CN215486164U - Underground gas safety monitoring device for coal mine - Google Patents
Underground gas safety monitoring device for coal mine Download PDFInfo
- Publication number
- CN215486164U CN215486164U CN202120748313.0U CN202120748313U CN215486164U CN 215486164 U CN215486164 U CN 215486164U CN 202120748313 U CN202120748313 U CN 202120748313U CN 215486164 U CN215486164 U CN 215486164U
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- China
- Prior art keywords
- rod
- base
- fixedly connected
- monitoring device
- coal mine
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- 239000003245 coal Substances 0.000 title claims abstract description 32
- 238000012806 monitoring device Methods 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 230000001681 protective effect Effects 0.000 claims description 20
- 239000000428 dust Substances 0.000 claims description 16
- 238000010030 laminating Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
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Abstract
The utility model relates to a coal mine underground gas safety monitoring device, which comprises a base, wherein a limiting ring is fixedly connected to the bottom of the base, a spring is arranged at one end, positioned on the limiting ring, of the bottom of the base, an adjusting column is installed at the bottom of the spring, a first rack is fixedly connected to the surface of the adjusting column, a transmission gear is meshed with the side surface of the first rack, a swinging plate is fixedly connected to the side surface of the first rack, a screw rod is arranged at one end, positioned on the swinging plate, of the bottom of the base, a transmission disc is arranged, when the transmission disc rotates, the swinging plate is driven to swing through a first embedded rod, then the swinging plate enables the adjusting column to extend downwards under the action of the spring and match with the limiting ring, when one direction is flat, the adjusting column can be extended downwards to be contacted with a sunken ground, and the inclined direction of the base is jacked up, preventing the detection device from tilting.
Description
Technical Field
The utility model relates to the technical field of gas detection, in particular to a coal mine underground gas safety monitoring device.
Background
Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. The vast majority of coal mines in China belong to underground coal mines, when coal mine workers work in a mine, safety accidents can happen due to the fact that gas exists in the mine, if the gas concentration is not detected timely, and therefore the workers need to carry a gas detection device when the mine works.
However, the underground coal mine gas safety monitoring device is provided for the reason that the topography inside a mine is not flat, so that the gas detection device can be collapsed when being placed, and normal detection of the gas detection device is affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a coal mine underground gas safety monitoring device, and solves the technical problems that the gas detection device is likely to collapse when placed due to uneven terrain inside a mine, and normal detection of the gas detection device is affected.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a coal mine underground gas safety monitoring device, includes the base, the bottom fixedly connected with spacing ring of base, and the bottom of base is located the one end of spacing ring and is provided with the spring, the regulation post is installed to the bottom of spring, and adjusts the first rack of fixed surface of post is connected with, the side meshing of first rack has drive gear, the side fixedly connected with swinging plate of first rack, the one end that the bottom of base is located swinging plate is provided with the lead screw, and the afterbody swivelling joint of lead screw has the second rack, the top meshing of second rack has first gear, the side fixedly connected with driving disc of first gear, and the fixed surface of driving disc is connected with first embedding pole.
Preferably, the top swivelling joint of base has the protection casing, and the surface of protection casing is provided with the tooth post, the top of protection casing is provided with the station groove, and the inside embedding in station groove has the second embedding pole, the top fixedly connected with driving plate of second embedding pole, and the side fixedly connected with dust guard of driving plate, the side of driving plate is provided with the linking pole, the right side of base is provided with the motor, and the output of motor is connected with the threaded rod, the top fixedly connected with and the second gear of tooth post engaged with of threaded rod, the surface toothing of threaded rod has the linking board, and the side of linking board is provided with the transfer line, the inside sliding connection of protection casing has the detection main part, and the interior ring laminating of protection casing has the linking ring with base fixed connection.
Preferably, the adjusting columns penetrate through the limiting ring and are attached to the limiting ring, and three groups of adjusting columns are symmetrically arranged in a triangular mode around the circle center of the base.
Preferably, the first embedding rod is arranged in a manner of deviating from the circle center of the transmission disc, and the first embedding rod is embedded into the swing plate and is connected with the swing plate in a sliding manner.
Preferably, the first gear is arranged in the circle center of the connecting rod, and the screw rod enables the first gear to be matched with the transmission disc through rotation to drive the swinging plate to form a rotating structure.
Preferably, the interior of the protective cover is of a hollow design, the station groove is inclined relative to the protective cover, and the second embedded rod is in sliding connection with the station groove.
Preferably, a threaded groove is formed in the joint of the connecting plate and the threaded rod, and the transmission rod penetrates through the protective cover and is fixedly connected with the detection main body.
Preferably, the joint rod is swivelling joint with the joint ring, the diameter of dust guard is greater than the diameter of the inside through-hole that sets up of protection casing, and the threaded rod makes second embedding pole and joint rod cooperate and drive the dust guard through the rotation and constitute the structure that opens and shuts.
The utility model has the beneficial effects that:
1. through setting up the driving disc, when the driving disc is rotatory, can drive the swing board through first embedding pole and swing, the swing board can make the regulation post under the effect of spring through first rack afterwards to cooperate with the spacing ring and let the downward extension of regulation post, when one side relief is flat, the accessible is adjusted the downward extension of post and is contacted with sunken ground, with jack-up in the direction of base slope, prevents that detection device from appearing the slope.
2. Through setting up the dust guard, because the inside dust of mine is more, in order to prevent that the detector from arousing the trouble because the absorption dust is too much, the accessible control second gear is rotatory for the second gear drives the protection casing rotatory when rotatory, in the second gear is rotatory, can enough drive through threaded rod and transfer line and detect the main part and descend inside the protection casing, can also drive the dust guard through second embedding pole and constitute closed structure, further strengthen the dustproof effect of dust cover.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a view showing a closed state of the dust guard of the present invention;
FIG. 4 is a schematic view of the construction of the wobble plate of the present invention;
FIG. 5 is a right side schematic view of the present invention.
Illustration of the drawings: 1. a base; 2. a limiting ring; 3. a spring; 4. an adjustment column; 5. a first rack; 6. A transmission gear; 7. a swing plate; 8. a drive plate; 9. a first embedded rod; 10. a screw rod; 11. a second rack; 12. a first gear; 13. a protective cover; 14. a tooth post; 15. a second embedded rod; 16. a drive plate; 17. a dust-proof plate; 18. a connecting rod; 19. a motor; 20. a transmission rod; 21. a connector tile; 22. a threaded rod; 23. a second gear; 24. detecting a subject; 25. a station groove; 26. an adaptor ring.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Specific examples are given below.
Referring to fig. 1-5, a coal mine underground gas safety monitoring device, including base 1, base 1's bottom fixedly connected with spacing ring 2, and base 1's bottom is located the one end of spacing ring 2 and is provided with spring 3, adjust post 4 is installed to spring 3's bottom, and the fixed surface of adjusting post 4 is connected with first rack 5, the side meshing of first rack 5 has drive gear 6, the side fixedly connected with of first rack 5 swings board 7, base 1's bottom is located the one end of swinging board 7 and is provided with lead screw 10, and the afterbody swivelling joint of lead screw 10 has second rack 11, the top meshing of second rack 11 has first gear 12, the side fixedly connected with driving disc 8 of first gear 12, and the fixed surface of driving disc 8 is connected with first embedding pole 9.
As an embodiment of the utility model, a protective cover 13 is rotatably connected to the top of a base 1, a tooth post 14 is arranged on the surface of the protective cover 13, a station slot 25 is arranged on the top of the protective cover 13, a second embedding rod 15 is embedded in the station slot 25, a transmission plate 16 is fixedly connected to the top of the second embedding rod 15, a dust-proof plate 17 is fixedly connected to the side of the transmission plate 16, an engaging rod 18 is arranged on the side of the transmission plate 16, a motor 19 is arranged on the right side of the base 1, a threaded rod 22 is connected to the output end of the motor 19, a second gear 23 engaged with the tooth post 14 is fixedly connected to the top of the threaded rod 22, a connecting plate 21 is engaged with the surface of the threaded rod 22, a transmission rod 20 is arranged on the side of the connecting plate 21, a detection main body 24 is slidably connected to the interior of the protective cover 13, and an engaging ring 26 fixedly connected with the base 1 is attached to the inner ring of the protective cover 13, through setting up dust guard 17, because the embedding of second embedding pole 15 advances inside the station groove 25 that protection casing 13 surface set up, and the linking pole 18 is swivelling joint with base 1 fixed connection's linking ring 26, when protection casing 13 is rotatory, can drive second embedding pole 15 and slide in station groove 25 is inside, dust guard 17 can cooperate with linking pole 18 and make self constitute closed structure under the effect of second embedding pole 15 afterwards, provide better dustproof effect for the inside detection subject 24 of dustproof frame 13.
As an embodiment of the present invention, the adjusting posts 4 penetrate through the limiting ring 2 and are attached to the limiting ring, three sets of the adjusting posts 4 are symmetrically arranged in a triangular shape about the center of the base 1, by arranging the adjusting posts 4, when the swinging plate 7 rotates, the swinging plate 7 then drives the adjusting posts 4 to extend downward through the transmission gear 6 meshed with the first rack 5, and the adjusting posts 4 move straight under the action of the limiting ring 2 and finally contact with the recessed ground, so as to jack up the inclined base 1.
In one embodiment of the present invention, the first inserting rod 9 is disposed offset from the center of the transmission disc 8, and the first inserting rod 9 is inserted into the swing plate 7 and slidably connected thereto, and by disposing the first inserting rod 9, when the first inserting rod 9 rotates, the swing plate 7 rotatably connected to the bottom of the base 1 is driven to rotate, so as to provide power for extending the adjusting column 4.
In an embodiment of the present invention, the first gear 12 is disposed at a center of the coupling rod 18, the screw rod 10 rotates to enable the first gear 12 to cooperate with the transmission disc 8 to drive the swinging plate 7 to form a rotating structure, and by disposing the transmission disc 8, when the transmission disc 8 rotates, the first embedding rod 9 is disposed at a position offset from the center of the transmission disc 8, and the first embedding rod 9 is embedded into the swinging plate 7, so that when the first embedding rod 9 rotates, a power source is provided for the rotation of the swinging plate 7.
In one embodiment of the present invention, the inside of the shield 13 is hollow, the station slot 25 is inclined with respect to the shield 13, the second embedded rod 15 is slidably connected to the station slot 25, by providing the second embedded rod 15, when the shield 13 rotates, the second embedded rod 15 is driven to slide inside the station slot 25, and then the dust guard 17 cooperates with the connecting rod 18 under the action of the second embedded rod 15 to form a closed structure.
In one embodiment of the present invention, a thread groove is formed at a joint of the connecting plate 21 and the threaded rod 22, the transmission rod 20 penetrates through the protective cover 13 and is fixedly connected with the detection main body 24, the transmission rod 20 is arranged to drive the connecting plate 21 engaged with the transmission rod 22 to descend while the threaded rod 22 rotates, and then the connecting plate 21 drives the detection main body 24 to descend through the transmission rod 20, so that the detection main body 24 is hidden inside the protective cover.
As an embodiment of the utility model, the connecting rod 18 is rotatably connected with the connecting ring 26, the diameter of the dust-proof plate 17 is larger than that of a through hole arranged in the protective cover 13, the threaded rod 22 is rotated to enable the second embedded rod 15 to be matched with the connecting rod 18 to drive the dust-proof plate 17 to form an opening and closing structure, and the threaded rod 22 is arranged to simultaneously control the dust-proof plate 17 to be closed and the detection main body 24 to descend when the threaded rod 22 rotates, so that the linkage of the device is greatly enhanced, and the device is more convenient to operate.
The working principle is as follows: a coal mine underground gas safety monitoring device is used, firstly, the coal mine underground gas safety monitoring device is placed on the ground inside a mine, when the ground is uneven, in order to prevent the detection device from inclining, a screw rod 10 can be rotated, then the screw rod 10 can drive a second rack 11 to slide through rotation, when the screw rod slides, a first gear 12 meshed with the screw rod can be driven to rotate, then the first gear 12 can drive a transmission disc 8 fixedly connected with the screw rod to rotate, because a first embedded rod 9 is arranged in a mode of deviating from the circle center of the transmission disc 8, the first embedded rod 9 is embedded into a swing plate 7, when the first embedded rod rotates 9, a swing plate 7 rotationally connected with the bottom of a base 1 can be driven to rotate, the swing plate 7 can drive an adjusting column 4 to extend downwards through a transmission gear 6 meshed with a first rack 5, the adjusting column 4 can move straightly under the action of a limiting ring 2 and finally contacts with the sunken ground, jacking up the inclined base 1;
in order to prevent the detection main body 24 from being infected with too much dust in a mine to affect use, after detection is finished, the threaded rod 22 can be driven to rotate by the motor 19, after the threaded rod 22 rotates, the second gear 23 fixedly connected with the threaded rod 22 can be driven to rotate, the second gear 23 then drives the protective cover 13 to rotate through the tooth post 14 meshed with the second gear, as the second embedded rod 15 is embedded into the work station groove 25 arranged on the surface of the protective cover 13, and the connecting rod 18 is rotatably connected with the connecting ring 26 fixedly connected with the base 1, when the protective cover 13 rotates, the second embedded rod 15 can be driven to slide in the work station groove 25, then the dustproof plate 17 can be matched with the connecting rod 18 under the action of the second embedded rod 15 to form a closed structure, when the threaded rod 22 rotates, the connecting plate 21 meshed with the connecting rod 21 can be driven to descend, and then the connecting plate 21 can drive the detection main body 24 through the transmission rod 20 to form a descending state, the purpose of controlling the dust-proof plate 17 to close and the detection body 24 to descend simultaneously when the threaded rod 22 rotates is achieved.
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 (8)
1. The underground coal mine gas safety monitoring device comprises a base (1) and is characterized in that a limiting ring (2) is fixedly connected to the bottom of the base (1), a spring (3) is arranged at one end, located on the limiting ring (2), of the bottom of the base (1), an adjusting column (4) is installed at the bottom of the spring (3), a first rack (5) is fixedly connected to the surface of the adjusting column (4), a transmission gear (6) is meshed to the side face of the first rack (5), a swinging plate (7) is fixedly connected to the side face of the first rack (5), a lead screw (10) is arranged at one end, located on the swinging plate (7), of the bottom of the base (1), a second rack (11) is rotatably connected to the tail of the lead screw (10), a first gear (12) is meshed to the top of the second rack (11), a transmission disc (8) is fixedly connected to the side face of the first gear (12), and the surface of the transmission disc (8) is fixedly connected with a first embedded rod (9).
2. The underground coal mine gas safety monitoring device according to claim 1, wherein a protective cover (13) is rotatably connected to the top of the base (1), a tooth post (14) is arranged on the surface of the protective cover (13), a station groove (25) is arranged on the top of the protective cover (13), a second embedded rod (15) is embedded in the station groove (25), a transmission plate (16) is fixedly connected to the top of the second embedded rod (15), a dust guard (17) is fixedly connected to the side of the transmission plate (16), an engaging rod (18) is arranged on the side of the transmission plate (16), a motor (19) is arranged on the right side of the base (1), a threaded rod (22) is connected to the output end of the motor (19), a second gear (23) engaged with the tooth post (14) is fixedly connected to the top of the threaded rod (22), the surface meshing of threaded rod (22) has linkage plate (21), and the side of linkage plate (21) is provided with transfer line (20), the inside sliding connection of protection casing (13) has detection subject (24), and the inner ring laminating of protection casing (13) has link up ring (26) with base (1) fixed connection.
3. The underground coal mine gas safety monitoring device according to claim 1, wherein the adjusting columns (4) penetrate through the limiting ring (2) and are attached to the limiting ring, and three groups of adjusting columns (4) are symmetrically arranged in a triangular manner around the center of the base (1).
4. The underground coal mine gas safety monitoring device according to claim 1, wherein the first embedding rod (9) is arranged in a way of deviating from the circle center of the transmission disc (8), and the first embedding rod (9) is embedded into the swing plate (7) and is connected with the swing plate in a sliding way.
5. The coal mine underground gas safety monitoring device according to claim 1, wherein the first gear (12) is arranged at the center of the joint rod (18), and the screw rod (10) rotates to enable the first gear (12) to be matched with the transmission disc (8) to drive the swinging plate (7) to form a rotating structure.
6. A coal mine downhole gas safety monitoring device according to claim 2, wherein the shield (13) is hollow in its interior and the station groove (25) is inclined with respect to the shield (13), the second embedded rod (15) being in sliding connection with the station groove (25).
7. The underground coal mine gas safety monitoring device according to claim 2, wherein a threaded groove is formed at the joint of the joint plate (21) and the threaded rod (22), and the transmission rod (20) penetrates through the protective cover (13) and is fixedly connected with the detection main body (24).
8. The coal mine underground gas safety monitoring device according to claim 2, characterized in that the joint rod (18) is rotatably connected with the joint ring (26), the diameter of the dust guard (17) is larger than that of a through hole arranged inside the protective cover (13), and the threaded rod (22) is rotated to enable the second embedded rod (15) to be matched with the joint rod (18) to drive the dust guard (17) to form an opening and closing structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120748313.0U CN215486164U (en) | 2021-04-13 | 2021-04-13 | Underground gas safety monitoring device for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120748313.0U CN215486164U (en) | 2021-04-13 | 2021-04-13 | Underground gas safety monitoring device for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215486164U true CN215486164U (en) | 2022-01-11 |
Family
ID=79774419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120748313.0U Expired - Fee Related CN215486164U (en) | 2021-04-13 | 2021-04-13 | Underground gas safety monitoring device for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215486164U (en) |
-
2021
- 2021-04-13 CN CN202120748313.0U patent/CN215486164U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220111 |