Coal mine fire smoke monitoring device
Through the combination of multiple sensors and structural design, multiple monitoring modes and height adjustment of the coal mine fire smoke monitoring device are realized, which solves the applicability and accuracy problems of the monitoring devices in the existing technology and prevents the occurrence of coal mine fires.
Patent Information
- Application Number
- CN202422215901.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-10
- Publication Date
- 2025-09-23
- Estimated Expiration
- 2034-09-10
AI Technical Summary
The existing coal mine fire smoke monitoring device has a single monitoring method and is not easy to adjust the height, resulting in poor applicability and inability to fully detect coal mine fires.
It adopts a combination of multiple sensors, including temperature sensors, oxygen sensors, combustible gas sensors, index gas detectors and smoke detectors, and realizes multiple monitoring modes and height adjustment through cylinders, sliding columns, motors and gear structures.
It realizes fire detection with multiple monitoring methods, improves the applicability and accuracy of fire monitoring, and prevents casualties caused by coal mine fires.
Smart Images
Figure CN223375497U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of monitoring devices, in particular to a coal mine fire smoke monitoring device. Background Art
[0002] Coal mines are areas where humans mine coal resources in coal-rich mining areas. They are generally divided into underground coal mines and open-pit coal mines. Underground coal mines are coal seams far from the surface, and generally choose to excavate underground tunnels to mine coal. Internal fires (spontaneous combustion of coal) are the main cause of mine fires, so a coal mine fire smoke monitoring device is needed.
[0003] In the existing technology, coal mine fire smoke monitoring devices mostly monitor fires through smoke monitoring. The monitoring method is relatively simple and cannot fully detect fires. In addition, the height of the coal mine fire smoke monitoring device is not easy to adjust, resulting in the general applicability of the coal mine fire smoke monitoring device. Utility Model Content
[0004] In response to the above technical problems, the purpose of the present invention is to provide a coal mine fire smoke monitoring device, which can fully monitor coal mine fires through multiple monitoring methods to prevent fires inside coal mines from causing casualties.
[0005] To achieve the above-mentioned purpose, the utility model provides a coal mine fire smoke monitoring device, including a base, wherein the upper part of the base is evenly fixedly connected with supporting arc plates on all four sides, a turntable is provided on the upper part of the supporting arc plates, a first motor is fixedly connected to the upper middle part of the base, the output end of the first motor is fixedly connected to a rotating shaft, the upper part of the turntable is fixedly connected to a fixed column, a lifting column is slidably connected to the inside of the fixed column, a rack plate is fixedly connected to the right side of the lifting column, the upper part of the lifting column is fixedly connected to a mounting plate, a monitoring component is provided on the upper part of the mounting plate for monitoring coal mine fires, a supporting column is fixedly connected to the upper right rear side of the turntable, and a driving component is provided on the upper part of the support column for adjusting the height of the monitoring component.
[0006] Preferably, the drive assembly includes an installation box, which is fixedly connected to the upper part of the support column. A second motor is fixedly connected to the interior of the installation box, and a gear is fixedly connected to the output end of the second motor. A limiting block is slidably connected to the inner side of the upper part of the support column.
[0007] Optionally, the monitoring component includes a mounting sleeve, which is evenly fixedly connected to the upper part of the mounting plate, and a cylinder is fixedly connected to the opposite side of the mounting sleeve. The interior of the mounting sleeve is slidably connected to a sliding column, and the lower part of the sliding column is fixedly connected to a monitoring sensor on the side away from the mounting sleeve, and a buzzer alarm is fixedly connected to the upper middle part of the mounting plate.
[0008] Optionally, universal wheels are evenly and fixedly connected to the four sides of the lower portion of the base, and the end of the rotating shaft away from the first motor is fixedly connected to the turntable.
[0009] Furthermore, a limiting groove is provided at the lower portion of the turntable, and the supporting arc plate is slidably connected to the inside of the limiting groove.
[0010] Preferably, the gear is engaged with the rack plate, and the limit block is engaged with the gear.
[0011] Furthermore, the output end of the cylinder is fixedly connected to the sliding column.
[0012] Furthermore, the monitoring sensors are fixedly connected to the buzzer alarm, and the monitoring sensors are respectively a temperature sensor, an oxygen sensor, a combustible gas detector, an index gas detector and a smoke detector.
[0013] From the above, the coal mine fire smoke monitoring device of the present invention has at least the following beneficial effects:
[0014] 1. The utility model controls the cylinder to start so that the cylinder runs to push the sliding column, so that the sliding column drives the monitoring sensor to move, and finally controls the first motor to start so that the first motor drives the rotating shaft to rotate, the rotating shaft drives the turntable to rotate, the turntable drives the fixed column to rotate, the fixed column drives the lifting column to rotate, the lifting column drives the mounting plate to rotate, the mounting plate drives the mounting sleeve to rotate, the mounting sleeve drives the sliding column to rotate, and the sliding column drives the monitoring sensor to rotate. Through the coordination between the cylinder, the sliding column, the monitoring sensor, the first motor and the rotating shaft, the coal mine fire smoke monitoring device can fully monitor the coal mine fire through a variety of monitoring methods to prevent fires inside the coal mine from causing casualties.
[0015] 2. By controlling and starting the second motor, the second motor drives the gear to rotate, the gear drives the rack plate to move, the rack plate drives the lifting column to move, the lifting column drives the mounting plate to move, the mounting plate drives the cylinder to move, and the limit block is pushed to slide to the bottom of the gear to limit the gear, thereby realizing that the height of the coal mine fire smoke monitoring device is easy to adjust, and improving the applicability of the coal mine fire smoke monitoring device. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the technical solution of the present invention, the following briefly introduces the drawings required for use in the embodiments or descriptions of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.
[0017] Figure 1 This is a three-dimensional diagram of the coal mine fire smoke monitoring device of the present utility model;
[0018] Figure 2 This is a right side view of the coal mine fire smoke monitoring device of the present utility model;
[0019] Figure 3 This is a bottom view of the coal mine fire smoke monitoring device of the present utility model;
[0020] Figure 4 for Figure 3 A in the enlarged view.
[0021] In the figure: 1. Base; 2. Universal wheel; 3. Support arc plate; 4. Turntable; 5. Limiting groove; 6. First motor; 7. Rotating shaft; 8. Fixed column; 9. Lifting column; 10. Rack plate; 11. Mounting plate; 12. Support column; 13. Mounting box; 14. Second motor; 15. Gear; 16. Limiting block; 17. Mounting sleeve; 18. Cylinder; 19. Sliding column; 20. Monitoring sensor; 21. Buzzer alarm. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0023] like Figures 1 to 4 As shown, the coal mine fire smoke monitoring device of the present invention includes a base 1, and the upper part of the base 1 is evenly fixedly connected with supporting arc plates 3, and the upper part of the supporting arc plates 3 is provided with a turntable 4, the upper middle part of the base 1 is fixedly connected with a first motor 6, and the output end of the first motor 6 is fixedly connected with a rotating shaft 7, and the lower part of the base 1 is evenly fixedly connected with universal wheels 2, and the end of the rotating shaft 7 away from the first motor 6 is fixedly connected to the turntable 4, and a limiting groove 5 is provided at the lower part of the turntable 4, and the supporting arc plates 3 are slidably connected to the inside of the limiting groove 5, and the upper part of the turntable 4 is fixedly connected with a fixing column 8, and the inside of the fixed column 8 is slidably connected with a lifting column 9, and a rack plate 10 is fixedly connected to the right side of the lifting column 9, and the upper part of the lifting column 9 is fixedly connected with a mounting plate 11, and the upper part of the mounting plate 11 is provided with a monitoring component for monitoring coal mine fires.
[0024] The monitoring component includes a mounting sleeve 17, which is evenly fixedly connected to the upper part of the mounting plate 11. The opposite sides of the mounting sleeve 17 are fixedly connected to a cylinder 18. The interior of the mounting sleeve 17 is slidably connected to a sliding column 19. The lower part of the sliding column 19 is fixedly connected to the side of the mounting sleeve 17 away from the mounting sleeve 17. A monitoring sensor 20 is fixedly connected to the upper middle part of the mounting plate 11. The output end of the cylinder 18 is fixedly connected to the sliding column 19. The monitoring sensor 20 is fixedly connected to the buzzer alarm 21. The monitoring sensors 20 are respectively a temperature sensor, an oxygen sensor, a combustible gas detector, an index gas detector and a smoke detector.
[0025] The supporting arc plate 3 is limited by the limiting groove 5, and the cylinder 18 is controlled to be opened so that the cylinder 18 runs to push the sliding column 19, so that the sliding column 19 drives the monitoring sensor 20 to move, and finally the first motor 6 is controlled to be opened so that the first motor 6 drives the rotating shaft 7 to rotate, the rotating shaft 7 drives the turntable 4 to rotate, the turntable 4 drives the fixed column 8 to rotate, the fixed column 8 drives the lifting column 9 to rotate, the lifting column 9 drives the mounting plate 11 to rotate, the mounting plate 11 drives the mounting sleeve 17 to rotate, the mounting sleeve 17 drives the sliding column 19 to rotate, and the sliding column 19 drives the monitoring sensor 20 to rotate. The temperature change, oxygen concentration, combustible gas, indicator gas and smoke concentration are monitored by the monitoring sensor 20. When the temperature change, oxygen concentration, combustible gas, indicator gas and smoke concentration exceed the threshold value, the monitoring sensor 20 triggers the buzzer alarm 21 to sound a buzzer alarm.
[0026] like Figure 2-Figure 4 As shown, a support column 12 is fixedly connected to the upper right rear side of the turntable 4, and a drive assembly is provided on the upper part of the support column 12 for adjusting the height of the monitoring assembly. The drive assembly includes a mounting box 13, which is fixedly connected to the upper part of the support column 12. A second motor 14 is fixedly connected to the interior of the mounting box 13, and a gear 15 is fixedly connected to the output end of the second motor 14. A limit block 16 is slidably connected to the inner side of the upper part of the support column 12, and the gear 15 is meshed with the rack plate 10, and the limit block 16 is meshed with the gear 15.
[0027] The second motor 14 is protected by the installation box 13. By setting a preset value for the monitoring sensor 20, the second motor 14 is controlled to start so that the second motor 14 drives the gear 15 to rotate, the gear 15 drives the rack plate 10 to move, the rack plate 10 drives the lifting column 9 to move, the lifting column 9 drives the mounting plate 11 to move, the mounting plate 11 drives the cylinder 18 to move, and pushes the limit block 16 so that the limit block 16 slides to the lower part of the gear 15 to limit the gear 15.
[0028] Below, refer to Figures 1 to 4Combined with the description of the above structural features, the working principle of the coal mine fire smoke monitoring device of the present invention is described as follows:
[0029] When it is necessary to monitor the coal mine fire, a preset value is set for the monitoring sensor 20, and then the second motor 14 is controlled to start so that the second motor 14 drives the gear 15 to rotate, the gear 15 drives the rack plate 10 to move, the rack plate 10 drives the lifting column 9 to move, the lifting column 9 drives the mounting plate 11 to move, the mounting plate 11 drives the cylinder 18 to move, pushes the limit block 16 to slide to the lower part of the gear 15 to limit the gear 15, and then controls the cylinder 18 to start so that the cylinder 18 runs to push the sliding column 19, so that the sliding column 19 drives the monitoring sensor 20 to move, and finally controls the first motor 6 to start so that the first motor 6 drives the rotating shaft 7 to rotate, and the rotating shaft 7 drives the turntable 4 to rotate. The turntable 4 drives the fixed column 8 to rotate, the fixed column 8 drives the lifting column 9 to rotate, the lifting column 9 drives the mounting plate 11 to rotate, the mounting plate 11 drives the mounting sleeve 17 to rotate, the mounting sleeve 17 drives the sliding column 19 to rotate, and the sliding column 19 drives the monitoring sensor 20 to rotate. The monitoring sensor 20 monitors the temperature change, oxygen concentration, combustible gas, indicator gas and smoke concentration. When the temperature change, oxygen concentration, combustible gas, indicator gas and smoke concentration exceed the threshold, the monitoring sensor 20 triggers the buzzer alarm 21 to sound a buzzer alarm, thereby realizing that the coal mine fire smoke monitoring device can monitor coal mine fires through multiple monitoring methods to prevent fires inside the coal mine from causing casualties.
[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.
Claims
1. A coal mine fire smoke monitoring device, comprising a base (1), characterized in that: Support arc plates (3) are evenly and fixedly connected to the upper periphery of the base (1); a rotating disk (4) is provided on the upper portion of the support arc plates (3); a first motor (6) is fixedly connected to the upper middle portion of the base (1); and a rotating shaft (7) is fixedly connected to the output end of the first motor (6); The upper part of the turntable (4) is fixedly connected to a fixed column (8), the interior of the fixed column (8) is slidably connected to a lifting column (9), a rack plate (10) is fixedly connected to the right side of the lifting column (9), and the upper part of the lifting column (9) is fixedly connected to a mounting plate (11); A monitoring assembly is provided on the upper portion of the mounting plate (11) for monitoring coal mine fires, a support column (12) is fixedly connected to the upper right rear side of the turntable (4), and a driving assembly is provided on the upper portion of the support column (12) for adjusting the height of the monitoring assembly.
2. The coal mine fire smoke monitoring device according to claim 1, characterized in that: The drive assembly comprises an installation box (13), the installation box (13) is fixedly connected to the upper part of the support column (12), a second motor (14) is fixedly connected inside the installation box (13), an output end of the second motor (14) is fixedly connected to a gear (15), and a limit block (16) is slidably connected to the inner side of the upper part of the support column (12).
3. The coal mine fire smoke monitoring device according to claim 1, characterized in that: The monitoring assembly comprises a mounting sleeve (17), the mounting sleeve (17) being evenly fixedly connected to the upper portion of the mounting plate (11), a cylinder (18) being fixedly connected to opposite sides of the mounting sleeve (17), a sliding column (19) being slidably connected inside the mounting sleeve (17), a monitoring sensor (20) being fixedly connected to the side of the lower portion of the sliding column (19) away from the mounting sleeve (17), and a buzzer alarm (21) being fixedly connected to the upper middle portion of the mounting plate (11).
4. The coal mine fire smoke monitoring device according to claim 1, characterized in that: Universal wheels (2) are evenly and fixedly connected to the four sides of the lower portion of the base (1), and one end of the rotating shaft (7) away from the first motor (6) is fixedly connected to the turntable (4).
5. The coal mine fire smoke monitoring device according to claim 1, characterized in that: A limiting groove (5) is provided at the lower portion of the turntable (4), and the supporting arc plate (3) is slidably connected inside the limiting groove (5).
6. The coal mine fire smoke monitoring device according to claim 2, characterized in that: The gear (15) is meshed with the rack plate (10), and the limit block (16) is meshed with the gear (15).
7. The coal mine fire smoke monitoring device according to claim 3, characterized in that: The output end of the cylinder (18) is fixedly connected to the sliding column (19).
8. The coal mine fire smoke monitoring device according to claim 3, characterized in that: The monitoring sensors (20) are fixedly connected to the buzzer alarm (21), and the monitoring sensors (20) are respectively a temperature sensor, an oxygen sensor, a combustible gas detector, an index gas detector and a smoke detector.