CN210375986U - Simple liquid bridge plug pressure-bearing deformation testing device - Google Patents
Simple liquid bridge plug pressure-bearing deformation testing device Download PDFInfo
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- CN210375986U CN210375986U CN201920925641.6U CN201920925641U CN210375986U CN 210375986 U CN210375986 U CN 210375986U CN 201920925641 U CN201920925641 U CN 201920925641U CN 210375986 U CN210375986 U CN 210375986U
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Abstract
The utility model relates to an oil development technical field specifically is about a simple and easy liquid bridging plug pressure-bearing deflection testing arrangement for the deflection of test liquid bridging plug under temperature and positive pressure effect. The utility model provides a simple and easy liquid bridging plug pressure-bearing deflection testing arrangement, can dismantle steel lid, free liquid level, outlet, an organic glass section of thick bamboo, liquid bridging plug, a steel section of thick bamboo, steel section of thick bamboo trompil, lower part including organic glass section of thick bamboo open end, gas injection hole, upper portion sealed pad, upper portion, use constant temperature hot water circulation as the test provide required temperature, use outside high pressurized air source as test positive pressure, can record the deflection of liquid bridging plug in steel section of thick bamboo lower part trompil department. The utility model discloses it is convenient to use, low cost to still can be used to the test of liquid bridging plug anti-sliding ability under the positive pressure effect.
Description
Technical Field
The utility model relates to an oil development technical field specifically is about a simple and easy liquid bridging plug pressure-bearing deflection testing arrangement for the deflection of test liquid bridging plug under certain temperature environment and positive pressure effect.
Background
In the later production stage of the gas well, the formation pressure coefficient is reduced, and the killing fluid is directly used for killing the well, so that the killing fluid is greatly leaked to the formation to pollute a reservoir; if the mechanical plugging method is used for sealing the reservoir, after the workover operation is finished, the unsealing reliability, the construction period and the cost of the mechanical plugging are difficult to bear for a low-pressure gas well, and the mechanical plugging mode is difficult to implement for realizing the plugging of the small spacer and the perforation section on the same layer. The utility model discloses aim at providing convenient simple and easy testing arrangement for liquid bridging plug pressure-bearing deflection test.
Disclosure of Invention
The utility model provides a simple and easy liquid bridging plug pressure-bearing deflection testing arrangement.
The utility model adopts the technical proposal that:
the utility model provides a testing arrangement mainly includes an organic glass section of thick bamboo, the gas injection hole, the upper portion is sealed to fill up, and the steel lid can be dismantled on lower part sealed pad, upper portion, and the steel lid can be dismantled to the lower part, the steel cylinder, liquid bridging plug, steel cylinder trompil, the water filling port, eleven parts such as outlet. The steel cylinder is arranged in the organic glass cylinder, the upper part and the lower part of the steel cylinder are in threaded connection with the detachable steel cover through the sealing gasket, wherein the center of the upper detachable steel cover and the upper sealing gasket is provided with a circular gas injection hole which can be connected with a conventional gas injection pipeline by screw threads, the liquid bridge plug is arranged at the middle lower part of the steel cylinder, and the cavity at the middle upper part of the steel cylinder is communicated with the gas injection hole, the opening of the steel cylinder is arranged at the lower part of the steel cylinder in a double-row orthogonal hole distribution mode, the water inlet is arranged at the lower part of the organic glass cylinder, the water outlet is arranged at the middle upper part of the organic glass cylinder, the upper detachable steel cover, the lower detachable steel cover and the steel cylinder are all made of 304 stainless steel, the upper limit of the pressure bearing is 5MPa, an external high-pressure air source is used as the positive pressure required by the test, the constant-temperature hot water circulation is used as the temperature required by the test, the upper limit of the testing temperature is 95 ℃, and the deformation of the liquid bridge plug to a real stratum under the action of a certain temperature and positive pressure can be simulated by opening a hole below the steel cylinder.
The utility model has the advantages that: the test device is convenient to use and low in cost, and can be used for testing the anti-sliding capacity of the liquid bridge plug under the action of positive pressure.
Drawings
Fig. 1 is a schematic diagram of the simple liquid bridge plug pressure-bearing deformation testing device of the present invention.
In the figure: 1. the device comprises an organic glass cylinder, a gas injection hole, an upper sealing gasket, an upper detachable steel cover, a free liquid level, a water outlet, an organic glass cylinder, a liquid bridge plug, a steel cylinder opening, a lower detachable steel cover, a lower sealing gasket, a water inlet and a water outlet, wherein the organic glass cylinder is opened at the opening end, the gas injection hole is 2, the upper sealing gasket is 3, the upper detachable steel cover is 4, the free liquid level is 5.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in figure 1, the utility model relates to a simple and easy liquid bridging plug pressure-bearing deflection testing arrangement, its device mainly comprises an organic glass section of thick bamboo 7, gas injection hole 2, the sealed 3 of upper portion, the sealed 12 of lower part, steel lid 4 can be dismantled on upper portion, steel lid 11 can be dismantled to the lower part, steel section of thick bamboo 9, liquid bridging plug 8, steel section of thick bamboo trompil 10, water filling port 13, outlet 6. Firstly connecting a lower sealing gasket 12 and a lower detachable steel cover 11 to the lower end of a steel cylinder 9, then injecting a liquid bridge plug 8 into the middle lower part of the steel cylinder 9 to finish gelling, then connecting an upper sealing gasket 3 and an upper detachable steel cover 4 to the upper end of the steel cylinder 9, then placing the steel cylinder 9 in an organic glass cylinder 7, connecting the upper detachable steel cover 4 with a central gas injection hole 2 to an external high-pressure gas source, and finally connecting a water inlet 13 and a water outlet 6 to a constant-temperature hot water circulation pipeline, namely opening the external high-pressure gas source to apply positive pressure to the liquid bridge plug 8, thereby obtaining the deformation of the liquid bridge plug 8 under the action of certain temperature and positive pressure.
Claims (1)
1. A simple liquid bridge plug pressure-bearing deformation testing device is characterized by comprising an organic glass cylinder opening end (1), a gas injection hole (2), an upper sealing gasket (3), an upper detachable steel cover (4), a free liquid level (5), a water outlet (6), an organic glass cylinder (7), a liquid bridge plug (8), a steel cylinder (9), a steel cylinder opening (10), a lower detachable steel cover (11), a lower sealing gasket (12) and a water inlet (13), wherein the steel cylinder opening (10) is arranged at the lower part of the steel cylinder (9) and adopts a double-row orthogonal hole distribution mode, the water outlet (6) and the water inlet (13) are respectively arranged at the middle upper part and the lower part of the organic glass cylinder (7), the upper detachable steel cover (4) gas injection hole (2) is connected with the middle upper inner cavity of the steel cylinder (9), and the water inlet (13) is arranged at the lower part of the organic glass cylinder (7), the water outlet (6) is arranged on the middle upper part of the organic glass cylinder (7), the steel cover (4) can be disassembled on the upper part, the steel cover (11) can be disassembled on the lower part and the steel cylinder (9) all adopt 304 stainless steel, the upper limit of the pressure bearing of the steel cover is 5MPa, an external high-pressure air source is used as the positive pressure required by the test, the constant-temperature hot water circulation is used as the test to provide the required temperature, and the upper limit of the test temperature is 95 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920925641.6U CN210375986U (en) | 2019-06-19 | 2019-06-19 | Simple liquid bridge plug pressure-bearing deformation testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920925641.6U CN210375986U (en) | 2019-06-19 | 2019-06-19 | Simple liquid bridge plug pressure-bearing deformation testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210375986U true CN210375986U (en) | 2020-04-21 |
Family
ID=70265797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920925641.6U Expired - Fee Related CN210375986U (en) | 2019-06-19 | 2019-06-19 | Simple liquid bridge plug pressure-bearing deformation testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210375986U (en) |
-
2019
- 2019-06-19 CN CN201920925641.6U patent/CN210375986U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 Termination date: 20210619 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |