CN217644120U

CN217644120U - Heat dissipation door plant and use its converter

Info

Publication number: CN217644120U
Application number: CN202221670171.1U
Authority: CN
Inventors: 马小超; 史文伟; 马晨康; 魏冬
Original assignee: Bombardier NUG Propulsion System Co Ltd
Current assignee: Jiangsu Xinyu Alstom Traction System Co.,Ltd.
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-10-21
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses a heat dissipation door plant and use its converter, include: the door comprises a door body, at least one opening arranged on the front surface of the door body and at least one heat dissipation plate suitable for covering the at least one opening in a one-to-one manner; the heat dissipation plate comprises a plate-shaped body, a plurality of heat dissipation teeth and a plurality of heat dissipation fins, wherein the heat dissipation teeth are distributed on the front surface of the plate-shaped body at intervals, and the heat dissipation fins are distributed on the back surface of the plate-shaped body at intervals; the back surface of the door panel body is also provided with a back plate which forms an air guide channel with the door panel body in an enclosing way; and an air inlet channel and an air outlet channel which are communicated with the air guide channel are arranged on the back plate. The utility model discloses a heating panel of design reaches the heat that produces to converter box operation process and carries out quick radiating purpose.

Description

Heat dissipation door plant and use its converter

Technical Field

The utility model relates to a converter technical field especially relates to a heat dissipation door plant and use its converter.

Background

When the converter works, a power device in the converter box generates a large amount of heat due to power loss, so that the internal environment temperature of the box body is increased. Excessive temperatures can affect the proper operation of the converter module. In order to ensure the stable operation of the converter for a long time, the temperature in the box body is ensured not to be higher than 70 ℃.

In order to effectively reduce the temperature rise in the box body when the converter works, a fan is generally arranged in the box body. The fan works to drive the air in the box body to flow, and the hot air mainly exchanges heat with the outside through the door plate of the converter box, so that the aim of reducing the temperature in the box body is fulfilled.

At present, the door plate of the current transformer box is generally of an aluminum alloy flat plate structure. For the converter box in the frame control mode, because the number of power devices in the box body is increased, the effect of reducing the temperature in the box body is limited by the door plate of the converter box with a flat plate structure, and the use requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heat dissipation door plant to solve the technical problem who improves the radiating efficiency.

The second purpose of the utility model is to provide a converter to solve the technical problem who effectively reduces the inside temperature of converter in the use.

The utility model discloses a heat dissipation door plant realizes like this:

a heat dissipating door panel, comprising: the door comprises a door body, at least one opening arranged on the front surface of the door body and at least one heat dissipation plate suitable for covering the at least one opening in a one-to-one manner;

the heat dissipation plate comprises a plate-shaped body, a plurality of heat dissipation teeth and a plurality of cooling fins, wherein the heat dissipation teeth are distributed on the front surface of the plate-shaped body at intervals, and the cooling fins are distributed on the back surface of the plate-shaped body at intervals; the back surface of the door panel body is also provided with a back plate which forms an air guide channel with the door panel body in an enclosing manner;

and an air inlet channel and an air outlet channel which are communicated with the air guide channel are arranged on the back plate.

In an alternative embodiment of the present invention, two heat dissipation plates are symmetrically disposed on the front surface of the door panel body.

In an optional embodiment of the present invention, a warning mark is further disposed on the door panel body and between the two heat dissipation plates.

In an optional embodiment of the present invention, the heat dissipation plate is riveted and fixed on the door panel body by a sealing rivet; and

and the riveting surface of the heat dissipation plate and the door panel body is also coated with sealant.

In an alternative embodiment of the present invention, the heat-dissipating teeth include a sheet-shaped base body integrally formed with the plate-shaped body and a plurality of heat-dissipating fins respectively spaced apart from each other on an upper end surface and a lower end surface of the sheet-shaped base body.

In an optional embodiment of the present invention, the air inlet channel includes an air inlet hole formed on the back plate; and

the air outlet channel comprises a plurality of air outlet holes which are respectively positioned on the left side and the right side of the air inlet and distributed in a matrix mode.

The utility model discloses a converter realizes like this:

a current transformer, comprising: the box body and the heat dissipation door plate connected with the box body in a matching mode.

The utility model discloses in the optional embodiment, the couple that the top of heat dissipation door plant was equipped with through a plurality of intervals is hung and is established on the case body.

In an alternative embodiment of the present invention, the door panel further comprises at least two locking members for fastening the door panel to the box body.

In an optional embodiment of the utility model, a sealing strip is further arranged between the heat dissipation door plate and the box body.

By adopting the technical scheme, the utility model discloses following beneficial effect has: the heat dissipation door plate and the converter using the same adopt a heat dissipation plate which comprises a plate-shaped body, a plurality of heat dissipation teeth distributed on the front side of the plate-shaped body at intervals, and a plurality of heat dissipation fins distributed on the back side of the plate-shaped body at intervals; the back surface of the door panel body is also provided with a back plate which forms an air guide channel with the door panel body in an enclosing way; that is, the plurality of radiating fins on the radiating plate directly act on the air guide channel, so that the circulating air is fully in direct contact with the radiating fins in the air guide channel, and the radiating efficiency is improved. Moreover, the heat exchange between the high-temperature air in the air guide channel and the external environment is realized by the radiating fins on the back of the plate-shaped body and the radiating teeth on the front of the plate-shaped body, so that the effect of quickly cooling is achieved.

Moreover, the heat dissipation plate adopts a mode of directly sealing, riveting and fixing the heat dissipation plate on the door panel body, and the installation and the operation are simple.

Drawings

Fig. 1 is a schematic view of a partial structure of a heat dissipation door panel applied to a converter according to the present invention;

fig. 2 is a schematic front structural view of the heat dissipation door panel of the present invention;

fig. 3 is a schematic view of the back structure of the heat dissipation door panel of the present invention;

fig. 4 is a schematic cross-sectional structure diagram of the heat dissipation door panel of the present invention applied to a current transformer;

fig. 5 is a schematic structural view of the heat dissipating plate of the heat dissipating door panel of the present invention;

fig. 6 is a schematic view of a partial structure of the heat dissipation plate of the heat dissipation door panel of the present invention.

In the figure: the box comprises a box body 1-1, a door plate body 1-2, a hook 1-3, a rotating part 1-3-1, a connecting part 1-3-2, a warning mark 2-5, a locking door lock 2-7, a heat dissipation plate 2-4, an L-shaped plate 2-2, an air inlet 3-5, a sealing strip 3-6, a baffle 3-3, a back plate 3-4, an air outlet 3-2, an air guide channel 4-1, a rivet hole 5-1, an avoiding groove 5-2, a door lock groove 5-3, a plate body 2-4-1, a heat dissipation fin 2-4-2, a plate body 2-4-3 and a heat dissipation fin 2-4-5.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

Example 1:

referring to fig. 1 to 6, the present embodiment provides a heat dissipation door panel, including: the door plate comprises a door plate body 1-2, at least one opening arranged on the front surface of the door plate body 1-2 and at least one heat dissipation plate 2-4 suitable for covering the at least one opening in a one-to-one mode; that is to say, the opening is directly prefabricated in the process of producing and forming the door panel body 1-2, so that when the heat dissipation plate 2-4 is assembled and fixed on the door panel body 1-2, the heat dissipation plate 2-4 just covers the opening, and the heat dissipation plate 2-4 under the structure can play a direct heat exchange role for high-temperature air inside the door panel body 1-2 without conduction through the door panel body 1-2, and the heat exchange efficiency is also improved.

In a case of exemplifying one example with reference to the drawings, two heat dissipation plates 2-4 are symmetrically provided on the front surface of the door panel body 1-2. The two heat dissipation plates 2-4 are spaced apart from each other at a predetermined distance. On the basis of the structure, a warning mark 2-5 can be arranged on the door panel body 1-2 and between the two heat dissipation plates 2-4. Therefore, when the heat dissipation door plate is applied to a specific converter, workers can avoid collision with the converter through the warning marks 2-5.

More specifically, the heat dissipation plates 2 to 4 employed in the present embodiment have the following specific configurations:

the heat dissipation plate 2-4 comprises a plate-shaped body 2-4-1, a plurality of heat dissipation teeth which are distributed on the front surface of the plate-shaped body 2-4-1 at intervals, and a plurality of heat dissipation fins 2-4-2 which are distributed on the back surface of the plate-shaped body 2-4-1 at intervals; that is, the front and back surfaces of the plate-shaped body 2-4-1 can be formed with heat dissipation structures for accelerating heat exchange. Preferably, the plate-shaped body 2-4-1, the plurality of fins 2-4-2 and the plurality of radiating teeth are all integrally formed, and for the material of the radiating plate 2-4, for example, but not limited to, an aluminum alloy section bar can be selected, so that the heat exchange efficiency is high.

For the purpose of convenient assembly, the heat dissipation plate 2-4 of the embodiment is riveted and fixed on the door panel body 1-2 through a sealing rivet; and the riveting surface of the heat dissipation plate 2-4 and the door panel body 1-2 is also coated with sealant.

In addition, in order to improve the heat exchange efficiency as fast as possible, the heat dissipation teeth adopted by the embodiment comprise a sheet-shaped base body 2-4-3 which is integrally formed with the plate-shaped body 2-4-1 and a plurality of heat dissipation fins 2-4-5 which are respectively distributed on the upper end surface and the lower end surface of the sheet-shaped base body 2-4-3 at intervals; the structure can directly and effectively enlarge the heat exchange area, thereby improving the heat dissipation efficiency.

On the basis of the structure, the back surface of the door panel body 1-2 is also provided with a back plate 3-4 which forms an air guide channel 4-1 with the door panel body 1-2 in an enclosing manner; the back plate 3-4 may be directly integrated with the door panel body 1-2, or may be a detachable assembly structure, which is not limited in this embodiment. After the heat dissipation plate 2-4 and the door panel body 1-2 are assembled in place, the plurality of heat dissipation fins 2-4-2 on the heat dissipation plate 2-4 are just accommodated in the air guide duct 4-1.

An air inlet channel and an air outlet channel which penetrate through the air guide channel 4-1 are arranged on the back plate 3-4, namely, high-temperature air enters the air guide channel 4-1 through the air inlet channel to directly exchange heat with the plurality of radiating fins 2-4-2 on the radiating plate 2-4, and radiating efficiency is improved. Moreover, the heat exchange between the high-temperature air in the air guide channel 4-1 and the external environment is realized by the heat radiating fins 2-4-2 on the back of the plate-shaped body 2-4-1 and the heat radiating teeth on the front of the plate-shaped body 2-4-1, so that the effect of quickly cooling is achieved.

In one example with reference to the drawings, the air inlet channel comprises air inlet holes formed in the back plates 3-4; and the air outlet channel comprises a plurality of air outlet holes 3-2 which are respectively positioned at the left side and the right side of the air inlet 3-5 and distributed in a matrix form. The air inlet channel and the air outlet channel may be in other forms, which is not limited in this embodiment.

Example 2:

referring to fig. 1 to 6, on the basis of the heat dissipation door panel of embodiment 1, the present embodiment provides a current transformer, including: the box comprises a box body 1-1 and a heat dissipation door plate connected with the box body 1-1 in a matching mode.

In the embodiment, the top end of the heat dissipation door panel is hung on the box body 1-1 through a plurality of hooks 1-3 arranged at intervals. The hook 1-3 comprises a rotating part 1-3-1 which is rotationally matched with the box body 1-1 and a connecting part 1-3-2 which is integrally connected with the rotating part 1-3-1 and is used for connecting a door panel main body of the heat dissipation door panel. On the basis of the structure, the heat radiation door panel can be opened relative to the box body 1-1 around the rotating part 1-3-1.

On the basis of the above structure, the door panel of this embodiment further fastens the door panel to the box body 1-1 by at least two locking members. The locking piece can adopt screws and can also adopt locking door locks 2-7, namely, the structure that the heat dissipation door plate can be fastened on the box body 1-1 can meet the use requirement of the embodiment. Referring to the drawings, herein, for locking and fixing to the box body 1-1, is a door panel body 1-2.

In order to improve the sealing performance of the cooperation between the heat dissipation door body and the box body 1-1, a sealing strip 3-6 is further arranged between the door panel body 1-2 and the box body 1-1, so that the converter box can reach the protection level of IP 65.

In addition, in an optional situation, a baffle 3-3 is further arranged on the back surface of the door panel body 1-2 facing the box body 1-1; the blocking piece 3-3 is installed on the outer side of the air guide duct 4-1 and installed on the door panel body 1-2 together with the hook 1-3 through a common installation hole, and when the door panel body 1-2 is in a closed state relative to the box body 1-1, the blocking piece 3-3 extends into the box body 1-1 to limit the upward movement of the door panel body 1-2.

In order to further prevent the heat dissipation door plate from being separated from the box body 1-1, the present embodiment further designs an L-shaped plate 2-2, which is installed on one side of the door plate body 1-2, and can be either the left side or the right side, for realizing the side connection and cooperation between the box body 1-1 and the door plate body 1-2.

Finally, it should be noted that, by way of example and with reference to the accompanying drawings, the heat dissipation plate 2-4 in the present embodiment includes a plate-shaped body 2-4-1 provided with a rivet hole 5-1 for sealing and riveting the plate-shaped body 2-4-1 with the door panel body 1-2, an avoidance groove 5-2 for connecting the hook 1-3, and a door lock groove 5-3 for passing through the locking door lock 2-7.

The above embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above embodiments are only examples of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "suspended" and the like do not imply that the components are absolutely horizontal or suspended, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature being below, beneath or beneath a second feature includes the first feature being directly below and obliquely below the second feature or simply indicating that the first feature is at a lesser level than the second feature.

Claims

1. A heat dissipation door panel, comprising: the door comprises a door body, at least one opening arranged on the front surface of the door body and at least one heat dissipation plate suitable for covering the at least one opening in a one-to-one manner;

the heat dissipation plate comprises a plate-shaped body, a plurality of heat dissipation teeth and a plurality of cooling fins, wherein the heat dissipation teeth are distributed on the front surface of the plate-shaped body at intervals, and the cooling fins are distributed on the back surface of the plate-shaped body at intervals; and

the back surface of the door panel body is also provided with a back plate which forms a wind guide channel with the door panel body in an enclosing way;

2. The door panel of claim 1, wherein two heat dissipation plates are symmetrically disposed on the front surface of the door panel body.

3. The door panel of claim 2, wherein a warning mark is further disposed on the door panel body and between the two heat dissipation plates.

4. The door panel according to any one of claims 1 to 3, wherein the heat dissipation plate is fixed to the door panel body by riveting with sealing rivets; and

5. The door panel as claimed in claim 1, wherein the heat-dissipating teeth comprise a sheet-shaped base integrally formed with the panel-shaped body and a plurality of heat-dissipating fins spaced apart from each other on an upper end surface and a lower end surface of the sheet-shaped base.

6. The door panel as claimed in claim 1, wherein the air inlet channel includes an air inlet hole formed on the back panel; and

7. A current transformer, comprising: the box body and the heat dissipation door plate as claimed in any one of claims 1 to 6 connected with the box body in a matching mode.

8. The converter according to claim 7, wherein the top end of the heat dissipation door panel is hung on the box body through a plurality of spaced hooks.

9. The converter according to claim 7 or 8, characterized in that the louvered door further is fastened to the box body by at least two locking members.

10. The current transformer of claim 7 or 8, wherein a sealing strip is further provided between the heat dissipation door panel and the box body.