CN221203111U - Water-cooling high-frequency pure direct-current switching power supply - Google Patents

Abstract

The utility model belongs to the technical field of power equipment, and particularly relates to a water-cooling high-frequency pure direct current switching power supply which comprises a switching power supply shell, an air switch, an input rectifying module, a chopping module, a transformer, an output rectifying module, a U-shaped through hole radiating aluminum body, a radiating aluminum block, a reactor, a first capacitor, a second capacitor, a positive plate, a negative plate, an insulating plate, a heat conducting silica gel cloth, heat conducting silica gel, a temperature control switch, a Hall current sensor, a water inlet and a water outlet. According to the water-cooling high-frequency pure direct current switching power supply provided by the utility model, the parts needing heat dissipation are arranged at the two sides of the U-shaped through hole heat dissipation aluminum body, so that the two ends of the transformer with larger heat productivity can dissipate heat, and the heat dissipation efficiency of the transformer is improved, so that the heat of equipment can be better dissipated through the U-shaped through hole heat dissipation aluminum body and the heat dissipation aluminum block, the heat dissipation performance is improved, and the use safety is improved.

Description

Water-cooling high-frequency pure direct-current switching power supply

Technical Field

The utility model relates to the technical field of power equipment, in particular to a water-cooling high-frequency pure direct current switching power supply.

Background

The switching power supply, also called switching power supply and switching converter, is a high-frequency electric energy conversion device, and its function is to control the switching tube to conduct high-speed on or off by means of circuit, and convert direct current into high-frequency alternating current, and provide it for transformer to make transformation so as to produce one or several groups of required voltages.

Disclosure of utility model

The utility model aims to provide a water-cooling high-frequency pure direct current switching power supply, which solves the problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pure direct current switching power supply of water-cooling high frequency, includes switching power supply casing, air switch, input rectifier module, chopper module, transformer, output rectifier module, U type through-hole heat dissipation aluminium body, heat dissipation aluminium piece, reactor, first condenser, the second condenser, the positive plate, the negative plate, insulating plate, heat conduction silica gel cloth, heat conduction silica gel, temperature detect switch, hall current sensor, the water inlet, the delivery port, circuit board power supply transformer, metal resistance, buzzer, pilot lamp, control circuit board, insulating supporting legs, control circuit board support, the pipe fitting, insulating positive plate, insulating negative plate, business turn over mouth insulation fixed plate, the inside U type through-hole heat dissipation aluminium body that is equipped with of switching power supply casing, the inside heat dissipation aluminium piece that is equipped with of switching power supply casing, the inside output rectifier module that is equipped with of switching power supply casing, the inside transformer that is equipped with of switching power supply casing, the input and the output of chopper module pass through electric connection of transformer, the output and the output of transformer one end and output rectifier module's of transformer electric connection, the output and the input of the other end and the transformer of transformer pass through electric connection.

Preferably, the lower surface of the heat dissipation aluminum block is fixed in the switch power supply shell through an insulating plate in a spaced mode, the upper surface of the heat dissipation aluminum block is connected with the lower surface of the U-shaped through hole heat dissipation aluminum body through a heat conduction silica gel cloth in a spaced mode, a circuit board power supply transformer is arranged on the upper surface of the U-shaped through hole heat dissipation aluminum body, and a metal resistor is arranged on the upper surface of the U-shaped through hole heat dissipation aluminum body.

Preferably, two ends of the U-shaped through hole radiating aluminum body extend to the outside of the switch power supply shell through pipeline fittings to form a water inlet and a water outlet, and the water inlet and the water outlet are both positioned on the same side wall of the switch power supply shell.

Preferably, the input rectifying module is arranged on the first side surface of the U-shaped through hole heat dissipation aluminum body at intervals through heat conduction silica gel, a chopper module is arranged on the first side surface of the U-shaped through hole heat dissipation aluminum body, IGBT parts in the chopper module are connected with the side surface of the U-shaped through hole heat dissipation aluminum body, and a temperature control switch is arranged between two IGBT parts in the chopper module on the first side surface of the U-shaped through hole heat dissipation aluminum body.

Preferably, a control circuit board support is arranged on the same side of the first side face of the U-shaped through hole radiating aluminum body inside the switch power supply shell, and a control circuit board is arranged on the control circuit board support.

Preferably, the output end of one end of the transformer is electrically connected with the input end of the output rectifying module, the output end of the other end of the transformer is electrically connected with the reactor, the output rectifying module is connected with the aluminum substrate and the second side surface of the U-shaped through hole radiating aluminum body, and the output end of the reactor is connected with the upper surface of the U-shaped through hole radiating aluminum body.

Preferably, the input end of the input rectifying module is connected with the power grid through an air switch, the input end of the chopping module is electrically connected with the output end of the input rectifying module through a connection, the input end of the transformer is electrically connected with the output end of the chopping module, the output end of one end of the transformer is electrically connected with the input end of the output rectifying module, the output end of the other end of the transformer is electrically connected with the input end of the reactor, the output end of the output rectifying module is electrically connected with the heat dissipation aluminum block through a copper plate, the output end of the reactor is electrically connected with the U-shaped heat dissipation aluminum body through an electric connection, the U-shaped heat dissipation aluminum body is electrically connected with the positive plate, the heat dissipation aluminum block is electrically connected with the negative plate, and the two ends of the first capacitor and the second capacitor are respectively connected with the U-shaped heat dissipation aluminum body and the heat dissipation aluminum block.

Preferably, the bottom surface outside the switching power supply casing is provided with insulating supporting legs, be provided with bee calling organ and pilot lamp in the front of switching power supply casing outside, bee calling organ and pilot lamp pass the switching power supply casing and fix between switching power supply casing inside and outside, be provided with the insulating fixed plate of inlet outlet behind the switching power supply casing outside, be provided with insulating positive sign board behind the switching power supply casing outside, be provided with insulating negative sign board behind the switching power supply casing outside.

Compared with the prior art, the utility model has the following beneficial effects:

According to the water-cooling high-frequency pure direct current switching power supply provided by the utility model, the parts needing heat dissipation are arranged at the two sides of the U-shaped through hole heat dissipation aluminum body, so that the two ends of the transformer with larger heat productivity can dissipate heat, and the heat dissipation efficiency of the transformer is improved, so that the heat of equipment can be better dissipated through the U-shaped through hole heat dissipation aluminum body and the heat dissipation aluminum block, the heat dissipation performance is improved, and the use safety is improved.

Drawings

FIG. 1 is a schematic diagram of a three-dimensional structure of a water-cooled high-frequency pure DC switching power supply provided by the utility model;

Fig. 2 is a schematic perspective view of a hidden part of a switch power supply housing according to the present utility model;

FIG. 3 is a top view of the hidden portion of the switching power supply housing provided by the present utility model;

FIG. 4 is a cross-sectional test view of FIG. 3 provided by the present utility model;

Fig. 5 is a left side view of the hidden portion of the switching power supply housing provided by the present utility model.

In the figure: 1. a switching power supply housing; 2. an air switch; 3. inputting a rectifying module; 4. a chopper module; 5. a transformer; 6. an output rectifying module; 7. u-shaped through hole heat dissipation aluminum body; 8. a heat-dissipating aluminum block; 9. a reactor; 10. a first capacitor; 11. a second capacitor; 12. a positive plate; 13. a negative plate; 14. an insulating plate; 15. a thermally conductive silicone tape; 16. thermally conductive silica gel; 17. a temperature control switch; 18. a hall current sensor; 19. a water inlet; 20. a water outlet; 21. a circuit board power supply transformer; 22. a metal resistor; 23. a buzzer; 24. an indicator light; 25. a control circuit board; 26. an insulating support leg; 27. a control circuit board bracket; 28. a pipe fitting; 29. an insulating positive electrode identification plate; 30. an insulating negative electrode identification plate; 31. and the water inlet and outlet insulating fixing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a water-cooled high-frequency pure direct current switching power supply comprises a switching power supply shell 1, an air switch 2, an input rectifying module 3, a chopping module 4, a transformer 5, an output rectifying module 6, a U-shaped through hole radiating aluminum body 7, a radiating aluminum block 8, a reactor 9, a first capacitor 10, a second capacitor 11, a positive plate 12, a negative plate 13, an insulating plate 14, a heat conducting silica gel 15, heat conducting silica gel 16, a temperature control switch 17, a hall current sensor 18, a water inlet 19, a water outlet 20, a circuit board power supply transformer 21, a metal resistor 22, a buzzer 23, an indicator lamp 24, a control circuit board 25, insulating supporting legs 26, a control circuit board support 27, a pipeline fitting 28, an insulating positive pole identification plate 29, an insulating negative pole identification plate 30 and a water inlet and outlet insulating fixing plate 31, wherein the U-shaped through hole radiating aluminum body 7 is arranged in the switching power supply shell 1, the radiating aluminum block 8 is arranged in the switching power supply shell 1, the input rectifying module 3 is arranged in the switching power supply shell 1, the output rectifying module 6 is arranged in the switching power supply shell 1, the chopping module 4 is arranged in the switching power supply shell 1, the input end 5 is arranged in the switching power supply shell 1, and the other end of the input end of the transformer 5 is electrically connected with the input end of the transformer 5 through the transformer through the input end of the transformer 5 and the transformer end of the transformer 5.

Referring to fig. 2-5, the lower surface of the heat dissipation aluminum block 8 is fixed in the switch power supply housing 1 through an insulating plate 14, the upper surface of the heat dissipation aluminum block 8 is connected with the lower surface of the U-shaped through hole heat dissipation aluminum body 7 through a heat conduction silica gel 15, the upper surface of the U-shaped through hole heat dissipation aluminum body 7 is provided with a circuit board power supply transformer 21, the upper surface of the U-shaped through hole heat dissipation aluminum body 7 is provided with a metal resistor 22, two ends of the inside of the U-shaped through hole heat dissipation aluminum body 7 extend to the outside of the switch power supply housing 1 through a pipeline fitting 28 respectively to form a water inlet 19 and a water outlet 20, the water inlet 19 and the water outlet 20 are all positioned on the same side wall of the switch power supply housing 1, an input rectifying module 3 is arranged on the first side of the U-shaped through hole heat dissipation aluminum body 7 through a heat conduction silica gel 16 at intervals, a chopper module 4 is arranged on the first side of the U-shaped through hole heat dissipation aluminum body 7, an IGBT part in the chopper module 4 is connected with the side of the U-shaped through hole heat dissipation aluminum body 7, a switch 17 is arranged between two IGBT parts in the chopper module 4 of the first side of the U-shaped through hole aluminum body 7, the first side 7 is connected with the output end of the output rectifying plate 9 through a temperature control board control bracket 27, and the output end of the rectifier module is connected with the output end of the output rectifying module 9 through a transformer 5, and the output end of the rectifier module is electrically connected with the output end of the power supply housing 9 through a transformer 9.

Referring to fig. 2-5, the input end of the input rectifying module 3 is connected with the power grid through the air switch 2, the input end of the chopper module 4 is electrically connected with the output end of the input rectifying module 3 through a connection, the input end of the transformer 5 is electrically connected with the output end of the chopper module 4, the output end of one end of the transformer 5 is electrically connected with the input end of the output rectifying module 6, the output end of the other end of the transformer 5 is electrically connected with the input end of the reactor 9 through a connection of the output rectifying module 6 and the heat dissipation aluminum block 8 through a copper plate, the output end of the reactor 9 is electrically connected with the U-shaped through hole heat dissipation aluminum body 7 through a connection of the U-shaped through hole heat dissipation aluminum body 7 and the positive plate 12 through a connection of the heat dissipation aluminum block 8 with the negative plate 13, the two ends of the first capacitor 10 and the second capacitor 11 are respectively connected with the U-shaped through hole heat dissipation aluminum body 7 and the heat dissipation aluminum block 8, an insulation support 26 is arranged on the bottom surface of the outside of the switch power supply housing 1, a buzzer 23 and an indicator lamp 24 are arranged on the front surface of the outside of the switch power supply housing 1 through the connection of the buzzer 23 and the indicator lamp 24, the buzzer 23 and the indicator lamp 24 are fixed between the inside the switch power supply housing 1 and the outside, a water inlet and the outside of the switch housing 1 is fixed, an insulation plate is arranged on the back surface of the switch housing 1 is arranged, an insulation plate is arranged, and an insulation plate is arranged on the back plate is arranged, and an insulation plate is arranged on the negative plate is arranged, and an insulation plate is arranged.

The specific implementation process of the utility model is as follows: the U-shaped through hole heat dissipation aluminum body 7 is internally provided with a U-shaped cold water channel, two ends of the cold water channel respectively extend to the outside of the switch power supply shell 1 through a pipeline fitting 28 to form a water inlet 19 and a water outlet 20, the water inlet 19 and the water outlet 20 are both positioned on the same side wall of the switch power supply shell 1, so that cold water can be conveniently managed to enter and exit, and the input rectifying module 3 is arranged on the first side surface of the U-shaped through hole heat dissipation aluminum body 7 at intervals through a heat conduction silica gel 16; the IGBT part in the chopper module 4 is connected with the side surface of the U-shaped through hole heat dissipation aluminum body 7; a temperature control switch 17 is arranged between two IGBT parts in a chopper module 4 on the first side surface of a U-shaped through hole radiating aluminum body 7, an output end of a transformer 5 is electrically connected with an input end of an output rectifying module 6, the other output end of the transformer 5 is electrically connected with a reactor 9, a main body of the output rectifying module 6 is an aluminum substrate and is connected with the U-shaped through hole radiating aluminum body 7, an output end of the reactor 9 is connected with the U-shaped through hole radiating aluminum body 7, heat can be effectively taken away by the arrangement, the lower surface of the radiating aluminum block 8 is fixed inside a switch power supply shell 1 through an insulating plate 14 at intervals, the upper surface of the radiating aluminum block 8 is connected with the lower surface of the U-shaped through hole radiating aluminum body 7 through a heat conducting silica gel cloth 15 at intervals, and the radiating aluminum block 8 can be more rapidly dispersed onto the U-shaped through hole radiating aluminum body 7 through the heat conducting silica gel cloth 15, and the radiating capability is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a pure direct current switching power supply of water-cooling high frequency, including switching power supply casing (1), air switch (2), input rectifier module (3), chopper module (4), transformer (5), output rectifier module (6), U type through-hole heat dissipation aluminium body (7), heat dissipation aluminium piece (8), reactor (9), first condenser (10), second condenser (11), positive plate (12), negative plate (13), insulating plate (14), heat conduction silica gel cloth (15), heat conduction silica gel (16), temperature detect switch (17), hall current sensor (18), water inlet (19), delivery port (20), circuit board power supply transformer (21), metal resistor (22), buzzer (23), pilot lamp (24), control circuit board (25), insulating supporting legs (26), control circuit board support (27), pipe fitting (28), insulating positive electrode identification board (29), insulating negative electrode identification board (30), business turn over mouth insulating fixed plate (31), its characterized in that: the novel power supply is characterized in that a U-shaped through hole radiating aluminum body (7) is arranged inside the switch power supply shell (1), a radiating aluminum block (8) is arranged inside the switch power supply shell (1), an input rectifying module (3) is arranged inside the switch power supply shell (1), an output rectifying module (6) is arranged inside the switch power supply shell (1), a chopping module (4) is arranged inside the switch power supply shell (1), a transformer (5) is arranged inside the switch power supply shell (1), the input end of the transformer (5) is electrically connected with the output end of the chopping module (4), the output end of one end of the transformer (5) is electrically connected with the input end of the output rectifying module (6), and the output end of the other end of the transformer (5) is electrically connected with the input end of the reactor (9).

2. The water-cooled high frequency dc-only switching power supply of claim 1, wherein: the lower surface of the heat dissipation aluminum block (8) is fixed in the switch power supply shell (1) at intervals through an insulating plate (14), the upper surface of the heat dissipation aluminum block (8) is connected with the lower surface of the U-shaped through hole heat dissipation aluminum body (7) at intervals through a heat conduction silica gel cloth (15), a circuit board power supply transformer (21) is arranged on the upper surface of the U-shaped through hole heat dissipation aluminum body (7), and a metal resistor (22) is arranged on the upper surface of the U-shaped through hole heat dissipation aluminum body (7).

3. The water-cooled high frequency dc-only switching power supply of claim 1, wherein: the two ends of the U-shaped through hole radiating aluminum body (7) extend to the outside of the switch power supply shell (1) through pipeline fittings (28) respectively to form a water inlet (19) and a water outlet (20), and the water inlet (19) and the water outlet (20) are both positioned on the same side wall of the switch power supply shell (1).

4. The water-cooled high frequency dc-only switching power supply of claim 1, wherein: the input rectifying module (3) is arranged on the first side face of the U-shaped through hole radiating aluminum body (7) at intervals through heat conducting silica gel (16), the chopping module (4) is arranged on the first side face of the U-shaped through hole radiating aluminum body (7), IGBT parts in the chopping module (4) are connected with the side face of the U-shaped through hole radiating aluminum body (7), and a temperature control switch (17) is arranged between two IGBT parts in the chopping module (4) on the first side face of the U-shaped through hole radiating aluminum body (7).

5. The water-cooled high frequency dc-only switching power supply of claim 1, wherein: the control circuit board comprises a switch power supply shell (1), wherein a control circuit board support (27) is arranged on the same side of a first side face of a U-shaped through hole heat dissipation aluminum body (7) inside the switch power supply shell, and a control circuit board (25) is arranged on the control circuit board support (27).

6. The water-cooled high frequency dc-only switching power supply of claim 1, wherein: the output end of one end of the transformer (5) is electrically connected with the input end of the output rectifying module (6), the output end of the other end of the transformer (5) is electrically connected with the reactor (9), the output rectifying module (6) is connected with the aluminum substrate and the second side face of the U-shaped through hole radiating aluminum body (7), and the output end of the reactor (9) is connected with the upper surface of the U-shaped through hole radiating aluminum body (7).

7. The water-cooled high frequency dc-only switching power supply of claim 1, wherein: the input end of the input rectifying module (3) is connected with a power grid through an air switch (2), the input end of the chopping module (4) is electrically connected with the output end of the input rectifying module (3) through a connection, the input end of the transformer (5) is electrically connected with the output end of the chopping module (4), the output end of one end of the transformer (5) is electrically connected with the input end of the output rectifying module (6), the output end of the other end of the transformer (5) is electrically connected with the input end of the reactor (9), the output end of the output rectifying module (6) is electrically connected with the radiating aluminum block (8) through a copper plate, the output end of the reactor (9) is electrically connected with the U-shaped through hole radiating aluminum body (7), the U-shaped through hole radiating aluminum body (7) is electrically connected with the positive plate (12), the radiating aluminum block (8) is electrically connected with the negative plate (13), and two ends of the first capacitor (10) and the second capacitor (11) are respectively connected with the U-shaped through hole radiating aluminum body (7) and the radiating aluminum block (8).

8. The water-cooled high frequency dc-only switching power supply of claim 1, wherein: the utility model discloses a switching power supply, including switching power supply casing (1), switch power supply casing (1) outside bottom surface is provided with insulating supporting legs (26), be provided with bee calling organ (23) and pilot lamp (24) in front of switching power supply casing (1) outside, bee calling organ (23) and pilot lamp (24) pass switching power supply casing (1) and fix between switching power supply casing (1) inside and outside, be provided with water inlet outlet insulating fixed plate (31) behind switching power supply casing (1) outside, be provided with insulating positive electrode identification plate (29) behind switching power supply casing (1) outside, be provided with insulating negative electrode identification plate (30) behind switching power supply casing (1) outside.