CN211240404U - Housing assembly and power unit - Google Patents
Housing assembly and power unit Download PDFInfo
- Publication number
- CN211240404U CN211240404U CN201921918260.1U CN201921918260U CN211240404U CN 211240404 U CN211240404 U CN 211240404U CN 201921918260 U CN201921918260 U CN 201921918260U CN 211240404 U CN211240404 U CN 211240404U
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- CN
- China
- Prior art keywords
- mounting
- housing assembly
- power unit
- cavity
- main body
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Links
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- XLDBTRJKXLKYTC-UHFFFAOYSA-N 2,3,4,4'-tetrachlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=C(Cl)C(Cl)=C1Cl XLDBTRJKXLKYTC-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a casing assembly and power unit, wherein, casing assembly includes shell main part and radiator, and shell main part's inside has first holding chamber, is provided with the first installing port that is linked together with first holding chamber in shell main part. The radiator comprises a base and radiating fins arranged on the base, the base is connected with the shell main body, and the first mounting opening can be shielded through the base. Through above-mentioned structure, can set up some power devices that the protectiveness is relatively poor in first holding intracavity, avoid these power devices to receive external environment factor's influence, improve the adaptability of power unit to the environment and the stability of during operation.
Description
Technical Field
The utility model relates to an electrical equipment field, in particular to housing assembly and power unit.
Background
For power equipment such as a high-voltage frequency conversion system, a power unit needs to be configured. The existing power unit generally adopts a forced air cooling heat dissipation mode, and some core devices of the power unit are in direct contact with the outside air during forced air cooling. When the power unit is in a severe environment such as humidity and high pollution, the surface insulation performance of the power unit can be greatly reduced due to the humidity and the pollution, the corrosion can be accelerated, the failure rate is increased, and the service life of the power unit is short. The operation stability of the power unit is greatly influenced by environmental factors, and the adaptability to the environment is not high. In addition, the input of current power unit connects the electric mode and generally attaches the terminal lock through the bolt, and its installation effectiveness is lower, overhauls and maintains inconveniently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide casing assembly, can improve the adaptability of power unit to the environment.
The utility model discloses the power unit who has above-mentioned casing assembly has still been provided.
According to a first aspect of the present invention, there is provided a housing assembly, comprising
The shell comprises a shell main body, a first positioning hole and a second positioning hole, wherein the shell main body is internally provided with a first accommodating cavity, and the shell main body is provided with a first mounting hole communicated with the first accommodating cavity;
the radiator comprises a base and radiating fins arranged on the base, and the base is connected with the shell main body to shield the first mounting opening.
The beneficial effect that above-mentioned scheme had: through above-mentioned structure, can set up some power devices that the protectiveness is relatively poor in first holding intracavity, avoid these power devices to receive external environment factor's influence, improve the adaptability of power unit to the environment and the stability of during operation.
According to the first aspect of the present invention, the housing body comprises a bottom shell including a bottom plate and a side plate connected to the bottom plate;
the first mounting plate is arranged in the bottom shell, and the first mounting plate is provided with the first mounting opening;
the top cover is arranged at the top of the bottom shell, and the bottom shell, the first mounting plate and the top cover jointly enclose the first accommodating cavity and the second accommodating cavity.
According to the utility model discloses the first aspect the housing assembly, second holding intracavity is provided with the baffle, the baffle will first installation cavity and wind channel are separated into in second holding chamber, the wind channel link up the drain pan, the radiator set up in the wind channel.
According to the utility model discloses the first aspect the housing assembly, be provided with the second mounting panel in the first holding chamber, the second mounting panel will second installation cavity and third installation cavity are separated into in first holding chamber.
According to the utility model discloses the first aspect the housing assembly, be provided with the second installing port on the first mounting panel.
According to the utility model discloses the first aspect the shell body subassembly, the left and right sides of shell main part is provided with the guide rail respectively.
According to the utility model discloses the first aspect the shell body subassembly, the rear side of shell main part is provided with the insulating board seat, be provided with the input inserted sheet on the insulating board seat.
According to a second aspect of the present invention, a power unit is provided, comprising a housing assembly as described above.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a structural diagram of an embodiment of a power unit of the present invention;
fig. 2 is an exploded view of an embodiment of the power unit of the present invention;
FIG. 3 is a cross-sectional view of an embodiment of the housing assembly of the present invention with the heat sink removed;
FIG. 4 is another cross-sectional view of the housing assembly embodiment of the present invention with the heat sink removed;
fig. 5 is a block diagram of a first mounting plate in an embodiment of the housing assembly of the present invention;
fig. 6 is a structural diagram of a heat sink in an embodiment of the housing assembly of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element 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 description of the present invention, if there are first, second, etc. described, it is only for the purpose of distinguishing technical features, and it is not understood that relative importance is indicated or implied or that the number of indicated technical features is implicitly indicated or that the precedence of the indicated technical features is implicitly indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 and 2, a power unit according to an embodiment of the present invention includes a housing assembly, and an electrolytic capacitor (not shown in the figure) and a PCB 60 are disposed on the housing assembly.
Referring to fig. 3 to 6, the housing assembly of the embodiment of the present invention includes a housing main body 10 and a heat sink 20, the housing main body 10 has a first accommodating cavity 31 inside, and the housing main body 10 is provided with a first mounting opening 121 communicated with the first accommodating cavity 31. The heat sink 20 includes a base 21 and heat dissipation fins 22 disposed on the base 21, wherein the base 21 is connected to the housing body 10, and the first mounting opening 121 is shielded by the base 21.
Through the structure, some electric devices (such as the PCB plate 60) with poor protection performance can be arranged in the first accommodating cavity 31, so that the electric devices are prevented from being influenced by external environmental factors, and the adaptability of the power unit to the environment and the stability of the power unit in working are improved. The base 21 can directly contact with the air in the first accommodating cavity 31, so that the heat dissipation effect can be optimized.
Specifically, referring to fig. 3 and 4, the case main body 10 includes a bottom case 11, a first mounting plate 12, and a top cover 13. The bottom case 11 includes a bottom plate 111 and a side plate 112 connected to the bottom plate 111, and the side plate 112 is surrounded in a ring shape. First mounting plate 12 is provided in bottom case 11, and first mounting plate 12 is provided with first mounting hole 121 described above. The top cover 13 is disposed on the top of the bottom case 11, and the bottom case 11, the first mounting plate 12 and the top cover 13 together define the first receiving cavity 31 and a second receiving cavity 32.
Referring to fig. 3, partition plate 14 is provided in second receiving chamber 32, partition plate 14 partitions second receiving chamber 32 into first mounting chamber 321 and air duct 322, air duct 322 penetrates bottom case 11, and heat sink 20 is provided in air duct 322. During ventilation and heat dissipation, the airflow passes through the air duct 322, so that the airflow is more concentrated, and heat on the heat sink 22 can be dissipated.
The first mounting plate 12 is provided with a second mounting opening 122. The electrolytic capacitor is disposed at the second mounting opening 122, and the electrolytic capacitor is disposed in the first mounting cavity 321, and the second mounting opening 122 is shielded by the electrolytic capacitor.
Referring to fig. 3, a second mounting plate 15 is disposed in the first receiving chamber 31, and the second mounting plate 15 divides the first receiving chamber 31 into a second mounting chamber 311 and a third mounting chamber 312. PCB board 60 may be disposed in second mounting cavity 311 and other electrical components may be disposed in third mounting cavity 312.
Through the structure, the power devices can be respectively arranged in different installation cavities, so that the installation and arrangement of the power devices are facilitated, and the division of functional areas is also facilitated. In practical application, for some electric power devices needing to be protected, the corresponding mounting cavities can be subjected to sealing protection treatment, and because the volumes of the mounting cavities are relatively small, the workload of the sealing protection treatment on the mounting cavities is low.
Referring to fig. 1 and 2, guide rails 40 are provided on both left and right sides of the housing main body 10, respectively. When the power unit is installed in the cabinet, the guide rail 40 can be placed on a bracket in the cabinet, so that the installation and positioning of the power unit are facilitated.
An insulating board holder 51 is provided on the rear side of the housing main body 10, and an input insertion piece 52 is provided on the insulating board holder 51. The input insertion sheet 52 can be correspondingly inserted into a socket, and current can be input through the input insertion sheet 52. When the power unit needs to be electrically connected with other equipment so as to input current into the power unit, the input insertion sheet 52 is inserted into the corresponding socket. The power unit can be electrically connected through the plugging structure, so that the power unit is convenient to install, overhaul and maintain.
In addition, since the guide rails 40 are disposed on the left and right sides of the housing main body 10, the power unit can slide along the bracket on the cabinet, and the input insertion sheet 52 can be inserted into the socket or the input insertion sheet 52 can be pulled out of the socket in the process that the power unit slides along the bracket.
The structure and operation principle of the power device of the power unit are well known to those skilled in the art, and will not be further described herein.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (8)
1. A housing assembly, comprising:
the shell comprises a shell main body, a first positioning hole and a second positioning hole, wherein the shell main body is internally provided with a first accommodating cavity, and the shell main body is provided with a first mounting hole communicated with the first accommodating cavity;
the radiator comprises a base and radiating fins arranged on the base, and the base is connected with the shell main body to shield the first mounting opening.
2. The housing assembly of claim 1, wherein the housing body comprises
The bottom shell comprises a bottom plate and a side plate connected to the bottom plate;
the first mounting plate is arranged in the bottom shell, and the first mounting plate is provided with the first mounting opening;
the top cover is arranged at the top of the bottom shell, and the bottom shell, the first mounting plate and the top cover jointly enclose the first accommodating cavity and the second accommodating cavity.
3. The housing assembly of claim 2, wherein a partition is disposed in the second receiving cavity, the partition divides the second receiving cavity into a first mounting cavity and an air duct, the air duct penetrates the bottom case, and the heat sink is disposed in the air duct.
4. The housing assembly of claim 2, wherein a second mounting plate is disposed within the first receiving cavity, the second mounting plate dividing the first receiving cavity into a second mounting cavity and a third mounting cavity.
5. The housing assembly of claim 2, wherein the first mounting plate has a second mounting opening disposed therein.
6. The housing assembly of claim 1, wherein the housing body is provided with guide rails on left and right sides thereof, respectively.
7. The housing assembly of claim 1 or 6, wherein the rear side of the housing main body is provided with an insulation board seat, and the insulation board seat is provided with an input insertion sheet.
8. Power unit, characterized in that it comprises a housing assembly according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921918260.1U CN211240404U (en) | 2019-11-07 | 2019-11-07 | Housing assembly and power unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921918260.1U CN211240404U (en) | 2019-11-07 | 2019-11-07 | Housing assembly and power unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211240404U true CN211240404U (en) | 2020-08-11 |
Family
ID=71915668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921918260.1U Active CN211240404U (en) | 2019-11-07 | 2019-11-07 | Housing assembly and power unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211240404U (en) |
-
2019
- 2019-11-07 CN CN201921918260.1U patent/CN211240404U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231101 Address after: 528437 No. 22 Torch Road, Torch Development Zone, Zhongshan City, Guangdong Province Patentee after: GUANGDONG MINGYANG LONGYUAN POWER ELECTRONICS Co.,Ltd. Address before: 528437 No. 25 Jiangling West Road, Torch Development Zone, Zhongshan, Guangdong Patentee before: GUANGDONG ANPU ELECTRIC POWER TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |