CN219205100U

CN219205100U - Heat exchange explosion-proof box and mining wireless internet of things base station

Info

Publication number: CN219205100U
Application number: CN202223607464.8U
Authority: CN
Inventors: 张伟阔; 徐金陵; 王彤; 敬旭业; 王光培; 黄金; 薛雷
Original assignee: Huadian Electric Power Research Institute Co Ltd
Current assignee: Huadian Electric Power Research Institute Co Ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-16
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the technical field of mining electrical equipment, in particular to a heat exchange explosion-proof box and a mining wireless internet of things base station. The heat exchange explosion-proof box provided by the utility model comprises: a case; the first side of the engraving plate is opposite to the second side, and a mounting groove penetrating through the engraving plate is formed in the bottom of the connecting groove; and the heat conduction structure is arranged in the mounting groove and is suitable for exchanging heat between the box body and the circuit board. The heat exchange explosion-proof box provided by the utility model can timely radiate heat generated by the circuit board to the outside of the box body, avoids the influence on normal operation caused by the fact that the heat cannot be timely discharged by the circuit board in the box body, and is suitable for prolonging the service life of the circuit board.

Description

Heat exchange explosion-proof box and mining wireless internet of things base station

Technical Field

The utility model relates to the technical field of mining electrical equipment, in particular to a heat exchange explosion-proof box and a mining wireless internet of things base station.

Background

The intelligent coal mine needs to be supported by technologies such as wireless Internet of things, cloud computing and big data, and a wireless base station related to the wireless Internet of things for mines needs to be subjected to mining transformation on the basis of ground application products so as to adapt to severe environments under mines.

The explosive environment of many dust gas under ore requires wireless thing networking basic station to possess explosion-proof function, and the outside parcel of electronic component has explosion-proof casing promptly, under explosion-proof condition, and the inside electronic component of wireless thing networking basic station produces heat unable in time to be discharged, leads to wireless thing networking basic station operation slow even dead halt, and the interference wireless thing networking basic station normally works, has reduced wireless thing networking basic station's life.

Disclosure of Invention

Therefore, the utility model aims to overcome the defects that the heat of the electronic element of the mining wireless internet of things base station cannot be discharged in time and the base station is interfered to be used normally in the prior art, thereby providing the heat exchange explosion-proof box and the mining wireless internet of things base station.

The utility model provides a heat exchange explosion-proof box, which comprises:

a case;

the first side of the engraving plate is opposite to the second side, and a mounting groove penetrating through the engraving plate is formed in the bottom of the connecting groove;

and the heat conduction structure is arranged in the mounting groove and is suitable for exchanging heat between the box body and the circuit board.

Optionally, the heat conducting structure includes a heat pipe, a condensation section of the heat pipe is connected with the box body, and an evaporation section of the heat pipe is suitable for being connected with the circuit board.

And/or the heat conduction structure comprises a temperature equalization plate, one side of the temperature equalization plate is connected with the box body, and the other side of the temperature equalization plate is suitable for being connected with the circuit board.

Optionally, the heat pipe includes a first heat pipe and a second heat pipe, and at least one of the first heat pipe and the second heat pipe is a bending piece.

Optionally, a graphite sheet is connected between the first side of the engraving plate and the inner wall of the box body, and the graphite sheet is connected with the heat conducting structure.

Optionally, the box body includes first case lid and second case lid, the box body by first case lid with second case lid fixed connection forms.

Optionally, a hook is fixed on the outer wall of the box body;

and/or the outer wall of the box body is attached with a smooth coating.

The utility model provides a mining wireless internet of things base station, which comprises:

the heat exchange explosion-proof box;

and the circuit board is clamped with the connecting groove of the heat exchange explosion-proof box.

Optionally, the circuit board includes a power amplification module and an FPGA chip, the connection slot includes a first connection slot, the installation slot includes a first installation slot, the heat conduction structure includes a first heat conduction structure, the bottom of the first connection slot is provided with the first installation slot, the first heat conduction structure is installed in the first installation slot, and the power amplification module is clamped into the first connection slot;

and/or the connecting groove comprises a second connecting groove, the mounting groove comprises a second mounting groove, the heat conduction structure comprises a second heat conduction structure, the second mounting groove is formed in the bottom of the second connecting groove, the second heat conduction structure is mounted in the second mounting groove, and the FPGA chip is clamped into the second connecting groove.

Optionally, a heat exchange member is disposed between the power amplification module and the first heat conduction structure, and/or between the FPGA chip and the second heat conduction structure.

Optionally, one end of the circuit board away from the engraving plate is connected with a signal isolation plate;

and/or an environment indicator suitable for expressing the internal environment state of the box body is arranged in the box body, and an observation window suitable for observing the environment indicator is arranged in the box body.

The utility model has the following advantages:

1. according to the heat exchange explosion-proof box provided by the utility model, the engraving plate is arranged in the box body, one side of the engraving plate is connected with the inner wall of the box body, the other side of the engraving plate is provided with the connecting groove suitable for installing the circuit board, the bottom of the connecting groove is provided with the installing groove penetrating through the engraving plate, the heat conducting structure is arranged in the installing groove, the engraving plate fixes the circuit board, and meanwhile, the heat conducting structure is connected with the box body and the circuit board, so that heat generated by the circuit board can be timely emitted to the outside of the box body, the influence on normal work caused by incapability of timely discharging the heat of the circuit board in the box body is avoided, and the heat exchange explosion-proof box is suitable for prolonging the service life of the circuit board.

2. According to the heat exchange explosion-proof box provided by the utility model, the graphite sheet is connected between the engraving plate and the inner wall of the box body, the heat conduction structure is connected with the graphite sheet, heat can be led to the graphite sheet with a larger heat exchange area, and finally, the heat is transferred to the outside through the box body.

3. According to the heat exchange explosion-proof box provided by the utility model, the heat pipes are arranged in the mounting groove, at least one heat pipe is the bending piece, and the bent heat pipe can extend the condensing section to a space far away from the evaporating section, so that the heat transfer range is enlarged, and the occurrence probability of local high-temperature points is reduced.

4. The heat exchange explosion-proof box provided by the utility model has the advantages that the temperature equalizing plate is suitable for enlarging the heat dissipation area of the circuit board, and the heat exchange between the circuit board and the box body is facilitated.

5. The mining wireless internet of things base station provided by the utility model has any one of the advantages because of the heat exchange explosion-proof box.

6. The main heat generating elements of the circuit board used in the mining wireless internet of things base station provided by the utility model are the power amplifying module and the FPGA chip, and the power amplifying module, the FPGA chip and the heat conducting structure are directly contacted, so that the heat of the circuit board can be effectively discharged.

7. According to the mining wireless Internet of things base station provided by the utility model, the heat exchange pieces are arranged between the power amplification module and the first heat conduction structure and between the FPGA chip and the second heat conduction structure, and the heat exchange pieces are filled in the air gaps with large heat resistance, so that the heat resistance in the heat conduction process can be effectively reduced, and the heat exchange of objects at two ends of the heat exchange pieces is facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a heat exchange explosion-proof box according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a first case cover of the heat exchange explosion-proof case according to the embodiment of the present utility model;

fig. 3 is a schematic structural view of a second case cover of the heat exchange explosion-proof case according to the embodiment of the present utility model;

fig. 4 is a schematic connection diagram of a engraving plate and a heat conducting structure of the heat exchange explosion-proof box according to the embodiment of the utility model;

fig. 5 is a schematic structural diagram of a graphite sheet of the heat exchange explosion-proof box according to the embodiment of the utility model.

Reference numerals illustrate:

10. a case; 101. an observation window; 11. a first cover; 111. a first flange edge; 112. a sealing rubber strip; 113. a receiving groove; 12. a second cover; 121. a second flange edge; 122. a clamping groove; 13. a hook; 20. engraving a plate; 21. a connecting groove; 211. a first connection groove; 212. a second connecting groove; 22. a mounting groove; 221. a first mounting groove; 222. a second mounting groove; 30. a heat pipe; 301. a first heat pipe; 302. a second heat pipe; 31. a temperature equalizing plate; 32. a graphite sheet; 40. a circuit board; 401. a power amplification module; 402. an FPGA chip; 41. a signal isolation plate; 50. a heat exchange member; 60. a lamp panel; 61. and a battery.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Examples

Referring to fig. 1 to 5, a heat exchange explosion-proof box provided by an embodiment of the present utility model includes:

a case 10;

the engraving plate 20 is arranged in the box body 10, a first side of the engraving plate 20 is connected with the inner wall of the box body 10, a second side of the engraving plate 20 is provided with a connecting groove 21 suitable for installing the circuit board 40, the first side of the engraving plate 20 is opposite to the second side, and the bottom of the connecting groove 21 is provided with an installing groove 22 penetrating through the engraving plate 20;

the heat conducting structure is arranged in the mounting groove 22 and is suitable for exchanging heat between the box body 10 and the circuit board 40.

In this embodiment, the inside of box 10 is provided with the fretwork board 20, the one side of fretwork board 20 is connected with the inner wall of box 10, the opposite side of fretwork board 20 is provided with the spread groove 21 that is suitable for installing circuit board 40, the mounting groove 22 that runs through fretwork board 20 has been seted up to the bottom of spread groove 21, set up heat conduction structure in the mounting groove 22, when the fretwork board 20 is fixed circuit board 40, heat conduction structure connects box 10 and circuit board 40, can in time distribute the outside of box 10 with the heat that circuit board 40 produced, avoid circuit board 40 in the box 10 to influence normal work because of the unable in time of heat is discharged, be suitable for the life of extension circuit board 40.

In this embodiment, the structure of the case 10 is not particularly limited, and the case 10 may be wrapped around the circuit board 40 and may provide explosion protection for the circuit board 40, and as an embodiment, referring to fig. 1, the case 10 includes a first case cover 11 and a second case cover 12, and the case 10 is formed by fixedly connecting the first case cover 11 and the second case cover 12, so that the circuit board 40 is easily installed in the case 10.

As a specific embodiment, referring to fig. 2 and 3, a first flange 111 is fixed to an outer wall of the first case cover 11, a second flange 121 is correspondingly fixed to an outer wall of the second case cover 12, bolt holes are formed in the first flange 111 and the second flange 121, and the first flange 111 and the second flange 121 are fixedly connected through bolts.

In addition to the above embodiment, in a preferred embodiment, the sealing strip 112 is provided on the side of the first flange 111 facing the second flange 121, the locking groove 122 is correspondingly provided on the side of the second flange 121 facing the first flange 111, and when the first cover 11 is connected to the second cover 12, the sealing strip 112 is locked into the locking groove 122, so that the joint between the first cover 11 and the second cover 12 is waterproof and dustproof.

On the basis of the above embodiment, in a preferred embodiment, the hooks 13 are fixed on the outer wall of the box 10, so that the box 10 can be conveniently hung on the supporting equipment of the mine tunnel or the mining face. Specifically, referring to fig. 2, the hooks 13 are rectangular hooks.

On the basis of the above embodiment, in a preferred embodiment, a smooth coating is attached to the outer wall of the case 10, and the smooth coating can prevent pulverized coal dust with high thermal resistance from falling on the outer wall of the case 10, thereby ensuring the heat exchange effect of the case 10. As a specific embodiment, the lubricious coating may be a chrome coating, which is applied to the surface of the tank 10 by spraying.

In this embodiment, the material of the case 10 is not particularly limited, and as an embodiment, the case 10 is made of metal, and particularly made of Q235 steel, which has high strength and strong heat exchange performance.

In this embodiment, the material of the engraving plate 20 is not specifically limited, and as an embodiment, the engraving plate 20 is made of metal, specifically aluminum, so that the heat conductivity is high and the engraving plate is not easy to rust, and the first side of the engraving plate 20 is in a planar structure, which is beneficial to heat exchange between the engraving plate 20 and the box 10.

In a preferred embodiment, based on the above embodiment, a graphite sheet 32 is connected between the first side of the engraving plate 20 and the inner wall of the case 10, and the graphite sheet 32 is connected with the heat conducting structure.

In this embodiment, the graphite sheet 32 is connected between the engraving plate 20 and the inner wall of the case 10, and the heat conducting structure is connected with the graphite sheet 32, so that heat can be led to the graphite sheet 32 with a larger heat exchanging area, and finally, the heat is transferred to the outside through the case 10.

As a specific embodiment, referring to fig. 2, the inner wall of the first case cover 11 is provided with a receiving groove 113, the graphite sheet 32 is laid in the receiving groove 113, and heat of the graphite sheet 32 is transferred to the outside through the first case cover 11, which is a whole block of a heat transfer medium.

In the present embodiment, the number of layers of the graphite sheet 32 is not particularly limited, and may be a single-layer graphite sheet, a double-layer graphite sheet in the present embodiment, or a graphite sheet 32 having another number of layers.

In this embodiment, the specific structure of the heat conducting structure is not limited, and it is only necessary to facilitate transferring the heat generated by the circuit board 40 connected to the engraving plate 20 to the case 10, and as an implementation manner, referring to fig. 4, the heat conducting structure may be a heat pipe 30, a condensation section of the heat pipe 30 is connected to the case 10, and an evaporation section of the heat pipe 30 is suitable for being connected to the circuit board 40.

In this embodiment, the heat pipe 30 uses the phase change process of condensing the medium in the condensing section after evaporating in the evaporating section, so that the heat generated by the circuit board 40 can be quickly transferred to the case 10.

In this embodiment, the number of the heat pipes 30 is not particularly limited, and only a single heat pipe 30 may be provided, or a plurality of heat pipes 30 may be provided, for example, in this embodiment, the first heat pipe 301 and the second heat pipe 302 are provided in the mounting groove 22, and as a preferred embodiment, at least one of the first heat pipe 301 and the second heat pipe 302 is a bending member, and the bent heat pipe 30 can extend the condensing section to a space far from the evaporating section, so that the heat transfer range is enlarged, and the occurrence probability of local high temperature points is reduced. Specifically, referring to fig. 4, the first heat pipe 301 has a vertical structure, and the second heat pipe 302 has a bent structure.

As another embodiment, referring to fig. 4, the heat conducting structure is a temperature equalizing plate 31, one side of the temperature equalizing plate 31 is connected with the case 10, and the other side of the temperature equalizing plate 31 is adapted to be connected with a circuit board 40.

In this embodiment, the heat dissipation area of the circuit board 40 can be enlarged by the temperature equalizing plate 31, which is beneficial for heat exchange between the circuit board 40 and the case 10.

The mining wireless internet of things base station that this embodiment provided includes:

the heat exchange explosion-proof box;

the circuit board 40 is clamped with the connecting groove 21 of the heat exchange explosion-proof box.

In this embodiment, in cooperation with the protruding structure of the circuit board 40, the second side of the engraving plate 20 is provided with the connection groove 21, and when the engraving plate 20 fixes the circuit board 40, the heat conducting structure connects the box 10 and the circuit board 40, so that heat generated by the circuit board 40 can be timely emitted to the outside of the box 10, the circuit board 40 in the box 10 is prevented from being influenced by normal operation due to the fact that heat cannot be timely discharged, and the service life of the circuit board 40 is prolonged.

In this embodiment, the circuit board 40 includes a power amplification module 401 and an FPGA chip 402, and as an implementation manner, the connection slot 21 includes a first connection slot 211, the installation slot 22 includes a first installation slot 221, the heat conduction structure includes a first heat conduction structure, the bottom of the first connection slot 211 is provided with the first installation slot 221, the first heat conduction structure is installed in the first installation slot 221, and the power amplification module 401 is clamped in the first connection slot 211, where the first heat conduction structure may be a heat pipe 30 or a temperature equalization board 31 in this embodiment.

In this embodiment, the number of the power amplification modules 401 of the circuit board 40 is not particularly limited, and may be only one or a plurality of, specifically, referring to fig. 4, the circuit board 40 is provided with two power amplification modules 401, the engraving plate 20 is correspondingly provided with the same number of the first connection grooves 211, the power amplification modules 401 are clamped into the first connection grooves 211, the two power amplification modules 401 are connected with the same temperature equalization plate 31, and heat exchange occurs with the case 10 via the temperature equalization plate 31.

As an embodiment, the connection groove 21 includes a second connection groove 212, the installation groove 22 includes a second installation groove 222, the heat conduction structure includes a second heat conduction structure, the bottom of the second connection groove 212 is provided with the second installation groove 222, the second heat conduction structure is installed in the second installation groove 222, the FPGA chip 402 is clamped into the second connection groove 212, where the second heat conduction structure may be a temperature equalizing plate 31 or a heat pipe 30 in this embodiment, and specifically, the heat pipe 30 includes a first heat pipe 301 and a second heat pipe 302, where the first heat pipe 301 is a vertical structure, and the second heat pipe 302 is a bending structure.

The main heat generating elements of the circuit board 40 used by the wireless internet of things base station are the power amplifying module 401 and the FPGA chip 402, and the power amplifying module 401 and the FPGA chip 402 are in direct contact with the heat conducting structure, so that heat of the circuit board 40 can be effectively discharged.

In the present embodiment, the number of the graphite sheets 32 is not particularly limited, and may be only one sheet as one embodiment; as another embodiment, referring to fig. 5, the number of graphite sheets 32 is two, one being disposed between the first heat conductive structure and the inner wall of the case 10, and the other being disposed between the second heat conductive structure and the inner wall of the case 10.

In a preferred embodiment, a heat exchanging member 50 is provided between the power amplifying module 401 and the first heat conducting structure, based on the above embodiment.

In this embodiment, the structure of the heat exchange member 50 is not specifically limited, and the gap between the power amplification module 401 and the first heat conduction structure can be filled, so that heat exchange between the power amplification module 401 and the first heat conduction structure is facilitated, and as an implementation manner, the heat exchange member 50 is a heat conduction double faced adhesive tape; as one embodiment, the heat exchange member 50 is a graphene heat-dissipating paint; as another embodiment, the heat exchange member 50 is a thermally conductive silicone grease.

In this embodiment, the air gap with large thermal resistance fills the heat exchange member 50, so that thermal resistance in the heat conduction process can be effectively reduced, and heat exchange between objects at two ends of the heat exchange member 50 is facilitated.

Likewise, heat exchange member 50 may also be disposed between FPGA die 402 and the second thermally conductive structure, and between stencil 20 and graphite sheet 32.

As a preferred embodiment, the end of the circuit board 40 facing away from the engraving plate 20 is connected to a signal isolating plate 41.

In this embodiment, the signal isolation board 41 can avoid the influence of multiple signals transmitted by the circuit board 40, and improve the anti-interference capability of the transmitted signals.

As a preferred embodiment, the interior of the case 10 is provided with an environmental indicator adapted to express the state of the interior environment of the case 10, and the case 10 is provided with an observation window 101 adapted to observe the environmental indicator.

In this embodiment, the structure of the environmental indicator is not particularly limited, and can provide information reflecting the internal state of the box 10 for the monitoring personnel, and as an implementation manner, the environmental indicator may be a lamp panel 60, the monitoring personnel can directly observe the environment inside the box 10 through the observation window 101, and the battery 61 for supplying power to the lamp panel 60 is also installed inside the box 10; as another embodiment, the environmental indicator may be a thermometer, and the monitoring personnel can read the temperature displayed by the thermometer through the observation window 101 to determine whether the circuit board 40 can work normally.

Based on the specific implementation manner, the working principle of the mining wireless internet of things base station in this embodiment is as follows:

the first case cover 11 and the second case cover 12 are fixedly connected to form an anti-collision case body 10. The circuit board 40 used by the mining wireless internet of things base station mainly comprises a power amplification module 401 and an FPGA chip 402, wherein the power amplification module 401 sequentially passes through the temperature equalization plate 31, the graphite sheet 32 and the first box cover 11 to emit heat to a mine environment, and the FPGA chip 402 sequentially passes through the heat pipe 30, the graphite sheet 32 and the first box cover 11 to emit heat to the mine environment.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. A heat exchange explosion-proof box, characterized by comprising:

a case (10);

the engraving plate (20) is arranged in the box body (10), a first side of the engraving plate (20) is connected with the inner wall of the box body (10), a connecting groove (21) suitable for installing a circuit board (40) is formed in a second side of the engraving plate (20), the first side of the engraving plate (20) is opposite to the second side, and an installing groove (22) penetrating through the engraving plate (20) is formed in the bottom of the connecting groove (21);

and the heat conduction structure is arranged in the mounting groove (22) and is suitable for exchanging heat between the box body (10) and the circuit board (40).

2. The heat exchange explosion proof tank according to claim 1, wherein the heat conducting structure comprises a heat pipe (30), a condensation section of the heat pipe (30) is connected with the tank body (10), an evaporation section of the heat pipe (30) is adapted to be connected with the circuit board (40),

and/or the heat conduction structure comprises a temperature equalization plate (31), one side of the temperature equalization plate (31) is connected with the box body (10), and the other side of the temperature equalization plate (31) is suitable for being connected with the circuit board (40).

3. The heat exchange explosion-proof box according to claim 2, wherein the heat pipe (30) comprises a first heat pipe (301) and a second heat pipe (302), and at least one of the first heat pipe (301) and the second heat pipe (302) is a bending piece.

4. The heat exchange explosion-proof box according to claim 1, wherein a graphite sheet (32) is connected between the first side of the engraving plate (20) and the inner wall of the box body (10), and the graphite sheet (32) is connected with the heat conducting structure.

5. The heat exchange explosion-proof box according to claim 1, wherein the box body (10) comprises a first box cover (11) and a second box cover (12), and the box body (10) is formed by fixedly connecting the first box cover (11) with the second box cover (12).

6. Heat exchange explosion-proof tank according to any one of claims 1-5, characterized in that the outer wall of the tank body (10) is fixed with hooks (13);

and/or the outer wall of the box body (10) is attached with a smooth coating.

7. The mining wireless internet of things base station is characterized by comprising:

a heat exchange explosion-proof tank as claimed in any one of claims 1 to 6;

and the circuit board (40) is clamped with the connecting groove (21) of the heat exchange explosion-proof box.

8. The mining wireless internet of things base station according to claim 7, wherein the circuit board (40) comprises a power amplification module (401) and an FPGA chip (402), the connection slot (21) comprises a first connection slot (211), the installation slot (22) comprises a first installation slot (221), the heat conduction structure comprises a first heat conduction structure, the first installation slot (221) is formed in the bottom of the first connection slot (211), the first heat conduction structure is installed in the first installation slot (221), and the power amplification module (401) is clamped into the first connection slot (211);

and/or the connecting groove (21) comprises a second connecting groove (212), the mounting groove (22) comprises a second mounting groove (222), the heat conduction structure comprises a second heat conduction structure, the second mounting groove (222) is formed in the bottom of the second connecting groove (212), the second heat conduction structure is mounted in the second mounting groove (222), and the FPGA chip (402) is clamped in the second connecting groove (212).

9. The mining wireless internet of things base station according to claim 8, characterized in that a heat exchanging element (50) is arranged between the power amplifying module (401) and the first heat conducting structure and/or between the FPGA chip (402) and the second heat conducting structure.

10. The mining wireless internet of things base station according to any of claims 7-9, characterized in that one end of the circuit board (40) facing away from the engraving plate (20) is connected with a signal isolation plate (41);

and/or an environment indicator suitable for expressing the internal environment state of the box body (10) is arranged in the box body (10), and the box body (10) is provided with an observation window (101) suitable for observing the environment indicator.