CN216589402U - Novel long-life telescopic oil cylinder - Google Patents
Novel long-life telescopic oil cylinder Download PDFInfo
- Publication number
- CN216589402U CN216589402U CN202220005126.8U CN202220005126U CN216589402U CN 216589402 U CN216589402 U CN 216589402U CN 202220005126 U CN202220005126 U CN 202220005126U CN 216589402 U CN216589402 U CN 216589402U
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- Prior art keywords
- oil cylinder
- cylinder body
- telescopic
- telescopic rod
- life
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- 238000013016 damping Methods 0.000 claims abstract description 22
- 230000035939 shock Effects 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 abstract description 11
- 239000007788 liquid Substances 0.000 description 9
- 238000005299 abrasion Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of telescopic oil cylinders, in particular to a novel telescopic oil cylinder with long service life, which comprises an oil cylinder body, the interior of the oil cylinder body is connected with a telescopic rod in a sliding way, and also comprises limiting devices arranged at two ends of the inner wall of the oil cylinder body, and a damping device arranged at the left end in the oil cylinder body, wherein the limiting device comprises a connecting block, the outer side of the connecting block is connected with the inner wall of the oil cylinder body, the inner side of the connecting block is connected with a limiting block, the inner wall of the limiting block is provided with a convex block, the convex block is connected inside the sliding groove in a sliding way, the utility model can prevent the telescopic rod from rotating, and then reach the wearing and tearing that reduce the telescopic link, increase the life's of telescopic link effect, and can carry out the shock attenuation to the left end of telescopic link, prevent to strike the bottom of hydro-cylinder body when the shrink to increase the life's of hydro-cylinder body effect.
Description
Technical Field
The utility model relates to a flexible hydro-cylinder technical field specifically is a novel flexible hydro-cylinder of long-life.
Background
The telescopic hydraulic cylinder is a hydraulic cylinder with a multi-stage sleeve-shaped piston rod and can obtain a long working stroke, and the telescopic hydraulic cylinder is also called as a multi-stage hydraulic cylinder.
The inside push rod of current flexible hydro-cylinder directly sets up the inside at the pneumatic cylinder, through the injection liquid oil, makes the push rod to carrying out flexible operation, and when flexible operation, push rod outer wall and flexible hydro-cylinder inner wall spin friction to carry out flexible operation to the front end, increase the wearing and tearing of push rod easily beyond long-term like this, and when the push rod returns and contracts, the piston and the flexible hydro-cylinder contact of bottom easily make flexible hydro-cylinder bottom damage, reduce the life of flexible hydro-cylinder, for this reason, we provide a novel flexible hydro-cylinder of long-life.
SUMMERY OF THE UTILITY MODEL
In view of the above and/or the problem that exists among the novel flexible hydro-cylinder of current long-life, provided the utility model discloses.
Therefore, the utility model aims at providing a novel flexible hydro-cylinder of long-life through lug sliding connection in the inside of spout, makes lug and stopper carry on spacingly to the telescopic link, prevents that the telescopic link is rotatory, and when the shrink, makes the piston contact shock attenuation board of telescopic link left end, makes the shock attenuation board to miniature telescopic link pressure testing, cushions under the effect of miniature telescopic link and spring, can solve the above-mentioned current problem of proposing.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a novel flexible hydro-cylinder of long-life, it includes: the telescopic oil cylinder comprises an oil cylinder body, limiting devices and a damping device, wherein the inner part of the oil cylinder body is connected with a telescopic rod in a sliding mode, the limiting devices are arranged at two ends of the inner wall of the oil cylinder body, and the damping device is arranged at the left end of the inner part of the oil cylinder body;
the limiting device comprises a connecting block, the outer side of the connecting block is connected with the inner wall of the oil cylinder body, the inner side of the connecting block is connected with a limiting block, the inner wall of the limiting block is provided with a convex block, and the convex block is connected inside the sliding groove in a sliding mode.
As a preferred scheme of a novel flexible hydro-cylinder of long-life, wherein: the oil cylinder is characterized in that an oil pipe opening is formed in the left side of the upper end of the outer wall of the oil cylinder body, and a telescopic groove is formed in the right end of the interior of the oil cylinder body.
As a preferred scheme of a novel flexible hydro-cylinder of long-life, wherein: the left end of telescopic link is equipped with the piston, the surface of piston is equipped with the arc wall, stopper and lug are run through to the arc wall is inside.
As a preferred scheme of a novel flexible hydro-cylinder of long-life, wherein: the inner wall of the limiting block contacts with the outer wall of the telescopic rod, and the sliding grooves are formed in two ends of the surface of the telescopic rod.
As a preferred scheme of a novel flexible hydro-cylinder of long-life, wherein: the damping device includes a damping plate whose right end surface contacts the piston.
As a preferred scheme of a novel flexible hydro-cylinder of long-life, wherein: the inside of shock attenuation board is sliding connection movable block all around, the inside of movable block is rotated and is connected miniature telescopic link, the bottom of miniature telescopic link is rotated and is connected the inside left end at the hydro-cylinder body, the outer wall of miniature telescopic link is equipped with the spring.
As a preferred scheme of a novel flexible hydro-cylinder of long-life, wherein: the left end surface of the damping plate is provided with movable grooves all around, and the surface of the damping plate is provided with through holes.
As a preferred scheme of a novel flexible hydro-cylinder of long-life, wherein: the movable grooves are arranged into four groups, and the movable blocks are connected inside the movable grooves in a sliding mode.
Compared with the prior art: the limiting block and the lug are prevented from being blocked by the limiting device through the inner part of the arc-shaped groove, so that the telescopic rod can conveniently extend and retract normally;
after the oil pipe opening is filled with the liquid oil, the hydraulic pressure impacts the piston through the through hole to enable the telescopic rod to extend, under the action of the through hole, the obstruction of the liquid oil can be reduced, the impact force on the telescopic rod is increased, at the moment, the lug is connected to the inside of the sliding groove in a sliding mode, the lug and the limiting block limit the telescopic rod, the telescopic rod is prevented from rotating, and therefore the effects of reducing the abrasion of the telescopic rod and prolonging the service life of the telescopic rod are achieved;
the hydraulic pressure impacts the piston through the through hole, so that the telescopic rod is subjected to extension operation, and under the action of the through hole, the obstruction of liquid oil can be reduced, and the impact force on the telescopic rod is increased;
piston contact shock attenuation board through the telescopic link left end makes the shock attenuation board to miniature telescopic link pressure testing, and the movable block moves to the inboard of movable groove this moment, and miniature telescopic link contracts, cushions the impact force of telescopic link shrink, and under the effect of spring, increases the buffering dynamics to the telescopic link, and then can carry out the shock attenuation to the left end of telescopic link, prevents to strike the bottom of hydro-cylinder body when the shrink to increase the life's of hydro-cylinder body effect.
Drawings
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a schematic diagram of a right-side sectional structure of the oil cylinder body provided by the present invention;
fig. 3 is a schematic view of the right-side view structure of the telescopic rod provided by the present invention;
fig. 4 is the utility model provides a shock attenuation board left side view structure schematic diagram.
In the figure: the oil cylinder comprises an oil cylinder body 1, an oil pipe opening 11, a telescopic groove 12, a telescopic rod 2, a piston 21, an arc-shaped groove 22, a limiting device 3, a connecting block 31, a limiting block 32, a convex block 33, a sliding groove 34, a damping device 4, a damping plate 41, a movable groove 411, a through hole 412, a movable block 42, a micro telescopic rod 43 and a spring 44.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a novel long-life telescopic oil cylinder, which has the advantages of preventing the telescopic rod 2 from being uncontrolled and rotating in the oil cylinder body 1, further reducing the abrasion of the telescopic rod 2 and prolonging the service life of the telescopic rod 2, please refer to fig. 1-4, comprising an oil cylinder body 1, a telescopic rod 2, a limiting device 3 and a damping device 4;
the telescopic rod 2 is connected to the inside of the oil cylinder body 1 in a sliding mode, the telescopic rod 2 can be operated in a telescopic mode through the oil cylinder body 1, the oil cylinder body 1 comprises an oil pipe opening 11 and a telescopic groove 12, the oil pipe opening 11 is formed in the left side of the upper end of the outer wall of the oil cylinder body 1, the telescopic rod 2 can be pushed to extend towards the right end by injecting liquid oil into the oil pipe opening 11, the telescopic groove 12 is formed in the right end of the inside of the oil cylinder body 1, the telescopic rod 2 can conveniently extend out, the telescopic rod 2 is limited, and the telescopic rod 2 is prevented from being separated from the oil cylinder body 1;
the telescopic rod 2 is connected inside the oil cylinder body 1 in a sliding mode and plays a role of stretching, the telescopic rod 2 comprises a piston 21 and an arc-shaped groove 22, the piston 21 is arranged at the left end of the telescopic rod 2 and can push the piston 21 through hydraulic pressure, the telescopic rod 2 is made to stretch, the arc-shaped groove 22 is formed in the surface of the piston 21, a limiting block 32 and a protruding block 33 penetrate through the inner portion of the arc-shaped groove 22, the telescopic rod is prevented from being blocked by the limiting device 3, and therefore the telescopic rod 2 can stretch normally;
the limiting device 3 is arranged at two ends of the inner wall of the oil cylinder body 1, the telescopic rod 2 can be limited through the limiting device 3, the telescopic rod 2 is prevented from being controlled and rotating in the oil cylinder body 1, and further the effects of reducing the abrasion of the telescopic rod 2 and prolonging the service life of the telescopic rod 2 are achieved, the limiting device 3 comprises a connecting block 31, a limiting block 32, a convex block 33 and a sliding groove 34, the outer side of the connecting block 31 is connected with the inner wall of the oil cylinder body 1 and plays a role of fixed connection, the inner side of the connecting block 31 is connected with the limiting block 32 and plays a role of fixed connection, the inner wall of the limiting block 32 is provided with the convex block 33, the sliding groove 34 is arranged at two ends of the surface of the telescopic rod 2 and is connected inside the sliding groove 34 through the convex block 33 in a sliding manner, so that the convex block 33 and the limiting block 32 limit the telescopic rod 2 to prevent the telescopic rod 2 from being controlled and rotating in the oil cylinder body 1 and further reduce the abrasion of the telescopic rod 2, the service life of the telescopic rod 2 is prolonged;
the damping device 4 is arranged at the left end inside the oil cylinder body 1, the damping device 4 can damp the left end of the telescopic rod 2 and prevent the bottom end of the oil cylinder body 1 from being impacted when the oil cylinder body 1 is contracted, so that the service life of the oil cylinder body 1 is prolonged, the damping device 4 comprises a damping plate 41, a movable groove 411, a through hole 412, a movable block 42, a micro telescopic rod 43 and a spring 44, the right end surface of the damping plate 41 is in contact with the piston 21 and accordingly damps the piston 21, the movable block 42 is connected to the periphery inside the damping plate 41 in a sliding manner and is convenient to expand and contract the micro telescopic rod 43, the micro telescopic rod 43 is connected to the inside of the movable block 42 in a rotating manner and is convenient to contract the micro telescopic rod 43, the bottom end of the micro telescopic rod 43 is rotatably connected to the left end inside the oil cylinder body 1 and is convenient to contract the micro telescopic rod 43, the movable groove 411 is arranged on the periphery of the left end surface of the damping plate 41, the four groups of movable grooves 411 are arranged, the movable blocks 42 are slidably connected in the movable grooves 411, so that the movable blocks 42 can conveniently move in the movable grooves 411, and further the telescopic operation of the micro telescopic rod 43 is facilitated, the through holes 412 are arranged on the surface of the shock absorption plate 41, when the oil pipe port 11 is filled with liquid oil, hydraulic pressure impacts the piston 21 through the through holes 412, the telescopic rod 2 can extend, the obstruction of the liquid oil can be reduced under the action of the through holes 412, the impact force on the telescopic rod 2 is increased, the spring 44 is arranged on the outer wall of the micro telescopic rod 43, when the telescopic operation is performed, the piston 21 at the left end of the telescopic rod 2 contacts the shock absorption plate 41, the shock absorption plate 41 performs pressure test on the micro telescopic rod 43, the movable blocks 42 move towards the inner side of the movable grooves 411, the micro telescopic rod 43 contracts, the impact force on the contraction of the telescopic rod 2 is buffered, and the buffering force on the telescopic rod 2 is increased under the action of the spring 44, and then can carry out the shock attenuation to the left end of telescopic link 2, prevent to strike the bottom of hydro-cylinder body 1 when the shrink to increase the effect of the life of hydro-cylinder body 1.
When the telescopic rod is used specifically, after the oil pipe opening 11 is filled with liquid oil, hydraulic pressure impacts the piston 21 through the through hole 412, so that the telescopic rod 2 is extended, under the action of the through hole 412, the obstruction of the liquid oil can be reduced, the impact force on the telescopic rod 2 is increased, at the moment, the convex block 33 is connected to the inside of the sliding groove 34 in a sliding manner, the convex block 33 and the limiting block 32 limit the telescopic rod 2, the telescopic rod 2 is prevented from rotating, under the action of the arc-shaped groove 22, the limiting block 32 and the convex block 33 penetrate through the inside of the arc-shaped groove 22, the blocking by the limiting device 3 is prevented, the abrasion of the telescopic rod 2 is reduced, the service life of the telescopic rod 2 is prolonged, when the telescopic rod is contracted, oil is pumped to the inside of the oil cylinder body 1 through the oil pipe opening 11, at the moment, the telescopic rod 2 is contracted towards the left end, the convex block 33 and the limiting block 32 still limit the telescopic rod 2, so that the piston 21 at the left end of the telescopic rod 2 contacts the damping plate 41, make the shock attenuation board 41 to miniature telescopic link 43 pressure testing, the movable block 42 removes to the inboard of activity groove 411 this moment, and miniature telescopic link 43 contracts, cushions the impact force of telescopic link 2 shrink, and under the effect of spring 44, increases the buffering dynamics to telescopic link 2, and then can carry out the shock attenuation to the left end of telescopic link 2, prevents to strike the bottom of hydro-cylinder body 1 when contracting to increase the life's of hydro-cylinder body 1 effect.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. The utility model provides a novel flexible hydro-cylinder of long-life, includes hydro-cylinder body (1), inside sliding connection telescopic link (2) of hydro-cylinder body (1), its characterized in that: the oil cylinder also comprises limiting devices (3) arranged at two ends of the inner wall of the oil cylinder body (1) and a damping device (4) arranged at the left end inside the oil cylinder body (1); stop device (3) include connecting block (31), the inner wall of hydro-cylinder body (1) is connected in the outside of connecting block (31), stopper (32) is connected to the inboard of connecting block (31), stopper (32) inner wall is equipped with lug (33), lug (33) sliding connection is in the inside of spout (34).
2. The novel long-life telescopic oil cylinder as claimed in claim 1, wherein an oil pipe opening (11) is formed in the left side of the upper end of the outer wall of the oil cylinder body (1), and a telescopic groove (12) is formed in the right end of the inside of the oil cylinder body (1).
3. The novel long-life telescopic oil cylinder as claimed in claim 1, characterized in that a piston (21) is arranged at the left end of the telescopic rod (2), an arc-shaped groove (22) is formed in the surface of the piston (21), and a limit block (32) and a bump (33) penetrate through the inside of the arc-shaped groove (22).
4. The novel long-life telescopic oil cylinder as claimed in claim 1, characterized in that the inner wall of the limit block (32) contacts the outer wall of the telescopic rod (2), and the sliding grooves (34) are formed at two ends of the surface of the telescopic rod (2).
5. The long-life novel telescopic cylinder as claimed in claim 1, wherein said shock absorbing device (4) comprises a shock absorbing plate (41), and a right end surface of said shock absorbing plate (41) contacts with the piston (21).
6. The novel long-life telescopic oil cylinder is characterized in that the inner periphery of the damping plate (41) is slidably connected with a movable block (42), the inner part of the movable block (42) is rotatably connected with a micro telescopic rod (43), the bottom end of the micro telescopic rod (43) is rotatably connected to the inner left end of the oil cylinder body (1), and a spring (44) is arranged on the outer wall of the micro telescopic rod (43).
7. The novel long-life telescopic oil cylinder as claimed in claim 6, wherein a movable groove (411) is formed around the surface of the left end of the damping plate (41), and a through hole (412) is formed in the surface of the damping plate (41).
8. The novel long-life telescopic oil cylinder is characterized in that the movable grooves (411) are arranged in four groups, and the movable blocks (42) are slidably connected inside the movable grooves (411).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220005126.8U CN216589402U (en) | 2022-01-05 | 2022-01-05 | Novel long-life telescopic oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220005126.8U CN216589402U (en) | 2022-01-05 | 2022-01-05 | Novel long-life telescopic oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216589402U true CN216589402U (en) | 2022-05-24 |
Family
ID=81632135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220005126.8U Expired - Fee Related CN216589402U (en) | 2022-01-05 | 2022-01-05 | Novel long-life telescopic oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216589402U (en) |
-
2022
- 2022-01-05 CN CN202220005126.8U patent/CN216589402U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220524 |