CN217036369U

CN217036369U - Power distribution cabinet with anti-electromagnetic pulse function based on communication system

Info

Publication number: CN217036369U
Application number: CN202220397716.XU
Authority: CN
Inventors: 吕海燕; 宋伟; 朱阳; 原源; 刘宏程
Original assignee: National University of Defense Technology
Current assignee: National University of Defense Technology
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-07-22
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a power distribution cabinet with an anti-electromagnetic pulse function based on a communication system. In the scheme, the heat dissipation plate is arranged at the top of the shielding cover, the shielding cover and the heat dissipation plate are made of copper plates, and the heat dissipation plate can be cooled through the fan assembly, so that heat inside the shielding cover can be cooled through heat conduction, the overall temperature of the shielding cover is reduced, heat accumulation inside the shielding cover is avoided, and the practicability of electronic components and the safety of the power distribution cabinet are improved; and through the dust screen of the both ends installation convenient to detach at the ventilation groove, at first can avoid the dust to fall on the surface of heating panel and lead to the circumstances of radiating effect variation, secondly can carry out the mounting box dismantlement to the dust screen fast, and the operating personnel of being convenient for clears up or changes the dust screen, alleviates intensity of labour.

Description

Power distribution cabinet with anti-electromagnetic pulse function based on communication system

Technical Field

The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet with an electromagnetic pulse resisting function based on a communication system.

Background

The power distribution cabinet is a final-stage device which is divided into a power distribution cabinet, a lighting distribution cabinet, a metering cabinet and other power distribution systems, electromagnetic pulse can be coupled with cables, leads, antennas and the like, and electromagnetic pulse energy is transferred to electronic equipment, so that the electronic equipment is failed or damaged, a circuit switch trips and a trigger overturns; the magnetic shielding device can demagnetize or distort a memory (a magnetic core, a magnetic drum, a magnetic tape and the like) working according to magnetic flux, destroy components or erase stored information and cause the closing of a transmission false signal, and has great harm, and a shielding cover made of a steel plate with the thickness of 9.5 mm or a copper plate with the thickness of 4 mm can provide high overall shielding efficiency.

At present in the switch board use, electronic component can produce the heat at the during operation, and because the shield cover generally does not set up or sets up the aperture, lead to the inside radiating effect of shield cover poor, influence electronic component's performance.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects in the prior art, embodiments of the present invention provide a power distribution cabinet with an electromagnetic pulse resisting function based on a communication system, so as to solve the problems that the inside heat dissipation effect of a shielding case is poor and the performance of an electronic component is affected.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a switch board that has anti electromagnetic pulse function based on communication system uses, includes the switch board shell, the positive movable mounting of switch board shell has the switch door, the inner wall fixed mounting of switch board shell has the shield cover, the fixed surface of switch door installs the shield plate, the top fixed mounting of shield cover has the heating panel, the top demountable installation of shield cover has fan assembly, the ventilation groove has been seted up to the side of switch board shell.

The number of the heating panels is a plurality, and the heating panels are arranged transversely and equidistantly.

The fan assembly is detachably mounted in the ventilation groove and comprises a first mounting frame, a mounting frame is fixedly mounted in the first mounting frame, and a radiating fan is fixedly mounted in the middle of the mounting frame.

The inner wall fixed mounting in ventilation groove has fixed fixture block, the equal demountable installation in the left and right sides in ventilation groove has the second installing frame, the inside integrated formation of second installing frame has the dust screen, the side cut has been seted up to the side of switch board shell, the inside movable mounting in side cut has fastening assembly.

The fastening assembly comprises a shifting column, a connecting plate is fixedly mounted on the back of the shifting column, a spring is fixedly mounted on one side of the connecting plate, an inclined square block is fixedly mounted on the other side of the connecting plate, one end of the spring is fixedly connected to the inside of the side groove, and one side of the inclined square block is of an inclined plane structure.

And a first clamping groove is formed in one side of the second mounting frame, and a second clamping groove is formed in the other side of the second mounting frame.

The size of the first clamping groove is matched with that of the fixed clamping block, and the size of the second clamping groove is matched with that of the inclined square block.

The technical scheme of the utility model has the following beneficial effects:

in the scheme, the heat dissipation effect in the shielding case is poor, the performance of the electronic element is influenced, at the moment, the heat dissipation plate is arranged at the top of the shielding case, the shielding case and the heat dissipation plate are made of copper plates, and the heat dissipation plate can be cooled through the fan assembly, so that the heat in the shielding case can be cooled through heat conduction, the overall temperature of the shielding case is reduced, heat accumulation in the shielding case is avoided, and the practical performance of the electronic element and the safety of the power distribution cabinet are improved; and through the dust screen of the both ends installation convenient to detach at the ventilation groove, at first can avoid the dust to fall on the surface of heating panel and lead to the circumstances of radiating effect variation, secondly can carry out the mounting box dismantlement to the dust screen fast, and the operating personnel of being convenient for clears up or changes the dust screen, alleviates intensity of labour.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the shielding case and the heat dissipation plate of the present invention;

FIG. 3 is a schematic view of a fan assembly according to the present invention;

FIG. 4 is a schematic view of the dust screen structure of the present invention;

fig. 5 is a schematic structural view of a fastening assembly and a second mounting frame of the present invention.

[ reference numerals ]

1. A power distribution cabinet housing; 2. opening and closing the door; 3. a shield case; 4. a shield plate; 5. a heat dissipation plate; 6. a fan assembly; 7. a ventilation slot; 8. fixing the fixture block; 9. a second mounting frame; 10. a dust screen; 11. a side groove; 12. a fastening assembly; 13. a first card slot; 14. a second card slot; 61. a first mounting frame; 62. a mounting frame; 63. a heat radiation fan; 121. shifting the column; 122. a connecting plate; 123. a spring; 124. and (5) sloping squares.

Detailed Description

To make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

The embodiment of the utility model provides a power distribution cabinet with an electromagnetic pulse resisting function based on a communication system, which comprises a power distribution cabinet shell 1 and is characterized in that a switch door 2 is movably mounted on the front surface of the power distribution cabinet shell 1, a shielding cover 3 is fixedly mounted on the inner wall of the power distribution cabinet shell 1, a shielding plate 4 is fixedly mounted on the surface of the switch door 2, a heat dissipation plate 5 is fixedly mounted on the top of the shielding cover 3, a fan assembly 6 is detachably mounted on the top of the shielding cover 3, and a ventilation groove 7 is formed in the side surface of the power distribution cabinet shell 1.

As shown in fig. 2 to fig. 3, the number of the heat dissipation plates 5 is several, the heat dissipation plates 5 are arranged in a transverse and equidistant manner, the fan assembly 6 is detachably mounted inside the ventilation slot 7, the fan assembly 6 includes a first mounting frame 61, a mounting frame 62 is fixedly mounted inside the first mounting frame 61, and a heat dissipation fan 63 is fixedly mounted in the middle of the mounting frame 62;

specifically, through the top installation heating panel 5 at shield cover 3, the material that utilizes shield cover 3 and heating panel 5 is the copper, can cool down heating panel 5 through fan assembly 6, make the inside heat of shield cover 3 can cool down through heat-conduction, thereby reduce the holistic temperature of shield cover 3, avoid the inside heat of shield cover 3 to pile up, improve electronic component's practicality and the security of switch board, and be transverse arrangement through the heating panel 5 that sets up, promote the radiating effect greatly, fan assembly 6 through setting up is in the both sides of ventilation groove 7, and convenient for maintain.

As shown in fig. 4 to 5, a fixed fixture block 8 is fixedly mounted on an inner wall of the ventilation groove 7, second mounting frames 9 are detachably mounted on both left and right sides of the ventilation groove 7, a dust screen 10 is integrally formed inside the second mounting frames 9, a side groove 11 is formed in a side surface of the power distribution cabinet housing 1, a fastening component 12 is movably mounted inside the side groove 11, the fastening component 12 includes a toggle column 121, a connecting plate 122 is fixedly mounted on a back surface of the toggle column 121, a spring 123 is fixedly mounted and connected on one side of the connecting plate 122, an oblique block 124 is fixedly mounted on the other side of the connecting plate 122, one end of the spring 123 is fixedly connected inside the side groove 11, one side of the oblique block 124 is of an oblique surface structure, a first clamping groove 13 is formed in one side of the second mounting frame 9, and a second clamping groove 14 is formed in the other side of the second mounting frame 9, the size of the first clamping groove 13 is matched with that of the fixed clamping block 8, and the size of the second clamping groove 14 is matched with that of the inclined square block 124;

specifically, when the dust screen 10 is taken down, the toggle column 121 is toggled leftwards, so that the rhombus 124 is separated from the second clamping groove 14, the left end of the dust screen 10 can be taken out, then the left end of the dust screen 10 is pulled, the dust screen 10 can be completely taken out, when the dust screen 10 is installed, the first clamping groove 13 at the right end of the dust screen 10 is combined with the fixed clamping block 8, then the left end is pressed, the second installation frame 9 is pressed against the inclined surface of the rhombus 124, so that the spring 123 is compressed, the rhombus 124 is combined with the second clamping groove 14, then the spring 123 rebounds, so that the dust screen 10 can be fastened, the installed dust screen 10 can avoid the situation that the heat dissipation effect is poor due to dust falling on the surface of the heat dissipation plate 5, the rapid installation box disassembly of the dust screen 10 can be realized through the installed fastening component 12, and an operator can clean or replace the dust screen 10 conveniently, the labor intensity is reduced.

The working process of the utility model is as follows:

the heat dissipation plate 5 is arranged at the top of the shielding cover 3, the shielding cover 3 and the heat dissipation plate 5 are made of copper plates, the heat dissipation plate 5 can be cooled through the fan assembly 6, so that heat inside the shielding cover 3 can be cooled through heat conduction, the overall temperature of the shielding cover 3 is reduced, heat accumulation inside the shielding cover 3 is avoided, the practicability of electronic elements and the safety of a power distribution cabinet are improved, the heat dissipation effect is greatly improved due to the fact that the heat dissipation plate 5 is transversely arranged, and maintenance is facilitated due to the fact that the fan assembly 6 is arranged on the two sides of the ventilation groove 7; when the dust screen 10 is taken down, the shifting column 121 is shifted to the left, so that the oblique square 124 is separated from the second clamping groove 14, and the left end of the dust screen 10 can be taken out, then the left end of the dust screen 10 is pulled to completely take out the dust screen 10, when the dust screen 10 is installed, the first clamping groove 13 at the right end of the dust screen 10 is firstly combined with the fixed clamping block 8, then, the left end is pressed, so that the second mounting frame 9 presses the inclined surface of the inclined block 124, so that the spring 123 is compressed, the oblique square block 124 can be combined with the second slot 14, and then the spring 123 rebounds to fasten the dust screen 10, so that the dust screen 10 can be mounted to avoid the situation that the dust falls on the surface of the heat dissipation plate 5 to cause the deterioration of the heat dissipation effect, the rapid mounting box disassembly of the dust screen 10 can be realized through the mounted fastening assembly 12, so that an operator can clean or replace the dust screen 10 conveniently, and the labor intensity is reduced.

In the scheme, the heat dissipation plate 5 is arranged at the top of the shielding cover 3, the shielding cover 3 and the heat dissipation plate 5 are made of copper plates, and the heat dissipation plate 5 can be cooled through the fan assembly 6, so that heat inside the shielding cover 3 can be cooled through heat conduction, the overall temperature of the shielding cover 3 is reduced, heat accumulation inside the shielding cover 3 is avoided, and the practicability of electronic components and the safety of a power distribution cabinet are improved; and through the dust screen 10 of installation convenient to detach at the both ends of ventilation slot 7, can avoid the dust to fall on the surface of heating panel 5 at first and lead to the condition of radiating effect variation, secondly can install and dismantle dust screen 10 fast, the operating personnel of being convenient for clears up or changes dust screen 10, alleviates intensity of labour.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," "connecting," and "connecting" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be directly connected, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a switch board that has anti electromagnetic pulse function based on communication system uses, includes switch board shell (1), its characterized in that, the positive movable mounting of switch board shell (1) has switch door (2), the inner wall fixed mounting of switch board shell (1) has shield cover (3), the fixed surface of switch door (2) installs shield plate (4), the top fixed mounting of shield cover (3) has heating panel (5), the top demountable installation of shield cover (3) has fan assembly (6), ventilation groove (7) have been seted up to the side of switch board shell (1).

2. The switch board with anti-electromagnetic pulse function based on communication system of claim 1, characterized in that the number of said heat dissipation plates (5) is several, and several of said heat dissipation plates (5) are all arranged in a horizontal and equidistant manner.

3. The power distribution cabinet with the function of resisting electromagnetic pulses for the communication system according to claim 1, wherein the fan assembly (6) is detachably installed inside the ventilation slot (7), the fan assembly (6) comprises a first installation frame (61), a mounting frame (62) is fixedly installed inside the first installation frame (61), and a heat dissipation fan (63) is fixedly installed in the middle of the mounting frame (62).

4. The power distribution cabinet based on the communication system and having the function of resisting electromagnetic pulse according to claim 1, wherein a fixing clamping block (8) is fixedly mounted on an inner wall of the ventilation groove (7), second mounting frames (9) are detachably mounted on left and right sides of the ventilation groove (7), a dust screen (10) is integrally formed inside the second mounting frames (9), a side groove (11) is formed in a side surface of a shell (1) of the power distribution cabinet, and a fastening assembly (12) is movably mounted inside the side groove (11).

5. The power distribution cabinet with the function of resisting electromagnetic pulses for the communication system according to claim 4, wherein the fastening assembly (12) comprises a toggle column (121), a connecting plate (122) is fixedly installed on the back surface of the toggle column (121), a spring (123) is fixedly installed and connected on one side of the connecting plate (122), an oblique block (124) is fixedly installed on the other side of the connecting plate (122), one end of the spring (123) is fixedly connected inside the side groove (11), and one side of the oblique block (124) is of an oblique surface structure.

6. The power distribution cabinet with the electromagnetic pulse resisting function based on the communication system as recited in claim 4, wherein a first card slot (13) is formed in one side of the second mounting frame (9), and a second card slot (14) is formed in the other side of the second mounting frame (9).

7. The power distribution cabinet with anti-electromagnetic pulse function based on the communication system of claim 6, wherein the size of the first card slot (13) is adapted to the fixed fixture block (8), and the size of the second card slot (14) is adapted to the size of the inclined block (124).