CN220082618U - Universal adjusting and fixing device for coal mine air door sensor - Google Patents
Universal adjusting and fixing device for coal mine air door sensor Download PDFInfo
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- CN220082618U CN220082618U CN202321566512.5U CN202321566512U CN220082618U CN 220082618 U CN220082618 U CN 220082618U CN 202321566512 U CN202321566512 U CN 202321566512U CN 220082618 U CN220082618 U CN 220082618U
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- 239000003245 coal Substances 0.000 title claims abstract description 18
- 238000012544 monitoring process Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000005065 mining Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a universal adjusting and fixing device for a coal mine air door sensor, which comprises an air door sensor body, wherein bolts are arranged at four corners of a base of the air door sensor body, and the universal adjusting and fixing device comprises a fixing part and an adjusting part. When the air door sensor is installed or maintained and adjusted, firstly, the plug board of the fixing part is inserted into a gap between the air door outer frame and the wall body, then the adjusting rod of the adjusting part is inserted into the fixing pipe for front-back adjustment, after the position is adjusted, a screw is inserted into a through hole on the side wall of the fixing pipe to play a role of a jackscrew, finally, according to the site condition, the position of a sliding block or a bolt in the first sliding groove or the second sliding groove is adjusted at will, the magnetic device arranged at the upper end of the air door body is ensured to be kept flush, the aim of universal adjustment is fulfilled, the problem that the sensor cannot be adjusted according to the site actual deformation dislocation of the air door in the past is avoided, the air door monitoring failure and the occurrence of the air door sensor alarming and false alarming condition are ensured, and the air door monitoring is effective and safe production is ensured.
Description
Technical Field
The utility model relates to the field of air door sensors, in particular to a universal adjusting and fixing device for a coal mine air door sensor.
Background
The underground mine air door of the coal mine has the functions of ensuring the stability of a ventilation system, reducing ineffective air leakage and ensuring the safe production of the mine. The main function of the disaster type mining gas-proof protruding air door is to prevent gas from protruding, and the disaster type mining gas-proof protruding air door is a protection umbrella for miners, each gas-proof protruding air door is composed of 4 steel structure air doors, each air door is provided with a forward air door and a reverse air door, and two air doors (namely two forward air doors and two reverse air doors) are arranged in the same connecting lane.
The common mining gas-proof protruding air door consists of two duplex air door bodies, a set of mechanical locking device, two sets of audible and visual alarms and an on-off sensor. When the underground gas-proof protruding air door is used in practice, the following problems often occur in the use process by means of manual opening or closing of the gas-proof protruding air door: (1) Surrounding rock structures around the air door are pressed by the top of the roadway and the two sides and the floor to generate deformation, so that air leakage is caused; (2) The failure of the locking device can cause the increase of the inclination angle of the air door body, so as to lead to air leakage; (3) The manual opening of the two air doors can cause the dislocation of the safety monitoring on-off sensor and the magnetic device which are arranged on the air doors, so that the on-off state of the air doors cannot be monitored in real time, the occurrence of safety accidents caused by short circuit, air leakage or the fact that the rear air door is not closed in time is caused, and the life safety of mine personnel is threatened. The traditional method for processing the dislocation of the air door is to fix the air door after the air door is aligned, but once the air door outer frame and the air door are misplaced, the fixing hole of the original fixed sensor is misplaced, when the sensor is adjusted again, the sensor can not be welded and drilled by open fire in the pit, but only can be fixed by adopting a binding method, the air door after being rebinding and fixing is easier to fall and misplaced when being subjected to larger impact, so that the air door sensor alarms more, in addition, more false alarm conditions can be doped, namely, the air door is normally closed, but the sensor misplaces, and a monitoring system displays that the air door is always opened, so that monitoring failure is caused.
Disclosure of Invention
The utility model provides a universal adjusting and fixing device for a coal mine air door sensor, and aims to solve the problems of high alarm rate and false alarm of a safety monitoring system when an air door is misplaced, and realize universal adjustment and fixing of the coal mine air door sensor.
The utility model relates to a universal adjusting and fixing device for a coal mine air door sensor, which comprises an air door sensor body, wherein bolts are arranged at four corners of a base of the air door sensor body, and the universal adjusting and fixing device comprises a fixing part and an adjusting part;
the fixing part comprises a fixing pipe, one end of the fixing pipe is fixedly connected with a plugboard in parallel, a through hole parallel to the plugboard is formed in the side wall of the fixing pipe, a nut is fixedly connected to the outer side of the through hole, and a screw is arranged in the nut;
the adjusting part comprises an adjusting rod, one end of the adjusting rod is inserted into the fixed pipe, the other end of the adjusting rod is connected with an adjusting plate, and the adjusting rod is arranged at the center of the adjusting plate; two parallel first sliding grooves are formed in the adjusting plate opposite to the adjusting rod, two vertical adjusting pieces which are parallel to each other are connected to the adjusting plate on the same side as the first sliding grooves, a sliding block matched with the first sliding grooves is arranged on one side of the adjusting piece opposite to the adjusting plate, vertical second sliding grooves are formed in the length direction of the adjusting piece, and bolts at four corners of the air door sensor body base are inserted into the second sliding grooves.
Preferably, the thickness of the adjusting plate is 2-10mm.
Preferably, the adjusting rod is the same length as the fixed tube.
Preferably, the outer diameter of the adjusting rod is 1-2mm smaller than the inner diameter of the stationary tube.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the universal adjusting and fixing device for the coal mine air door sensor, when the air door sensor is installed or maintained and adjusted, the plug board is firstly inserted into a gap between the air door outer frame and a wall body, then the adjusting rod of the universal adjusting device is inserted into the fixing tube for front-back adjustment, after the position is adjusted, the screw is inserted into the through hole on the side wall of the fixing tube to play a role of a jackscrew, finally the position of the sliding block or the bolt in the first sliding groove or the second sliding groove is randomly adjusted according to the field condition, the vertical and horizontal adjustment is realized, the magnetic force device arranged at the upper end of the air door body is ensured to be kept flush, the purpose of universal adjustment is realized, the problem that the air door monitoring failure and the air door sensor alarm and the false alarm condition caused by the fact that the sensor cannot be adjusted according to the field actual deformation and dislocation of the prior art are avoided, and the air door monitoring is ensured to be effective and safe in production.
2. The universal adjusting and fixing device for the coal mine air door sensor provided by the utility model has the advantages of ingenious design and low cost, greatly improves the installation and adjustment efficiency, and solves the problems of high alarm rate and false alarm of a safety monitoring system. The used materials are mostly waste steel pipes and plates, so that the aim of repairing old and utilizing waste is fulfilled, the national energy-saving and environment-friendly requirements are met, and the method can be widely popularized and used.
3. According to the universal adjusting and fixing device for the coal mine air door sensor, provided by the utility model, the adjusting plate is thinner, so that the condition of sensing signal errors caused by thicker plates is avoided. The length of the adjusting rod is the same as that of the fixed pipe, the outer diameter of the adjusting rod is smaller than the inner diameter of the fixed pipe, the adjusting rod is convenient to insert and adjust, and the practicability is high.
Drawings
FIG. 1 is a front view of a universal adjustment fixture for a coal mine damper sensor of the present utility model;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a schematic view of a fixing portion of the present utility model;
FIG. 4 is a schematic view of the structure of the adjusting part of the present utility model;
FIG. 5 is a schematic view of the structure of the adjusting member according to the present utility model;
FIG. 6 is a left side view of FIG. 5;
FIG. 7 is a schematic installation view of a universal adjustment fixture for a coal mine damper sensor of the present utility model;
in the figure: 1-a damper sensor body; 2-a plugboard; 3-through holes; 4-adjusting bars; 5-adjusting plates; 6-a first chute; 7-an adjusting member; 8-a second chute; 9-a bolt; 10-magnetic force device; 11-fixing the tube; 12-air door outer frame.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1-6, the utility model discloses a universal adjusting and fixing device for a coal mine air door sensor, which comprises an air door sensor body 1, wherein bolts 9 are arranged at four corners of a base of the air door sensor body 1, and the universal adjusting and fixing device comprises a fixing part and an adjusting part;
the fixing part comprises a fixing pipe 11, a plugboard 2 with the size of 6 multiplied by 2 multiplied by 3mm is welded at one end of the fixing pipe 11 in parallel, a through hole 3 with the diameter of 6mm, which is parallel to the plugboard 2, is arranged on the side wall of the fixing pipe 11, a nut is fixedly connected to the outer side of the through hole 3, and a screw is arranged in the nut;
the adjusting part comprises an adjusting rod 4, the length of the adjusting rod 4 is the same as that of the fixed pipe 1, the outer diameter of the adjusting rod 4 is 1mm smaller than the inner diameter of the fixed pipe 1, one end of the adjusting rod 4 is inserted into the fixed pipe 11, the other end of the adjusting rod 4 is welded with an adjusting plate 5 with the size of 150 multiplied by 100 multiplied by 3mm, and the adjusting rod 4 is arranged at the center of the adjusting plate 5; two parallel first sliding grooves 6 are arranged on the adjusting plate 5 back to the adjusting rod 4, two vertical adjusting pieces 7 which are parallel to each other and have the size of 80 multiplied by 10 multiplied by 3mm are connected on the adjusting plate 5 on the same side as the first sliding grooves 6, a sliding block matched with the first sliding grooves 6 is arranged on one side of the adjusting piece 7 opposite to the adjusting plate 5, a second sliding groove 8 with the vertical size of 60 multiplied by 7 multiplied by 3mm is arranged on the length direction of the adjusting piece 7, and bolts 9 at four corners of the base of the air door sensor body 1 are inserted in the second sliding groove 8 to realize up-down free adjustment.
As shown in fig. 7, when the misalignment of the coal mine air door sensor needs to be adjusted, the adjustment steps are as follows:
step one: bolts 9 at four corners of a base of the air door sensor body 1 are used for fixing the air door sensor body 1, the adjusting piece 7 and the adjusting plate 5 in sequence and then uniformly carrying the air door sensor body 1, the adjusting piece 7 and the adjusting plate 5 to underground air doors;
step two: inserting the plugboard 2 of the fixed part into a gap between the air door outer frame 12 and the wall body, inserting the adjusting rod 4 into the fixed pipe 11 of the fixed part for front-back adjustment, and inserting a screw into the through hole 3 at the side of the fixed pipe 11 after the position is adjusted, so as to play a role of a jackscrew;
step three: according to the position of bolt 9 in second spout 8 of the bottom four corners department of scene condition regulation wind sensor body 1, the slider of adjusting part 7 bottom is in the position of first spout 6 simultaneously, ensures that wind sensor body 1 keeps the parallel and level with the magnetic force device 10 of dress in the door body upper end, then screws up the bolt 9 of wind sensor body 1 bottom and fixes, accomplishes the universal regulation and the fixed of wind sensor body 1, and is high-efficient convenient, and the practicality is strong.
Claims (4)
1. Colliery air door sensor is with universal regulation fixing device, including air door sensor body (1), air door sensor body (1) base four corners department is equipped with bolt (9), its characterized in that: the universal adjustment fixing device comprises a fixing part and an adjusting part;
the fixing part comprises a fixing pipe (11), a plugboard (2) is fixedly connected at one end of the fixing pipe (11) in parallel, a through hole (3) parallel to the plugboard (2) is formed in the side wall of the fixing pipe (11), a nut is fixedly connected at the outer side of the through hole, and a screw is arranged in the nut;
the adjusting part comprises an adjusting rod (4), one end of the adjusting rod (4) is inserted into the fixed pipe (11), the other end of the adjusting rod is connected with the adjusting plate (5), and the adjusting rod (4) is arranged at the center of the adjusting plate (5); two parallel transverse first sliding grooves (6) are formed in an adjusting plate (5) back to an adjusting rod (4), two mutually parallel vertical adjusting pieces (7) are connected to the adjusting plate (5) on the same side as the first sliding grooves (6), a sliding block matched with the first sliding grooves (6) is arranged on one side of the adjusting piece (7) opposite to the adjusting plate (5), vertical second sliding grooves (8) are formed in the length direction of the adjusting piece (7), and bolts (9) at four corners of a base of an air door sensor body (1) are inserted into the second sliding grooves (8).
2. The universal adjustment fixture for a coal mine damper sensor as claimed in claim 1, wherein: the thickness of the adjusting plate (5) is 2-10mm.
3. The universal adjustment fixture for a coal mine damper sensor as claimed in claim 1, wherein: the length of the adjusting rod (4) is the same as that of the fixed pipe (11).
4. A universal adjustment fixture for a coal mine damper sensor as claimed in claim 3, wherein: the outer diameter of the adjusting rod (4) is 1-2mm smaller than the inner diameter of the fixed pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321566512.5U CN220082618U (en) | 2023-06-19 | 2023-06-19 | Universal adjusting and fixing device for coal mine air door sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321566512.5U CN220082618U (en) | 2023-06-19 | 2023-06-19 | Universal adjusting and fixing device for coal mine air door sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220082618U true CN220082618U (en) | 2023-11-24 |
Family
ID=88824694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321566512.5U Active CN220082618U (en) | 2023-06-19 | 2023-06-19 | Universal adjusting and fixing device for coal mine air door sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220082618U (en) |
-
2023
- 2023-06-19 CN CN202321566512.5U patent/CN220082618U/en active Active
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