CN210768917U - A coal mine safety monitoring device - Google Patents

Abstract

The utility model relates to a coal mine safety monitoring device, which belongs to the technical field of safety monitoring devices; a plurality of hooks are arranged on the front side surface and the rear side surface of the support; the front side of the fixed box is rotatably connected with a front door; a perspective window is arranged in the front door; the upper part and the lower part of the right side surface of the front door are both provided with buckles; the upper side and the lower side of the front part of the right side surface of the fixed box are both provided with a locking lock; the buckle is clamped in the clamping lock; the top of the right side wall of the fixed box is provided with a baffle plate; the lower side of the baffle is provided with an alarm fixed on the fixed box; a power box is arranged at the upper left side inside the fixed box; the middle part of the right side wall of the fixed box is provided with a fan; a fan switch is arranged at the rear side of the fan; the purpose that the gas sensor cannot be detected due to damage is avoided, and safety is improved.

Description

A coal mine safety monitoring device

technical field

The utility model relates to the technical field of safety monitoring devices, in particular to a coal mine safety monitoring device.

Background technique

With the continuous improvement of coal mine modernization and the increase of underground power supply distance, the reliability, continuity and safety of coal mine underground has become one of the keys to coal mine safety production. The substations in the underground mining areas of coal mines mainly serve important production links such as coal mining, ventilation, tunneling, transportation, and drainage. Due to the complex geological conditions of these workplaces, there are gas and coal dust accumulation, dripping water and roof accidents, and various hazardous gases such as methane exceeding the standard Such events will cause gas and coal dust explosions, directly endangering personal safety and mine production. Therefore, real-time monitoring of coal mines is very important; coal mine safety monitoring devices in the prior art often only have one gas sensor, and the gas sensor is directly exposed in the air, and is often touched by other objects in the shaft. If it is broken or malfunctioning, it will affect the use function of the gas sensor; and the single reminder device set up will affect the safety and needs to be improved urgently.

Utility model content

The purpose of the utility model is to provide a coal mine safety monitoring device with reasonable design and convenient use in view of the defects and deficiencies of the prior art, so as to avoid the failure of the detection purpose due to the damage of the gas sensor and improve the safety.

In order to achieve the above purpose, the utility model adopts the following technical solutions: it comprises a fixed box, a support, a connecting rod and a fixed column; the four corners of the lower surface of the support are fixed with connecting rods; the lower end of the connecting rod is connected with a fixed column; It also contains hooks, latches, snaps, fans, front doors, air boxes, brackets, gas sensor No. 1, gas sensor No. 2, ventilation ducts, alarms, display screens, control panels and power boxes; front and rear sides of the stand There are several hooks on the top; the front side of the fixed box is screwed with a front door; the front door is provided with a perspective window; the upper and lower parts of the right side of the front door are provided with buckles; There is a lock; the buckle is set in the lock; the top of the right side wall of the fixed box is provided with a baffle; the lower side of the baffle is provided with an alarm fixed on the fixed box; the upper left side of the inside of the fixed box is provided with a power box There is a fan in the middle of the right wall of the fixed box; a fan switch is arranged on the back side of the fan; the fan switch is fixed on the fixed box; the fan and the fan switch are connected; the air inlet of the fan passes through the right wall of the fixed box and the air box in turn The gas box is fixed in the lower right side of the fixed box; the fixed box is provided with a bracket; the upper surface of the bracket is sequentially provided with No. 1 gas sensor and No. 2 gas from left to right sensor; the left side wall of the air box is provided with a ventilation duct; after the left end of the ventilation duct passes through the left side wall of the fixed box, it is exposed on the left side of the fixed box; the top plate of the fixed box is provided with several alarm lights; A display screen is arranged on the lower part of the left side; a control panel is arranged on the left part of the upper surface of the bottom plate of the air box; the control panel is connected with the power box; the fan, No. 1 gas sensor, No. Both the alarm and the display are connected to the control panel.

Further, the ventilation duct is provided with a dust-proof net.

Further, a camera is fixed on the middle part of the lower side surface of the top plate of the fixed box; the camera is connected with the control panel.

Further, a switch is arranged on the right side wall of the fixed box; the switch is arranged on the front side of the fan; the switch is connected with the control panel.

Further, a storage frame is fixed on the lower side of the support.

Further, the outer cover of the warning light is provided with an explosion-proof cover; the explosion-proof cover is fixed on the top plate of the fixed box.

After the above structure is adopted, the beneficial effects of the present utility model are as follows: the coal mine safety monitoring device described in the present utility model avoids failure to achieve the purpose of detection due to the damage of the gas sensor, improves safety, and has stronger practicability. It has the advantages of reasonable setting and low production cost.

Description of drawings:

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Figure 1 is a front view of the utility model.

Figure 2 is a cross-sectional view of the utility model.

Figure 3 is a left side view of the utility model.

Description of reference numbers:

Fixed box 1, support 2, connecting rod 3, fixed column 4, hook 5, buckle 6, fan 7, fan switch 8, front door 9, perspective window 10, air box 11, bracket 12, alarm 13, No. 1 Gas sensor 14, No. 2 gas sensor 15, ventilation duct 16, display screen 17, control panel 18, power box 19, dust filter 20, camera 21, switch 22, storage frame 23, explosion-proof cover 24, card lock 25, block Board 26 , warning light 27 .

Detailed ways:

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIG. 1 to FIG. 3 , this specific embodiment adopts the following technical solutions: it includes a fixed box 1 , a support 2 , a connecting rod 3 and a fixed column 4 ; the four corners of the lower surface of the support 2 are welded and fixed with connecting rods 3; the lower end of the connecting rod 3 is connected with a fixed column 4; the lower part of the fixed column 4 is tapered, which is easy to insert into the ground; it also includes a hook 5, a lock 25, a buckle 6, a fan 7, a front door 9, an air box 11 , bracket 12, No. 1 gas sensor 14, No. 2 gas sensor 15, ventilation duct 16, alarm 13, display screen 17, control panel 18 and power box 19; two hooks 5 are provided on the front and rear sides of the support 2 The front side of the fixed box 1 is screwed with a front door 9 through a hinge; the front door 9 is fixed with a see-through window 10 through a sealant; the see-through window 10 is made of transparent ABS material; A buckle 6 is fixed; the upper and lower sides of the right front of the fixing box 1 are fixed with a lock 25 by screws; the buckle 6 is clamped in the locking 25; 26; the lower side of the baffle 26 is provided with an alarm 13 fixed on the fixed box 1 by screws; the upper left side of the fixed box 1 is fixed with a power supply box 19 by welding; the middle of the right side wall of the fixed box 1 is fixed by bolts with a fan 7; the rear side of the fan 7 is provided with a fan switch 8; the fan switch 8 is fixed on the fixed box 1 by screws; the fan 7 is connected with the fan switch 8; the air inlet of the fan 7 passes through the right side wall of the fixed box 1 and the air box in turn After the right side wall of 11, it is arranged in the air box 11; the air box 11 is fixedly arranged in the lower right side of the fixed box 1 by the sealant; the air box 11 is welded and fixed with the bracket 12; the upper surface of the bracket 12 is from left to right The No. 1 gas sensor 14 and the No. 2 gas sensor 15 are fixed by screws in turn; the left side wall of the air box 11 is provided with a ventilation duct 16; The left side of 1; the top plate of the fixed box 1 is provided with two alarm lights 27; the lower left side of the fixed box 1 is fixed with a display screen 17 by screws; the left part of the upper surface of the bottom plate of the air box 11 is fixed with the screw Panel 18; the control panel 18 is connected to the power supply box 19; the fan 7, the No. 1 gas sensor 14, the No. 2 gas sensor 15, the fan switch 8, the alarm light 27, the alarm 13 and the display screen 17 are all connected to the control panel 18 The control panel 18 is the integrated circuit board of the control buttons of the fan 7, the No. 1 gas sensor 14, the No. 2 gas sensor 15, the fan switch 8, the alarm light 27, the alarm 13, the display screen 17 and the camera 21, which controls the above start-stop of the device.

Further, the ventilation duct 16 is provided with a dustproof net 20; the dustproof net 20 plays a role of dustproof.

Further, a camera 21 is fixed on the middle part of the lower side surface of the top plate of the fixed box 1 through a mounting seat; the camera 21 is connected to the control panel 18 .

Further, a switch 22 is arranged on the right side wall of the fixed box 1; the switch 22 is arranged on the front side of the fan 7; the switch 22 is connected with the control panel 18;

Further, a storage frame 23 is welded and fixed on the lower side of the support 2; the storage frame 23 can be used for storing articles.

Further, the outer cover of the warning light 27 is provided with an explosion-proof cover 24; the explosion-proof cover 24 is fixed on the top plate of the fixed box 1 by bolts.

The working principle of this specific embodiment: through the cooperation of the buckle 6 and the lock 25, the front door 9 on the front side of the fixed box 1 can be opened; maintenance and replacement are convenient; by setting a No. 1 gas sensor 14, by controlling the fan switch 8; The switch 8 controls the fan 7; the air inlet of the fan 7 draws the air in the external environment into the air box 11, and the gas transmitted to the air box 11 is detected through the No. 2 gas sensor 15 and the No. 1 gas sensor 14. The gas concentration in the coal mine is monitored in real time to ensure the safety of the employees in the coal mine; after either the No. 1 gas sensor 14 or the No. 2 gas sensor 15 detects an abnormal gas concentration, a signal is sent to the control panel 18; the control panel 18 Control the alarm 13 to give an alarm and the control panel 18 to control the alarm light 27 to light up; through the alarm 13 and the alarm light 27, people are reminded from the hearing and vision of the person respectively, so as to improve safety; when the gas concentration is normal, the No. 1 gas sensor 14 Or the sensing signal of No. 2 gas sensor 15 is sent to the control panel 18; the control panel 18 controls the alarm light 27 and the alarm light 13 to turn off; the gas in the air box 11 goes out through the ventilation duct 16; 21 takes pictures of the situation in the coal mine; the transparent window is convenient for the camera 21 to take pictures; the display screen 17 can be used to display the gas concentration and air volume.

After adopting the above structure, the beneficial effects of this specific embodiment are as follows:

1. The fan 7 draws the outside gas into the air box 11, and judges the concentration of the gas through the detection of the No. 1 gas sensor 14 and the No. 2 gas sensor 15; if an abnormality is found, the alarm 13 and the alarm are controlled by the control panel 18. Alarm light 27; Through the dual functions of people's vision and hearing, the abnormal situation is reflected to the staff to improve safety;

2. The storage frame 23 and the hook 5 can be used to store related tools, and have the function of storage to improve functionality;

3. The explosion-proof lampshade plays the role of explosion-proof to ensure safety and improve safety;

4. The air box 11, the control panel 18, the No. 1 gas sensor 14 and the No. 2 gas sensor 15 are arranged in the fixed box 1 to avoid the No. 1 gas sensor 14 and the No. 2 gas sensor 15 being damaged due to external forces , affecting its function of detecting gas concentration; at the same time, there are No. 1 gas sensor 14 and No. 2 gas sensor 15, which can effectively avoid the situation that an alarm will not occur because one of the sensors is broken.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principle of the present utility model, any modifications, equivalent replacements, improvements, etc. made shall be included within the protection scope of the present utility model.

Claims (6)

1. A coal mine safety monitoring device comprises a fixed box (1), a support (2), a connecting rod (3) and a fixed column (4); four corners of the lower surface of the support (2) are respectively fixed with a connecting rod (3); the lower end of the connecting rod (3) is connected with a fixing column (4); the air purifier is characterized by also comprising a hook (5), a latch (25), a buckle (6), a fan (7), a front door (9), an air box (11), a support (12), a first gas sensor (14), a second gas sensor (15), a ventilation pipeline (16), an alarm (13), a display screen (17), a control panel (18) and a power supply box (19); a plurality of hooks (5) are arranged on the front side surface and the rear side surface of the support (2); the front side of the fixed box (1) is rotatably connected with a front door (9); a perspective window (10) is arranged in the front door (9); the upper part and the lower part of the right side surface of the front door (9) are both provided with buckles (6); the upper side and the lower side of the front part of the right side surface of the fixed box (1) are both provided with a locking lock (25); the buckle (6) is clamped in the clamping lock (25); a baffle plate (26) is arranged at the top of the right side wall of the fixed box (1); an alarm (13) fixed on the fixed box (1) is arranged on the lower side of the baffle (26); a power box (19) is arranged at the left upper side inside the fixed box (1); a fan (7) is arranged in the middle of the right side wall of the fixed box (1); a fan switch (8) is arranged at the rear side of the fan (7); the fan switch (8) is fixed on the fixed box (1); the fan (7) is connected with a fan switch (8); an air inlet of the fan (7) penetrates through the right side wall of the fixed box (1) and the right side wall of the air box (11) in sequence and then is arranged in the air box (11); the air box (11) is fixedly arranged in the right lower side of the fixed box (1); a bracket (12) is arranged in the fixed box (1); a first gas sensor (14) and a second gas sensor (15) are sequentially arranged on the upper surface of the bracket (12) from left to right; a ventilation pipeline (16) penetrates through the left side wall of the air box (11); the left end of the ventilation pipeline (16) penetrates through the left side wall of the fixed box (1) and then is exposed on the left side of the fixed box (1); a plurality of alarm lamps (27) are arranged on the top plate of the fixed box (1); a display screen (17) is arranged at the lower part of the left side of the fixed box (1); a control panel (18) is arranged at the left part of the upper surface of the bottom plate of the air box (11); the control panel (18) is connected with the power box (19); the fan (7), the first gas sensor (14), the second gas sensor (15), the fan switch (8), the alarm lamp (27), the alarm (13) and the display screen (17) are all connected with the control panel (18).

2. A coal mine safety monitoring device according to claim 1, wherein: a dust screen (20) is arranged in the ventilation pipeline (16).

3. A coal mine safety monitoring device according to claim 1, wherein: a camera (21) is fixed in the middle of the lower side surface of the top plate of the fixed box (1); the camera (21) is connected with the control panel (18).

4. A coal mine safety monitoring device according to claim 1, wherein: a switch (22) is arranged on the right side wall of the fixed box (1); the switch (22) is arranged on the front side of the fan (7); the switch (22) is connected to the control panel (18).

5. A coal mine safety monitoring device according to claim 1, wherein: and an object placing frame (23) is fixed on the lower side surface of the support (2).

6. A coal mine safety monitoring device according to claim 1, wherein: an explosion-proof cover (24) is covered on the outer side of the alarm lamp (27); the explosion-proof cover (24) is fixed on the top plate of the fixed box (1).

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