CN209963943U

CN209963943U - Power conversion device

Info

Publication number: CN209963943U
Application number: CN201921111494.5U
Authority: CN
Inventors: 李秀明
Original assignee: Shenzhen Beier New Energy Technology Co Ltd
Current assignee: Shenzhen Qidian New Energy Technology Co.,Ltd.
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-01-17
Anticipated expiration: 2029-07-16

Abstract

The utility model relates to a conversion equipment field indicates a power conversion equipment especially. The utility model discloses power conversion device utilizes the baffle to carry out the interval to different subassemblies, utilizes the baffle to carry out the water conservancy diversion simultaneously, and the subassembly that generates heat has independent passageway moreover, and the overall arrangement is more reasonable for the heat dissipation wind channel is more smooth and easy, and the radiating efficiency is higher; due to the modular design, the assembly of each component is more convenient and quicker, and the maintenance is also convenient.

Description

Power conversion device

Technical Field

The utility model relates to a conversion equipment field indicates a power conversion equipment especially.

Background

With the rapid development of economy in China, the development of power safety has already entered a brand-new historical development stage, the modern society has higher and higher requirements on the reliability and performance of power supply, the place of the power safety industry is more important than ever before, and the power safety supply is one of the important basic conditions of the modern society. Therefore, the safety level of the power operation and the power supply of the smart grid is better and better, and the power safety management level is not improved. However, the existing power conversion device still has some safety problems, such as unreasonable layout design and poor heat dissipation, which causes overheating of the device and brings potential safety hazards.

Disclosure of Invention

In order to solve the problem, the utility model provides a power conversion device, the overall arrangement design is more reasonable, and the thermal diffusivity is better.

In order to achieve the above object, the utility model adopts the following technical scheme: a power conversion device comprises a box body, a display panel, a fan, a control assembly, a first heating assembly, a second heating assembly, a third heating assembly, a first partition plate, a second partition plate and a third partition plate, wherein the display panel is fixed on the surface of the front end of the box body, a plurality of ventilation holes are formed in the surface of the first partition plate, the first partition plate is vertically fixed on the front side in the box body, an air inlet cavity is formed between the first partition plate and the front end of the box body, a plurality of air inlet holes communicated with the air inlet cavity are formed in the front end of the box body, the fan is located in the air inlet cavity and fixed with the first partition plate, the second partition plate is horizontally fixed in the middle in the box body, the front side of the second partition plate is attached to the surface of the first partition plate, the first heating assembly and the second heating assembly are respectively arranged on the upper side and the lower side of the second partition plate, the third partition plate, the control assembly is fixed in the sealed cavity, a space is reserved between the second partition plate and the third partition plate, the third heating assembly is arranged on the lower side inside the box body and located below the rear portion of the second partition plate and below the third partition plate, and a plurality of air outlet holes are formed in the rear end of the box body.

Further, the box includes protecgulum, hou gai, epitheca and inferior valve pass through the screw fixation and form the framework, protecgulum and back lid pass through the screw fixation with the front end and the rear end of framework respectively, display panel fixes on the protecgulum surface, the protecgulum surface is located to the fresh air inlet, the back lid downside is located to the exhaust vent, the back is covered the upper side and is equipped with power terminal, power terminal and control assembly electric connection.

The first heating assembly is a capacitor assembly, the second heating assembly is a power conversion assembly, and the third heating assembly is a resistor assembly.

Furthermore, an inclined plate which inclines upwards is arranged on the front side of the third partition plate, and the interval position formed by the inclined plate and the second partition plate corresponds to the third heating component.

And an interface assembly is further arranged in the box body and is positioned below the third partition plate.

Furthermore, the fan sucks external wind from the air inlet and forms air current in the air inlet cavity, the air current enters the upper side and the lower side of the second partition plate respectively through the air holes of the first partition plate to form shunting, the shunting current finally converges the rear side of the box body through the upper side and the lower side of the second partition plate, and finally is discharged to the outside from the air outlet.

The first partition plate, the second partition plate and the third partition plate are all made of aluminum, and the second partition plate and the third partition plate are sealing partition plates.

The beneficial effects of the utility model reside in that: the utility model discloses power conversion device utilizes the baffle to carry out the interval to different subassemblies, utilizes the baffle to carry out the water conservancy diversion simultaneously, and the subassembly that generates heat has independent passageway moreover, and the overall arrangement is more reasonable for the heat dissipation wind channel is more smooth and easy, and the radiating efficiency is higher; due to the modular design, the assembly of each component is more convenient and quicker, and the maintenance is also convenient.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a layout side view of the present invention.

Fig. 3 is a view showing the structure of the internal part of the present invention.

The reference numbers illustrate: 1. a box body; 01. a front cover; 011. an air inlet hole; 02. a rear cover; 021. an air outlet; 022. a power terminal; 03. an upper shell; 04. a lower case; 2. a display panel; 3. a fan; 4. a control component; 5. a first heat generating component; 6. a second heat generating component; 7. a third heat generating component; 8. a first separator; 81. a vent hole; 9. a second separator; 10. a third partition plate; 101. a sloping plate; 11. an interface component; 12. an air inlet cavity; 13. the chamber is sealed.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. The present application may be embodied in many different forms and is not limited to the embodiments described in the present embodiment. The following detailed description is provided to facilitate a more thorough understanding of the present disclosure, wherein words that indicate orientation, front, back, left, right, etc., are used solely for the purpose of illustrating the structure in the corresponding figures.

Referring to fig. 1-3, the present invention relates to a power conversion device, which comprises a box body 1, a display panel 2, a fan 3, a control assembly 4, a first heating assembly 5, a second heating assembly 6, a third heating assembly 7, a first partition plate 8, a second partition plate 9 and a third partition plate 10, wherein the display panel 2 is fixed on the surface of the front end of the box body 1, the surface of the first partition plate 8 is provided with a plurality of ventilation holes 81, the first partition plate 8 is vertically fixed on the front side inside the box body 1 and forms an air inlet cavity 12 with the front end of the box body 1, the front end of the box body 1 is provided with a plurality of air inlet holes 011 communicating with the air inlet cavity 12, the fan 3 is located in the air inlet cavity 12 and is fixed with the first partition plate 8, the second partition plate 9 is horizontally fixed in the middle inside the box body 1 and the front side is attached to the surface of the first partition plate 8, the first heating assembly 5 and the second heating assembly 6 are respectively arranged on the upper side and below the, the third baffle 10 is fixed at the inside rear side of box 1 to upper back formation solitary sealed chamber 13 in box 1, control assembly 4 is fixed in sealed chamber 13, there is the interval between second baffle 9 and the third baffle 10, third heating element 7 sets up at the inside downside of box 1 to be located the rear below of second baffle 9 and the below of third baffle 10, box 1 rear end is equipped with a plurality of exhaust vents 021.

Compared with the prior art, the power conversion device of the embodiment separates different assemblies by using the partition plate, and simultaneously conducts flow by using the partition plate, and the heating assembly is provided with an independent channel, so that the layout is more reasonable, the heat dissipation air channel is smoother, and the heat dissipation efficiency is higher; due to the modular design, the assembly of each component is more convenient and quicker, and the maintenance is also convenient. The control component 4, which is also sensitive to dust, moisture, etc., is isolated separately into the sealed chamber, while it is also easy to maintain vulnerable components such as the fan 3.

In this embodiment, box 1 includes protecgulum 01, hou gai 02, epitheca 03 and inferior valve 04 pass through the screw fixation and form the framework, protecgulum 01 and hou gai 02 pass through the screw fixation with the front end and the rear end of framework respectively, display panel 2 is fixed on protecgulum 01 surface, protecgulum 01 surface is located to the fresh air inlet 011, back lid 02 downside is located to the exhaust vent 021, back lid 02 upside is equipped with power terminal 022, power terminal 22 and control assembly 4 electric connection. The first heating assembly 5 is a capacitor assembly, the second heating assembly 6 is a power conversion assembly, the third heating assembly 7 is a resistor assembly, an interface assembly 11 is further arranged inside the box body 1, and the interface assembly 11 is located below the third partition plate 10.

An inclined plate 101 inclined upwards is arranged on the front side of the third partition plate 10, and the interval position formed by the inclined plate 101 and the second partition plate 9 corresponds to the third heating component 7. In addition, the first separator 8, the second separator 9, and the third separator 10 are all made of aluminum, so that heat dissipation is better, and the second separator 9 and the third separator 10 are sealed separators.

In this embodiment, the height position of the second partition 9 can be adjusted, so as to change the air volume entering the first heating assembly 5 and the second heating assembly 6, and make the heat dissipation more uniform; the inclination of the sloping plate 101 may be adjusted to change the path of the air flow to the third heat generating component 7, and the inclination of the sloping plate 101 in this embodiment is 60 °.

Referring to fig. 2, when the fan 3 is started, the flow direction of the air channel is as follows: the fan 3 sucks external wind from the air inlet 011 and forms air flow in the air inlet cavity 12, the air flow forms shunting through the air holes 81 of the first partition plate 8 and respectively enters the first heating assembly 5 at the upper side of the second partition plate 9 and the second heating assembly 6 at the lower side of the second partition plate 9, the shunting flow finally converges to the third heating assembly 7 at the rear side of the box body 1 through the upper side and the lower side of the second partition plate 9 and is finally discharged to the outside from the air outlet 021.

It should be further noted that, in the present embodiment, the display panel 2, the fan 3, the first heat generating assembly 5, the second heat generating assembly 6, the third heat generating assembly 7 and the interface assembly 11 are further electrically connected to the control assembly 4, and the connection manner between the respective assemblies is a conventional connection manner in the art, and is not limited herein. The fixing mentioned in the present embodiment may be by way of screw fixing or snap-fitting, and unless otherwise explicitly specified and limited, the terms "connect", "fix", "set", and the like shall be understood in a broad sense, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood according to the specific situation.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims

1. A power conversion device characterized in that: the solar energy heat-generating box comprises a box body, a display panel, a fan, a control assembly, a first heat-generating assembly, a second heat-generating assembly, a third heat-generating assembly, a first partition plate, a second partition plate and a third partition plate, wherein the display panel is fixed on the surface of the front end of the box body, a plurality of vent holes are formed in the surface of the first partition plate, the first partition plate is vertically fixed on the front side in the box body, an air inlet cavity is formed between the first partition plate and the front end of the box body, a plurality of air inlet holes communicated with the air inlet cavity are formed in the front end of the box body, the fan is located in the air inlet cavity and fixed with the first partition plate, the second partition plate is horizontally fixed in the middle of the interior of the box body, the front side is attached to the surface of the first partition plate, the first heat-generating assembly and the second heat-generating assembly are respectively arranged on, the control assembly is fixed in the sealed cavity, a space is reserved between the second partition plate and the third partition plate, the third heating assembly is arranged on the lower side inside the box body and located below the rear portion of the second partition plate and below the third partition plate, and a plurality of air outlet holes are formed in the rear end of the box body.

2. A power conversion apparatus according to claim 1, characterized in that: the box includes protecgulum, back lid, epitheca and inferior valve pass through the screw fixation and form the framework, the protecgulum passes through the screw fixation with the front end and the rear end of framework respectively with the back lid, display panel fixes on the protecgulum surface, the protecgulum surface is located to the fresh air inlet, the back lid downside is located to the exhaust vent, the back lid upper side is equipped with power terminal, power terminal and control assembly electric connection.

3. A power conversion apparatus according to claim 1, characterized in that: the first heating assembly is a capacitor assembly, the second heating assembly is a power conversion assembly, and the third heating assembly is a resistor assembly.

4. A power conversion apparatus according to claim 1, characterized in that: an inclined plate inclining upwards is arranged on the front side of the third partition plate, and the interval position formed by the inclined plate and the second partition plate corresponds to the third heating component.

5. A power conversion apparatus according to claim 1, characterized in that: an interface assembly is further arranged inside the box body and located below the third partition plate.

6. A power conversion apparatus according to claim 1, characterized in that: the fan inhales external wind from the fresh air inlet and forms the air current in the air inlet chamber, the air current enters into the upside and the downside of second baffle respectively through the ventilation hole of first baffle and forms the reposition of redundant personnel, the reposition of redundant personnel passes through second baffle upside and downside and finally joins the box rear side, discharges to the external world from the exhaust vent at last.

7. A power conversion apparatus according to claim 1, characterized in that: the first partition plate, the second partition plate and the third partition plate are all aluminum partition plates, and the second partition plate and the third partition plate are sealing partition plates.