CN215521448U - Hydraulic cylinder with adjustable buffer for vehicle - Google Patents

Abstract

The utility model discloses a buffer adjustable hydraulic cylinder for a vehicle, which comprises a cylinder body, a piston rod and a connecting pipe orifice, wherein the piston rod is inserted in the middle of the cylinder body, the left side and the right side of the top end of the cylinder body are fixedly connected with the connecting pipe orifice, the right end of the piston rod is provided with a buffer device, the right end of the piston rod is fixedly connected with a baffle plate, and the top of the connecting pipe orifice is provided with a connecting device. When the piston rod moves in the cylinder body, the piston rod moves to drive the baffle to move, the baffle moves to drive the first fixing block to move, the first fixing block moves to stretch and compress the first spring on the second fixing block, the piston rod is buffered to move in the cylinder body through the elasticity of the first spring, the collision between the right end of the piston rod and the left end of the cylinder body is avoided, meanwhile, the piston rod is prevented from being damaged, the hydraulic cylinder can normally work, and the safety of the device is improved.

Description

Hydraulic cylinder with adjustable buffer for vehicle

Technical Field

The utility model relates to the technical field of hydraulic cylinders, in particular to a buffer adjustable hydraulic cylinder for a vehicle.

Background

The hydraulic cylinder mainly comprises a cylinder body, a cylinder cover, a piston rod, a sealing device and other parts, the hydraulic cylinder is a hydraulic execution element which converts hydraulic energy into mechanical energy and performs linear reciprocating motion, and the hydraulic cylinder has the advantages of simple structure, no transmission gap, stable operation and the like, so that the hydraulic cylinder is widely applied to various fields, the development prospect of the hydraulic cylinder is far large in the future, and the existing hydraulic cylinder with the adjustable buffer for the vehicle basically meets the requirements of people, but still has some problems.

When a piston rod of the existing adjustable hydraulic cylinder for the vehicle moves in a cylinder body, the right end of the piston rod is easy to collide with the cylinder body, so that the piston rod is damaged, the hydraulic cylinder cannot normally work, and the safety of the device is reduced.

And present have buffering adjustable pneumatic cylinder for vehicle, the staff is comparatively loaded down with trivial details when connecting the pipeline department, and extravagant staff operating time has reduced the simplicity and the practicality of device, therefore urgently needed to have buffering adjustable pneumatic cylinder for vehicle to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a buffer adjustable hydraulic cylinder for a vehicle, and aims to solve the problems that the right end of a piston rod of the traditional buffer adjustable hydraulic cylinder for the vehicle is easy to collide with a cylinder body and damage, and a worker is complicated to connect a pipeline at a connecting pipe opening.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an adjustable pneumatic cylinder for vehicle with buffering, includes cylinder body, piston rod and the mouth of pipe that connects, the piston rod has been inserted in the middle of the cylinder body, the equal fixedly connected with mouth of pipe in cylinder body top left and right sides, the piston rod right-hand member is provided with buffer, piston rod right-hand member fixedly connected with baffle, the mouth of pipe top all is provided with connecting device.

Preferably, buffer includes baffle, first fixed block, first spring and second fixed block, baffle left end all fixedly connected with first fixed block all around, all around the one end of the first spring of all fixedly connected with of first fixed block right-hand member all around the other end of first spring all fixedly connected in second fixed block left end, all around all fixedly connected in cylinder body right-hand member of second fixed block left end.

Preferably, connecting device includes slotted hole, embedding piece, telescopic link and second spring, the slotted hole has all been seted up to the connecting tube mouth top left and right sides, and is two sets of the slotted hole all embeds has the embedding piece, and is two sets of all fixedly connected with telescopic link in embedding piece top, two sets of all fixed cover is gone up to the telescopic link outer wall has the second spring.

Preferably, the top ends of the two groups of telescopic rods are fixedly connected with clamping rods, the front side and the rear side of one side, opposite to the two groups of clamping rods, of the two groups of clamping rods are fixedly connected with third springs, and the inner wall of one side, opposite to the two groups of clamping rods, of the two groups of clamping rods is fixedly connected with an anti-skid pad.

Preferably, the embedded block is spherical in shape, and the diameter of the embedded block is equal to that of the slot hole.

Preferably, the clamping rod is in the shape of a semicircular rod, and the diameter of the clamping rod is smaller than that of the connecting pipe orifice.

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

1. the buffer adjustable hydraulic cylinder for the vehicle is provided with a baffle, a first fixing block, a first spring and a second fixing block, when a piston rod moves in a cylinder body, the piston rod moves to drive the baffle to move, the baffle moves to drive the first fixing block to move, the first fixing block moves to enable the first spring to stretch and compress on the second fixing block, the piston rod is buffered to move in the cylinder body through the elasticity of the first spring, the right end of the piston rod is prevented from colliding with the left end of the cylinder body, meanwhile, the piston rod is prevented from being damaged, the hydraulic cylinder can normally work, and the safety of the device is improved;

2. this pneumatic cylinder for vehicle with buffering is adjustable is provided with the slotted hole, the embedding piece, the telescopic link, the second spring, the clamping bar, third spring and slipmat, need when connecting pipe mouth department connecting tube, through removing the slipmat with the hand, the slipmat removes and drives the clamping bar and remove, the clamping bar removes tensile third spring, the clamping bar removes and drives the telescopic link removal simultaneously, the telescopic link removes and drives the embedding piece and rotates inside the slotted hole, second spring force makes the telescopic link shrink simultaneously, insert inside the connecting pipe mouth again, loosen the hand, make clamping bar and slipmat clamp tube through third spring force, it is comparatively loaded down with trivial details when connecting pipe mouth department carries out connecting tube to avoid the staff, staff operating time has been saved, the simplicity and the practicality of device have been improved.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic top view of the present invention;

fig. 5 is an enlarged schematic view of the structure at C in fig. 4 according to the present invention.

In the figure: 1. a cylinder body; 2. a piston rod; 3. connecting the pipe orifices; 411. a baffle plate; 412. a first fixed block; 413. a first spring; 414. a second fixed block; 510. a slot; 511. embedding a block; 512. a telescopic rod; 513. a second spring; 514. a clamping lever; 515. a third spring; 516. a non-slip mat.

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. 1-5, an embodiment of the present invention is shown: a buffer adjustable hydraulic cylinder for a vehicle comprises a cylinder body 1, a piston rod 2 and a connecting pipe orifice 3, wherein the piston rod 2 is inserted into the middle of the cylinder body 1, the left side and the right side of the top end of the cylinder body 1 are fixedly connected with the connecting pipe orifice 3, the right end of the piston rod 2 is provided with a buffer device, the right end of the piston rod 2 is fixedly connected with a baffle 411, the buffer device comprises a baffle 411, a first fixed block 412, a first spring 413 and a second fixed block 414, the left end of the baffle 411 is fixedly connected with the first fixed block 412 all around, the right end of the first fixed block 412 all around is fixedly connected with one end of the first spring 413, the other end of the first spring 413 all around is fixedly connected with the left end of the second fixed block 414, the first spring 413 is protected by the second fixed block 414 and the first fixed block 412, the first spring 413 is prevented from being crushed by the piston rod 2, the safety of the device is improved, the left end of the second fixed block 414 all around is fixedly connected with the right end of the cylinder body 1, the piston rod 2 moves to drive the baffle 411 to move, the baffle 411 moves to drive the first fixed block 412 to move, the first fixed block 412 moves to enable the first spring 413 to stretch and compress on the second fixed block 414, the piston rod 2 is buffered to move in the cylinder body 1 through the elasticity of the first spring 413, the collision between the right end of the piston rod 2 and the left end of the cylinder body 1 is avoided, meanwhile, the piston rod 2 is prevented from being damaged, the hydraulic cylinder can normally work, and the safety of the device is improved;

the top of the connecting pipe orifice 3 is provided with a connecting device, the connecting device comprises a slotted hole 510, an embedded block 511, an expansion link 512 and a second spring 513, the left side and the right side of the top of the connecting pipe orifice 3 are both provided with the slotted hole 510, two groups of slotted holes 510 are all embedded with the embedded block 511, the embedded block 511 is spherical, the diameter of the embedded block 511 is equal to that of the slotted hole 510, so that the expansion link 512 can rotate in any direction conveniently, the top of the two groups of embedded blocks 511 is fixedly connected with the expansion link 512, the outer walls of the two groups of expansion links 512 are fixedly sleeved with the second spring 513, the top ends of the two groups of expansion links 512 are fixedly connected with clamping rods 514, the clamping rods 514 are semicircular rods, the diameter of the clamping rods 514 is smaller than that of the connecting pipe orifice 3, so that the clamping rods 514 can better clamp the pipeline, the front side and the rear side of one side opposite to the two groups of the clamping rods 514 are fixedly connected with the third springs 515, and the inner wall of one side opposite to the two groups of the clamping rods 514 is fixedly connected with an anti-skid-slip-proof pad 516, through removing slipmat 516 with the hand, slipmat 516 removes and drives the removal of clamping rod 514, clamping rod 514 removes tensile third spring 515, clamping rod 514 removes and drives telescopic link 512 simultaneously and removes, telescopic link 512 removes and drives embedded piece 511 and rotates in slotted hole 510 is inside, second spring 513 elasticity makes telescopic link 512 shrink simultaneously, insert the inside of mouth of pipe 3 with the pipeline again, loosen the hand again, it presss from both sides tight pipeline to make clamping rod 514 and slipmat 516 press from both sides through third spring 515 elasticity, it is comparatively loaded down with trivial details when avoiding the staff to carry out the connecting tube in mouth of pipe 3 department, staff operating time has been saved, the simplicity and the practicality of device have been improved.

The working principle is as follows: when the piston rod 2 moves in the cylinder body 1, the piston rod 2 moves to drive the baffle 411 to move, the baffle 411 moves to drive the first fixed block 412 to move, the first fixed block 412 moves to enable the first spring 413 to stretch and compress on the second fixed block 414, and the piston rod 2 is buffered to move in the cylinder body 1 through the elasticity of the first spring 413;

when a pipeline is required to be connected at the connecting pipe orifice 3, the non-slip mat 516 is moved by a hand, the non-slip mat 516 is moved to drive the clamping rod 514 to move, the clamping rod 514 is moved to stretch the third spring 515, the clamping rod 514 is moved to drive the telescopic rod 512 to move simultaneously, the telescopic rod 512 is moved to drive the embedded block 511 to rotate in the groove hole 510, meanwhile, the telescopic rod 512 is contracted by the elastic force of the second spring 513, the pipeline is inserted into the connecting pipe orifice 3, the hand is released again, and the clamping rod 514 and the non-slip mat 516 clamp the pipeline by the elastic force of the third spring 515.

It will be evident to those skilled in the art that the utility model 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 utility model 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 (6)

1. The utility model provides an adjustable pneumatic cylinder for vehicle with buffering, includes cylinder body (1), piston rod (2) and mouth of pipe (3), piston rod (2) have been inserted in the middle of cylinder body (1), all fixedly connected with mouth of pipe (3), its characterized in that of the cylinder body (1) top left and right sides: the piston rod (2) right-hand member is provided with buffer, piston rod (2) right-hand member fixedly connected with baffle (411), connecting tube mouth (3) top all is provided with connecting device.

2. The hydraulic cylinder for a vehicle with adjustable damping according to claim 1, wherein: buffer includes baffle (411), first fixed block (412), first spring (413) and second fixed block (414), baffle (411) left end all around first fixed block (412) of fixedly connected with, all around the one end of the first spring (413) of all fixedly connected with of first fixed block (412) right-hand member is all around the other end of first spring (413) all fixed connection in second fixed block (414) left end, all around the all fixed connection in cylinder body (1) right-hand member of second fixed block (414) left end.

3. The hydraulic cylinder for a vehicle with adjustable damping according to claim 1, wherein: connecting device includes slotted hole (510), embedding piece (511), telescopic link (512) and second spring (513), slotted hole (510) have all been seted up to both sides about connecting tube mouth (3) top, and are two sets of slotted hole (510) all embedded embedding piece (511), two sets of embedding piece (511) top all fixedly connected with telescopic link (512), two sets of telescopic link (512) outer wall all fixed sleeve has second spring (513).

4. The hydraulic cylinder for a vehicle as claimed in claim 3, wherein: the top ends of the two groups of telescopic rods (512) are fixedly connected with clamping rods (514), the front side and the rear side of one side, opposite to the clamping rods (514), of each group of clamping rods are fixedly connected with third springs (515), and the inner wall of one side, opposite to the clamping rods (514), of each group of clamping rods is fixedly connected with an anti-skid pad (516).

5. The hydraulic cylinder for a vehicle as claimed in claim 3, wherein: the embedded block (511) is spherical, and the diameter of the embedded block (511) is equal to that of the slot (510).

6. The hydraulic cylinder for a vehicle as claimed in claim 4, wherein: the clamping rod (514) is in a semicircular rod shape, and the diameter of the clamping rod (514) is smaller than that of the connecting pipe orifice (3).

Images