CN210120724U - Power supply shell structure and power supply device - Google Patents
Power supply shell structure and power supply device Download PDFInfo
- Publication number
- CN210120724U CN210120724U CN201920232435.7U CN201920232435U CN210120724U CN 210120724 U CN210120724 U CN 210120724U CN 201920232435 U CN201920232435 U CN 201920232435U CN 210120724 U CN210120724 U CN 210120724U
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- Prior art keywords
- cover plate
- power supply
- circuit board
- printed circuit
- housing structure
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Abstract
The utility model discloses a power supply shell structure and a power supply device, wherein the power supply shell structure comprises a first cover plate; the printed circuit board is connected to the first cover plate through a plurality of fasteners, and at least one clamping groove is formed in the printed circuit board; and the second cover plate is provided with at least one buckle structure which is matched and clamped with the clamping groove of the printed circuit board, at least one fastener is used for connecting the first cover plate, the printed circuit board and the second cover plate, the second cover plate and the printed circuit board are connected by clamping to preliminarily fix the second cover plate, the printed circuit board is locked on the first cover plate through a plurality of fasteners, and meanwhile, a fastener is reserved for locking and connecting the first cover plate, the printed circuit board and the second cover plate together, so that the second cover plate is limited to be separated, the using amount of screws is effectively saved, the material cost is reduced, the assembly and disassembly of the power supply shell are more convenient and efficient, and the production efficiency is effectively improved.
Description
Technical Field
The utility model relates to a power supply unit shell structure part, in particular to power supply housing structure and power supply unit.
Background
The existing LED power supply shell usually comprises an upper cover and a lower cover, when the upper cover and the lower cover are assembled, screws are usually adopted for fixed installation, a printed circuit board is assembled and fixed on the lower cover through at least four screws, and the upper cover and the lower cover are locked through at least four screws to fix the upper cover and the lower cover.
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 a power shell structure and power supply unit, can reduce material cost and improve production efficiency.
According to a first aspect of the present invention, there is provided a power supply casing structure, comprising a first cover plate; the printed circuit board is connected to the first cover plate through a plurality of fasteners, and at least one clamping groove is formed in the printed circuit board; and the second cover plate is provided with at least one buckle structure which is matched and clamped with the clamping groove of the printed circuit board, and the first cover plate, the printed circuit board and the second cover plate are connected by at least one fastener.
The power supply shell structure at least has the following beneficial effects: adopt the joint to be connected in order tentatively to fix the second apron between second apron and the printed circuit board, again with printed circuit board through a plurality of fasteners lock solid on first apron, simultaneously, reserve at least one fastener and with first apron, printed circuit board and the common lock solid of second apron are connected, the second apron has been restricted and has been broken away from, thereby make first apron, the second apron is fixed as an organic whole firmly, compare with the screw assembly among the prior art, half screw usage has been saved, the material cost is reduced, make the assembly and disassembly of power supply casing more convenient, high efficiency, and the production efficiency is effectively improved.
According to the utility model discloses a power shell structure, one the fastener is connected first apron, printed circuit board, second apron three. Only one fastener is shared among the first cover plate, the second cover plate and the printed circuit board, and the second cover plate is connected with other parts of the printed circuit board in a clamping manner, so that the whole structure is simplified and compact.
According to the utility model discloses first aspect power shell structure the first apron is gone up the protrusion and is set up and each the fixed boss that the fastener corresponds. The arrangement of the fixed boss enables a gap to be reserved between the printed circuit board and the first cover plate, interference in assembly is avoided, and the fixed boss is also used as a connecting stress action part of the fastener.
According to the utility model discloses first aspect power supply housing structure, the fastener is the screw, fixed boss sets up and screw complex screw. Or the fastener is a bolt arranged on the fixed boss and a nut matched with the bolt. The use of screws or bolts and nuts makes the whole assembly and disassembly more efficient and faster.
According to the utility model discloses power shell structure of first aspect, the second apron has at least one curb plate of bending, the tip of the curb plate of bending extends the protrusion and forms at least one connection lug, connection lug has the through-hole that supplies the fastener to pass. The provision of the connecting lugs enables the second cover plate to be quickly locked by the fasteners, and also minimises the material used for the second cover plate.
According to the utility model discloses first aspect power supply housing structure, first apron is dull and stereotyped structure, the cross-section of second apron is character cut in bas-relief and has two curb plates of bending. The first cover plate is a flat plate, the second cover plate is provided with a bent side plate, the first cover plate and the second cover plate are connected in a matched mode and can cover and wrap the printed circuit board, and the situation that high-voltage parts on the printed circuit board are leaked electricity is avoided.
According to the utility model discloses first aspect power supply housing structure, buckle structure is the trip. The printed circuit board is directly hooked by the clamping hook, so that the second cover plate is limited to be separated from moving, and the assembly and disassembly are rapid and efficient.
According to the present invention, the second cover plate covers a part of the printed circuit board. Only partial area covering the printed circuit board is shielded, so that the material consumption of the second cover plate is less, and the material cost is lower.
According to a second aspect of the present invention, there is provided a power supply device comprising the power supply case structure according to the first aspect.
The power supply device at least has the following beneficial effects: compared with the prior art in which the screw assembly is completely adopted, the clamping connection and fastener connection combination mode is adopted, so that half of the screw usage amount is saved, the material cost is reduced, the power supply shell of the power supply device is more convenient and efficient to assemble and disassemble, and the production efficiency is effectively improved.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an exploded schematic view of an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a second cover plate in the embodiment 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, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features 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, the power supply housing structure of the embodiment of the present invention includes a first cover plate 10, a second cover plate 20 and a printed circuit board 30, wherein the first cover plate 10 and the second cover plate 20 are combined and connected to form a housing covering the outside of the printed circuit board 30, the first cover plate 10 is used as a lower cover plate, the second cover plate 20 is used as an upper cover plate, and the printed circuit board 30 is disposed between the first cover plate 10 and the second cover plate 20.
Wherein the fastening member is preferably a screw, and correspondingly, the fixing boss 11 has a screw hole which is in threaded connection with the screw.
It is understood that the fastening member may also be a bolt and a nut, and the bolt may be directly fixed on the fixing boss 11, and the bolt passes through the printed circuit board 30 and locks the printed circuit board 30 by the nut, so as to also play a role of locking and connecting the printed circuit board 30.
Referring to fig. 2 and 3, the second cover plate 20 is a bent plate structure with a concave cross section, two sides of the second cover plate 20 are provided with bent side plates 21 extending out, and two side ends of the bent side plate 21 on one side are respectively provided with a hook 22; the other side of the bent side plate 21 has a hook 22 at one side end, and a connecting lug 23 formed by horizontally extending outward at the other side end, wherein the connecting lug 23 has a through hole.
Accordingly, three card slots 31 are provided at corresponding positions of the printed circuit board 30, the hooks 22 are inserted into the corresponding card slots 31, and the second cover plate 20 is pushed to hook the printed circuit board 30 by the second cover plate 20, so that the second cover plate 20 is preliminarily fixed. Meanwhile, a screw is reserved and passes through the through hole of the connecting lug 23 to be in threaded connection with the screw hole of the fixing boss 11, so that the first cover plate 10, the second cover plate 20 and the printed circuit board 30 are locked and connected together, and the hook 22 of the second cover plate 20 is also limited to be separated from the slot 31 of the printed circuit board 30. The first cover plate 10, the second cover plate 20 and the printed circuit board 30 share one screw, and the second cover plate 20 and other parts of the printed circuit board 30 are connected in a clamping manner by adopting the clamping hooks 22 and the clamping grooves 31 in a matched manner, so that the whole structure is simplified and compact.
It is understood that the hook 22 of the second cover plate 20 may be alternatively configured as other common hook structures, as long as the hook structure can be connected into the slot 31 of the printed circuit board 30 to initially fix the second cover plate 20.
In some embodiments, the bent side plates 21 on both sides of the second cover plate 20, the bent side plate 21 on one side has a straight edge, i.e. has no hooks, and is directly contacted and abutted on the printed circuit board 30, the bent side plate 21 on the other side has a hook 22 at one side end, and the other side end horizontally extends outwards to form a connecting lug 23, i.e. the second cover plate 20 is fixed by one hook 22 and one connecting lug 23. It is understood that the second cover plate 20 can also be configured as a bent plate structure with an L-shaped cross section, and only one side of the bent side plate 21 is used to fix the second cover plate 20 through a hook 22 and a connecting lug 23.
Compared with the at least equipment of eight screws that adopts among the prior art, the embodiment of the utility model provides a only need four screws, saved half screw use amount, reduce material cost for the assembly and disassembly of power supply housing is also convenient more, high-efficient, improves production efficiency effectively.
In the present embodiment, the number of the screws and the fixing bosses 11 is five to adapt to the printed circuit board 30 with a larger size and area, wherein four screws are used for locking and connecting the printed circuit board 30 and the first cover plate 10, and another screw is used for locking and connecting the first cover plate 10, the second cover plate 20 and the printed circuit board 30 together. Of course, when the printed circuit board 30 has a small size and area, only three screws and fixing bosses 11 are needed to support and fix the printed circuit board 30.
In some embodiments, the second cover plate 20 only covers a portion of the printed circuit board 30 where the high voltage power supply is disposed, that is, only covers a portion of the printed circuit board 30 where the high voltage power supply is disposed, so that the second cover plate 30 uses less material and has lower material cost, and since the second cover plate 20 is grounded, the occurrence of electric shock can be avoided by the second cover plate 20 covering the outside.
Because the first cover plate 10 is of a flat plate structure and has no structures such as a bent side plate, a folded edge and the like, the material consumption is less; although the second cover plate 20 has the bent side plates 21, the second cover plate 20 is designed to cover only a partial area of the printed circuit board 30, so that the overall material consumption is also less, thereby minimizing the material consumption of the whole housing structure and reducing the material cost.
The embodiment of the utility model provides a power supply unit, including above-mentioned power shell structure.
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 (10)
1. A power supply housing structure, comprising:
a first cover plate;
the printed circuit board is connected to the first cover plate through a plurality of fasteners, and at least one clamping groove is formed in the printed circuit board; and
the second cover plate is provided with at least one buckle structure which is matched and clamped with the clamping groove of the printed circuit board, and the fastener connects the first cover plate, the printed circuit board and the second cover plate.
2. The power supply housing structure of claim 1, wherein: one fastener connects the first cover plate, the printed circuit board and the second cover plate.
3. The power supply casing structure according to claim 1 or 2, wherein: and fixing bosses corresponding to the fasteners are arranged on the first cover plate in a protruding mode.
4. The power supply housing structure of claim 3, wherein: the fastener is the screw, fixed boss sets up the screw with screw complex.
5. The power supply housing structure of claim 3, wherein: the fastener is a bolt arranged on the fixed boss and a nut matched with the bolt.
6. The power supply housing structure of claim 1, wherein: the second cover plate is provided with at least one bent side plate, the end part of the bent side plate extends and protrudes to form at least one connecting lug, and the connecting lug is provided with a through hole for a fastening piece to pass through.
7. The power supply housing structure of claim 6, wherein: the first cover plate is of a flat plate structure, and the cross section of the second cover plate is in a concave shape and is provided with two bent side plates.
8. The power supply housing structure of claim 1, wherein: the buckle structure is a hook.
9. The power supply housing structure of claim 1, wherein: the second cover plate covers a portion of the printed circuit board.
10. A power supply device characterized by: comprising a power supply housing structure as claimed in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920232435.7U CN210120724U (en) | 2019-02-21 | 2019-02-21 | Power supply shell structure and power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920232435.7U CN210120724U (en) | 2019-02-21 | 2019-02-21 | Power supply shell structure and power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210120724U true CN210120724U (en) | 2020-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920232435.7U Active CN210120724U (en) | 2019-02-21 | 2019-02-21 | Power supply shell structure and power supply device |
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| Country | Link |
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| CN (1) | CN210120724U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107635370A (en) * | 2017-09-28 | 2018-01-26 | 珠海格力电器股份有限公司 | Electrical equipment box mounting structure, electrical appliance kit and air cleaning facility |
| CN112506289A (en) * | 2020-11-20 | 2021-03-16 | 浪潮电子信息产业股份有限公司 | Server and mainboard quick assembly disassembly structure thereof |
| CN113710015A (en) * | 2020-05-21 | 2021-11-26 | 上海海拉电子有限公司 | Shell and automobile controller for automobile circuit board |
-
2019
- 2019-02-21 CN CN201920232435.7U patent/CN210120724U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107635370A (en) * | 2017-09-28 | 2018-01-26 | 珠海格力电器股份有限公司 | Electrical equipment box mounting structure, electrical appliance kit and air cleaning facility |
| CN113710015A (en) * | 2020-05-21 | 2021-11-26 | 上海海拉电子有限公司 | Shell and automobile controller for automobile circuit board |
| CN112506289A (en) * | 2020-11-20 | 2021-03-16 | 浪潮电子信息产业股份有限公司 | Server and mainboard quick assembly disassembly structure thereof |
| CN112506289B (en) * | 2020-11-20 | 2023-02-28 | 浪潮电子信息产业股份有限公司 | Server and mainboard quick assembly disassembly structure thereof |
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