CN211598757U - Mine safety measuring device - Google Patents
Mine safety measuring device Download PDFInfo
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- CN211598757U CN211598757U CN201920444191.9U CN201920444191U CN211598757U CN 211598757 U CN211598757 U CN 211598757U CN 201920444191 U CN201920444191 U CN 201920444191U CN 211598757 U CN211598757 U CN 211598757U
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- side wall
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Abstract
A mine safety measuring device relates to the technical field of mine safety, two clapboards are vertically and fixedly arranged in a box body, and a piston is movably arranged between the two clapboards and the left side wall and the right side wall in the box body; compressed gas is fixedly filled between the bottom of the piston and the bottom of the box body; the top of the piston is vertically and fixedly provided with a push rod, and the upper end of the push rod is fixedly connected with the bottom of the top plate after movably penetrating through the top surface of the box body; a scale layer is fixedly arranged on the side wall of the push rod; the roof plate is padded on the bottom surface of the top of the ore bed; the atmospheric pressure sensor is fixedly arranged on the left side wall and the right side wall of the box body, the input end of the atmospheric pressure sensor is communicated with the compressed gas inside the box body through a guide pipe, the downward displacement of the top plate is converted into the pressure monitoring of the compressed gas inside the device, the sinking speed and the sinking displacement of the top plate can be monitored at any time through observing the change of the pressure value, and the safety performance of mining of a mine is improved.
Description
Technical Field
The utility model relates to a mine safety technical field, concretely relates to mine safety measuring device.
Background
Along with the development of mining industry in China, the number of mines is gradually increased, and the mines mainly comprise inclined wells, vertical wells, footrills and the like; the roof of the ore bed is suspended continuously along with the continuous expansion of the mining area, so that a plurality of mine accidents can be caused if the roof is not found in time, the roof condition of the ore bed needs to be strictly monitored to avoid the accidents, and the problems are found in time and solved in time; in mining production, the roof condition of a mineral seam is strictly monitored day and night uninterruptedly, and monitoring the roof sinking speed and the sinking displacement at any time has very important significance for the safety production of mines, so that a mine safety measuring device is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a simple structure, reasonable in design, convenient to use's mine safety measuring device, with the pressure monitoring of the inside compressed gas of top conversion to the device, through the change of observation pressure value can monitor the speed of sinking and the displacement volume that sinks at top at any time, improved the security performance of the exploitation in mine.
In order to achieve the above object, the utility model adopts the following technical scheme: the device comprises a top plate, a box body, a push rod, a piston, compressed gas, a gas pump and an electric cabinet; two partition plates are vertically and fixedly arranged in the box body, a piston is movably arranged between the two partition plates and the left side wall and the right side wall in the box body, and the peripheral walls of the piston are arranged in a manner of being abutted against the side walls of the partition plates and the inner side wall of the box body; compressed gas is fixedly filled between the bottom of the piston and the bottom of the box body, and a compression spring is fixedly arranged between the bottom of the piston and the inner bottom of the box body; the top of the piston is vertically and fixedly provided with a push rod, and the upper end of the push rod is fixedly connected with the bottom of the top plate after movably penetrating through the top surface of the box body; a scale layer is fixedly arranged on the side wall of the push rod; the roof plate is padded on the bottom surface of the top of the ore bed; the left side wall and the right side wall of the box body are fixedly provided with air pressure sensors, and the input ends of the air pressure sensors are communicated with compressed air in the box body through guide pipes; an electric cabinet is fixedly arranged in the box body between the two partition plates, and the air pressure sensor is connected with a power supply in the electric cabinet; the bottom of the box body is fixedly provided with a base, an air pump is fixedly arranged inside the base, and the output end of the air pump is respectively communicated with compressed air on the left side and the right side of the box body through a conduit; the air pump is connected with a power supply in the electric cabinet.
Furthermore, the lateral wall of piston on fixed the inlaying be equipped with several "O" shape sealing washer, several "O" shape sealing washer all contradicts the setting with the lateral wall of baffle and the inside wall of box.
Further, four angles of base bottom on all be provided with the screw rod through the screw thread rotation, the bottom of screw rod has the pad foot through bearing swivelling joint, fixed cover is equipped with fastening nut on the lateral wall of screw rod.
Furthermore, a level bubble is fixedly arranged on the top surface of the box body.
Furthermore, a gas detection alarm is fixedly arranged on the front side wall of the box body and is connected with a power supply in the electric cabinet.
Furthermore, a warning lamp is fixedly arranged on the front side wall of the box body on the upper portion of the gas detection alarm, and the warning lamp is connected with a power supply and the gas detection alarm in the electric cabinet.
After the structure is adopted, the utility model discloses beneficial effect does: a mine safety measuring device, convert the decurrent displacement of roof to the pressure monitoring of the inside compressed gas of device, through the change of observation pressure value can monitor the speed of sinking and the displacement volume that sinks of roof at any time, improved the security performance of the exploitation in mine, the utility model has the advantages of simple structure sets up rationally, the cost of manufacture is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the external structure of the present invention.
Description of reference numerals:
the gas detection device comprises a box body 1, a partition plate 2, a piston 3, compressed gas 4, a compression spring 5, a push rod 6, a scale layer 7, a top plate 8, a gas pressure sensor 9, an electric cabinet 10, a base 11, an air pump 12, an O-shaped sealing ring 13, a screw 14, a pad foot 15, a fastening nut 16, a level bubble 17, a gas detection alarm 18 and a warning lamp 19.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-2, the technical solution adopted by the present embodiment is: the device comprises a top plate 8, a box body 1, a push rod 6, a piston 3, compressed air 4, an air pump 12 and an electric cabinet 10; two partition plates 2 are vertically and fixedly welded in the box body 1, a piston 3 is movably arranged between the two partition plates 2 and the left side wall and the right side wall in the box body 1, the peripheral wall of the piston 3 is arranged in a manner of being abutted against the side walls of the partition plates 2 and the inner side wall of the box body 1, and the piston 3 can move up and down in the box body 1; compressed gas 4 is fixedly filled between the bottom of the piston 3 and the bottom of the box body 1, a compression spring 5 is fixedly arranged between the bottom of the piston 3 and the inner bottom of the box body 1, and when the pressure of the compressed gas 4 is not enough to support the weight of the piston 3, the reverse compression force of the compression spring 5 provides an upward supporting force for the piston 3; the top of the piston 3 is vertically and fixedly provided with a push rod 6 through a bolt, and the upper end of the push rod 6 is fixedly welded with the bottom of the top plate 8 after movably penetrating through the top surface of the box body 1; a scale layer 7 is fixedly carved on the side wall of the push rod 6; the top plate 8 is padded on the bottom surface of the top of the ore bed; the left side wall and the right side wall of the box body 1 are fixedly provided with air pressure sensors 9 through bolts, the air pressure sensors 9 adopt CYZ11 diffused silicon gas pressure sensors, the input ends of the air pressure sensors 9 are communicated with compressed gas 4 in the box body 1 through guide pipes, and the pressure value of the compressed gas 4 can be monitored in real time; an electric cabinet 10 is fixedly arranged in the box body 1 between the two partition plates 2 through bolts, an operation panel of the electric cabinet 10 is arranged on the front side wall of the box body 1, and an air pressure sensor 9 is connected with a power supply in the electric cabinet 10; a base 11 is fixedly welded at the bottom of the box body 1, an air pump 12 is fixedly arranged inside the base 11 through bolts, the air pump 12 adopts a 2BV vacuum pump, and the output end of the air pump 12 is respectively communicated with the compressed air 4 on the left side and the right side of the box body 1 through a guide pipe; the air pump 12 is connected with a power supply in the electric cabinet 10.
Further, the lateral wall of piston 3 on fixed the inlaying be equipped with several "O" shape sealing washer 13, several "O" shape sealing washer 13 all contradicts the setting with the lateral wall of baffle 2 and the inside wall of box 1, can piston 3's leakproofness, prevent that compressed gas 4 from leaking.
Furthermore, four corners of the bottom of the base 11 are respectively provided with a screw 14 through screw threads in a rotating manner, the bottom end of the screw 14 is rotatably connected with a pad 15 through a bearing, the outer side wall of the screw 14 is fixedly sleeved with a fastening nut 16, the screw 14 is rotated by adjusting the fastening nut 16, and the length of the screw 14 extending out of the base 11 is extended or shortened to adjust the overall horizontal condition of the device.
Furthermore, a level bubble 17 is fixedly arranged on the top surface of the box body 1 through a bolt, so that the horizontal condition of the device can be observed in time.
Further, the front side wall of the box body 1 is fixedly provided with a gas detection alarm 18 through bolts, the gas detection alarm 18 adopts a hima AS8800 combustible gas detection alarm device, and the gas detection alarm 18 is connected with a power supply in the electric cabinet 10, so that toxic gas in a mine can be detected in time.
Further, the front side wall of the box body 1 on the upper portion of the gas detection alarm 18 is fixedly provided with a warning lamp 19 through a bolt, and the warning lamp 19 is connected with a power supply and the gas detection alarm 18 in the electric cabinet 10, so that a better prompt effect is achieved.
The working principle of the specific embodiment is as follows: according to the roughness on ground, through adjusting 16 rotatory screw rods 14 of fastening nut, come the holistic level situation of adjusting device, set up roof 8 and the top surface of ore bed inconsistent, increase the volume of compressed gas 4 through air pump 12, make piston 3 receive upwards thrust, so that piston 3 does not slide downwards, atmospheric pressure value in box 1 can be detected to atmospheric pressure sensor 9 this moment, when the top surface of ore bed begins to subside, roof 8 downstream is oppressed at the top, thereby make push rod 6 drive piston 3 downstream, piston 3 carries out further compression with compressed gas 4 in the box 1, the atmospheric pressure value risees, atmospheric pressure sensor 9 can real-time supervision go out the atmospheric pressure value of compressed gas 4, thereby can audio-visually find out the speed of subsiding, can find out the size of subsiding the value through the scale layer 7 reading on push rod 6.
After adopting above-mentioned structure, this embodiment beneficial effect does: the downward displacement of seam top is converted into the pressure monitoring of the compressed gas 4 in the device, the sinking speed of the seam top can be monitored at any time by observing the change of the pressure value, the sinking displacement can be visually observed through the reading of the scale layer 7 on the push rod 6, and the safety performance of the mining of the mine is improved.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a mine safety measuring device which characterized in that: the device comprises a top plate (8), a box body (1), a push rod (6), a piston (3), compressed air (4), an air pump (12) and an electric cabinet (10); two clapboards (2) are vertically and fixedly arranged in the box body (1), a piston (3) is movably arranged between the two clapboards (2) and the left side wall and the right side wall in the box body (1), and the peripheral wall of the piston (3) is in contact with the side walls of the clapboards (2) and the inner side wall of the box body (1); compressed gas (4) is fixedly filled between the bottom of the piston (3) and the bottom of the box body (1), and a compression spring (5) is fixedly arranged between the bottom of the piston (3) and the inner bottom of the box body (1); a push rod (6) is vertically and fixedly arranged at the top of the piston (3), and the upper end of the push rod (6) is fixedly connected with the bottom of the top plate (8) after movably penetrating through the top surface of the box body (1); a scale layer (7) is fixedly arranged on the side wall of the push rod (6); the top plate (8) is padded on the bottom surface of the top of the ore bed; the left side wall and the right side wall of the box body (1) are fixedly provided with air pressure sensors (9), and the input ends of the air pressure sensors (9) are communicated with compressed gas (4) in the box body (1) through guide pipes; an electric cabinet (10) is fixedly arranged in the box body (1) between the two partition plates (2), and an air pressure sensor (9) is connected with a power supply in the electric cabinet (10); a base (11) is fixedly arranged at the bottom of the box body (1), an air pump (12) is fixedly arranged inside the base (11), and the output end of the air pump (12) is respectively communicated with the compressed air (4) at the left side and the right side of the box body (1) through a conduit; the air pump (12) is connected with a power supply in the electric cabinet (10).
2. The mine safety measurement device of claim 1, wherein: the lateral wall of piston (3) on fixed the inlaying be equipped with several "O" shape sealing washer (13), several "O" shape sealing washer (13) all contradict the setting with the lateral wall of baffle (2) and the inside wall of box (1).
3. The mine safety measurement device of claim 1, wherein: four angles of base (11) bottom on all be provided with screw rod (14) through the screw thread rotation, there is pad foot (15) bottom of screw rod (14) through bearing swivelling joint, fixed cover is equipped with fastening nut (16) on the lateral wall of screw rod (14).
4. The mine safety measurement device of claim 1, wherein: the top surface of the box body (1) is fixedly provided with a level bubble (17).
5. The mine safety measurement device of claim 1, wherein: the gas detection alarm (18) is fixedly arranged on the front side wall of the box body (1), and the gas detection alarm (18) is connected with a power supply in the electric cabinet (10).
6. The mine safety measurement device of claim 5, wherein: the gas detection alarm is characterized in that a warning lamp (19) is fixedly arranged on the front side wall of the box body (1) on the upper portion of the gas detection alarm (18), and the warning lamp (19) is connected with a power supply and the gas detection alarm (18) in the electric cabinet (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920444191.9U CN211598757U (en) | 2019-03-30 | 2019-03-30 | Mine safety measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920444191.9U CN211598757U (en) | 2019-03-30 | 2019-03-30 | Mine safety measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211598757U true CN211598757U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920444191.9U Active CN211598757U (en) | 2019-03-30 | 2019-03-30 | Mine safety measuring device |
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| CN (1) | CN211598757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113155112A (en) * | 2021-04-20 | 2021-07-23 | 江西四季景观建设有限公司 | House construction engineering reconnaissance measuring device |
-
2019
- 2019-03-30 CN CN201920444191.9U patent/CN211598757U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113155112A (en) * | 2021-04-20 | 2021-07-23 | 江西四季景观建设有限公司 | House construction engineering reconnaissance measuring device |
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