CN214464122U - Wellhead pressure testing device - Google Patents
Wellhead pressure testing device Download PDFInfo
- Publication number
- CN214464122U CN214464122U CN202120690857.6U CN202120690857U CN214464122U CN 214464122 U CN214464122 U CN 214464122U CN 202120690857 U CN202120690857 U CN 202120690857U CN 214464122 U CN214464122 U CN 214464122U
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- connecting piece
- pump truck
- pipe
- blowout
- pressure testing
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Abstract
The utility model provides a well head pressure testing device, including three-way pipe, blowout pipe connecting piece and pump truck connecting piece, a port of three-way pipe is through blowing the pipe connecting piece and connecting blowout pipeline, a port passes through the pump truck connecting piece and connects pump truck, a port and current well head bushing, all sets up union joint and plug valve on blowing pipe connecting piece and the pump truck connecting piece, is provided with the manometer on the blowout pipe connecting piece. The utility model has the advantages of simple and reasonable design, the practicality is strong, has effectually solved the problem that the pressure testing does not have suitable device, has protected equipment and pipeline safety, has improved work efficiency, can use widely.
Description
Technical Field
The utility model belongs to the technical field of oil development, concretely relates to well head pressure testing device.
Background
Before fracturing operation, pressure testing operation needs to be carried out on a shaft according to design requirements, construction can be carried out after the pressure testing is qualified, a switching device special for pressure testing is not provided, and the problem that a well mouth cannot be well connected with a pump truck exists in an operation site all the time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough to above-mentioned prior art provides a well head pressure testing device, and the device structural design is simple reasonable, and is easy and simple to handle, connects firmly, can carry out the pressure testing operation safely swiftly, can use widely in the oil development field.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a well head pressure testing device, its characterized in that, includes the three-way pipe, puts spray tube connecting piece and pump truck connecting piece, a port of three-way pipe is used for the pressure release pressure measurement through putting spray tube connecting piece connection blowout pipeline, and a port of three-way pipe passes through the pump truck connecting piece and connects current pump truck pipeline and be used for accepting pressure testing pressure source, another port of three-way pipe and current well head bushing and be used for communicateing between the pressure testing interval, put all to set up union joint and plug valve on spray tube connecting piece and the pump truck connecting piece, put and be provided with the manometer on the spray tube connecting piece.
Preferably, the tee bend pipe connects the pump truck connecting piece through first union coupling, the tee bend pipe is connected through second union coupling and is put the spray tube connecting piece, set up first plug valve on the pump truck connecting piece, put and set up the second plug valve on the spray tube connecting piece.
Preferably, be provided with the stop valve on the blow-off pipe connecting piece between second plug valve and second union joint, install the manometer on the stop valve.
Compared with the prior art, the utility model has the following advantage:
1. the utility model has the advantages of simple and reasonable design, the practicality is strong, and preparation low cost can effectively improve the efficiency and the security of pressure testing work.
2. The utility model discloses can effectively protect pipeline and equipment, provide safety and stability's airtight space, improve the accuracy and the maneuverability of pressure testing.
3. The utility model discloses an each component part is small, the quality is little, need not hoist and mount operation, has improved work efficiency, has saved the cost.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic side view of the present invention.
Description of reference numerals:
1-a three-way pipe; 2-pump truck attachment; 3-blow-off pipe connecting piece;
4-a first union joint; 5-a first plug valve; 6, a stop valve;
7-pressure gauge; 8-a second union joint; 9-second plug valve.
Detailed Description
As shown in fig. 1 and 2, the utility model discloses a three-way pipe 1, put spray tube connecting piece 3 and pump truck connecting piece 2, a port of three-way pipe 1 is connected the blowout pipeline through putting spray tube connecting piece 3 and is used for pressure release pressure measurement, a port of three-way pipe 1 and passes through pump truck connecting piece 2 and connect current pump truck pipeline and be used for accepting pressure testing pressure source, another port of three-way pipe 1 and current well head bushing and be used for the intercommunication pressure testing interval, it connects and the plug valve all to set up union joint on spray tube connecting piece 3 and the pump truck connecting piece 2, puts and is provided with manometer 7 on the spray tube connecting piece 3.
In this embodiment, the three-way pipe 1 is connected with the pump truck connecting piece 2 through the first union joint 4, the three-way pipe 1 is connected with the blow-off pipe connecting piece 3 through the second union joint 8, the pump truck connecting piece 2 is provided with the first plug valve 5, and the blow-off pipe connecting piece 3 is provided with the second plug valve 9.
In this embodiment, put and be provided with stop valve 6 on spray tube connecting piece 3 between second plug valve 9 and second union 8, installation manometer 7 on the stop valve 6.
In this embodiment, the external screw thread is seted up in the equal tapping of both ends head department outer wall of pump truck connecting piece 2 and blowout pipe connecting piece 3, and the outer wall of the three port of three-way pipe 1 all taps, and all is detachable threaded connection between the port of three-way pipe 1 and pump truck connecting piece 1, blowout pipe connecting piece 3, well head sleeve pipe, the union connects, and the dismantlement of easy to assemble is convenient for shift, change and maintenance.
When the device is used after being installed, the first plug valve is opened, the second plug valve is closed, the pump truck is started to press underground, the first plug valve and the pump truck are closed after a specified pressure value is reached, the pressure is suppressed for a certain time, and the second plug valve is opened after the pressure-suppressed time limit is reached to release pressure through the blowout pipeline.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Any simple modifications, changes and equivalent changes made to the above embodiments according to the technical spirit of the present invention all fall within the protection scope of the technical solution of the present invention.
Claims (3)
1. The utility model provides a well head pressure testing device, its characterized in that, includes three-way pipe (1), blowout pipe connecting piece (3) and pump truck connecting piece (2), a port of three-way pipe (1) is connected the blowout pipeline through blowout pipe connecting piece (3), and another port and well head bushing that pump truck pipeline, three-way pipe (1) were connected through pump truck connecting piece (2) to a port of three-way pipe (1), all set up union joint and plug valve on blowout pipe connecting piece (3) and pump truck connecting piece (2), be provided with manometer (7) on blowout pipe connecting piece (3).
2. A wellhead pressure testing device according to claim 1, characterized in that the three-way pipe (1) is connected with the pump truck connector (2) through a first union joint (4), the three-way pipe (1) is connected with the blow-off pipe connector (3) through a second union joint (8), the pump truck connector (2) is provided with a first plug valve (5), and the blow-off pipe connector (3) is provided with a second plug valve (9).
3. A wellhead pressure testing device as claimed in claim 2 characterised in that a stop valve (6) is provided on the blowout preventer connection (3) between the second plug valve (9) and the second union joint (8), a pressure gauge (7) being mounted on the stop valve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120690857.6U CN214464122U (en) | 2021-04-06 | 2021-04-06 | Wellhead pressure testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120690857.6U CN214464122U (en) | 2021-04-06 | 2021-04-06 | Wellhead pressure testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214464122U true CN214464122U (en) | 2021-10-22 |
Family
ID=78177597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120690857.6U Active CN214464122U (en) | 2021-04-06 | 2021-04-06 | Wellhead pressure testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214464122U (en) |
-
2021
- 2021-04-06 CN CN202120690857.6U patent/CN214464122U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |