CN218771773U

CN218771773U - Many DC-DC opposition heap structure

Info

Publication number: CN218771773U
Application number: CN202223158807.7U
Authority: CN
Inventors: 丁煜华; 蔡永健; 徐冰; 徐宏翔; 周元昌
Original assignee: Nekson Power Technology Co ltd
Current assignee: Nekson Power Technology Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-03-28
Anticipated expiration: 2032-11-28

Abstract

The utility model relates to a many DC-DC opposition heap structure, the structure is hexahedron box body structure, including two bounding walls of both sides, the roof and the bottom plate that distribute from top to bottom and two fixed plates that distribute around the bounding wall is inherent to have the polylith plywood, the plywood with the fixed plate is parallel, and roof, bottom plate, a bounding wall and two adjacent plywoods or a plywood and fixed plate form an open-ended heat dissipation space jointly, DC-DC installs on the plywood, be equipped with a plurality of radiator fan on the bounding wall, every radiator fan is just to one the heat dissipation space. Compared with the prior art, the utility model discloses require to optimize structural style according to main system space, inside DC-DC adopts parallelly connected opposition to pile up in the box both sides, and it is simpler to work a telephone switchboard like this, and box structure middle part residual space is used for other electrical part installations simultaneously, full play space advantage.

Description

Many DC-DC opposition heap structure

Technical Field

The utility model relates to an electric energy conversion technology field, concretely relates to many DC-DC opposition heap structure.

Background

A DC-DC converter (DC-DC converter) is a device that converts electric energy of one voltage value into electric energy of another voltage value in a DC circuit, and is widely used in communication fields such as power electronics, military industry, scientific research, industrial control equipment, communication equipment, instruments and meters, exchange equipment, access equipment, mobile communication, routers, etc., and in fields such as industrial control, automotive electronics, aerospace, etc.

At present, a plurality of DC-DC combined structures are complex, single in size, large in occupied area and difficult to integrate into a main system with limited space. Therefore, there is a need in the art for a simple and spatially integrated multiple DC-DC opposed stacked structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a many DC-DC opposition heap structure that compact structure, radiating efficiency are high in order to overcome the defect that above-mentioned prior art exists.

In order to achieve the purpose of the present invention, the present application provides the following technical solutions.

In a first aspect, the present application provides a multiple DC-DC opposed stacked structure, where the structure is a hexahedral box structure, and includes two enclosing plates on two sides, a top plate and a bottom plate distributed up and down, and two fixing plates distributed front and back, where a plurality of laminates are inherent on the enclosing plates, the laminates are parallel to the fixing plates, and the top plate, the bottom plate, one enclosing plate and two adjacent laminates or one laminate and a fixing plate together form a heat dissipation space with one side open, the DC-DC is installed on the laminates, and a plurality of heat dissipation fans are installed on the enclosing plates, and each heat dissipation fan faces one heat dissipation space.

In one embodiment of the first aspect, each of the DC-DCs has a heat sink therein, and the DC-DC is fixed to the laminate by screws, and after the DC-DC is fixed, the heat sink is tightly attached to the laminate.

In an embodiment of the first aspect, the middle portion of the bottom plate or the top plate is provided with a heat dissipation hole.

In one embodiment of the first aspect, the DC-DC adopts a copper wiring bar, and the copper wiring bars connected with the positive pole and the negative pole of the DC-DC are in the same vertical plane and are flush.

In one embodiment of the first aspect, one of the fixing plates is provided with a connector, and the connector is connected with a wiring copper bar.

In an embodiment of the first aspect, the enclosing plate, the top plate, the bottom plate and the fixing plate are of a sheet metal structure and are fixed by screws.

Compared with the prior art, the beneficial effects of the utility model reside in that:

(1) With the installation method of vertically stacking single DC-DC boards, more DC-DC boards can be arranged on the compact space with flatness and height.

(2) The laminated plate is adopted to layer a closed space, and the laminated plate is tightly attached to the DC-DC radiating fin, so that the multi-DC radiating efficiency can be effectively improved in a compact space.

(3) A DC-DC wiring copper bar is adopted, and a DC-DC wiring terminal is led out, so that the anode and the cathode are on the same straight line, and the wiring of another copper bar is convenient for external use.

(4) The multi-metal plate split-type structure of the box body is adopted, so that the DC-DC installation, wiring and the like are facilitated, and the wiring of the electric control component installation is facilitated.

Drawings

FIG. 1 is a schematic diagram of a multi-DC opposed stacked structure according to the present application;

fig. 2 is an exploded view of the stacked structure with multiple DC-DC pairs in this application.

In the drawing, 1 is a top plate, 2 is a surrounding plate, 3 is a laminate, 4 is an electrical component, 5 is a connector, 6 is a fixing plate, 7 is a heat dissipation fan, 8 is a wiring copper bar, 9 is a bottom plate, 10 is a heat dissipation hole, and 11 is DC-DC.

Detailed Description

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as is understood by those of ordinary skill in the art to which the invention belongs. All numerical values recited herein as between the lowest value and the highest value are intended to mean all values between the lowest value and the highest value in increments of one unit when there is more than two units difference between the lowest value and the highest value.

In the following description of the embodiments of the present invention, it is noted that in the detailed description of the embodiments, all the features of the actual embodiments may not be described in detail in order to make the description concise and concise. Modifications and substitutions may be made by those skilled in the art without departing from the spirit and scope of the invention, and the resulting embodiments are within the scope of the invention.

The traditional multi-DC stacked structure has poor heat dissipation capability and occupies a large space. An object of the application is to provide a many DC-DC opposition heap structure, the structure is hexahedron box body structure, including two bounding walls of both sides, top plate and bottom plate and the front and back two fixed plates that distribute of upper and lower distribution the inherent polylith plywood that has on the bounding wall, the plywood is parallel with the fixed plate, and top plate, bottom plate, a bounding wall and two adjacent plywoods or a plywood and fixed plate form one side open-ended heat dissipation space jointly, DC-DC installs on the plywood, be equipped with a plurality of radiator fan on the bounding wall, every radiator fan is just to one heat dissipation space. By additionally arranging the laminates in the box body, a plurality of heat dissipation spaces are formed, the DC-DC is arranged in the heat dissipation spaces, and more DC-DC can be arranged in a compact space with flatness and height by adopting a single DC-DC plate vertical stacked installation method. In addition, heat exchange is carried out through the cooling fan, so that heat in the cooling space can be removed in time, and the cooling capacity is improved.

In one embodiment, each DC-DC is provided with a heat sink, the DC-DC is fixed with the laminate through screws, and after the DC-DC is fixed, the heat sink is tightly attached to the laminate. The laminated plate is adopted to layer a closed space, and the laminated plate is tightly attached to the DC-DC radiating fin, so that the multi-DC radiating efficiency can be effectively improved in a compact space.

In a specific embodiment, the middle part of the bottom plate or the top plate is provided with heat dissipation holes.

In one specific embodiment, the DC-DC adopts a wiring copper bar, and the wiring copper bars connected with the positive pole and the negative pole of the DC-DC are in the same vertical plane and are flush. This structure can make things convenient for the outside to use another copper bar wiring.

In one embodiment, one of the fixing plates is provided with a connector, and the connector is connected with the wiring copper bar.

In a specific embodiment, the enclosing plate, the top plate, the bottom plate and the fixing plate are of a sheet metal structure and are fixed through screws. The multi-metal plate split-type structure of the box body is adopted, so that the DC-DC installation, wiring and the like are facilitated, and the wiring of the electric control component installation is facilitated.

Examples

The embodiments of the present invention will be described in detail below, and the embodiments are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the following embodiments.

Example 1

A multi-DC contraposition stacking structure is shown in figures 1 and 2, and comprises a top plate 1, a bottom plate 9, surrounding plates 2 on two sides and two fixing plates 6 in front and at the back, wherein a box body structure is formed by the top plate and the bottom plate together, 5 laminates 3 are respectively arranged on the two surrounding plates 2, the laminates 3 are vertically arranged and are parallel to the fixing plates 6, one DC-DC11 is fixed on each laminate 3, and therefore 10 DC-DC11 are contraposition stacked. The layer plate 3, the top plate 1, the bottom plate 9 and the enclosing plate 2 form a heat dissipation space with one side opened, and a heat dissipation fan 7 is arranged on one side of the enclosing plate 2 of the heat dissipation space, namely 10 heat dissipation fans 7 are included in the embodiment. The middle part of the bottom plate 9 is provided with a heat radiation hole 10, and the electrical element 4 matched with the DC-DC11 is arranged at the middle part of the bottom plate 9. The DC-DC11 adopts a wiring copper bar 8, the DC-DC11 wiring terminal is led out, the positive pole and the negative pole are all on the same straight line, the other wiring copper bar 8 is convenient to use from the outside, a connector 5 is arranged on a fixing plate 6 on the front side, and the wiring copper bar 8 is connected with the connector 5 and is connected outwards. The contract of this embodiment adopts panel beating partial shipment formula structure, makes things convenient for DC-DC11 installation, wiring etc. makes things convenient for electrical components 4 installation wiring.

The working principle of the structure is as follows:

10 DC-DC11 and the laminated plate 3 are stacked and installed in the box body, so that the multiple DC-DC11 can work simultaneously in a compact space with flatness and height, and the connector 5 can be fixed on the fixing plate 6, thereby facilitating the series connection of an internal circuit and an external circuit. A button on the fixing plate 6 is pressed to start the DC-DC11, the laminated plates 3 are tightly attached to radiating fins of the DC-DC11, and the adjacent laminated plates 3 form a closed air channel, so that radiating air flow is orderly radiated from the radiating holes 10 on the external bottom plate 9.

The embodiments described above are intended to facilitate the understanding and appreciation of the application by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles defined herein may be applied to other embodiments without the use of inventive faculty. Therefore, the present application is not limited to the embodiments herein, and those skilled in the art who have the benefit of this disclosure will appreciate that many modifications and variations are possible within the scope of the present application without departing from the scope and spirit of the present application.

Claims

1. The structure is a hexahedral box body structure and comprises two enclosing plates at two sides, a top plate and a bottom plate which are distributed up and down, and two fixing plates which are distributed front and back, wherein a plurality of laminated plates are fixed on the enclosing plates and are parallel to the fixing plates, the top plate, the bottom plate, one enclosing plate and two adjacent laminated plates or one laminated plate and the fixing plates form a heat dissipation space with one side opened together, the DC-DC are installed on the laminated plates, a plurality of heat dissipation fans are arranged on the enclosing plates, and each heat dissipation fan is opposite to one heat dissipation space.

2. The multiple DC-DC opposingly stacked structure according to claim 1, wherein each of the DC-DC has a heat sink, and the DC-DC is fixed to the laminate by screws, and the heat sink is closely attached to the laminate after the fixing.

3. The multiple DC-DC opposingly stacked structure of claim 1, wherein a heat dissipation hole is opened in a middle portion of the bottom plate or the top plate.

4. The multiple DC-DC opposingly stacked structure of claim 1, wherein the DC-DC employs a wiring copper bar, and the wiring copper bars connected with the DC-DC positive electrode and the DC negative electrode are in the same vertical plane and are flush.

5. The multiple DC-DC opposingly stacked structure of claim 4, wherein one of said fixing plates is provided with a connector, and said connector is connected to a wiring copper bar.

6. The multiple DC-DC opposed stacked structure of claim 1, wherein the surrounding plates, the top plate, the bottom plate, and the fixing plates are made of sheet metal and fixed by screws.