CN218913332U - Piston rod for hydraulic hoist - Google Patents
Piston rod for hydraulic hoist Download PDFInfo
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- CN218913332U CN218913332U CN202222757585.4U CN202222757585U CN218913332U CN 218913332 U CN218913332 U CN 218913332U CN 202222757585 U CN202222757585 U CN 202222757585U CN 218913332 U CN218913332 U CN 218913332U
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- hydraulic hoist
- piston rod
- cylinder
- rod body
- jar
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model discloses a piston rod for a hydraulic hoist, which comprises a hydraulic hoist cylinder and a piston rod body, wherein the piston rod body is arranged in the hydraulic hoist cylinder, one end of the piston rod body extends to the outside of the hydraulic hoist cylinder, a base is arranged at the bottom end of the hydraulic hoist cylinder, a ring-shaped sleeve is sleeved on the surface of the piston rod body, a piston head is arranged at one end, far away from the ring-shaped sleeve, of the surface of the piston rod body, and a first main sealing ring is arranged on the outer wall of the piston head. The hydraulic hoist piston rod elastic buffer type transmission driving device not only realizes the elastic buffer type transmission driving of the piston rod of the hydraulic hoist, reduces the rigidity of the instantaneous driving of the piston rod of the hydraulic hoist, but also prolongs the service life of the piston rod of the hydraulic hoist.
Description
Technical Field
The utility model relates to the technical field of piston rods, in particular to a piston rod for a hydraulic hoist.
Background
At present, hydraulic cylinder enterprises in China are continuously increased, the hydraulic hoist is widely applied to hydraulic engineering, the hydraulic hoist is generally composed of a hydraulic system and a hydraulic cylinder, under the control of the hydraulic system, the inner wall of a piston body in the hydraulic cylinder axially reciprocates, so that a connecting rod and a gate connected to the piston are driven to linearly move, and the purpose of opening and closing an orifice is achieved.
The piston rod in the market is various in variety, can basically meet the use requirements of people, but still has a certain problem, the conventional piston rod is generally inconvenient for elastic buffer type transmission driving of the piston rod when in use, the rigidity of the piston rod during transmission is greatly influenced, and the service life of the hydraulic hoist is greatly influenced.
Disclosure of Invention
The utility model aims to provide a piston rod for a hydraulic hoist, which solves the problem that the piston rod is inconvenient to drive by elastic buffer type transmission in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a piston rod for hydraulic hoist, includes hydraulic hoist jar and piston rod body, the inside of hydraulic hoist jar is equipped with the piston rod body, and the one end of piston rod body extends to the outside of hydraulic hoist jar, the base is installed to the bottom of hydraulic hoist jar, the annular sleeve is installed to the surface cover of piston rod body, the piston head is installed to the one end that annular sleeve was kept away from on piston rod body surface, be equipped with first main sealing washer on the outer wall of piston head, be equipped with the second main sealing washer on the piston head outer wall of first main sealing washer one side, be equipped with the third main sealing washer on the piston head outer wall of second main sealing washer one side, the cylinder cap is equipped with to the surface cover of piston rod body, the piston rod body surface cover of cylinder cap one side is equipped with the spring, and the one end and the piston head of spring are connected to the other end and the cylinder cap of spring are connected.
Preferably, four groups of equidistant connecting bolts are arranged in the cylinder cover, one ends of the connecting bolts extend to the inside of the hydraulic hoist cylinder, a first sealing ring is arranged on the surface of the cylinder cover, and the cylinder cover is connected with the hydraulic hoist cylinder through the first sealing ring.
Preferably, the cylinder base is installed to the one end that the cylinder cap was kept away from to the hydraulic hoist jar, the inside of cylinder base is equipped with equidistant four sets of locking bolts, and the cylinder base passes through locking bolt and hydraulic hoist jar fixed connection, the surface cover of cylinder base is equipped with the second sealing washer, and the cylinder base is connected with the hydraulic hoist jar through the second sealing washer.
Preferably, the surface of the annular sleeve is sleeved with an annular sealing ring, and the annular sleeve is connected with the cylinder cover through the annular sealing ring.
Preferably, the threaded rod is installed to the one end that hydraulic hoist jar was kept away from to the piston rod body, the surface cover of threaded rod is equipped with the thread bush, the inside of thread bush is equipped with the internal thread, and internal thread and threaded rod threaded connection, the inside of thread bush is equipped with the through-hole, and the through-hole runs through the inside of thread bush.
Preferably, a nut is sleeved on the surface of the threaded rod on one side of the threaded sleeve, and the nut is in threaded connection with the threaded rod.
Compared with the prior art, the utility model has the beneficial effects that: the piston rod not only realizes the elastic buffer type transmission driving of the piston rod of the hydraulic hoist, reduces the rigidity of the instantaneous driving of the piston rod of the hydraulic hoist, but also prolongs the service life of the piston rod of the hydraulic hoist;
(1) The piston rod body is mounted with the hydraulic hoist cylinder, the annular sleeve is connected with the cylinder cover through the annular sealing ring, the annular sealing ring plays a role in sealing, the piston rod body slides in the hydraulic hoist cylinder, the piston head drives the spring to move, the spring plays a role in elastic buffering, so that the rigidity of the piston head is reduced, the elastic buffering type transmission driving of the piston rod of the hydraulic hoist is realized, the instantaneous driving rigidity of the piston rod of the hydraulic hoist is reduced, and the service life of the piston rod of the hydraulic hoist is prolonged;
(2) The cylinder cover is connected with the hydraulic hoist cylinder, the cylinder cover is fixed with the hydraulic hoist cylinder through the connecting bolt, the cylinder base is fixed with the hydraulic hoist cylinder through the locking bolt, and the cylinder base and the cylinder cover facilitate the opening of the hydraulic hoist cylinder, so that the connection and the assembly of a piston rod of the hydraulic hoist are facilitated, the convenient connection and the assembly of the piston rod of the hydraulic hoist are realized, and the convenience in the installation of the piston rod of the hydraulic hoist is improved;
(3) Through with threaded rod and piston rod body installation together, the threaded rod passes through the internal thread and is connected with the thread bush, and the thread bush is connected with the outside through the through-hole, has realized the piston rod of hydraulic hoist and outside convenient connection, has improved hydraulic hoist's piston rod connection's convenience.
Drawings
FIG. 1 is a schematic view of a three-dimensional exploded structure of the present utility model;
FIG. 2 is a schematic diagram of an exploded front view of the piston rod body of the present utility model;
FIG. 3 is a schematic three-dimensional perspective view of the present utility model;
fig. 4 is a schematic cross-sectional elevation view of the present utility model.
In the figure: 1. a hydraulic hoist cylinder; 2. a base; 3. a piston rod body; 4. a nut; 5. a threaded rod; 6. an internal thread; 7. a thread sleeve; 8. a through hole; 9. a connecting bolt; 10. a cylinder cover; 11. a cylinder base; 12. a locking bolt; 13. a piston head; 14. a ring-shaped sleeve; 15. a first seal ring; 16. a spring; 17. a ring-shaped sealing ring; 18. a second primary seal ring; 19. a second primary seal ring; 20. a third main seal ring; 21. and a second sealing ring.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the piston rod for the hydraulic hoist comprises a hydraulic hoist cylinder 1 and a piston rod body 3, wherein the piston rod body 3 is arranged in the hydraulic hoist cylinder 1, one end of the piston rod body 3 extends to the outside of the hydraulic hoist cylinder 1, a base 2 is arranged at the bottom end of the hydraulic hoist cylinder 1, a ring-shaped sleeve 14 is sleeved on the surface of the piston rod body 3, a piston head 13 is arranged at one end, far away from the ring-shaped sleeve 14, of the surface of the piston rod body 3, a first main sealing ring 18 is arranged on the outer wall of the piston head 13 at one side of the first main sealing ring 18, a second main sealing ring 19 is arranged on the outer wall of the piston head 13 at one side of the first main sealing ring 18, a third main sealing ring 20 is arranged on the outer wall of the piston head 13 at one side of the second main sealing ring 19, a cylinder cover 10 is sleeved on the surface of the piston rod body 3 at one side of the cylinder cover 10, a spring 16 is sleeved on the surface of the piston rod body 3 at one end of the cylinder cover 16, the other end of the spring 16 is connected with the cylinder cover 10, and the spring 16 plays a role in elastic supporting;
when the hydraulic hoist is used, the piston rod body 3 and the hydraulic hoist cylinder 1 are installed together, the piston head 13 is connected with the hydraulic hoist cylinder 1 through the first main sealing ring 18, the second main sealing ring 19 and the third main sealing ring 20, the first main sealing ring 18, the second main sealing ring 19 and the third main sealing ring 20 play a role in sealing, the annular sleeve 14 is installed together with the piston rod body 3, the annular sleeve 14 is connected with the cylinder cover 10 through the annular sealing ring 17, the annular sealing ring 17 plays a role in sealing, when the piston rod body 3 works, the piston head 13 drives the piston rod body 3 to slide, the piston rod body 3 slides in the hydraulic hoist cylinder 1, the piston head 13 drives the spring 16 to move, the cylinder cover 10 supports the spring 16, the spring 16 plays a role in elastic buffering, the rigidity of the piston rod of the hydraulic hoist is reduced, the elastic buffering driving of the piston rod of the hydraulic hoist is realized, the rigidity of the piston rod of the hydraulic hoist is reduced, and the service life of the piston rod of the hydraulic hoist is prolonged;
four groups of equidistant connecting bolts 9 are arranged in the cylinder cover 10, one ends of the connecting bolts 9 extend to the inside of the hydraulic hoist cylinder 1, the connecting bolts 9 play a role in connection and fixation, a first sealing ring 15 is arranged on the surface of the cylinder cover 10, the cylinder cover 10 is connected with the hydraulic hoist cylinder 1 through the first sealing ring 15, a cylinder base 11 is arranged at one end, far away from the cylinder cover 10, of the hydraulic hoist cylinder 1, four groups of equidistant locking bolts 12 are arranged in the cylinder base 11, the cylinder base 11 is fixedly connected with the hydraulic hoist cylinder 1 through the locking bolts 12, the locking bolts 12 play a role in connection and fixation, a second sealing ring 21 is sleeved on the surface of the cylinder base 11, the cylinder base 11 is connected with the hydraulic hoist cylinder 1 through the second sealing ring 21, a ring-shaped sealing ring 17 is sleeved on the surface of the ring-shaped sleeve 14, and the ring-shaped sleeve 14 is connected with the cylinder cover 10 through the ring-shaped sealing ring 17;
when the hydraulic hoist is used, the cylinder cover 10 is connected with the hydraulic hoist cylinder 1, the first sealing ring 15 plays a role in sealing, the cylinder cover 10 is fixed with the hydraulic hoist cylinder 1 through the connecting bolt 9, the cylinder base 11 is connected with the hydraulic hoist cylinder 1, the second sealing ring 21 plays a role in sealing, the cylinder base 11 is fixed with the hydraulic hoist cylinder 1 through the locking bolt 12, the cylinder base 11 and the cylinder cover 10 facilitate the opening of the hydraulic hoist cylinder 1, so that the connection and the assembly of a piston rod of the hydraulic hoist are facilitated, the convenient connection and the assembly of the piston rod of the hydraulic hoist are realized, and the convenience of the installation of the piston rod of the hydraulic hoist is improved;
the end, far away from the hydraulic hoist cylinder 1, of the piston rod body 3 is provided with a threaded rod 5, the surface of the threaded rod 5 is sleeved with a threaded sleeve 7, the interior of the threaded sleeve 7 is provided with an internal thread 6, the internal thread 6 is in threaded connection with the threaded rod 5, the interior of the threaded sleeve 7 is provided with a through hole 8, the through hole 8 penetrates through the interior of the threaded sleeve 7, the surface of the threaded rod 5 on one side of the threaded sleeve 7 is sleeved with a nut 4, and the nut 4 is in threaded connection with the threaded rod 5;
during use, the threaded rod 5 and the piston rod body 3 are installed together, the threaded rod 5 is connected with the threaded sleeve 7 through the internal thread 6, the nut 4 is sleeved on the surface of the threaded rod 5, the nut 4 plays a limiting role on the threaded rod 5 and the threaded sleeve 7, the threaded sleeve 7 is connected with the outside through the through hole 8, the piston rod of the hydraulic hoist is conveniently connected with the outside, and the convenience of connection of the piston rod of the hydraulic hoist is improved.
When the embodiment of the application is used, the following steps are adopted: firstly, through installing piston rod body 3 and hydraulic hoist cylinder 1 together, piston head 13 is connected with hydraulic hoist cylinder 1 through first main sealing washer 18, second main sealing washer 19 and third main sealing washer 20, first main sealing washer 18, second main sealing washer 19 and third main sealing washer 20 play the sealed effect, install annular sleeve 14 and piston rod body 3 together, annular sleeve 14 is connected with cylinder cap 10 through annular sealing washer 17, annular sealing washer 17 plays the sealed effect, when piston rod body 3 during operation, piston head 13 drives piston rod body 3 and slides, piston rod body 3 slides in the inside of hydraulic hoist cylinder 1, piston head 13 drives spring 16 to move, cylinder cap 10 supports spring 16, the rigidity of spring 16 reduces 13 is played by the spring, afterwards, be connected cylinder cap 10 and hydraulic hoist cylinder 1 through piston head 10, first sealing washer 15 plays the sealed effect, cylinder cap 10 is fixed with hydraulic hoist cylinder 1 through connecting bolt 9, be connected with hydraulic hoist cylinder base 11 and hydraulic hoist cylinder 1, second sealing washer 21 plays the sealed effect, base 11 is through connecting bolt 12 and hydraulic hoist body 1 and threaded rod 5, the threaded rod body is connected with threaded rod 5 through threaded rod 5 and threaded rod 5, the threaded rod 5 is connected with threaded rod 5 through threaded rod 3, the threaded rod 5 is convenient for the side-mounting, the threaded rod body is connected with the threaded rod 5 through threaded rod 7, the threaded rod 5 is opened and the threaded rod 5 is connected with the threaded rod 5.
Claims (6)
1. A piston rod for hydraulic hoist, including hydraulic hoist jar (1) and piston rod body (3), its characterized in that: the inside of hydraulic hoist jar (1) is equipped with piston rod body (3), and the one end of piston rod body (3) extends to the outside of hydraulic hoist jar (1), base (2) are installed to the bottom of hydraulic hoist jar (1), annular cover (14) are installed to the surface cover of piston rod body (3), piston head (13) are installed to the one end that annular cover (14) was kept away from on piston rod body (3) surface, be equipped with first main sealing washer (18) on the outer wall of piston head (13), be equipped with second main sealing washer (19) on the outer wall of piston head (13) of first main sealing washer (18) one side, be equipped with third main sealing washer (20) on the outer wall of piston head (13) of second main sealing washer (19) one side, cylinder cap (10) are installed to the surface cover of piston rod body (3) of cylinder cap (10) one side, and the one end of spring (16) is connected with piston head (13) to the other end of spring (16) is connected with cylinder cap (10).
2. A piston rod for a hydraulic hoist according to claim 1, characterized in that: the inside of cylinder cap (10) is equipped with equidistant four groups connecting bolt (9), and the one end of connecting bolt (9) extends to the inside of hydraulic hoist jar (1), the surface of cylinder cap (10) is equipped with first sealing washer (15), and cylinder cap (10) are connected with hydraulic hoist jar (1) through first sealing washer (15).
3. A piston rod for a hydraulic hoist according to claim 1, characterized in that: the hydraulic hoist cylinder (1) is kept away from one end of cylinder cap (10) and is installed jar base (11), the inside of jar base (11) is equipped with equidistant four sets of locking bolt (12), and jar base (11) are through locking bolt (12) and hydraulic hoist cylinder (1) fixed connection, the surface cover of jar base (11) is equipped with second sealing washer (21), and jar base (11) are connected with hydraulic hoist cylinder (1) through second sealing washer (21).
4. A piston rod for a hydraulic hoist according to claim 1, characterized in that: the surface of the annular sleeve (14) is sleeved with an annular sealing ring (17), and the annular sleeve (14) is connected with the cylinder cover (10) through the annular sealing ring (17).
5. A piston rod for a hydraulic hoist according to claim 1, characterized in that: threaded rod (5) are installed to one end that hydraulic hoist jar (1) was kept away from to piston rod body (3), threaded rod (5) surface cover is equipped with thread bush (7), the inside of thread bush (7) is equipped with internal thread (6), and internal thread (6) and threaded rod (5) threaded connection, the inside of thread bush (7) is equipped with through-hole (8), and through-hole (8) run through the inside of thread bush (7).
6. The piston rod for a hydraulic hoist according to claim 5, characterized in that: the surface of the threaded rod (5) at one side of the threaded sleeve (7) is sleeved with a nut (4), and the nut (4) is in threaded connection with the threaded rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222757585.4U CN218913332U (en) | 2022-10-20 | 2022-10-20 | Piston rod for hydraulic hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222757585.4U CN218913332U (en) | 2022-10-20 | 2022-10-20 | Piston rod for hydraulic hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218913332U true CN218913332U (en) | 2023-04-25 |
Family
ID=86042570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222757585.4U Active CN218913332U (en) | 2022-10-20 | 2022-10-20 | Piston rod for hydraulic hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218913332U (en) |
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2022
- 2022-10-20 CN CN202222757585.4U patent/CN218913332U/en active Active
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