CN112855253A - Safety device in coal mining - Google Patents
Safety device in coal mining Download PDFInfo
- Publication number
- CN112855253A CN112855253A CN202110044595.0A CN202110044595A CN112855253A CN 112855253 A CN112855253 A CN 112855253A CN 202110044595 A CN202110044595 A CN 202110044595A CN 112855253 A CN112855253 A CN 112855253A
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- Prior art keywords
- wall
- assembly
- plate
- coal mining
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/12—Respiratory apparatus with fresh-air hose
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
The invention discloses a safety protection device in coal mining, and belongs to the field of safety protection. A safety protection device in coal mining comprises an equipment body, a placing frame, a purifier, a rotating handle, a hook and a fan, wherein the purifier is connected to the inner wall of the placing frame, the rotating handle, the hook and the fan are connected to the outer wall of the equipment body, a rotating assembly is connected to the inner wall of one end of the rotating handle, the output end of the rotating assembly is connected with a protection assembly, a reciprocating assembly is connected to the inner wall of a square notch, a first elastic belt, an extending plate and a fixed base are connected to the outer wall of a safety helmet, an illuminating assembly is connected to the top wall of the extending plate, a breathing assembly is connected to one end of a second elastic belt, the output end of the breathing assembly is connected with a first breathing pipe, a wind guide assembly is connected; the invention has simple structure and convenient operation, can effectively protect the human body and reduce the harm of toxic gas in the coal mine to the human body.
Description
Technical Field
The invention relates to the technical field of safety protection, in particular to a safety protection device in coal mining.
Background
Coal mines are areas where people mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines, when a coal seam is far away from the ground surface, coal mining to underground excavation tunnels is generally selected, the coal mining is the underground coal mines, when the distance between the coal seam and the ground surface is very close, coal mining by directly stripping a surface soil layer is generally selected, the coal mining is the opencast coal mines, and safety accidents frequently occur in the coal mining process, so that serious economic loss is brought. When the coal mine accident happens, it is particularly important to ensure that the personal safety of workers is not influenced, and therefore, the safety protection device for coal mine construction is very important, can protect workers and prevent accidents.
The invention with the publication number of CN207297082U is retrieved, and discloses a safety protection device for coal mining, which comprises a protection plate, a lifting rod, a device shell, a protection shell, a fan, a fixed rod, an air pump and a purifier, wherein the upper end of the lifting rod penetrates through the device shell and extends to the upper part of the device shell, the protection plate is arranged at the upper end of the lifting rod, a lighting lamp is arranged at the right end of the protection plate, the fan is arranged at the lower end of the protection plate, two elastic belts are arranged, the two elastic belts are both arranged on the right end surface of the device shell, the protection shell is arranged on the left end surface of the device shell, an air inlet pipe is arranged at the left end of the protection shell, the right end of the air inlet pipe penetrates through the protection shell and extends to the inside of the protection shell, the purifier is arranged at the right end of the air, and extend to inside the protective housing, this safety device for coal mining can protect the head, can provide clean air, can throw light on, is convenient for dress, but the device security and radiating effect are relatively poor, and be in the colliery for a long time, and the poison gas in the colliery has very big injury to the human body, influences the efficiency that the coal miner people is healthy and work, therefore the device still has some weak points.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, the safety and the heat dissipation effect are poor, toxic gas in a coal mine has great harm to a human body and influences the health of a coal miner and the working efficiency after the coal miner is in the coal mine for a long time, and provides a safety protection device in coal mining.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a safety device among coal mining, includes the equipment body, places frame, clearing machine, twist grip, couple and fan, the clearing machine is connected on placing the frame inner wall, places frame, twist grip, couple and fan and all connects on the equipment body outer wall, fixedly connected with rotating assembly on the inner wall of twist grip one end, the rotating assembly output is connected with protective assembly, first notch and through-hole have been dug on the equipment body inner wall, second notch and square notch have been dug on the equipment body outer wall, protective assembly output and first notch phase-match, be connected with reciprocal subassembly on the square notch inner wall, reciprocal subassembly input and twist grip phase-match, be connected with the elastic hose on the equipment body roof, the elastic hose is kept away from equipment body one end and is connected with safety helmet, be connected with first elastic webbing on the safety helmet outer wall, Extension board and unable adjustment base, be connected with lighting components on the extension board roof, be connected with the second elastic webbing on the first elastic webbing outer wall, the second elastic webbing is kept away from first elastic webbing one end and is connected with respiratory components, the respiratory components output is connected with first respiratory tube, first respiratory tube is kept away from respiratory components one end and is passed unable adjustment base and be connected with the second respiratory tube, the second respiratory tube is connected on the elastic hose outer wall, be connected with air guide components on the fan roof, air guide components output is connected on second notch inner wall, be connected with the third respiratory tube on the clearing machine roof, the clearing machine one end is kept away from to the third respiratory tube and is connected on the elastic hose inner wall, just be connected through elastic hose between third respiratory tube and the second respiratory tube.
Preferably, the rotating assembly comprises a rotating shaft and a first connecting rod, one end of the rotating shaft is connected to the inner wall of the rotating handle, one end of the rotating shaft, which is far away from the rotating handle, penetrates through the inner wall of the equipment body and is connected with the first connecting rod, one end of the first connecting rod is connected with a second connecting rod, the second connecting rod, which is far away from the inner wall of one end of the first connecting rod, is connected with the sliding assembly, and the output end of the sliding assembly is matched with the first notch.
Preferably, the sliding assembly comprises a sliding plate, the sliding plate is connected to the inner wall of the second connecting rod, the sliding plate is matched with the first notch, the top wall of the sliding plate is connected with a reinforcing plate, the outer wall of the reinforcing plate is connected with a reinforcing slide rod, the reinforcing slide rod is connected to the inner wall of the through hole in a sliding mode, one end, far away from the reinforcing plate, of the reinforcing slide rod is connected with the buffering assembly, and the output end of the buffering assembly is connected to the top wall of the through hole.
Preferably, the buffering assembly comprises a first elastic piece, one end of the first elastic piece is connected to the bottom wall of the reinforcing slide bar, and one end of the first elastic piece, which is far away from the reinforcing slide bar, is connected to the top wall of the through hole.
Preferably, the second connecting rod, the sliding plate, the reinforcing sliding rod and the first elastic piece are symmetrically provided with two groups.
Preferably, reciprocal subassembly includes flange and second elastic component, flange one end is rotated and is connected on square notch inner wall, just the flange matches with the twist grip, second elastic component one end is connected on square notch inner wall, square notch one end connection is kept away from to the second elastic component is on the flange lateral wall.
Preferably, lighting assembly includes fixed plate and LED lamp, fixed plate one end is connected on the extension roof, the LED lamp rotates to be connected on the fixed plate inner wall, just cooperate through locking Assembly between fixed plate and the LED lamp.
Preferably, the breathing assembly comprises a gas mask connected to the outer wall of the second elastic band.
Preferably, air guide assembly includes the tuber pipe, the tuber pipe is connected on second notch inner wall the second notch one end connection is kept away from to the tuber pipe is at the fan output, just it has the vent to cut on the tuber pipe outer wall.
Preferably, the outer wall of the extension plate is connected with a lantern ring, the lantern ring is matched with the hook, the outer wall of the equipment body is connected with a shoulder strap and a breathable cotton pad, and the breathable cotton pad is matched with the back of a constructor.
Compared with the prior art, the invention provides a safety protection device in coal mining, which has the following beneficial effects:
1. this safety device among coal mining, through being provided with the slide, first connecting rod, second connecting rod and flange, and then when the staff meets danger in coal mining, can pass through manual regulation turning handle, and then turning handle drives first connecting rod and rotates, and then first connecting rod drives the second connecting rod and rotates, thereby the second connecting rod drives the slide and carries out steady slip along equipment body inner wall, and then when turning handle moves the lug and offsets, the slide stops sliding, and then expand at its staff back, thereby can avoid falling rocks as far as possible, the disintegrating slag is to the injury of human body, and then play certain guard action to its health.
2. This safety device in coal mining, through being provided with first elastic component, strengthen slide bar and reinforcing plate, and then when the slide outwards slided along equipment body inner wall, and then first elastic component has outside thrust to strengthening the slide bar, and then drive and strengthen the slide bar and slide along equipment body inner wall, and then further accelerate the outside speed of releasing of slide, thereby can protect the human body sooner, and then through being provided with and strengthening slide bar and reinforcing plate, can further strengthen the slide supporting role to, thereby can further protect the human body, improve its security performance.
3. This safety device among coal mining, through being provided with safety helmet, and then can protect the human head, and then through being provided with fixed plate and LED lamp, thereby can be through adjusting locking bolt, and then change the angle of shining of LED lamp, and then make things convenient for its staff to carry out the work of mining, improve its work efficiency, and then through being provided with fan and tuber pipe, and then through the ventilative cotton pad on the vent that cuts a hole on the tuber pipe outer wall and the equipment body outer wall, and then can cool down the heat dissipation to the user, thereby bring more comfortable work experience for the user, and then improve the device's practicality.
4. This safety device among coal mining through being provided with gas mask and clearing machine, and then gas mask can reduce the poison gas in the colliery and to the human injury, and then the clearing machine passes through first respiratory tube, second respiratory tube and third respiratory tube, can provide fresh air for the staff, and then further improves workman's health quality to improve the efficiency of its work.
The device has the advantages of simple structure, convenient operation, effective protection effect on human body, and less harm of toxic gas in coal mine to human body.
Drawings
FIG. 1 is a first structural schematic diagram of a safety protection device in coal mining according to the present invention;
FIG. 2 is a schematic structural diagram II of a safety device in coal mining according to the present invention;
FIG. 3 is a schematic structural diagram III of a safety device in coal mining according to the present invention;
FIG. 4 is a first cross-sectional view of a safety shield apparatus for coal mining in accordance with the present invention;
FIG. 5 is a second cross-sectional view of a safety shield apparatus for coal mining in accordance with the present invention;
FIG. 6 is an enlarged view of portion A of FIG. 1 of a safety shield apparatus for use in coal mining in accordance with the present invention;
FIG. 7 is an enlarged view of portion B of FIG. 1 of a safety shield apparatus for coal mining in accordance with the present invention;
fig. 8 is an enlarged view of a portion C of fig. 5 of a safety shield apparatus for coal mining according to the present invention.
In the figure: 1. an apparatus body; 101. rotating the handle; 102. a rotating shaft; 103. a first link; 104. a second link; 105. a slide plate; 106. a first elastic member; 107. reinforcing the slide bar; 108. a reinforcing plate; 109. a gas mask; 2. a square recess; 201. a convex plate; 202. a second elastic member; 203. an elastic hose; 204. a safety helmet; 205. an extension plate; 206. a fixing plate; 207. an LED lamp; 208. a locking assembly; 209. a collar; 3. a first elastic band; 301. a second elastic band; 302. a first breathing tube; 303. a second breathing tube; 304. a third breathing tube; 305. a purifier; 306. placing the frame; 307. a fan; 308. an air duct; 309. a vent; 4. a breathable cotton pad; 401. shoulder straps; 402. and (4) hanging hooks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-8, a safety protection device in coal mining, comprising an equipment body 1, a placing frame 306, a purifier 305, a rotating handle 101, a hook 402 and a fan 307, wherein the purifier 305 is connected to the inner wall of the placing frame 306, the rotating handle 101, the hook 402 and the fan 307 are all connected to the outer wall of the equipment body 1, the inner wall of one end of the rotating handle 101 is fixedly connected with a rotating component, the output end of the rotating component is connected with a protection component, the inner wall of the equipment body 1 is provided with a first notch and a through hole, the outer wall of the equipment body 1 is provided with a second notch and a square notch 2, the output end of the protection component is matched with the first notch, the inner wall of the square notch 2 is connected with a reciprocating component, the input end of the reciprocating component is matched with the rotating handle 101, the top wall of the equipment body 1 is connected with, the outer wall of the safety helmet 204 is connected with a first elastic belt 3, an extension plate 205 and a fixed base, the top wall of the extension plate 205 is connected with a lighting assembly, the outer wall of the first elastic belt 3 is connected with a second elastic belt 301, one end, far away from the first elastic belt 3, of the second elastic belt 301 is connected with a breathing assembly, the output end of the breathing assembly is connected with a first breathing pipe 302, one end, far away from the breathing assembly, of the first breathing pipe 302 penetrates through the fixed base to be connected with a second breathing pipe 303, the second breathing pipe 303 is connected to the outer wall of the elastic hose 203, the top wall of a fan 307 is connected with an air guide assembly, the output end of the air guide assembly is connected to the inner wall of a second notch, the top wall of a purifier 305 is connected with a third breathing pipe 304, one end, far away from the purifier 305, of the third breathing pipe 304 is connected;
the rotating assembly comprises a rotating shaft 102 and a first connecting rod 103, one end of the rotating shaft 102 is connected to the inner wall of the rotating handle 101, one end of the rotating shaft 102, far away from the rotating handle 101, penetrates through the inner wall of the equipment body 1 and is connected with the first connecting rod 103, the inner wall of one end of the first connecting rod 103 is connected with a second connecting rod 104, one end of the second connecting rod 104, far away from the first connecting rod 103, is connected with a sliding assembly, and the output end of the sliding assembly is matched with the first;
the sliding assembly comprises a sliding plate 105, the sliding plate 105 is connected to the inner wall of the second connecting rod 104, the sliding plate 105 is matched with the first notch, the top wall of the sliding plate 105 is connected with a reinforcing plate 108, the outer wall of the reinforcing plate 108 is connected with a reinforcing slide rod 107, the reinforcing slide rod 107 is connected to the inner wall of the through hole in a sliding manner, one end, far away from the reinforcing plate 108, of the reinforcing slide rod 107 is connected with a buffer assembly, and the output end of the buffer assembly is connected to;
the buffering component comprises a first elastic part 106, one end of the first elastic part 106 is connected to the bottom wall of the reinforcing slide bar 107, and one end of the first elastic part 106, which is far away from the reinforcing slide bar 107, is connected to the top wall of the through hole;
two groups of second connecting rods 104, two groups of sliding plates 105, two groups of reinforcing plates 108, two groups of reinforcing slide rods 107 and two groups of first elastic pieces 106 are symmetrically arranged;
the reciprocating assembly comprises a convex plate 201 and a second elastic piece 202, one end of the convex plate 201 is rotatably connected to the inner wall of the square notch 2, the convex plate 201 is matched with the rotating handle 101, one end of the second elastic piece 202 is connected to the inner wall of the square notch 2, and the end, far away from the square notch 2, of the second elastic piece 202 is connected to the side wall of the convex plate 201;
the lighting assembly comprises a fixing plate 206 and an LED lamp 207, one end of the fixing plate 206 is connected to the top wall of the extension plate 205, the LED lamp 207 is rotatably connected to the inner wall of the fixing plate 206, and the fixing plate 206 and the LED lamp 207 are matched through a locking assembly 208;
the breathing assembly comprises a gas mask 109, and the gas mask 109 is connected to the outer wall of the second elastic belt 301;
the air guide assembly comprises an air pipe 308, the air pipe 308 is connected to the inner wall of the second notch, one end, far away from the second notch, of the air pipe 308 is connected to the output end of the fan 307, and a vent 309 is drilled in the outer wall of the air pipe 308;
the outer wall of the extension plate 205 is connected with a lantern ring 209, the lantern ring 209 is matched with the hook 402, the outer wall of the equipment body 1 is connected with a shoulder belt 401 and a breathable cotton pad 4, and the breathable cotton pad 4 is matched with the back of a constructor;
in the invention, when in use, a worker firstly wears the safety helmet 204, can further change the irradiation angle of the LED lamp 207 by adjusting the locking bolt according to the working requirement, can protect the head of a human body by arranging the safety helmet 204, can further facilitate the mining work of the worker by arranging the fixing plate 206 and the LED lamp 207, improves the working efficiency, simultaneously starts the fan 307, further can cool and radiate a user by the vent 309 dug on the outer wall of the air pipe 308 and the breathable cotton pad 4 on the outer wall of the equipment body 1, thereby bringing more comfortable working experience to the user, further improving the practicability of the device, further when the worker is in danger in coal mining, the worker can manually adjust the rotating handle 101, further the rotating handle 101 drives the first connecting rod 103 to rotate, and then the first connecting rod 103 drives the two sets of second connecting rods 104 to rotate, so that the two sets of second connecting rods 104 drive the two sets of sliding plates 105 to slide relatively and smoothly outwards along the inner wall of the equipment body 1, and further when the rotating handle 101 moves to the bump to abut against, the sliding plates 105 stop sliding, and then are unfolded at the back of the staff, through the arrangement of the sliding plates 105, the first connecting rod 103, the second connecting rod 104 and the convex plate 201, the harm of falling rocks and broken slag to the human body can be avoided as much as possible, and further the body can be protected, meanwhile, the first elastic member 106 has an outward thrust to the reinforcing slide rod 107, and further drives the reinforcing slide rod 107 to slide along the inner wall of the equipment body 1, so as to further accelerate the outward pushing speed of the sliding plates 105, through the arrangement of the first elastic member 106, the reinforcing slide rod 107 and the reinforcing plate 108, and further when the sliding plates 105 slide outwards along the, thereby can protect the human body faster, and then through being provided with and strengthening slide bar 107 and reinforcing plate 108, can further strengthen slide 105 supporting role to, thereby can further protect the human body, improve its security performance, start clearing machine 305 simultaneously, and then clearing machine 305 is through first respiratory tube 302, second respiratory tube 303 and third respiratory tube 304, can provide fresh air for the staff, and then through being provided with gas mask 109 and clearing machine 305, and then gas mask 109 can reduce the poison gas in the colliery and harm to the human body, and then further improve workman's health quality, thereby improve the efficiency of its work.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A safety protection device in coal mining comprises an equipment body (1), a placing frame (306), a purifier (305), a rotating handle (101), a hook (402) and a fan (307), and is characterized in that the purifier (305) is connected to the inner wall of the placing frame (306), the rotating handle (101), the hook (402) and the fan (307) are all connected to the outer wall of the equipment body (1), a rotating component is fixedly connected to the inner wall of one end of the rotating handle (101), the output end of the rotating component is connected with a protection component, a first notch and a through hole are drilled on the inner wall of the equipment body (1), a second notch and a square notch (2) are drilled on the outer wall of the equipment body (1), the output end of the protection component is matched with the first notch, and a reciprocating component is connected to the inner wall of the square notch (2), the reciprocating assembly input end is matched with the rotating handle (101), an elastic hose (203) is connected to the top wall of the equipment body (1), one end, far away from the equipment body (1), of the elastic hose (203) is connected with a safety helmet (204), the outer wall of the safety helmet (204) is connected with a first elastic belt (3), an extension plate (205) and a fixed base, the top wall of the extension plate (205) is connected with a lighting assembly, the outer wall of the first elastic belt (3) is connected with a second elastic belt (301), one end, far away from the first elastic belt (3), of the second elastic belt (301) is connected with a breathing assembly, the output end of the breathing assembly is connected with a first breathing pipe (302), one end, far away from the breathing assembly, of the first breathing pipe (302) penetrates through the fixed base to be connected with a second breathing pipe (303), and the second breathing pipe (303) is connected to the outer wall of the, be connected with air guide component on fan (307) roof, the air guide component output is connected on second notch inner wall, be connected with third breathing pipe (304) on clearing machine (305) roof, clearing machine (305) one end connection is kept away from in third breathing pipe (304) on elastic hose (203) inner wall, just be connected through elastic hose (203) between third breathing pipe (304) and second breathing pipe (303).
2. The safety device in coal mining according to claim 1, characterized in that the rotating assembly comprises a rotating shaft (102) and a first connecting rod (103), one end of the rotating shaft (102) is connected to the inner wall of the rotating handle (101), one end of the rotating shaft (102) far away from the rotating handle (101) penetrates through the inner wall of the equipment body (1) to be connected with the first connecting rod (103), the inner wall of one end of the first connecting rod (103) is connected with a second connecting rod (104), the inner wall of one end of the second connecting rod (104) far away from the first connecting rod (103) is connected with a sliding assembly, and the output end of the sliding assembly is matched with the first notch.
3. A safety shield apparatus in coal mining according to claim 2, wherein the sliding assembly comprises a sliding plate (105), the sliding plate (105) is connected to the inner wall of the second connecting rod (104), the sliding plate (105) is matched with the first notch, a reinforcing plate (108) is connected to the top wall of the sliding plate (105), a reinforcing slide rod (107) is connected to the outer wall of the reinforcing plate (108), the reinforcing slide rod (107) is slidably connected to the inner wall of the through hole, a buffer assembly is connected to one end, away from the reinforcing plate (108), of the reinforcing slide rod (107), and the output end of the buffer assembly is connected to the top wall of the through hole.
4. A coal mining safety shield according to claim 3, wherein the cushioning assembly includes a first resilient member (106), one end of the first resilient member (106) being attached to the bottom wall of the reinforcing slide (107), and the end of the first resilient member (106) remote from the reinforcing slide (107) being attached to the top wall of the through-hole.
5. A safety shield arrangement in coal mining according to claim 4, wherein the second connecting rod (104), the sliding plate (105), the reinforcing plate (108), the reinforcing slide rod (107) and the first resilient member (106) are symmetrically arranged in two sets.
6. A safety shield apparatus in coal mining according to claim 5, wherein the reciprocating assembly comprises a convex plate (201) and a second elastic member (202), one end of the convex plate (201) is rotatably connected to the inner wall of the square recess (2), the convex plate (201) is matched with the rotating handle (101), one end of the second elastic member (202) is connected to the inner wall of the square recess (2), and the end of the second elastic member (202) far away from the square recess (2) is connected to the side wall of the convex plate (201).
7. A safety shield apparatus in coal mining according to claim 6, wherein the lighting assembly comprises a fixing plate (206) and an LED lamp (207), one end of the fixing plate (206) is connected to the top wall of the extension plate (205), the LED lamp (207) is rotatably connected to the inner wall of the fixing plate (206), and the fixing plate (206) and the LED lamp (207) are matched through a locking assembly (208).
8. A safety shield apparatus in coal mining according to claim 7, wherein the breathing assembly includes a gas mask (109), the gas mask (109) being attached to an outer wall of the second resilient strap (301).
9. The coal mining safety device according to claim 8, wherein the air guide assembly comprises an air pipe (308), the air pipe (308) is connected to the inner wall of the second notch, one end, away from the second notch, of the air pipe (308) is connected to the output end of the fan (307), and a vent (309) is drilled in the outer wall of the air pipe (308).
10. The safety device in coal mining according to claim 1, characterized in that a collar (209) is connected to the outer wall of the extension plate (205), the collar (209) is matched with the hook (402), a shoulder belt (401) and an air-permeable cotton pad (4) are connected to the outer wall of the equipment body (1), and the air-permeable cotton pad (4) is matched with the back of a constructor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110044595.0A CN112855253B (en) | 2021-01-13 | 2021-01-13 | Safety device in coal mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110044595.0A CN112855253B (en) | 2021-01-13 | 2021-01-13 | Safety device in coal mining |
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| CN112855253A true CN112855253A (en) | 2021-05-28 |
| CN112855253B CN112855253B (en) | 2023-07-21 |
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| CN202110044595.0A Active CN112855253B (en) | 2021-01-13 | 2021-01-13 | Safety device in coal mining |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4815363A (en) * | 1988-02-16 | 1989-03-28 | Harvey Charles R | Life protector enclosure for mines |
| CN207950356U (en) * | 2018-01-16 | 2018-10-12 | 西安科技大学 | A kind of mine rescue protective device |
| CN209182533U (en) * | 2018-11-28 | 2019-07-30 | 蒋发堂 | A kind of safety device used for geological prospecting |
| CN210228934U (en) * | 2019-07-26 | 2020-04-03 | 永城煤电控股集团有限公司 | Coal mine underground rescue equipment |
| CN111053307A (en) * | 2020-01-18 | 2020-04-24 | 东阳面世建筑工程有限公司 | Auxiliary equipment for miner well entering work |
| CN211448677U (en) * | 2019-12-27 | 2020-09-08 | 李恒 | Safety device for coal mining |
-
2021
- 2021-01-13 CN CN202110044595.0A patent/CN112855253B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4815363A (en) * | 1988-02-16 | 1989-03-28 | Harvey Charles R | Life protector enclosure for mines |
| CN207950356U (en) * | 2018-01-16 | 2018-10-12 | 西安科技大学 | A kind of mine rescue protective device |
| CN209182533U (en) * | 2018-11-28 | 2019-07-30 | 蒋发堂 | A kind of safety device used for geological prospecting |
| CN210228934U (en) * | 2019-07-26 | 2020-04-03 | 永城煤电控股集团有限公司 | Coal mine underground rescue equipment |
| CN211448677U (en) * | 2019-12-27 | 2020-09-08 | 李恒 | Safety device for coal mining |
| CN111053307A (en) * | 2020-01-18 | 2020-04-24 | 东阳面世建筑工程有限公司 | Auxiliary equipment for miner well entering work |
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| Publication number | Publication date |
|---|---|
| CN112855253B (en) | 2023-07-21 |
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