Gob-side entry retaining working face gas and fire real-time monitoring response device
By designing a mobile gas and fire monitoring device in the goaf-side roadway, the problem of incomplete monitoring in the goaf-side roadway was solved, and real-time monitoring at different locations and heights was achieved, thus improving coal mine safety.
Patent Information
- Application Number
- CN202520312685.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-26
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2035-02-26
AI Technical Summary
In existing coal mining processes, the monitoring devices along the goaf are located in fixed positions, making it impossible to conduct comprehensive gas and fire monitoring at different locations and heights as needed, resulting in incomplete monitoring.
Design a device comprising a long plate, bolts, an electric rail frame, a support, a rotating shaft, a rotating block, a long frame, and a movable plate. The device is fixed to the side wall of the goaf-retention roadway by bolts. A motor drives the rotating shaft and rotating block to move and rotate the gas and fire monitoring response device on the track, enabling monitoring at different positions and heights.
It enables real-time monitoring of gas and fire at different locations and heights along the goaf, making the monitoring more comprehensive and improving safety and the coverage of the monitoring.
Smart Images
Figure CN223689777U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to coal mining technical field, concretely is a kind of along empty roadway working face gas and fire real-time monitoring response device. BACKGROUND
[0002] Along empty roadway is a term in mine engineering, refers to in the process of coal mining, to prevent gas (methane) accumulation and ensure that mine air flows unobstructed and specially designed a passage structure.It is usually located between mine face and return airway, throughout the entire mining area.
[0003] When carrying out coal mining, along empty roadway is designed, but in order to ensure the safety of along empty roadway, monitoring device needs to be installed in along empty roadway to monitor gas and fire in real time, but the position of installed monitoring device is certain, cannot monitor different positions and heights of along empty roadway according to needs, so that monitoring is not comprehensive. UTILITY MODEL CONTENT
[0004] The utility model discloses a kind of along empty roadway working face gas and fire real-time monitoring response device, with the advantage that different positions and different heights of along empty roadway are monitored in real time by gas and fire, so that monitoring is more comprehensive, solve the problem that in order to ensure the safety of along empty roadway, monitoring device needs to be installed in along empty roadway to monitor gas and fire in real time, but the position of installed monitoring device is certain, cannot monitor different positions and heights of along empty roadway according to needs, so that monitoring is not comprehensive.
[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of along empty roadway working face gas and fire real-time monitoring response device, including long plate, bolt and electric rail frame, the long plate side is equipped with track, the track is movably connected with electric rail frame, the electric rail frame one side is fixed with support, the support one side is rotatably connected with pivot, the pivot one side is fixed with swivel block, the swivel block upper and lower ends are respectively fixed with long frame, the long frame is inserted into moving plate, the moving plate top of the swivel block is installed with fire monitoring response device, the moving plate top of the swivel block below is installed with gas monitoring response device.
[0006] Preferably, the long plate upper and lower ends are respectively fixed with mounting plate, mounting plate one side is equipped with threaded hole, bolt one side penetrates threaded hole and is connected by screw thread. Bolt one side penetrates threaded hole and is connected by screw thread, then bolt one side is connected by screw thread to along empty roadway side wall, to facilitate the installation and removal of device whole.
[0007] Preferably, the support front end is fixed with control switch box, and the control switch box front end is sequentially embedded and installed with display screen and button from top to bottom. The start and stop of the motor can be controlled by the control switch box.
[0008] Preferably, the upper surface of the support is provided with a groove, a round hole is formed on one side of the inner wall of the groove, a motor is fixed on one side of the inner wall of the groove, a transmission shaft of the motor extends into the round hole, and a rotating shaft is fixed on one side of the transmission shaft of the motor. The transmission shaft of the motor is fixed with the rotating shaft, so that the rotating shaft and the rotating block can rotate as needed, and the gas monitoring response device and the fire monitoring response device can rotate as needed, thereby facilitating real-time monitoring of gas and fire at different heights of the gob-side entry retaining.
[0009] Preferably, the upper surface of the support is provided with a groove, a round hole is formed on one side of the inner wall of the groove, a motor is fixed on one side of the inner wall of the groove, a transmission shaft of the motor extends into the round hole, and a rotating shaft is fixed on one side of the transmission shaft of the motor. The transmission shaft of the motor is fixed with the rotating shaft, so that the rotating shaft and the rotating block can rotate as needed, and the gas monitoring response device and the fire monitoring response device can rotate as needed, thereby facilitating real-time monitoring of gas and fire at different heights of the gob-side entry retaining.
[0010] Preferably, the upper surface of the support is provided with a groove, a round hole is formed on one side of the inner wall of the groove, a motor is fixed on one side of the inner wall of the groove, a transmission shaft of the motor extends into the round hole, and a rotating shaft is fixed on one side of the transmission shaft of the motor. The transmission shaft of the motor is fixed with the rotating shaft, so that the rotating shaft and the rotating block can rotate as needed, and the gas monitoring response device and the fire monitoring response device can rotate as needed, thereby facilitating real-time monitoring of gas and fire at different heights of the gob-side entry retaining.
[0011] Compared with the prior art, the utility model has the advantages of the following:
[0012] The utility model discloses a track and electric rail frame are movably connected, one side of electric rail frame is fixed with support, one side of support rotatably connects rotating shaft, one side of rotating shaft is fixed with rotating block, and the both ends of rotating block are fixed with long frame respectively, and long frame is inserted into movable plate, and the top of movable plate of rotating block is installed with fire monitoring response device, and the top of movable plate below rotating block is installed with gas monitoring response device, when needing real -time monitoring of gob -side entry retaining working face gas and fire, the device is installed in the side wall of gob -side entry retaining as a whole, then moves to the appropriate position in the slot of movable plate, and then starts the motor, so that gas monitoring response device and fire monitoring response device can rotate to different height as needed, and electric rail frame moves on the track, which realizes real -time monitoring of gas and fire at different positions and different heights of gob -side entry retaining, and makes monitoring more comprehensive. ACCURACY OF DRAWINGS
[0013] Figure 1 It is the front view structure schematic diagram of the utility model;
[0014] Figure 2 It is the long plate cross section structure schematic diagram of the utility model;
[0015] Figure 3 It is the support cross section structure schematic diagram of the utility model;
[0016] Figure 4 It is a long rack section view structure schematic diagram of the utility model;
[0017] Figure 5 It is a long rack section view structure schematic diagram of the utility model; Figure 4 It is an enlarged structure schematic diagram of the utility model.
[0018] In the figure: 1, gas monitoring response device; 2, moving plate; 3, long rack; 4, rotating block; 5, fire monitoring response device; 6, control switch box; 7, support; 8, mounting plate; 9, long plate; 10, bolt; 11, electric track frame; 12, track; 13, threaded hole; 14, round hole; 15, motor; 16, groove; 17, rotating shaft; 18, limiting hole; 19, slot; 20, limiting column; 21, spring; 22, round groove. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.
[0020] Please refer to Figures 1 to 5 An embodiment provided by the utility model: a gas and fire real-time monitoring response device for gob-side entry retaining working face, including long plate 9, bolt 10 and electric track frame 11, long plate 9 side is equipped with track 12, long plate 9 upper and lower ends are respectively fixed with mounting plate 8, mounting plate 8 side is provided with threaded hole 13, bolt 10 side penetrates threaded hole 13 and is threadedly connected, through bolt 10 side penetrating threaded hole 13 and threadedly connecting, then bolt 10 side is threadedly connected to gob-side entry retaining sidewall, which is convenient for installing and dismounting the device as a whole, track 12 and electric track frame 11 are movably connected, electric track frame 11 moves on track 12, so that gas monitoring response device 1 and fire monitoring response device 5 can move in gob-side entry retaining, which is convenient for monitoring and responding to gas and fire in real time at different positions in gob-side entry retaining, electric track frame 11 side is fixed with support 7, support 7 front end is fixed with control switch box 6, control switch box 6 front end is sequentially embedded and installed with display screen and button from top to bottom, and the start and stop of motor 15 can be controlled through control switch box 6.
[0021] The support 7 is rotatably connected with the rotating shaft 17 on one side, a groove 16 is formed on the upper surface of the support 7, a round hole 14 is formed on the inner wall of the groove 16 on one side, a motor 15 is fixed on the inner wall of the groove 16 on one side, a transmission shaft of the motor 15 extends into the round hole 14 on one side, the rotating shaft 17 is fixed on the transmission shaft of the motor 15 on one side, the rotating shaft 17 and the rotating block 4 can be rotated as needed through the motor 15, and the gas monitoring and responding device 1 and the fire monitoring and responding device 5 can be rotated as needed, so that the gas and fire at different heights in the gob-side entry retaining can be monitored in real time, the rotating block 4 is fixed on one side of the rotating shaft 17, and the long frame 3 is fixed on the upper and lower ends of the rotating block 4.
[0022] The movable plate 2 is inserted into the long frame 3, an insertion slot 19 is formed on the upper surface of the long frame 3, a limiting hole 18 is formed on one side of the long frame 3, the bottom end of the movable plate 2 is inserted into the insertion slot 19, the movable plate 2 is movably connected with a limiting column 20 on one side, the limiting column 20 penetrates through the limiting hole 18 on one side, a circular groove 22 is formed on one side of the movable plate 2, a spring 21 is fixed on the inner wall of the circular groove 22 on one side, and the limiting column 20 is fixed on one side of the spring 21. The movable plate 2 is inserted into the insertion slot 19, the limiting column 20 penetrates through the limiting hole 18, the length of the movable plate 2 can be limited, the limiting column 20 is fixed on the spring 21, the spring 21 is elastically deformed by pressing the limiting column 20, the limiting column 20 can be moved as needed, the length of the movable plate 2 can be adjusted, the gas and fire at different heights in the gob-side entry retaining can be monitored in real time, the fire monitoring and responding device 5 is installed on the top end of the movable plate 2 above the rotating block 4, the fire monitoring and responding device 5 is a safety device for detecting smoke, flame and other fire signs. The device usually includes fire detectors such as smoke sensors, heat sensors, flame detectors, data acquisition units, alarm systems and automatic emergency response measures. Its working principle is to trigger an alarm when detecting smoke, high temperature or flame, and take corresponding actions to reduce the risk of fire. The gas monitoring and responding device 1 is installed on the top end of the movable plate 2 below the rotating block 4, and the gas monitoring and responding device 1 is a safety device for detecting and responding to methane gas leakage in coal mines or other industrial sites. The device integrates a gas sensor, a data acquisition unit, an alarm system and an automatic response measure, which aims to monitor the gas concentration in the environment in real time and trigger an alarm and take corresponding emergency actions when detecting gas levels exceeding the safety range. The gas monitoring and responding device 1 helps to improve the safety of the working environment, reduce accidents caused by gas leakage, and protect workers and facilities from damage.
[0023] When it is needed to monitor gas and fire in the gob-side entry retaining in real time, the long plate 9 is attached to one side of the inner wall of the gob-side entry retaining, the bolt 10 is installed on one side of the inner wall of the gob-side entry retaining through the threaded hole 13, the moving plate 2 moves up and down in the slot 19, the moving plate 2 is adjusted to a suitable height, the control switch box 6 is operated, the motor 15 is started, the rotating shaft 17 and the rotating block 4 can rotate according to the need, the gas monitoring response device 1 and the fire monitoring response device 5 can rotate according to the need, and the electric rail frame 11 moves forward and backward on the track 12. The effect that the gas and fire in different positions and different heights of the gob-side entry retaining are monitored in real time is achieved, and the monitoring is more comprehensive.
[0024] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims.
Claims
1. A real-time monitoring and responding device for gas and fire at a gob-side entry retaining face, comprising a long plate (9), a bolt (10) and an electric track frame (11), characterized in that: The long plate (9) is provided with a rail (12) on one side, the rail (12) is movably connected with an electric rail frame (11), the electric rail frame (11) is fixed with a support (7) on one side, the support (7) is rotatably connected with a rotating shaft (17) on one side, the rotating shaft (17) is fixed with a rotating block (4) on one side, the rotating block (4) is fixed with a long frame (3) on the upper and lower ends respectively, the long frame (3) is inserted with a moving plate (2), the moving plate (2) on the rotating block (4) is provided with a fire monitoring response device (5) on the top end, the moving plate (2) below the rotating block (4) is provided with a gas monitoring response device (1) on the top end.
2. The real-time monitoring and responding device for gas and fire at the gob-side entry retaining face according to claim 1, characterized in that: The long plate (9) is provided with a mounting plate (8) on the upper and lower ends respectively, the mounting plate (8) is provided with a threaded hole (13) on one side, and the threaded hole (13) is penetrated by a bolt (10) on one side and is threadedly connected.
3. The real-time monitoring and responding device for gas and fire at the gob-side entry retaining face according to claim 1, characterized in that: The support (7) is fixed with a control switch box (6) at the front end, and the control switch box (6) is sequentially embedded and mounted with a display screen and a button from top to bottom at the front end.
4. The real-time monitoring and responding device for gas and fire at the gob-side entry retaining face according to claim 3, characterized in that: The support (7) is provided with a recess (16) on the upper surface, the recess (16) is provided with a circular hole (14) on the inner wall on one side, the recess (16) is fixed with a motor (15) on the inner wall on one side, the transmission shaft of the motor (15) is inserted into the circular hole (14) on one side, and the rotating shaft (17) is fixed on the transmission shaft of the motor (15) on one side.
5. The real-time monitoring and responding device for gas and fire at the gob-side entry retaining face according to claim 1, characterized in that: The long frame (3) is provided with a slot (19) on the upper surface, the long frame (3) is provided with a limiting hole (18) on one side, the moving plate (2) is inserted into the slot (19) at the bottom end, and the moving plate (2) is movably connected with a limiting column (20) on one side.
6. The real-time monitoring and responding device for gas and fire at the gob-side entry retaining face according to claim 5, characterized in that: The moving plate (2) is provided with a circular groove (22) on one side, the circular groove (22) is fixed with a spring (21) on the inner wall on one side, and the spring (21) is fixed with a limiting column (20) on one side.