CN115425547A - Mining explosion-proof and intrinsic safety type control box - Google Patents

Abstract

The invention relates to the technical field of control equipment, and provides a mining flameproof and intrinsically safe control box which comprises a shell, a control assembly and a wiring assembly. The shell comprises a main shell, a top cover and a bottom cover, wherein the main shell is provided with a first end and a second end, the top cover is arranged at the first end of the main shell and surrounds the first end to form a first cavity, the bottom cover is arranged at the second end of the main shell and surrounds the second end to form a second cavity, and a plurality of wiring ports for allowing external cables to enter the second cavity are formed in the peripheral side wall of the main shell; the control assembly is arranged in the first cavity and fixed on the first end; the wiring assembly penetrates through the main shell, and the control assembly is electrically connected with the peripheral cables through the wiring assembly. The connection reliability of the control assembly and the wiring point of the wiring assembly and the connection reliability of the peripheral cable and the wiring point of the wiring assembly are higher, even if the shell of the control box explodes, sparks generated by the explosion inside the shell cannot be transmitted to the outside of the shell, the combustible gas outside the shell is effectively prevented from being ignited, and the safety performance is improved.

Description

Mining explosion-proof and intrinsic safety type control box

Technical Field

The invention relates to the technical field of control equipment, and particularly provides a mining explosion-proof and intrinsic safety type control box.

Background

In high-risk places such as underground roadways, chambers, belt roadways and the like, the high-risk places often contain explosive mixtures of methane and coal dust, so that the electricity consumption needs to be careful in the places.

Under above-mentioned high-risk occasion, the start-stop and the control of each lamps and lanterns are realized through the control box. However, the conventional control box is in a service environment of combustible gas and dust for a long time, if the explosion-proof performance of the control box is poor, when sparks or explosion are generated in the control box due to the electric start-stop, external dust or combustible gas may be ignited, and potential safety hazards exist.

Disclosure of Invention

The embodiment of the application aims to provide a mining flameproof and intrinsically safe control box, and aims to solve the problem that the safety performance of an existing control box is low.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions:

the embodiment of the application provides a mining flame proof and intrinsic safety type control box, includes:

the cable connector comprises a shell, a first connecting piece, a second connecting piece and a connecting piece, wherein the shell comprises a main shell, a top cover and a bottom cover, the main shell is provided with a first end and a second end opposite to the first end, the top cover is arranged at the first end of the main shell in a covering mode and surrounds the first end to form a first cavity, the bottom cover is arranged at the second end of the main shell in a covering mode and surrounds the second end to form a second cavity, and a plurality of wiring ports for allowing external cables to enter the second cavity are formed in the peripheral side wall of the main shell;

the control assembly is arranged in the first cavity and fixed on the first end;

the wiring assembly penetrates through the main shell, and the control assembly is electrically connected with a peripheral cable through the wiring assembly.

The beneficial effects of the embodiment of the application are as follows: the application provides a mining flame proof concurrently ann's type control box, its casing has first cavity and second cavity. The control assembly is arranged in the first cavity, and the peripheral cables enter the second cavity through the wiring ports and are electrically connected with the control assembly through the wiring assemblies. The utility model provides a mining flame proof and intrinsic safety type control box sets up control assembly in solitary space to, the peripheral hardware cable need pass through wiring subassembly and control assembly electric connection, and like this, the connection reliability of control assembly and wiring subassembly's wiring point and peripheral hardware cable and wiring subassembly's wiring point is higher, and simultaneously, control assembly is kept apart by the secondary, and it is littleer to open the influence that stops the in-process and receive external dust and combustible gas, and the security performance is higher. Even if the shell of the control box explodes, sparks generated by the explosion inside the shell cannot be transmitted to the outside of the shell, so that the combustible gas outside the shell is effectively prevented from being ignited, and the safety performance is improved.

In one embodiment, the main housing includes a bottom housing portion and a peripheral side portion surrounding an end side of the bottom housing portion, an end side of the bottom housing portion facing away from the peripheral side portion is the first end, an end side of the peripheral side portion facing away from the bottom housing portion is the second end, and a plurality of the wire connection ports are opened on the peripheral side portion.

In one embodiment, the wiring port is a first stepped hole, the mining flameproof and intrinsically safe control box further comprises a gasket arranged in the first stepped hole and a threaded connector screwed into the first stepped hole, and the threaded connector abuts against the gasket.

In one embodiment, the wiring assembly includes a power terminal having one end disposed in the first cavity and the other end disposed in the second cavity.

In one embodiment, the wiring assembly includes a signal terminal and a fixing member, a through second step hole is formed in the main housing, the signal terminal is inserted into the second step hole from the first cavity to the second cavity, and the fixing member is located in the second cavity and connected to the signal terminal, so that the signal terminal is limited in the second step hole.

In one embodiment, the mining flameproof and intrinsically safe control box further comprises a guide rail, the guide rail is fixed to the first end, and the control assembly is connected to the guide rail in a sliding mode.

In one embodiment, in a sliding direction perpendicular to the control assembly, the guide rail has a main body portion connected to the first end, and a first guide portion and a second guide portion respectively disposed on two opposite sides of the main body portion, and the first guide portion and/or the second guide portion are folded toward a direction away from the first end.

In one embodiment, the top cover is provided with an observation window, and the observation window corresponds to the control component.

In one embodiment, the mining flameproof and intrinsically safe control box further comprises an antenna, and the antenna enters the second cavity from one of the wiring ports and is electrically connected with the control assembly.

In one embodiment, the mining flameproof and intrinsically safe control box further comprises a first sealing ring, and the first sealing ring is arranged between the first end and the outer wall of the top cover;

the mining flameproof and intrinsically safe control box further comprises a second sealing ring, and the second sealing ring is arranged between the second end and the outer wall of the bottom cover.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a mining flameproof and intrinsically safe control box provided by an embodiment of the invention;

FIG. 2 is an explosion diagram of a mining explosion-proof and intrinsically safe control box provided by the embodiment of the invention;

FIG. 3 is a top view of a main shell of the mining flameproof and intrinsically safe control box provided by the embodiment of the invention from the direction of a first end;

FIG. 4 is a bottom view of a main shell of the mining flameproof and intrinsically safe control box provided by the embodiment of the invention from the direction of a second end;

FIG. 5 is a cross-sectional view of a main shell of a mining flameproof and intrinsically safe control box provided by an embodiment of the invention;

FIG. 6 is an explosion diagram of a main shell and a control assembly of the mining explosion-proof and intrinsically safe control box provided by the embodiment of the invention;

FIG. 7 is an enlarged view taken at A in FIG. 6;

FIG. 8 is a cross-sectional view of a mining flameproof and intrinsically safe control box provided by an embodiment of the invention.

Wherein, in the figures, the respective reference numerals:

10. a housing; 11. a main housing; 12. a top cover; 13. a bottom cover; 11a, a first end; 11b, a second end; 10a, a first cavity; 10b, a second cavity; 10c, a wiring port; 111. a base portion; 112. a peripheral side portion; 10d, an observation window; 10e, a second stepped hole; 10f, a third stepped hole;

20. a wiring assembly; 21. a power terminal; 22. a signal wiring terminal; 23. a fixing member;

30. a control component; 30a, a slot structure;

41. a gasket; 42. a threaded joint; 50. a guide rail; 51. a main body portion; 52. a first guide portion; 53. a second guide portion; 60. a limiting member; 61. a limiting main body; 62. a snap-in arm; 71. a transparent member; 72. a protective net; 80. an antenna; 91. a first seal ring; 92. and a second seal ring.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Most of the conventional lamp controllers are provided with a control part in a closed cavity, and an external cable is directly arranged in the cavity in a penetrating manner and is directly electrically connected with the control part. Because the closed cavity is limited by the opening for the cable to enter, the sealing performance of the closed cavity is not ideal, and the probability of combustible gas and dust mixing is higher, so that the safety of the closed cavity cannot be ensured in the electrifying starting and stopping process of the control part.

From this, this application provides a mining flame proof concurrently ann's type control box, through setting up dual closed chamber and wiring structure to reduce the influence of trompil to the leakproofness of closed cavity, thereby improve the security of control part in the enclosure space. The following is illustrated by way of example:

referring to fig. 1, fig. 2 and fig. 8, the mining flameproof and intrinsically safe control box provided in the embodiment of the present application includes a housing 10, a control component 30 and a wiring component 20. The housing 10 is used to form a closed space, and the control module 30 and the wiring module 20 are fixed. The control assembly 30 is used for controlling on/off, brightness, linkage relation and the like of each lamp. The junction block 20 is an intermediate transition element for connecting the control block 30 and peripheral cables, i.e., supplying power to the control block 30 and outputting and inputting corresponding control signals.

The housing 10 includes a main shell 11, a top cover 12 and a bottom cover 13, wherein the housing 10 is generally made of gray cast iron, and the material has good compressive strength, wear resistance and heat resistance. The main shell 11 has a first end 11a and a second end 11b opposite to the first end 11a, the top cover 12 covers the first end 11a of the main shell 11 and surrounds to form a first cavity 10a, the bottom cover 13 covers the second end 11b of the main shell 11 and surrounds to form a second cavity 10b, and a plurality of wiring ports 10c are opened on the peripheral wall of the main shell 11. It will be appreciated that the main housing 11 is of a plate or lid-like configuration, with a top cover 12 and a bottom cover 13 disposed at opposite ends thereof to enclose the corresponding cavities. The first cavity 10a and the second cavity 10b are partitioned by the main case 11, and here, the direction in which the two cavities are partitioned is not limited. For example, the first end 11a and the second end 11b are arranged along the thickness direction of the main housing 11, and then the first cavity 10a and the second cavity 10b are separated along the height direction of the housing 10. Of course, the first cavity 10a and the second cavity 10b may be separated along the width or length of the housing 10, which is related to the actual use requirement. Meanwhile, the wiring port 10c is used for a peripheral cable to penetrate into the second cavity 10b.

The control assembly 30 is disposed in the first cavity 10a and fixed to the first end 11 a.

The wiring assembly 20 penetrates through the main shell 11, and the control assembly 30 is electrically connected with the peripheral cables through the wiring assembly 20.

It is understood that the peripheral cable is not directly electrically connected to the control module 30, but is electrically connected to the wiring module 20 penetrating through the main housing 11 after entering the second cavity 10b, and then the wiring module 20 is electrically connected to the control module 30 to provide power and signal input and output for the control module 30. Thus, the control unit 30 reduces the probability of contact with dust and combustible gas in the enclosed space, and the safety performance is higher.

The application provides a mining flame proof and intrinsic safety type control box, its casing 10 has first cavity 10a and second cavity 10b. The control module 30 is disposed in the first cavity 10a, and the peripheral cables enter the second cavity 10b through the wiring ports 10c, and are electrically connected to the control module 30 through the wiring module 20. The utility model provides a mining flame proof and this safety type control box, set up control assembly 30 in solitary space, and, the peripheral hardware cable need be through wiring subassembly 20 and control assembly 30 electric connection, and like this, control assembly 30 is higher with wiring subassembly 20's wiring point and the reliability of being connected of peripheral hardware cable and wiring subassembly 20's wiring point, and simultaneously, control assembly 30 is kept apart by the secondary, it is littleer to receive external dust and combustible gas's influence opening the start-stop in-process, and the security performance is higher.

In one embodiment, the control component 30 may include an energy storage module, a centralized control module, a micro-break control module, an antenna 80 module, etc., and under the regulation of the above modules, the management modes such as remote control, energy saving management, timing, linkage setting, etc. of each lamp in the underground environment, etc. can be realized.

For example, the operator may output a signal to turn on or off the light to the control component 30 in a wired or wireless manner, so as to switch the light on or off remotely. And according to the difference of the wiring modes of all the lamps, the local lamps can be switched on and off simultaneously. And when each lamp has the brightness adjusting function, the corresponding control signal can be input into the control assembly 30, so that the illumination brightness of each lamp can be differentiated, and the requirements of different operation occasions can be met.

Referring to fig. 2, fig. 6 and fig. 8, in an embodiment, the main housing 11 includes a bottom housing portion 111 and a peripheral portion 112 surrounding an end side of the bottom housing portion 111, the end side of the bottom housing portion 111 away from the peripheral portion 112 is a first end 11a, the end side of the peripheral portion 112 away from the bottom housing portion 111 is a second end 11b, and a plurality of wire connection openings 10c are opened on the peripheral portion 112. It is to be understood that the main housing 11 of the embodiment of the present application is similar to a lid-like structure. In a use state, an end side of the bottom shell 111 of the main shell 11 away from the peripheral side portion 112 covers the top cover 12 to form a first cavity 10a, an end side of the peripheral side portion 112 of the main shell 11 away from the bottom shell 111 covers the bottom cover 13 to form a second cavity 10b, that is, the first cavity 10a and the second cavity 10b are separated by the bottom shell 111, and the wire connection assembly 20 is configured to penetrate through the bottom shell 111, so that a peripheral cable enters the second cavity 10b after passing through the corresponding wire connection port 10c and then is electrically connected to the wire connection assembly 20.

Referring to fig. 8, in an embodiment, the wiring port 10c is a first stepped hole, the mining flameproof and intrinsically safe control box further includes a gasket 41 disposed in the first stepped hole and a threaded joint 42 screwed into the first stepped hole, and the threaded joint 42 abuts against the gasket 41. It can be understood that the inner wall of the first stepped hole is provided with an internal thread matched with the threaded connector 42, and in the process of screwing the threaded connector 42, the gasket 41 is gradually abutted, so that the space in the axial direction of the first stepped hole is blocked, and the peripheral cables sequentially penetrate through the threaded connector 42 and the gasket 41 and then enter the second cavity 10b. Here, the gap between the outer wall of the peripheral cable and the inner walls of the nipple 42 and the gasket 41 is sealed by the sealant to ensure the sealability of the second cavity 10b.

Referring to fig. 3 to 5, in one embodiment, the wiring assembly 20 includes a power terminal 21, and one end of the power terminal 21 is disposed in the first cavity 10a and the other end is disposed in the second cavity 10b. It can be understood that the power terminal 21 is used for connecting the external power supply to the control assembly 30 to supply power to the control assembly 30, and therefore, the two opposite ends of the motor terminal respectively extend into the corresponding cavities to meet the wiring requirement.

Referring to fig. 3 to 5, in an embodiment, the wiring assembly 20 includes a signal terminal 22 and a fixing member 23, a through second stepped hole 10e is formed on the main casing 11, the signal terminal 22 is inserted into the second stepped hole 10e from the first cavity 10a to the second cavity 10b, and the fixing member 23 is located in the second cavity 10b and connected to the signal terminal 22, so that the signal terminal 22 is limited in the second stepped hole 10 e. It is understood that the signal post 22 is used for connection with a signal cable, and the signal post 22 is fixed to the fixing member 23 at the stepped surface of the second stepped hole 10e, similarly to the T-shaped structure, of the signal post 22. Here, the fixing member 23 is a nut or the like, and is engaged with the male screw of the signal terminal 22.

Referring to fig. 6 to 8, in an embodiment, the mining flameproof and intrinsically safe control box further includes a guide rail 50, the guide rail 50 is fixed on the first end 11a, and the control assembly 30 is slidably connected to the guide rail 50. It will be appreciated that the control assembly 30 can be quickly mounted and secured to the first end 11a of the main housing 11 by the guide 50. Here, the shape structure, the number, and the arrangement position of the guide rail 50 are not limited. For example, as shown in the drawings, the number of the guide rails 50 is one, and the guide rails 50 are arranged along the length direction of the main housing 11, then the parts of the control assembly 30 may be sequentially slidably connected to the guide rails 50. Of course, the guide rail 50 may be provided in plural numbers, and may be disposed at any position of the first end 11a of the main housing 11.

Referring to fig. 6 to 8, in one embodiment, the guide rail 50 has a strip structure, and the arrangement direction of the guide rail 50 is parallel or substantially parallel to the length direction of the main housing 11. In the sliding direction perpendicular to the control assembly 30, the guide rail 50 has a main body 51 connected to the first end 11a, and a first guide portion 52 and a second guide portion 53 respectively disposed on two opposite sides of the main body 51, and the first guide portion 52 and/or the second guide portion 53 are folded toward a direction away from the first end 11 a. It will be appreciated that the cross-section of the guide 50 is similar to a U-shaped configuration, and the first guide portion 52 and/or the second guide portion 53 are adapted to the control assembly 30 to meet the requirements of sliding connection and quick assembly and disassembly.

Illustratively, as shown in fig. 6 and 7, a groove structure 30a is formed at the bottom of the control assembly 30, and the first guide portion 52 and the second guide portion 53 of the guide rail 50 are folded in a direction away from the first end 11a, so that the first guide portion 52 and the second guide portion 53 are adapted to the inner wall of the groove structure 30a, thereby ensuring the smoothness of the control assembly 30 during the sliding process.

Preferably, in other embodiments, the first guide portion 52 and the second guide portion 53 are folded in a direction away from the first end 11a, and the first guide portion 52 and the second guide portion 53 are parallel or approximately parallel to the first end 11 a.

Preferably, as shown in fig. 7, in order to limit the control component 30 on the guide rail 50, the control component 30 is prevented from sliding on the guide rail 50. The mining explosion-proof and intrinsic safety type control box further comprises limiting pieces 60, and the limiting pieces 60 are clamped at two opposite ends of the guide rail 50. Specifically, the limiting member 60 includes a limiting main body 61 and a clamping arm 62 disposed on the same side of the limiting main body 61 and clamped to the first guiding portion 52 and the second guiding portion 53 respectively, and the limiting member 60 is screwed into the limiting main body 61 through a fastener such as a screw and abuts against the first guiding portion 52 or the second guiding portion 53 to fasten the limiting member 60 to the guide rail 50.

Referring to fig. 1 and 8, in one embodiment, the top cover 12 has a viewing window 10d, and the viewing window 10d corresponds to the control assembly 30. It will be appreciated that an operator can view the operation of the control assembly 30 in the first cavity 10a through the viewing window 10d without having to disassemble the housing 10.

Specifically, as shown in the figure, the mining flameproof and intrinsically safe control box further comprises a transparent part 71, a third step hole 10f is formed in the top cover 12, the transparent part 71 is arranged in the first cavity 10a and is arranged at the third step hole 10f, namely, the transparent part 71 is fixed on the top cover 12 in an internal installation mode.

Preferably, as shown in the figure, in order to further protect the transparent member 71 from being damaged by external force, a protective net 72 is disposed on the outer wall of the top cover 12, and the protective net 72 is disposed above the transparent member 71.

Referring to fig. 1, in an embodiment, the mining flameproof and intrinsically safe control box further includes an antenna 80, and the antenna 80 enters the second cavity 10b through one of the wiring ports 10c and is electrically connected to the control component 30. It will be appreciated that the antenna 80 is adapted to receive wireless signals transmitted by external terminals, i.e. to enable wireless remote control of the control unit 30. Here, the antenna 80 may be a 4G intrinsic safety antenna 80 or a 5G antenna 80, etc.

Referring to fig. 2, in an embodiment, the mining flameproof and intrinsically safe control box further includes a first sealing ring 91, and the first sealing ring 91 is disposed between the first end 11a and the outer wall of the top cover 12. It can be understood that the position between the first end 11a of the main casing 11 and the outer wall of the top cover 12 is the flameproof parting surface of the first cavity 10a, and the sealing degree of the position affects the overall sealing performance of the first cavity 10a, so that the first sealing ring 91 is disposed at the position.

For example, a receiving groove may be formed on the outer wall of the first end 11a and/or the top cover 12 to limit the first sealing ring 91.

The mining explosion-proof and intrinsic safety type control box further comprises a second sealing ring 92, and the second sealing ring 92 is arranged between the second end 11b and the outer wall of the bottom cover 13. Similarly, the position between the second end 11b of the main casing 11 and the outer wall of the bottom cover 13 is the flameproof parting surface of the second cavity 10b, the sealing degree of the position affects the overall sealing performance of the second cavity 10b, and therefore, the second sealing ring 92 is disposed at the position.

For example, a receiving groove may be formed on the second end 11b and/or the outer wall of the bottom cover 13 to limit the second sealing ring 92.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a mining flame proof and intrinsic safety type control box which characterized in that includes:

the cable connector comprises a shell, a first connecting piece, a second connecting piece and a connecting piece, wherein the shell comprises a main shell, a top cover and a bottom cover, the main shell is provided with a first end and a second end opposite to the first end, the top cover is arranged at the first end of the main shell in a covering mode and surrounds the first end to form a first cavity, the bottom cover is arranged at the second end of the main shell in a covering mode and surrounds the second end to form a second cavity, and a plurality of wiring ports for allowing external cables to enter the second cavity are formed in the peripheral side wall of the main shell;

the control assembly is arranged in the first cavity and fixed on the first end;

the wiring assembly penetrates through the main shell, and the control assembly is electrically connected with a peripheral cable through the wiring assembly.

2. The mining flameproof and intrinsically safe control box of claim 1, characterized in that: the main casing includes end shell portion and encloses and locates end shell portion's an distolateral week side, end shell portion deviates from the distolateral side of week lateral part does first end, week lateral part deviates from end shell portion's distolateral side does the second end, a plurality of has been seted up on the week lateral part the wiring mouth.

3. The mining flameproof and intrinsically safe control box of claim 2, characterized in that: the mining flameproof and intrinsically safe control box comprises a first step hole, a wiring port, a gasket and a threaded connector, wherein the gasket is arranged in the first step hole, the threaded connector is screwed into the first step hole, and the threaded connector abuts against the gasket.

4. The mining flameproof and intrinsically safe control box of claim 1, characterized in that: the wiring assembly comprises a power wiring terminal, one end of the power wiring terminal is arranged in the first cavity, and the other end of the power wiring terminal is arranged in the second cavity.

5. The mining flameproof and intrinsically safe control box of claim 1, which is characterized in that: the wiring assembly comprises a signal wiring terminal and a fixing piece, a through second step hole is formed in the main shell, the signal wiring terminal is inserted into the second step hole from the first cavity in the direction of the second cavity, the fixing piece is located in the second cavity and connected to the signal wiring terminal, and therefore the signal wiring terminal is limited in the second step hole.

6. The mining flameproof and intrinsically safe control box of claim 1, which is characterized in that: the mining explosion-proof and intrinsic safety type control box further comprises a guide rail, the guide rail is fixed to the first end, and the control assembly is connected to the guide rail in a sliding mode.

7. The mining flameproof and intrinsically safe control box of claim 6, characterized in that: in the sliding direction perpendicular to the control assembly, the guide rail is provided with a main body part connected with the first end, and a first guide part and a second guide part which are respectively arranged on two opposite sides of the main body part, and the first guide part and/or the second guide part are turned over towards the direction deviating from the first end.

8. The mining flameproof and intrinsically safe control box of claim 1, characterized in that: an observation window is arranged on the top cover and corresponds to the control assembly.

9. The mining flameproof and intrinsically safe control box of claim 1, characterized in that: the mining flameproof and intrinsically safe control box further comprises an antenna, wherein the antenna enters the second cavity from one of the wiring ports and is electrically connected with the control assembly.

10. The mining flameproof and intrinsically safe control box of any one of claims 1 to 9, characterized in that: the mining explosion-proof and intrinsic safety type control box further comprises a first sealing ring, and the first sealing ring is arranged between the first end and the outer wall of the top cover;

the mining flameproof and intrinsically safe control box further comprises a second sealing ring, and the second sealing ring is arranged between the second end and the outer wall of the bottom cover.

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