CN216842470U - Novel anti high pressure impact pneumatic cylinder - Google Patents
Novel anti high pressure impact pneumatic cylinder Download PDFInfo
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- CN216842470U CN216842470U CN202123415188.0U CN202123415188U CN216842470U CN 216842470 U CN216842470 U CN 216842470U CN 202123415188 U CN202123415188 U CN 202123415188U CN 216842470 U CN216842470 U CN 216842470U
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- counter bore
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- 239000000872 buffer Substances 0.000 claims abstract description 41
- 238000000034 method Methods 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 description 5
- 238000013016 damping Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a novel anti high pressure strikes pneumatic cylinder, include: the cylinder body, the first counter bore, the second counter bore, the buffer plate, the first through hole, the third counter bore, the second through hole and the buffer spring; the top of the cylinder body is provided with a first counter bore; the output shaft of the cylinder body is positioned in the center of the first counter bore; the bottom end of the first counter bore is provided with a plurality of second counter bores, and the second counter bores annularly surround the side of the output shaft of the cylinder body; a buffer plate is embedded in the top of the inner part of the first counter bore and is in sliding fit with the first counter bore; a first through hole is formed in the middle of the buffer plate; the output shaft of the cylinder body is sleeved on the inner side of the first through hole, and the first through hole and the output shaft of the cylinder body are of an integrated structure; the utility model discloses an to the improvement of above-mentioned structure, it is rational in infrastructure to have, and is not fragile, convenient maintenance, easy to assemble dismantlement, the advantage of convenient change to effectual problem and the not enough of appearing in having solved current device.
Description
Technical Field
The utility model relates to a pneumatic cylinder technical field, more specifically the theory especially relates to a novel anti high pressure strikes pneumatic cylinder.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). Hydraulic cylinders are important components of hydraulic systems.
In a hydraulic system, the general self gravity of hydraulic equipment is large, when the mechanical arm of large-scale equipment restores to the original position, the heavy mechanical arms are difficult to slowly fall to the original position, the mechanical arm is easy to sharply fall, the mechanical wall is easy to sharply fall to cause large impact, the service life of a hydraulic cylinder is easy to influence, meanwhile, due to hydraulic transmission, the problem of environment temperature is caused, the normal operation of the hydraulic cylinder is influenced to a great extent when the temperature is too high or too low, the service life of the hydraulic cylinder is further reduced, and the production cost is increased.
To solve the above problem, the utility model patent publication (announcement) no: CN213235617U discloses a novel high-pressure impact resistant hydraulic cylinder, which comprises a cylinder body, wherein a piston rod is arranged on the cylinder body, a fixed block is arranged on the cylinder body, a groove is arranged at the upper end of the fixed block, a limiting plate is connected in the groove in a sliding manner, the limiting plate is connected with the piston rod in a sliding manner, a first riveting seat is arranged at the lower end of the limiting plate, sliding grooves are arranged at the two sides of the first riveting seat are arranged at the bottom end of the groove, two fixed rods are arranged in the sliding grooves, sliding blocks which are connected with the two fixed rods in a sliding manner are arranged in the sliding grooves, springs which are fixedly connected with the sliding blocks are arranged on the fixed rods, a second riveting seat is arranged at the upper end of the sliding blocks, the second riveting seat is rotatably connected with the first riveting seat through connecting rods, and the fixed plate is arranged on the piston rod, the utility model buffers the high-pressure impact force on a part of the cylinder body through the elastic force of a plurality of springs, the hydraulic cylinder is prevented from being damaged.
Above-mentioned novel anti high pressure strikes pneumatic cylinder's of this kind of structure is comparatively complicated, and the connecting rod structure is too much, and fragile, and damages the back maintenance degree of difficulty great to inside sets up inconvenient the change after spring and the connecting rod structure damages, has the modified necessity.
In view of this, research and improvement are carried out to solve the existing problems, and a novel high-pressure impact resistant hydraulic cylinder is provided, aiming at achieving the purposes of solving the problems and improving the practical value through the technology.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel anti high pressure strikes pneumatic cylinder to solve the problem that proposes in the above-mentioned background art and not enough.
To achieve the above object, the present invention is achieved by the following specific technical means:
a novel high pressure impact resistant hydraulic cylinder comprising: the cylinder body, the first counter bore, the second counter bore, the buffer plate, the first through hole, the third counter bore, the second through hole and the buffer spring; the top of the cylinder body is provided with a first counter bore; the output shaft of the cylinder body is positioned in the center of the first counter bore; a plurality of second counter bores are formed in the bottom end of the first counter bore, and the second counter bores annularly surround the side of the output shaft of the cylinder body; a buffer plate is embedded in the top of the inner part of the first counter bore and is in sliding fit with the first counter bore; a first through hole is formed in the middle of the buffer plate; the output shaft of the cylinder body is sleeved on the inner side of the first through hole, and the first through hole is fixed with the output shaft of the cylinder body through a bolt; a plurality of third counter bores are formed in the outer side of the first through hole, and the third counter bores and the second counter bores are in one-to-one correspondence from top to bottom; a second through hole is formed in the bottom end of the third counter bore; a buffer spring is embedded in the inner side of the second through hole; the buffer spring comprises a spring, an end plug, a ring sleeve and a shackle groove; the upper end and the lower end of the spring are respectively provided with an end plug; an end plug arranged at the lower end of the spring is embedded in the second counter bore, and the end plug is in clearance fit with the second counter bore; an end plug arranged at the upper end of the spring is embedded in the third counter bore, and the end plug is in threaded fit with the third counter bore; the ring sleeve is sleeved on one end of the end plug, which is close to the spring, and the ring sleeve and the end plug are of an integrated structure; the ring sleeve is sleeved outside the end part of the spring and is in interference fit with the end part of the spring; a ring sleeve arranged at the bottom of the end plug at the upper end of the spring is sleeved in the second through hole, and the ring sleeve is in clearance fit with the second through hole; the shackle groove is formed in one end, far away from the spring, of the end plug.
As a further optimization of the technical scheme, the first counter bore, the second counter bore, the first through hole and the second through hole are all circular.
As a further optimization of the technical scheme, the third counter bore is a threaded hole.
As a further optimization of the technical solution, the end plug is cylindrical, and a thread is formed on a side surface of the end plug disposed at the upper end of the spring.
As a further optimization of the technical scheme, the ring sleeve is cylindrical.
As a further optimization of the technical scheme, the shackle groove is in a polygonal shape.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
1. the utility model discloses a buffer spring replaces the current novel connecting rod structure of anti high-pressure impact pneumatic cylinder, and is not fragile, convenient maintenance.
2. The utility model discloses a set up end plug and the third counter bore screw-thread fit of buffer spring upper end, and the end cover and the second counter bore clearance fit of buffer spring lower extreme, make things convenient for buffer spring's installation to dismantle, the convenient change.
3. The utility model discloses an to the improvement of above-mentioned structure, it is rational in infrastructure to have, and is not fragile, convenient maintenance, easy to assemble dismantlement, the advantage of convenient change to effectual problem and the not enough of appearing in having solved current device.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a second counterbore structure of the present invention;
FIG. 3 is a schematic view of the buffer board structure of the present invention;
fig. 4 is a schematic structural view of the buffer spring of the present invention;
FIG. 5 is a schematic sectional view of the present invention;
fig. 6 is a schematic diagram of the point a structure of the present invention.
In the figure: the hydraulic cylinder comprises a cylinder body 1, a first counter bore 2, a second counter bore 3, a buffer plate 4, a first through hole 5, a third counter bore 6, a second through hole 7, a buffer spring 8, a spring 9, an end plug 10, a ring sleeve 11 and a shackle groove 12.
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.
It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 6, the specific technical implementation of the present invention:
a novel high pressure impact resistant hydraulic cylinder comprising: the damping device comprises a cylinder body 1, a first counter bore 2, a second counter bore 3, a damping plate 4, a first through hole 5, a third counter bore 6, a second through hole 7 and a damping spring 8; the top of the cylinder body 1 is provided with a first counter bore 2; the output shaft of the cylinder body 1 is positioned in the center of the first counter bore 2; the bottom end of the first counter bore 2 is provided with a plurality of second counter bores 3, and the plurality of second counter bores 3 annularly surround the side of the output shaft of the cylinder body 1; a buffer plate 4 is embedded in the top of the first counter bore 2, and the buffer plate 4 is in sliding fit with the first counter bore 2; a first through hole 5 is formed in the middle of the buffer plate 4; an output shaft of the cylinder body 1 is sleeved on the inner side of the first through hole 5, and the first through hole 5 is fixed with the output shaft of the cylinder body 1 through a bolt; a plurality of third counter bores 6 are formed in the outer side of the first through hole 5, and the plurality of third counter bores 6 correspond to the plurality of second counter bores 3 one by one from top to bottom; the bottom end of the third counter bore 6 is provided with a second through hole 7; a buffer spring 8 is embedded in the inner side of the second through hole 7; the buffer spring 8 comprises a spring 9, an end plug 10, a ring sleeve 11 and a shackle groove 12; the upper end and the lower end of the spring 9 are respectively provided with an end plug 10; an end plug 10 arranged at the lower end of the spring 9 is embedded in the second counter bore 3, and the end plug 10 is in clearance fit with the second counter bore 3; an end plug 10 arranged at the upper end of the spring 9 is embedded in the third counter bore 6, and the end plug 10 is in threaded fit with the third counter bore 6; the ring sleeve 11 is arranged at one end of the end plug 10 close to the spring 9, and the ring sleeve 11 and the end plug 10 are of an integrated structure; the ring sleeve 11 is sleeved outside the end part of the spring 9, and the ring sleeve 11 is in interference fit with the end part of the spring 9; a ring sleeve 11 arranged at the bottom of an end plug 10 at the upper end of the spring 9 is sleeved in the second through hole 7, and the ring sleeve 11 is in clearance fit with the second through hole 7; a shackle groove 12 opens in the end of the end plug 10 remote from the spring 9.
Specifically, referring to fig. 1, the first counter bore 2, the second counter bore 3, the first through hole 5, and the second through hole 7 are all circular.
Specifically, referring to fig. 3, the third counterbore 6 is a threaded hole.
Specifically, referring to fig. 4, the end plug 10 is cylindrical, and the side surface of the end plug 10 disposed at the upper end of the spring 9 is provided with a thread, which is matched with the thread of the third counterbore 6.
Specifically, referring to fig. 4, the ring 11 is cylindrical, and the ring 11 is used to fix the buffer spring 8.
Specifically, referring to fig. 4, the shackle groove 12 is polygonal, and the rotation of the end plug 10 is facilitated by the shackle groove 12.
The method comprises the following specific implementation steps:
when the buffer spring 8 is replaced, the end cover 10 is rotated through the shackle groove 12, so that the threads of the side part of the end cover 10 are separated from the threads of the third counter bore 6, the buffer spring 8 is pulled out upwards, the end cover 10 at the lower end of the new buffer spring 8 is inserted into the third counter bore 6, the end cover 10 at the upper end of the buffer spring 8 is rotated through the shackle groove 12, the threads of the side part of the end cover 10 are meshed with the threads of the third counter bore 6, and after the threads are meshed, the end cover 10 at the lower end of the buffer spring 8 is embedded into the second counter bore 3.
In summary, the following steps: the novel high-pressure impact resistant hydraulic cylinder replaces a connecting rod structure of the existing novel high-pressure impact resistant hydraulic cylinder through the buffer spring, is not easy to damage and is convenient to maintain; the end plug at the upper end of the buffer spring is in threaded fit with the third counter bore, and the end cover at the lower end of the buffer spring is in clearance fit with the second counter bore, so that the buffer spring is convenient to mount and dismount and replace; the utility model discloses an to the improvement of above-mentioned structure, it is rational in infrastructure to have, and is not fragile, convenient maintenance, easy to assemble dismantlement, the advantage of convenient change to effectual problem and the not enough of appearing in having solved current device.
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 (6)
1. A novel high pressure impact resistant hydraulic cylinder comprising: the cylinder comprises a cylinder body (1), a first counter bore (2), a second counter bore (3), a buffer plate (4), a first through hole (5), a third counter bore (6), a second through hole (7) and a buffer spring (8); the method is characterized in that:
the top of the cylinder body (1) is provided with a first counter bore (2); the output shaft of the cylinder body (1) is positioned at the center of the first counter bore (2);
the bottom end of the first counter bore (2) is provided with a plurality of second counter bores (3), and the second counter bores (3) annularly surround the side of the output shaft of the cylinder body (1);
a buffer plate (4) is embedded in the top of the inner part of the first counter bore (2), and the buffer plate (4) is in sliding fit with the first counter bore (2);
a first through hole (5) is formed in the middle of the buffer plate (4);
an output shaft of the cylinder body (1) is sleeved on the inner side of the first through hole (5), and the first through hole (5) is fixed with the output shaft of the cylinder body (1) through a bolt;
a plurality of third counter bores (6) are formed in the outer side of the first through hole (5), and the plurality of third counter bores (6) correspond to the plurality of second counter bores (3) one by one vertically;
a second through hole (7) is formed in the bottom end of the third counter bore (6);
a buffer spring (8) is embedded in the inner side of the second through hole (7);
the buffer spring (8) comprises a spring (9), an end plug (10), a ring sleeve (11) and a shackle groove (12); the upper end and the lower end of the spring (9) are respectively provided with an end plug (10); an end plug (10) arranged at the lower end of the spring (9) is embedded in the second counter bore (3), and the end plug (10) is in clearance fit with the second counter bore (3); an end plug (10) arranged at the upper end of the spring (9) is embedded in the third counter bore (6), and the end plug (10) is in threaded fit with the third counter bore (6); the ring sleeve (11) is arranged at one end of the end plug (10) close to the spring (9), and the ring sleeve (11) and the end plug (10) are of an integrated structure; the ring sleeve (11) is sleeved outside the end part of the spring (9), and the ring sleeve (11) is in interference fit with the end part of the spring (9); a ring sleeve (11) arranged at the bottom of an end plug (10) at the upper end of the spring (9) is sleeved in the second through hole (7), and the ring sleeve (11) is in clearance fit with the second through hole (7); the shackle groove (12) is formed in one end, far away from the spring (9), of the end plug (10).
2. The novel high-pressure impact resistant hydraulic cylinder as claimed in claim 1, wherein: the first counter bore (2), the second counter bore (3), the first through hole (5) and the second through hole (7) are all circular.
3. The novel high-pressure impact resistant hydraulic cylinder as claimed in claim 1, characterized in that: the third counter bore (6) is a threaded hole.
4. The novel high-pressure impact resistant hydraulic cylinder as claimed in claim 1, wherein: the end plug (10) is cylindrical, and the side surface of the end plug (10) arranged at the upper end of the spring (9) is provided with a thread.
5. The novel high-pressure impact resistant hydraulic cylinder as claimed in claim 1, wherein: the ring sleeve (11) is cylindrical.
6. The novel high-pressure impact resistant hydraulic cylinder as claimed in claim 1, wherein: the shackle groove (12) is polygonal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123415188.0U CN216842470U (en) | 2021-12-31 | 2021-12-31 | Novel anti high pressure impact pneumatic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123415188.0U CN216842470U (en) | 2021-12-31 | 2021-12-31 | Novel anti high pressure impact pneumatic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216842470U true CN216842470U (en) | 2022-06-28 |
Family
ID=82112828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123415188.0U Expired - Fee Related CN216842470U (en) | 2021-12-31 | 2021-12-31 | Novel anti high pressure impact pneumatic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216842470U (en) |
-
2021
- 2021-12-31 CN CN202123415188.0U patent/CN216842470U/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 |
Granted publication date: 20220628 |