clamping ring (203), clamping ring (203) link to each other with the top outer wall of cylinder (101) is fixed, ring board (201) link to each other with the outer wall of dustproof cap (6) is fixed.

4. The multi-stage adjustable shock absorber according to claim 1, wherein: air chamber (3) are including cavity (301), second piston (302) and rubber circle (303), the inside bottom interference fit of cavity (301) has second piston (302), the outer wall of second piston (302) has cup jointed rubber circle (303), the inner wall interference fit of second piston (302) and cylinder (101).

5. The multi-stage adjustable shock absorber according to claim 1, wherein: adjusting device (4) include bearing (401), bolt (402), screwed pipe (403), baffle (404) and branch (405), the inner circle rigid coupling of bearing (401) has bolt (402), the outer wall threaded connection of bolt (402) has screwed pipe (403), the laminating of the outer wall top of screwed pipe (403) has baffle (404), the equal rigid coupling in top left and right sides of screwed pipe (403) has branch (405), branch (405) and baffle (404) clearance fit, baffle (404) link to each other with the inner wall top of cylinder (101) is fixed, the outer lane and cylinder (101) of bearing (401) are fixed and link to each other.

6. The multi-stage adjustable shock absorber according to claim 1, wherein: the connecting device (5) comprises a support (501) and a second circular ring (502), the second circular ring (502) is fixedly connected to the top end of the support (501), and the support (501) is fixedly connected with the top end of the cylinder barrel (101).