High-low voltage power distribution cabinet with good heat dissipation effect for building construction
Technical Field
The utility model relates to a switch board heat dissipation technical field specifically is a high-low voltage power distribution cabinet that radiating effect is good for construction.
Background
The power distribution cabinet is the final-stage equipment of the power distribution system, and is used in occasions with dispersed loads and less loops; the high-low voltage power distribution cabinet that the radiating effect is good is the switch board, but the good high-low voltage power distribution cabinet radiating efficiency of current radiating effect is low, the radiating effect is poor, and each part and circuit can produce a large amount of heats in the course of the work, if not in time with the heat removal, lead to circuit and part to burn out because of inside high temperature very easily, the security that has reduced the high-low voltage power distribution cabinet, cause the inside temperature of high-low voltage power distribution cabinet to continuously rise the danger that takes place the conflagration easily, give people and bring life and property threat. Present switch board adopts the mode of vent air convection to dispel the heat, but this kind of radiating mode has a great deal of restriction in addition, use the vent to accelerate the speed that the dust got into the switch board at construction site, thereby make the dust pile up in inside, the piling up of dust only can increase radiating degree of difficulty, so this kind of mode is not advisable, and should adopt the radiating mode beyond the convection air, and the cooling rate of inside cooling is limited can not carry out urgent heat dissipation, if the heat dissipation appears and then can damage electrical components untimely light, then can influence the construction progress seriously.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-low voltage distribution cabinet that radiating effect is good for construction reaches the sealed heat dissipation of normal work, and emergency can promptly radiating purpose.
In order to achieve the above object, the utility model provides a following technical scheme: a high-low voltage power distribution cabinet with good heat dissipation effect for building construction comprises a cabinet body, wherein a support box is fixedly installed at the bottom of the cabinet body, a cabinet door is hinged to the front end of the cabinet body, a liquid cooling mechanism is fixedly connected to the left end of the cabinet body, and an emergency heat dissipation mechanism is fixedly installed on the inner wall of the support box; the liquid cooling mechanism comprises a cooling box, a water tank, a water pump, a condenser, a cooling pipe, a heat dissipation plate, a heat exchanger and a return pipe, wherein the cooling box is fixedly arranged on the left side of the box body, the water tank, the water pump, the condenser and the heat exchanger are all fixedly arranged on the inner wall of the cooling box, the water inlet end of the water pump is communicated with the water tank, the water outlet end of the water pump is communicated with the condenser, the right end of the condenser is communicated with the cooling pipe, the cooling pipe and the heat dissipation plate are all arranged on the inner wall of the box body, one end, close to the condenser, of the cooling pipe penetrates through the left side of the box body and is fixedly connected with the box body, the heat dissipation plate is fixedly arranged on the outer wall of the cooling pipe, one end, close to the heat exchanger, of the cooling pipe penetrates through the box body and is communicated with the heat exchanger, one end, close to the heat exchanger, of the return pipe is communicated with the heat exchanger, one end of the return pipe close to the water tank is communicated with the water tank; urgent heat dissipation mechanism includes motor, first sprocket, open-close board, connecting block, pivot and second sprocket, motor fixed mounting is at the inner wall of supporting box, the fixed output at the motor of establishing of first sprocket, the left and right sides of open-close board all is connected with the slider, the spout has been seted up to the rear end of box, open-close board passes through slider and spout sliding connection, connecting block fixed mounting is at the front end of open-close board, the pivot bottom runs through the bottom of box and extends to supporting box, the pivot is connected through the bearing rotation with the bottom half, the pivot top is passed through the bearing and is connected with the box top rotation, the second sprocket fixed cover is established at the pivot outer wall, first sprocket and second sprocket meshing setting.
Preferably, the water tank is arranged below the heat exchanger, the water pump is arranged below the water tank, and the condenser is arranged below the water pump.
Preferably, the cooling pipes are arranged in an M shape, and the heat dissipation plate is fixedly arranged between the cooling pipes.
Preferably, the cooling pipe and the heat radiating plate are disposed at a front end of the rotating shaft.
Preferably, the connecting block is provided with a threaded hole, the outer wall of the rotating shaft is provided with threads, and the connecting block is in threaded connection with the rotating shaft.
Preferably, the quantity of open-close plate, connecting block, pivot and second sprocket is three, and is three open-close plate, connecting block, pivot and second sprocket are and set up side by side from a left side to the right side.
The utility model provides a high-low voltage distribution cabinet that radiating effect is good for construction. The method has the following beneficial effects:
(1) the utility model discloses a water pump of liquid cooling mechanism can provide endless power for liquid cooling mechanism to make circulating liquid can operate in liquid cooling mechanism, can cool down for the heating panel through the cooling tube, make the heat dissipation of heating panel last high efficiency work, can dispel the heat to the circulating liquid that has heaied up through the heat exchanger, thereby reduce the temperature of circulating liquid, reduce the operating time of condensing engine, make the work efficiency of liquid cooling mechanism improve greatly.
(2) The utility model discloses an urgent heat dissipation mechanism motor can drive first sprocket and second sprocket chain drive, and when the cooperation through screw thread and connecting block screw hole in the pivot can make pivot pivoted, the ascending drive open-close plate of connecting block to reach the purpose of inside air and outside circulation of air, cooperation liquid cooling mechanism is to the switch board urgent heat dissipation.
Drawings
FIG. 1 is a main sectional view of the present invention;
FIG. 2 is a side sectional view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a sectional view of the present invention.
In the figure: the cooling system comprises a box body 1, a liquid cooling mechanism 2, an emergency heat dissipation mechanism 3, a support box 4, a cabinet door 5, a cooling box 201, a water tank 202, a water pump 203, a condenser 204, a cooling pipe 205, a heat dissipation plate 206, a heat exchanger 207, a return pipe 208, a motor 301, a first chain wheel 302, a split plate 303, a connecting block 304, a rotating shaft 305 and a second chain wheel 306.
Detailed Description
As shown in fig. 1-4, the utility model provides a technical solution: a high-low voltage power distribution cabinet with good heat dissipation effect for building construction comprises a box body 1, wherein a support box 4 is fixedly installed at the bottom of the box body 1, a cabinet door 6 is hinged to the front end of the box body 1, a liquid cooling mechanism 2 is fixedly connected to the left end of the box body 1, and an emergency heat dissipation mechanism 3 is fixedly installed on the inner wall of the support box 4; the liquid cooling mechanism 2 comprises a cooling box 201, a water tank 202, a water pump 203, a condenser 204, a cooling pipe 205, a heat dissipation plate 206, a heat exchanger 207 and a return pipe 208, the cooling box 201 is fixedly arranged on the left side of the box body 1, the water tank 202, the water pump 203, the condenser 204 and the heat exchanger 207 are all fixedly arranged on the inner wall of the cooling box 201, the water tank 202 is arranged below the heat exchanger 207, the water pump 203 is arranged below the water tank 202, the condenser 204 is arranged below the water pump 203, the water inlet end of the water pump 203 is communicated with the water tank 202, the water outlet end of the water pump 203 is communicated with the condenser 204, the right end of the condenser 204 is communicated with the cooling pipe 205, the cooling pipe 205 and the heat dissipation plate 206 are both arranged on the inner wall of the box body 1, one end of the cooling pipe 205, which is close to the condenser 204, penetrates through the left side of the box body 1 and is fixedly connected with the box body 1, the heat dissipation plate 206 is fixedly arranged on the outer wall of the cooling pipe 205, the cooling pipe 205 is arranged in an M shape, the heat dissipation plate 206 is fixedly arranged between the cooling pipes 205, one end of the cooling pipe 205 close to the heat exchanger 207 penetrates through the box body 1 and is communicated with the heat exchanger 207, one end of the cooling pipe 205 close to the heat exchanger 207 is fixedly connected with the box body 1, one end of the return pipe 208 close to the heat exchanger 207 is communicated with the heat exchanger 207, one end of the return pipe 208 close to the water tank 202 is communicated with the water tank 202, the water pump 203 of the liquid cooling mechanism 2 can provide circulating power for the liquid cooling mechanism 2, so that circulating liquid can run in the liquid cooling mechanism 2, the cooling plate 206 can be cooled through the cooling pipe 205, the heat dissipation of the heat dissipation plate 206 can work continuously and efficiently, the heated circulating liquid can be dissipated through the heat exchanger 207, the temperature of the circulating liquid is reduced, and the working time of the condenser 204 is reduced, the working efficiency of the liquid cooling mechanism 2 is greatly improved; urgent heat dissipation mechanism 3 includes motor 301, first sprocket 302, open-close plate 303, connecting block 304, pivot 305 and second sprocket 306, motor 301 fixed mounting is at the inner wall of supporting box 4, the fixed output at motor 301 of cover is established to first sprocket 302, the left and right sides of open-close plate 303 all is connected with the slider, the spout has been seted up to the rear end of box 1, open-close plate 303 passes through slider and spout sliding connection, connecting block 304 fixed mounting is at the front end of open-close plate 303, pivot 305 bottom runs through the bottom of box 1 and extends to supporting box 4, and cooling tube 205 and heating panel 206 set up the front end at pivot 305, pivot 305 is connected through bearing rotation with box 1 bottom, pivot 305 top is passed through the bearing and is connected with box 1 top rotation, and threaded hole has been seted up to connecting block 304, pivot 305 outer wall is provided with the screw thread, connecting block 304 and pivot 305 threaded connection, the fixed cover of second sprocket 306 is established at pivot 305 outer wall, first sprocket 302 and the meshing of second sprocket 306 set up, can drive first sprocket 302 and second sprocket 306 chain drive through urgent heat dissipation mechanism 3 motor 301, and the quantity of open-close board 303, connecting block 304, pivot 305 and second sprocket 306 is three, and is three open-close board 303, connecting block 304, pivot 305 and second sprocket 306 are and set up side by side from a left side to the right side, and when the cooperation through screw thread and connecting block 304 screw hole on the pivot 305 can make pivot 305 pivoted, connecting block 304 rises and drives open-close board 303 to reach the purpose of inside air and outside air circulation, cooperation liquid cooling mechanism 2 is promptly dispelled the heat to the switch board.
When the circulating cooling device is used, circulating liquid is added into the water tank 202, the water pump 203 works to pump the circulating liquid out of the water tank 202, the circulating liquid enters the condenser 204 from the water pump 203, the condenser 204 cools the circulating liquid, the circulating liquid enters the cooling pipes 205 after being cooled, the cooling plates 206 connected between the cooling pipes 205 absorb heat, the circulating liquid cools the cooling plates 206 through the cooling pipes 205, then the circulating liquid enters the heat exchanger 207, the heat exchanger 207 performs heat dissipation treatment on the circulating liquid, the circulating liquid after heat dissipation enters the water tank 202 again through the return pipe 208, the circulation is repeated, when emergency heat dissipation is needed, the motor 301 is started, the motor 301 drives the first chain wheel 302, the first chain wheel 302 drives the three second chain wheels 306 to rotate through a chain, the three second chain wheels 306 drive the three rotating shafts 305, because the outer wall of the rotating shaft 305 is provided with threads, the connecting block 304 is also provided with threads, the rotating shaft 305 can drive the connecting block 304 to rotate, the open close plate 303 to move upwards, the outside air is communicated with the inside of the cabinet 1.