CN211831595U

CN211831595U - High-frequency power supply heat radiation structure

Info

Publication number: CN211831595U
Application number: CN201921754792.6U
Authority: CN
Inventors: 汤全国; 李亚杰; 谢阳
Original assignee: Hubei New Sky Electric Co ltd
Current assignee: Hubei New Sky Electric Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-10-30
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a high-frequency power supply heat dissipation structure, which comprises a power supply box, wherein the bottom of the inner cavity of the power supply box is symmetrically provided with a heat dissipation mechanism, the heat dissipation mechanism comprises a cooling pipe, one end of the cooling pipe is fixedly provided with a gas outlet, the surface of the cooling pipe is fixedly sleeved with a second heat dissipation fin, the surface of the second heat dissipation fin is provided with a copper alloy, the surface of the second heat dissipation fin is symmetrically provided with screw holes, and the inner layer of the surface of the power supply box is provided with a first heat dissipation fin, the utility model relates to the technical field of power supply heat dissipation, the heat generated by the power supply can be better conducted and absorbed through the zero-distance contact of the second heat dissipation fin and the copper alloy with the power supply, the cooling pipe and the gas outlet can be discharged out of the power supply, the first heat dissipation fin arranged on the inner layer of the power supply box can conduct the second heat dissipation to the, the short circuit of the power supply is quickly influenced, the structure is simple, and the cost is low.

Description

High-frequency power supply heat radiation structure

Technical Field

The utility model relates to a power heat dissipation technical field specifically is a high frequency power supply heat radiation structure.

Background

A high frequency power supply, which is a power supply device, inevitably generates heat due to energy loss during power conversion, without an effective heat dissipation method, the service life and reliability of the internal power device are directly affected by too high temperature rise, especially for the power supply with the built-in oil-immersed transformer, the aging of the insulation device and the deterioration of the oil product can be caused by the overhigh internal oil temperature, the operation safety is influenced, therefore, the structure of the heat dissipation device is the traditional difficulty of the structural design of the high-frequency power supply cabinet, the high-frequency power supply is used as a power supply device, the heat generation caused by the energy loss in the power conversion process is inevitable, if no effective heat dissipation mode is available, the service life and the reliability of the internal power device are directly influenced by overhigh temperature rise, especially, the power supply with the built-in oil-immersed transformer has the defects that the aging of an insulating device and the deterioration of oil products are caused by the overhigh internal oil temperature, and the operation safety is influenced.

However, although the conventional forced fan cooling has a small volume and fast heat dissipation, dust is easily accumulated and the fan is easily damaged, but dust accumulation inside the fan can be generated while heat dissipation is performed, and a short circuit phenomenon can be caused when the fan is seriously damaged.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a high frequency power supply heat radiation structure has solved although small, the heat dissipation is fast, but very easy deposition, fan are bad easily, nevertheless can produce inside dust accumulation in the radiating, can cause the problem of the phenomenon of short circuit when serious.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a high frequency power supply heat radiation structure, includes the power pack, the equal symmetry in bottom of power pack inner chamber is provided with heat dissipation mechanism, heat dissipation mechanism includes the cooling tube, the equal fixed mounting of cooling tube one end has the gas outlet, the fixed surface of cooling tube has cup jointed the second fin, the surface of second fin is provided with the copper alloy, the equal symmetry in surface of second fin is provided with the screw hole.

Preferably, the inner layer on the surface of the power supply box is provided with first radiating fins, and one sides of the first radiating fins are provided with filter screens.

Preferably, the two sides of the power supply box are fixedly connected with fixing plates, and bolt holes are symmetrically formed in the tops of the fixing plates.

Preferably, the number of cooling tube and gas outlet is two, the number of second fin is three, the number of copper alloy is a plurality of, and is the same component, the number of screw hole is twelve, and the equal distribution is in the corner of the four places on second fin surface.

Preferably, the number of the bolt holes is four, and the bolt holes are symmetrically distributed on two sides of the surface of the fixing plate.

Preferably, the surface of the power supply box is provided with iron nets, and the iron nets are mutually crossed and net-shaped.

Preferably, the cooling pipe and the copper alloy are sleeved with sealing rings.

Advantageous effects

The utility model provides a high frequency power supply heat radiation structure. Compared with the prior art, the method has the following beneficial effects:

1. this high frequency power heat radiation structure, the equal symmetry in bottom of power pack inner chamber is provided with heat dissipation mechanism, heat dissipation mechanism includes the cooling tube, the equal fixed mounting of cooling tube one end has the gas outlet, the fixed surface of cooling tube has cup jointed the second fin, the surface of second fin is provided with the copper alloy, through two kinds of higher components of heat conductivility of second fin and copper alloy and the fast zero distance contact of power better heat conduction absorption of carrying on of the heat energy that the power produced soon, and discharge to me outward fast through cooling tube and gas outlet, a structure is simple, the cost is lower, and novel structure.

2. This high frequency power heat radiation structure, the inlayer on power pack surface all is provided with first fin, and one side of first fin all is provided with the filter screen, carries out the second heat dissipation to remaining in the inside heat energy of power pack through the first fin that the inlayer of power pack itself set up to and inside the net filter screen prevents that the dust from deepening to the power pack in the air, causes the influence of short circuit fast to the power.

Drawings

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

FIG. 2 is a schematic diagram of the inner layer structure of the power box of the present invention;

fig. 3 is a schematic structural view of the heat dissipation mechanism of the present invention.

In the figure: 1. a power supply box; 11. a filter screen; 12. a first heat sink; 2. an iron net; 3. a heat dissipation mechanism; 31. a cooling tube; 32. an air outlet; 33. a second heat sink; 34. a copper alloy; 35. a screw hole; 4. a fixing plate; 5. bolt holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a high-frequency power supply heat dissipation structure comprises a power supply box 1, heat dissipation mechanisms 3 are symmetrically arranged at the bottom of an inner cavity of the power supply box 1, each heat dissipation mechanism 3 comprises a cooling pipe 31, one end of each cooling pipe 31 is fixedly provided with an air outlet 32, a second cooling fin 33 is fixedly sleeved on the surface of each cooling pipe 31, copper alloy 34 is arranged on the surface of each second cooling fin 33, screw holes 35 are symmetrically arranged on the surface of each second cooling fin 33, first cooling fins 12 are arranged on the inner layer of the surface of the power supply box 1, a filter screen 11 is arranged on one side of each first cooling fin 12, fixing plates 4 are fixedly connected to two sides of the power supply box 1, bolt holes 5 are symmetrically arranged at the tops of the fixing plates 4, the number of the cooling pipes 31 and the number of the air outlets 32 are two, the number of the second cooling fins 33 is three, the number of the copper alloy 34 is a plurality, the, the heat dissipation device is characterized in that the heat dissipation device is evenly distributed on four corners on the surface of a second heat dissipation sheet 33, the number of bolt holes 5 is four, the bolt holes are evenly and symmetrically distributed on two sides of the surface of a fixing plate 4, iron nets 2 are arranged on the surface of a power supply box 1, the iron nets 2 are all in a net shape with the mutual intersection, sealing rings are arranged at the sleeved positions of a cooling pipe 31 and a copper alloy 34, a first heat dissipation sheet 12 and the second heat dissipation sheet 33 are devices for dissipating heat of electronic elements easy to generate heat in an electrical appliance, the electronic elements are made into a plate shape, a sheet shape, a multi-sheet shape and the like by brass or bronze, heat dissipation sheets are used for power amplifier pipes in the power amplifier, a layer of heat conduction silicone grease is coated on the contact surface of the electronic elements and the heat dissipation sheets when the heat dissipation sheets are used, the heat generated by the components is effectively conducted to the heat dissipation sheets and then dissipated to the, the pure copper is purple red, and is also called as red copper. The pure copper with the density of 8.96 and the melting point of 1083 ℃ has excellent electrical conductivity, thermal conductivity, ductility and corrosion resistance. The method is mainly used for manufacturing electrical equipment such as a generator, a bus, a cable, a switching device and a transformer, and heat-conducting equipment such as a heat exchanger, a pipeline and a flat plate collector of a solar heating device.

When the power supply box is in use or in operation, the power supply block is fixedly arranged with the cooling pipe 31 through screws, the power supply box 1 is fixedly arranged at a required position through the bolt holes 5 on the bolt and the fixing plate 4, heat energy generated when the power supply works can absorb heat through the copper alloy 34 and the second radiating fin 33, the cooling pipe 31 nested below the second radiating fin 33 can cool the heat energy in the heat absorption process, then hot air generated by the cooling pipe 31 to the heat energy can be exhausted outside through the air outlet 32, except for the heat dissipation mechanism 3, the inner layer first radiating fin 12 on the surface of the power supply box 1 can absorb the heat energy generated by the power supply block in the power supply box 1, the heat is dissipated outside through the grids arranged on the surface of the power supply box 1, and the filter screen 11 on the inner layer on the surface of the power supply box 1 can prevent dust in the air from entering the power supply box 1 during the heat dissipation outside, the heat energy generated by the work of the power supply block is effectively dissipated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a high frequency power supply heat radiation structure, includes power pack (1), its characterized in that: the equal symmetry in bottom of power pack (1) inner chamber is provided with heat dissipation mechanism (3), heat dissipation mechanism (3) are including cooling tube (31), the equal fixed mounting of cooling tube (31) one end has gas outlet (32), second fin (33) have been cup jointed to the fixed surface of cooling tube (31), the surface of second fin (33) is provided with copper alloy (34), the equal symmetry in surface of second fin (33) is provided with screw hole (35).

2. The heat dissipating structure for a high frequency power supply according to claim 1, wherein: the inner layer of the surface of the power supply box (1) is provided with first radiating fins (12), and one sides of the first radiating fins (12) are provided with filter screens (11).

3. The heat dissipating structure for a high frequency power supply according to claim 1, wherein: the power pack is characterized in that fixing plates (4) are fixedly connected to two sides of the power pack (1), and bolt holes (5) are symmetrically formed in the tops of the fixing plates (4).

4. The heat dissipating structure for a high frequency power supply according to claim 1, wherein: the quantity of cooling tube (31) and gas outlet (32) is two, the quantity of second fin (33) is three, the quantity of copper alloy (34) is a plurality of, and is the same component, the quantity of screw hole (35) is twelve, and the equal distribution is in the corner of four places on second fin (33) surface.

5. The heat dissipating structure of a high frequency power supply according to claim 3, wherein: the number of the bolt holes (5) is four, and the bolt holes are symmetrically distributed on two sides of the surface of the fixing plate (4).

6. The heat dissipating structure for a high frequency power supply according to claim 1, wherein: the surface of the power supply box (1) is provided with iron nets (2), and the iron nets (2) are mutually crossed and net-shaped.

7. The heat dissipating structure for a high frequency power supply according to claim 4, wherein: sealing rings are arranged at the sleeved positions of the cooling pipe (31) and the copper alloy (34).