CN220511532U - Electromagnetic compatibility control box - Google Patents

Abstract

The utility model provides an electromagnetic compatibility control box, which comprises an outer box, wherein an inner cavity for installing an electric element is fixed inside the outer box, a box door is rotatably installed on the outer surface of the outer box, air channels are arranged on two sides of the inner wall of the outer box and the outer wall of the inner cavity, a shielding layer is arranged on the inner wall of the inner cavity, a rain shielding top cover is covered on the top of the outer box, supporting columns are fixed at four corners of the bottom of the outer box, a bottom plate is sleeved on the surface of each supporting column in a sliding manner, the rain shielding top cover is driven to be opened and closed through a driving mechanism under the action of the rain shielding top cover, the heat dissipation effect and daily rainproof protection are enhanced, compared with the prior art, the heat dissipation effect on the inner cavity is improved through a water cooling heat dissipation and air cooling heat dissipation matching mode, the air cooling can be opened through the driving mechanism as required, the outer wall of the inner cavity is not influenced by the shielding layer structure in the inner cavity, and the electromagnetic compatibility is good.

Description

Electromagnetic compatibility control box

Technical Field

The utility model relates to the technical field of electromagnetic compatibility control boxes, in particular to an electromagnetic compatibility control box.

Background

Electromagnetic compatibility (EMC) refers to the ability of a device or system to operate satisfactorily in its electromagnetic environment and not create intolerable electromagnetic interference with any device in its environment. Thus, EMC includes two requirements: on one hand, electromagnetic interference generated by equipment on the environment in the normal operation process cannot exceed a certain limit value; on the other hand, the device has a certain degree of immunity, namely electromagnetic sensitivity, to electromagnetic interference existing in the environment. Electromagnetic compatibility various electric or electronic equipment meets the normal working capacity of design requirements in a common space with complex electromagnetic environment by a specified safety coefficient. Also known as electromagnetic compatibility. Under normal conditions, the control box mostly adopts a fully-closed structure for realizing the functions of rain prevention and electromagnetic compatibility protection, but the control box brings additional problems that if the heat productivity of the equipment is large, the damage to electric elements is easy to cause by simply relying on natural heat dissipation.

Patent CN206442663U proposes an electromagnetic compatibility control box, be equipped with the bleeder vent on the protective structure, be equipped with the dustproof eaves of decurrent in bleeder vent top, can effectually dispel the heat, the inside radiator unit that is equipped with of inner bag, temperature sensor real-time supervision temperature in the inner bag, when the temperature exceeded the setting value, control the fan start that dispels the heat, forced heat dissipation, can only adopt the heat dissipation mode of heat conduction area, derive the heat in the inner bag through the heat conduction area, distribute to the external world, guarantee the long-time normal steady work of each components and parts in the box.

The technical scheme disclosed in the above patent document adopts a ventilation and heat dissipation mode to dissipate heat in the box, but wind power heat dissipation generally needs to be provided with two ventilation openings, one for air inlet and one for air outlet, and for a sealed space, the electromagnetic compatibility performance in the box can be influenced by the provision of more ventilation openings, and the cooling in the sealed environment cannot be satisfied by common ventilation and fan blowing heat dissipation, so that heat accumulation is easily caused, and the normal use of electric elements in the control box is influenced.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide an electromagnetic compatibility control box so as to solve the problems in the background art, the electromagnetic compatibility control box is novel in structure, the heat dissipation effect on an inner cavity is improved through a water cooling heat dissipation and air cooling heat dissipation matching mode, air cooling can be started through a driving mechanism according to requirements, the outer wall of the inner cavity is blown, the shielding layer structure in the inner cavity cannot be affected, and the electromagnetic compatibility of the electromagnetic compatibility control box is good.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides an electromagnetic compatibility control box, includes the outer box, the inner chamber of installation electrical component is fixed with to the inner box inside, rotate on the outer surface of outer box and install the chamber door, and the both sides of outer inner wall and inner chamber outer wall are equipped with the wind channel, the inner wall of inner chamber is equipped with the shielding layer, outer box top is covered with and hides rain top cap, and outer bottom of the case four corners department is fixed with the support column, the bottom plate has been cup jointed in the slip on the surface of support column, be equipped with on the outer wall of outer box both sides and drive top cap and bottom plate and open and close the convenient actuating mechanism to the inner chamber heat dissipation in step.

Further, be fixed with the snakelike copper pipe on the inner chamber inner wall, and the inside packing of snakelike copper pipe has the coolant liquid, the sealing washer has been cup jointed in the fixed cover in inner chamber top of wearing out in snakelike copper pipe's both ends, and is fixed with the coolant tank on the outer wall of outer case back, snakelike copper pipe's both ends and coolant tank intercommunication.

Further, a temperature sensor is fixed on the side wall inside the inner cavity.

Further, a fan row is fixed at the top of the air duct corresponding to the outer box, and a ventilation port is formed at the bottom of the air duct corresponding to the outer box.

Further, heat conducting strips are fixed on the outer walls of the two sides of the inner cavity corresponding to the air duct.

Further, sealing blocks are fixed at positions of the bottom plate corresponding to the two ventilation ports, and the sealing blocks can be inserted into the ventilation ports in a sealing mode.

Further, actuating mechanism includes the gear, install the gear through the bearing rotation on the outer wall of outer case both sides, and the outer case corresponds the fixed mounting in position of gear and have the motor, the motor output is fixed with the gear, and the gear both sides meshing is connected with the pinion rack, the pinion rack is fixed with rain cover and bottom plate respectively, outer case top is fixed with the upstand, and the rain cover slides and cup joints on the upstand.

The utility model has the beneficial effects that: the utility model relates to an electromagnetic compatibility control box, which comprises an outer box; rain shielding top cover; a vertical column; a bottom plate; a sealing block; a support column; a door; a ventilation port; a fan row; an inner cavity; a temperature sensor; a heat conducting strip; a shielding layer; serpentine copper pipe; a cooling liquid tank; a seal ring; a driving mechanism; a gear; a motor; a toothed plate;

1. this electromagnetic compatibility control box is arranged to wind in the wind channel through the fan, sends out the heat on the heat conduction strip from the ventilative mouth in bottom, strengthens the radiating effect of inner chamber.

2. Under the effect of this electromagnetic compatibility control box through hiding the rain top cap, drive through actuating mechanism and hide opening and closing of rain top cap, strengthen radiating effect and daily rain-proof protection.

3. Compared with the prior art, the electromagnetic compatibility control box improves the radiating effect of the inner cavity through the water cooling radiating and air cooling radiating matching mode, and the air cooling can be opened through the driving mechanism as required, so that the outer wall of the inner cavity is blown, the shielding layer structure inside the inner cavity cannot be influenced, and the device has good radiating performance and electromagnetic compatibility.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an electromagnetic compatibility control box according to the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the outer and inner chambers of an electromagnetic compatibility control box according to the present utility model;

FIG. 3 is a schematic diagram of a driving mechanism of an electromagnetic compatibility control box according to the present utility model;

FIG. 4 is a schematic diagram of a connection between a serpentine copper tube of an electromagnetic compatibility control box and a coolant tank;

in the figure: 1. an outer case; 11. rain shielding top cover; 111. a vertical column; 12. a bottom plate; 13. a sealing block; 14. a support column; 15. a door; 16. a ventilation port; 17. a fan row; 2. an inner cavity; 21. a temperature sensor; 22. a heat conducting strip; 3. a shielding layer; 4. serpentine copper pipe; 41. a cooling liquid tank; 42. a seal ring; 5. a driving mechanism; 51. a gear; 52. a motor; 53. toothed plate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides an electromagnetic compatibility control box, includes outer case 1, the inner chamber 2 of installation electrical component is fixed with in outer case 1 inside, rotate on the outer surface of outer case 1 and install chamber door 15, and the both sides of outer case 1 inner wall and inner chamber 2 outer wall are equipped with the wind channel, the inner wall of inner chamber 2 is equipped with shielding layer 3, outer case 1 top is covered with and hides rain top cap 11, and outer case 1 bottom four corners department is fixed with support column 14, the bottom plate 12 has been cup jointed in the slip on the surface of support column 14, be equipped with on the outer case 1 both sides outer wall and drive top cap and bottom plate 12 and open and close the convenient actuating mechanism 5 to inner chamber 2 radiating, the principle that shielding layer 3 just adopted is the same with patent CN206442663U, plays electromagnetic compatibility's effect, during the use device, strengthens the leakproofness of inner chamber 2 through outer case 1, dispels wind channel to inner chamber 2 through opening and closing of actuating mechanism 5 drive hide rain top cap 11, strengthens radiating effect and daily rain protection.

In this embodiment, be fixed with snakelike copper pipe 4 on the inner wall of inner chamber 2, and snakelike copper pipe 4 inside is filled with the coolant liquid, the fixed sealing washer 42 that has cup jointed in inner chamber 2 top is worn out at the both ends of snakelike copper pipe 4, and is fixed with coolant tank 41 on the outer wall of outer case 1 back, the both ends and the coolant tank 41 intercommunication of snakelike copper pipe 4, the cooperation of snakelike copper pipe 4 and coolant tank 41 is the same with current water cooling principle, drives the heat in the inner chamber 2 and send back the coolant tank 41 in the cooling through coolant liquid along snakelike copper pipe 4 flow.

In this embodiment, the temperature sensor 21 is fixed on the side wall inside the inner cavity 2, the driving mechanism 5 includes the gear 51, the gear 51 is rotatably installed on the outer walls of two sides of the outer box 1 through the bearing, and the motor 52 is fixedly installed at the position of the outer box 1 corresponding to the gear 51, the output end of the motor 52 is fixed with the gear 51, and the two sides of the gear 51 are engaged and connected with the toothed plate 53, the toothed plate 53 is respectively fixed with the rain shielding top cover 11 and the bottom plate 12, the top of the outer box 1 is fixed with the vertical column 111, the rain shielding top cover 11 is slidably sleeved on the vertical column 111, the bottom plate 12 is fixed with the sealing block 13 corresponding to the two ventilation ports 16, and the sealing block 13 can be hermetically inserted into the ventilation ports 16, when the temperature sensor 21 monitors the temperature in the inner cavity 2, and the temperature does not exceed a predetermined value, the motor 52 drives the gear 51 to rotate and the toothed plate 53 at the two sides to mesh with the toothed plate 53, the top cover 11 is respectively driven to move along the vertical column 111, the bottom plate 12 moves along the support column 14, the ventilation ports 13 opens the ventilation ports 16, and the ventilation channels are opened, and the heat dissipation is enhanced.

In this embodiment, the fan row 17 is fixed at the top of the air duct corresponding to the outer box 1, the ventilation port 16 is provided at the bottom of the air duct corresponding to the outer box 1, the heat conducting strips 22 are fixed on the outer walls of the two sides of the air duct corresponding to the inner cavity 2, after the rain shielding top cover 11 and the bottom plate 12 are opened by the driving mechanism 5, the air duct is opened to be in a ventilation state, the heat conducting strips 22 are connected with the fish inner cavity 2 to transfer heat to the outer surface, the air duct is blown by the fan row 17, the heat on the heat conducting strips 22 is sent out from the bottom ventilation port 16, and the heat dissipation effect of the inner cavity 2 is enhanced.

When the device is used, the tightness of the inner cavity 2 is enhanced through the outer box 1, the cooling liquid flows along the snakelike copper pipe 4 to drive heat in the inner cavity 2 and is sent back to the cooling liquid box 41 to cool, the temperature sensor 21 monitors the temperature in the inner cavity 2, when the temperature does not exceed a preset value, the snakelike copper pipe 4 dissipates heat, when the temperature exceeds the preset value, the motor 52 drives the gear 51 to rotate and mesh with the toothed plates 53 on two sides, the toothed plates 53 respectively drive the rain cover 11 to move along the vertical posts 111, the bottom plate 12 moves along the supporting columns 14, the sealing block 13 opens the ventilation port 16 to leak the air channel, the air channel is opened to be in a ventilation state, the heat conducting strip 22 is connected with the inner cavity 2 of fish to transfer heat to the outer surface, the air channel is blown through the fan row 17, and the heat on the heat conducting strip 22 is sent out from the bottom ventilation port 16, so that the heat dissipation effect of the inner cavity 2 is enhanced.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. An electromagnetic compatibility control box, includes outer case (1), its characterized in that: the inner chamber (2) of installation electrical component is fixed with inside outer case (1), rotate on outer case (1) surface and install chamber door (15), and the both sides of outer case (1) inner wall and inner chamber (2) outer wall are equipped with the wind channel, the inner wall of inner chamber (2) is equipped with shielding layer (3), outer case (1) top cover has rain-proof top cap (11), and outer case (1) bottom four corners department is fixed with support column (14), bottom plate (12) have been cup jointed in the slip on the surface of support column (14), be equipped with on outer case (1) both sides outer wall and drive top cap and bottom plate (12) and open in step and close convenient radiating actuating mechanism (5) to inner chamber (2).

2. An electromagnetic compatibility control box according to claim 1, characterized in that: the cooling device is characterized in that a snakelike copper pipe (4) is fixed on the inner wall of the inner cavity (2), cooling liquid is filled in the snakelike copper pipe (4), sealing rings (42) are fixedly sleeved at the two ends of the snakelike copper pipe (4) penetrating out of the top of the inner cavity (2), a cooling liquid tank (41) is fixed on the outer wall of the back of the outer tank (1), and the two ends of the snakelike copper pipe (4) are communicated with the cooling liquid tank (41).

3. An electromagnetic compatibility control box according to claim 2, characterized in that: a temperature sensor (21) is fixed on the side wall of the inner cavity (2).

4. An electromagnetic compatibility control box according to claim 1, characterized in that: a fan row (17) is fixed at the top of the air duct corresponding to the outer box (1), and a ventilation opening (16) is formed at the bottom of the air duct corresponding to the outer box (1).

5. An electromagnetic compatibility control box according to claim 4, wherein: and heat conducting strips (22) are fixed on the outer walls of the two sides of the inner cavity (2) corresponding to the air duct.

6. An electromagnetic compatibility control box according to claim 4, wherein: the sealing blocks (13) are fixed at positions of the bottom plate (12) corresponding to the two ventilation openings (16), and the sealing blocks (13) can be inserted into the ventilation openings (16) in a sealing mode.

7. An electromagnetic compatibility control box according to claim 6, characterized in that: the driving mechanism (5) comprises gears (51), the gears (51) are rotatably mounted on the outer walls of the two sides of the outer box (1) through bearings, a motor (52) is fixedly mounted at the positions, corresponding to the gears (51), of the outer box (1), the output end of the motor (52) is fixed with the gears (51), toothed plates (53) are connected with the two sides of the gears (51) in a meshed mode, the toothed plates (53) are respectively fixed with a rain shielding top cover (11) and a bottom plate (12), a vertical column (111) is fixed at the top of the outer box (1), and the rain shielding top cover (11) is sleeved on the vertical column (111) in a sliding mode.