CN212959342U - Novel double-rod hydraulic oil cylinder - Google Patents
Novel double-rod hydraulic oil cylinder Download PDFInfo
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- CN212959342U CN212959342U CN202021273170.4U CN202021273170U CN212959342U CN 212959342 U CN212959342 U CN 212959342U CN 202021273170 U CN202021273170 U CN 202021273170U CN 212959342 U CN212959342 U CN 212959342U
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Abstract
The utility model discloses a novel two hydraulic cylinder that go out pole, including well end cover, front end cover one and front end cover two, be fixed with the cylinder between front end cover one and the front end cover two, it has piston rod one and piston rod two to peg graft respectively at the both ends of cylinder, one side of front end cover one and front end cover two all is fixed with fixed cover, open one side of well end cover has two fixed slots, open the top of well end cover has liquid hole one, open the top of front end cover one and front end cover two has liquid hole two, the thread groove has all been opened to the inside of liquid hole one and liquid hole two, the inside of liquid hole one and liquid hole two is fixed with sealed the pad, the bottom that is located the thread groove of liquid hole one inside is connected with two branch pipes, valve one and valve two are installed respectively to one side of two branch pipes. The utility model discloses make two play pole hydraulic cylinder not only can make two piston rod simultaneous workings, can an arbitrary piston rod extend alone moreover, improve the flexibility of two play pole hydraulic cylinder motions, increase two play pole hydraulic cylinder connection oil pipe's leakproofness.
Description
Technical Field
The utility model relates to the technical field of, especially, relate to a novel two play pole hydraulic cylinder.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems. The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between the two sides of the effective area; the hydraulic cylinder is basically composed of a cylinder barrel and a cylinder cover, a piston and a piston rod, a sealing device, a buffering device and an exhaust device.
In the double-rod hydraulic oil cylinder in the prior art, the double-rod hydraulic oil cylinder only can enable two piston rods to work simultaneously, but can not work with any one piston rod alone relatively well, the movement flexibility of the double-rod hydraulic oil cylinder is relatively poor, and the sealing performance of the double-rod hydraulic oil cylinder for connecting an oil pipe is relatively poor. Therefore, it is desirable to design a new dual-extension hydraulic cylinder to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a novel double-rod hydraulic oil cylinder.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a novel double-rod hydraulic oil cylinder comprises a middle end cover, a front end cover I and a front end cover II, wherein a cylinder barrel is fixed between the front end cover I and the front end cover II, a first piston rod and a second piston rod are respectively inserted at two ends of the cylinder barrel, fixed sleeves are fixed at one sides of the first front end cover and the second front end cover, one side of the middle end cover is provided with two fixing grooves, the top of the middle end cover is provided with a first liquid hole, the tops of the first front end cover and the second front end cover are provided with a second liquid hole, threaded grooves are formed in the first liquid hole and the second liquid hole, sealing gaskets are fixed in the first liquid hole and the second liquid hole, the bottom of the threaded groove in the first liquid hole is connected with two branch pipes, one side of each branch pipe is provided with a first valve and a second valve respectively, and the first valve and the second valve are positioned in the fixed groove, and the bottom of the thread groove in the section of the branch pipe and the bottom of the thread groove in the liquid hole II are both provided with a buffering throttle valve.
Furthermore, a first buffer plunger is fixed inside the cylinder barrel, and a second buffer plunger is fixed at one end of the first piston rod and one end of the second piston rod.
Furthermore, a piston body is fixed at one end of the second buffer plunger, a wear-resistant ring is fixed on the outer wall of the piston body, and two sealing rings are fixedly sleeved on the outer wall of the wear-resistant ring.
Furthermore, a dustproof ring is fixed inside the fixed sleeve, and guide sleeves are fixed inside the fixed sleeve and the cylinder barrel.
Furthermore, the other ends of the first piston rod and the second piston rod are provided with external threads, the external threads are connected with an expansion disc in a threaded mode, and an anti-slip pad is fixed on one side of the expansion disc.
Furthermore, mounting plates are fixed on two sides of the middle end cover, the front end cover I and the front end cover II, and mounting holes are formed in the tops of the mounting plates.
Furthermore, fixing holes are formed in one sides of the middle end cover, the front end cover I and the front end cover II, and supporting rods are inserted into the fixing holes.
The utility model has the advantages that:
1. through the branch pipe, valve one and valve two that set up, there are two branch pipes in a liquid accuse intercommunication, and valve one and valve two are installed respectively to one side of two branch pipes simultaneously, can control branch pipe hydraulic oil through valve one and valve two and flow into in the cylinder for two play pole hydraulic cylinder not only can make two piston rods simultaneous workings, can alone arbitrary piston rod extend moreover, improve the flexibility of two play pole hydraulic cylinder movements.
2. Through the thread groove and the sealing gasket that set up, double thread seal when the thread groove can make two play pole hydraulic cylinder connect oil pipe improves two play pole hydraulic cylinder and connects oil pipe's leakproofness, prevents that two play pole hydraulic cylinder and oil pipe junction hydraulic oil from spilling over, and the sealing gasket further increases two play pole hydraulic cylinder and connects oil pipe's leakproofness.
3. Through the uide bushing and the dust ring that set up, the uide bushing can carry out and play the guide effect to the piston rod, takes place the skew when preventing that the piston rod from moving repeatedly, improves the stability that two play pole hydraulic cylinder piston rods used, and the dust ring is located the inside of fixed cover, can prevent the inside of dust cylinder, improves the environment of the interior piston rod motion of cylinder.
4. Through the mounting panel and the mounting hole that set up, the mounting panel is convenient for two play pole hydraulic cylinder fixed mounting, improves the convenience of two play pole hydraulic cylinder installations, and two play pole hydraulic cylinder fixed mounting are to the assigned position when the mounting panel passes through bolt and mounting hole cooperation can.
Drawings
Fig. 1 is a schematic view of the overall structure of a novel double-rod hydraulic cylinder provided by the utility model;
fig. 2 is a schematic view of a front view structure of a novel double-rod hydraulic cylinder provided by the utility model;
fig. 3 is the internal structure schematic diagram of the novel double-rod hydraulic oil cylinder provided by the utility model.
In the figure: the device comprises a middle end cover 1, a front end cover 2I, a front end cover 3 II, a supporting rod 4, a cylinder 5, a piston rod 6I, a piston rod 7 II, a fixed sleeve 8, an expansion disc 9, a non-slip mat 10, a mounting plate 11, a mounting hole 12, a fixing groove 13, a valve 14I, a valve 15 II, an external thread 16, a liquid hole 17I, a liquid hole 18 II, a thread groove 19, a sealing gasket 20, a branch pipe 21, a buffering throttle valve 22, a buffering plunger piston I23, a wear-resisting ring 24, a sealing ring 25, a buffering plunger piston 26 II, a guide sleeve 27 and a dust-proof ring 28.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 3, a novel double-outlet-rod hydraulic cylinder comprises a middle end cover 1, a first front end cover 2 and a second front end cover 3, a cylinder 5 is fixed between the first front end cover 2 and the second front end cover 3, a first piston rod 6 and a second piston rod 7 are respectively inserted at two ends of the cylinder 5, fixed sleeves 8 are fixed at one sides of the first front end cover 2 and the second front end cover 3, two fixed grooves 13 are formed at one side of the middle end cover 1, a first liquid hole 17 is formed at the top of the middle end cover 1, a second liquid hole 18 is formed at the top of the first front end cover 2 and the second front end cover 3, threaded grooves 19 are formed in the first liquid hole 17 and the second liquid hole 18, the threaded grooves 19 can enable double-thread sealing when the double-outlet-rod hydraulic cylinder is connected with an oil pipe, the sealing performance of the double-outlet-rod hydraulic cylinder for connecting the oil pipe is improved, the hydraulic cylinder and the hydraulic oil pipe are prevented from overflowing at the connection position, the sealing gasket 20 further increases the leakproofness of the connecting oil pipe of the double-outlet-rod hydraulic oil cylinder, the bottom of the thread groove 19 positioned inside the first liquid hole 17 is connected with two branch pipes 21, one side of each of the two branch pipes 21 is provided with a first valve 14 and a second valve 15 respectively, the first valve 14 and the second valve 15 can control the hydraulic oil flowing into the cylinder barrel 5 from the branch pipes 21, so that the double-outlet-rod hydraulic oil cylinder can enable two piston rods to work simultaneously, and can stretch any one piston rod independently, the movement flexibility of the double-outlet-rod hydraulic oil cylinder is improved, the first valve 14 and the second valve 15 are positioned inside the fixing groove 13, and the buffer throttle valve 22 is arranged at one section of each branch pipe 21 and the bottom of the thread groove 19.
Furthermore, a first buffer plunger 23 is fixed inside the cylinder 5, a second buffer plunger 26 is fixed at one end of the first piston rod 6 and one end of the second piston rod 7, and both the first buffer plunger 23 and the second buffer plunger 26 can buffer the piston.
Furthermore, a piston body is fixed at one end of the second buffer plunger 26, a wear-resistant ring 24 is fixed on the outer wall of the piston body, the wear-resistant ring 24 can protect the piston body, and two sealing rings 25 are fixedly sleeved on the outer wall of the wear-resistant ring 24.
Further, the inside of fixed cover 8 is fixed with dust ring 28, and dust ring 28 is located the inside of fixed cover 8, can prevent the inside of dust cylinder 5, improves the environment of the interior piston rod motion of cylinder 5, and the inside of fixed cover 8 and cylinder 5 is fixed with uide bushing 27, and uide bushing 27 can play the guide effect to the piston rod, takes place the skew when preventing the piston rod repetitive motion, improves the stability that two play pole hydraulic cylinder piston rods used.
Further, the other ends of the first piston rod 6 and the second piston rod 7 are provided with external threads 16, the external threads 16 facilitate the expansion disc 9 to be installed on the first piston rod 6 and the second piston rod 7, the external threads 16 are connected with the expansion disc 9 in a threaded mode, and the anti-slip pad 10 is fixed on one side of the expansion disc 9.
Furthermore, mounting plates 11 are fixed on two sides of the middle end cover 1, the front end cover I2 and the front end cover II 3, the mounting plates 11 are convenient for fixing and mounting of the double-rod hydraulic oil cylinder, the mounting convenience of the double-rod hydraulic oil cylinder is improved, and mounting holes 12 are formed in the top of the mounting plates 11.
Furthermore, a fixing hole is formed in one side of each of the middle end cover 1, the front end cover I2 and the front end cover II 3, a supporting rod 4 is inserted into the fixing hole, and the supporting rod 4 can support and fix the middle end cover 1, the front end cover I2 and the front end cover II 3.
The working principle is as follows: when the double-outlet-rod hydraulic cylinder is used, the double-outlet-rod hydraulic cylinder is fixedly installed at a specified position through the installation plate 11, the installation plate 11 is convenient for fixedly installing the double-outlet-rod hydraulic cylinder, the installation convenience of the double-outlet-rod hydraulic cylinder is improved, the installation plate 11 can be fixedly installed at the specified position through the matching of bolts and the installation holes 12, the oil pipe is connected to the insides of the first liquid hole 17 and the second liquid hole 18, meanwhile, the thread groove 19 inside the liquid hole can enable the double-outlet-rod hydraulic cylinder to be in double thread sealing when the double-outlet-rod hydraulic cylinder is connected with the oil pipe, the sealing performance of the double-outlet-rod hydraulic cylinder for connecting with the oil pipe is improved, the hydraulic oil at the joint of the double-outlet-rod hydraulic cylinder and the oil pipe is prevented from overflowing, the sealing gasket 20 further increases the sealing performance of the double-outlet-rod hydraulic cylinder for connecting with the oil pipe, the first liquid control 17, make two play pole hydraulic cylinder not only can make two piston rods simultaneous working, and can any one piston rod alone extend, improve the flexibility of two play pole hydraulic cylinder motions, uide bushing 27 can play the guide effect to the piston rod, take place the skew when preventing that the piston rod from moving repeatedly, improve the stability that two play pole hydraulic cylinder piston rods used, dust ring 28 is located the inside of fixed cover 8, can prevent the inside of dust cylinder 5, improve the environment of the piston rod motion in the cylinder 5.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A novel double-rod hydraulic oil cylinder comprises a first front end cover (1), a first front end cover (2) and a second front end cover (3), and is characterized in that a cylinder barrel (5) is fixed between the first front end cover (2) and the second front end cover (3), a first piston rod (6) and a second piston rod (7) are respectively inserted into two ends of the cylinder barrel (5), a fixing sleeve (8) is fixed on one side of the first front end cover (2) and one side of the second front end cover (3), two fixing grooves (13) are formed in one side of the first middle end cover (1), a first liquid hole (17) is formed in the top of the first middle end cover (1), a second liquid hole (18) is formed in the top of the first front end cover (2) and the second front end cover (3), thread grooves (19) are formed in the first liquid hole (17) and the second liquid hole (18), and sealing gaskets (20) are fixed in the first liquid hole (17) and the second liquid hole (18), be located the bottom of the inside thread groove (19) of liquid hole (17) is connected with two branch pipes (21), two valve (14) and valve two (15) are installed respectively to one side of branch pipe (21), and valve one (14) and valve two (15) are located the inside of fixed slot (13), buffering choke valve (22) are all installed to the bottom of one section of branch pipe (21) and the inside thread groove (19) of liquid hole two (18).
2. A novel double-rod hydraulic oil cylinder as claimed in claim 1, characterized in that a first buffer plunger (23) is fixed inside the cylinder barrel (5), and a second buffer plunger (26) is fixed at one end of the first piston rod (6) and one end of the second piston rod (7).
3. The novel double-outlet-rod hydraulic oil cylinder as claimed in claim 2, wherein a piston body is fixed at one end of the second buffer plunger (26), a wear-resistant ring (24) is fixed on the outer wall of the piston body, and two sealing rings (25) are fixedly sleeved on the outer wall of the wear-resistant ring (24).
4. A novel double-rod hydraulic cylinder as claimed in claim 1, characterized in that a dust ring (28) is fixed inside the fixing sleeve (8), and a guide sleeve (27) is fixed inside the fixing sleeve (8) and the cylinder (5).
5. The novel double-rod hydraulic oil cylinder as claimed in claim 1, wherein the other ends of the first piston rod (6) and the second piston rod (7) are both provided with external threads (16), the external threads (16) are in threaded connection with an expansion disc (9), and a non-slip pad (10) is fixed on one side of the expansion disc (9).
6. The novel double-rod hydraulic oil cylinder as claimed in claim 1, wherein mounting plates (11) are fixed to two sides of the middle end cover (1), the first front end cover (2) and the second front end cover (3), and mounting holes (12) are formed in the tops of the mounting plates (11).
7. The novel double-rod hydraulic oil cylinder as claimed in claim 1, wherein fixing holes are formed in one sides of the middle end cover (1), the first front end cover (2) and the second front end cover (3), and a support rod (4) is inserted into the fixing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021273170.4U CN212959342U (en) | 2020-07-03 | 2020-07-03 | Novel double-rod hydraulic oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021273170.4U CN212959342U (en) | 2020-07-03 | 2020-07-03 | Novel double-rod hydraulic oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212959342U true CN212959342U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021273170.4U Active CN212959342U (en) | 2020-07-03 | 2020-07-03 | Novel double-rod hydraulic oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212959342U (en) |
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2020
- 2020-07-03 CN CN202021273170.4U patent/CN212959342U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210906 Address after: 101400 Beijing city Huairou District Bohai town Huai Sha Road No. 536 Patentee after: Beijing Jinkai Environmental Protection Technology Co.,Ltd. Address before: 100176 1111, 10th floor, building 5, yard 2, boxingjiu Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee before: Beijing Jinkai Environmental Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230506 Address after: 1111, 10th Floor, Building 5, Yard 2, Boxing 9th Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing 102600 Patentee after: Beijing Jinkai new energy and Environmental Technology Co.,Ltd. Address before: 101400 Beijing city Huairou District Bohai town Huai Sha Road No. 536 Patentee before: Beijing Jinkai Environmental Protection Technology Co.,Ltd. |