CN111102010B - Mine hole fixing device for coal mine with safety warning effect - Google Patents
Mine hole fixing device for coal mine with safety warning effect Download PDFInfo
- Publication number
- CN111102010B CN111102010B CN201911340760.6A CN201911340760A CN111102010B CN 111102010 B CN111102010 B CN 111102010B CN 201911340760 A CN201911340760 A CN 201911340760A CN 111102010 B CN111102010 B CN 111102010B
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- mine
- fixing device
- safety warning
- hole fixing
- fixedly arranged
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- 239000003245 coal Substances 0.000 title claims abstract description 23
- 230000000694 effects Effects 0.000 title claims abstract description 9
- 230000000007 visual effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
- E21F17/185—Rock-pressure control devices with or without alarm devices; Alarm devices in case of roof subsidence
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/16—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure
- E21D15/24—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure with axial screw-and-nut, rack-and-worm, or like mechanism
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a mine hole fixing device with a safety warning effect for a coal mine, and relates to the technical field of coal mine production equipment; the mine tunnel support device comprises a base and telescopic supporting legs arranged on two sides of the base, wherein upper support plates are fixedly arranged at the tops of the telescopic supporting legs on the two sides and used for supporting the top of a mine tunnel; go up the backup pad bottom and install a plurality of cutting knives, the below of cutting knife is provided with connects the rope, connect the rope and pass through-hole setting on leading wheel and the supporting shoe, connect rope one end fixed mounting on the telescopic support leg of one side, connect rope other end fixed connection on the movable plate, movable plate bottom fixed mounting has the elastic component, elastic component bottom fixed mounting is on the supporting shoe, the top of movable plate is provided with position switch, still be provided with the alarm of being connected with the position switch electricity on the telescopic support leg. The mine tunnel alarm system can send out alarm signals in time and can meet the mine tunnel requirement of obstructed height.
Description
Technical Field
The invention relates to the technical field of coal mine production equipment, in particular to a mine hole fixing device with a safety warning function for a coal mine.
Background
Coal mines are areas where people mine coal resources in coal-rich mining areas, and most of coal mines belong to underground coal mines, when the coal seam is far away from the ground surface, a roadway is generally selected to be excavated towards the underground, so that the underground coal mines are obtained. When the underground coal mine works, the mine cavity needs to be supported.
And current mine hole strutting arrangement can only support the mine hole usually, and often can meet strutting arrangement in the mine hole and be extruded the condition of deformation, if the too timely discovery of miner warp the situation, probably can cause the accident of collapsing, consequently need set up the mine hole fixing device for the coal mine that has the safety warning effect that can in time discover to warp.
Disclosure of Invention
The invention aims to provide a mine hole fixing device with a safety warning function for a coal mine, and the mine hole fixing device is used for solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a mine hole fixing device with a safety warning effect for a coal mine comprises a base and telescopic supporting legs arranged on two sides of the base, wherein the base is arranged to facilitate the fixed installation of the telescopic supporting legs on the two sides, upper supporting plates are fixedly arranged at the tops of the telescopic supporting legs on the two sides, and the upper supporting plates are used for supporting the top of the mine hole; the telescopic supporting leg is provided with a height adjusting mechanism; the cutting device comprises an upper supporting plate, a guide wheel, a supporting block, a movable plate, a plurality of cutting knives, a plurality of connecting ropes, a plurality of elastic pieces and a position switch, wherein the plurality of cutting knives are arranged at the bottom of the upper supporting plate, the connecting ropes are arranged below the cutting knives and sequentially penetrate through holes in the guide wheel and the supporting block, one end of each connecting rope is fixedly arranged on one telescopic supporting leg on one side, the other end of each connecting rope is fixedly connected onto the movable plate, the bottom of the movable plate is fixedly provided with the elastic pieces, the bottom ends of the elastic pieces are fixedly arranged on the supporting block, the position switch is; the guide wheel and the supporting block are fixedly arranged on the telescopic supporting leg.
As a further scheme of the invention: the alarm is an audible and visual alarm.
As a still further scheme of the invention: the telescopic supporting leg comprises a lower rod and an upper rod, wherein the lower end of the upper rod is arranged in the lower rod in a sliding mode.
As a still further scheme of the invention: the upper supporting plate is fixedly arranged on the upper rod, and the bottom of the lower rod is fixedly arranged on the base; the lower rod is fixedly provided with a thread block, a self-rotating threaded rod is arranged in a threaded hole in the thread block, and the upper end of the self-rotating threaded rod is rotatably arranged on the upper supporting plate.
As a still further scheme of the invention: the elastic piece is a spring.
As a still further scheme of the invention: the number of the cutting knives is not less than two.
Compared with the prior art, the invention has the beneficial effects that: the motor rotates to drive the worm to rotate, the worm drives the turbine to rotate to drive the threaded rod to rotate, and the threaded rod rotates in the threaded hole in the threaded block to extend or descend the threaded rod, so that the height of the upper supporting plate is adjusted, and the supporting requirements of mine holes with different heights are met; when the upper supporting plate is extruded and deformed, the cutting knife moves downwards to cut off the connecting rope, the moving plate moves upwards under the action of the elastic piece to press the position switch after losing the pulling force of the connecting rope, the position switch transmits an electric signal to the alarm, and the alarm sends an alarm signal to timely inform underground personnel. The mine tunnel alarm system can send out alarm signals in time and can meet the requirements of mine tunnels with different heights.
Drawings
Fig. 1 is a schematic structural view of a mine hole fixing device for a coal mine, which has a safety warning effect.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic structural view of a threaded rod in the mine cavity fixing device with a safety warning function for the coal mine.
In the figure: the device comprises telescopic support legs-1, an upper support plate-2, a base-3, a thread block-4, a threaded rod-5, a turbine-6, a worm-7, a motor-8, a cutter-9, a connecting rope-10, a guide wheel-11, a support block-12, a movable plate-13, an elastic piece-14, a position switch-15, a through hole-16, an upper rod-17, a lower rod-18 and an alarm-19.
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.
Example 1
Referring to fig. 1 to 3, in embodiment 1 of the present invention, a mine hole fixing device for a coal mine with a safety warning function includes a base 3 and telescopic support legs 1 disposed on two sides of the base 3, the base 3 is disposed to facilitate the fixed installation of the telescopic support legs 1 on the two sides, upper support plates 2 are fixedly mounted on the tops of the telescopic support legs 1 on the two sides, and the upper support plates 2 are used for supporting the top of the mine hole; the telescopic supporting leg 1 is provided with a height adjusting mechanism, and the height between the upper supporting plate 2 and the base 3 can be conveniently adjusted by the height adjusting mechanism, so that different installation requirements can be met; the bottom of the upper supporting plate 2 is provided with a plurality of cutting knives 9, a connecting rope 10 is arranged below the cutting knives 9, the connecting rope 10 sequentially penetrates through holes 16 on a guide wheel 11 and a supporting block 12, one end of the connecting rope 10 is fixedly arranged on the telescopic supporting leg 1 on one side, the other end of the connecting rope 10 is fixedly connected to a movable plate 13, an elastic part 14 is fixedly arranged at the bottom of the movable plate 13, the bottom end of the elastic part 14 is fixedly arranged on the supporting block 12, the connecting rope 10 is in a tensioned state under the action of the movable plate 13 and the elastic part 14, a position switch 15 is arranged above the movable plate 13, the position switch 15 is fixedly arranged on the telescopic supporting leg 1, and an alarm 19 electrically connected with the position switch 15 is further arranged on the telescopic supporting leg 1; when the upper supporting plate 2 is extruded and deformed, the cutting knife 9 moves downwards to cut off the connecting rope 10, the moving plate 13 moves upwards under the action of the elastic piece 14 to press the position switch 15 after losing the tensile force of the connecting rope 10, the position switch 15 transmits an electric signal to the alarm 19, and the alarm 19 sends out an alarm signal to inform underground personnel in time; the guide wheel 11 and the supporting block 12 are both fixedly arranged on the telescopic supporting leg 1.
Example 2
Referring to fig. 1 to 3, the main difference between the present embodiment 2 and the present embodiment 1 is that the alarm 19 is an audible and visual alarm.
The telescopic supporting leg 1 comprises a lower rod 18 and an upper rod 17 with the lower end arranged inside the lower rod 18 in a sliding mode.
The upper supporting plate 2 is fixedly arranged on the upper rod 17, and the bottom of the lower rod 18 is fixedly arranged on the base 3; the lower rod 18 is fixedly provided with a thread block 4, a self-rotating threaded rod 5 is arranged in a threaded hole in the thread block 4, and the upper end of the self-rotating threaded rod 5 is rotatably arranged on the upper supporting plate 2. Self-rotating threaded rod 5 rotates in the screw hole on screw block 4 and makes threaded rod 5 stretch out or descend to adjust 2 height of backup pad away, satisfy the not mine hole of co-altitude and support the demand.
From the pivoted fixed mounting has turbine 6 on the threaded rod 5, turbine 6 meshes with the worm 7 of motor 8 output, motor 8 fixed mounting is on upper boom 17. The motor 8 rotates to drive the worm 7 to rotate, the worm 7 drives the worm wheel 6 to rotate, the threaded rod 5 is driven to rotate, and power is provided for rotation of the threaded rod 5.
The elastic member 14 is a spring, and is configured to be conveniently realized.
Two are no less than cutting knife 9, cutting knife 9 sets up to a plurality of deformation of being convenient for to not equidirectional accurately detect.
When in use: the motor 8 rotates to drive the worm 7 to rotate, the worm 7 drives the turbine 6 to rotate to drive the threaded rod 5 to rotate, and the threaded rod 5 rotates in a threaded hole in the threaded block 4 to enable the threaded rod 5 to extend out or descend, so that the height of the upper supporting plate 2 is adjusted, and mine hole supporting requirements of different heights are met; when the upper supporting plate 2 is extruded and deformed, the cutting knife 9 moves downwards to cut off the connecting rope 10, the moving plate 13 moves upwards under the action of the elastic piece 14 to press the position switch 15 after losing the tensile force of the connecting rope 10, the position switch 15 transmits an electric signal to the alarm 19, and the alarm 19 sends an alarm signal to timely inform underground personnel. The mine tunnel alarm system can send out alarm signals in time and can meet the requirements of mine tunnels with different heights.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, in the description of the present invention, "a plurality" means two or more unless otherwise specified. A feature defined as "first," "second," etc. may explicitly or implicitly include one or more of the feature.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A mine hole fixing device with a safety warning effect for a coal mine comprises a base (3) and telescopic supporting legs (1) arranged on two sides of the base (3), wherein upper supporting plates (2) are fixedly arranged at the tops of the telescopic supporting legs (1) on the two sides, and the mine hole fixing device is characterized in that the upper supporting plates (2) are used for supporting the tops of mine holes; the telescopic supporting leg (1) is provided with a height adjusting mechanism; a plurality of cutting knives (9) are arranged at the bottom of the upper supporting plate (2), connecting ropes (10) are arranged below the cutting knives (9), the connecting rope (10) sequentially passes through the guide wheel (11) and the through hole (16) on the supporting block (12) to be arranged, one end of the connecting rope (10) is fixedly arranged on the telescopic supporting leg (1) at one side, the other end of the connecting rope (10) is fixedly connected to a moving plate (13), an elastic part (14) is fixedly arranged at the bottom of the moving plate (13), the bottom end of the elastic element (14) is fixedly arranged on the supporting block (12), a position switch (15) is arranged above the moving plate (13), the position switch (15) is fixedly arranged on the telescopic supporting leg (1), and an alarm (19) electrically connected with the position switch (15) is also arranged on the telescopic supporting leg (1); the guide wheel (11) and the supporting block (12) are both fixedly arranged on the telescopic supporting leg (1).
2. The mine hole fixing device with the safety warning function as recited in claim 1, characterized in that the alarm (19) is an audible and visual alarm.
3. A mine hole fixing device with a safety warning effect according to claim 2, characterized in that the telescopic supporting leg (1) comprises a lower rod (18) and an upper rod (17) with the lower end slidably arranged inside the lower rod (18).
4. The mine hole fixing device with the safety warning function as recited in claim 3, characterized in that the upper supporting plate (2) is fixedly arranged on an upper rod (17), and the bottom of the lower rod (18) is fixedly arranged on the base (3); the lower rod (18) is fixedly provided with a thread block (4), a self-rotating threaded rod (5) is arranged in a threaded hole in the thread block (4), and the upper end of the self-rotating threaded rod (5) is rotatably arranged on the upper supporting plate (2).
5. A mine hole fixing device with a safety warning function for coal mines as claimed in claim 4, wherein a worm wheel (6) is fixedly mounted on the self-rotating threaded rod (5), the worm wheel (6) is meshed with a worm (7) at the output end of a motor (8), and the motor (8) is fixedly mounted on the upper rod (17).
6. A mine hole fixing device with a safety warning effect according to claim 1, characterized in that the elastic member (14) is a spring.
7. A mine hole fixing device with a safety warning function for coal mines as claimed in any one of claims 1 to 6, wherein the number of the cutting knives (9) is not less than two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911340760.6A CN111102010B (en) | 2019-12-23 | 2019-12-23 | Mine hole fixing device for coal mine with safety warning effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911340760.6A CN111102010B (en) | 2019-12-23 | 2019-12-23 | Mine hole fixing device for coal mine with safety warning effect |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111102010A CN111102010A (en) | 2020-05-05 |
| CN111102010B true CN111102010B (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911340760.6A Active CN111102010B (en) | 2019-12-23 | 2019-12-23 | Mine hole fixing device for coal mine with safety warning effect |
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| CN (1) | CN111102010B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946369B (en) * | 2020-08-05 | 2022-06-24 | 府谷县谊丰煤矿有限公司 | Mine hole supporting equipment in coal mine area |
| CN112524447A (en) * | 2020-12-08 | 2021-03-19 | 湖北长欣电子科技有限公司 | Tunnel geological monitoring device capable of real-time safety monitoring |
| CN115653692B (en) * | 2022-12-09 | 2023-04-07 | 陕西欧亚桥能源科技有限公司 | Automatic alarm device for coal mine |
| CN116631301B (en) * | 2023-07-25 | 2023-10-13 | 邹城市云天工贸有限公司 | Mining intelligent dynamic voice safety identification |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206255156U (en) * | 2016-11-29 | 2017-06-16 | 中国科学院南京地理与湖泊研究所 | Alarming device |
| CN108648654A (en) * | 2018-05-14 | 2018-10-12 | 东莞市联洲知识产权运营管理有限公司 | The safety reminding device of structure optimization in a kind of mine hole |
| CN108665827A (en) * | 2018-05-14 | 2018-10-16 | 东莞市联洲知识产权运营管理有限公司 | The safety alarm device of lift in a kind of mine hole |
| CN108708754A (en) * | 2018-05-22 | 2018-10-26 | 屈林霞 | A kind of coal mine with safe warning function mine hole fixing device |
| CN110529163A (en) * | 2019-07-20 | 2019-12-03 | 安徽理工大学 | A kind of intelligence coal mine bracket |
-
2019
- 2019-12-23 CN CN201911340760.6A patent/CN111102010B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206255156U (en) * | 2016-11-29 | 2017-06-16 | 中国科学院南京地理与湖泊研究所 | Alarming device |
| CN108648654A (en) * | 2018-05-14 | 2018-10-12 | 东莞市联洲知识产权运营管理有限公司 | The safety reminding device of structure optimization in a kind of mine hole |
| CN108665827A (en) * | 2018-05-14 | 2018-10-16 | 东莞市联洲知识产权运营管理有限公司 | The safety alarm device of lift in a kind of mine hole |
| CN108708754A (en) * | 2018-05-22 | 2018-10-26 | 屈林霞 | A kind of coal mine with safe warning function mine hole fixing device |
| CN110529163A (en) * | 2019-07-20 | 2019-12-03 | 安徽理工大学 | A kind of intelligence coal mine bracket |
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| CN111102010A (en) | 2020-05-05 |
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