CN206208437U - A kind of pressure gauge hole of the measurement wall-rock crack water pressure based on high pressure ground water - Google Patents
A kind of pressure gauge hole of the measurement wall-rock crack water pressure based on high pressure ground water Download PDFInfo
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- CN206208437U CN206208437U CN201621301374.8U CN201621301374U CN206208437U CN 206208437 U CN206208437 U CN 206208437U CN 201621301374 U CN201621301374 U CN 201621301374U CN 206208437 U CN206208437 U CN 206208437U
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- pressure
- gauge hole
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- sealing
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Abstract
The utility model is related to a kind of pressure gauge hole of the measurement wall-rock crack water pressure based on high pressure ground water, including pressure gauge hole body, pressure gauge hole bodies top sets cement cover board, pressure gauge hole body inner bottom part is provided with pressure sensor, pressure sensor top is provided with sealing-plug, filling concrete between sealing-plug and cement cover board, the pressure transmission cable of pressure sensor passes through cement cover board, and be connected with earth's surface interconnecting device, sealing-plug expansion line passes through cement cover board, in the body of jet hose one end insertion pressure gauge hole, and positioned at sealing-plug top, the jet hose other end passes through cement cover board.The beneficial effects of the utility model：Can under real-time monitoring underground water high-pressure situations wall-rock crack water water pressure；Sealing-plug confining pressure sensor, monitors the fissure water pressure in the region, and data are more reliable；Can level, vertical or be in tilted layout in country rock, measure the fissure water pressure of any position, scope is wider；Blast pipe can be in discharge pressure meter hole gas, data are more accurate.
Description
Technical field
The utility model is related to underground oil storage cavern technical field, and in particular to a kind of measurement based on high pressure ground water is enclosed
The pressure gauge hole of rock fissure water pressure.
Background technology
Underground water sealed oil storage in rock caverns is the principal mode that current large-scale petroleum warehouse is built, and is less than level of ground water
The definite shape formed by hand digging in rock mass and the cavern of volume, are enclosed in using groundwater pressure by oil product is stored
In underground storage space.Fissure water pressure is an important monitoring index of wall rock's level around underground oil storage cavern, by surveying
Water pressure in amount wall-rock crack, can provide important evidence, to ensure the sealing effectiveness of oil storage cavern for the construction in water curtain tunnel.
When the crack of country rock is excessive around oil storage cavern, general very high, the pressure sensor of groundwater pressure in the region
Easily caused, according to failure, to cause the crevice water monitors failure in the region by high pressure subterranean water slug in installation process, influenceed
The water seal effect of whole cave depot.
Utility model content
Weak point present in regarding to the issue above, the utility model provides a kind of measurement based on high pressure ground water and encloses
The pressure gauge hole of rock fissure water pressure, it is possible to achieve under underground water high-pressure situations, the monitoring to wall-rock crack water pressure.
To achieve the above object, the utility model provides a kind of measurement wall-rock crack water pressure based on high pressure ground water
Pressure gauge hole, including pressure gauge hole body, pressure gauge hole bodies top are provided with cement cover board, in the body of the pressure gauge hole
Bottom be provided with pressure sensor, sealing-plug, the sealing-plug and the cement cover board are provided with above the pressure sensor
Between filling concrete, the pressure transmission cable of the pressure sensor passes through the cement cover board, and connects with the interconnecting device of earth's surface
Connect, the expansion line of the sealing-plug passes through the cement cover board, in one end insertion pressure gauge hole body of jet hose, and
Positioned at sealing-plug top, the other end of the jet hose passes through the cement cover board.
Further improved as the utility model, pressure gauge hole body and horizontal direction parallel.
Further improved as the utility model, pressure gauge hole body is vertical with horizontal direction.
Further improved as the utility model, pressure gauge hole body and the inclined angle of horizontal direction.
Further improved as the utility model, also including blast pipe, the pressure gauge hole is inserted in described blast pipe one end
In body, and positioned at the top of pressure gauge hole body interior, the other end of the blast pipe passes through the cement cover board.
Further improved as the utility model, the sealing-plug is apart from 10~20m of pressure sensor.
Further improved as the utility model, the interconnecting device is connected by cable with data collecting instrument.
The beneficial effects of the utility model are：
1st, can be conveniently adjusted in water curtain tunnel with the water pressure of wall-rock crack water under real-time monitoring underground water high-pressure situations
Pressure so that level of ground water is guaranteed, it is ensured that the sealing effectiveness of oil storage cavern；
2nd, sealing-plug is arranged in the 10~20m regions of pressure sensor top, can be with confining pressure sensor, for monitoring
Fissure water pressure in the region, Monitoring Data is more reliable；
3rd, the pressure gauge hole can be convenient for measuring the crevice water of any position with level, vertical or be in tilted layout in country rock
Pressure, monitoring range is wider；
4th, the setting of blast pipe, gas that can be in terms of discharge pressure in hole, Monitoring Data is more accurate.
Brief description of the drawings
Fig. 1 is a kind of measurement wall-rock crack water pressure based on high pressure ground water described in the utility model first embodiment
Pressure gauge hole structural representation；
Fig. 2 is a kind of measurement wall-rock crack water pressure based on high pressure ground water described in the utility model second embodiment
Pressure gauge hole structural representation；
Fig. 3 is a kind of measurement wall-rock crack water pressure based on high pressure ground water described in the utility model 3rd embodiment
Pressure gauge hole structural representation.
In figure：
1st, pressure gauge hole body；2nd, pressure sensor；3rd, cement cover board；4th, sealing-plug；5th, cement；6th, jet hose；7、
Pressure transmission cable；8th, expansion line；9th, blast pipe.
Specific embodiment
Embodiment 1, as shown in figure 1, a kind of measurement country rock based on high pressure ground water of the utility model first embodiment
The pressure gauge hole of fissure water pressure, including pressure gauge hole body 1, the top of pressure gauge hole body 1 are provided with cement cover board 3, pressure gauge
Bottom in hole body 1 is provided with pressure sensor 2, and the top of pressure sensor 2 is provided with sealing-plug 4, sealing-plug 4 and pressure sensing
It is 10~20m of distance between device 2.Filling concrete 5 between sealing-plug 4 and cement cover board 3, the pressure transmission electricity of pressure sensor 2
Cable 7 passes through cement cover board 3, and is connected with the interconnecting device of earth's surface, and the expansion line 8 of sealing-plug 4 passes through cement cover board 3, jet hose 6
One end insertion pressure gauge hole body 1 in, and positioned at the top of sealing-plug 4, for cement to be spurted into pressure gauge hole body 1,
The other end of jet hose 6 passes through cement cover board 3.After jet cement, for the gas in tap, the standard of Monitoring Data is improved
True property, it is in the one end of blast pipe 9 insertion pressure gauge hole body 1 and upper inside pressure gauge hole body 1 also including blast pipe 9
Side, the other end of blast pipe 9 passes through cement cover board 3.
In the present embodiment, pressure gauge hole body 1 is vertical with horizontal direction, in earth drilling, is vertically drilled, and will press
Force snesor 2 is pressed into specified location, is sealed using sealing-plug 4 to drilling, and pressure transmission cable 7 and expansion line 8 are drawn
Go out, then cement is backfilling into by the top of sealing-plug 4 by jet hose 6 and further sealed, and will be empty in hole using blast pipe 9
Gas is discharged.Pressure sensor 2 is connected by pressure transmission cable 7 with interconnecting device, and interconnecting device is connected by cable with data collecting instrument
Connect, the data acquisition to pore pressure in the region, realize to the real-time, continuous of wall-rock crack water pressure, automatic data collection.
Embodiment 2, as shown in Fig. 2 difference from Example 1 is, pressure gauge hole body 1 and horizontal direction level,
In earth drilling, drilled parallel to water curtain base plate.
Embodiment 3, as shown in figure 3, difference from Example 1 is, pressure gauge hole body 1 is inclined with horizontal direction
Angle, in earth drilling, inclination is drilled.
Pressure gauge hole of the present utility model can be with the water pressure of wall-rock crack water under real-time monitoring underground water high-pressure situations, just
Pressure in adjustment water curtain tunnel so that level of ground water is guaranteed, it is ensured that the sealing effectiveness of oil storage cavern；Sealing-plug is set
In 10~20m regions above pressure sensor, can be with confining pressure sensor, for monitoring the crack hydraulic pressure in the region
Power, Monitoring Data is more reliable；The pressure gauge hole can be convenient for measuring any position with level, vertical or be in tilted layout in country rock
Fissure water pressure, monitoring range is wider；The setting of blast pipe, gas that can be in terms of discharge pressure in hole, Monitoring Data is more accurate
Really.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (7)
1. it is a kind of based on high pressure ground water measurement wall-rock crack water pressure pressure gauge hole, it is characterised in that including pressure gauge
Hole body (1), pressure gauge hole body (1) top is provided with cement cover board (3), the bottom in pressure gauge hole body (1)
Pressure sensor (2) is provided with, sealing-plug (4), the sealing-plug (4) and the water are provided with above the pressure sensor (2)
Filling concrete (5) between mud capping plate (3), the pressure transmission cable (7) of the pressure sensor (2) is through the cement cover board
(3), and with the interconnecting device of earth's surface it is connected, the expansion line (8) of the sealing-plug (4) is through the cement cover board (3), jet hose
(6) in one end insertion pressure gauge hole body (1), and positioned at the sealing-plug (4) top, the jet hose (6)
The other end passes through the cement cover board (3).
2. pressure gauge hole according to claim 1, it is characterised in that put down with horizontal direction in pressure gauge hole body (1)
OK.
3. pressure gauge hole according to claim 1, it is characterised in that hung down with horizontal direction in pressure gauge hole body (1)
Directly.
4. pressure gauge hole according to claim 1, it is characterised in that pressure gauge hole body (1) is in horizontal direction
Angle of inclination.
5. the pressure gauge hole according to any one in claim 1-4, it is characterised in that described also including blast pipe (9)
In blast pipe (9) one end insertion pressure gauge hole body (1), and positioned at the internal top in pressure gauge hole body (1), institute
The other end for stating blast pipe (9) passes through the cement cover board (3).
6. pressure gauge hole according to claim 1, it is characterised in that the sealing-plug (4) is apart from pressure sensor (2) 10
~20m.
7. pressure gauge hole according to claim 1, it is characterised in that the interconnecting device is connected by cable with data collecting instrument
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621301374.8U CN206208437U (en) | 2016-11-30 | 2016-11-30 | A kind of pressure gauge hole of the measurement wall-rock crack water pressure based on high pressure ground water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621301374.8U CN206208437U (en) | 2016-11-30 | 2016-11-30 | A kind of pressure gauge hole of the measurement wall-rock crack water pressure based on high pressure ground water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206208437U true CN206208437U (en) | 2017-05-31 |
Family
ID=58751996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621301374.8U Active CN206208437U (en) | 2016-11-30 | 2016-11-30 | A kind of pressure gauge hole of the measurement wall-rock crack water pressure based on high pressure ground water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206208437U (en) |
-
2016
- 2016-11-30 CN CN201621301374.8U patent/CN206208437U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee after: China Petroleum Pipeline Engineering Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Address before: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee before: China Petroleum Pipeline Engineering Co.,Ltd. Patentee before: China National Petroleum Corp. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190906 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee after: China Petroleum Pipeline Engineering Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Co-patentee after: CHINA PETROLEUM PIPELINE ENGINEERING Corp. Address before: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee before: China Petroleum Pipeline Engineering Co.,Ltd. Patentee before: CHINA NATIONAL PETROLEUM Corp. |