CN221373637U - One-ventilation three-prevention accident device for coal mine underground operation prevention - Google Patents
One-ventilation three-prevention accident device for coal mine underground operation prevention Download PDFInfo
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- CN221373637U CN221373637U CN202323409491.9U CN202323409491U CN221373637U CN 221373637 U CN221373637 U CN 221373637U CN 202323409491 U CN202323409491 U CN 202323409491U CN 221373637 U CN221373637 U CN 221373637U
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- shell
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- ventilation
- coal mine
- wall
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- 238000009423 ventilation Methods 0.000 title claims abstract description 26
- 239000003245 coal Substances 0.000 title claims abstract description 24
- 230000002265 prevention Effects 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000010405 clearance mechanism Effects 0.000 claims abstract description 8
- 210000001503 joint Anatomy 0.000 claims description 17
- 239000004744 fabric Substances 0.000 claims description 13
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 12
- 239000000428 dust Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 230000000630 rising effect Effects 0.000 abstract description 5
- 230000007423 decrease Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 12
- 230000000903 blocking effect Effects 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000010030 laminating Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model discloses a one-ventilation three-prevention accident device for preventing underground coal mine operation, which relates to the technical field of underground coal mine safety equipment and comprises a shell, induced draft fans and ventilation pipes, wherein the induced draft fans are butted at two sides of the top end of the outer wall of the shell, and the ventilation pipes are butted at two sides of the bottom end of the outer wall of the shell. This colliery is operation prevention in pit with "logical three proofings" accident device uses, filter imported air through clearance mechanism to and shake the dust that will cause the filter screen board to block off and fall, and then solve the problem that the filter screen board blockked up automatically, prevent that the filter screen board from blockking up and leading to the air quality decline, thereby play the effect of being convenient for clear up prevent blockking up, seal air passage fast through sealing mechanism, and then realize keeping apart fast in the pit, prevent that methane gas from rising and causing bigger loss, thereby play the effect of being convenient for fast confined when colliery is operation prevention in pit with "logical three proofings" accident device uses.
Description
Technical Field
The utility model relates to the technical field of coal mine underground safety equipment, in particular to a one-ventilation three-prevention accident device for preventing coal mine underground operation.
Background
Underground operation of a coal mine is mining term, namely various kinds of labor are performed underground in the mine all the year round, and because of the danger of coal mining, a 'one-ventilation three-prevention' is needed to be performed on site; the underground one-ventilation three-proofing device is used for ventilation, fire prevention, dust prevention and gas prevention, and air on the ground is generally introduced into a mine through the one-ventilation three-proofing device, so that oxygen in the coal mine is ensured.
The utility model provides a colliery is operation prevention in pit with "logical three proofings" accident device should patent include ore deposit wall and heavy sealing door like CN214366180U, the top fixedly connected with roof of ore deposit wall, the bottom of ore deposit wall is equipped with the bottom plate, be equipped with a plurality of groups on the terminal surface of roof and run through the air pipe that sets up, the left side below of mount just is located the upper surface of roof and is equipped with step motor, step motor's output connection pivot, the pivot runs through the roof, the rotor plate rotates with roof, bottom plate to be connected.
However, in the using process of the accident device, ventilation can be generally only performed, the introduced air is not well filtered, and the air above a mine is diffused with coal dust, so that the air quality flowing into the underground is poorer, the working environment of workers is poorer.
Disclosure of utility model
The utility model aims to provide a one-ventilation three-prevention accident device for preventing underground coal mine operation, which solves the problems that when the one-ventilation three-prevention accident device for preventing underground coal mine operation provided by the background art is used, the mode of cleaning a filter screen to prevent blockage is complicated and not convenient enough, so that the use requirement of people cannot be met.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a colliery is operation prevention in pit with "logical three proofings" accident device, includes shell, draught fan and air pipe, shell outer wall top both sides butt joint has the draught fan, and shell outer wall bottom both sides butt joint has air pipe to shell outer wall bottom mid-mounting has gas detector, the inside top of shell is provided with clearance mechanism, and clearance mechanism includes electric putter, push plate, roating seat, guide bar, spring A, impact bar, filter screen plate, guide holder and spring B, shell top mid-mounting has electric putter.
Preferably, the output end of the electric push rod is abutted with a pressing plate, and one side of the inner wall of the shell, which is close to the pressing plate, is abutted with a rotating seat.
Preferably, the rotary seat is internally connected with a guide rod, and springs A are butted at two sides of the outer wall of the rotary seat.
Preferably, one side of the bottom end of the guide rod is abutted with an impact rod, and a filter screen plate is arranged below the impact rod.
Preferably, the inside both sides sliding connection of filter screen board has the guide holder, and guide holder internal connection has spring B to the guide holder outer wall interfaces with the shell inner wall.
Preferably, sealing mechanism is provided with in the inside bottom of shell, and sealing mechanism includes electronic post, closing plate, sealing cloth, spacing seat and gag lever post, electronic post output butt joint has the closing plate.
Preferably, a sealing cloth is fixedly connected to one side of the outer wall of the sealing plate, and the outer wall of the electric pushing column is butted with the shell.
Preferably, the bottom end of the sealing plate is abutted with a limiting seat, and a limiting rod is connected inside the limiting seat in a sliding manner.
Compared with the prior art, the utility model has the beneficial effects that: this colliery is operation prevention in pit with "logical three proofings" accident device uses, filter imported air through clearance mechanism to and shake the dust that will cause the filter screen board to block off and fall, and then solve the problem that the filter screen board blockked up automatically, prevent that the filter screen board from blockking up and leading to the air quality decline of import, thereby play the effect of being convenient for clear up prevent blocking up, seal air passage fast through sealing mechanism, and then realize keeping apart fast in the pit, prevent that methane gas from rising and causing bigger loss, thereby play the effect of being convenient for fast confined when colliery is operation prevention in pit with "logical three proofings" accident device uses.
1. In order to ensure the safety of underground coal mine operation, in the process of assisting through a one-ventilation three-prevention accident device, the introduced air is filtered through the filter screen plate to separate dust in the air, then the electric push rod is started to drive the pressing plate to move downwards, so that the guide rod drives the impact rod to move, the electric push rod is quickly contracted to cancel the extrusion of the guide rod, and at the moment, the spring A is reset to enable the impact rod to move downwards to collide with the filter screen plate;
The filter screen plate moves downwards to squeeze the spring B, and then the spring B is reset to cause the filter screen plate to repeatedly collide with the guide seat, so that dust blocked by the filter screen plate is shaken off, the problem of blocking of the filter screen plate is automatically solved, the quality of introduced air is prevented from being reduced due to blocking of the filter screen plate, and therefore, the filter screen plate plays a role in facilitating cleaning and preventing blocking when the one-pass three-prevention accident device for preventing underground coal mine operation is used;
2. In order to guarantee the safety in the pit of colliery in the process of operation, carry out supplementary in-process through "logical three proofings" accident device, start electric pushing post to stretch earlier and drive the closing plate and remove, then the closing plate removes and drive sealing cloth and remove, until the closing plate laminating each other, sealing cloth is expanded completely this moment, then seals the air channel fast, realizes keeping apart fast in the pit, prevents that methane gas from rising and causes bigger loss to when colliery borehole operation prevention uses "logical three proofings" accident device, play the effect of being convenient for fast seal.
Drawings
FIG. 1 is a schematic diagram of a front view structure of the present utility model;
FIG. 2 is a schematic view of the front view of the present utility model;
FIG. 3 is a schematic view of a front cut-away view of the cleaning mechanism of the present utility model;
fig. 4 is a schematic view of the bottom structure of the present utility model.
In the figure: 1. a housing; 2. an induced draft fan; 3. a ventilation duct; 4. a gas detector; 5. a cleaning mechanism; 51. an electric push rod; 52. pressing the plate; 53. a rotating seat; 54. a guide rod; 55. a spring A; 56. an impact bar; 57. a filter screen plate; 58. a guide seat; 59. a spring B; 6. a sealing mechanism; 61. electric pushing column; 62. a sealing plate; 63. sealing cloth; 64. a limit seat; 65. and a limit rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present utility model provides a technical solution: the utility model provides a colliery is operation prevention in pit with "logical three proofings" accident device, including shell 1, draught fan 2 and air pipe 3, shell 1 outer wall top both sides butt joint has draught fan 2, and shell 1 outer wall bottom both sides butt joint has air pipe 3, and shell 1 outer wall bottom mid-mounting has gas detector 4, shell 1 inside top is provided with clearance mechanism 5, and clearance mechanism 5 includes electric putter 51, push plate 52, roating seat 53, guide bar 54, spring A55, impact bar 56, filter screen plate 57, guide seat 58 and spring B59, shell 1 top mid-mounting has electric putter 51; the output end of the electric push rod 51 is in butt joint with a pressing plate 52, and one side of the inner wall of the shell 1, which is close to the pressing plate 52, is in butt joint with a rotating seat 53; the inside of the rotating seat 53 is connected with a guide rod 54, and two sides of the outer wall of the rotating seat 53 are in butt joint with springs A55; an impact rod 56 is abutted to one side of the bottom end of the guide rod 54, and a filter screen plate 57 is arranged below the impact rod 56; guide seats 58 are connected to two sides of the inside of the filter screen plate 57 in a sliding manner, springs B59 are connected to the inside of the guide seats 58, and the outer walls of the guide seats 58 are butted with the inner wall of the shell 1; an elastic telescopic mechanism is formed between the filter screen plate 57, the guide seat 58 and the spring B59, and the rotating seat 53 is symmetrically distributed about the vertical middle branching line of the shell 1.
In the concrete implementation, in order to ensure the safety of underground coal mine, in the process of assisting by the 'one-ventilation three-prevention' accident device, when the introduced air needs to be filtered in order to improve the quality of the air flowing into underground, the filter screen plate 57 is used for filtering the introduced air to separate dust in the air, when the filter screen plate 57 is blocked by dust along with the increase of the service time, the electric push rod 51 is started, and the output end of the electric push rod 51 is butted with the pressing plate 52, the electric push rod 51 stretches to drive the pressing plate 52 to move downwards to press the pressing plate 52, so that the guide rod 54 rotates along the rotating seat 53;
and because the guide rod 54 is in butt joint with the impact rod 56, the impact rod 56 rotates upwards due to the movement of the guide rod 54, the spring A55 is extruded when the guide rod 54 rotates, so that the spring A55 is deformed, then the electric push rod 51 rapidly contracts to cancel extrusion of the guide rod 54, at the moment, the spring A55 is reset, so that the guide rod 54 rotates downwards far away from the pressing plate 52, the impact rod 56 is further caused to move downwards to collide with the filter screen plate 57, the filter screen plate 57 moves downwards along the guide seat 58, and the spring B59 is extruded when the filter screen plate 57 moves downwards, so that the spring B59 is deformed;
After that, the spring B59 is reset to generate elasticity, so that the filter screen plate 57 repeatedly collides with the guide seat 58, dust blocked by the filter screen plate 57 is shaken off, the problem of blocking of the filter screen plate 57 is automatically solved, the problem of air filtration caused by blocking of the filter screen plate 57 is prevented, the quality of introduced air is reduced, and therefore, when the one-ventilation three-prevention accident device for preventing underground coal mine operation is used, the effect of cleaning and preventing blocking is realized.
Referring to fig. 1, 2 and 4, a sealing mechanism 6 is disposed at the bottom end of the interior of the housing 1, and the sealing mechanism 6 includes an electric pushing post 61, a sealing plate 62, a sealing cloth 63, a limiting seat 64 and a limiting rod 65, wherein the output end of the electric pushing post 61 is abutted with the sealing plate 62; a sealing cloth 63 is fixedly connected to one side of the outer wall of the sealing plate 62, and the outer wall of the electric pushing column 61 is butted with the shell 1; the bottom end of the sealing plate 62 is in butt joint with a limit seat 64, and a limit rod 65 is connected inside the limit seat 64 in a sliding manner; the outer wall of the limiting rod 65 is in butt joint with the shell 1, the outer wall of the sealing cloth 63 is in butt joint with the shell 1, and the electric pushing posts 61 are symmetrically distributed about the vertical middle branching line of the shell 1.
In the concrete implementation, in order to ensure the safety of underground coal mine, in the process of assisting by the 'one-ventilation three-prevention' accident device, as the service time increases, when the gas detector 4 finds that the concentration of methane gas in a certain section of underground is out of standard, the electric pushing column 61 is started firstly, the output end of the electric pushing column 61 is butted with the sealing plate 62, the electric pushing column 61 stretches to drive the sealing plate 62 to move, the outer wall of the sealing plate 62 is connected with the sealing cloth 63, the sealing plate 62 moves to drive the sealing cloth 63 to move, and the bottom end of the sealing plate 62 is butted with the limiting seat 64, at this time, the limiting seat 64 moves along the limiting rod 65;
And then guide the removal of closing plate 62 until electronic pushing post 61 output laminating each other, and closing plate 62 laminating each other this moment, sealing cloth 63 is expanded completely, and then seals the air passage fast, realizes the quick isolation in pit, prevents that methane gas from rising and causes bigger loss to when colliery borehole operation prevention is used with "logical three proofings" accident device, play the effect of being convenient for fast seal.
In summary, when the device is used for preventing an accident of "one ventilation and three prevention" for underground operation of a coal mine, the device is firstly installed near the mine, then the induced draft fan 2 is started to guide air into the housing 1, then the air is guided out through the ventilation pipeline 3, and then the air on the ground is guided into the mine, and the gas concentration in the mine is detected through the gas detector 4, which is the prior art, not described in detail herein, the guided air is filtered through the cleaning mechanism 5, dust blocked by the filter screen plate 57 shakes down, and then the problem of blocking of the filter screen plate 57 is automatically solved, the quality of the guided air is prevented from being reduced due to blocking of the filter screen plate 57, the air channel is rapidly closed through the sealing mechanism 6, further underground rapid isolation is realized, and further, the larger loss caused by methane gas rising is prevented.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a colliery is operation prevention in pit with "logical three proofings" accident device, includes shell (1), draught fan (2) and air pipe (3), its characterized in that:
Induced draft fan (2) are docked in outer wall top both sides of shell (1), and shell (1) outer wall bottom both sides dock have air pipe (3) to shell (1) outer wall bottom mid-mounting has gas detector (4), inside top of shell (1) is provided with clearance mechanism (5), and clearance mechanism (5) including electric putter (51), push down board (52), roating seat (53), guide bar (54), spring A (55), impact bar (56), filter screen plate (57), guide holder (58) and spring B (59), shell (1) top mid-mounting has electric putter (51).
2. The one-ventilation three-prevention accident device for preventing underground coal mine operations according to claim 1, wherein: the output end of the electric push rod (51) is in butt joint with a pressing plate (52), and one side, close to the pressing plate (52), of the inner wall of the shell (1) is in butt joint with a rotating seat (53).
3. The one-ventilation three-prevention accident device for preventing underground coal mine operations according to claim 2, wherein: the rotary seat (53) is internally connected with a guide rod (54), and springs A (55) are butted at two sides of the outer wall of the rotary seat (53).
4. A "one-ventilation three-prevention" accident device for preventing underground coal mine operations according to claim 3, wherein: an impact rod (56) is abutted to one side of the bottom end of the guide rod (54), and a filter screen plate (57) is arranged below the impact rod (56).
5. The device for preventing one-ventilation-three-prevention accidents for underground coal mine operation according to claim 4, wherein the device comprises: the filter screen plate (57) is internally provided with guide seats (58) in a sliding connection mode, the guide seats (58) are internally provided with springs B (59), and the outer walls of the guide seats (58) are in butt joint with the inner walls of the shell (1).
6. The one-ventilation three-prevention accident device for preventing underground coal mine operations according to claim 1, wherein: the sealing mechanism (6) is arranged at the bottom end inside the shell (1), the sealing mechanism (6) comprises an electric pushing column (61), a sealing plate (62), sealing cloth (63), a limiting seat (64) and a limiting rod (65), and the output end of the electric pushing column (61) is in butt joint with the sealing plate (62).
7. The one-ventilation three-prevention accident device for preventing coal mine underground operation according to claim 6, wherein: and one side of the outer wall of the sealing plate (62) is fixedly connected with a sealing cloth (63), and the outer wall of the electric pushing column (61) is butted with the shell (1).
8. The one-ventilation three-prevention accident device for preventing coal mine underground operation according to claim 7, wherein: the bottom end of the sealing plate (62) is in butt joint with a limiting seat (64), and a limiting rod (65) is connected inside the limiting seat (64) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323409491.9U CN221373637U (en) | 2023-12-13 | 2023-12-13 | One-ventilation three-prevention accident device for coal mine underground operation prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323409491.9U CN221373637U (en) | 2023-12-13 | 2023-12-13 | One-ventilation three-prevention accident device for coal mine underground operation prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221373637U true CN221373637U (en) | 2024-07-19 |
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ID=91871849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323409491.9U Active CN221373637U (en) | 2023-12-13 | 2023-12-13 | One-ventilation three-prevention accident device for coal mine underground operation prevention |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221373637U (en) |
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2023
- 2023-12-13 CN CN202323409491.9U patent/CN221373637U/en active Active
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