CN118042806A - Electromagnetic protection box and electromagnetic protection system - Google Patents

Abstract

The application relates to an electromagnetic protection box and an electromagnetic protection system. The electromagnetic protection box comprises a box body, a closing mechanism and one or more protection plates, wherein the box body is used for being embedded and installed in a wall body, and is provided with a first installation opening and a protection cavity communicated with the first installation opening; the sealing mechanism is detachably arranged at the first mounting opening to seal the protection cavity; the guard plate demountable installation is on closing mechanism, and when closing mechanism dismantles the back from the box, the guard plate can be installed and dismantlement on closing mechanism. The electromagnetic protection box can be embedded into a wall body, and the protection plate can be installed or detached after the sealing mechanism is detached, so that the protection thickness of the protection plate is increased or reduced, the protection thickness is convenient to adjust and operate, the protection plate is added in a quick replacement mode, the whole electromagnetic protection effect is effectively ensured, the practicability is higher, the protection thickness can be adjusted according to the protected piece, and waste caused by excessive thickness is avoided.

Description

Electromagnetic protection box and electromagnetic protection system

Technical Field

The application relates to the technical field of electromagnetic protection, in particular to an electromagnetic protection box and an electromagnetic protection system.

Background

In working environments such as power plants, electromagnetic protection boxes are required to reduce electromagnetic interference of control components, because long-time electromagnetic interference can directly influence the quality of the control components, the conductivity or magnetic permeability of the shell cover material is improved, the thickness of the shell wall is increased, and the electromagnetic shielding effect can be improved.

The traditional electromagnetic protection box benefits from the advantages of low manufacturing cost and the like, is widely applied, but the electromagnetic protection box is of an integrated structure, so that the thickness of the electromagnetic protection box needs to be increased for improving the protection effect, and if the electromagnetic protection thickness is changed, the electromagnetic protection box needs to be replaced integrally, and the protection thickness is inconvenient to adjust.

Disclosure of Invention

Based on the above, it is necessary to provide an electromagnetic protection box and an electromagnetic protection system for solving the problem that the thickness adjustment of the electromagnetic protection box is inconvenient.

An embodiment of the first aspect of the present application proposes an electromagnetic protection box comprising:

The box body is used for being embedded and installed in the wall body and is provided with a first installation opening and a protection cavity communicated with the first installation opening;

The sealing mechanism is detachably arranged at the first mounting opening to seal the protection cavity;

one or more guard plates removably mounted on the closure mechanism;

Wherein, when closing mechanism is dismantled from the box on, the guard plate can be in closing mechanism is last to be installed and dismantle.

In one embodiment, the closure mechanism comprises:

The mounting plate is detachably mounted at the first mounting port;

the accommodating groove is arranged on the side wall, close to the first mounting opening, of the mounting plate and is used for accommodating the protection plate;

the telescopic piece, telescopic piece one end is installed on the mounting panel, the other end of telescopic piece stretches into in the holding tank be used for right the guard plate carries out the butt.

In one embodiment, the electromagnetic protection box further comprises an inspection mechanism for inspecting the inspected part in the protection chamber, the inspection mechanism comprising:

The extending channel is arranged on the sealing mechanism and the protection plate and is used for communicating the external space of the box body with the protection cavity;

The extending port of the operating glove is connected to one end of the extending channel, which is connected with the protection cavity;

the plugging piece is detachably connected to the extending channel and used for switching the opening and closing state of the extending channel.

In one embodiment, the maintenance mechanism further comprises a camera assembly mounted on an inner wall of the closing mechanism facing the protection chamber, and the camera assembly is used for monitoring the position state of the protected piece in the protection chamber.

In one embodiment, the electromagnetic protection box further comprises a heat dissipation mechanism, wherein the heat dissipation mechanism is used for dissipating heat of the protection cavity; the heat dissipation mechanism includes:

the exhaust channel is arranged on the box body and is communicated with the protection cavity and the external space;

the exhaust fan is arranged in the protection cavity, and the blowing wind direction of the exhaust fan faces to the exhaust channel.

In one embodiment, the exhaust passage includes:

the air guide wire grooves are formed in the box body and are communicated with the protection cavity;

The exhaust groove is formed in the box body, the setting direction of the air guide wire groove is intersected with the setting direction of the exhaust groove, one end of the exhaust groove is communicated with all the air guide wire grooves, and the other end of the exhaust groove is communicated with the external space.

In one embodiment, the box body is provided with an elastic embedding plate, the elastic embedding plate is connected with the box body, and the elastic embedding plate is used for being elastically abutted between the box body and the wall body.

In one embodiment, the electromagnetic protection box further includes a position detection mechanism, the position detection mechanism is used for detecting the position state of the box body and the wall body, and the position detection mechanism includes:

The mounting groove is formed in the outer wall of the box body, which is away from the sealing mechanism;

The pressure detection piece is provided with a connecting end and a detection end, the connecting end is in sliding connection with the mounting groove, and the detection end is used for being abutted against the wall body;

The elastic piece is arranged between the mounting groove and the pressure detection piece, and the pressure detection piece is used for detecting a pressure value between the end part of the elastic piece and the wall body;

when the box body is installed in place in the wall body, the pressure detection piece responds to the elastic force of the elastic piece to keep a certain detection pressure value to be abutted against the wall body.

In one embodiment, the position detecting mechanism further comprises an alarm, the alarm is mounted on the box body, the alarm is in communication connection with the pressure detecting member, and the alarm adjusts the alarm state according to the detected pressure value of the pressure detecting member.

An embodiment of the second aspect of the present application provides an electromagnetic protection system, which includes a wall, a protected piece, and the electromagnetic protection box described above, wherein the electromagnetic protection box is embedded into the wall, and the protected piece is placed in the electromagnetic protection box.

Above-mentioned electromagnetic protection case and electromagnetic protection system, electromagnetic protection case can be with the box embedded to the wall body in, can install or dismantle the guard plate through dismantling closing mechanism to increase or reduce the protective thickness of guard plate, protective thickness adjusts convenient operation, adds the guard plate with realizing quick replacement, has effectively guaranteed holistic electromagnetic protection effect, and the practicality is stronger. And when guaranteeing electromagnetic protection effect, the protection thickness can be adjusted according to being protected the piece, avoids the thickness to be too thick to cause extravagant.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an electromagnetic protection box according to an embodiment of the application.

Fig. 2 is a schematic longitudinal section of an electromagnetic protection box according to an embodiment of the application.

FIG. 3 is a schematic cross-sectional view of an electromagnetic shielding box according to an embodiment of the application.

Fig. 4 is a schematic structural view of a closing mechanism according to an embodiment of the present application.

Fig. 5 is a schematic view illustrating positions of a telescopic member and a protection plate according to an embodiment of the present application.

Fig. 6 is a schematic structural diagram of a heat dissipation mechanism according to an embodiment of the application.

Fig. 7 is a schematic view illustrating the position of an exhaust passage according to an embodiment of the present application.

Fig. 8 is a schematic position diagram of a position detecting mechanism according to an embodiment of the application.

Fig. 9 is a schematic structural diagram of a position detecting mechanism according to an embodiment of the present application.

In the figure:

1. A case; 11. a first mounting port; 12. an elastic embedding plate; 13. a protective chamber;

2. a closing mechanism; 22. a mounting plate; 23. a receiving groove; 24. a telescoping member;

3. A protection plate;

4. an overhaul mechanism; 41. extend into the channel; 42. an operating glove; 43. a blocking member; 44. a camera assembly;

5. A heat dissipation mechanism; 51. an exhaust passage; 511. an air guide wire groove; 512. an exhaust groove; 52. an exhaust fan;

6. A position detecting mechanism; 61. a mounting groove; 62. a pressure detecting member; 621. a slide block; 622. a bonding block; 623. a pressure sensor; 63. an elastic member; 64. an alarm; 65. detecting an installation block;

7. a wall body.

Detailed Description

In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. The present application may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the application, whereby the application is not limited to the specific embodiments disclosed below.

In the description of the present application, it should be understood that, if any, these terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., are used herein with respect to the orientation or positional relationship shown in the drawings, these terms refer to the orientation or positional relationship for convenience of description and simplicity of description only, and do not indicate or imply that the apparatus or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the application.

Furthermore, the terms "first," "second," and the like, if any, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the terms "plurality" and "a plurality" if any, mean at least two, such as two, three, etc., unless specifically defined otherwise.

In the present application, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly. For example, the two parts can be fixedly connected, detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present application, unless expressly stated or limited otherwise, the meaning of a first feature being "on" or "off" a second feature, and the like, is that the first and second features are either in direct contact or in indirect contact through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that if an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. If an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein, if any, are for descriptive purposes only and do not represent a unique embodiment.

In the following embodiments, the case may be configured as a rectangular parallelepiped structure, and a space rectangular coordinate system is established with the length, width, and height of the rectangular parallelepiped as the X-axis, Y-axis, and Z-axis, respectively, the first direction may be along the X-axis direction, the second direction may be along the Y-axis direction, and the third direction may be along the Z-axis direction, and the following embodiments may refer to the present coordinate system.

Referring to fig. 1-2, fig. 1 is a schematic diagram illustrating an overall structure of an electromagnetic protection box according to an embodiment of the application. Fig. 2 shows a schematic longitudinal section of an electromagnetic protection box according to an embodiment of the application. The electromagnetic protection box provided by the embodiment of the application comprises a box body 1, a closing mechanism 2 and one or more protection plates 3, wherein the box body 1 is embedded and installed in a wall body 7, the box body 1 is provided with a first installation opening 11 and a protection cavity 13, the first installation opening 11 is communicated with the protection cavity 13, the first installation opening 11 can be exposed out of the wall body 7, namely, the box body 1 can be embedded in the wall body 7, and side auxiliary isolation can be performed by utilizing the wall body 7. The closing mechanism 2 is detachably mounted at the first mounting opening 11 to close the shielding chamber 13, and the shielding plate 3 is detachably mounted on the closing mechanism 2 to increase or decrease the shielding thickness.

So set up, when closing mechanism 2 is dismantled from box 1 back to form sufficient operating space, guard plate 3 can be installed and dismantle on closing mechanism 2, in order to increase or reduce the protective thickness, the quantity realization of guard plate 3 is increased or reduced to protective thickness accessible promptly, perhaps also accessible change the guard plate 3 of different thickness and realize. After the protection plate 3 is disassembled and assembled, the sealing mechanism 2 can be reinstalled on the sealing mechanism 2, the protection plate 3 is arranged in the protection cavity 13 so as to be matched with the wall 7, and electromagnetic protection is formed on the protected piece in the protection cavity 13.

This embodiment is embedded to wall body 7 with box 1 in, can carry out the installation or the dismantlement of guard plate 3 after dismantling closing mechanism 2 to increase or reduce the protective thickness of guard plate 3, protective thickness adjusts convenient operation, adds guard plate 3 with realizing quick replacement, has effectively guaranteed holistic electromagnetic protection effect, and the practicality is stronger. And when guaranteeing electromagnetic protection effect, the protection thickness can be adjusted according to being protected the piece, avoids the thickness to be too thick to cause extravagant.

In the present embodiment, the connection between the closing mechanism 2 and the case 1 may be, but not limited to, bolting, clamping or bonding. The connection between the protection plate 3 and the closing mechanism 2 may be, but not limited to, bolting, clamping or bonding. The size of the protection plate 3 may be equal to the size of the first mounting opening 11, or the size of the protection plate 3 may be slightly smaller than the size of the first mounting opening 11, so that the protection plate 3 shields the first mounting opening 11 to form a good electromagnetic protection effect. The outside of the case 1 is coated with a copper coating, and the surface of the shielding plate 3 may be coated with a copper coating. The protected piece may be, but is not limited to, a control assembly.

Referring to fig. 3, fig. 3 is a schematic diagram showing a cross section of an electromagnetic protection box according to an embodiment of the present application. In some embodiments, the closing mechanism 2 includes a mounting plate 22, a receiving groove 23 and a telescopic member 24, where the mounting plate 22 is detachably mounted at the first mounting opening 11, that is, the mounting plate 22 is supported by the case 1, and the mounting plate 22 can cover and close the first mounting opening 11. The holding groove 23 is arranged on the side wall of the mounting plate 22, which is close to the inner wall of the first mounting opening 11, the holding groove 23 is used for holding the protection plate 3, and after the mounting plate is disassembled and removed from the protection cavity 13 by a certain distance, the protection plate 3 can be inserted into the holding groove 23 or taken out from the holding groove 23. One end of the telescopic piece 24 is installed on the installation plate 22, and the other end of the telescopic piece 24 stretches into the accommodating groove 23 to be used for abutting and fixing the protection plate 3.

So arranged, when the closure mechanism 2 is detached from the case 1, the end of the expansion member 24 and the notch of the accommodation groove 23 can be exposed for the operator to operate. The telescopic member 24 is retractable to be separated from the shielding plate 3, and the shielding plate 3 is taken out or inserted from the receiving groove 23. After the protective thickness of the protective plate 3 is adjusted, the telescopic member 24 can be extended to abut against the protective plate 3, and fasten the protective plate 3 again.

In this embodiment, the box 1 is embedded and installed into the wall 7 along the first direction, the first installation opening 11 is opened along the first direction, the closing mechanism 2 can be moved out of the first installation opening 11 along the first direction, the accommodating groove 23 can be opened along the third direction, the protection plate 3 is inserted into or moved out of the accommodating groove 23 along the third direction, and the third direction is intersected with the first direction, so that the moving-out opening direction of the closing mechanism 2 and the inserting direction of the protection plate 3 are in different directions, the requirement on the operation space is reduced, and the replacement operation is more convenient. The mounting panel 22 has certain thickness, and mounting panel 22 accessible protection cavity 13 is sliding connection mutually with box 1, and its slip direction can follow first direction to make the closing mechanism 2 more firm with the connection of box 1, reduce the protection space, and the open end of first installing port 11 can be at least with wall body 7 looks parallel and level, or in the wall body 7 is retracted, can make closing mechanism 2 wholly all establish the cooperation with wall body 7 mutually, improves the protection effect to the protected piece.

Referring to fig. 4-5, in some embodiments, the telescoping member 24 may include a bolt 241, the head of the bolt 241 may be positioned within the guard chamber 13, and the tail of the bolt 241 may extend through the side wall of the mounting plate 22 into the receiving slot 23 to abut the guard plate 3. The bolt 241 is in threaded connection with the mounting plate 22 to form a telescopic structure, and the distance between the tail of the bolt 241 and the protection plate 3 can be adjusted by forward rotation or reverse rotation of the bolt 241.

The telescopic member 24 may further include a pressing plate 242, the pressing plate 242 is connected to a tail portion of the bolt 241, and the bolt 241 may abut against the protection plate 3 through the pressing plate 242. The size of the pressing plate 242 is larger than the radial size of the bolt 241, the abutting action area of the bolt 241 and the protection plate 3 can be increased by installing the pressing plate 242, the position of the protection plate 3 is more stable, displacement is reduced, and abutting damage of the bolt 241 to the protection plate 3 is also reduced. The telescopic piece 24 can further comprise a hand wheel, the hand wheel can be connected to the head of the bolt 241, an operator can drive the bolt 241 to rotate by rotating the hand wheel, and therefore the distance between the tail of the bolt 241 and the protection plate 3 is adjusted, and the adjustment and the use are more convenient.

Referring to fig. 2-4, in some embodiments, the electromagnetic protection box further includes an inspection mechanism 4, where the inspection mechanism 4 is used for inspecting the protected piece in the protection chamber 13, the inspection mechanism 4 includes an extending channel 41, an operating glove 42 and a blocking piece 43, the extending channel 41 is opened on the sealing mechanism 2 and the protection plate 3, and the extending channel 41 is used for communicating the external space of the box 1 with the protection chamber 13 for the hand of the operator to pass through. The operation glove 42 is arranged in the protection chamber 13, the extending opening of the operation glove 42 is connected to one end of the extending channel 41 connected with the protection chamber 13, and the inner cavity of the operation glove 42 is communicated with the extending channel 41. The operating glove 42 may be, but not limited to, a rubber material. The blocking member 43 is detachably connected to the extension channel 41, which connection may be, but not limited to, a threaded connection, a snap-fit connection or a magnetically attractive connection, and the blocking member 43 is used to switch the extension channel 41 to the open and closed state.

So set up, when the needs are overhauld by the guard in the box 1, can open shutoff piece 43, the operator's hand is through stretching into passageway 41 wearable operation gloves 42 and is overhauld the operation to being protected. When the maintenance is completed, the plugging piece 43 is closed again, so that the integral opening operation of the closing mechanism 2 and the protection plate 3 is reduced, and the exposure range of the protected piece is reduced. The embodiment is convenient to operate, and can be used for operation control maintenance operation after the plugging piece 43 is quickly detached, so that maintenance work is more rapid and efficient.

In this embodiment, the plugging member 43 may include a mounting post and a rotating disc, the mounting post is in threaded connection with the extending channel 41, the rotating disc is disposed in the external space, the rotating disc is fixedly connected to the mounting post, and the mounting post can be detached or mounted in the extending channel 41 by rotating the rotating disc, so that the disassembly and assembly are rapid and convenient.

Referring to fig. 2-4, in some embodiments, the maintenance mechanism 4 further includes a camera assembly 44, where the camera assembly 44 is mounted on an inner wall of the closing mechanism 2 facing the protection chamber 13, and the camera assembly 44 is used to monitor a position state of a protected part in the protection chamber 13, that is, a position and a working state of the protected part in the protection chamber 13 can be monitored in real time through the camera assembly 44, and when an abnormality is found, an operator can extend a hand into the operation glove 42 and coordinate with the camera assembly 44 to determine an operation position to perform maintenance operation on the protected part.

In this embodiment, the camera assembly 44 may include a camera and a display screen that are communicatively connected, where the camera is mounted on an inner wall of the sealing mechanism 2 facing the protection chamber 13, and the camera collects a position or a working state of a part to be protected and then transmits the position or the working state to the display screen for display, so that an operator can look over and monitor the outside of the case 1.

Referring to fig. 2 and 6-7, in some embodiments, the electromagnetic protection box further includes a heat dissipation mechanism 5, where the heat dissipation mechanism 5 is used to dissipate heat from the protection chamber 13; the heat dissipation mechanism 5 includes an exhaust passage 51 and an exhaust fan 52, the exhaust passage 51 is opened on the case 1, and the exhaust passage 51 communicates the protection chamber 13 with the external space, so that the gas circulates between the protection chamber 13 and the external space. The exhaust fan 52 is installed in the protection chamber 13, and the wind direction of the exhaust fan 52 is toward the exhaust passage 51.

So set up, when protection cavity 13 or by the guard need dispel the heat, can open exhaust fan 52, increase the gas flow in the protection cavity 13, form the pressure-fired state in protection cavity 13, the steam in the protection cavity 13 can be in time discharged in the exhaust passage 51, and the low temperature gas in external space also can flow back in the protection cavity 13, can improve the radiating effect to protection cavity 13 and by the guard.

In this embodiment, the exhaust fan 52 includes a driving member detachably mounted on the inner wall of the case 1, and an impeller in driving connection with the driving member, and the driving member drives the impeller to rotate to blow air in the protection chamber 13. The driving member may be, but not limited to, a motor, and the exhaust fan 52 may further include a connection frame connected to the inner wall of the cabinet 1, and the driving member may be mounted on the inner wall of the cabinet 1 through the connection frame.

Referring to fig. 6-7, in some embodiments, the exhaust channel 51 includes a plurality of air-guiding grooves 511 and an exhaust groove 512, the air-guiding grooves 511 are all formed on the case 1, the air-guiding grooves 511 are all communicated with the protection chamber 13, the air-guiding grooves 511 may be arranged in parallel along the first direction, and the air-guiding grooves 511 are provided with a plurality of air-guiding grooves or wires, so as to increase the area of the air-guiding grooves or wires, so as to meet the use requirement of each position in the protection chamber 13. The exhaust groove 512 is formed on the case 1, and the setting direction of the air guide groove 511 is intersected with the setting direction of the exhaust groove 512, so that the air guide groove 511 and the exhaust groove 512 are formed along different directions, one end of the exhaust groove 512 is communicated with all the air guide grooves 511, the other end of the exhaust groove 512 is communicated with the external space, that is, the air in the protection chamber 13 can flow into the external space after passing through the air guide grooves 511 and the exhaust groove 512.

In this embodiment, the air guide wire groove 511 can extend along the third direction and set up, and the air guide wire groove 511 can be used for threading work, has guaranteed the structure protection effect, and the structural function is more perfect, simple structure. The cross-sectional shape of the air-guide wire groove 511 in the third direction may be a zigzag shape, such as a Z-shape, an M-shape, or a wave shape. The exhaust groove 512 can be arranged along the first direction, the air guide and wire groove 511 and the exhaust groove 512 are arranged along different directions, the air flow path between the protection cavity 13 and the external space can be increased, the whole opening is small in volume, the external impurities are reduced, and the electromagnetic protection effect on the protected piece is guaranteed.

Referring to fig. 8, in some embodiments, an elastic embedding plate 12 is disposed on the case 1, the elastic embedding plate 12 is connected with the case 1, the elastic embedding plate 12 is used for elastically abutting between the case 1 and the wall 7, that is, after the case 1 is embedded into the wall 7, the elastic embedding plate 12 can elastically abut with the case 1 and the wall 7 respectively, so that the connection stability between the case 1 and the wall 7 can be improved, rigid contact between the case 1 and the wall 7 can be reduced, and collision damage can be reduced.

In this embodiment, the elastic embedding plates 12 may be disposed on two sides of the case 1 along the second direction, where the second direction intersects with the first direction and the third direction in pairs, so that elastic support can be performed on two sides of the case 1 in the embedding process of the case 1 along the first direction, and the embedding process of the case 1 is more bonded and stable.

The free end of the elastic embedding plate 12 may be inclined toward the first mounting opening 11 to reduce the position interference between the elastic embedding plate 12 and the wall 7, so that the elastic embedding plate 12 is more easily abutted between the box 1 and the wall 7. The elastic embedding plates 12 are arranged in a plurality along the first direction, and the elastic embedding plates 12 can elastically abut against different positions of the box body 1, so that the elastic acting force between the box body 1 and the wall body 7 is more uniform.

Referring to fig. 8-9, in some embodiments, the electromagnetic protection box further includes a position detection mechanism 6, the position detection mechanism 6 is used for detecting the position states of the box body 1 and the wall body 7, the position detection mechanism 6 includes a mounting groove 61, a pressure detection member 62 and an elastic member 63, the mounting groove 61 is formed in the outer wall of the box body 1 facing away from the sealing mechanism 2, and a notch of the mounting groove 61 is arranged towards the wall body 7.

The pressure detecting member 62 has a connecting end slidably connected to the mounting groove 61 and a detecting end for abutting against the wall 7. The elastic member 63 is provided between the mounting groove 61 and the pressure detecting member 62, and the pressure detecting member 62 is used to detect a pressure value between an end of the elastic member 63 and the wall 7.

So configured, when the case 1 is installed in place in the wall 7, the pressure detecting member 62 is abutted against the wall 7 in response to the elastic force of the elastic member 63, and the detected pressure value of the pressure detecting member 62 is maintained within a certain pressure range, which can be noted as a preset pressure range. That is, the pressure detecting member 62 can judge whether the case 1 and the wall 7 are mounted in place by detecting whether the pressure value between the end of the elastic member 63 and the wall 7 satisfies the preset pressure range. Moreover, when the box body 1 and the wall body 7 shake and separate or are stolen and moved out, the detection pressure value of the pressure detection piece 62 can be obviously smaller than the preset pressure range, so that an operator can check the detection pressure value and then timely adjust the position of the box body 1, and the anti-theft and anti-drop detection work is facilitated.

In this embodiment, the case 1 is embedded and mounted in the wall 7 along the first direction, the first mounting opening 11 is opened along the first direction, and the mounting groove 61 may be opened on the case 1 along the first direction.

Referring to fig. 8-9, in some embodiments, the position detecting mechanism 6 further includes an alarm 64, where the alarm 64 is mounted on the case 1, the alarm 64 is communicatively connected to the pressure detecting member 62, and the alarm 64 adjusts the alarm state according to the detected pressure value of the pressure detecting member 62, that is, when the detected pressure value of the pressure detecting member 62 will be significantly smaller than the preset pressure range, the alarm 64 will start to alarm, so that the operator can recognize in time, so as to quickly adjust the position of the case 1, and also reduce the theft risk of the electromagnetic protection case.

In this embodiment, the alarm 64 includes a buzzer and a controller, where the buzzer and the pressure detecting member 62 are both connected to the controller, and the controller can compare the detected pressure value of the pressure detecting member 62 with a preset pressure range, and when the detected pressure value of the pressure detecting member 62 is smaller than the preset pressure range, the controller sends a start signal to the buzzer to start the buzzer to alarm. The alarm 64 may be installed at a position of the case 1 near the exhaust passage 51 so that sound waves may pass through the exhaust passage 51 to the outside space for an operator to recognize in time, thereby reducing the wiring length of the alarm 64.

Referring to fig. 6 and 8-9, in some embodiments, the position detecting mechanism 6 may include a detecting mounting block 65, the mounting groove 61 may be formed on the detecting mounting block 65, and a limiting flange may be disposed at a notch of the mounting groove 61, where the limiting flange may be used to limit the pressure detecting member 62 to avoid falling out. The pressure detection piece 62 can include slider 621, laminating piece 622 and pressure sensor 623, slider 621 and mounting groove 61 sliding connection, elastic component 63 presss from both sides and installs between the bottom of slider 621 and mounting groove 61, laminating piece 622 sliding connection is on slider 621, the link of pressure sensor 623 is connected on laminating piece 622, the detection end laminating of pressure sensor 623 is on slider 621, when the installation is put in place in box 1 embedding wall body 7, laminating piece 622 is under the promotion effect of elastic component 63 and slider 621 with wall body 7 looks butt, pressure sensor 623 presss from both sides and establishes and carry out pressure detection between slider 621 and laminating piece 622, through setting up slider 621 and laminating piece 622 can increase the area of action of pressure sensor 623 and wall body 7 and elastic component 63 for pressure sensor 623 detects the pressure between elastic component 63 and the wall body 7 more evenly accurate, box 1 rocks alright by pressure detection piece 62 detects the discernment, the practicality is stronger.

The electromagnetic protection system provided by the embodiment of the other aspect of the application comprises the wall body 7, the protected piece and the electromagnetic protection box, wherein the electromagnetic protection box is embedded into the wall body 7, the protected piece is placed in the electromagnetic protection box, so that the box body 1 can be embedded into the wall body 7, the side part of the wall body 7 can be used for auxiliary isolation, the protection plate 3 can be installed or detached by opening or closing the sealing mechanism 2, the protection thickness of the protection plate 3 is adjusted, the protection thickness is convenient to adjust and operate, the protection plate 3 is added in a quick replacement mode, the integral electromagnetic protection effect is effectively ensured, and the practicability is higher. And the electromagnetic protection effect is ensured, meanwhile, the waste caused by the excessive thickness is avoided, and the electromagnetic protection device can be adjusted according to the protected device.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.

Claims (10)

1. An electromagnetic protection box, characterized in that it comprises:

The box body (1), the box body (1) is used for being embedded and installed in the wall body (7), and the box body (1) is provided with a first installation opening (11) and a protection cavity (13) communicated with the first installation opening (11);

the sealing mechanism (2) is detachably arranged at the first mounting opening (11) so as to seal the protection cavity (13);

one or more protection plates (3), wherein the protection plates (3) are detachably arranged on the closing mechanism (2);

Wherein, when the closing mechanism (2) is detached from the box body (1), the protection plate (3) can be mounted and detached on the closing mechanism (2).

2. The electromagnetic protection box according to claim 1, characterized in that the closing mechanism (2) comprises:

A mounting plate (22), wherein the mounting plate (22) is detachably arranged at the first mounting port (11);

The accommodating groove (23) is formed in the side wall, close to the first mounting opening (11), of the mounting plate (22), and the accommodating groove (23) is used for accommodating the protection plate (3);

the telescopic piece (24), telescopic piece (24) one end is installed on mounting panel (22), the other end of telescopic piece (24) stretches into in holding tank (23) be used for carrying out the butt to guard plate (3).

3. The electromagnetic protection box according to claim 1, characterized in that it further comprises an inspection mechanism (4), said inspection mechanism (4) being used for inspecting the protected piece inside the protection chamber (13), said inspection mechanism (4) comprising:

The extending channel (41), the extending channel (41) is arranged on the sealing mechanism (2) and the protection plate (3), and the extending channel (41) is used for communicating the external space of the box body (1) with the protection cavity (13);

an operation glove (42), wherein an extending port of the operation glove (42) is connected to one end of the extending channel (41) connected with the protection cavity (13);

The plugging piece (43) is detachably connected to the extending channel (41), and the plugging piece (43) is used for switching the opening and closing state of the extending channel (41).

4. An electromagnetic protection box according to claim 3, characterized in that the service mechanism (4) further comprises a camera assembly (44), the camera assembly (44) being mounted on an inner wall of the closing mechanism (2) facing the protection chamber (13), the camera assembly (44) being used for monitoring the position status of the protected piece in the protection chamber (13).

5. The electromagnetic protection box according to claim 1, characterized in that it further comprises a heat dissipation mechanism (5), said heat dissipation mechanism (5) being adapted to dissipate heat from said protection chamber (13); the heat dissipation mechanism (5) includes:

The exhaust channel (51) is arranged on the box body (1), and the exhaust channel (51) is communicated with the protection cavity (13) and the external space;

And the exhaust fan (52) is arranged in the protection cavity (13), and the blowing wind direction of the exhaust fan (52) faces the exhaust channel (51).

6. The electromagnetic protection box as set forth in claim 5, wherein the exhaust passage (51) includes:

The air guide and wire grooves (511) are formed in the box body (1), and the air guide and wire grooves (511) are communicated with the protection cavity (13);

the exhaust groove (512), exhaust groove (512) are seted up on box (1), the setting direction of air guide wire groove (511) with the setting direction of exhaust groove (512) is crossing, exhaust groove (512) one end with all air guide wire groove (511) are linked together, the other end with external space is linked together.

7. The electromagnetic protection box according to claim 1, characterized in that an elastic embedding plate (12) is arranged on the box body (1), the elastic embedding plate (12) is connected with the box body (1), and the elastic embedding plate (12) is used for being elastically abutted between the box body (1) and the wall body (7).

8. The electromagnetic protection box according to claim 1, characterized in that the electromagnetic protection box further comprises a position detection mechanism (6), the position detection mechanism (6) being configured to detect a position state of the box body (1) and the wall body (7), the position detection mechanism (6) comprising:

The mounting groove (61) is formed in the outer wall of the box body (1) deviating from the sealing mechanism (2);

The pressure detection piece (62), the pressure detection piece (62) is provided with a connecting end and a detection end, the connecting end is in sliding connection with the mounting groove (61), and the detection end is used for being abutted against the wall body (7);

An elastic member (63), the elastic member (63) being disposed between the mounting groove (61) and the pressure detecting member (62); the pressure detection piece (62) is used for detecting a pressure value between the end part of the elastic piece (63) and the wall body (7);

When the box body (1) is installed in place in the wall body (7), the pressure detection piece (62) responds to the elastic force of the elastic piece (63) to keep a certain detection pressure value to be abutted against the wall body (7).

9. The electromagnetic protection box according to claim 8, characterized in that the position detection mechanism (6) further comprises an alarm (64), the alarm (64) being mounted on the box body (1), the alarm (64) being in communication with the pressure detection member (62), the alarm (64) adjusting the alarm state according to the pressure value.

10. An electromagnetic protection system, characterized by comprising a wall (7), a protected piece and an electromagnetic protection box according to any one of claims 1-9, said electromagnetic protection box being embedded in said wall (7), said protected piece being placed in said electromagnetic protection box.