CN214836313U - Monitoring device for underground coal gasification - Google Patents
Monitoring device for underground coal gasification Download PDFInfo
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- CN214836313U CN214836313U CN202120898532.7U CN202120898532U CN214836313U CN 214836313 U CN214836313 U CN 214836313U CN 202120898532 U CN202120898532 U CN 202120898532U CN 214836313 U CN214836313 U CN 214836313U
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- inserted bar
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- fixed sleeve
- temperature sensor
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Abstract
The utility model relates to a coal mining technical field specifically is a monitoring devices for coal underground gasification, fixed sleeve's the outside is provided with the three supporting structure that is the circumference and arranges, and fixed sleeve's inboard runs through and is provided with fixed inserted bar, the inboard of fixed inserted bar is located lower extreme position department and is connected with flexible inserted bar through the screw rotation, the bottom mounting of flexible inserted bar has the set casing, temperature sensor is installed to the bottom of set casing. The utility model discloses, through clamping mechanism, it is inboard to be fixed in the fixed sleeve with fixed inserted bar, then through supporting structure, is fixed in the earth's surface with the fixed sleeve to can be fixed inserted bar and flexible inserted bar, prevent fixed inserted bar at the inboard swing of venthole, lead to temperature sensor and the inboard bumping of venthole and lead to temperature sensor to damage, provide the protection to temperature sensor through sensor protection claw simultaneously, prevent that outside object from striking temperature sensor.
Description
Technical Field
The utility model relates to a coal mining technology field specifically is a monitoring devices for coal underground gasification.
Background
The underground coal gasification technology is a process of directly and controllably burning coal buried underground and generating combustible gas through the thermal action and chemical action of the coal, wherein the temperature of an air outlet hole of the underground gas is one of very important characterizing parameters and is an important basis for adjusting the actual process of underground coal gasification, and therefore the temperature must be monitored.
However, the existing temperature monitoring device cannot be fixed on the inner side of the air outlet, because the depth of the air outlet is deep and the underground environment is complex, the inserted rod for fixing the temperature sensor is easy to swing on the inner side of the air outlet, so that the temperature sensor and the inner side of the air outlet or the coal gasification furnace are in differential collision, the temperature monitoring precision can be influenced, and the temperature sensor is easy to damage and the normal use is influenced. Accordingly, one skilled in the art provides a monitoring device for underground coal gasification to solve the problems set forth in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a monitoring devices for coal underground gasification to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a monitoring device for underground coal gasification comprises a fixed sleeve, wherein three support structures which are arranged in a circumferential manner are arranged on the outer side of the fixed sleeve, a fixed inserting rod penetrates through the inner side of the fixed sleeve, the inner side of the fixed inserting rod is positioned at the lower end position and is connected with a telescopic inserting rod in a rotating manner through threads, a fixed shell is fixed at the bottom end of the telescopic inserting rod, a temperature sensor is installed at the bottom end of the fixed shell, the upper end of the fixed inserting rod is connected with a data line, one end of the data line extends into the fixed shell through the fixed inserting rod and the telescopic inserting rod, one end of the data line is electrically connected with the temperature sensor, a fixed clamping plate is fixed on one side of the inner part of the fixed sleeve, a movable clamping plate is arranged on the other side of the inner part of the fixed sleeve, a clamping mechanism is arranged between the movable clamping plate and the fixed sleeve, and the support structures comprise two connecting angles fixed on one side of the fixed sleeve, two the one end of connecting the angle all rotates and is connected with the bracing piece, two the one end of bracing piece is located both sides position department symmetry and rotates and is connected with two connecting rods, two the bottom mounting of connecting rod has a mounting plate, four mounting holes that are the rectangle and arrange are located four corners position department to the inside of mounting plate.
As a further aspect of the present invention: clamping mechanism is including being fixed in the internal thread sleeve that fixed sleeve one side corresponds movable clamp plate position department, internal thread sleeve's inboard is rotated through the screw thread and is connected with the screw rod, the one end of screw rod extends to fixed sleeve's inboard, and the one end of screw rod rotates with one side of movable clamp plate to be connected, the other end of screw rod is fixed with the screw rod carousel.
As a further aspect of the present invention: and the clamping plate guide rods are fixed at the positions of two ends of one side of the movable clamping plate and penetrate through the clamping plate guide rods to be inserted into one side of the fixed sleeve in a sliding manner.
As a further aspect of the present invention: rubber pads are pasted on one sides of the fixed clamping plate and the movable clamping plate, and anti-skid grains are arranged on one sides of the two rubber pads.
As a further aspect of the present invention: the one end of set casing is fixed with six and is the circumference and arrange and be located the sensor protection claw in the temperature sensor outside, six the upside of sensor protection claw all is fixed with the gusset plate, six one side of gusset plate all is fixed mutually with one side of set casing.
As a further aspect of the present invention: two the length of bracing piece equals and is parallel to each other, and two bracing pieces all adopt stainless steel's component.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses, through clamping mechanism, it is inboard to be fixed in the fixed sleeve with fixed inserted bar, then through supporting structure, is fixed in the earth's surface with the fixed sleeve to can be fixed inserted bar and flexible inserted bar, prevent fixed inserted bar at the inboard swing of venthole, lead to temperature sensor and the inboard bumping damage of venthole, provide the protection through sensor protection claw to temperature sensor simultaneously, prevent that outside object from striking temperature sensor.
Drawings
FIG. 1 is a schematic diagram of a monitoring device for underground coal gasification;
FIG. 2 is a schematic structural diagram of the inside of a fixed sleeve in a monitoring device for underground coal gasification;
FIG. 3 is a schematic structural diagram of a clamping mechanism in a monitoring device for underground coal gasification;
fig. 4 is an enlarged schematic view of a monitoring device for underground coal gasification at a point a in fig. 1.
In the figure: 1. fixing the sleeve; 2. a connecting angle; 3. a support bar; 4. a connecting rod; 5. fixing the inserted rod; 6. a telescopic inserted link; 7. a stationary case; 8. a temperature sensor; 9. fixing the clamping plate; 10. a movable splint; 11. an internally threaded sleeve; 12. a screw; 13. a screw turntable; 14. a clamp plate guide rod; 15. a sensor protection claw; 16. a reinforcing plate; 17. a data line; 18. and (5) mounting a bottom plate.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present invention, a monitoring device for underground coal gasification includes a fixing sleeve 1, three support structures arranged in a circumferential manner are disposed outside the fixing sleeve 1, each support structure includes two connecting angles 2 fixed to one side of the fixing sleeve 1, one ends of the two connecting angles 2 are rotatably connected to support rods 3, the two support rods 3 have equal lengths and are parallel to each other, and the two support rods 3 are both made of stainless steel, the stainless steel has high strength and is corrosion resistant, and the service life of the device is prolonged;
one end of each of the two support rods 3 is symmetrically and rotatably connected with two connecting rods 4 at two side positions, the bottom ends of the two connecting rods 4 are fixedly provided with mounting bottom plates 18, and four mounting holes which are arranged in a rectangular shape are formed in the four corner positions in the mounting bottom plates 18;
a fixed inserting rod 5 penetrates through the inner side of the fixed sleeve 1, a telescopic inserting rod 6 is rotatably connected to the position, located at the lower end, of the inner side of the fixed inserting rod 5 through threads, a fixed shell 7 is fixed to the bottom end of the telescopic inserting rod 6, a temperature sensor 8 is installed at the bottom end of the fixed shell 7, six sensor protection claws 15 which are circumferentially arranged and located on the outer side of the temperature sensor 8 are fixed to one end of the fixed shell 7, reinforcing plates 16 are fixed to the upper sides of the six sensor protection claws 15, one sides of the six reinforcing plates 16 are fixed to one side of the fixed shell 7, and the temperature sensor 8 is protected through the sensor protection claws 15 to prevent an external object from impacting the temperature sensor 8;
the upper end of the fixed inserted link 5 is connected with a data line 17, one end of the data line 17 extends into the fixed shell 7 through the interiors of the fixed inserted link 5 and the telescopic inserted link 6, one end of the data line 17 is electrically connected with the temperature sensor 8, one side of the interior of the fixed sleeve 1 is fixed with a fixed clamping plate 9, the other side of the interior of the fixed sleeve 1 is provided with a movable clamping plate 10, rubber pads are pasted on one sides of the fixed clamping plate 9 and the movable clamping plate 10, anti-skid lines are arranged on one sides of the two rubber pads, the rubber pads can provide large friction force, and fixing firmness is improved;
the clamp plate guide rods 14 are fixed at the positions of two ends of one side of the movable clamp plate 10, the two clamp plate guide rods 14 are inserted into one side of the fixed sleeve 1 in a penetrating and sliding mode, and the clamp plate guide rods 14 improve the stability of the movable clamp plate 10;
a clamping mechanism is arranged between the movable clamping plate 10 and the fixed sleeve 1, the clamping mechanism comprises an internal thread sleeve 11 fixed on one side of the fixed sleeve 1 corresponding to the position of the movable clamping plate 10, the inner side of the internal thread sleeve 11 is rotatably connected with a screw 12 through threads, one end of the screw 12 extends to the inner side of the fixed sleeve 1, one end of the screw 12 is rotatably connected with one side of the movable clamping plate 10, the other end of the screw 12 is fixedly provided with a screw turntable 13, the screw turntable 13 is rotated, the screw turntable 13 drives the screw 12 to rotate, the screw 12 rotates to drive the movable clamping plate 10 to move through thread meshing, so that the movable clamping plate 10 is tightly attached to one side of the fixed inserted rod 5, and the fixed inserted rod 5 can be clamped on the inner side of the fixed sleeve 1;
the utility model discloses a theory of operation is: when the device is used, the fixed inserting rod 5 is inserted into the inner side of the fixed sleeve 1, then the screw rod rotary table 13 is rotated, the screw rod rotary table 13 drives the screw rod 12 to rotate, the screw rod 12 rotates to drive the movable clamping plate 10 to move through threaded engagement, the movable clamping plate 10 is tightly attached to one side of the fixed inserting rod 5, the fixed inserting rod 5 can be clamped on the inner side of the fixed sleeve 1, then the telescopic inserting rod 6 and the fixed inserting rod 5 are inserted into the underground coal gasification furnace through the air outlet hole, relative movement can be generated between the telescopic inserting rod 6 and the fixed inserting rod 5 through threaded engagement by rotating the telescopic inserting rod 6, the extending length of the telescopic inserting rod 6 can be adjusted, corresponding adjustment can be conveniently carried out according to the depth of the air outlet hole on site, the detection accuracy can be improved, then the three mounting bottom plates 18 are fixed on the ground through bolts, the mounting bottom plates 18 fix the connecting rod 4 and the supporting rod 3, the supporting rod 3 fixes the fixed sleeve 1, the supporting structure can provide reliable fixed to fixed sleeve 1 to fixed inserted bar 5 and flexible inserted bar 6 provide reliable fixed, prevent fixed inserted bar 5 and flexible inserted bar 6 at the inboard swing of venthole, lead to temperature sensor 8 and the inboard bump of venthole, lead to temperature sensor 8 to damage, sensor protection claw 15 can provide the protection to temperature sensor 8 simultaneously, in inserting the venthole, can avoid temperature sensor 8 and the inboard collision that produces of venthole.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a monitoring devices for coal underground gasification, includes fixed sleeve (1), its characterized in that, the outside of fixed sleeve (1) is provided with three supporting structure that is the circumference and arranges, and the inboard of fixed sleeve (1) runs through and is provided with fixed inserted bar (5), the inboard of fixed inserted bar (5) is located lower extreme position department and is connected with flexible inserted bar (6) through screw thread rotation, the bottom mounting of flexible inserted bar (6) has set casing (7), temperature sensor (8) are installed to the bottom of set casing (7), the upper end of fixed inserted bar (5) is connected with data line (17), the inside of one end through fixed inserted bar (5) and flexible inserted bar (6) of data line (17) extends to the inside of set casing (7), and electric connection between the one end of data line (17) and temperature sensor (8), a fixed clamping plate (9) is fixed on one side inside the fixed sleeve (1), a movable clamping plate (10) is arranged on the other side inside the fixed sleeve (1), and a clamping mechanism is arranged between the movable clamping plate (10) and the fixed sleeve (1);
the supporting structure is including being fixed in two connection angle (2) of fixed sleeve (1) one side, two the one end of connection angle (2) is all rotated and is connected with bracing piece (3), two the one end of bracing piece (3) is located both sides position department symmetry and is rotated and be connected with two connecting rods (4), two the bottom mounting of connecting rod (4) has mounting plate (18), the inside of mounting plate (18) is located four corners position department and has seted up four mounting holes that are the rectangle and arrange.
2. A monitoring device for underground coal gasification according to claim 1, wherein the clamping mechanism comprises an internal thread sleeve (11) fixed at one side of the fixed sleeve (1) corresponding to the position of the movable clamping plate (10), the inner side of the internal thread sleeve (11) is rotatably connected with a screw (12) through threads, one end of the screw (12) extends to the inner side of the fixed sleeve (1), one end of the screw (12) is rotatably connected with one side of the movable clamping plate (10), and the other end of the screw (12) is fixed with a screw rotating disc (13).
3. A monitoring device for underground coal gasification according to claim 1, wherein one side of the movable clamp plate (10) is fixed with clamp plate guide rods (14) at two ends, and the two clamp plate guide rods (14) are inserted into one side of the fixed sleeve (1) in a penetrating and sliding manner.
4. A monitoring device for underground coal gasification as claimed in claim 1, wherein one side of the fixed splint (9) and one side of the movable splint (10) are both adhered with rubber pads, and one side of both rubber pads are provided with anti-skid lines.
5. A monitoring device for underground coal gasification according to claim 1, wherein one end of the fixed shell (7) is fixed with six sensor protection claws (15) which are arranged in a circle and are positioned outside the temperature sensor (8), the upper sides of the six sensor protection claws (15) are all fixed with reinforcing plates (16), and one sides of the six reinforcing plates (16) are all fixed with one side of the fixed shell (7).
6. A monitoring device for underground coal gasification according to claim 1, characterized in that the two support rods (3) are equal in length and parallel to each other, and both support rods (3) are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120898532.7U CN214836313U (en) | 2021-04-28 | 2021-04-28 | Monitoring device for underground coal gasification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120898532.7U CN214836313U (en) | 2021-04-28 | 2021-04-28 | Monitoring device for underground coal gasification |
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| Publication Number | Publication Date |
|---|---|
| CN214836313U true CN214836313U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120898532.7U Active CN214836313U (en) | 2021-04-28 | 2021-04-28 | Monitoring device for underground coal gasification |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116220664A (en) * | 2022-12-12 | 2023-06-06 | 中国石油天然气集团有限公司 | Optical fiber type temperature measurement system for oil and gas well and implementation method thereof |
-
2021
- 2021-04-28 CN CN202120898532.7U patent/CN214836313U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116220664A (en) * | 2022-12-12 | 2023-06-06 | 中国石油天然气集团有限公司 | Optical fiber type temperature measurement system for oil and gas well and implementation method thereof |
| CN116220664B (en) * | 2022-12-12 | 2023-10-03 | 中国石油天然气集团有限公司 | Optical fiber type temperature measurement system for oil and gas well and implementation method thereof |
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