CN215420064U

CN215420064U - High-voltage frequency converter of cooling device

Info

Publication number: CN215420064U
Application number: CN202120798012.9U
Authority: CN
Inventors: 孙鉴; 王锋波; 孙舒鹏; 王晗; 王霞
Original assignee: Shengli Oilfield Offshore Electric Co ltd; Shandong University of Technology
Current assignee: Shengli Oilfield Offshore Electric Co ltd; Shandong University of Technology
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2022-01-04
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a high-voltage frequency converter of cooling equipment, which comprises a frequency converter main body, wherein an input system, a power system and a control system are also arranged in the frequency converter main body, protective doors are arranged on the outer sides of the input system, the power system and the control system, heat dissipation fans are arranged at the upper ends of the input system and the power system, and heat conduction plates are arranged in the input system and the power system; this practicality is through the heat-conducting plate and the assorted auxiliary structure that set up, can direct contact transformer and power unit, can directly derive the heat on surface, avoid the heat to pile up in inside, lead to the heat too high to cause the damage to the structure of inside to the outside material of heat-conducting plate is heat resistance plastics, can guarantee that the in-process that the heat switched on can not lead to the heat-conducting plate to damage, and thermal switching on goes on through the copper pipe.

Description

High-voltage frequency converter of cooling device

Technical Field

The utility model relates to the field of high-voltage frequency converters, in particular to a high-voltage frequency converter of cooling equipment.

Background

The frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device. With the rapid development of modern power electronic technology and microelectronic technology, high-voltage high-power variable-frequency speed regulation devices are continuously mature, and the high-voltage problem which is difficult to solve all the time originally is well solved by device series connection or unit series connection. The high-voltage frequency converters are various in types and various in classification methods.

When the high-voltage inverter is used as an industrial device, the power supply regulation and control of the auxiliary cooling device are performed under partial conditions, and the high-voltage inverter of the existing cooling device has certain problems:

the high-voltage inverter of current cooling arrangement is simple air-cooled structure usually, and its air-cooled equipment is installed at rear end and top usually, and its structure is when dispelling the heat, can't play very fast radiating effect, and cooling arrangement's power is great, and the heat that high-voltage inverter produced is more, and the heat can not obtain timely excessive scattering in the use, causes the damage to the structure of inside easily, has certain service problem.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a high-voltage inverter of a cooling device, which solves the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cooling arrangement's high-voltage inverter, includes the converter main part, input system, power system, control system have still been seted up to the inside of converter main part, input system, power system, control system's the outside all is provided with the guard gate, the heat dissipation fan has all been seted up to input system, power system's upper end, the heat-conducting plate has all been seted up to input system, power system's inside.

Preferably, the input system comprises a plurality of transformers for input, and the power system comprises a plurality of power units.

Preferably, the outer side of the transformer and the rear surface of the power unit are both tightly attached to the heat conducting plate, and the heat conducting plate is further internally provided with a copper pipe.

Preferably, the rear end welding of heat-conducting plate has the heat pipe, the rear end welding of heat pipe has the connecting pipe, the upper end threaded connection of connecting pipe has out the tuber pipe, the heat conduction fan is seted up to the bottom of connecting pipe, the body of copper pipe runs through to the inside of connecting pipe.

Preferably, the upper end of the air outlet pipe is communicated with the heat dissipation fan, and the air outlet port of the air outlet pipe is located on the same side of the air blowing position of the heat dissipation fan towards the outside.

Preferably, the tube body of the copper tube is transverse to the upper part of the fan outlet of the heat-conducting plate, the heat-conducting plate is made of heat-resistant plastics, and the input system and the power system are electrically connected with the control system.

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

through the heat-conducting plate and the assorted auxiliary structure that set up, can direct contact transformer and power unit, can directly derive the heat on surface, avoid the heat to pile up in inside, lead to the heat too high to cause the damage to the structure of inside, and the outside material of heat-conducting plate is heat resistance plastics, the in-process that can guarantee that the heat switches on can not lead to the heat-conducting plate to damage, thermal switching on goes on through the copper pipe, and carry out thermal excessive heat dissipation through heat-conducting fan and heat dissipation fan, the radiating effect is better, certain beneficial effect is possessed.

Drawings

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

FIG. 2 is a front view of the present invention with the guard door removed;

FIG. 3 is a schematic diagram of the structure of the thermal conductive plate of the present invention;

FIG. 4 is a top view of the heat-conducting plate of the present invention;

fig. 5 is a top view of another embodiment of the thermal plate of the present invention.

In the figure: 10. a frequency converter main body; 11. an input system; 12. a power system; 13. a control system; 14. a protective door; 15. a heat dissipation fan; 16. a transformer; 17. a power unit; 18. an air outlet pipe; 19. a heat conducting plate; 110. a copper pipe; 111. a heat conducting pipe; 112. a connecting pipe; 113. a heat-conducting fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, a high-voltage frequency converter of a cooling device includes a frequency converter main body 10, an input system 11, a power system 12, and a control system 13 are further disposed inside the frequency converter main body 10, protective doors 14 are disposed outside the input system 11, the power system 12, and the control system 13, heat dissipation fans 15 are disposed at upper ends of the input system 11 and the power system 12, and heat conduction plates 19 are disposed inside the input system 11 and the power system 12.

The input system 11 comprises a plurality of transformers 16 for input, the power system 12 comprises a plurality of power units 17, the input system 11 and the power system 12 are both electrically connected with the control system 13, and the input system 11 and the power system 12 are uniformly controlled and protected by the control system 13; the outer side of the transformer 16 and the rear surface of the power unit 17 are both tightly attached to the heat conducting plate 19, the copper pipe 110 is further arranged inside the heat conducting plate 19, the shape of the heat conducting plate 19 is not fixed and can be adjusted according to different attaching structures, when the transformer 16 is attached, the structure is semicircular, and when the power unit 17 is attached, the structure is a flat plate; the rear end of the heat conducting plate 19 is welded with a heat conducting pipe 111, the rear end of the heat conducting pipe 111 is welded with a connecting pipe 112, the upper end of the connecting pipe 112 is in threaded connection with an air outlet pipe 18, the bottom of the connecting pipe 112 is provided with a heat conducting fan 113, the pipe body of the copper pipe 110 penetrates into the connecting pipe 112, the upper end of the air outlet pipe 18 is communicated with a heat radiating fan 15, an air outlet port of the air outlet pipe 18 is located at the same side of an outward blowing position of the heat radiating fan 15, heat conduction is provided through the heat conducting pipe 111, heat on the copper pipe 110 is prevented from overflowing and dissipating into the frequency converter main body 10, the heat is conducted to the connecting pipe 112 through the heat conducting pipe 111 and the copper pipe 110, finally the heat is blown to the air outlet pipe 18 through the heat conducting fan 113, and blown out through the heat radiating fan 15; the tube body of the copper tube 110 is transverse to the upper part of the air outlet of the heat conducting fan 113, and the heat conducting plate 19 is made of heat-resistant plastics.

The working principle is as follows: when the heat dissipation device is used, the transformer 16 and the power unit 17 generate heat, the heat is conducted through the heat conduction plate 19, the heat of the heat conduction plate 19 is transferred to the inside of the connection pipe 112 through the copper pipe 110 inside, the heat is blown out through the heat conduction fan 113, the heat is sent out from the heat conduction pipe 111, and the heat is blown to the outside through the heat dissipation fan 15 at the air port and is dissipated, so that the heat dissipation is completed.

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.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-voltage inverter of cooling arrangement, includes converter main part (10), input system (11), power system (12), control system (13), its characterized in that have still been seted up to the inside of converter main part (10): the heat dissipation device is characterized in that protective doors (14) are arranged on the outer sides of the input system (11), the power system (12) and the control system (13), heat dissipation fans (15) are arranged at the upper ends of the input system (11) and the power system (12), and heat conduction plates (19) are arranged in the input system (11) and the power system (12).

2. The high-voltage inverter of a cooling apparatus according to claim 1, wherein: the input system (11) comprises a plurality of transformers (16) for input, and the power system (12) comprises a plurality of power units (17).

3. The high-voltage inverter of a cooling apparatus according to claim 2, wherein: the outer side of the transformer (16) and the rear surface of the power unit (17) are tightly attached to the heat conducting plate (19), and a copper pipe (110) is further arranged inside the heat conducting plate (19).

4. The high-voltage inverter of a cooling apparatus according to claim 3, wherein: the rear end welding of heat-conducting plate (19) has heat pipe (111), the rear end welding of heat pipe (111) has connecting pipe (112), the upper end threaded connection of connecting pipe (112) has out tuber pipe (18), heat conduction fan (113) are seted up to the bottom of connecting pipe (112), the body of copper pipe (110) runs through to the inside of connecting pipe (112).

5. The high-voltage inverter of a cooling apparatus according to claim 4, wherein: the upper end of the air outlet pipe (18) is communicated with the heat dissipation fan (15), and an air outlet port of the air outlet pipe (18) is located on the same side of the outward blowing position of the heat dissipation fan (15).

6. The high-voltage inverter of a cooling apparatus according to claim 4, wherein: the tube body of the copper tube (110) is transverse to the upper part of the air outlet of the heat conduction fan (113), the heat conduction plate (19) is made of heat-resistant plastics, and the input system (11) and the power system (12) are electrically connected with the control system (13).