CN217107125U

CN217107125U - Explosion door for underground coal mine

Info

Publication number: CN217107125U
Application number: CN202220295123.2U
Authority: CN
Inventors: 董琳龙
Original assignee: First Mine Of Xinwen Mining Group Yili Energy Development Co ltd
Current assignee: First Mine Of Xinwen Mining Group Yili Energy Development Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-08-02
Anticipated expiration: 2032-02-14

Abstract

The utility model discloses an explosion vent for underground coal mine, which comprises a fixing plate and i, the fixed surface of fixed plate installs the door frame, and the equal fixed mounting in surface of fixed plate and door frame has the connecting piece, the inside of door frame is provided with first revolving door and second revolving door, and the surface of first revolving door is connected with the knob to the draw-in groove has been seted up on the surface of second revolving door one side, one side of knob is connected with first gear, and the surface connection of first gear has the rack to one side fixed mounting of rack has the fixture block. This an explosion vent for underground coal mine through setting up second gear, threaded rod, slider and nose bar, and the second gear rotates and drives the threaded rod and rotate, and threaded connection between threaded rod and the slider conveniently drives and slides and one side nose bar removes, makes the nose bar block advance in the recess, after the door body is impaired, conveniently through driving slider and nose bar upward movement, dismantles the door body, has promoted the practicality of device.

Description

Explosion door for underground coal mine

Technical Field

The utility model relates to a relevant technical field of explosion vent specifically is an explosion vent for secret colliery.

Background

The explosion vent is an explosion-proof protection device which is used for resisting accidental explosion of devices outside an industrial building, ensuring the life safety of personnel and the integrity of internal equipment of the industrial building, being not damaged by explosion shock waves and effectively preventing the continuation of explosion damage, and the explosion vent is used for protecting the safety of workers during the overshoot of underground coal mining,

in the overshoot of coal mining, need explode the colliery, current explosion vent is after blasting damage, and is inconvenient to dismantle the explosion vent, is unfavorable for rescuing the inside trapped personnel fast to current explosion vent is inconvenient to be deadlocked with it, therefore we propose an explosion vent for underground coal mine, so that solve the problem of proposing in the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion vent for underground coal mine to propose in solving above-mentioned background art overshooting in coal mining, need explode the colliery, current explosion vent is damaging the back through the blasting, and inconvenient dismantlement is exploded to the explosion vent, is unfavorable for rescuing the inside stranded personnel fast, and current explosion vent is inconvenient carries out the dead problem of lock with it.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an explosion vent for underground coal mine, includes the fixed plate, the fixed surface of fixed plate installs the door frame, and the equal fixed mounting in surface of fixed plate and door frame has the connecting piece, the inside of door frame is provided with first revolving door and second revolving door, and the surface of first revolving door is connected with the knob to the draw-in groove has been seted up on the surface of second revolving door one side, one side of knob is connected with first gear, and the surface of first gear is connected with the rack, and one side fixed mounting of rack has the fixture block, the top and the bottom of door frame have all seted up flutedly, and the inside of the inside first revolving door of door frame and second revolving door has all seted up the spout, the internal connection of spout has the second gear, and the surface of second gear is connected with the threaded rod, the surface connection of threaded rod has the slider, and the fixed surface of slider installs the nose bar.

Preferably, a support rod is connected between the connecting piece on the surface of the fixing plate and the connecting piece on the surface of the door frame, and two ends of the support rod are fixedly connected with the connecting pieces through bolts.

Preferably, the knob is fixedly connected with the first gear, and the first gear is meshed with the rack.

Preferably, the rack and the fixture block are both slidably connected inside the first rotating door, and the fixture block is connected with the clamping groove on the surface of one side of the second rotating door in a clamping manner.

Preferably, the second gear is rotatably connected inside the sliding groove, the threaded rod on one side of the second gear is in threaded connection with the sliding block, and the sliding groove and the sliding block are both rectangular.

Preferably, the inside of spout rotates and is connected with the third gear, and the connected mode between third gear and the second gear is for the meshing connection, the connected mode between the protruding pole on slider surface and the recess on door frame surface is the block and rotates the connection.

Compared with the prior art, the beneficial effects of the utility model are that: this an explosion vent for underground coal mine, through the blasting, the impaired back of the door body, convenient quick dismantles the door body, and convenient quick stranded personnel to inside rescue to the convenience is died the explosion vent lock, has promoted the practicality of device.

1. Through setting up second gear, threaded rod, slider and nose bar, the second gear rotates and drives the threaded rod and rotate, and threaded connection between threaded rod and the slider conveniently drives and slides and remove with one side nose bar, makes the nose bar block advance in the recess, in the impaired back of the door body, conveniently through driving slider and nose bar upward movement, dismantles the door body, has promoted the practicality of device.

2. Through setting up first gear, rack, fixture block and draw-in groove, the connected mode of first gear and rack is connected for the meshing, and rack and fixture block are all in the inside sliding connection of first revolving door, and the connected mode between fixture block and the draw-in groove is connected for the block, and convenient quick carries out the lock with the revolving door and dies, has promoted the practicality of device.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic structural view of the knob and the slot of the present invention;

fig. 3 is a schematic structural view of a first gear and rack of the present invention;

FIG. 4 is a schematic structural view of the door frame and the groove of the present invention;

fig. 5 is a schematic structural view of the threaded rod and the slider of the present invention.

In the figure: 1. a fixing plate; 2. a door frame; 3. a connecting member; 4. a bolt; 5. a support bar; 6. a first revolving door; 7. a second revolving door; 8. a knob; 9. a first gear; 10. a rack; 11. a clamping block; 12. a card slot; 13. a groove; 14. a chute; 15. a second gear; 16. a threaded rod; 17. a slider; 18. a nose bar; 19. a third gear.

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 work 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 an underground coal mine comprises a fixing plate 1, a door frame 2 can be fixedly installed on the surface of the fixing plate 1 for conveniently and quickly locking a door body, connecting pieces 3 are fixedly installed on the surfaces of the fixing plate 1 and the door frame 2, a supporting rod 5 is connected between the connecting piece 3 on the surface of the fixing plate 1 and the connecting piece 3 on the surface of the door frame 2, two ends of the supporting rod 5 are fixedly connected with the connecting pieces 3 through bolts 4, the door frame 2 is conveniently supported through the supporting rod 5, shaking caused by blasting can be effectively buffered, a first rotating door 6 and a second rotating door 7 are arranged inside the door frame 2, a knob 8 is connected to the surface of the first rotating door 6, a clamping groove 12 is formed in the surface of one side of the second rotating door 7, one side of the knob 8 is connected with a first gear 9, a rack 10 is connected to the surface of the first gear 9, and a clamping block 11 is fixedly installed on one side of the rack 10, the knob 8 is fixedly connected with the first gear 9, and the first gear 9 is engaged with the rack 10. The convenience rotates through first gear 9 to drive surperficial rack 10 and remove, rack 10 and fixture block 11 are all at the inside sliding connection of first revolving door 6, and the connected mode between fixture block 11 and the draw-in groove 12 on 7 side surfaces of second revolving door is connected for the block, conveniently carries out quick installation to the door.

Referring to fig. 1-5, in order to facilitate the disassembly of the door frame 2, a groove 13 may be formed at the top and the bottom of the door frame 2, a sliding slot 14 is formed in each of the first revolving door 6 and the second revolving door 7 inside the door frame 2, a second gear 15 is connected inside the sliding slot 14, a threaded rod 16 is connected to the surface of the second gear 15, a sliding block 17 is connected to the surface of the threaded rod 16, a protruding rod 18 is fixedly mounted on the surface of the sliding block 17, the second gear 15 is rotatably connected inside the sliding slot 14, the threaded rod 16 on one side of the second gear 15 is in threaded connection with the sliding block 17, the sliding slot 14 and the sliding block 17 are both rectangular, the sliding block 17 and the protruding rod 18 are conveniently driven to move by the rotation of the threaded rod 16, a third gear 19 is rotatably connected inside the sliding slot 14, and the third gear 19 is in meshed connection with the second gear 15, the convex rod 18 on the surface of the sliding block 17 is connected with the groove 13 on the surface of the door frame 2 in a clamping and rotating mode, and the second gear 15 and the threaded rod 16 on the surface are driven to rotate conveniently by rotating the third gear 19.

The working principle is as follows: at first, when using, install bracing piece 5 on the 3 surfaces of connecting piece on the surface of fixed plate 1 and door frame 2, carry out fixed connection through bolt 4 to the both ends of bracing piece 5 and connecting

piece

3, 5 slopes of bracing piece set up, can cushion door frame 2 through bracing piece 5 when the blasting, very big increase door frame 2's stability, close first revolving door 6 and second revolving door 7, drive first gear 9 at the internal rotation of first revolving door 6 through rotating knob 8, first gear 9 rotates the rack 10 that drives one side and removes, rack 10 drives fixture block 11 and removes, make in fixture block 11 block advances the draw-in groove 12 on second revolving door 7 surface, convenient quick lock the door body extremely.

After the door body is blasted, it is possible to cause the degree damage to the door body, slide in spout 14 through rotating second gear 15, third gear 19 drives second gear 15 and rotates, and drive surperficial threaded rod 16 and rotate, threaded rod 16 drives slider 17 and protruding pole 18 and removes, protruding pole 18 is not blocked with recess 13 this moment, the convenience is dismantled door body spare, can be quick rescue stranded personnel, above that be the course of operation of whole device, and the content of not making detailed description in this specification all belongs to the known prior art of the professional skilled in the art of this field.

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. An explosion vent for underground coal mines comprises a fixing plate (1) and is characterized in that: the surface of the fixed plate (1) is fixedly provided with a door frame (2), the surfaces of the fixed plate (1) and the door frame (2) are fixedly provided with connecting pieces (3), the inside of the door frame (2) is provided with a first rotating door (6) and a second rotating door (7), the surface of the first rotating door (6) is connected with a knob (8), the surface of one side of the second rotating door (7) is provided with a clamping groove (12), one side of the knob (8) is connected with a first gear (9), the surface of the first gear (9) is connected with a rack (10), one side of the rack (10) is fixedly provided with a clamping block (11), the top and the bottom of the door frame (2) are both provided with a groove (13), the insides of the first rotating door (6) and the second rotating door (7) in the door frame (2) are both provided with a sliding groove (14), and the inside of the sliding groove (14) is connected with a second gear (15), and the surface of the second gear (15) is connected with a threaded rod (16), the surface of the threaded rod (16) is connected with a sliding block (17), and a convex rod (18) is fixedly arranged on the surface of the sliding block (17).

2. An explosion vent for an underground coal mine as claimed in claim 1, wherein: the support rod (5) is connected between the connecting piece (3) on the surface of the fixing plate (1) and the connecting piece (3) on the surface of the door frame (2), and the two ends of the support rod (5) are fixedly connected with the connecting piece (3) through bolts (4).

3. An explosion vent for an underground coal mine as claimed in claim 1, wherein: the knob (8) is fixedly connected with the first gear (9), and the first gear (9) is meshed with the rack (10).

4. An explosion vent for an underground coal mine as claimed in claim 1, wherein: the rack (10) and the fixture block (11) are both in sliding connection inside the first rotating door (6), and the fixture block (11) is connected with the clamping groove (12) on the surface of one side of the second rotating door (7) in a clamping mode.

5. An explosion vent for an underground coal mine as claimed in claim 1, wherein: the second gear (15) is rotatably connected inside the sliding groove (14), the threaded rod (16) on one side of the second gear (15) is in threaded connection with the sliding block (17), and the sliding groove (14) and the sliding block (17) are both rectangular.

6. An explosion vent for an underground coal mine as claimed in claim 1, wherein: the inside of spout (14) rotates and is connected with third gear (19), and the connected mode between third gear (19) and second gear (15) is for the meshing connection, the connected mode between protruding pole (18) on slider (17) surface and recess (13) on door frame (2) surface is the block and rotates the connection.