Quick door opening structure of mining explosion-proof product

Abstract

The utility model relates to the field of mining equipment, and discloses a quick-opening door structure for mining explosion-proof products, which comprises a box body, the surface of the box body is rotatably connected with an explosion-proof door, the inner wall of the right side of the box body is provided with a quick-opening assembly, the outer wall of the right side of the box body is provided with a placing assembly, the quick-opening assembly comprises a trapezoidal block, and the trapezoidal block is provided with a clamping groove. The outer walls of the upper side and the lower side of the trapezoidal block make contact with guide rods, the top ends of the outer walls of the guide rods are fixedly connected with connecting rods, the inner wall of the box body is elastically connected with a connecting plate through limiting springs, the bottom end of the outer wall of the connecting plate is fixedly connected with an inserting block, and the side wall of the inner side of the box body is fixedly connected with guide columns. According to the anti-explosion door, when the anti-explosion door needs to be opened, the trapezoidal block is pushed to enable the insertion block to be quickly separated from the insertion of the through hole of the anti-explosion door, so that the anti-explosion door can be quickly opened, and the design can save time, improve rescue and maintenance efficiency and reduce safety risks in an emergency.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of mining equipment, especially to a quick door structure of mining explosion -proof product. BACKGROUND

[0002] The explosion -proof product refers to the equipment and facilities specially designed for mine environment, can prevent or reduce the explosion risk caused by explosive gas (such as methane), mainly refers to explosion -proof electrical equipment etc.

[0003] In the mining field, the mining explosion -proof product plays a vital role, these products are usually used in the mine environment containing flammable and explosive gas or dust, and its safety is directly related to the life safety of mine workers and the normal production of mine.

[0004] However, the existing mining explosion -proof product has some deficiencies in the door structure: on the one hand, the traditional door opening mode is mostly installed with multiple bolts on the surface to lock the installation, which is difficult to open quickly in emergency, may delay the rescue and maintenance time, increase the safety risk, on the other hand, when the mining explosion -proof product is overhauled, there is no convenient tool placement position, which brings inconvenience to the workers and affects the overhaul efficiency, therefore, a quick door structure of mining explosion -proof product is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a quick door structure of mining explosion -proof product, which aims at improving the problem that the traditional door opening mode in the prior art is mostly installed with multiple bolts on the surface to lock the installation, which is difficult to open quickly in emergency.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a quick door structure of mining explosion -proof product, including the box, the surface of the box is rotatably connected with the explosion -proof door, the right side inner wall of the box is provided with quick opening assembly, the right side outer wall of the box is provided with placing assembly, the quick opening assembly includes trapezoidal block;

[0007] The outer wall of the trapezoidal block on the upper and lower sides is in contact with the guide rod, the top end of the outer wall of the guide rod is fixedly connected with the connecting rod, the inner wall of the box is elastically connected with the connecting plate through the limiting spring, the bottom end of the outer wall of the connecting plate is fixedly connected with the plug, the inner side wall of the box is fixedly connected with the guide column.

[0008] As a further description of the above technical scheme:

[0009] The placing assembly comprises a fixed block, the inner wall of the fixed block is hinged with a placing plate, the outer side wall of the placing plate is fixedly connected with a positioning block, the inner wall of the positioning block is elastically connected with a wedge block through a return spring.

[0010] As a further description of the above technical solution:

[0011] The trapezoidal block is slidingly connected to the inner wall of the right side of the box, the left outer wall of the trapezoidal block penetrates and is slidingly connected to the surface of the guide column, and the bottom end of the outer wall of the connecting rod is fixedly connected to the top end of the outer wall of the connecting plate.

[0012] As a further description of the above technical solution:

[0013] The guide rod penetrates and is slidingly connected to the inner wall of the right side of the box, and the bottom end of the outer wall of the connecting rod penetrates and is slidingly connected to the inner wall of the top end of the box.

[0014] As a further description of the above technical solution:

[0015] One end of the limiting spring is fixedly connected to the top end of the outer wall of the connecting plate, and the other end of the limiting spring is fixedly connected to the top end of the inner wall of the box.

[0016] As a further description of the above technical solution:

[0017] The connecting plate is slidingly connected to the top end of the inner wall of the box, the plug penetrates and is slidingly connected to the inner wall of the top end of the box, the explosion door is provided with a through hole on the upper side and the lower side, and the plug is inserted into the inner wall of the through hole.

[0018] As a further description of the above technical solution:

[0019] The fixed block is fixedly connected to the outer wall of the right side of the box, the outer wall of the right side of the box is provided with a groove, the positioning block is inserted into the inner wall of the groove, the wedge block is clamped to the inner wall of the groove of the box, and the bottom end of the outer wall of the trapezoidal block is in contact with the surface of the wedge block.

[0020] As a further description of the above technical solution:

[0021] One end of the return spring is fixedly connected to the inner wall of the wedge block, the other end of the return spring is fixedly connected to the inner wall of the positioning block, and the wedge block is slidingly connected to the inner wall of the positioning block.

[0022] The utility model has the advantages of the following beneficial effects:

[0023] 1. In the utility model, through the cooperation of trapezoidal block, guide rod, connecting rod, connecting plate and plug block, when the explosion door needs to be opened, the trapezoidal block is pushed to make the plug block quickly separate from the plug connection of the explosion door through hole, the quick opening of the explosion door is realized, the design can save time in emergency, improve the efficiency of rescue and maintenance, and reduce the safety risk.

[0024] 2. In the utility model, when the explosion door is opened, the movement of the trapezoidal block drives the wedge to separate from the clamping of the box body air slot, so that the placing plate is automatically opened, providing a convenient tool placing position for the staff, when the inside of the box body is overhauled, the staff can place the tool on the placing plate, improving the overhaul efficiency. DRAWINGS

[0025] Figure 1 It is a whole three-dimensional structure schematic view of the quick opening door structure of the mine explosion-proof product proposed in the utility model;

[0026] Figure 2 It is an explosion door and placing plate unfolded state structure schematic view of the quick opening door structure of the mine explosion-proof product proposed in the utility model;

[0027] Figure 3 It is a box body right side partial section view schematic view of the quick opening door structure of the mine explosion-proof product proposed in the utility model;

[0028] Figure 4 It is a box body partial section view schematic view of the quick opening door structure of the mine explosion-proof product proposed in the utility model;

[0029] Figure 5 It is a positioning block partial section view structure schematic view of the quick opening door structure of the mine explosion-proof product proposed in the utility model.

[0030] Legend:

[0031] 1, box body; 2, explosion door; 3, quick opening assembly; 31, trapezoidal block; 32, guide rod; 33, connecting rod; 34, limit spring; 35, connecting plate; 36, plug block; 37, guide column; 4, placing assembly; 41, fixed block; 42, placing plate; 43, positioning block; 44, reset spring; 45, wedge. DETAILED DESCRIPTION

[0032] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0033] Referring to Figure 1 - Figure 3 The utility model provides a kind of quick door structure of mine explosion-proof product, including box 1, the surface of box 1 is rotatably connected with explosion door 2, cement is poured in the inside of explosion door 2 and box 1, it is explosion-proof electric cabinet in prior art, the right side inner wall of box 1 is provided with quick open assembly 3, the right side outer wall of box 1 is provided with placement assembly 4.

[0034] Referring to Figure 2 - Figure 4 Quick open assembly 3 includes trapezoidal block 31, trapezoidal block 31 is slidably connected in the inner wall of the right side of box 1, trapezoidal block 31 is trapezoidal in shape, and the right side of box 1 is provided with cavity that fits trapezoidal block 31, so that trapezoidal block 31 can move back and forth in the inner wall of the right side of box 1, the left side outer wall of trapezoidal block 31 is penetrated and slidably connected in the surface of guide column 37, by being provided with guide column 37, the moving position of trapezoidal block 31 can be guided, so that it can only move back and forth, the outer wall of the upper and lower sides of trapezoidal block 31 is contacted with guide rod 32, the bottom end of guide rod 32 is provided with inclined plane, and is corresponding with the upper and lower inclined planes of trapezoidal block 31, so that trapezoidal block 31 will push guide rod 32 to move up and down on its inclined plane when being pushed forward, the top end of the outer wall of guide rod 32 is fixedly connected with connecting rod 33, guide rod 32 will move up when being extruded by the inclined plane of trapezoidal block 31, so as to drive connecting rod 33 to move synchronously, guide rod 32 is penetrated and slidably connected in the right side inner wall of box 1, the bottom end of the outer wall of connecting rod 33 is penetrated and slidably connected in the inner wall of the top end of box 1, connecting rod 33 and guide rod 32 are provided with two groups of upper and lower.

[0035] Referring to Figure 3 and Figure 4 The inner wall of box 1 is elastically connected with connecting plate 35 by limiting spring 34, one end of limiting spring 34 is fixedly connected in the top end of the outer wall of connecting plate 35, the other end of limiting spring 34 is fixedly connected in the top end of the inner wall of box 1, the bottom end of the outer wall of connecting rod 33 is fixedly connected with the top end of the outer wall of connecting plate 35, the role of limiting spring 34 is to automatically reset the position of connecting plate 35 after following connecting rod 33 moves up, the bottom end of the outer wall of connecting plate 35 is fixedly connected with plug block 36, connecting plate 35 is slidably connected in the top end of the inner wall of box 1, plug block 36 is penetrated and slidably connected in the inner wall of the top end of box 1, both sides of explosion door 2 are provided with through hole, plug block 36 is inserted with the inner wall of through hole, the insertion between both, so that the position of explosion door 2 after being closed is quickly fixed, so that explosion door 2 can be quickly opened and closed when encountering emergency, the inner side wall of box 1 is fixedly connected with guide column 37.

[0036] Referring to Figure 2And Figure 5 The placing assembly 4 comprises a fixed block 41 fixedly connected to the outer wall of the right side of the box body 1, the outer wall of the right side of the box body 1 is provided with a hollow groove, the positioning block 43 is inserted with the inner wall of the hollow groove, and the insertion between the two can hide and close the positioning block 43 when the fixed block 41 is closed, and the hollow groove provided on the right side of the box body 1 is larger than the outer wall of the positioning block 43, the wedge block 45 is clamped with the inner wall of the hollow groove of the box body 1, and the clamping between the two can fold and close the placing plate 42 when not in use, the bottom end of the outer wall of the trapezoidal block 31 is in contact with the surface of the wedge block 45, and the contact between the two enables the wedge block 45 to move in the inner wall of the positioning block 43 when the trapezoidal block 31 is used to quickly open the explosion-proof door 2, so that the clamping of the wedge block 45 to the hollow groove of the box body 1 is released, and the placing plate 42 can be opened around the fixed block 41, thereby facilitating the staff to place tools and the like to carry out maintenance work on the inside of the box body 1.

[0037] Reference Figure 5 The inner wall of the fixed block 41 is hinged with the placing plate 42, the bottom end of the fixed block 41 is provided with a stop block, so that the maximum rotation angle of the placing plate 42 is in contact with the stop block, so that the stop block can support the position of the placing plate 42 after rotation, the outer side wall of the placing plate 42 is fixedly connected with the positioning block 43, the inner wall of the positioning block 43 is elastically connected with the wedge block 45 through the return spring 44, one end of the return spring 44 is fixedly connected to the inner wall of the wedge block 45, the other end of the return spring 44 is fixedly connected to the inner wall of the positioning block 43, and the return spring 44 is used to automatically reset the position of the inclined surface of the wedge block 45 after being extruded and moved, and the wedge block 45 is slidingly connected to the inner wall of the positioning block 43.

[0038] Working principle: the bottom end of the guide rod 32 is provided with an inclined surface corresponding to the upper and lower inclined surfaces of the trapezoidal block 31, when the trapezoidal block 31 is pushed forward, it will push the guide rod 32 to move up and down on the inclined surface, and through the guide column 37, the moving position of the trapezoidal block 31 is guided, so that it can only move forward and backward, when the two groups of guide rods 32 are extruded by the inclined surface of the trapezoidal block 31, they will move outward synchronously to drive the connecting rod 33 to move synchronously, so that the connecting rod 33 drives the corresponding point connecting plate 35 to move upward synchronously, and at the same time the limiting spring 34 is stretched, at this time the plug 36 at the bottom end of the connecting plate 35 will be separated from the insertion of the through hole of the explosion-proof door 2, at this time the explosion-proof door 2 can be directly opened, and at the same time the trapezoidal block 31 is loosened, the limiting spring 34 will be elastically acted to synchronously restore the connecting plate 35, the connecting rod 33 and the guide rod 32 to the initial position, so that the trapezoidal block 31 is synchronously restored to the initial position, thereby the explosion-proof door 2 can be quickly opened through the above operation.

[0039] Meanwhile, when the explosion door 2 is quickly opened by the trapezoidal block 31, the trapezoidal block 31 moves forward, so that the wedge block 45 moves on the inner wall of the positioning block 43, and is disengaged from the clamping of the hollow groove of the box 1; at this time, the placing plate 42 can be opened around the fixed block 41, so that the staff can place tools when they are repairing the inside of the box 1; when not in use, the placing plate 42 can be directly rotated to be closed; at this time, the positioning block 43 is inserted into the inner wall of the hollow groove on the right side of the box 1, and the inner wall thereof extrudes the inclined surface of the wedge block 45, so that the wedge block 45 moves on the inner wall of the positioning block 43, until the placing plate 42 is completely rotated to be closed; the wedge block 45 is restored to the initial position by the elastic action of the reset spring 44, so as to be clamped with the inner wall of the hollow groove of the box 1, and the position of the placing plate 42 is positioned and fixed.

[0040] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for the skilled in the art, it still can be modified, or the equivalent replacement of part of the technical features, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A quick opening door structure of a mine explosion-proof product, comprising a box (1), characterized in that: The surface of the box (1) is rotatably connected with an explosion door (2), the right inner wall of the box (1) is provided with a quick opening assembly (3), the right outer wall of the box (1) is provided with a placing assembly (4), the quick opening assembly (3) comprises a trapezoidal block (31); The outer walls of the upper and lower sides of the trapezoidal block (31) are in contact with guide rods (32), the top end of the outer wall of the guide rod (32) is fixedly connected with a connecting rod (33), the inner wall of the box (1) is elastically connected with a connecting plate (35) through a limiting spring (34), the bottom end of the outer wall of the connecting plate (35) is fixedly connected with an insertion block (36), and the inner side wall of the box (1) is fixedly connected with a guide column (37).

2. A quick opening door structure for an explosion-proof product for mining according to claim 1, characterized in that: The placing assembly (4) comprises a fixed block (41), the inner wall of the fixed block (41) is hingedly connected with a placing plate (42), the outer side wall of the placing plate (42) is fixedly connected with a positioning block (43), and the inner wall of the positioning block (43) is elastically connected with a wedge block (45) through a reset spring (44).

3. The quick opening door structure of an explosion-proof product for mine according to claim 1, characterized in that: The trapezoidal block (31) is slidingly connected to the inner wall of the right side of the box (1), the left outer wall of the trapezoidal block (31) penetrates and is slidingly connected to the surface of the guide column (37), and the bottom end of the outer wall of the connecting rod (33) is fixedly connected with the top end of the outer wall of the connecting plate (35).

4. The quick opening door structure of an explosion-proof product for mine according to claim 1, characterized in that: The guide rod (32) penetrates and is slidingly connected to the right inner wall of the box (1), and the bottom end of the outer wall of the connecting rod (33) penetrates and is slidingly connected to the inner wall of the top end of the box (1).

5. The quick opening door structure of an explosion-proof product for mine according to claim 1, characterized in that: One end of the limiting spring (34) is fixedly connected to the top end of the outer wall of the connecting plate (35), and the other end of the limiting spring (34) is fixedly connected to the top end of the inner wall of the box (1).

6. A quick opening door structure for an explosion-proof product for mining according to claim 1, characterized in that: The connecting plate (35) is slidingly connected to the top end of the inner wall of the box (1), the insertion block (36) penetrates and is slidingly connected to the inner wall of the top end of the box (1), and the upper and lower sides of the explosion door (2) are both provided with a through hole, and the insertion block (36) is inserted with the inner wall of the through hole.

7. The quick opening door structure of an explosion-proof product for mine according to claim 2, characterized in that: The fixed block (41) is fixedly connected to the outer wall of the right side of the box (1), the right outer wall of the box (1) is provided with a groove, the positioning block (43) is inserted with the inner wall of the groove, the wedge block (45) is clamped with the inner wall of the groove of the box (1), and the bottom end of the outer wall of the trapezoidal block (31) is in contact with the surface of the wedge block (45).

8. The quick opening door structure of an explosion-proof product for mine according to claim 2, characterized in that: One end of the reset spring (44) is fixedly connected to the inner wall of the wedge block (45), the other end of the reset spring (44) is fixedly connected to the inner wall of the positioning block (43), and the wedge block (45) is slidingly connected to the inner wall of the positioning block (43).

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