CN108180239B

CN108180239B - Vehicle shock absorber with double springs

Info

Publication number: CN108180239B
Application number: CN201711477848.3A
Authority: CN
Inventors: 胡芮
Original assignee: Chongqing Giant Nine Lei Auto Parts Manufacturing Co Ltd
Current assignee: Chongqing Giant Nine Lei Auto Parts Manufacturing Co Ltd
Priority date: 2017-12-29
Filing date: 2017-12-29
Publication date: 2020-03-10
Anticipated expiration: 2037-12-29
Also published as: CN108180239A

Abstract

The invention discloses a vehicle shock absorber with double springs, which comprises a first waterproof sleeve and a fixed seat, wherein an oil injection reserved hole is fixedly arranged at a position, close to the lower part, of the outer surface of the front end of the first waterproof sleeve, a connecting column is fixedly arranged at a position, close to the lower part, of the outer surface of one end of the first waterproof sleeve, a supporting column is fixedly arranged at a position, located in the middle, of the outer surface of the upper end of the connecting column, fixing bolts are fixedly arranged at two sides, located at the supporting column, of the outer surface of the upper end of the connecting column, a pressure cylinder is movably arranged above the inner part of the first waterproof sleeve, and a piston cylinder is movably arranged in the. Through waterproof sleeve, oiling shrinkage pool and the sealed clamp splice that is equipped with, can avoid outside rainwater to produce rust interference on damping spring to can conveniently lubricate internal part in long-time use, and can also seal firmly the inside piston rod, thereby carry out normal use.

Description

Vehicle shock absorber with double springs

Technical Field

The invention relates to the field of shock absorbers, in particular to a shock absorber with double springs for a vehicle.

Background

The shock absorber is used for inhibiting the shock when the spring absorbs the shock and rebounds and the impact from the road surface. Widely used in car, for the decay of frame and automobile body vibration with higher speed, in order to improve the ride comfort of car, current bumper shock absorber has some shortcomings when using, waterproof performance is relatively poor, inside damping spring receives the corrosive disturbance of outside water source and goes up the rust easily, cause certain influence to life, and when using for a long time, inside piston rod too coarse can influence the shock attenuation effect of vehicle, and sealed fixed insecure also can influence the effect of using, so need improve the structure of bumper shock absorber.

Disclosure of Invention

The invention aims to provide a vehicle shock absorber with double springs, which aims to solve the problems that the shock absorber in the prior art is poor in waterproof performance, an internal shock absorbing spring is easily corroded and interfered by an external water source to cause rusting, the service life is influenced to a certain extent, when the vehicle shock absorber is used for a long time, the shock absorbing effect of the vehicle is influenced due to the fact that an internal piston rod is too coarse, and the using effect is influenced due to the fact that sealing and fixing are not firm.

In order to achieve the purpose, the invention provides the following technical scheme: a shock absorber with double springs for a vehicle comprises a waterproof sleeve and a fixed seat, wherein an oil injection reserved hole is fixedly arranged at a position, close to the lower part, of the outer surface of the front end of the waterproof sleeve, a connecting column is fixedly arranged at a position, close to the lower part, of the outer surface of one end of the waterproof sleeve, a supporting column is fixedly arranged at a position, located in the middle, of the outer surface of the upper end of the connecting column, fixing bolts are fixedly arranged at two sides, located at the supporting column, of the outer surface of the upper end of the connecting column, a pressure cylinder is movably arranged above the inner part of the waterproof sleeve, a piston cylinder is movably arranged inside the pressure cylinder, a spring is movably arranged on the outer surface of one end of the piston cylinder, a piston rod is movably arranged inside the piston cylinder, a lower pressing block is fixedly arranged on the outer surface of the lower end of, and the inside upper end fixed mounting of lower branch section of thick bamboo has sealed clamp splice, the one end surface of lower branch section of thick bamboo is close to the position department fixed mounting of below and has fixed buckle, fixing base fixed mounting is at the upper end surface of waterproof sleeve No. one, and the upper end surface movable mounting of fixing base has solid fixed splint, the position department that the upper end surface of solid fixed splint is close to both sides all is equipped with clamping nut, the lower extreme surface fixed mounting of fixing base has waterproof sleeve No. two, and the inside below of waterproof sleeve No. two is equipped with the spring No. two.

Preferably, the oil injection reserved holes are arranged in a straight line at equal intervals, and the number of the oil injection reserved holes is a plurality of groups.

Preferably, the connecting mode between the connecting column and the first waterproof sleeve is welding, and the connecting mode between the sealing clamping block and the lower sleeve is cementing.

Preferably, the overall structure of the lower support cylinder is a cylindrical structure, and the maximum bearing weight of the lower support cylinder is one thousand kilograms.

Preferably, the inner surface of the front end of each fixing buckle is provided with two groups of fixing holes, and the number of the fixing buckles and the number of the fixing holes are two.

Preferably, the inner surface of the upper end of the fixing seat is provided with a connecting hole, and the supporting column penetrates through the connecting hole to be fixedly connected with the fixing seat.

Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structural design, convenient use and good practical effect; through the waterproof sleeve that is equipped with, can block outside rainwater, avoid inside damping spring to receive the interference of rainwater and go up rust, leave the hole through the oiling that is equipped with, can be in long-time use convenient to lubricated the processing to inside part to carry out normal use, through being equipped with sealed clamp splice, can be sealed firm with the piston rod, avoid the ware not hard up and cause the reduction of shock attenuation effect.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial structural schematic diagram of the present invention.

Fig. 3 is a partial enlarged view of the invention at a in fig. 2.

Fig. 4 is a partial cross-sectional view of the present invention.

In the figure: 1-a waterproof sleeve, 2-an oil filling reserved hole, 3-a connecting column, 4-a supporting column, 5-a fixing bolt, 6-a pressure cylinder, 7-a piston cylinder, 8-a spring, 9-a piston rod, 10-a lower pressing block, 11-a lower supporting cylinder, 12-a sealing clamping block, 13-a fixing buckle, 14-a fixing seat, 15-a fixing clamping plate, 16-a clamping nut, 17-a second waterproof sleeve and 18-a second spring.

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 4, in the embodiment of the present invention, a vehicle shock absorber with double springs includes a first waterproof sleeve 1 and a fixing seat 14, an oil filling hole 2 is fixedly installed at a position close to a lower portion of an outer surface of a front end of the first waterproof sleeve 1, a connecting column 3 is fixedly installed at a position close to a lower portion of an outer surface of one end of the first waterproof sleeve 1, a supporting column 4 is fixedly installed at a position located at a middle of an outer surface of an upper end of the connecting column 3, fixing bolts 5 are fixedly installed at two sides of the supporting column 4 of the outer surface of the upper end of the connecting column 3, a pressure cylinder 6 is movably installed above an inner portion of the first waterproof sleeve 1, a piston cylinder 7 is movably installed inside the pressure cylinder 6, a first spring 8 is movably installed at an outer surface of one end of the piston cylinder 7, a piston rod 9 is movably installed inside the piston cylinder 7, a lower pressing block, the lower part of the first waterproof sleeve 1 is provided with a lower supporting sleeve 11, the upper end inside the lower supporting sleeve 11 is fixedly provided with a sealing clamping block 12, the position, close to the lower part, of the outer surface of one end of the lower supporting sleeve 11 is fixedly provided with a fixed buckle 13, the fixed seat 14 is fixedly arranged on the outer surface of the upper end of the first waterproof sleeve 1, the outer surface of the upper end of the fixed seat 14 is movably provided with a fixed clamping plate 15, the positions, close to the two sides, of the outer surface of the upper end of the fixed clamping plate 15 are respectively provided with a clamping nut 16, the outer surface of the lower end of the fixed seat 14 is fixedly provided with a second waterproof sleeve 17, a second spring 18 is arranged below the inner part of the second waterproof sleeve 17, when in use, the oil filling reserved holes 2 are arranged in a straight line shape at equal intervals, the number of the oil filling reserved holes 2 is a plurality of groups, the connecting mode between the connecting, the overall structure of a lower prop 11 is cylindric structure, and the biggest bearing weight of a lower prop 11 is a thousand kilograms, and the front end internal surface of fixed buckle 13 is equipped with the fixed orifices, and the quantity of fixed buckle 13 and fixed orifices is two sets of, and the upper end internal surface of fixing base 14 is equipped with the connecting hole, and support column 4 passes connecting hole and fixing base 14 fixed connection.

The working principle of the invention is as follows: when the device is used, the whole device is fixed through the fixing buckle 13 on the lower supporting cylinder 11 and the fixing clamp plate 15 on the fixing seat 14, the pressure on the pressure cylinder 6 in the running process of a vehicle can drive the piston rod 9 and the lower pressing block 10 in the piston cylinder 7 to press downwards and drive the first spring 8 and the second spring 18 to press downwards, so that the generated vibration is relieved and reduced, the piston rod 9 is sealed and clamped by the sealing clamp block 12 to prevent the piston rod 9 from shaking to influence the using effect, in the using process, the first waterproof sleeve 1 and the second waterproof sleeve 17 are matched to cover the springs to prevent the springs from rusting due to the influence of external rainwater, meanwhile, lubricating oil can be injected into the interior through the oil injection reserved hole 2 to prevent the long-time use of internal components from reducing the damping effect, the supporting columns 4 on the connecting columns 3 are matched with the fixing bolts 5 and the clamping nuts 16, fix whole device to carry out normal use, comparatively practical.

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.

Claims

1. A shock absorber with double springs for a vehicle comprises a first waterproof sleeve (1) and a fixed seat (14), and is characterized in that an oil filling reserved hole (2) is fixedly arranged at a position, close to the lower part, of the outer surface of the front end of the first waterproof sleeve (1), a connecting column (3) is fixedly arranged at a position, close to the lower part, of the outer surface of one end of the first waterproof sleeve (1), a supporting column (4) is fixedly arranged at a position, located in the middle, of the outer surface of the upper end of the connecting column (3), fixed bolts (5) are fixedly arranged at two sides, located at the supporting column (4), of the outer surface of the upper end of the connecting column (3), a pressure cylinder (6) is movably arranged above the inner part of the first waterproof sleeve (1), a piston cylinder (7) is movably arranged inside the pressure cylinder (6), a first spring (8) is movably arranged at the outer surface of one, a piston rod (9) is movably arranged in the piston cylinder (7), a lower pressing block (10) is fixedly arranged on the outer surface of the lower end of the piston rod (9), a lower support cylinder (11) is arranged below the first waterproof sleeve (1), a sealing clamping block (12) is fixedly arranged at the upper end inside the lower support tube (11), a fixing buckle (13) is fixedly arranged at the position, close to the lower part, of the outer surface of one end of the lower support tube (11), the fixed seat (14) is fixedly arranged on the outer surface of the upper end of the first waterproof sleeve (1), and the outer surface of the upper end of the fixed seat (14) is movably provided with a fixed splint (15), the outer surface of the upper end of the fixed splint (15) is provided with clamping nuts (16) at the positions close to the two sides, a second waterproof sleeve (17) is fixedly arranged on the outer surface of the lower end of the fixed seat (14), and a second spring (18) is arranged below the inner part of the second waterproof sleeve (17).

2. The vehicular shock absorber with the double spring according to claim 1, wherein: the oil injection reserved holes (2) are arranged in a straight line at equal intervals, and the number of the oil injection reserved holes (2) is a plurality of groups.

3. The vehicular shock absorber with the double spring according to claim 1, wherein: the connecting mode between spliced pole (3) and waterproof sleeve (1) is the welding, the connecting mode between sealed clamp splice (12) and lower bobbin (11) is the cementing.

4. The vehicular shock absorber with the double spring according to claim 1, wherein: the integral structure of the lower support tube (11) is a cylindrical structure, and the maximum bearing weight of the lower support tube (11) is one thousand kilograms.

5. The vehicular shock absorber with the double spring according to claim 1, wherein: the inner surface of the front end of the fixed buckle (13) is provided with two groups of fixed holes, and the number of the fixed buckles (13) and the number of the fixed holes are two.

6. The vehicular shock absorber with the double spring according to claim 1, wherein: the inner surface of the upper end of the fixed seat (14) is provided with a connecting hole, and the support column (4) penetrates through the connecting hole to be fixedly connected with the fixed seat (14).