CN217055786U - Plunger oil cylinder - Google Patents
Plunger oil cylinder Download PDFInfo
- Publication number
- CN217055786U CN217055786U CN202220529994.6U CN202220529994U CN217055786U CN 217055786 U CN217055786 U CN 217055786U CN 202220529994 U CN202220529994 U CN 202220529994U CN 217055786 U CN217055786 U CN 217055786U
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- Prior art keywords
- cylinder
- cylinder rod
- universal support
- screw
- plunger
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- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 229910001018 Cast iron Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 18
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a plunger hydro-cylinder, include: the cylinder, the jar pole, a pedestal, the uide bushing, discharge valve, universal support, the screw is beaten to the stopper, the separation blade, stop nut, be provided with the oil feed passageway on the base is installed to the cylinder bottom, the lateral wall upper portion of cylinder is provided with discharge valve, the inside axial of cavity of cylinder is provided with the jar pole, the uide bushing is installed through the internal thread in cylinder upper portion, the uide bushing overlaps in the upper portion of jar pole, stop nut is installed to jar pole bottom, universal support is installed on jar pole top, universal support is beaten the screw through the stopper and is connected with the jar pole. The plunger oil cylinder can be attached to an object to be jacked at different angles through the universal supporting mechanism, and the requirement that the plunger oil cylinder can be jacked by uneven and inclined table tops in a narrow space is met; meanwhile, the stress condition of the contact surface of the cylinder rod of the oil cylinder and the table top can be improved, and the service life of the plunger oil cylinder is effectively prolonged.
Description
Technical Field
The utility model relates to a pneumatic cylinder technical field particularly, in particular to plunger hydro-cylinder.
Background
The submarine pipeline magnetic flux leakage detection ball receiving and sending vehicle realizes the adjustment of the height of the receiving and sending balls through a lifting platform to adapt to receiving and sending cylinders with different heights, the lifting platform is mainly connected with an upper platform and a lower base through a plurality of groups of cross-arranged shearing fork mechanisms, the shearing fork mechanisms are driven through a lifting oil cylinder and further drive the upper platform to move up and down, because the lifting height of the lifting platform is determined by the closing angle of the scissor mechanism, the smaller the closing angle of the scissor mechanism is, the smaller the jacking force of the lifting oil cylinder is because the lifting oil cylinder is in a nearly horizontal state, the effective jacking can not be realized under the condition that the upper platform has heavy load requirement, so the auxiliary jacking of a plunger oil cylinder capable of realizing the jacking at a vertical angle is needed, and the inclination of the lifting platform in the lifting process can cause that the contact surface of the cylinder rod of the plunger oil cylinder and the lifting platform can not be completely attached, so that the stress of the cylinder rod is uneven, and the service life of the plunger oil cylinder is shortened.
SUMMERY OF THE UTILITY MODEL
In order to compensate for the defects of the prior art, the utility model provides a plunger cylinder.
The utility model discloses a realize through following technical scheme:
a plunger cylinder, comprising: the cylinder barrel, the cylinder rod, the base, the guide sleeve, the exhaust valve, the universal support, the plug screw, the catch and the limit nut;
the cylinder barrel is a hollow steel cylinder, the base is installed at the bottom of the cylinder barrel, an oil inlet channel is arranged on the base, the exhaust valve is arranged on the side wall of the cylinder barrel, the cylinder rod is axially arranged in the cavity of the cylinder barrel, the guide sleeve is installed at the upper part of the cylinder barrel through internal threads, 1 group of dust-proof rings, 1 group of support bands, 1 group of Y-shaped seal rings, 1 group of first O-shaped seal rings and 2 groups of support bands are sequentially installed on the inner wall of the guide sleeve from top to bottom through the arranged annular groove, the guide sleeve is sleeved at the upper part of the cylinder rod, and 2 groups of second O-shaped seal rings are arranged at the lower part of the outer wall of the guide sleeve;
the bottom of the cylinder rod is provided with a limit nut through threads;
the top end of the cylinder rod is in a concave spherical surface shape, the top end of the cylinder rod is provided with the universal support, the universal support is a supporting structure which is made of cast iron and has a spherical surface at the bottom and a cylindrical groove inside, the bottom surface of the cylindrical groove inside the universal support is in a concave spherical surface shape, the center of the bottom of the universal support is provided with a mounting hole for mounting the plug screw, the center of the top of the cylinder rod is provided with a threaded hole, the universal support is connected with the cylinder rod through the plug screw, a threaded column of the plug screw is screwed into the threaded hole of the cylinder rod, one part of a cylindrical pin of the plug screw is inserted into the cylinder rod, the lower part of a nut of the plug screw is provided with the blocking piece, and the bottom of the blocking piece is in a concave spherical surface shape.
Preferably, the length of the part, which is not inserted into the cylindrical pin of the cylinder rod, of the stop screw is greater than the sum of the thickness of the bottom of the baffle plate and the thickness of the bottom of the universal support.
Preferably, the difference between the diameter of the inner wall of the cylindrical groove of the universal support and the diameter of the outer wall of the separation blade is larger than the difference between the diameter of the mounting hole of the universal support and the diameter of the outer wall of the cylindrical pin of the plug screw.
The utility model discloses owing to adopted above technical scheme, compare with prior art and make it have following beneficial effect:
1. the plunger oil cylinder can be attached to an object to be jacked at different angles through the universal supporting mechanism, and the requirement that the plunger oil cylinder can be jacked by uneven and inclined table tops in a narrow space is met;
2. this patent can improve the atress condition of hydro-cylinder jar pole and mesa contact surface through universal supporting mechanism, effectively prolongs the life of plunger hydro-cylinder.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of the overall structure of the plunger cylinder of the present invention;
fig. 2 is a sectional view of the plunger cylinder of the present invention.
Wherein, the corresponding relation between the reference numbers and the parts in fig. 1-2 is as follows:
1. a cylinder barrel; 2. a cylinder rod; 3. a base; 4. a guide sleeve; 5. an exhaust valve; 6. a universal support; 7. plugging and screwing screws; 8. a baffle plate; 9. a limit nut; 10. an oil inlet channel; 11. a dust ring; 12. a support band; 13. a Y-shaped seal ring; 14. a first O-ring seal; 15. and a second O-shaped sealing ring.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
A plunger cylinder according to an embodiment of the present invention will be specifically described below with reference to fig. 1 to 2.
As shown in fig. 1-2, a plunger cylinder includes: the cylinder barrel 1, the cylinder rod 2, the base 3, the guide sleeve 4, the exhaust valve 5, the universal support 6, the plug screw 7, the catch 8 and the limit nut 9; the cylinder barrel 1 is a hollow cylinder made of steel, a base 3 is installed at the bottom of the cylinder barrel 1, an oil inlet channel 10 is arranged on the base 3, an exhaust valve 5 is arranged on the side wall of the cylinder barrel 1, a cylinder rod 2 is axially arranged in the cavity of the cylinder barrel 1, a guide sleeve 4 is installed at the upper portion of the cylinder barrel 1 through internal threads, 1 group of dust- proof rings 11, 1 group of support bands 12, 1 group of Y-shaped seal rings 13, 1 group of first O-shaped seal rings 14 and 2 groups of support bands 12 are sequentially installed on the inner wall of the guide sleeve 4 from top to bottom through an annular groove, the guide sleeve 4 is sleeved on the upper portion of the cylinder rod 2, and 2 groups of second O-shaped seal rings 15 are arranged at the lower portion of the outer wall of the guide sleeve 4; the bottom of the cylinder rod 2 is provided with a limit nut 9 through threads; the top of jar pole 2 is spill sphere form, universal support 6 is installed on the top of jar pole 2, universal support 6 is the bearing structure that the bottom that cast iron processing was made is the sphere and inside cylindrical groove, the bottom surface of the inside cylindrical groove of universal support 6 is spill sphere form, the mounting hole that satisfies stopper and beat the installation of screw 7 is offered to universal support 6 bottom center department, 2 top center departments of jar pole set up the screw hole, universal support 6 beats screw 7 through the stopper and is connected with jar pole 2, the screw post that the stopper was beaten screw 7 twists in the screw hole of jar pole 2, the cylindric lock part that the stopper was beaten screw 7 inserts jar pole 2, the nut lower part that the stopper was beaten screw 7 is provided with separation blade 8, separation blade 8 bottom is spill sphere form. . The length of the part, which is not inserted into the cylindrical pin of the cylinder rod 2, of the stop screw 7 is greater than the sum of the thickness of the bottom of the baffle plate 8 and the thickness of the bottom of the universal support 6; the difference between the diameter of the inner wall of the cylindrical groove of the universal support 6 and the diameter of the outer wall of the separation blade 8 is larger than the difference between the diameter of the mounting hole of the universal support 6 and the diameter of the outer wall of the cylindrical pin of the plug screw 7.
This patent application principle:
before oil injection, the exhaust valve 5 is opened, after hydraulic oil flows out, the exhaust valve 5 is closed, oil is injected through the oil inlet channel 10, the cylinder barrel 1 is filled with the hydraulic oil, then pressurized and injected, the cylinder rod 2 is jacked up through pressure, the universal support 6 automatically adjusts the angle to realize tight fit with the bottom surface of the platform when the upper platform of the lifting platform is inclined, and after the stroke of the oil cylinder is adjusted in place, the oil cylinder is clamped on the guide sleeve 4 through the limiting nut 9; when the oil cylinder descends, the cylinder rod 2 is pressed down by the self weight of the lifted heavy object, and the cylinder rod is reset.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A plunger cylinder, comprising: the cylinder barrel (1), the cylinder rod (2), the base (3), the guide sleeve (4), the exhaust valve (5), the universal support (6), the plug screw (7), the blocking piece (8) and the limit nut (9);
the cylinder barrel (1) is a hollow cylinder made of steel, the base (3) is arranged at the bottom of the cylinder barrel (1), an oil inlet channel (10) is arranged on the base (3), the upper part of the side wall of the cylinder barrel (1) is provided with the exhaust valve (5), the cylinder rod (2) is axially arranged in the cavity of the cylinder barrel (1), the guide sleeve (4) is arranged at the upper part of the cylinder barrel (1) through internal threads, the inner wall of the guide sleeve (4) is sequentially provided with 1 group of dust rings (11), 1 group of supporting bands (12), 1 group of Y-shaped sealing rings (13), 1 group of first O-shaped sealing rings (14) and 2 groups of supporting bands (12) from top to bottom through the annular groove, the guide sleeve (4) is sleeved on the upper part of the cylinder rod (2), and 2 groups of second O-shaped sealing rings (15) are arranged on the lower part of the outer wall of the guide sleeve (4);
the bottom of the cylinder rod (2) is provided with a limit nut (9) through threads;
the top end of the cylinder rod (2) is in a concave spherical surface shape, the universal support (6) is installed at the top end of the cylinder rod (2), the universal support (6) is a support structure which is processed by cast iron and has a spherical bottom and a cylindrical groove inside, the bottom surface of the cylindrical groove inside the universal support (6) is in a concave spherical surface shape, an installation hole which is used for installing the plugging screw (7) is formed in the center of the bottom of the universal support (6), a threaded hole is formed in the center of the top of the cylinder rod (2), the universal support (6) is connected with the cylinder rod (2) through the plugging screw (7), a threaded column of the plugging screw (7) is screwed into the threaded hole of the cylinder rod (2), one part of a cylindrical pin of the plugging screw (7) is inserted into the cylinder rod (2), and the blocking piece (8) is arranged at the lower part of a nut of the plugging screw (7), the bottom of the baffle plate (8) is in a concave spherical surface shape.
2. A plunger cylinder according to claim 1, characterized in that the length of the portion of the cylindrical pin of the cylinder rod (2) into which the setscrew (7) is not inserted is greater than the sum of the thickness of the bottom of the stopper (8) and the thickness of the bottom of the gimbal support (6).
3. The plunger cylinder according to claim 1, characterized in that the difference between the diameter of the inner wall of the cylindrical groove of the universal support (6) and the diameter of the outer wall of the baffle plate (8) is larger than the difference between the diameter of the mounting hole of the universal support (6) and the diameter of the outer wall of the cylindrical pin of the driving screw (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220529994.6U CN217055786U (en) | 2022-03-12 | 2022-03-12 | Plunger oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220529994.6U CN217055786U (en) | 2022-03-12 | 2022-03-12 | Plunger oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217055786U true CN217055786U (en) | 2022-07-26 |
Family
ID=82490180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220529994.6U Active CN217055786U (en) | 2022-03-12 | 2022-03-12 | Plunger oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217055786U (en) |
-
2022
- 2022-03-12 CN CN202220529994.6U patent/CN217055786U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240625 Address after: 300392 Tianjin Binhai New Area Huayuan Industrial Zone (Outer Ring) Haitai Development Sixth Road No. 3 Xingqi No.1 Innovation Factory Factory Building 1 Site 104-005 Patentee after: Tianjin Guowei Jingyuan Intellectual Property Co.,Ltd. Country or region after: China Address before: 300457 Room 101, building a, Tianhai apartment, No. 182, Huanghai Road, Binhai New Area Development Zone, Tianjin Patentee before: TIANJIN DEVELOPMENT DISTRICT TSHY ELECTROMECHANICAL EQUIPMENT TECHNOLOGY CO.,LTD. Country or region before: China |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240729 Address after: Room 121, Door 1, Building 3, No. 22 Kaihua Road, Huayuan Industrial Zone, Binhai New Area, Tianjin 300392 Patentee after: Tianjin Muchun Technology Co.,Ltd. Country or region after: China Address before: 300392 Tianjin Binhai New Area Huayuan Industrial Zone (Outer Ring) Haitai Development Sixth Road No. 3 Xingqi No.1 Innovation Factory Factory Building 1 Site 104-005 Patentee before: Tianjin Guowei Jingyuan Intellectual Property Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |