CN212649928U

CN212649928U - Safety coal mine electric explosion-proof box

Info

Publication number: CN212649928U
Application number: CN202021925937.7U
Authority: CN
Inventors: 胡涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-03-02
Anticipated expiration: 2030-09-07

Abstract

The utility model discloses a safety coal mine electric explosion-proof box, which comprises a box body, a protective net and a sealing cover, wherein the box body comprises a box shell and a guide plate, the guide plate is arranged on the lower end surface of the box shell, the guide plate is fixedly connected with the box shell, the protective net is arranged on the outer side surface of the box shell, the protective net is fixedly connected with the box shell, the sealing cover is arranged on the front end surface of the box shell, a user can conveniently and stably buckle the sealing effect in the front end of the box shell through the sealing cover when in actual use, the sealing block can ensure the sealing performance of the opening of the box shell when the sealing cover is completely buckled on the box shell, and the stable joint between the sealing cover and the box shell is ensured through a magnetic stone in the using process, meanwhile, when the internal pressure reaches the moving degree, the inside can open the explosion-proof opening through pushing the sealing ball, the purpose of releasing the internal pressure is achieved.

Description

Safety coal mine electric explosion-proof box

Technical Field

The utility model relates to an explosion-proof box technical field specifically is a security colliery electrical explosion-proof box.

Background

The subdivision names of the explosion-proof boxes include a plurality of common explosion-proof distribution boxes, explosion-proof control boxes, explosion-proof power distribution cabinets and the like, which can be called as explosion-proof boxes, the names of products are generally determined according to the use conditions when manufacturers classify the products, and under the specified test conditions, the ratio of the minimum ignition current of gas and steam explosive mixtures to the minimum ignition current of methane explosive mixtures can be provided with elements such as C65N, NC100H and S25 □ S high-breaking small circuit breakers, M611 or GV2 motor protectors, 3VE1 air switches, CM1 molded case circuit breakers, signal lamps and the like according to the requirements of customers.

The utility model discloses an inventor discovers, current explosion-proof box simple structure, and the in-process leakproofness that uses is relatively poor, and then appears the inside that outside inflammable gas entered into explosion-proof box when dangerous places such as colliery are used very easily, and then takes place dangerous condition, and traditional explosion-proof box outside does not have corresponding protective equipment simultaneously, is damaged by the external equipment collision easily at the in-process that uses.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a security coal mine electrical explosion-proof box, aim at improving current explosion-proof box simple structure, the in-process leakproofness that uses is relatively poor, and then appears the inside that outside flammable gas enters into explosion-proof box when dangerous places such as colliery use very easily, and then takes place dangerous condition, and traditional explosion-proof box outside does not have corresponding protective apparatus simultaneously, is collided by the external equipment easily at the in-process that uses and takes place the problem of damage.

The utility model discloses a realize like this:

a safety coal mine electric explosion-proof box comprises a box body, a protective net and a sealing cover, wherein the box body comprises a box shell and a guide plate, the guide plate is installed on the lower end face of the box shell, the guide plate is fixedly connected with the box shell, the protective net is installed on the outer side face of the box shell, the protective net is fixedly connected with the box shell, the sealing cover is installed on the front end face of the box shell, and the sealing cover is rotatably connected with the box shell, so that the problem that an existing explosion-proof box is simple in structure and poor in sealing performance in the using process, external inflammable gas easily enters the explosion-proof box when the explosion-proof box is used in dangerous places such as coal mines and the like, and further dangerous situations occur is solved, meanwhile, corresponding protective equipment is not arranged outside the traditional explosion-proof box, the traditional explosion-proof box is easily damaged by collision of the external equipment in the using process, and the structural arrangement of the box body ensures that a, simultaneously through the normal flow of guaranteeing case shell lower extreme wind that sets up to the guide plate, set up through the structure to the protection network and both can avoid outside to the collision of case shell, also can guarantee that the case shell in case the explosion takes place, avoid the case shell to splash the outside, guarantee through the structure setting to sealed lid that the user can seal up the use to case shell inside.

Further, the even explosion vent that is provided with of lower terminal surface of case shell, the mechanism of decompressing is installed to explosion vent lower extreme, decompress mechanism and case shell fixed connection, can stabilize outside pressure release after guaranteeing that case shell internal pressure is too big through the structure setting to explosion vent.

Further, decompress the mechanism and include elastic plate and ball sealer, the ball sealer is installed at the head of elastic plate, and ball sealer and elastic plate fixed connection, guarantees through the structure setting to decompressing the mechanism that the user can be stable will block up explosion-proof mouthful through the ball sealer, guarantees case shell internal seal effect, and just can extrude the ball sealer when case shell internal pressure is too big, realizes the purpose of pressure release.

Further, still be provided with pressure detector and alarm lamp on the protection network, pressure detector fixed mounting is at the lower terminal surface of protection network, alarm lamp fixed mounting is at the up end of protection network, guarantees through setting up to pressure detector that the user can be real-timely monitors the pressure of case shell inside, reaches the purpose of reminding the user through setting up to the alarm lamp simultaneously.

Further, install sealed piece on the medial surface of sealed lid, sealed piece and sealed lid fixed connection guarantee through the setting to sealed piece that sealed lid can be better seal the case shell.

Further, still even be provided with a plurality of magnetism on the sealed medial surface of lid and inhale the stone, magnetism is inhaled stone and sealed lid fixed connection, guarantees through the setting to magnetism inhale the stone that sealed lid and case shell are better to cooperate and be connected.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model designs a safety coal mine electric explosion-proof box by researching the traditional explosion-proof box structure and the using process, which is convenient for users to ensure the sealing effect inside the box shell by stably buckling the sealing cover at the front end of the box shell when in actual use, can ensure the sealing performance of the box shell opening by the sealing block when the sealing cover is completely buckled on the box shell, and ensures the stable adhesion between the sealing cover and the box shell by the magnetic stone in the using process, meanwhile, in the actual use process, when the internal pressure reaches the moving degree, the internal pressure can open the explosion-proof opening by pushing the sealing ball, thereby realizing the purpose of releasing the internal pressure, avoiding the explosion condition caused by overlarge internal pressure, simultaneously monitoring the pressure inside the box shell in real time by the pressure detector, and reminding the user in real time by the alarm lamp when the set value is reached, meanwhile, the anti-explosion box is arranged outside the box shell through a protective net to further increase the safety of equipment, and the safety of the anti-explosion box in the using process is greatly increased.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a perspective view of the device of the present invention;

FIG. 2 is a front view of the device of FIG. 1;

FIG. 3 is a schematic structural view of the case shown in FIG. 1;

fig. 4 is a schematic structural view of the protection net shown in fig. 1;

FIG. 5 is a front view of the device of FIG. 4;

fig. 6 is a schematic structural view of the decompression mechanism shown in fig. 2.

In the figure: 1. a box body; 11. a cabinet housing; 111. an explosion-proof port; 12. a baffle; 13. a decompression mechanism; 131. an elastic plate; 132. a sealing ball; 2. a protective net; 21. a pressure detector; 22. an alarm lamp; 3. a sealing cover; 31. a sealing block; 32. the magnet is attracted to the stone.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Referring to fig. 1, 2, 3, 4, 5 and 6, a safety coal mine electric explosion-proof box comprises a box body 1, a protective net 2 and a sealing cover 3, wherein the box body 1 comprises a box shell 11 and a guide plate 12, the structural arrangement of the box body 1 ensures that a user can stably install corresponding electric elements through the box shell 11 for use, the arrangement of the guide plate 12 ensures normal flow of wind at the lower end of the box shell 11, the guide plate 12 is installed at the lower end face of the box shell 11, and the guide plate 12 is fixedly connected with the box shell 11, through researching the traditional explosion-proof box structure and the using process, the safety coal mine electric explosion-proof box is designed, the user can conveniently and stably buckle at the front end of the box shell 11 through the sealing cover 3 to ensure the sealing effect inside of the box shell 11 in actual use, and can ensure the sealing performance of the opening of the box shell 11 through a sealing block 31 when the sealing cover 3 is completely buckled on the box shell 11, and the magnetic stone 32 ensures the stable attachment between the sealing cover 3 and the case shell 11 in the using process, and simultaneously, in the actual using process, when the internal pressure reaches the moving degree, the internal pressure can push the sealing ball 132 to open the explosion-proof port 111, thereby realizing the purpose of releasing the internal pressure, avoiding the explosion condition caused by the overlarge internal pressure, simultaneously, the pressure inside the case shell 11 is monitored in real time by the pressure detector 21, when the set value is reached, the alarm lamp 22 can remind the user in real time, and simultaneously, the protection net 2 is arranged outside the case shell 11 to further increase the safety of the equipment, greatly increasing the safety of the explosion-proof case in the using process, effectively solving the problems that the existing explosion-proof case has simple structure and poor sealing performance in the using process, and further easily causing the external inflammable gas to enter the inside of the explosion-proof case when used in dangerous places such as coal mines and the like, the explosion-proof box is further dangerous, and meanwhile, the traditional explosion-proof box is not provided with corresponding protective equipment outside, so that the explosion-proof box is easily damaged by collision of external equipment in the using process;

the lower end face of the box shell 11 is uniformly provided with explosion-proof ports 111, the lower end of each explosion-proof port 111 is provided with a decompression mechanism 13, each decompression mechanism 13 is fixedly connected with the box shell 11, the structural arrangement of each explosion-proof port 111 ensures that the internal pressure of the box shell 11 can be stably decompressed to the outside after being too high, each decompression mechanism 13 comprises an elastic plate 131 and a sealing ball 132, each sealing ball 132 is arranged at the head of each elastic plate 131, each sealing ball 132 is fixedly connected with each elastic plate 131, the structural arrangement of each decompression mechanism 13 ensures that a user can stably block the explosion-proof ports 111 through the sealing balls 132, the internal sealing effect of the box shell 11 is ensured, and the sealing balls 132 can be extruded out when the internal pressure of the box shell 11 is too high, so that the purpose of decompression is achieved;

the protective net 2 is arranged on the outer side surface of the case shell 11, the protective net 2 is fixedly connected with the case shell 11, the protective net 2 can be structurally arranged to avoid collision of the outside on the case shell 11, and can also ensure that the case shell 11 is prevented from splashing to the outside once the case shell 11 explodes, a pressure detector 21 and an alarm lamp 22 are further arranged on the protective net 2, the pressure detector 21 is fixedly arranged on the lower end surface of the protective net 2, the alarm lamp 22 is fixedly arranged on the upper end surface of the protective net 2, the pressure inside the case shell 11 can be monitored in real time by a user through arrangement of the pressure detector 21, and meanwhile the purpose of reminding the user is achieved through arrangement of the alarm lamp 22;

sealed lid 3 installs the preceding terminal surface at case shell 11, and sealed lid 3 rotates with case shell 11 to be connected, guarantee through the structure setting to sealed lid 3 that the user can seal up the use to case shell 11 inside, install sealed piece 31 on sealed lid 3's the medial surface, sealed piece 31 and sealed 3 fixed connection of lid, guarantee through the setting to sealed piece 31 that sealed lid 3 can be better seal up case shell 11, still even being provided with on the sealed 3 medial surface of lid inhale stone 32 magnetically, inhale stone 32 and sealed 3 fixed connection magnetically, guarantee through the setting to inhale stone 32 magnetically that sealed lid 3 is connected with the better cooperation of case shell 11.

The device obtained by the design can basically meet the use requirement of a safety coal mine electric explosion-proof box, but the designer further improves the device with the aim of further improving the function.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a security coal mine electric explosion-proof box, includes box (1), protection network (2) and sealed lid (3), its characterized in that: the box (1) comprises a box shell (11) and a guide plate (12), the guide plate (12) is installed on the lower end face of the box shell (11), the guide plate (12) is fixedly connected with the box shell (11), the protective net (2) is installed on the outer side face of the box shell (11), the protective net (2) is fixedly connected with the box shell (11), the sealing cover (3) is installed on the front end face of the box shell (11), and the sealing cover (3) is rotatably connected with the box shell (11).

2. The safety coal mine electric explosion-proof box according to claim 1, characterized in that the lower end face of the box shell (11) is uniformly provided with an explosion-proof opening (111), the lower end of the explosion-proof opening (111) is provided with a decompression mechanism (13), and the decompression mechanism (13) is fixedly connected with the box shell (11).

3. A safety coal mine electrical explosion proof box according to claim 2, wherein the decompression mechanism (13) comprises an elastic plate (131) and a sealing ball (132), the sealing ball (132) is mounted on the head of the elastic plate (131), and the sealing ball (132) is fixedly connected with the elastic plate (131).

4. The electrical explosion-proof box for the safety coal mine according to claim 3, characterized in that a pressure detector (21) and a warning lamp (22) are further arranged on the protective net (2), the pressure detector (21) is fixedly installed on the lower end face of the protective net (2), and the warning lamp (22) is fixedly installed on the upper end face of the protective net (2).

5. A safety coal mine electrical explosion proof box according to claim 4, characterized in that a sealing block (31) is installed on the inner side of the sealing cover (3), and the sealing block (31) is fixedly connected with the sealing cover (3).

6. The safety coal mine electric explosion-proof box according to claim 5, characterized in that a plurality of magnetic stones (32) are uniformly arranged on the inner side surface of the sealing cover (3), and the magnetic stones (32) are fixedly connected with the sealing cover (3).