CN220059544U - Constant pressure opener - Google Patents
Constant pressure opener Download PDFInfo
- Publication number
- CN220059544U CN220059544U CN202321498337.0U CN202321498337U CN220059544U CN 220059544 U CN220059544 U CN 220059544U CN 202321498337 U CN202321498337 U CN 202321498337U CN 220059544 U CN220059544 U CN 220059544U
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- joint
- pipeline
- annular
- pressure
- constant pressure
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- 230000006835 compression Effects 0.000 claims abstract description 20
- 238000007906 compression Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 65
- 239000000463 material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 36
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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- Pipe Accessories (AREA)
Abstract
The utility model discloses a constant pressure opener, which comprises an inner buckling joint, wherein one end of the inner side of the inner buckling joint is provided with a pipeline through threads, one end of the surface of the pipeline, which is far away from the inner buckling joint, is provided with an outer buckling joint, one end of the outer buckling joint, which is far away from the pipeline, is fixedly provided with a connecting part, one end of the surface of the inner buckling joint is provided with a compression ring, and one side, which is far away from the inner buckling joint, of the compression ring is fixedly provided with a pressure spring.
Description
Technical Field
The utility model relates to the technical field of high-pressure water fracturing, in particular to a constant-pressure opener.
Background
High pressure water fracturing is a method for fracturing coal formations by using high pressure water flow. The high-pressure pipeline has the advantages of high fracturing efficiency and dust-free soil, high-pressure water is led into the high-pressure pipeline in the fracturing process, and then is led into the high-pressure fracturing head through the high-pressure pipeline to carry out fracturing operation, and when the existing high-pressure pipeline is used, water can not be discharged when the internal pressure of the existing high-pressure pipeline reaches 4-6 megapascals, so that the internal pressure of the pipeline is too high.
In order to solve the problems, a constant pressure opener is disclosed, which is arranged on a high-pressure pipeline and can realize water outlet when the internal pressure of the high-pressure pipeline reaches 4-6 megapascals.
Disclosure of Invention
The present utility model is directed to a constant pressure opener to solve the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the constant pressure opener comprises an inner buckling connector, a pipeline is arranged at one end thread on the inner side of the inner buckling connector, an outer buckling connector is arranged at one end thread of the pipeline surface, which is far away from the inner buckling connector, a connecting part is fixedly arranged at one end of the pipeline, a compression ring is arranged at one end thread of the inner buckling connector surface, a pressure spring is fixedly arranged at one side of the compression ring, which is far away from the inner buckling connector, an annular compression pad is fixedly arranged at one end of the compression ring, which is far away from the annular compression pad, an annular sealing seat is slidably arranged in the middle of the pipeline surface, the annular compression pad is correspondingly arranged with the annular sealing seat, the annular sealing seat is connected with the connecting part in a clamping manner, a sealing cavity is formed among the pipeline, the annular sealing seat and the connecting part, two water outlets are formed at one end of the inner side of the compression ring, and the two water outlets are all communicated with the sealing cavity.
The constant pressure opener is tightly contacted with the outer buckle connector through the annular sealing seat under the action of the annular pressure pad and the pressure spring, a sealing cavity is formed among the pipeline, the annular sealing seat and the connecting part, water can be led into the sealing cavity through the two water outlets in the process of conveying the water, when the water pressure reaches 4-6 megapascals, the pressure of the water to the annular sealing seat can overcome the supporting force of the pressure spring to the annular sealing seat, the annular sealing seat moves after compressing the pressure spring, the sealing cavity is opened, and water outlet is realized.
Preferably, a mounting hole is formed in one end, far away from the pipeline, of the inner side of the inner buckle joint, and a first internal thread is formed in the inner side of the mounting hole so as to be convenient for connecting a water inlet pipeline.
Preferably, the pressure spring and the annular pressure pad are sleeved on the surface of the pipeline, so that stable operation of the pressure spring and the annular pressure pad is facilitated.
Preferably, the surface of the connecting part is provided with a first external thread, and the external buckle joint and the connecting part are of an integrated structure so as to be convenient for connecting a water outlet pipeline.
Preferably, the sealing gasket is fixedly arranged at the joint of the connecting part and the annular sealing seat, the annular sealing seat and the sealing gasket are made of rubber materials, and the sealing gasket can improve the sealing performance of the joint of the connecting part and the annular sealing seat.
Preferably, the second external thread is arranged at the joint of the inner buckling joint and the compression ring, the second internal thread is arranged at the joint of the compression ring and the inner buckling joint, and the second internal thread and the second external thread are correspondingly arranged so as to be convenient for fixing the compression ring on the inner buckling joint.
Compared with the prior art, the utility model has the beneficial effects that:
the constant pressure opener is tightly contacted with the outer buckle connector through the annular sealing seat under the action of the annular pressure pad and the pressure spring, a sealing cavity is formed among the pipeline, the annular sealing seat and the connecting part, water can be led into the sealing cavity through the two water outlets in the process of conveying the water, when the water pressure reaches 4-6 megapascals, the pressure of the water to the annular sealing seat can overcome the supporting force of the pressure spring to the annular sealing seat, the annular sealing seat moves after compressing the pressure spring, the sealing cavity is opened, and water outlet is realized.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of part A of the present utility model;
fig. 4 is an enlarged view of a portion B of the present utility model.
In the figure: 1. an inner buckle joint; 2. a tightening ring; 3. a pipe; 4. a pressure spring; 5. an outer buckle joint; 6. a connection part; 7. a first external thread; 8. an annular pressure pad; 9. a mounting hole; 10. a first internal thread; 11. an annular sealing seat; 12. a sealing gasket; 13. sealing the cavity; 14. a water outlet; 15. a second external thread; 16. and a second internal thread.
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.
Referring to fig. 1-4, the utility model provides a constant pressure opener, which comprises an inner buckling connector 1, wherein one end of the inner side of the inner buckling connector 1 is provided with a pipeline 3 in a threaded manner, one end of the surface of the pipeline 3, which is far away from the inner buckling connector 1, is provided with an outer buckling connector 5, one end of the outer buckling connector 5, which is far away from the pipeline 3, is fixedly provided with a connecting part 6, one end of the surface of the inner buckling connector 1 is provided with a compression ring 2, one side of the compression ring 2, which is far away from the inner buckling connector 1, is fixedly provided with a pressure spring 4, one end of the pressure spring 4, which is far away from the compression ring 2, is fixedly provided with an annular pressure pad 8, the middle part of the surface of the pipeline 3 is provided with an annular sealing seat 11 in a sliding manner, the annular pressure pad 8 is correspondingly arranged with the annular sealing seat 11, the annular sealing seat 11 is in clamping connection with the connecting part 6, a sealing cavity 13 is formed between the pipeline 3, the annular sealing seat 11 and the connecting part 6, one end of the inner side of the compression ring 2 is provided with two water outlets 14, both water outlets 14 are communicated with the sealing cavity 13, the constant pressure opener is tightly contacted with the outer buckling connector 5 under the action of the annular sealing seat 8 and the pressure spring 4, and the pressure spring 4 is fixedly provided with the pressure pad 4, and the water pressure is tightly contacted with the annular sealing seat 4 through the annular sealing seat 11, and the annular sealing cavity 4 is compressed by the sealing cavity 13, when the water pressure is compressed by the annular sealing seat and the sealing seat is compressed by the annular sealing seat 4, and the sealing cavity 13, and the sealing cavity is in the pressure cavity, and the sealing cavity is in the pressure and the pressure is opposite to the pressure cavity, and the pressure cavity is the pressure is sealed.
The surface of pipeline 3 is all located to pressure spring 4 and annular pressure pad 8 cover, and the stable work of pressure spring 4 and annular pressure pad 8 of being convenient for, and first external screw thread 7 has been seted up on the surface of connecting portion 6, and outer knot connects 5 and connecting portion 6 structure as an organic whole, is convenient for connect out the water piping, and connecting portion 6 and annular seal seat 11's junction is fixed to be provided with sealed pad 12, and annular seal seat 11 and sealed pad 12 are made by rubber materials, and the leakproofness of connecting portion 6 and annular seal seat 11 junction can be improved in sealed pad 12's setting.
The mounting hole 9 has been seted up to the one end that pipeline 3 was kept away from to interior knot joint 1 inboard, and first internal thread 10 has been seted up to the inboard of mounting hole 9, is convenient for connect the inlet channel, and second external screw thread 15 has been seted up to the junction of interior knot joint 1 and sticiss ring 2, and the junction of sticiss ring 2 and interior knot joint 1 is opened and is provided with second internal screw thread 16, and second internal screw thread 16 corresponds the setting with second external screw thread 15, is convenient for fix sticiss ring 2 on interior knot joint 1.
When the embodiment of the utility model is used, the following steps are adopted: the water inlet pipeline is in threaded connection with the inner buckling joint 1, the liquid outlet pipeline is in threaded connection with the outer buckling joint 5, the constant-pressure opener is tightly contacted with the outer buckling joint 5 through the annular sealing seat 11 under the action of the annular pressure pad 8 and the pressure spring 4, a sealing cavity 13 is formed among the pipeline 3, the annular sealing seat 11 and the connecting part 6, in the process of conveying water, the water can be led into the sealing cavity 13 through the two water outlets 14, when the water pressure reaches 4-6 megapascals, the pressure of the water to the annular sealing seat 11 can overcome the supporting force of the pressure spring 4 to the annular sealing seat 11, the annular sealing seat 11 is enabled to move after compressing the pressure spring 4, the sealing cavity 13 is opened, water is discharged until the pressure of the water to the annular sealing seat 11 is smaller than the supporting force of the pressure spring 4 to the annular sealing seat 11, the annular sealing seat 11 is tightly contacted with the outer buckling joint 5 under the action of the pressure spring 4, in the use process, the pressure can be applied to the inner buckling joint 1 through the arrangement of the pressure ring 2, and the sealing performance of the whole structure is improved.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. Constant pressure opener, including interior knot joint (1), its characterized in that: the utility model discloses a pipeline, including interior knot joint (1), pipeline (3) surface keep away from interior knot joint (1) one end screw thread and be provided with outer knot joint (5), the one end that pipeline (3) was kept away from to outer knot joint (5) is fixed to be provided with connecting portion (6), the one end screw thread that interior knot joint (1) surface is provided with tight clamping ring (2), the one side that interior knot joint (1) was kept away from to tight clamping ring (2) is fixed to be provided with compression spring (4), the one end that tight clamping ring (2) was kept away from to compression spring (4) is fixed to be provided with annular pressure pad (8), the middle part on pipeline (3) surface slides and is provided with annular seal seat (11), annular pressure pad (8) correspond the setting with annular seal seat (11), annular seal seat (11) and connecting portion (6) block are connected, form sealed cavity (13) between pipeline (3), annular seal seat (11) and connecting portion (6), two delivery ports (14) are all connected with sealed cavity (13) to one end of tight clamping ring (2).
2. The constant pressure opener according to claim 1, characterized in that: the inner side of the inner buckle joint (1) is far away from one end of the pipeline (3) and provided with a mounting hole (9), and the inner side of the mounting hole (9) is provided with a first inner thread (10).
3. The constant pressure opener according to claim 1, characterized in that: the pressure spring (4) and the annular pressure pad (8) are sleeved on the surface of the pipeline (3).
4. The constant pressure opener according to claim 1, characterized in that: the surface of the connecting part (6) is provided with a first external thread (7), and the external buckle joint (5) and the connecting part (6) are of an integrated structure.
5. The constant pressure opener according to claim 1, characterized in that: the sealing gasket (12) is fixedly arranged at the joint of the connecting part (6) and the annular sealing seat (11), and the annular sealing seat (11) and the sealing gasket (12) are made of rubber materials.
6. The constant pressure opener according to claim 1, characterized in that: the second external threads (15) are formed at the joint of the inner buckling joint (1) and the compression ring (2), the second internal threads (16) are formed at the joint of the compression ring (2) and the inner buckling joint (1), and the second internal threads (16) are correspondingly arranged with the second external threads (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321498337.0U CN220059544U (en) | 2023-06-13 | 2023-06-13 | Constant pressure opener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321498337.0U CN220059544U (en) | 2023-06-13 | 2023-06-13 | Constant pressure opener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220059544U true CN220059544U (en) | 2023-11-21 |
Family
ID=88759370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321498337.0U Active CN220059544U (en) | 2023-06-13 | 2023-06-13 | Constant pressure opener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220059544U (en) |
-
2023
- 2023-06-13 CN CN202321498337.0U patent/CN220059544U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |