Coal mine waste well isolation prompting device

Abstract

The utility model relates to the technical field of mine safety, in particular to a coal mine waste well isolation prompting device. The utility model provides a coal mine waste well isolation prompting device which can effectively isolate a waste well, meanwhile, gas in the waste well can be conveniently exhausted, and accidents caused by gas accumulation are prevented. A coal mine waste well isolation prompting device comprises a door frame, a retractable door, a fixed door plate and the like, the fixed door plate is connected to the right portion of the door frame, and the retractable door is slidably connected to the fixed door plate. The exhaust pipe is connected to an air draft device, waste gas in a waste well is exhausted and collected through the exhaust pipe, and after the waste gas is exhausted, the retractable door slides to close the door frame, so that the waste well is isolated, meanwhile, the gear shaft is driven to slide to block the exhaust pipe, the waste well can be effectively isolated, and the safety of the waste well is improved. And meanwhile, gas in the waste well can be conveniently exhausted, and accidents caused by gas accumulation are prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to mine safety technical field especially relates to a coal mine waste well isolation prompting device. BACKGROUND

[0002] In the process of coal mining, with the exhaustion of resources or for safety considerations, part of the shaft will be abandoned. These waste wells not only can become potential personnel safety traps, but also can leak toxic and harmful gases (such as methane, carbon monoxide, etc.) accumulated inside to the surrounding environment, posing a threat to the life safety of miners, and causing environmental pollution at the same time.

[0003] Traditional coal mine waste well isolation methods, such as using simple fences or warning signs, can prevent people from entering to a certain extent, but cannot solve the problem of gas accumulation inside the waste well. The gas continues to accumulate in the closed space, not only increasing the risk of explosion, but also penetrating into the atmosphere through surface cracks or wellheads, causing long-term negative impact on the ecological environment.

[0004] Therefore, a coal mine waste well isolation prompting device is developed now, which can effectively isolate the waste well and facilitate the exclusion of gas inside the waste well, preventing gas accumulation from causing accidents. SUMMARY

[0005] In order to overcome the shortcomings of traditional coal mine waste well isolation methods that cannot solve the problem of gas accumulation inside the waste well, and the gas continues to accumulate in the closed space, not only increasing the risk of explosion, the utility model provides a coal mine waste well isolation prompting device which can effectively isolate the waste well and facilitate the exclusion of gas inside the waste well, preventing gas accumulation from causing accidents.

[0006] The technical implementation scheme of the utility model is: a coal mine waste well isolation prompting device, comprising a door frame, a retractable door, a fixed door plate, an exhaust assembly and an isolation assembly. The right part of the door frame is connected with the fixed door plate. The fixed door plate is connected with the retractable door in a sliding manner. The retractable door is connected with the door frame in a sliding manner. The door frame is provided with an exhaust assembly capable of exhausting. The door frame is also provided with an isolation assembly capable of isolating.

[0007] Optionally, the retractable door is provided with a sealing gasket.

[0008] Optionally, the fixed door plate is of a hollow structure.

[0009] Optionally, the exhaust assembly comprises a support block and an exhaust pipe. The upper side of the rear part of the door frame is connected with the support block. The support block is connected with a plurality of exhaust pipes.

[0010] Optionally, the isolation assembly comprises a baffle, a gear shaft, a reinforcing rack, a fixing block and a motor, the baffle is slidably connected to the upper side of the door frame in front of and behind the door frame, the baffle is connected to the retractable door, the fixing block is connected to the upper side of the right front part of the door frame, the motor is connected to the upper side of the right rear part of the door frame on the fixing block, the gear shaft is connected to the output shaft of the motor, the gear shaft is rotatably connected to the fixing block, the reinforcing rack is connected to the lower part of the baffle, and the reinforcing rack is engaged with the gear shaft.

[0011] Optionally, a rotating groove is formed in the baffle.

[0012] Compared with the prior art, the utility model has the advantages that: the exhaust pipe is connected to the air draught device, the exhaust pipe is used for extracting and collecting the waste gas in the waste well, after the waste gas is extracted, the retractable door is used for sliding to close the door frame, the waste well is isolated, the gear shaft is driven to slide to block the exhaust pipe, the waste well is effectively isolated, the gas in the waste well is easily extracted, and the effect of preventing the gas from accumulating to cause an accident is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a first three-dimensional structure schematic view of the utility model.

[0014] Fig. 2 It is a second three-dimensional structure schematic view of the utility model.

[0015] Fig. 3 It is a third three-dimensional structure schematic view of the utility model.

[0016] The meaning of reference signs in the drawing: 1: door frame, 2: retractable door, 3: fixed door plate, 4: support block, 5: exhaust pipe, 6: baffle, 7: gear shaft, 8: reinforcing rack, 9: fixing block, 10: motor. DETAILED DESCRIPTION

[0017] 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, rather than 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 protection scope of the utility model.

[0018] A coal mine waste well isolation prompting device, like Figs. 1-3As shown, including the door frame 1, retractable door 2, fixed door plate 3, support block 4, exhaust pipe 5, baffle 6, gear shaft 7, reinforcing rack 8, fixed block 9 and motor 10, the right part of door frame 1 is connected with fixed door plate 3, the fixed door plate 3 is connected with retractable door 2 in sliding mode, the retractable door 2 is provided with sealing gasket, which is convenient for closing door frame 1, the retractable door 2 is connected with door frame 1 in sliding mode, the fixed door plate 3 is hollow structure, which is convenient for retractable door 2 to slide, the upper side of rear part of door frame 1 is connected with support block 4, three exhaust pipes 5 are connected on support block 4, the upper side of front and rear of door frame 1 is connected with baffle 6 in sliding mode, the baffle 6 is provided with rotating groove, the gear shaft 7 is located in rotating groove, the baffle 6 is connected with retractable door 2, the upper side of right front part of door frame 1 is connected with fixed block 9, the upper side of right rear part of door frame 1 is connected with motor 10 on fixed block 9, the gear shaft 7 is connected with motor 10 output shaft, the gear shaft 7 is connected with fixed block 9 in rotating mode, the baffle 6 is connected with reinforcing rack 8 in lower part, the reinforcing rack 8 is engaged with gear shaft 7.

[0019] In use of the utility model, first, the door frame 1 is installed on the isolation position of coal mine waste well, then the motor 10 is started, the gear shaft 7 rotates on the fixed block 9, the reinforcing rack 8 slides to left through the engagement movement of gear shaft 7 and reinforcing rack 8, drives the baffle 6 to slide to left on the door frame 1, seals the waste well, and can paste warning sign on retractable door 2 and fixed door plate 3, warns the staff, reminds the staff to keep away, when the waste gas in waste well increases and the air pressure is larger, the motor 10 can be started, the retractable door 2 is slid to open, the waste well is ventilated, at the same time, the exhaust pipe 5 on support block 4 can be connected on the exhaust device, the waste gas in waste well is extracted and collected through the exhaust pipe 5, avoids the waste gas to accumulate in waste well, causes the security hidden danger, after the exhaust is finished, the motor 10 can be started, the retractable door 2 slides to close the door frame 1, thereby the waste well is isolated, at the same time, the gear shaft 7 slides to seal the exhaust pipe 5, avoids the waste gas to exclude the pollution environment or causes the damage to the health of staff, thereby can effectively isolate the waste well, at the same time, the gas in waste well is easily excluded, prevents the gas to accumulate and causes the accident.

[0020] Finally, it should be noted that: the above-mentioned only for the preferred embodiments of the utility model and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing embodiments, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A coal mine waste shaft isolation prompting device, characterized in that, The utility model relates to a door frame (1), telescopic door (2), fixed door plate (3), exhaust component and isolation component are included, the right part of door frame (1) is connected with fixed door plate (3), and fixed door plate (3) is connected with telescopic door (2) slidingly, and telescopic door (2) is connected with door frame (1) slidingly, and door frame (1) is equipped with the exhaust component that can exhaust, and door frame (1) is equipped with the isolation component that can isolate still.

2. A coal mine waste shaft isolation alerting device according to claim 1 characterised in that, Telescopic door (2) is equipped with sealing gasket.

3. A coal mine waste shaft isolation alerting device according to claim 1 characterised in that, Fixed door plate (3) is hollow structure.

4. A coal mine waste shaft isolation alerting device according to claim 1 characterised in that, Exhaust component includes support block (4) and exhaust pipe (5), and the upper side of the rear part of door frame (1) is connected with support block (4), and support block (4) is connected with a plurality of exhaust pipe (5).

5. A coal mine waste shaft isolation alerting device according to claim 1 characterised in that, Isolation component includes baffle (6), gear shaft (7), reinforcing rack (8), fixed block (9) and motor (10), and the upper side of the front and rear of door frame (1) is connected with baffle (6) slidingly, and baffle (6) is connected with telescopic door (2), and the upper side of the right front of door frame (1) is connected with fixed block (9), and the upper side of the right rear of door frame (1) is connected with motor (10) on fixed block (9), and motor (10) output shaft is connected with gear shaft (7), and gear shaft (7) is rotatably connected with fixed block (9), and baffle (6) lower part is connected with reinforcing rack (8), and reinforcing rack (8) engages with gear shaft (7).

6. A coal mine waste shaft isolation alerting device according to claim 5, characterised in that, Rotary groove is formed in baffle (6).

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