CN219329686U - Alternating current-to-direct current power supply conversion device shell - Google Patents
Alternating current-to-direct current power supply conversion device shell Download PDFInfo
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- CN219329686U CN219329686U CN202222879794.6U CN202222879794U CN219329686U CN 219329686 U CN219329686 U CN 219329686U CN 202222879794 U CN202222879794 U CN 202222879794U CN 219329686 U CN219329686 U CN 219329686U
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- outer edge
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Abstract
The utility model relates to a shell of an alternating current-to-direct current power supply conversion device, which consists of a top shell and a bottom shell; the top shell is provided with a top shell outer edge, a sunken top shell sinking groove and a top shell connecting piece which is fixed on the top shell outer side wall and the top shell outer edge, and a plurality of through top shell outer edge screw holes are distributed on the top shell outer edge; the bottom shell is provided with a bottom shell outer edge, a bottom shell sinking groove and a bottom shell connecting piece arranged at the outer side of the bottom shell; a plurality of bottom shell outer edge screw holes are distributed on the bottom shell outer edge, and the bottom shell outer edge screw holes are led into screw hole seats; the screw hole seats are in one-to-one correspondence with the outer edge screw holes of the bottom shell; the shell of the alternating current-to-direct current power supply conversion device can effectively solve the problem of heat dissipation, and the top shell and the bottom shell of the shell can be prepared in a one-time die casting mode, so that the preparation method is simple; the power conversion device housing is more convenient to install and maintain.
Description
Technical Field
The utility model relates to the technical field of communication power supply installation, in particular to a shell of an alternating current-to-direct current power supply conversion device.
Background
In the prior art, a power conversion device applied to a passing position is generally required to be installed in a protective shell due to the protection and safety work problems of the power conversion device; some power conversion devices need to be installed outdoors; the power conversion device cannot be exposed to the natural environment for a long time, and needs to be protected by adopting a shell; most of the existing shells are closed shells, and the power conversion devices are closed and protected, but the power conversion devices generate a large amount of heat after operation, so that the temperature of the power conversion devices is increased, the resistance of the power conversion devices is increased, and the current flowing speed is reduced;
therefore, the power conversion device installed in the protective case faces heat generation and heat dissipation problems on the one hand, and involves convenience problems of installation and maintenance on the other hand; the connection mode of the screw and the nut is adopted in the prior art, although the connection mode has the advantages in firmness and meets the requirement of universality, the connection problem of the top shell and the bottom shell is solved, and the connection mode of the screw and the nut is adopted in reality, so that the connection mode is inconvenient in maintenance and repair, particularly in outdoor and aerial maintenance operation, the top shell is inconvenient to detach and install, and the working efficiency is influenced.
In particular to an improvement scheme aiming at the problem of convenience in installation and maintenance of a power conversion device, which is a technical scheme meeting the actual needs.
Disclosure of Invention
Aiming at the problems of heating and heat dissipation of a power supply conversion device and the problems of convenience in installation and maintenance in the prior art, the utility model provides a shell of an alternating current-to-direct current power supply conversion device; the technical scheme of the utility model aims to effectively solve the problem of heat dissipation and facilitate the installation and maintenance of the power conversion device.
The utility model is realized by the following technical means:
the shell of the alternating current-to-direct current power supply conversion device consists of a top shell and a bottom shell; the bottom shell is arranged on an iron plate, a bracket or a wall surface through a mounting screw hole arranged on the outer surface of the bottom shell; the top shell is connected with the bottom shell connecting piece on the bottom shell through the top shell connecting piece and fastened through a fixing screw; the top shell is provided with a top shell outer edge, a sunken top shell sinking groove and a top shell connecting piece which is fixed on the top shell outer side wall and the top shell outer edge, and a plurality of through top shell outer edge screw holes are distributed on the top shell outer edge; the bottom shell is provided with a bottom shell outer edge, a bottom shell sinking groove and a bottom shell connecting piece arranged at the outer side of the bottom shell; a plurality of bottom shell outer edge screw holes are distributed on the bottom shell outer edge, and the bottom shell outer edge screw holes are led into screw hole seats; the screw hole seats are in one-to-one correspondence with the outer edge screw holes of the bottom shell;
further, the number of the top shell connecting pieces is two, and the top shell connecting pieces are arranged in the same direction;
further, the top shell connector comprises a top shell connector longitudinal column which is connected with the outer side wall of the top shell and the outer edge of the top shell at the same time; the outer end of the longitudinal column of the top shell connecting piece is connected with a transverse column of the top shell connecting piece; a top shell connecting piece transverse column groove is formed in one end, far away from the top shell connecting piece longitudinal column, of the top shell connecting piece transverse column; the clamping springs are arranged in the grooves of the transverse columns of the top shell connecting pieces, so that the transverse columns of the top shell connecting pieces can be prevented from being separated from the bottom shell connecting pieces of the bottom shell;
the bottom of the bottom shell is provided with a plurality of cooling fins;
further, the bottom shell connecting piece is correspondingly arranged with a top shell connecting piece of a top shell, generally, two top shell connecting pieces are arranged on the top shell of the alternating current-direct current power supply conversion device, and two bottom shell connecting pieces are correspondingly arranged on the bottom shell;
further, the plurality of cooling fins are perpendicular to the bottom of the bottom shell, and the plurality of cooling fins are arranged in parallel with each other; the plurality of cooling fins are distributed on the whole bottom of the bottom shell;
further, a second sinking groove is further arranged on the bottom shell sinking groove and used for accommodating built-in devices with larger sizes;
further, on one side surface of the bottom case, a plurality of terminal input/output holes having the same pitch are provided for passage of electric wires;
further, the bottom case connector includes a connector hole at an upper portion of the bottom case connector, a bottom case connector top groove at a top portion, and a bottom case connector bottom groove at the other side.
The top shell and the bottom shell are respectively prepared by die casting and integrated forming; a housing for the ac to dc power conversion device;
when the shell design of the alternating current-to-direct current power supply conversion device is in actual use, the bottom shell is fixed at a mounting position by using screws through mounting screw holes, and the mounting position is usually an iron plate, a bracket or a wall surface; placing components of an alternating current-to-direct current power supply conversion device into a bottom shell sinking groove of the bottom shell; connecting an input/output connecting wire, penetrating the input/output connecting wire out of the terminal input/output hole, and placing the connecting wire outside the shell of the alternating current-to-direct current power supply conversion device; then, two top shell connecting piece transverse columns of the top shell penetrate through connecting piece holes in a bottom shell connecting piece of the bottom shell; aligning the top shell outer edge screw holes of the top shell with the bottom shell outer edge screw holes and fastening the top shell on the bottom shell through screws; loading the clamp spring into a transverse column groove of the top shell connecting piece to finish installation; in the maintenance operation process, firstly, removing screws for connecting the top shell and the bottom shell, taking a transverse column of the top shell connecting piece as an axis, and opening the top shell for maintenance; and if necessary, the clamp spring can be removed, the top shell can be taken down, and maintenance and replacement of internal components can be performed.
The technical scheme of the utility model has the technical effects that: the shell of the alternating current-to-direct current power supply conversion device can effectively solve the problem of heat dissipation, and the top shell and the bottom shell of the shell can be prepared in a one-time die casting mode, so that the preparation method is simple; the power conversion device housing is more convenient to install and maintain.
In order to make the objects and technical solutions of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with examples of embodiments of the present utility model. It will be apparent that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which are made by one of ordinary skill in the art without creative effort, based on the described embodiments of the present utility model are within the protection scope of the present utility model.
Drawings
FIG. 1 is a schematic view of the top housing part of the housing of the present utility model from below;
FIG. 2 is a schematic perspective view of a top housing part of the fastening device of the present utility model;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is a schematic top view of a bottom housing component of the fastening device of the present utility model;
FIG. 5 is a schematic perspective view of a bottom housing component of the fastening device of the present utility model;
FIG. 6 is an enlarged view of portion B of FIG. 4;
fig. 7 is a schematic perspective view of the housing of the present utility model.
Reference numerals:
1, a top shell; 2 bottom shell; 11 the outer edge of the top shell; 12 top shell sink; 13, the outer edge of the top shell is provided with screw holes;
14 top shell connectors; 15 top shell connector longitudinal posts; a 16 top shell connector transverse post;
17 top shell connector transverse post grooves; 18 top shell sink; an outer edge of the 21 bottom shell; a 22 bottom shell sink groove; 23 outer edge screw holes of the bottom shell; 24 screw hole seats; 25 cooling fins; a second sink tank 26;
27 wiring terminal input/output holes; 28 bottom shell connectors; 29 connector holes;
30 bottom shell connecting piece top groove; 31 bottom shell connecting piece bottom groove; 32 outer edge screw hole seats of the bottom shell; 33 are provided with screw holes.
Detailed Description
The following description of the preferred embodiments of the present utility model is provided for the purpose of illustration and explanation only and is not intended to limit the present utility model.
The shell of the alternating current-to-direct current power supply conversion device consists of a top shell 1 and a bottom shell 2; the bottom shell 2 is arranged on an iron plate, a bracket or a wall surface through a mounting screw hole 33 arranged on the outer surface of the bottom shell 2; the top shell 1 is connected with each other through a top shell connecting piece 14 and a bottom shell connecting piece 28 on the bottom shell 2 and is fastened through a set screw;
as shown in fig. 1 and 2, the top shell 1 has a top shell outer edge 11, a sinking top shell sinking groove 12 and a top shell connecting piece 14 fixed on the outer side wall of the top shell 1 and the top shell outer edge 11;
further, the number of the top shell connectors 14 is two, and the two connectors are arranged in the same direction;
as shown in fig. 1 and 3, the top case connector 14 includes a top case connector longitudinal post 15, and the top case connector longitudinal post 15 is connected to the outer side wall of the top case 1 and the top case outer edge 11 at the same time; at the outer end of the top case connector longitudinal column 15, a top case connector transverse column 16 is connected; at the end of the top case connector transverse column 16 remote from the top case connector longitudinal column 15, a top case connector transverse column groove 17 is provided; by providing a snap spring in the top-housing connector lateral column groove 17, the top-housing connector lateral column 16 is prevented from disengaging from the bottom-housing connector 28 of the bottom housing 2;
fig. 4 and 5 show a bottom shell 2 of the shell of the ac-dc power conversion device according to the present utility model, the bottom shell 2 has a bottom shell outer edge 21, a bottom shell sinking groove 22, and a bottom shell connecting piece 28 disposed outside the bottom shell 2; a plurality of bottom shell outer edge screw holes 23 are distributed on the bottom shell outer edge 21, and the bottom shell outer edge screw holes 23 are led into screw hole seats 24; the screw hole seats 24 are in one-to-one correspondence with the outer edge screw holes 23 of the bottom shell; a plurality of cooling fins 25 are arranged at the bottom of the bottom shell 2; the bottom shell connecting piece 28 is arranged corresponding to the top shell connecting piece 14 of the top shell 1, typically, two top shell connecting pieces 14 are arranged on the top shell 1 of the shell of the alternating current-to-direct current power supply conversion device, and two bottom shell connecting pieces 28 are arranged corresponding to the bottom shell 2; the plurality of cooling fins 25 are perpendicular to the bottom of the bottom case 2, and the plurality of cooling fins 25 are disposed parallel to each other; the plurality of cooling fins 25 are distributed on the whole bottom of the bottom shell 2; a second sinking groove 26 is further arranged on the bottom shell sinking groove 22 and is used for accommodating built-in devices with larger sizes; on one side surface of the bottom case 2, a plurality of terminal input/output holes 27 having the same pitch are provided, the terminal input/output holes 27 being used for passage of electric wires; the bottom shell connector 28 includes a connector hole 29 at the upper portion of the bottom shell connector 28, a top bottom shell connector top slot 30 at the top and a bottom shell connector slot 31 at the other side.
In the technical scheme of the utility model, the top shell 1 and the bottom shell 2 are integrally formed by die casting; a housing for the ac to dc power conversion device;
the embodiments of the present utility model have been further described above with reference to specific examples, which are intended to be illustrative of the present utility model and not limiting. The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present utility model, and are not intended to limit the technical concept and scope of the present utility model, and various modifications and improvements made by those skilled in the art should fall within the scope of the present utility model without departing from the design concept of the present utility model.
Claims (7)
1. The shell of the alternating current-to-direct current power supply conversion device is characterized by comprising a top shell and a bottom shell; the top shell is provided with a top shell outer edge, a sunken top shell sinking groove and a top shell connecting piece which is fixed on the top shell outer side wall and the top shell outer edge, and a plurality of through top shell outer edge screw holes are distributed on the top shell outer edge; the bottom shell is provided with a bottom shell outer edge, a bottom shell sinking groove and a bottom shell connecting piece arranged at the outer side of the bottom shell; a plurality of bottom shell outer edge screw holes are distributed on the bottom shell outer edge, and the bottom shell outer edge screw holes are led into screw hole seats; the screw hole seats are in one-to-one correspondence with the outer edge screw holes of the bottom shell; the cooling fins are perpendicular to the bottom of the bottom shell and are arranged in parallel; the plurality of cooling fins are distributed on the whole bottom of the bottom shell.
2. The ac to dc power conversion device housing of claim 1, wherein said top case connector comprises a top case connector longitudinal post connected to both an outer side wall of said top case and an outer edge of said top case; the outer end of the longitudinal column of the top shell connecting piece is connected with a transverse column of the top shell connecting piece; a top shell connecting piece transverse column groove is formed in one end, far away from the top shell connecting piece longitudinal column, of the top shell connecting piece transverse column; by installing the snap springs in the grooves of the transverse columns of the top shell connecting pieces, the transverse columns of the top shell connecting pieces can be prevented from being separated from the bottom shell connecting pieces of the bottom shell.
3. The ac to dc power conversion device enclosure of claim 1, wherein said top case connectors are provided in two, co-directional arrangements.
4. The ac-dc power conversion device casing according to claim 1 or 2, wherein the bottom case connecting member is provided corresponding to a top case connecting member of a top case, two top case connecting members are provided on the top case of the ac-dc power conversion device casing, and two bottom case connecting members are provided corresponding to the bottom case.
5. The ac to dc power conversion device housing of claim 1, wherein said bottom housing sink further comprises a second sink.
6. The ac to dc power conversion device housing of claim 1, wherein said bottom shell has a plurality of cooling fins disposed thereon.
7. The ac to dc power conversion device housing of claim 1, wherein said bottom case connector includes a connector hole in an upper portion of said bottom case connector, a top bottom case connector top groove on a top portion, and a bottom case connector bottom groove on the other side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222879794.6U CN219329686U (en) | 2022-10-31 | 2022-10-31 | Alternating current-to-direct current power supply conversion device shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222879794.6U CN219329686U (en) | 2022-10-31 | 2022-10-31 | Alternating current-to-direct current power supply conversion device shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219329686U true CN219329686U (en) | 2023-07-11 |
Family
ID=87064761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222879794.6U Active CN219329686U (en) | 2022-10-31 | 2022-10-31 | Alternating current-to-direct current power supply conversion device shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219329686U (en) |
-
2022
- 2022-10-31 CN CN202222879794.6U patent/CN219329686U/en active Active
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