CN217238402U - Fixing device for microseism sensor in drill hole - Google Patents
Fixing device for microseism sensor in drill hole Download PDFInfo
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- CN217238402U CN217238402U CN202220267509.2U CN202220267509U CN217238402U CN 217238402 U CN217238402 U CN 217238402U CN 202220267509 U CN202220267509 U CN 202220267509U CN 217238402 U CN217238402 U CN 217238402U
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- piston rod
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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Abstract
The utility model relates to a fixing device of microseism sensor in drilling, including the microseism sensor, its characterized in that still includes switching fixed cup and rapid gel control valve body, switching fixed cup be the confined tube-shape cup, open the rapid gel export in the bottom intermediate position of tube-shape cup, be equipped with rapid gel inlet and tube-shape cup gas outlet respectively in the both sides of rapid gel export, be equipped with the bayonet socket of taking outer edge on tube-shape cup upper portion, install the detachable rubber circle in the bayonet socket, the center at switching fixed cup top is fixed and is installed the bolt, open threaded hole in microseism sensor lower part center, microseism sensor threaded connection on the upper portion of switching fixed cup; the quick gel control valve body consists of an air cylinder, a piston body, a piston rod and a cup body sealing cover. The device can guarantee the closely laminating of microseism sensor and pore wall, acquires more accurate data, can realize the recycle of sensor again easily.
Description
Technical Field
The utility model belongs to the technical field of the sensor, concretely relates to microseism sensor fixing device in drilling.
Background
When installing the microseism sensor in the drilling, generally adopt cement fixed shutoff, though can make microseism sensor and rock mass closely link to each other like this, nevertheless can not take out the microseism sensor again, expensive microseism sensor has just become a expendable, great increase the cost of monitoring.
In view of this, in order to recycle the microseismic sensor to achieve the purpose of multiple uses, a paper microseismic sensor fixing device is also developed, and the structure of the paper microseismic sensor fixing device is that a paper cup body is additionally provided with a fixing bolt, the fixing bolt is used for fixing the microseismic sensor, quick gel is arranged in the paper cup body, and after the paper cup body is arranged at the bottom of a hole, the quick gel overflows due to the fact that the paper cup body is easy to be damaged in the forced fixing process, so that the paper cup body is fixed, and the sensor is also fixed. However, in the installation process, the quick gel is adhered to the microseismic sensor and the device in the hole after overflowing due to excessive force or careless operation of the cup body, so that the microseismic sensor cannot be taken out.
Disclosure of Invention
Problem to prior art existence, the utility model aims to provide a fixing device of microseism sensor in drilling that cost of manufacture is low, easy operation, fixed effectual, and easily retrieve.
The utility model aims at realizing through the following technical scheme:
the utility model discloses a fixing device of microseism sensor in drilling, including the microseism sensor, its characterized in that still includes switching fixed cup and rapid gel control valve body, the fixed cup of switching be closed tube-shape cup, open the rapid gel export of taking the groove in the bottom intermediate position of tube-shape cup, be equipped with rapid gel injection mouth and cup gas outlet respectively in the both sides of rapid gel export, be equipped with the bayonet socket of taking outer edge on tube-shape cup upper portion, install the detachable rubber circle with bayonet socket shape phase-match in the bayonet socket, fixed mounting has the bolt at the center at switching fixed cup top, open threaded hole in microseism sensor lower part center, microseism sensor screw thread fix on the upper portion of switching connection cup;
the rapid gel control valve body consists of an air cylinder, a piston body, a piston rod and a cup body sealing cover, wherein the air cylinder is concentrically and fixedly arranged in the switching fixed cup body, the lower part of the bayonet is arranged on the lower part of the air cylinder, two air check valves are arranged on the air cylinder close to the bayonet, the piston body is arranged in a working cavity of the air cylinder, the piston rod is a tubular metal rod, one end of the piston rod is fixedly connected with the piston body, the other end of the piston rod is fixedly connected with a top disc through the air cylinder and the switching fixed cup body, and a truncated cone-shaped cup body sealing cover matched with a groove of the rapid gel filling opening cup body is further arranged in the middle of the piston rod.
Preferably, the upper part of the piston rod is provided with a vent hole A, and the lower part of the piston rod is provided with a vent hole B.
Preferably, the bayonet is 2 cm-3 cm away from the top of the adapter fixing cup body 2.
Preferably, a piston rod limiting ring is arranged on the outer side of the bottom of the switching fixing cup body.
The invention has the following beneficial effects: the device can guarantee the inseparable laminating of microseism sensor and pore wall, acquires more accurate data, can realize the recycle of sensor again conveniently, easily, great saving test cost.
Drawings
Fig. 1 is a schematic structural view of the fixing device of the microseismic sensor of the present invention.
Fig. 2 is the utility model discloses a be equipped with the schematic diagram that can dismantle the rubber circle in microseism sensor fixing device's the bayonet socket.
Fig. 3 is a schematic view of a specific embodiment of a method for fixing a microseismic sensor according to the present invention.
Fig. 4 is a schematic diagram of the valve body propelling process of the quick gel control valve.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1, fig. 2 and fig. 4, the utility model discloses a fixing device of microseism sensor in drilling, including microseism sensor 1, its characterized in that still includes fixed cup of switching and rapid gel control valve body, the fixed cup of switching 2 be the confined tube-shape cup, open the rapid gel export of taking the groove in the bottom intermediate position of tube-shape cup, be equipped with rapid gel inlet 18 and cup gas outlet 19 respectively in the both sides of rapid gel export, be equipped with the bayonet socket 7 of taking outer edge on tube-shape cup upper portion, install in bayonet socket 7 with bayonet socket shape assorted detachable rubber circle 3, bayonet socket apart from the fixed cup 2 tops 2 cm-3 cm of switching, its detachable rubber circle 3 size can be according to the different specifications of the drilling of equidimension making to adapt to the not drilling of equidimension, be used for stopping rapid gel overflow outward. A bolt 8 is fixedly arranged at the center of the top of the switching fixed cup body, a threaded hole 9 is formed in the center of the lower part of the micro-seismic sensor, and the micro-seismic sensor 1 is in threaded connection with the upper part of the switching fixed cup body 2;
the rapid gel control valve body consists of an air cylinder 4, a piston body 14, a piston rod 6 and a cup body sealing cover 16, wherein the air cylinder 4 is concentrically and fixedly installed in the switching fixed cup body 2, the lower part of the bayonet 7 is arranged at the position, close to the bayonet 7, of the air cylinder 4, and two air check valves 13 are arranged, so that when the piston moves, air in the air cylinder is discharged, and rapid gel is pressed out of the switching fixed cup body; the piston body 14 is arranged in the working cavity of the air cylinder 4, the piston rod 6 is a tubular metal rod, one end of the piston rod 6 is fixedly connected with the piston body 14, the other end of the piston rod 6 is fixedly connected with a top disc 17 penetrating through the air cylinder 4 and the switching fixed cup body 2, and a circular-truncated-cone-shaped cup body sealing cover 16 matched with a groove of the rapid gel outlet is further arranged in the middle of the piston rod 6.
The utility model discloses piston rod upper portion open and to have air vent A151, the lower part is opened and is had air vent B152, like this at piston body 14 in impel through air vent A151 entering air, avoid producing the negative pressure in the piston body impels.
The utility model discloses be equipped with the spacing ring 12 of piston rod in the fixed cup 2 bottom outsides of switching, guarantee piston body direction of motion.
The utility model discloses a use method is:
1. after the switching fixed cup body and the rapid-hardening control valve body are fixed into a whole, the piston body is pulled downwards, a cup sealing cover on the piston rod covers a rapid-hardening outlet of the switching fixed cup body tightly, a rapid-hardening injection port and a cup body air outlet are opened, rapid-hardening gel 5 is injected, and after the switching fixed cup body is filled, sealing is kept, and the rapid-hardening injection port and the cup body air outlet are sealed.
2. And screwing and fixing the threaded hole at the bottom of the micro-seismic sensor and the bolt of the switching fixing cup body to fix the micro-seismic sensor and the switching fixing cup body into a whole.
3. The microseismic sensor cable 11 is sleeved on the hexagonal outlet 10 of the microseismic sensor cable through a self-contained installation alloy through sleeve tool 20, and the microseismic sensor and the switching fixed cup body are gently integrally conveyed to the bottom of a blast hole, wherein 21 is the blast hole in the figure.
And 4, after the rapid-hardening rubber enters the bottom of the blast hole, forcibly pushing the micro-vibration sensor and the switching fixed cup body to enable a top disc of the bottom of the hole on the piston body of the rapid-hardening rubber control valve body to bear force, pushing the piston body to move upwards, opening the air check valve by generated air pressure, simultaneously opening a cup body sealing cover of the switching fixed cup body, and immediately extruding the rapid-hardening rubber out of the switching fixed cup body to enable the switching fixed cup body and the wall of the blast hole to be solidified into a whole. As shown in fig. 3.
5. The fixed cup body and the hole wall are solidified into a whole, and then monitoring can be carried out.
6. After the monitoring is completed, the alloy middle through sleeve tool for installing the micro-seismic sensor is used, so that the micro-seismic sensor cable passes through the alloy middle through sleeve tool, is sleeved on a hexagonal outlet of the micro-seismic sensor cable, is unscrewed, is separated from the switching fixed cup body, is dragged out along the orifice of the blast hole, and is recycled for next monitoring.
Claims (4)
1. A fixing device for a microseism sensor in a drill hole comprises the microseism sensor and is characterized by further comprising a switching fixing cup body and a quick-setting gel control valve body, wherein the switching fixing cup body is a closed cylindrical cup body, a quick-setting gel outlet with a groove is formed in the middle of the bottom of the cylindrical cup body, a quick-setting gel injection port and a cup body air outlet are formed in two sides of the quick-setting gel outlet respectively, a bayonet with an outer edge is formed in the upper portion of the cylindrical cup body, a detachable rubber ring matched with the shape of the bayonet is installed in the bayonet, a bolt is fixedly installed in the center of the top of the switching fixing cup body, a threaded hole is formed in the center of the lower portion of the microseism sensor, and the microseism sensor is in threaded connection with the upper portion of the switching fixing cup body;
the rapid gel control valve body consists of an air cylinder, a piston body, a piston rod and a cup body sealing cover, wherein the air cylinder is concentrically and fixedly arranged in the switching fixed cup body, the lower part of the bayonet is arranged on the lower part of the air cylinder, two air check valves are arranged on the air cylinder close to the bayonet, the piston body is arranged in a working cavity of the air cylinder, the piston rod is a tubular metal rod, one end of the piston rod is fixedly connected with the piston body, the other end of the piston rod is fixedly connected with a top disc through the air cylinder and the switching fixed cup body, and a truncated cone-shaped cup body sealing cover matched with a groove of the rapid gel filling opening cup body is further arranged in the middle of the piston rod.
2. The borehole microseismic sensor fixed device as recited in claim 1 wherein the piston rod is provided with a vent hole a at the upper part and a vent hole B at the lower part.
3. The borehole microseismic sensor mounting device of claim 1 wherein the card is adapted to be engaged with a borehole
The distance between the opening and the top of the switching fixed cup body is 2 cm-3 cm.
4. The borehole microseismic sensor fixed device of claim 1 wherein a piston rod limiting ring is provided on the outside of the bottom of the adaptor fixing cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220267509.2U CN217238402U (en) | 2022-02-10 | 2022-02-10 | Fixing device for microseism sensor in drill hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220267509.2U CN217238402U (en) | 2022-02-10 | 2022-02-10 | Fixing device for microseism sensor in drill hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217238402U true CN217238402U (en) | 2022-08-19 |
Family
ID=82834456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220267509.2U Active CN217238402U (en) | 2022-02-10 | 2022-02-10 | Fixing device for microseism sensor in drill hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217238402U (en) |
-
2022
- 2022-02-10 CN CN202220267509.2U patent/CN217238402U/en active Active
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