CN213749513U - Geological survey pressurized-water test device - Google Patents
Geological survey pressurized-water test device Download PDFInfo
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- CN213749513U CN213749513U CN202022559810.4U CN202022559810U CN213749513U CN 213749513 U CN213749513 U CN 213749513U CN 202022559810 U CN202022559810 U CN 202022559810U CN 213749513 U CN213749513 U CN 213749513U
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- water
- pipe
- filtering baffle
- connecting pipe
- water injection
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Abstract
The utility model provides a geological survey pressurized-water test device, including water injection pipe and water tank, and be used for the fixed pipe of fixed water injection pipe, and be used for connecting the connecting pipe of water injection pipe and water tank, be provided with in the water tank and press the piston, fixed pipe end evenly is provided with the apopore, and the water injection pipe port covers there is the filter baffle, be provided with the circular shape lid that opens and shuts on the filter baffle, every round hole on the lid that opens and shuts corresponds the filter baffle. Because the port covers at the water injection pipe has filtering baffle, be provided with the circular shape on the filtering baffle and open and shut the lid, every is opened and shut and is covered a round hole on corresponding filtering baffle, open and shut the lid and connect in filtering baffle's bottom surface with the hinge mode, the diameter of opening and shutting the lid is greater than the round hole diameter that corresponds, it can only open outwards to open and shut the lid, can only the closing cap inwards on filtering baffle, consequently only go out water under the pressure effect, the lid can the closing cap open and shut of backward flow, the jam of mud has also been prevented when having avoided the backward flow.
Description
Technical Field
The utility model relates to a geological survey pressurized-water test device.
Background
The water pressure test is an in-situ test for pressing water into a drill hole in a high-pressure mode, the development condition and the water permeability of a rock mass crack are calculated according to the water absorption capacity of the rock mass, the water pressure test is to isolate a drill hole test section with a certain length by using special water stopping equipment, then water is pressed into the section of the drill hole by using a fixed water head, the water penetrates into the rock mass through cracks around a hole wall, the finally penetrated water quantity tends to a stable value, and the strength of the water permeability of the rock mass can be judged according to the water pressure quantity, the length of the test section and the stable penetrated water quantity.
When using, there is certain drawback at any time in current pressurized-water test detection device, and the pressurized-water test device causes the condition that mud blockked up very easily when testing, and the pressurized-water test device often only adopts the water pump to carry out the pressurized-water supply, makes the pressurized-water test device be difficult to work under the condition of no power, can appear the backward flow condition simultaneously, and then influences its accuracy.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the technical problem that prior art exists to a simple structure is provided, convenient operation can not mud jam, the high geologic survey pressurized-water test device of suitability.
The purpose of the utility model can be realized by the following technical proposal:
a water-pressing test device for geological survey comprises a water injection pipe, a water tank, a fixing pipe for fixing the water injection pipe, and a connecting pipe for connecting the water injection pipe and the water tank, the connecting pipe comprises a first connecting pipe and a second connecting pipe, one end of the first connecting pipe is connected with the bottom of the water tank, the other end of the first connecting pipe is provided with a water inlet, one end close to the water inlet is provided with a third control valve, one end of the second connecting pipe is connected with the water injection pipe, the other end of the second connecting pipe is connected with the first connecting pipe, a second control valve is arranged at one end of the first connecting pipe close to the water tank, a first control valve and a flow test meter are arranged on the second connecting pipe, a pressure gauge is arranged on the water injection pipe, a pressing piston is arranged in the water tank, water outlet holes are uniformly arranged at the end head of the fixed pipe, a filtering baffle is covered at the end of the water injection pipe, the filtering baffle is provided with a circular opening and closing cover, and each opening and closing cover corresponds to a round hole in the filtering baffle.
Preferably, the filtering baffle is circular, the diameter of the filtering baffle is the same as that of the inner wall of the fixed pipe, the opening and closing cover is connected to the bottom surface of the filtering baffle in a hinge mode, and the diameter of the opening and closing cover is larger than that of the corresponding round hole.
Preferably, the pressing piston abuts against an inner wall of the water tank.
Preferably, the end of the fixed pipe is in a trapezoidal shape, the water injection pipe is fixed in the fixed pipe, and the filtering baffle is fixed on one side of the end of the fixed pipe.
The utility model discloses geological survey water pressure test device's beneficial effect: because the water injection pipe port of the geological survey pressurized-water test device is covered with the filtering baffle plate, the filtering baffle plate is provided with the circular opening and closing covers, each opening and closing cover corresponds to one round hole on the filtering baffle plate, the opening and closing covers are connected to the bottom surface of the filtering baffle plate in a hinge mode, the diameter of each opening and closing cover is larger than the diameter of the corresponding round hole, the opening and closing covers can only be opened outwards and can only be covered on the filtering baffle plate inwards, water is discharged only under the action of pressure, and the opening and closing covers can be sealed when the water flows back, so that the blocking of slurry is prevented while the back flow is avoided; the setting of pressing the piston can use at any time under the condition that does not have the power, because press the piston and be direct action in the water tank, greatly reduced the waste of effort, make work lighter.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a geological survey water pressure test device of the present invention;
FIG. 2 is a schematic structural diagram of a fixed pipe end of the geological survey water pressure test device of the present invention;
FIG. 3 is a front view of a filter baffle of a pressure water test apparatus for geological survey according to the present invention;
in the figure, 1, a tube is fixed; 2. a water tank; 3. a pressure gauge; 4. a water injection pipe; 5. a flow rate test meter; 6. a first control valve; 7. a second control valve; 8. a third control valve; 9. pressing the piston; 10. a water inlet; 11. a first connecting pipe; 12. a second connecting pipe; 101. a water outlet hole; 401. a filtering baffle; 402. the cover is opened and closed.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 to fig. 3, the utility model adopts the following technical scheme: a geological survey water-pressure test device comprises a water injection pipe 4, a water tank 2, a fixed pipe 1 for fixing the water injection pipe 4, and a connecting pipe for connecting the water injection pipe 4 and the water tank 2, wherein the connecting pipe comprises a first connecting pipe 11 and a second connecting pipe 12, one end of the first connecting pipe 11 is connected with the bottom of the water tank 2, the other end of the first connecting pipe is provided with a water inlet 10, one end close to the water inlet 10 is provided with a third control valve 8, one end of the second connecting pipe 12 is connected with the water injection pipe 4, the other end of the second connecting pipe is connected with the first connecting pipe 11, one end of the first connecting pipe 11 close to the water tank 2 is provided with a second control valve 7, the second connecting pipe 12 is provided with a first control valve 6 and a flow test meter 5, the water injection pipe 4 is provided with a pressure meter 3, the water tank 2 is internally provided with a pressing piston 9, the end of the fixed pipe 1 is evenly provided with a water outlet 101, the port of the water injection pipe 4 is covered with a filtering baffle 401, the filtering baffle 401 is provided with circular opening and closing covers 402, and each opening and closing cover 402 corresponds to a circular hole (not shown) on the filtering baffle.
The filtering baffle 401 is circular, the diameter of the filtering baffle 401 is the same as that of the inner wall of the fixed pipe 1, the opening and closing cover 402 is connected to the bottom surface of the filtering baffle 401 in a hinge mode, and the diameter of the opening and closing cover 402 is larger than the diameter of the corresponding round hole.
The pressing piston 9 abuts against the inner wall of the water tank 2.
The end of the fixed pipe 1 is trapezoidal, the water injection pipe 4 is fixed in the fixed pipe 1, and the filtering baffle 401 is fixed on one side of the end of the fixed pipe 1.
The first control valve 6 and the second control valve 7 are opened, the third control valve 8 is closed, then the water in the water tank 2 flows through the first connecting pipe 11 and the second connecting pipe 12 under the action of the acting force of the pressing piston 9 and flows out of the water injection pipe 4, the opening and closing cover 402 opens the water outwards under the action of the water pressure and finally sprays the water through the water outlet 101 in the end of the fixed pipe 1, after the water supply is stopped, the opening and closing cover 402 covers the filtering baffle 401 under the action of backflow, the blocking of slurry is avoided while the backflow is avoided, if the first control valve 6 is closed under the condition that the water supply is insufficient, the second control valve 7 and the third control valve 8 are opened, water is poured into the water tank 2 from the water inlet 10, the processes are repeated, and the pressure measuring meter 3 and the flow measuring meter 5 can test the water flow and the water pressure.
The utility model discloses geological survey water pressure test device's beneficial effect: because the water injection pipe port of the geological survey pressurized-water test device is covered with the filtering baffle plate, the filtering baffle plate is provided with the circular opening and closing covers, each opening and closing cover corresponds to one round hole on the filtering baffle plate, the opening and closing covers are connected to the bottom surface of the filtering baffle plate in a hinge mode, the diameter of each opening and closing cover is larger than the diameter of the corresponding round hole, the opening and closing covers can only be opened outwards and can only be covered on the filtering baffle plate inwards, water is discharged only under the action of pressure, and the opening and closing covers can be sealed when the water flows back, so that the blocking of slurry is prevented while the back flow is avoided; the setting of pressing the piston can use at any time under the condition that does not have the power, because press the piston and be direct action in the water tank, greatly reduced the waste of effort, make work lighter.
It is to be understood that in the claims, the specification of the present invention, all "including … …" are to be interpreted in an open-ended manner, i.e. in a manner equivalent to "including at least … …", and not in a closed manner, i.e. in a manner not to be interpreted as "including … … only".
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (4)
1. The utility model provides a geological survey pressurized-water test device which characterized in that: comprises a water injection pipe, a water tank, a fixing pipe for fixing the water injection pipe, and a connecting pipe for connecting the water injection pipe and the water tank, the connecting pipe comprises a first connecting pipe and a second connecting pipe, one end of the first connecting pipe is connected with the bottom of the water tank, the other end of the first connecting pipe is provided with a water inlet, one end close to the water inlet is provided with a third control valve, one end of the second connecting pipe is connected with the water injection pipe, the other end of the second connecting pipe is connected with the first connecting pipe, a second control valve is arranged at one end of the first connecting pipe close to the water tank, a first control valve and a flow test meter are arranged on the second connecting pipe, a pressure gauge is arranged on the water injection pipe, a pressing piston is arranged in the water tank, water outlet holes are uniformly arranged at the end head of the fixed pipe, a filtering baffle is covered at the end of the water injection pipe, the filtering baffle is provided with a circular opening and closing cover, and each opening and closing cover corresponds to a round hole in the filtering baffle.
2. The geological survey water pressure test device of claim 1, wherein: the filtering baffle is circular, the diameter of the filtering baffle is the same as that of the inner wall of the fixed pipe, the opening and closing cover is connected to the bottom surface of the filtering baffle in a hinge mode, and the diameter of the opening and closing cover is larger than the diameter of the corresponding round hole.
3. The geological survey water pressure test device of claim 1, wherein: the pressing piston is abutted against the inner wall of the water tank.
4. The geological survey water pressure test device of claim 1, wherein: the fixed pipe end is trapezoidal setting, and the water injection pipe is fixed in the fixed pipe, filtering baffle is fixed in fixed pipe end one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022559810.4U CN213749513U (en) | 2020-11-06 | 2020-11-06 | Geological survey pressurized-water test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022559810.4U CN213749513U (en) | 2020-11-06 | 2020-11-06 | Geological survey pressurized-water test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213749513U true CN213749513U (en) | 2021-07-20 |
Family
ID=76821281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022559810.4U Active CN213749513U (en) | 2020-11-06 | 2020-11-06 | Geological survey pressurized-water test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213749513U (en) |
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2020
- 2020-11-06 CN CN202022559810.4U patent/CN213749513U/en active Active
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