CN215445723U - Coal seam gas fracturing monitoring device - Google Patents
Coal seam gas fracturing monitoring device Download PDFInfo
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- CN215445723U CN215445723U CN202121791763.4U CN202121791763U CN215445723U CN 215445723 U CN215445723 U CN 215445723U CN 202121791763 U CN202121791763 U CN 202121791763U CN 215445723 U CN215445723 U CN 215445723U
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- monitor
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Abstract
The utility model belongs to the field of detection, in particular to a coal bed gas fracturing monitoring device, which aims at the existing problems and provides the following scheme, the monitoring instrument comprises a mounting seat and a monitoring instrument, wherein a cavity is formed in the mounting seat, an insertion hole is formed in the inner wall of the bottom side of the cavity, an insertion column is fixedly mounted on the top side of the monitoring instrument, the top end of the insertion column penetrates through the insertion hole, and extends into the cavity, two vertical rods are respectively arranged on the inner wall of the top side of the cavity in a sliding way, two rectangular holes are respectively arranged on the inner wall of the bottom side of the cavity, and the L-shaped rod is arranged in the rectangular hole in a sliding way, the top side of the L-shaped rod is provided with a fixing hole, and the bottom end of the vertical rod penetrates through the fixing hole, the monitor can be detached and maintained more simply and conveniently by maintenance personnel, and the requirements of people are met.
Description
Technical Field
The utility model relates to the technical field of detection, in particular to a coal bed gas fracture monitoring device.
Background
The fracturing transformation can increase a coal seam seepage passage, more effectively reduce the pressure of a coal seam reservoir to critical desorption pressure when water is drained and gas is produced under reduced pressure, increase the gas desorption rate and increase the productivity. Therefore, in the exploration and development of coal bed gas, the fracturing modification is generally applied as an important strengthening measure.
The patent with the application number of CN201921601393.6 discloses a coal bed gas fracturing monitoring devices based on monitoring of microseism crack, including baffle, telescopic machanism, telescopic link, monitor, shell fragment, fixture block, protection machanism, safety cover, bracing piece, mount pad and spheroid. The utility model has the beneficial effects that: when the earth surface monitoring is carried out, a plurality of shallow wells are arranged in the fixed direction around the coal-bed gas well, and the monitoring device is placed in the shallow wells. If the local diving level is shallow, the underground water can be generated at the lower part of the shallow well after the well is formed, the ball body is a floating ball, and when the water level is changed, the floating ball can move up and down along with the buoyancy force on the telescopic rod, so that the monitor below the floating ball mounting seat is always at the fixed position below the water surface, the monitor can not sink to the water bottom and is buried by mud, the monitor is convenient to take out, and meanwhile, the monitoring result is more accurate; if the local diving space is deep, no water exists in a shallow well after the well is formed, the ball body is a weighted ball, the weighted ball can ensure that a monitor under the mounting seat is inserted into a well substrate, and the data monitored by the monitor is more accurate.
The patent relates to a coal bed gas fracturing monitoring devices based on monitoring of microseism crack, and wherein the monitor is fixed mounting on the mount pad, and this kind of mounting means is not convenient for maintenance personal and dismantles the monitor and get off the maintenance, and the urgent need improves.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a coal bed gas fracture monitoring device.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a coal bed gas fracturing monitoring devices, includes mount pad and monitor, the cavity has been seted up to the inside of mount pad, and has seted up the jack on the inner wall of cavity bottom side, the top side fixed mounting of monitor has the post of inserting, and the top of inserting the post runs through the jack to extend to in the cavity, slidable mounting has two montants respectively on the inner wall of cavity top side, two rectangular holes have been seted up respectively on the inner wall of cavity bottom side, and slidable mounting has L type pole in the rectangular hole, the fixed orifices has been seted up to the top side of L type pole, the bottom of montant runs through the fixed orifices to extend to outside the L type pole.
Preferably, two sliding grooves are formed in the inner wall of the top side of the cavity respectively, sliding blocks are arranged in the sliding grooves in a sliding mode, and the bottom sides of the sliding blocks are fixedly arranged on the vertical rods.
Preferably, the two sliding grooves are mutually far away from one end of the first spring fixedly connected to the inner wall of one side, and the other end of the first spring is fixedly connected to the sliding block.
Preferably, the clamping grooves are formed in the two sides of the inserting column, clamping blocks are fixedly mounted on the side, close to each other, of each vertical rod, and the clamping blocks are matched with the clamping grooves.
Preferably, two rectangular holes keep away from the one end of equal fixedly connected with second spring on the inner wall of one side each other, and the other end fixed connection of second spring is on L type pole.
Preferably, a trapezoidal sleeve is slidably mounted on the monitor, guide wheels are rotatably mounted at the bottom ends of the two L-shaped rods, and the two guide wheels are respectively contacted with two sides of the trapezoidal sleeve.
According to the coal bed gas fracture monitoring device, if a monitor is detached for maintenance, the trapezoidal sleeve is pushed to slide on the monitor, then the trapezoidal sleeve can extrude the two guide wheels to drive the two L-shaped rods to slide towards the side far away from each other, then the fixing hole acts on the vertical rod to drive the clamping block to move out of the clamping groove, and then the monitor can fall off the mounting seat;
the utility model overcomes the defects in the prior art, replaces the traditional installation mode, enables maintenance personnel to more simply and conveniently disassemble and overhaul the monitor, and meets the requirements of people.
Drawings
Fig. 1 is a schematic front view of a coal seam gas fracture monitoring device according to the present invention;
fig. 2 is a schematic structural diagram of a part a of a coal seam gas fracture monitoring device according to the present invention;
fig. 3 is a schematic structural diagram of a part B of a coal seam gas fracture monitoring device according to the present invention.
In the figure: the device comprises a mounting seat 1, a monitor 2, a cavity 3, a jack 4, an inserting column 5, a vertical rod 6, a sliding chute 7, a sliding block 8, a first spring 9, a clamping groove 10, a clamping block 11, a rectangular hole 12, an L-shaped rod 13, a second spring 14, a fixing hole 15, a guide wheel 16 and a trapezoidal sleeve 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-3, a coal seam gas pressure splits monitoring devices, including mount pad 1 and monitor 2, cavity 3 has been seted up to the inside of mount pad 1, and seted up jack 4 on the inner wall of cavity 3 bottom side, the top side fixed mounting of monitor 2 has inserted post 5, and the top of inserting post 5 runs through jack 4, and extend to in the cavity 3, slidable mounting has two montants 6 respectively on the inner wall of cavity 3 top side, two rectangular holes 12 have been seted up respectively on the inner wall of cavity 3 bottom side, and slidable mounting has L type pole 13 in the rectangular hole 12, fixed orifices 15 has been seted up to the top side of L type pole 13, fixed orifices 15 is run through to the bottom of montant 6, and extend to outside L type pole 13.
In the utility model, two sliding grooves 7 are respectively arranged on the inner wall of the top side of the cavity 3, sliding blocks 8 are arranged in the sliding grooves 7 in a sliding mode, and the bottom sides of the sliding blocks 8 are fixedly arranged on the vertical rods 6.
In the utility model, one end of a first spring 9 is fixedly connected to the inner walls of the two chutes 7 far away from each other, the other end of the first spring 9 is fixedly connected to the sliding block 8, and the first spring 9 is used for ensuring the clamping between the clamping block 11 and the clamping groove 10.
According to the utility model, the two sides of the inserting column 5 are both provided with the clamping grooves 10, the side, close to each other, of each of the two vertical rods 6 is fixedly provided with the clamping block 11, the clamping block 11 is matched with the clamping grooves 10, and the monitor 2 is fixed through the clamping block 11 and the clamping grooves 10.
In the utility model, one end of a second spring 14 is fixedly connected to the inner wall of one side of each rectangular hole 12, which is far away from the other side, the other end of the second spring 14 is fixedly connected to the L-shaped rod 13, and the second spring 14 is used for enabling the L-shaped rod 13 to automatically reset.
In the utility model, a trapezoidal sleeve 17 is slidably arranged on the monitor 2, guide wheels 16 are rotatably arranged at the bottom ends of the two L-shaped rods 13, and the two guide wheels 16 are respectively contacted with two sides of the trapezoidal sleeve 17.
Example two
Referring to fig. 1-3, a coal seam gas pressure splits monitoring devices, including mount pad 1 and monitor 2, cavity 3 has been seted up to the inside of mount pad 1, and seted up jack 4 on the inner wall of cavity 3 bottom side, the top side fixed mounting of monitor 2 has inserted post 5, and the top of inserting post 5 runs through jack 4, and extend to in the cavity 3, slidable mounting has two montants 6 respectively on the inner wall of cavity 3 top side, two rectangular holes 12 have been seted up respectively on the inner wall of cavity 3 bottom side, and slidable mounting has L type pole 13 in the rectangular hole 12, fixed orifices 15 has been seted up to the top side of L type pole 13, fixed orifices 15 is run through to the bottom of montant 6, and extend to outside L type pole 13.
In the utility model, two sliding grooves 7 are respectively dug on the inner wall of the top side of the cavity 3, sliding blocks 8 are arranged in the sliding grooves 7 in a sliding mode, and the bottom sides of the sliding blocks 8 are fixedly arranged on vertical rods 6.
In the utility model, one end of a first spring 9 is fixedly welded on the inner wall of one side of each of the two sliding chutes 7, which is far away from each other, and the other end of the first spring 9 is fixedly welded on the sliding block 8.
In the utility model, clamping grooves 10 are dug on two sides of the inserting column 5, clamping blocks 11 are fixedly mounted on the sides, close to each other, of the two vertical rods 6, and the clamping blocks 11 are matched with the clamping grooves 10.
In the utility model, one end of a second spring 14 is fixedly welded on the inner wall of one side, away from each other, of each rectangular hole 12, and the other end of the second spring 14 is fixedly welded on the L-shaped rod 13.
In the utility model, a trapezoidal sleeve 17 is slidably arranged on the monitor 2, guide wheels 16 are rotatably arranged at the bottom ends of the two L-shaped rods 13, and the two guide wheels 16 are respectively contacted with two sides of the trapezoidal sleeve 17.
In the utility model, if the monitor 2 is detached for maintenance, the trapezoid sleeve 17 is pushed to slide on the monitor 2, then the trapezoid sleeve 17 extrudes the two guide wheels 16 to drive the two L-shaped rods 13 to slide towards the sides far away from each other, then the fixing hole 15 acts on the vertical rod 6 to drive the clamping block 11 to move out of the clamping groove 10, and then the monitor 2 falls off the mounting seat 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a coal seam gas fracturing monitoring devices, includes mount pad (1) and monitor (2), its characterized in that, cavity (3) have been seted up to the inside of mount pad (1), and seted up on the inner wall of cavity (3) bottom side jack (4), the top side fixed mounting of monitor (2) has inserted post (5), and the top of inserting post (5) runs through jack (4) to extend to in cavity (3), slidable mounting has two montants (6) respectively on the inner wall of cavity (3) top side, seted up two rectangular holes (12) respectively on the inner wall of cavity (3) bottom side, and slidable mounting has L type pole (13) in rectangular hole (12), fixed orifices (15) have been seted up to the top side of L type pole (13), fixed orifices (15) are run through to the bottom of montant (6) to extend outside L type pole (13).
2. The coal seam gas fracturing monitoring device according to claim 1, wherein two sliding grooves (7) are respectively formed in the inner wall of the top side of the cavity (3), sliding blocks (8) are slidably mounted in the sliding grooves (7), and the bottom sides of the sliding blocks (8) are fixedly mounted on the vertical rods (6).
3. The coal seam gas fracturing monitoring device according to claim 2, wherein one end of the first spring (9) is fixedly connected to the inner wall of one side of each of the two sliding grooves (7) far away from each other, and the other end of the first spring (9) is fixedly connected to the sliding block (8).
4. The coal seam gas fracturing monitoring device according to claim 1, wherein clamping grooves (10) are formed in two sides of the inserting column (5), clamping blocks (11) are fixedly mounted on the side, close to each other, of each vertical rod (6), and the clamping blocks (11) are matched with the clamping grooves (10).
5. The coal seam gas pressure crack monitoring device is characterized in that one end of a second spring (14) is fixedly connected to the inner wall of each of two rectangular holes (12) far away from one side, and the other end of the second spring (14) is fixedly connected to an L-shaped rod (13).
6. The coal bed gas fracturing monitoring device according to claim 1, wherein the monitor (2) is provided with a trapezoidal sleeve (17) in a sliding manner, the bottom ends of the two L-shaped rods (13) are respectively provided with a guide wheel (16) in a rotating manner, and the two guide wheels (16) are respectively contacted with two sides of the trapezoidal sleeve (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121791763.4U CN215445723U (en) | 2021-08-03 | 2021-08-03 | Coal seam gas fracturing monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121791763.4U CN215445723U (en) | 2021-08-03 | 2021-08-03 | Coal seam gas fracturing monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215445723U true CN215445723U (en) | 2022-01-07 |
Family
ID=79691033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121791763.4U Active CN215445723U (en) | 2021-08-03 | 2021-08-03 | Coal seam gas fracturing monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215445723U (en) |
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2021
- 2021-08-03 CN CN202121791763.4U patent/CN215445723U/en active Active
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