Mine field environment inspection device

Abstract

The utility model provides a mine environment inspection device which comprises a track and a hanging bracket, the track is fixedly connected with a rack, a motor is installed at the lower end of the hanging bracket, a roller and a gear are installed at the upper end of the hanging bracket, a transmission mechanism is arranged between an output shaft of the motor and the gear, the peripheral face of the roller is tangent to the surface of the track, and the gear is meshed with the rack. And gear teeth on the surface of the rack are always arranged in a vertically downward direction. According to the technical scheme of the utility model, the inspection device is hung on the surface of the track through the rollers, so that the overall gravity of the inspection device is transmitted to the surface of the track through the rollers, the meshing gap between the gear and the rack can be kept stable, and the gear teeth on the surface of the rack can be always arranged in a vertically downward direction; therefore, dust, gravels, water drops and the like are prevented from being attached to the surfaces of gear teeth of the rack, safe, stable and reliable operation of the inspection device is guaranteed, and the inspection device can conduct inspection in the mine tunneling wind direction all the time.

Description

Technical Field

[0001] The utility model belongs to the technical field of mining engineering equipment, in particular to a mine environment inspection device. Background Art

[0002] Various safety accidents occur frequently in mines. In order to reduce the frequency of safety accidents, it is usually necessary to conduct regular or periodic inspections of the mine environment. The existing inspection methods mainly include manual inspection and automated mechanical equipment inspection. The manual inspection method is not only time-consuming and labor-intensive, but also prone to missed inspections and false inspections. In recent years, automated mechanical equipment inspection methods have been widely used in various mines.

[0003] For example, a patent document with publication number "CN214396779U" discloses a mine track inspection instrument, including an inspection walking trolley arranged above the inspected track, the inspection walking trolley is provided with a horizontal measuring mechanism, a gauge measuring mechanism, and an electrical control equipment box; the inspection walking trolley includes a handrail frame, a vehicle body bottom plate, and moving wheels, the handrail frame is connected to the vehicle body bottom plate, the moving wheels are arranged under the vehicle body bottom plate and in contact with the inspected track; the electrical control equipment box is installed on the vehicle body bottom plate, the horizontal measuring mechanism is installed above the electrical control equipment box, the gauge measuring mechanism is installed under the vehicle body bottom plate and in contact with the inner side of the inspected track, and the handrail frame is installed with a host computer connected to the electrical control equipment box. This patented technical solution adopts an automated mechanical equipment inspection method, which reduces the labor intensity of inspectors and improves inspection accuracy. However, since the transmission components in the inspection device are exposed to the outside for a long time, the environment in the mine is harsh, and there is a large amount of dust, gravel, water droplets and other debris in the air, if these debris accumulate on the surface of the transmission components in the inspection device, it will affect the normal operation of the inspection device, resulting in the inspection device being unable to inspect along the direction of mine excavation, affecting the inspection effect of the environment in the mine. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a mine environment inspection device.

[0005] The utility model is realized through the following technical solutions.

[0006] The utility model provides a mine environment inspection device, comprising a track and a hanger, wherein the track is fixedly connected to a rack, a motor is installed at the lower end of the hanger, a roller and a gear are installed at the upper end of the hanger, a transmission mechanism is arranged between the output shaft of the motor and the gear, the outer peripheral surface of the roller is tangent to the surface of the track, the gear and the rack are meshed with each other, and the gear teeth on the surface of the rack are always arranged in a vertical downward direction.

[0007] The number of the rollers is an even number, and the rollers are evenly distributed on the left and right sides of the upper end of the hanger according to the number.

[0008] The track includes a first carrier plate and a second carrier plate, the rack is fixedly connected to the first carrier plate, the outer peripheral surface of the roller is tangent to the second carrier plate, the first carrier plate is parallel to the horizontal plane, and the relative inclination angle between the second carrier plate and the horizontal plane is greater than zero.

[0009] The first carrier plate and the second carrier plate are integrally manufactured.

[0010] The number of the rails is a pair, and the pair of rails are fixedly connected together face to face.

[0011] The track is in a U shape as a whole.

[0012] The transmission mechanism comprises a driving wheel and a driven wheel, the driven wheel is coaxially fixedly connected with the gear, the driving wheel is connected with the output shaft of the motor through a spline, and the driving wheel and the driven wheel are connected through a transmission belt.

[0013] The driving wheel and the driven wheel are both synchronous pulleys, and the transmission belt is a synchronous belt.

[0014] The output shaft of the motor is also connected to the reducer.

[0015] The hanger is also fixedly connected to the inspection instrument.

[0016] The beneficial effect of the utility model is that: by adopting the technical solution of the utility model, the inspection device is hung on the surface of the track through the roller, so that the overall gravity of the inspection device is transmitted to the surface of the track through the roller, and the meshing gap between the gear and the rack can be kept stable, and the gear teeth on the rack surface can always be arranged in a vertical downward direction, thereby avoiding dust, gravel, water droplets, etc. from adhering to the gear tooth surface of the rack, thereby ensuring the safe, stable and reliable operation of the inspection device, so that the inspection device can always perform inspections along the mine excavation wind direction. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a forward axonometric drawing of the utility model;

[0018] Figure 2 It is a reverse axonometric drawing of the utility model;

[0019] Figure 3 It is a forward axonometric view of the utility model after being cut along the radial end face of the gear;

[0020] Figure 4 It is a reverse axonometric view of the utility model after being cut along the radial end face of the gear.

[0021] In the figure: 1-track, 2-hanger, 3-rack, 4-motor, 5-roller, 6-gear, 7-first carrier plate, 8-second carrier plate, 9-driving wheel, 10-driven wheel, 11-transmission belt, 12-reducer, 13-inspection instrument, 14-camera, 15-warning light, 16-emergency stop switch. DETAILED DESCRIPTION

[0022] The technical solution of the utility model is further described below, but the scope of protection required is not limited to the description.

[0023] like Figures 1 to 4 As shown, the utility model provides a mine environment inspection device, including a track 1 and a hanger 2, the track 1 is fixedly connected to the rack 3, a motor 4 is installed at the lower end of the hanger 2, a roller 5 and a gear 6 are installed at the upper end of the hanger 2, a transmission mechanism is arranged between the output shaft of the motor 4 and the gear 6, the outer peripheral surface of the roller 5 is tangent to the surface of the track 1, the gear 6 and the rack 3 are meshed with each other, and the gear teeth on the surface of the rack 3 are always arranged in the vertical downward direction.

[0024] By adopting the technical solution of the utility model, the inspection device is hung on the surface of the track through the roller, so that the overall gravity of the inspection device is transmitted to the surface of the track through the roller, and the meshing gap between the gear and the rack can be kept stable, and the gear teeth on the rack surface can always be arranged in a vertical downward direction, thereby preventing dust, gravel, water droplets, etc. from adhering to the gear tooth surface of the rack, thereby ensuring the safe, stable and reliable operation of the inspection device, and enabling the inspection device to always perform inspections along the mine excavation wind direction.

[0025] Specifically, the number of rollers 5 is an even number, and the rollers 5 are evenly distributed on the left and right sides of the upper end of the hanger 2. Preferably, the number of rollers 5 is four.

[0026] In addition, the track 1 includes a first carrier plate 7 and a second carrier plate 8, the rack 3 is fixedly connected to the first carrier plate 7, the outer peripheral surface of the roller 5 is tangent to the second carrier plate 8, the first carrier plate 7 is parallel to the horizontal plane, and the relative inclination angle between the second carrier plate 8 and the horizontal plane is greater than zero. Since the relative inclination angle between the second carrier plate 8 and the horizontal plane is greater than zero, even if debris such as gravel, dust or water droplets are attached to the surface of the second carrier plate 8, the debris can slide down to the ground along the surface of the second carrier plate 8, so that the inspection device can always inspect along the mine excavation wind direction, further ensuring the safe, stable and reliable operation of the inspection device.

[0027] Specifically, the first carrier plate 7 and the second carrier plate 8 are integrally manufactured. There is a pair of tracks 1, which are fixedly connected face to face. Thus, the meshing part of the gear and the rack, and the tangential fitting part of the roller and the second carrier plate are completely surrounded by the tracks, further preventing dust, gravel, water drops and other debris from invading the key parts of the inspection device, so that the inspection device can always inspect along the mine excavation wind direction, further ensuring the safe, stable and reliable operation of the inspection device.

[0028] In addition, the track 1 is U-shaped as a whole. The transmission mechanism includes a driving wheel 9 and a driven wheel 10, the driven wheel 10 is coaxially fixed with the gear 6, the driving wheel 9 is connected to the output shaft of the motor 4 through a spline, and the driving wheel 9 and the driven wheel 10 are connected through a transmission belt 11. The driving wheel 9 and the driven wheel 10 are both synchronous pulleys, and the transmission belt 11 is a synchronous belt. The output shaft of the motor 4 is also connected to the reducer 12. The technical solution of the utility model is adopted, and the reducer and the synchronous belt transmission mechanism are provided, so that the output torque of the motor is increased through the reducer and the synchronous belt transmission mechanism, so that the roller can pass over the debris attached to the surface of the track, so that the inspection device can always inspect along the mine excavation wind direction, and further ensure the safe, stable and reliable operation of the inspection device.

[0029] In addition, the hanger 2 is also fixedly connected to the inspection instrument 13. The mine environment inspection device also includes a camera 14, which is mounted on the surface of the inspection instrument 13 using a rolling bearing. An alarm light 15 and an emergency stop switch 16 are also provided on the surface of the inspection instrument 13.

Claims

1. A mine environment inspection device, characterized in that: The invention comprises a track (1) and a hanger (2), wherein the track (1) is fixedly connected to a rack (3), a motor (4) is installed at the lower end of the hanger (2), a roller (5) and a gear (6) are installed at the upper end of the hanger (2), a transmission mechanism is arranged between the output shaft of the motor (4) and the gear (6), the outer peripheral surface of the roller (5) is tangent to the surface of the track (1), the gear (6) and the rack (3) are meshed with each other, and the gear teeth on the surface of the rack (3) are always arranged in a vertical downward direction.

2. A mine environment inspection device as claimed in claim 1, characterized in that: The number of the rollers (5) is an even number, and the rollers (5) are evenly distributed on the left and right sides of the upper end of the hanger (2) according to the number.

3. A mine environment inspection device as claimed in claim 1, characterized in that: The track (1) comprises a first carrier plate (7) and a second carrier plate (8), the rack (3) is fixedly connected to the first carrier plate (7), the outer peripheral surface of the roller (5) is tangent to the second carrier plate (8), the first carrier plate (7) is parallel to a horizontal plane, and the relative inclination angle between the second carrier plate (8) and the horizontal plane is greater than zero.

4. A mine environment inspection device as claimed in claim 3, characterized in that: The first carrier plate (7) and the second carrier plate (8) are integrally manufactured.

5. A mine environment inspection device as claimed in claim 1 or 3, characterized in that: The number of the rails (1) is a pair, and the pair of rails (1) are fixedly connected together face to face.

6. A mine environment inspection device as claimed in claim 5, characterized in that: The track (1) is in a U shape as a whole.

7. A mine environment inspection device as claimed in claim 1, characterized in that: The transmission mechanism comprises a driving wheel (9) and a driven wheel (10), the driven wheel (10) is coaxially fixedly connected to the gear (6), the driving wheel (9) is connected to the output shaft of the motor (4) via a spline, and the driving wheel (9) and the driven wheel (10) are connected via a transmission belt (11).

8. A mine environment inspection device as claimed in claim 7, characterized in that: The driving wheel (9) and the driven wheel (10) are both synchronous pulleys, and the transmission belt (11) is a synchronous belt.

9. A mine environment inspection device as claimed in claim 1 or 7, characterized in that: The output shaft of the motor (4) is also connected to the reducer (12).

10. A mine environment inspection device as claimed in claim 1 or 2, characterized in that: The hanger (2) is also fixedly connected to the inspection instrument (13).

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