CN117231829A - Explosion-proof and leak-proof high-pressure oil pipe assembly - Google Patents
Explosion-proof and leak-proof high-pressure oil pipe assembly Download PDFInfo
- Publication number
- CN117231829A CN117231829A CN202311516233.2A CN202311516233A CN117231829A CN 117231829 A CN117231829 A CN 117231829A CN 202311516233 A CN202311516233 A CN 202311516233A CN 117231829 A CN117231829 A CN 117231829A
- Authority
- CN
- China
- Prior art keywords
- oil pipe
- joint
- oil
- groove
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000001503 joint Anatomy 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 12
- 238000004880 explosion Methods 0.000 claims 3
- 239000000428 dust Substances 0.000 abstract description 4
- 230000009172 bursting Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 81
- 238000010586 diagram Methods 0.000 description 5
- 230000005489 elastic deformation Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 125000003003 spiro group Chemical group 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 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
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The application discloses an explosion-proof and leakage-proof high-pressure oil pipe assembly, which relates to the technical field of high-pressure oil pipes and comprises the following components: comprising the following steps: an oil pipe joint; a connecting pipe which is in threaded connection and matched with the oil pipe joint; the high-pressure oil pipe is fixedly connected to the connecting pipe; the valve base is arranged in the oil pipe joint and symmetrically provided with two oil ways; the abutting joint is connected to the oil pipe joint in a sliding manner; a first spring; a pressure release valve; a second spring; the oil pipe joint is provided with a threaded sleeve, and the other oil pipe joint is provided with a threaded groove matched with the threaded sleeve, and the threaded sleeve is in threaded fit with the threaded groove. One end of the abutting joint is abutted with the inner wall of the oil pipe joint through the elasticity of the first spring so as to block an oil way and prevent dust from entering; when two oil pipe joints butt makes relief valve and valve basis break away from, and oil can flow in from two way oil routes smoothly, and oil is getting into the one end butt that can with the relief valve, carries out the pressure release to the pressure of oil, prevents that high-pressure oil pipe from bursting.
Description
Technical Field
The application relates to the technical field of high-pressure oil pipes, in particular to an explosion-proof and leakage-proof high-pressure oil pipe assembly.
Background
The high-pressure oil pipe is a component part of a high-pressure oil way, and is required to bear certain oil pressure and have certain fatigue strength, so that the sealing requirement of the pipeline is ensured; the high-pressure oil pipe is generally used in the fields of excavators, loaders, side-tipping vehicles, hydraulic power assisted vehicles, hydraulic supports, cement conveying pipes, agricultural irrigation rubber pipes, engineering machinery hydraulic oil pipes, submarine natural gas conveying, petroleum transportation and the like.
The prior art has the following defects: 1. the joint cannot release the pressure of oil, and the joint of the oil pipe joint and the high-pressure oil pipe can be broken due to the fact that the pressure of the oil in the high-pressure oil pipe is high after long-term use; 2. when the oil pipe is not connected, dust is easily accumulated in the oil pipe, and the oil pipe cannot be protected in a dustproof mode.
Disclosure of Invention
The application aims to provide an explosion-proof and leakage-proof high-pressure oil pipe assembly, which solves the defects in the prior art.
In order to achieve the above object, the present application provides the following technical solutions: an explosion-proof and leak-proof high pressure oil pipe assembly comprising: two connecting units, every connecting unit all includes:
an oil pipe joint;
a connecting pipe which is in threaded connection and matched with the oil pipe joint;
the high-pressure oil pipe is fixedly connected to the connecting pipe;
the valve base is arranged in the oil pipe joint and symmetrically provided with two oil ways;
the abutting joint is connected to the oil pipe joint in a sliding manner, and a circular groove is formed in the abutting joint;
one end of the first spring is fixedly connected in the circular groove, and the other end of the first spring is fixedly connected on the valve foundation;
the pressure release valve is connected to the valve foundation in a sliding way, one end of the pressure release valve is in butt fit with the butt joint, and the other end of the pressure release valve is in butt fit with the valve foundation;
one end of the second spring is fixedly connected to the pressure release valve, and the other end of the second spring is fixedly connected to the valve foundation;
the oil pipe joint is provided with a threaded sleeve, the other oil pipe joint is provided with a threaded groove matched with the threaded sleeve, the threaded sleeve is in threaded connection with the threaded groove, and the oil pipe joint provided with the threaded groove is sleeved with a first sealing gasket.
Further, a second sealing gasket is arranged on the connecting pipe at the position connected with the oil pipe joint.
Further, a third sealing gasket is sleeved on the abutting joint.
Further, one of the abutting joints is fixedly connected with a plug rod, the other abutting joint is provided with a plug groove, and the plug rod is in plug fit with the plug groove.
Further, the pressure relief valve is "T-shaped".
Further, a first groove and a second groove are formed in the valve base, the first groove is communicated with the second groove, the inner wall of the first groove is fixedly connected with the first spring at one end far away from the butt joint, and the inner wall of the second groove is fixedly connected with the second spring at one end far away from the butt joint.
In the technical scheme, according to the explosion-proof and leakage-proof high-pressure oil pipe assembly provided by the application, one end of the abutting joint is abutted with the inner wall of the oil pipe joint by the elasticity of the first spring so as to block an oil path and prevent dust from entering; when two oil pipe joints butt makes relief valve and valve basis break away from, and oil can flow in from two way oil routes smoothly, and oil is getting into the one end butt that can with the relief valve, carries out the pressure release to the pressure of oil, prevents that high-pressure oil pipe from bursting.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of an overall structure according to an embodiment of the present application;
FIG. 2 is a schematic view of an overall structure of another angle according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a closed state structure of a pressure release valve of two connection units according to an embodiment of the present application;
fig. 4 is a schematic diagram of an open state structure of a pressure release valve of two connection units according to an embodiment of the present application;
FIG. 5 is a schematic diagram showing a closing structure of a pressure release valve in a connection unit according to an embodiment of the present application;
fig. 6 is a schematic diagram of an opening structure of a pressure release valve in a connection unit according to an embodiment of the present application.
Reference numerals illustrate:
1. an oil pipe joint; 2. a connecting pipe; 3. a high pressure oil pipe; 4. a valve base; 41. an oil path; 5. a butt joint; 51. a circular groove; 6. a first spring; 7. a pressure release valve; 8. a second spring; 9. a threaded sleeve; 10. a first gasket; 11. a second gasket; 12. a third gasket; 13. and (5) inserting a connecting rod.
Detailed Description
In order to make the technical scheme of the present application better understood by those skilled in the art, the present application will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1-6, an explosion-proof and leak-proof high-pressure oil pipe assembly according to an embodiment of the present application includes: two connecting units, every connecting unit all includes: an oil pipe joint 1; the oil pipe joints 1 in the two connecting units are in butt fit; a connecting pipe 2 which is in threaded fit with the oil pipe joint 1; high-pressure oil pipe 3, its fixed connection is on connecting pipe 2, it can be understood: the high-pressure oil pipe 3 is communicated with the connecting pipe 2; the valve base 4 is arranged in the oil pipe joint 1, and two oil paths 41 are symmetrically formed on the valve base 4; an abutting joint 5 which is connected to the oil pipe joint 1 in a sliding manner, wherein one end of the abutting joint 5 is in abutting fit with the oil pipe joint 1, and a circular groove 51 is formed in the abutting joint 5; one end of the first spring 6 is fixedly connected in the circular groove 51, and the other end of the first spring is fixedly connected to the valve base 4; specifically, the first spring 6 is a compression spring; the first spring 6 is elastically deformed and contracted to drive the abutting joint 5 to abut against the pressure release valve 7; the pressure release valve 7 is connected to the valve base 4 in a sliding way, one end of the pressure release valve 7 is in abutting fit with the abutting joint 5, and the other end of the pressure release valve 7 is in abutting fit with the valve base 4; the oil can be divided into two paths through the pressure release valve 7, so that the pressure of the oil can be effectively released, and the high-pressure oil pipe 3 is prevented from bursting; specifically, the relief valve 7 is "T-shaped"; one end of the second spring 8 is fixedly connected to the pressure release valve 7, and the other end of the second spring is fixedly connected to the valve foundation 4; specifically, the second spring 8 is a compression spring; the elastic deformation process of the second spring 8 drives one end of the pressure release valve 7 to be separated from the valve base 4, so that the pressure release valve 7 is opened, namely, the oil way 41 is communicated with the connecting pipe 2; a threaded sleeve 9 is arranged on one oil pipe joint 1, a threaded groove matched with the threaded sleeve 9 is formed in the other oil pipe joint 1, the threaded sleeve 9 is in threaded fit with the threaded groove, and a first sealing gasket 10 is sleeved on the oil pipe joint 1 provided with the threaded groove; the first sealing gasket 10 can effectively prevent oil from leaking from the joint of the threaded sleeve 9 and the oil pipe joint 1; the connection mode of the threaded sleeve 9 and the oil pipe joint 1 can be as follows: the threaded connection and the movable connection (i.e. sliding and rotating) are not particularly limited herein; the threaded sleeve 9 is in dynamic sealing connection with the oil pipe joint 1, and the dynamic sealing connection is in the prior art and is not repeated here.
As a preferred embodiment of the present application: a second sealing gasket 11 is arranged on the connecting pipe 2 at the position connected with the oil pipe joint 1; the second gasket 11 serves to prevent leakage of oil from the connection location of the connection pipe 2 with the oil pipe joint 1.
As a preferred embodiment of the present application: a third sealing gasket 12 is sleeved on the abutting joint 5; the third gasket 12 can seal the contact position between the contact joint 5 and the oil pipe joint 1.
As a preferred embodiment of the present application: one of the butt joints 5 is fixedly connected with a plug rod 13, the other butt joint 5 is provided with a plug groove, and the plug rod 13 is in plug fit with the plug groove; the plug rod 13 is plugged with the plug groove, so that the effect of fixing the plug rod and the plug groove can be achieved, the positions of the two abutting joints 5 are relatively fixed, and when the threaded sleeve 9 is in threaded connection with the oil pipe joint 1, the two abutting joints 5 are prevented from being offset and misplaced.
Specifically, the valve foundation 4 is provided with a first groove and a second groove, the first groove is communicated with the second groove, the inner wall of the first groove is fixedly connected with the first spring 6 at one end far away from the butt joint 5, and the inner wall of the second groove is fixedly connected with the second spring 8 at one end far away from the butt joint 5.
Working principle: during the use, with two oil pipe joints 1 relatively, and peg graft spliced pole 13 with the jack groove, make the position relative fixation of two butt joints 5, screw thread sleeve 9 and another oil pipe joint 1 spiro union on with one oil pipe joint 1, in the spiro union in-process, two butt joints 5 butt each other, along with the progress of screw thread sleeve 9 and oil pipe joint 1 spiro union, the distance between two oil pipe joints 1 reduces gradually, make two butt joints 5 slide in two oil pipe joints 1 with one-to-one respectively, in the gliding in-process of butt joint 5, can extrude first spring 6 at first, make first spring 6 take place elastic deformation and stretch out and draw back, along with the continuous slip of butt joint 5, butt joint 5 can with relief valve 7 butt joint, drive relief valve 7 slides on valve basis 4, relief valve 7 extrudees second spring 8, make second spring 8 take place elastic deformation and shrink, and, after the slip, one end and valve basis 4 of relief valve 7 break away from, make one of them 2, one of them oil circuits 41, another oil circuit 2 are connected with each other, the high pressure oil circuit 3 at first, can take place the high pressure oil circuit 3, the pressure can be broken at first, the high pressure oil circuit 3 is passed through in the other oil circuit 3, the high pressure oil circuit 4 is broken, the pressure 3 can be broken at first, the high pressure 4 is carried out, the high pressure 4 is passed through at one end, and is broken 3, the pressure 4 is broken, and is broken at the high pressure 3, and is broken, and is passed through.
When the two oil pipe joints 1 are disconnected, one end of the abutting joint 5 abuts against the inner wall of the oil pipe joint 1 under the action of the elastic force of the first spring 6, so that no gap exists between the abutting joint 5 and the oil pipe joint 1, and dust is prevented from entering.
While certain exemplary embodiments of the present application have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the application, which is defined by the appended claims.
Claims (6)
1. An explosion-proof and leak-proof high pressure oil pipe assembly, comprising: two connecting units, every connecting unit all includes:
an oil pipe joint (1);
the connecting pipe (2) is in threaded fit with the oil pipe joint (1);
the high-pressure oil pipe (3) is fixedly connected to the connecting pipe (2);
the valve base (4) is arranged in the oil pipe joint (1), and two oil paths (41) are symmetrically formed in the valve base (4);
the abutting joint (5) is connected to the oil pipe joint (1) in a sliding manner, and a circular groove (51) is formed in the abutting joint (5);
one end of the first spring (6) is fixedly connected in the circular groove (51), and the other end of the first spring is fixedly connected to the valve foundation (4);
the pressure release valve (7) is connected to the valve base (4) in a sliding way, one end of the pressure release valve (7) is in abutting fit with the abutting joint (5), and the other end of the pressure release valve is in abutting fit with the valve base (4);
one end of the second spring (8) is fixedly connected to the pressure release valve (7), and the other end of the second spring is fixedly connected to the valve foundation (4);
a threaded sleeve (9) is arranged on one oil pipe joint (1), a threaded groove matched with the threaded sleeve (9) is formed in the other oil pipe joint (1), the threaded sleeve (9) is in threaded connection with the threaded groove, and a first sealing gasket (10) is sleeved on the oil pipe joint (1) with the threaded groove.
2. An explosion and leakage proof high pressure oil pipe assembly according to claim 1, wherein the connecting pipe (2) is provided with a second sealing gasket (11) at the connection position with the oil pipe joint (1).
3. An explosion and leakage proof high pressure oil pipe assembly according to claim 1, wherein the abutment (5) is provided with a third gasket (12).
4. An explosion-proof and leakage-proof high-pressure oil pipe assembly as claimed in claim 1, wherein one abutting joint (5) is fixedly connected with a plug-in rod (13), the other abutting joint (5) is provided with a plug-in groove, and the plug-in rod (13) is in plug-in fit with the plug-in groove.
5. An explosion and leakage proof high pressure oil pipe assembly according to claim 1, characterized in that the pressure relief valve (7) is "T-shaped".
6. The explosion-proof and leakage-proof high-pressure oil pipe assembly according to claim 1, wherein the valve base (4) is provided with a first groove and a second groove, the first groove is communicated with the second groove, the inner wall of the first groove is fixedly connected with one end, far away from the butt joint (5), of the first spring (6), and the inner wall of the second groove is fixedly connected with one end, far away from the butt joint (5), of the second spring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311516233.2A CN117231829B (en) | 2023-11-15 | 2023-11-15 | Explosion-proof and leak-proof high-pressure oil pipe assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311516233.2A CN117231829B (en) | 2023-11-15 | 2023-11-15 | Explosion-proof and leak-proof high-pressure oil pipe assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117231829A true CN117231829A (en) | 2023-12-15 |
| CN117231829B CN117231829B (en) | 2024-01-30 |
Family
ID=89095306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311516233.2A Active CN117231829B (en) | 2023-11-15 | 2023-11-15 | Explosion-proof and leak-proof high-pressure oil pipe assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117231829B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005040662A1 (en) * | 2003-10-23 | 2005-05-06 | Kosmek Ltd. | Quick coupling |
| CN102297299A (en) * | 2011-08-24 | 2011-12-28 | 山东煤田地质机械厂 | Anti-leaking connector |
| KR20150021165A (en) * | 2013-08-19 | 2015-03-02 | 현대중공업 주식회사 | Hydro-pneumatic type relief valve |
| CN205781584U (en) * | 2016-05-27 | 2016-12-07 | 广州锐宏机械设备有限公司 | A kind of sectional type double spool joint |
| CN207961847U (en) * | 2017-12-31 | 2018-10-12 | 简梓炜 | Anti-leakage self-close valve module |
| CN212509963U (en) * | 2020-06-24 | 2021-02-09 | 陕西秦森石油装备有限公司 | Self-sealing union for hydraulic system |
| CN219120052U (en) * | 2023-01-31 | 2023-06-02 | 哲弗智能系统（上海）有限公司 | Self-sealing quick-filling joint assembly |
-
2023
- 2023-11-15 CN CN202311516233.2A patent/CN117231829B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005040662A1 (en) * | 2003-10-23 | 2005-05-06 | Kosmek Ltd. | Quick coupling |
| CN102297299A (en) * | 2011-08-24 | 2011-12-28 | 山东煤田地质机械厂 | Anti-leaking connector |
| KR20150021165A (en) * | 2013-08-19 | 2015-03-02 | 현대중공업 주식회사 | Hydro-pneumatic type relief valve |
| CN205781584U (en) * | 2016-05-27 | 2016-12-07 | 广州锐宏机械设备有限公司 | A kind of sectional type double spool joint |
| CN207961847U (en) * | 2017-12-31 | 2018-10-12 | 简梓炜 | Anti-leakage self-close valve module |
| CN212509963U (en) * | 2020-06-24 | 2021-02-09 | 陕西秦森石油装备有限公司 | Self-sealing union for hydraulic system |
| CN219120052U (en) * | 2023-01-31 | 2023-06-02 | 哲弗智能系统（上海）有限公司 | Self-sealing quick-filling joint assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117231829B (en) | 2024-01-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7111874B2 (en) | Floating seal for undersea hydraulic coupling | |
| US20110233925A1 (en) | Threaded joint with elastomeric seal flange | |
| CA2978738C (en) | Union | |
| CN1178015C (en) | Screwed connection with high safety and stability | |
| US7766047B1 (en) | Telescoping double blocking pipe plug | |
| US10041325B2 (en) | High pressure seal with composite anti-extrusion mechanism | |
| US4529211A (en) | Pipe joint and seal | |
| CN104197136A (en) | Straight-plug type quick connector | |
| CN117231829B (en) | Explosion-proof and leak-proof high-pressure oil pipe assembly | |
| CA2638337A1 (en) | Sealing apparatus | |
| EP2584229A1 (en) | O-ring shield system and method | |
| CN210344667U (en) | Elbow pipeline quick joint | |
| CN107917297B (en) | Low-leakage-rate and long-service-life bidirectional under-pressure plug quick disconnect device | |
| SA522433082B1 (en) | High performance regular and high expansion elements for oil and gas applications | |
| JP4691904B2 (en) | Oil well steel pipe fittings | |
| CN212616928U (en) | Hydraulic hose connector with good sealing performance | |
| CN210566870U (en) | Quick joint for water pipe | |
| CN112682600A (en) | Gas telescopic quick joint device | |
| CN106959192B (en) | Socket type pipeline hydraulic test system | |
| CN203477714U (en) | Air-tight joint | |
| CN106949324B (en) | Hydraulic test method for socket type pipeline | |
| CN219220907U (en) | Leak-proof hydraulic cylinder | |
| CN219975707U (en) | Water conservancy pipeline connection structure | |
| CN203421400U (en) | Clamping connector of large-caliber PE pipes | |
| CN203431368U (en) | Easily disassembled and assembled pipeline joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |