CN218624323U

CN218624323U - Explosion door for mine

Info

Publication number: CN218624323U
Application number: CN202223156995.XU
Authority: CN
Inventors: 胡建国; 曾现辉; 刘进秋; 王亮
Original assignee: Xuzhou Aopeng Mining Equipment Co ltd
Current assignee: Xuzhou Aopeng Mining Equipment Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-03-14
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses an explosion vent for mine of explosion vent technical field, including door frame and explosion vent, the left side is provided with the mounting groove in the door frame, be provided with the fixed block in the mounting groove, the fixed block is provided with about two sets of, the fixed block is connected with the explosion vent, both ends all are provided with the draw-in groove around in the door frame, the top is provided with the fixed plate in the door frame, fixed plate bottom right-hand member is provided with the ejector pad, the right side is provided with the installing port in the door frame, be provided with U type cardboard in the installing port, the inner wall right-hand member is provided with the slide around the mounting groove, be provided with the slider in the slide, the inner wall left end all is provided with the constant head tank around the mounting groove, moves to the draw-in groove through the explosion vent, and the fixed explosion vent top is blocked to the fixed explosion vent right side of U type cardboard, and the indirect increase explosion vent is closing the area between the door and the door to better fixing explosion vent.

Description

Explosion door for mine

Technical Field

The utility model relates to an explosion vent technical field specifically is an explosion vent for mine.

Background

The explosion door is used for preventing the situation from expanding after the explosion happens underground, for example, in a wall-in doorframe structure (application number: CN 202123042241.7) of the explosion door for the mine disclosed by Chinese patent literature data, a second metal sleeve is pressed upwards to move so as to drive a rotating plate to drive an anti-skid rubber strip to be in close contact with an installation wall surface, a clamping block is clamped into a clamping groove formed in a doorframe, meanwhile, a plurality of workers are not required to manually hold the doorframe during installation, the doorframe is rapidly installed without manual holding, but the connection between the doorframe and an explosion door main body is not stable enough, the pressure generated by explosion is too large, and the explosion door main body cannot bear the too large pressure and cannot play an explosion-proof role. For this reason, we propose a mine explosion vent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion vent for mine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an explosion vent for mine, includes door frame and explosion vent, the left side is provided with the mounting groove in the door frame, be provided with the fixed block in the mounting groove, the fixed block is provided with about two sets ofly, the fixed block is connected with explosion vent, both ends all are provided with the draw-in groove around in the door frame, the top is provided with the fixed plate in the door frame, fixed plate bottom right-hand member is provided with the ejector pad, the right side is provided with the installing port in the door frame, be provided with U type cardboard in the installing port, the inner wall right-hand member is provided with the slide around the mounting groove, be provided with the slider in the slide, the inner wall left end all is provided with the constant head tank around the mounting groove, the left end bottom of ejector pad is provided with the kicking block, both sides all are provided with the through-hole around the door frame, both ends all are provided with the push rod around the kicking block.

Preferably, the middle part of the push rod is provided with a mounting hole, a bolt is arranged in the mounting hole, and a clamping block is arranged on the upper part of the bolt.

Preferably, the bottom left end of fixed plate is provided with the connecting rod, the connecting rod bottom is connected with the fixed block, the fixed plate sets up to the U type.

Preferably, the positioning groove is matched with the ejector block, and the right half part of the ejector block is contacted with the bottom of the push block.

Preferably, the lower part of the left side surface of the push block is provided with an inclined plane, and the top of the right side surface of the U-shaped clamping plate is provided with an inclined plane matched with the left side of the push block.

Preferably, the upper and lower width of the clamping groove arranged at the top of the door frame is larger than that of the clamping groove arranged at the bottom of the door frame.

Compared with the prior art, the beneficial effects of the utility model are that: move to the draw-in groove through the explosion vent in, the fixed plate blocks the explosion vent top, the explosion vent right side is fixed to U type cardboard, fix the explosion vent, indirect increase explosion vent is closing the area of contact between back and the doorframe, thereby carry out better fixed to the explosion vent, make the explosion vent can bear stronger pressure, safety in utilization is higher, and the push rod can promote from front end or rear end, make the kicking block remove to the mounting groove in the constant head tank that sets up on the inner wall around, make the explosion vent in the past two back directions can both close the explosion vent, strengthen the practicality of explosion vent.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the door frame of the present invention;

fig. 3 is a schematic view of the structure of the push rod of the present invention.

In the figure: 1. a door frame; 101. a card slot; 2. mounting grooves; 3. a fixed block; 4. an explosion vent; 5. a fixing plate; 6. pushing a block; 7. an installation port; 8. a U-shaped clamping plate; 9. a slideway; 10. a slider; 11. positioning a groove; 12. a top block; 13. a through hole; 14. a push rod; 141. mounting holes; 142. a bolt; 143. and (6) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an explosion door for a mine comprises a door frame 1 and an explosion door 4, wherein the left side in the door frame 1 is provided with a mounting groove 2, a fixed block 3 is arranged in the mounting groove 2, the fixed block 3 is provided with an upper group and a lower group, the fixed block 3 is connected with the explosion door 4, the front end and the rear end in the door frame 1 are both provided with a clamping groove 101, the top in the door frame 1 is provided with a fixed plate 5, the right end of the bottom of the fixed plate 5 is provided with a push block 6, the right side in the door frame 1 is provided with a mounting opening 7, the mounting opening 7 is internally provided with a U-shaped clamping plate 8, the right ends of the front inner wall and the rear wall of the mounting groove 2 are provided with a slide rail 9, the slide rail 9 is internally provided with a slide block 10, the left end of the front inner wall and the rear wall of the mounting groove 2 is provided with a positioning groove 11, the bottom of the left end of the push block 6 is provided with a top block 12, the front side and the rear side of the door frame 1 are both provided with through holes 13, the front end and rear end of the top block 12 are provided with push rods 14, the fixed block 3 is connected with the explosion door 4 through a pin shaft, when the explosion door 4 is closed, the explosion-proof door 4 rotates through a pin shaft and rotates into the door frame 1, at the moment, a bolt 142 arranged on the push rod 14 pushes the push rod 14, the push rod 14 drives the ejector block 12 to move, when the ejector block 12 moves into the positioning groove 11, the ejector block 12 is separated from the control of the fixed block 3, the explosion-proof door 4 is under the action of gravity and drives the fixed block 3 to move downwards, the bottom of the explosion-proof door 4 moves into the clamping groove 101, meanwhile, the fixed block 3 drives the fixed plate 5 to move downwards through the connecting rod 51, the fixed plate 5 clamps the top of the explosion-proof door, meanwhile, the ejector block 6 moves downwards to push the U-shaped clamping plate 8 to move leftwards, the U-shaped clamping plate 8 clamps the left side of the explosion-proof door, the explosion-proof door 4 moves into the clamping groove 101 through the explosion-proof door 4, the fixed plate 5 clamps the top of the explosion-proof door 4, the U-proof door 8 fixes the explosion-proof door, and indirectly increases the contact area between the door 4 and the door frame 1 after being closed, thereby carry out better fixed to explosion vent 4, and push rod 14 can promote from front end or rear end, make kicking block 12 remove in mounting groove 2 in the constant head tank 11 that sets up on the inner wall around, make explosion vent two directions can both close explosion vent in the past, strengthen explosion vent's practicality.

The middle of the push rod 14 is provided with a mounting hole 141, a bolt 142 is arranged in the mounting hole 141, the upper part of the bolt 142 is provided with a fixture block 143, and the fixture block 143 is arranged to enable a gap to be reserved between the upper part of the bolt 142 and the push rod 14, so that the bolt 142 can be pulled out more easily;

the left end of the bottom of the fixed plate 5 is provided with a connecting rod 51, the bottom end of the connecting rod 51 is connected with the fixed block 3, and the fixed plate 5 is U-shaped and clamps the top of the explosion door 4 to fix the explosion door 4;

the positioning groove 11 is matched with the top block 12, the right half part of the top block 12 is contacted with the bottom of the fixed block 3, the top block 12 supports the fixed block 3 in a normal state, the fixed block 3 loses support after moving into the positioning groove 11, and the fixed block 3 moves downwards due to the gravity of the explosion-proof door 4;

the lower part of the left side surface of the push block 6 is provided with an inclined surface, the top of the right side surface of the U-shaped clamping plate 8 is provided with an inclined surface matched with the left side of the push block 6, the push block 6 moves downwards, and the U-shaped clamping plate 8 is pushed to move leftwards through the mutual matching of the inclined surfaces to clamp the right side of the explosion-proof door 4;

the upper and lower width of draw-in groove 101 that door frame 1 top set up is greater than the upper and lower width that the draw-in groove 101 was set up to door frame 1 bottom, and after explosion vent 4 moved down, fixed plate 5 followed the back that moves down, and fixed plate 5 will have a part to be in the draw-in groove 101 that door frame upper portion set up to fixed plate 5 fixes the upper portion of explosion vent.

The working principle is as follows: when explosion vent 4 closes, promote explosion vent 4, explosion vent 4 rotates through the round pin axle, rotate to in the door frame 1, the bolt 142 that sets up on the push rod 14 this moment, promote push rod 14, push rod 14 drives kicking block 12 and removes, when kicking block 12 removes to in the constant head tank 11, kicking block 12 breaks away from the control to fixed block 3, explosion vent 4 receives the action of gravity, drive fixed block 3 and move down, explosion vent 4's bottom removes to in the draw-in groove 101, meanwhile, fixed block 3 drives fixed plate 5 and moves down through connecting rod 51, fixed plate 5 blocks the top of explosion vent, pushing block 6 moves down simultaneously, promote U type cardboard 8 and move left, U type cardboard 8 will block the left side of explosion vent, move to in the draw-in groove 101 through explosion vent 4, fixed plate 5 blocks explosion vent 4 top, U type cardboard 8 fixes explosion vent 4 right side, indirectly increase the area of explosion vent 4 after closing between and the door frame 1, thereby carry out better fixed to explosion vent 4, and push rod 14 can be followed the front and back installation groove 12 and can carry out the promotion constant head tank internal wall reinforcing, the practicality 2 that two explosion vent internal wall can both set up in the promotion constant head tank in the past explosion vent.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mine is with explosion vent, includes door frame (1) and explosion vent (4), its characterized in that: the explosion-proof door is characterized in that a mounting groove (2) is formed in the left side of the door frame (1), a fixing block (3) is arranged in the mounting groove (2), the fixing block (3) is arranged in an upper group and a lower group, the fixing block (3) is connected with an explosion-proof door (4), clamping grooves (101) are formed in the door frame (1) at the front end and the rear end, a fixing plate (5) is arranged at the inner top of the door frame (1), a push block (6) is arranged at the right end of the bottom of the fixing plate (5), a mounting opening (7) is formed in the door frame (1), a U-shaped clamping plate (8) is arranged in the mounting opening (7), a slide rail (9) is arranged at the right end of the inner wall of the front portion and the rear portion of the mounting groove (2), a positioning groove (11) is formed in the left end of the push block (6), through holes (13) are formed in the front end and the rear end of the door frame (1), and push rods (14) are arranged at the front end and rear end of the push block (12).

2. The mine explosion vent as set forth in claim 1, wherein: the middle of the push rod (14) is provided with an installation hole (141), a bolt (142) is arranged in the installation hole (141), and a clamping block (143) is arranged at the upper part of the bolt (142).

3. The mine explosion vent as set forth in claim 1, wherein: the bottom left end of fixed plate (5) is provided with connecting rod (51), connecting rod (51) bottom is connected with fixed block (3), fixed plate (5) set up to the U type.

4. The mine explosion vent as set forth in claim 1, wherein: the positioning groove (11) is matched with the ejector block (12), and the right half part of the ejector block (12) is contacted with the bottom of the push block (6).

5. The mine explosion vent as set forth in claim 1, wherein: the lower part of the left side surface of the push block (6) is provided with an inclined plane, and the top of the right side surface of the U-shaped clamping plate (8) is provided with an inclined plane matched with the left side of the push block (6).

6. The explosion vent for a mine as set forth in claim 1, wherein: the upper and lower width of the clamping groove (101) arranged at the top of the door frame (1) is larger than that of the clamping groove (101) arranged at the bottom of the door frame (1).