CN210928265U

CN210928265U - Explosion-proof device for underground coal mine

Info

Publication number: CN210928265U
Application number: CN201921710376.6U
Authority: CN
Inventors: 孙启童; 姜浩涌; 孙贺; 刘子臣
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-07-03
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses an explosion-proof device used in the underground of coal mine, which relates to the technical field of the explosion-proof device used in the underground of coal mine, comprising an explosion-proof cover plate, two side plates and a reinforcing component, wherein the side plates are respectively arranged at the left and right sides of the explosion-proof cover plate, and the reinforcing component is provided with two side plates and surrounds the outer walls of the explosion-proof cover plate and the side plates; a protection pad is bonded at the bottom of the inner surface of the explosion-proof cover plate, a bottom groove communicated with the bottom of the explosion-proof cover plate is formed in the middle of the upper surface of the protection pad, and a screen is embedded in the bottom groove; the reinforcing assembly comprises a first L-shaped plate and a second L-shaped plate, the second L-shaped plate is symmetrically arranged on the right side of the first L-shaped plate, slots which are horizontally arranged are formed in the front of the first L-shaped plate close to the middle of the right side, and an inserting plate which is integrated with the second L-shaped plate is horizontally welded in the front of the second L-shaped plate close to the middle of the left side; the beneficial effects of the utility model reside in that: the friction between the explosion-proof device and the electrical equipment is reduced/the overall strength of the explosion-proof device is enhanced, and the explosion-proof performance of the explosion-proof device is improved.

Description

Explosion-proof device for underground coal mine

Technical Field

The utility model belongs to the technical field of colliery explosion-proof equipment technique and specifically relates to an explosion-proof equipment for colliery in pit is related to.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far away from the ground surface, a roadway is generally excavated to the underground, the coal seam is a mineworker coal mine, when the existing coal mine explosion-proof device is used for carrying out explosion-proof reinforcement on electrical equipment, the existing coal mine explosion-proof device is easy to rub the outer surface of the electrical equipment, and the existing explosion-proof device is low in overall strength, so that the explosion-proof effect is poor.

Disclosure of Invention

In order to solve the problem that the prior explosion-proof device is easy to generate friction and has low overall strength with electrical equipment, the utility model aims to provide an explosion-proof device used for coal mine underground.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an explosion-proof device used in a coal mine comprises an explosion-proof cover plate, two side plates and two reinforcing assemblies, wherein the two side plates are respectively positioned at the left side and the right side of the explosion-proof cover plate, and the two reinforcing assemblies surround the explosion-proof cover plate and the outer walls of the side plates;

a protection pad is bonded at the bottom of the inner surface of the explosion-proof cover plate, a bottom groove communicated with the bottom of the explosion-proof cover plate is formed in the middle of the upper surface of the protection pad, and a screen is embedded in the bottom groove;

consolidate the subassembly and include first L template and second L template, just second L template symmetry arrange with first L template right side, first L template is preceding to open the slot that has the level to arrange in the middle of leaning on the right side, just the horizontal welding has rather than picture peg as an organic whole in the middle of the preceding left side of leaning on of second L template, just the jack that has four level equidistance to arrange is all opened to picture peg surface and slot internal surface, the picture peg surface is equipped with the dead lever that inserts in one of them jack, just the equal vertical welding of first L template and second L template rear end has the mounting panel.

Furthermore, the inserting plate and the slot are positioned on the same horizontal line and correspond to each other left and right, and the inserting plate is inserted into the slot so that the tail end of the fixed rod penetrates through the inserting hole in the inner surface of the slot.

Furthermore, the first L-shaped plate and the second L-shaped plate are fixed into a whole through the insertion plate, the slot and the fixing rod.

Further, the preceding downside of going up of explosion-proof apron has all opened the bar groove, and two the downside has all opened the side channel that is in same water flat line with the bar groove on the curb plate outer wall, two consolidate the subassembly and fix with explosion-proof apron and curb plate joint through card income side channel and bar inslot.

Further, threaded holes are formed in four corners of the left side and the right side of the anti-explosion cover plate, and first magnetic stripes are perpendicularly bonded to the left side and the right side of the anti-explosion cover plate by the aid of the front side edges.

Further, two the equal level in curb plate inner wall four corners is fixed with the threaded rod that corresponds with the screw hole, and two curb plate inner wall leans on the equal perpendicular second magnetic stripe that bonds of front side reason to have and corresponds with first magnetic stripe, first magnetic stripe and second magnetic stripe inter attraction, just the threaded rod twists the threaded hole and makes the second magnetic stripe adsorbs on first magnetic stripe surface, the curb plate passes through threaded rod and second magnetic stripe and explosion-proof cover connection.

Furthermore, the middle of the front surface of the anti-explosion cover plate is provided with a groove, and the upper side and the lower side of the inner wall of the groove are vertically welded with at least ten reinforcing rods which are arranged in a horizontal and equidistant mode.

Compared with the prior art, the utility model discloses the beneficial effect who realizes: the user wraps the anti-explosion cover plate and covers the surface of the electrical equipment needing anti-explosion reinforcement, the bottom of the electrical equipment is in contact with the protection pad in the anti-explosion cover plate, friction between the electrical equipment and the anti-explosion cover plate can be effectively reduced by using the protection pad, the ventilation performance of the anti-explosion cover plate can be improved through the bottom groove, and a certain dustproof effect can be achieved through the screen mesh;

move the picture peg in the second L template slowly left side and insert in the slot rather than corresponding, remove the picture peg to the jack front and back communicating position, and fix in the jack through inserting the dead lever, alright link together first L template and second L template like this, and consolidated being connected between curb plate and the explosion-proof apron simultaneously, and utilize mounting panel person of facilitating the use will consolidate the subassembly and fix with the external world, can effectively improve the wholeness between the whole explosion-proof equipment through consolidating the subassembly, also be favorable to strengthening its explosion-proof effect simultaneously.

Drawings

The invention is described in further detail below with reference to the following figures and detailed description:

FIG. 1 is a schematic view of the structure of the explosion-proof cover plate of the present invention;

FIG. 2 is a schematic view of the left side cross-sectional structure of the explosion-proof cover plate of the present invention;

fig. 3 is a schematic view of the reinforcing component of the present invention.

The labels in the figure are: the anti-explosion cover plate comprises an anti-explosion cover plate 1, threaded holes 101, a first magnetic strip 102, a protective pad 103, a strip-shaped groove 104, a groove 105, a reinforcing rod 106, a side plate 107, a side groove 108, a threaded rod 109, a second magnetic strip 110, a bottom groove 111, a screen 112, a reinforcing component 2, a first L-shaped plate 201, a second L-shaped plate 202, slots 203, jacks 204, a mounting plate 205, a plug plate 206 and fixing rods 207.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 3, it should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essence, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left" and "right" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention unless otherwise specified.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an explosion-proof device used in a coal mine underground comprises an explosion-proof cover plate 1, a side plate 107 and a reinforcing component 2, wherein the side plate 107 is provided with two side plates and is respectively positioned at the left side and the right side of the explosion-proof cover plate 1, the reinforcing component 2 is provided with two side plates and surrounds the outer walls of the explosion-proof cover plate 1 and the side plate 107, the four corners of the left side and the right side of the explosion-proof cover plate 1 are respectively provided with a threaded hole 101, the left side and the right side of the explosion-proof cover plate 1 are respectively and vertically bonded with a first magnetic strip 102 near the front side edge, the four corners of the inner wall of the two side plates 107 are respectively and horizontally fixed with a threaded rod 109 corresponding to the threaded holes 101, the inner wall of the two side plates 107 is respectively and vertically bonded with a second magnetic strip 110 corresponding to the first magnetic strip 102 near the front side edge, the first magnetic strip 102 and the second magnetic strip 110, when a user installs the side plate 107, the four threaded rods 109 in the side plate 107 are aligned with the four threaded holes 101 on the left and right sides of the explosion-proof cover plate 1, the first magnetic strip 102 corresponds to the second magnetic strip 110, and when the user screws the threaded rods 109 into the threaded holes 101, the first magnetic strip 102 and the second magnetic strip 110 are adsorbed together, so that the connectivity between the two side plates 107 and the explosion-proof cover plate 1 can be effectively enhanced, and the connectivity and integrity between the side plate 107 and the explosion-proof cover plate 1 can be further enhanced through the reinforcing component 2;

the embodiment of the utility model provides an in the embodiment, the bottom bonding of explosion-proof cover plate 1 internal surface has protection pad 103, and it has the kerve 111 that communicates with explosion-proof cover plate 1 bottom to open in the middle of protection pad 103 upper surface, and the inside screen cloth 112 that has imbedded of kerve 111, through the protection pad 103 of explosion-proof cover plate 1 internal surface bottom, the user wraps up explosion-proof cover plate 1 and covers the electrical equipment surface that needs to carry out explosion-proof reinforcement, and make the bottom of electrical equipment and the protection pad 103 contact in explosion-proof cover plate 1, utilize protection pad 103 can effectively reduce the friction of electrical equipment and explosion-proof cover plate 1, and can increase the ventilation performance of explosion-proof cover plate 1 through kerve 111, and can play certain dustproof effect through screen cloth 112;

the embodiment of the utility model provides an embodiment reinforce subassembly 2 includes first L template 201 and second L template 202, and second L template 202 symmetry arranges and first L template 201 right side, open slot 203 that has horizontal arrangement near the middle of the right side in the front of first L template 201, and the horizontal welding has picture peg 206 rather than as an organic whole near the middle of the left side in the front of second L template 202, and picture peg 206 surface and slot 203 internal surface all open four jack 204 that horizontal equidistance arranged, picture peg 206 surface is equipped with dead lever 207 that inserts in one of jack 204, and first L template 201 and second L template 202 rear end all vertical welding have mounting panel 205, picture peg 206 and slot 203 are in same horizontal line and left and right correspondence, and picture peg 206 inserts in slot 203 and make dead lever 207 end pass the jack 204 of slot 203 internal surface, first L template 201 and second L template 202 pass through picture peg 206, slot 203 and dead lever 207 fix as an organic whole, the upper side and the lower side of the front of the explosion-proof cover plate 1 are both provided with a strip-shaped groove 104, the upper side and the lower side of the outer wall of two side plates 107 are both provided with a side groove 108 which is positioned on the same horizontal line with the strip-shaped groove 104, two reinforcing components 2 are clamped and fixed with the explosion-proof cover plate 1 and the side plates 107 through being clamped into the side grooves 108 and the strip-shaped grooves 104, a user clamps the two reinforcing components 2 into the strip-shaped groove 104 and the side grooves 108, then the user slowly moves an inserting plate 206 in a second L-shaped plate 202 to the left side and inserts into a corresponding inserting groove 203, so that the left-right distance between the second L-shaped plate 202 and a first L-shaped plate 201 is slowly shortened, and because the inserting plate 206 and the inserting groove 203 are both provided with four inserting holes 204, the user can move the inserting plate 206 to the front-back communicated positions of the inserting holes 204 and fix the inserting fixing rod 207, and the connection between the side plate 107 and the explosion-proof cover plate 1 is reinforced, and the installation plate 205 is utilized to facilitate the user to fix the reinforcing component 2 with the outside, so that the integrity of the whole explosion-proof device can be effectively improved through the reinforcing component 2, and the explosion-proof effect of the explosion-proof device can be enhanced.

In this embodiment, the middle of the front surface of the explosion-proof cover plate 1 is provided with a groove 105, the upper and lower sides of the inner wall of the groove 105 are vertically welded with at least ten reinforcing rods 106 which are horizontally arranged at equal intervals, and the structural strength of the explosion-proof cover plate 1 can be enhanced through the reinforcing rods 106 in the groove 105.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides an explosion-proof equipment for colliery is in pit, includes explosion-proof apron (1), curb plate (107) and consolidates subassembly (2), its characterized in that: the two side plates (107) are respectively positioned at the left side and the right side of the explosion-proof cover plate (1), and the two reinforcing assemblies (2) are arranged and surround the outer walls of the explosion-proof cover plate (1) and the side plates (107);

a protection pad (103) is bonded at the bottom of the inner surface of the explosion-proof cover plate (1), a bottom groove (111) communicated with the bottom of the explosion-proof cover plate (1) is formed in the middle of the upper surface of the protection pad (103), and a screen (112) is embedded in the bottom groove (111);

consolidate subassembly (2) including first L template (201) and second L template (202), just second L template (202) symmetry arrange with first L template (201) right side, open slot (203) that have the level to arrange in the middle of first L template (201) is preceding to lean on the right side, just second L template (202) are preceding to lean on the middle horizontal welding in left side to have picture peg (206) rather than as an organic whole, just picture peg (206) surface and slot (203) internal surface all open jack (204) that have four levels equidistance to arrange, picture peg (206) surface is equipped with dead lever (207) of inserting in one of them jack (204), just the equal vertical welding of first L template (201) and second L template (202) rear end has mounting panel (205).

2. An explosion protection device used in an underground coal mine according to claim 1, wherein: the insertion plate (206) and the slot (203) are positioned on the same horizontal line and correspond to each other left and right, and the insertion plate (206) is inserted into the slot (203) so that the tail end of the fixing rod (207) penetrates through the insertion hole (204) on the inner surface of the slot (203).

3. An explosion protection device used in an underground coal mine according to claim 2, wherein: the first L-shaped plate (201) and the second L-shaped plate (202) are fixed into a whole through an inserting plate (206), a slot (203) and a fixing rod (207).

4. An explosion protection device used in an underground coal mine according to claim 1, wherein: explosion-proof apron (1) preceding downside of going up all opens strip groove (104), and two the downside all opens and has and be in same horizontal line side groove (108) with strip groove (104) on curb plate (107) outer wall, two it is fixed with explosion-proof apron (1) and curb plate (107) joint in side groove (108) and strip groove (104) through the card income to consolidate subassembly (2).

5. An explosion protection device used in an underground coal mine according to claim 1, wherein: threaded holes (101) are formed in four corners of the left side and the right side of the explosion-proof cover plate (1), and first magnetic stripes (102) are perpendicularly bonded on the left side and the right side of the explosion-proof cover plate (1) close to the front side edge.

6. An explosion protection device used in an underground coal mine according to claim 5, wherein: two equal level in curb plate (107) inner wall four corners is fixed with threaded rod (109) that correspond with screw hole (101), and two curb plate (107) inner wall is close to the second magnetic stripe (110) that the equal vertical bonding of front side edge has and corresponds with first magnetic stripe (102), first magnetic stripe (102) and second magnetic stripe (110) inter attraction, just threaded rod (109) twist make in screw hole (101) second magnetic stripe (110) adsorb in first magnetic stripe (102) surface, curb plate (107) are connected with explosion-proof apron (1) through threaded rod (109) and second magnetic stripe (110).

7. An explosion protection device used in an underground coal mine according to claim 1, wherein: the middle of the front surface of the explosion-proof cover plate (1) is provided with a groove (105), and the upper side and the lower side of the inner wall of the groove (105) are vertically welded with at least ten reinforcing rods (106) which are arranged in a horizontal and equidistant mode.