On-line monitoring type ditch air leakage stopping device with self-closing air door

Abstract

The utility model discloses an on-line monitoring type self-closing air door ditch air leakage stoppage device which comprises a wind shield wall, an air volume sensor, an air door, a hinge, a hydraulic rod, a ditch air stoppage device, an air door air stoppage device, a wire and a power distribution control box, the wind shield wall is fixedly connected to the inner side of a mine, and the air volume sensor is fixedly connected to the inner wall of the mine. The air door is installed in the wind-shield wall through the hinge and the hydraulic rod, the two ditch air blocking devices are fixedly connected to the lower portions of the two sides of the wind-shield wall respectively, the air door air blocking device is fixedly connected to the lower portion of the air door, and the wire is fixedly connected between the air volume sensor and the ditch air blocking device and between the air door air blocking device and the power distribution control box. According to the mine air door, the design structure of an existing mine air door is improved, flexible adjustment can be conducted according to the air volume in a mine, the closing degree of the air door is adjusted, and convenience is provided for safe production of the mine.

Description

Technical Field

[0001] The utility model relates to an online monitoring type self-closing air door water ditch air leakage blocking device. Background Art

[0002] Mine air dampers, also known as mining air dampers, are vital equipment in coal mine ventilation systems. Their main function is to control the direction and flow of air flow to ensure the stability and safety of the mine ventilation system.

[0003] The mine air doors currently in use have a low degree of automation and are unable to adjust the degree of closing of the air doors according to the air volume in a timely manner, which has shortcomings. Utility Model Content

[0004] The utility model aims to provide an online monitoring type self-closing air door water ditch air leakage plugging device to solve the above technical problems.

[0005] To achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An online monitoring self-closing damper ditch air leakage blocking device comprises a windshield wall, an air volume sensor, a damper, a hinge, a hydraulic rod, a ditch air blocking device, a damper air blocking device, a wire, and a power distribution control box. The windshield wall is fixedly connected to the inner side of a mine, the air volume sensor is fixedly connected to the inner wall of the mine, the damper is installed inside the windshield wall through hinges and hydraulic rods, the two ditch air blocking devices are respectively fixedly connected to the lower sides of the windshield wall, the damper air blocking device is fixedly connected to the lower side of the damper, and the wire is fixedly connected between the air volume sensor and the ditch air blocking device, the damper air blocking device and the power distribution control box.

[0007] Based on the above technical solution, the damper air blocking device includes a motor housing, a motor, a rotating shaft fixing plate, a rotating shaft, and a windshield rubber plate. The motor is fixedly connected to the inside of the motor housing, the rotating shaft is axially connected between the motor housing and the rotating shaft fixing plate, and the windshield rubber plate is fixedly connected to the outside of the rotating shaft.

[0008] Based on the above technical solution, the ditch wind blocking device includes a power motor, a swivel, and a rubber plate. The swivel shaft is connected between the inner wall of the mine and the power motor, and the rubber plate is fixedly connected to the top of the swivel.

[0009] Compared with the prior art, the utility model has the following advantages: the utility model improves the design structure of the existing mine air door, so that it can be flexibly adjusted according to the wind volume in the mine, and the closing degree of the air door can be adjusted, which provides convenience for the safe production of the mine. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the appearance structure of the utility model.

[0011] Figure 2 It is a schematic diagram of the structure of the air door air blocking device of the utility model.

[0012] Figure 3 It is a schematic structural diagram of the utility model water ditch wind blocking device.

[0013] In the figure: 1. windbreak wall, 2. air volume sensor, 3. air door, 4. hinge, 5. hydraulic rod, 6. ditch wind blocking device, 7. air door wind blocking device, 8. wire, 9. power distribution control box, 10. motor housing, 11. motor, 12. shaft fixing plate, 13. shaft, 14. windbreak rubber sheet, 15. power motor, 16. swivel, 17. rubber sheet. DETAILED DESCRIPTION

[0014] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0015] like Figure 1-3 As shown, an online monitoring self-closing damper ditch air leakage blocking device includes a windshield wall 1, an air volume sensor 2, a damper 3, a hinge 4, a hydraulic rod 5, a ditch air blocking device 6, a damper air blocking device 7, a wire 8, and a power distribution control box 9. The windshield wall 1 is fixedly connected to the inner side of the mine, the air volume sensor 2 is fixedly connected to the inner wall of the mine, the damper 3 is installed inside the windshield wall 1 through the hinge 4 and the hydraulic rod 5, the two ditch air blocking devices 6 are respectively fixedly connected to the lower sides of the windshield wall 1, the damper air blocking device 7 is fixedly connected to the lower side of the damper 3, and the wire 8 is fixedly connected between the air volume sensor 2 and the ditch air blocking device 6, the damper air blocking device 7 and the power distribution control box 9.

[0016] The damper air blocking device 7 includes a motor housing 10, a motor 11, a rotating shaft fixing plate 12, a rotating shaft 13, and a windshield rubber plate 14. The motor 11 is fixedly connected inside the motor housing 10, the rotating shaft 13 is axially connected between the motor housing 10 and the rotating shaft fixing plate 12, and the windshield rubber plate 14 is fixedly connected to the outside of the rotating shaft 13.

[0017] The water ditch wind blocking device 6 includes a power motor 15 , a swivel 16 , and a rubber plate 17 . The swivel 16 is axially connected between the inner wall of the mine and the power motor 15 , and the rubber plate 17 is fixedly connected to the top of the swivel 16 .

[0018] Working principle of the utility model: the utility model uses an air volume sensor to monitor the air volume in the mine. When the air volume reaches the standard value, the sensor transmits a signal to the power distribution control box, and the power distribution control box controls the motor and the power motor to start, and controls the rotation of the windshield rubber plate and the rubber plate, so as to achieve the purpose of opening and closing, and then control the degree of closing of the air door.

[0019] The above is a preferred embodiment of the present invention. For ordinary technicians in this field, according to the teachings of the present invention, without departing from the principles and spirit of the present invention, changes, modifications, substitutions and variations made to the implementation methods are still within the scope of protection of the present invention.

Claims

1. An online monitoring type self-closing damper water ditch air leakage blocking device, comprising a windshield wall (1), an air volume sensor (2), a damper (3), a hinge (4), a hydraulic rod (5), a water ditch air blocking device (6), a damper air blocking device (7), a wire (8), and a power distribution control box (9), characterized in that: The windshield wall (1) is fixedly connected to the inside of the mine, the wind volume sensor (2) is fixedly connected to the inner wall of the mine, the damper (3) is installed inside the windshield wall (1) through a hinge (4) and a hydraulic rod (5), the two water ditch wind blocking devices (6) are respectively fixedly connected to the bottom of both sides of the windshield wall (1), the damper wind blocking device (7) is fixedly connected to the bottom of the damper (3), and the wire (8) is fixedly connected between the wind volume sensor (2) and the water ditch wind blocking device (6), the damper wind blocking device (7) and the power distribution control box (9).

2. The online monitoring self-closing damper water ditch air leakage plugging device according to claim 1 is characterized by: The damper air blocking device (7) comprises a motor housing (10), a motor (11), a rotating shaft fixing plate (12), a rotating shaft (13), and a windshield rubber plate (14); the motor (11) is fixedly connected inside the motor housing (10); the rotating shaft (13) is axially connected between the motor housing (10) and the rotating shaft fixing plate (12); and the windshield rubber plate (14) is fixedly connected to the outside of the rotating shaft (13).

3. The online monitoring self-closing damper water ditch air leakage plugging device according to claim 1 is characterized by: The water ditch wind blocking device (6) comprises a power motor (15), a swivel (16), and a rubber plate (17); the swivel (16) is axially connected between the inner wall of the mine and the power motor (15); and the rubber plate (17) is fixedly connected to the top of the swivel (16).

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