Coal mine safety escape device

Abstract

The utility model provides a coal mine safety escape device, which relates to the technical field of coal mine escape and comprises an escape channel, a plurality of escape ladder assemblies are fixedly connected in the escape channel, an air inlet fan is fixedly mounted at the top end of a steel structure safety support, a protective screen plate is arranged on one side of the air inlet fan, and the protective screen plate is fixedly connected with the escape ladder assemblies. And the air inlet fan is in signal connection with a main control board. The mine escape device has the advantages that the air inlet structure is arranged at the top of the inlet of the escape device, the air inlet structure is in signal connection with the vibration detection structure, and the air inlet structure is controlled to supply air into the mine according to a vibration signal detected by the vibration detection structure; harmful gas at the inlet of the escape device is blown away through airflow generated by air supply, the concentration of the harmful gas at the inlet is reduced, escape personnel can conveniently wait for rescue at the inlet, harm to the escape personnel at the inlet due to excessive harmful gas is avoided, and the safety of the escape device is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine escape, in particular to a coal mine safety escape device. Background Art

[0002] A coal mine is an area where humans exploit coal resources in coal-rich mining areas. It is generally divided into underground coal mines and open-pit coal mines. When the coal seam is far from the surface, people generally choose to dig tunnels underground to mine coal. This is an underground coal mine. Coal mines may collapse during mining, and safety escape devices need to be prepared in advance.

[0003] However, the existing escape device is located inside the mine, and the gas such as methane inside the mine easily affects the safety of the escapees, and it is not convenient to expel the harmful gas. Utility Model Content

[0004] Therefore, the purpose of the utility model is to provide a coal mine safety escape device to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0005] In order to achieve the above-mentioned purpose, an embodiment of the utility model on one hand provides a coal mine safety escape device, including a steel structure safety bracket, a curved protective top is fixedly installed on the top of the steel structure safety bracket, an escape passage is fixedly installed inside the steel structure safety bracket, a plurality of escape ladders are fixedly connected inside the escape passage, an air intake fan is fixedly installed on the top of the steel structure safety bracket, a protective mesh plate is arranged on one side of the air intake fan, the air intake fan signal is connected to a main control board, the main control board signal is connected to a vibration sensor, a disassembly and assembly seat is fixedly installed on one end of the vibration sensor, and a fixed card block is fixedly installed inside the disassembly and assembly seat.

[0006] Preferably, any of the above schemes is that a plurality of indicator flash lights are arranged at one end of the steel structure safety bracket, and a fixing groove matched with the disassembly and assembly seat is provided inside the steel structure safety bracket.

[0007] The above technical solution is adopted: setting an indicator flash light facilitates mine workers to quickly find the position of the escape device according to the flash, improves the convenience of using the escape device, and enables the safety bracket to support and fix the disassembly and assembly seat.

[0008] Preferably, any of the above schemes has an entry slot compatible with the steel structure safety bracket at the bottom of the escape passage, a stainless iron protective net is rotatably connected to one end of the top of the escape passage, and an attraction magnet is fixedly installed at the other end of the top of the escape passage.

[0009] Preferably, any of the above schemes has a plurality of linear array filter holes formed inside the stainless steel protective net, and the stainless steel protective net is located above the escape ladder.

[0010] The above technical solution is adopted: the top of the escape passage is sealed and protected by a stainless iron protective net, and filter holes are set to filter the gas entering the escape passage through the stainless iron protective net, so as to facilitate the circulation of gas inside the escape passage.

[0011] Preferably, any of the above schemes is that the air inlet fan is located between the arc-shaped protective top and the steel structure safety support, the air inlet end of the air inlet fan is connected to the escape passage, and the protective mesh is fixedly installed on one end of the steel structure safety support.

[0012] The above technical solution is adopted: the air intake fan is controlled to work so that the air intake fan pumps the gas inside the escape passage into the interior of the mine, and the pumped gas is used to expel the harmful gas near the safety support inside the mine, and at the same time a protective mesh plate is set to provide blowing protection for the air intake fan.

[0013] Preferably, any of the above schemes has a connection groove matched with the vibration sensor formed inside the disassembly and assembly seat, and sliding grooves matched with the fixed block formed at both ends of the disassembly and assembly seat.

[0014] The above technical solution is adopted: the vibration sensor is supported and fixed by the disassembly and assembly seat, so that the vibration sensor and the wall of the mine are fitted together, and the vibration inside the mine is detected by the vibration sensor.

[0015] Preferably, any of the above schemes comprises a fixed clamping block comprising a fixed spring and a fixed block, wherein the fixed spring is fixedly mounted inside the disassembly and assembly seat, one end of the fixed spring is fixedly mounted with a fixed block movably connected to the disassembly and assembly seat, and one end of the fixed block is provided with an anti-sliding block.

[0016] The above technical solution is adopted: according to the needs of disassembly and assembly of the vibration sensor, the anti-sliding block is moved, so that the anti-sliding block drives the fixed block to move, so that the fixed block compresses the fixed spring, and the fixed block is moved out from the inside of the safety bracket, thereby releasing the jamming of the disassembly and assembly seat, and facilitating the disassembly and assembly of the disassembly and assembly seat.

[0017] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0018] 1. An air intake structure is set at the top of the entrance of the escape device, and the air intake structure and the vibration detection structure are connected by signal. The air intake structure is controlled to supply air to the inside of the mine according to the vibration signal detected by the vibration detection structure. The airflow generated by the air supply is used to disperse the harmful gas at the entrance of the escape device, reducing the concentration of harmful gas at the entrance, making it convenient for escapees to wait for rescue at the entrance, avoiding excessive harmful gases from causing harm to escapees at the entrance, and further improving the safety of the escape device.

[0019] 2. A climbable passage for climbing out of the mine is set at one end of the escape device, and a magnetic protective net is set at the top of the passage to facilitate ventilation and protection of the escape device.

[0020] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0022] Figure 1 This is a schematic diagram of the first form structure according to an embodiment of the utility model;

[0023] Figure 2 It is a schematic diagram of the second form structure according to an embodiment of the utility model;

[0024] Figure 3 It is a schematic cross-sectional structure diagram of a steel structure safety bracket according to an embodiment of the utility model;

[0025] Figure 4 It is a schematic cross-sectional structure diagram of a disassembly and assembly seat according to an embodiment of the utility model;

[0026] Among them: 1-steel structure safety bracket, 2-arc-shaped protective top, 3-escape passage, 4-escape ladder, 5-air inlet fan, 6-protective mesh plate, 7-vibration sensor, 8-disassembly and assembly seat, 9-fixed card block, 91-fixed spring, 92-fixed block, 10-indicator flash light, 11-stainless steel protective net, 12-attractive magnet, 13-anti-sliding block. DETAILED DESCRIPTION

[0027] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0028] like Figure 1-4 As shown, a coal mine safety escape device of an embodiment of the utility model comprises a steel structure safety support 1, an arc-shaped protective top 2 is fixedly installed on the top of the steel structure safety support 1, an escape passage 3 is fixedly installed inside the steel structure safety support 1, a plurality of escape ladder frames 4 are fixedly connected inside the escape passage 3, an air intake fan 5 is fixedly installed on the top of the steel structure safety support 1, a protective mesh plate 6 is arranged on one side of the air intake fan 5, the air intake fan 5 signal is connected to a main control board, the main control board signal is connected to a vibration sensor 7, a disassembly seat 8 is fixedly installed on one end of the vibration sensor 7, and a fixed clamping block 9 is fixedly installed inside the disassembly seat 8.

[0029] Preferably, any of the above schemes is that a plurality of indicator flashing lights 10 are arranged at one end of the steel structure safety bracket 1 , and a fixing groove matched with the disassembly and assembly seat 8 is opened inside the steel structure safety bracket 1 .

[0030] The above technical solution is adopted: setting the indicator flash light 10 is convenient for mine workers to quickly find the position of the escape device according to the flash, improving the convenience of using the escape device, and allowing the safety bracket to support and fix the disassembly and assembly seat 8.

[0031] Preferably, any of the above schemes has an entry slot compatible with the steel structure safety bracket 1 at the bottom of the escape passage 3, a stainless iron protective net 11 is rotatably connected to one end of the top of the escape passage 3, and an attraction magnet 12 is fixedly installed at the other end of the top of the escape passage 3.

[0032] Preferably, any of the above schemes has a plurality of linear array filter holes formed inside the stainless steel protective net 11 , and the stainless steel protective net 11 is located above the escape ladder 4 .

[0033] The above technical solution is adopted: the top of the escape channel 3 is sealed and protected by the stainless iron protection net 11, and filter holes are set to filter the gas entering the escape channel 3 through the stainless iron protection net 11, so as to facilitate the circulation of the gas inside the escape channel 3.

[0034] Preferably, any of the above schemes is that the air inlet fan 5 is located between the arc-shaped protective top 2 and the steel structure safety support 1, the air inlet end of the air inlet fan 5 is connected to the escape passage 3, and the protective mesh plate 6 is fixedly installed on one end of the steel structure safety support 1.

[0035] The above technical solution is adopted: the air intake fan 5 is controlled to work so that the air intake fan 5 pumps the gas inside the escape passage 3 to the inside of the mine, and the pumped gas is used to drive away the harmful gas near the safety support inside the mine, and at the same time, a protective mesh plate 6 is set to provide blowing protection for the air intake fan 5.

[0036] Preferably, any of the above schemes has a connection groove matched with the vibration sensor 7 formed inside the disassembly and assembly seat 8 , and sliding grooves matched with the fixed block 9 are formed at both ends of the disassembly and assembly seat 8 .

[0037] The above technical solution is adopted: the vibration sensor 7 is supported and fixed by the disassembly and assembly seat 8, so that the vibration sensor 7 and the wall of the mine are fitted together, and the vibration inside the mine is detected by the vibration sensor 7.

[0038] Preferably, any of the above schemes comprises a fixed clamping block 9 including a fixed spring 91 and a fixed block 92, the fixed spring 91 is fixedly installed inside the disassembly and assembly seat 8, one end of the fixed spring 91 is fixedly installed with a fixed block 92 movably connected to the disassembly and assembly seat 8, and one end of the fixed block 92 is provided with an anti-sliding block 13.

[0039] The above technical solution is adopted: according to the needs of disassembly and assembly of the vibration sensor 7, the anti-sliding block 13 is moved, so that the anti-sliding block 13 drives the fixed block 92 to move, so that the fixed block 92 compresses the fixed spring 91, and the fixed block 92 is moved out from the inside of the safety bracket, thereby releasing the jamming of the disassembly and assembly seat 8, thereby facilitating the disassembly and assembly of the disassembly and assembly seat 8.

[0040] The utility model is a coal mine safety escape device, the working principle of which is as follows:

[0041] After the vibration sensor 7 detects the vibration signal on the mine wall, it controls the air intake fan 5 to work. The air intake fan 5 transmits strong airflow to the interior of the mine through the protective mesh plate 6. The escapee climbs up to the top through the escape ladder 4 and pushes the protective mesh plate 6.

[0042] Compared with the prior art, the present invention has the following beneficial effects:

[0043] 1. An air intake structure is set at the top of the entrance of the escape device, and the air intake structure and the vibration detection structure are connected by signal. The air intake structure is controlled to supply air to the inside of the mine according to the vibration signal detected by the vibration detection structure. The airflow generated by the air supply is used to disperse the harmful gas at the entrance of the escape device, reducing the concentration of harmful gas at the entrance, making it convenient for escapees to wait for rescue at the entrance, avoiding excessive harmful gases from causing harm to escapees at the entrance, and further improving the safety of the escape device.

[0044] 2. A climbable passage for climbing out of the mine is set at one end of the escape device, and a magnetic protective net is set at the top of the passage to facilitate ventilation and protection of the escape device.

Claims

1. A coal mine safety escape device, comprising a steel structure safety bracket (1), wherein an arc-shaped protective top (2) is fixedly mounted on the top of the steel structure safety bracket (1), characterized in that: An escape passage (3) is fixedly installed inside the steel structure safety support (1), and a plurality of escape ladders (4) are fixedly connected inside the escape passage (3). An air intake fan (5) is fixedly installed on the top of the steel structure safety support (1), and a protective mesh plate (6) is arranged on one side of the air intake fan (5). The air intake fan (5) is signal-connected to a main control board, and the main control board is signal-connected to a vibration sensor (7). A disassembly seat (8) is fixedly installed on one end of the vibration sensor (7), and a fixed clamping block (9) is fixedly installed inside the disassembly seat (8).

2. A coal mine safety escape device as claimed in claim 1, characterized in that: A plurality of indicator flash lights (10) are arranged at one end of the steel structure safety bracket (1), and a fixing groove matching the disassembly seat (8) is provided inside the steel structure safety bracket (1).

3. A coal mine safety escape device as claimed in claim 2, characterized in that: The bottom of the escape passage (3) is provided with an entry slot adapted to the steel structure safety bracket (1); one end of the top of the escape passage (3) is rotatably connected to a stainless steel protective net (11); and the other end of the top of the escape passage (3) is fixedly mounted with an attraction magnet (12).

4. A coal mine safety escape device as claimed in claim 3, characterized in that: A plurality of linear array filtering holes are provided inside the stainless iron protection net (11), and the stainless iron protection net (11) is located above the escape ladder frame (4).

5. A coal mine safety escape device as claimed in claim 4, characterized in that: The air inlet fan (5) is located between the arc-shaped protective top (2) and the steel structure safety bracket (1), the air inlet end of the air inlet fan (5) is connected to the escape passage (3), and the protective mesh plate (6) is fixedly installed on one end of the steel structure safety bracket (1).

6. A coal mine safety escape device as claimed in claim 5, characterized in that: A connecting groove matched with the vibration sensor (7) is provided inside the disassembly and assembly seat (8), and sliding grooves matched with the fixed clamping block (9) are provided at both ends of the disassembly and assembly seat (8).

7. A coal mine safety escape device as claimed in claim 6, characterized in that: The fixed clamping block (9) comprises a fixed spring (91) and a fixed block (92); the fixed spring (91) is fixedly mounted inside the disassembly seat (8); one end of the fixed spring (91) is fixedly mounted with a fixed block (92) movably connected to the disassembly seat (8); one end of the fixed block (92) is provided with an anti-sliding block (13).

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