CN212726837U - Direct current switch power supply protection assembly - Google Patents
Direct current switch power supply protection assembly Download PDFInfo
- Publication number
- CN212726837U CN212726837U CN202021922179.3U CN202021922179U CN212726837U CN 212726837 U CN212726837 U CN 212726837U CN 202021922179 U CN202021922179 U CN 202021922179U CN 212726837 U CN212726837 U CN 212726837U
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- plate
- mounting
- limiting
- power supply
- protective cover
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Abstract
The utility model discloses a direct current switch power supply protection component relates to power protection component technical field. The utility model discloses a structure includes mounting panel, protection casing, separates grey net, the horizontal plate and the vertical plate outer fringe rear portion of mounting panel are provided with horizontal strip gap and are the slide, it is the louvre to be provided with a plurality of through-holes on the wall of protection casing, the roof right-hand member of protection casing is fixed with the limiting plate No. one, protection casing left side bottom of the board end is fixed with the limiting plate No. two, during the limiting plate inserted the slide on the vertical plate of mounting panel, during the slide was gone up to No. two limiting plates inserted the mounting panel horizontal plate, when a limiting plate and No. two limiting plates all removed the slide front end, the limiting plate was buckled ninety degrees and is attached on the mounting panel, separate grey net attached at protection casing horizontal plate bottom lateral wall, and on the. The utility model discloses be convenient for assemble, and avoid the circuit board ash that falls.
Description
Technical Field
The utility model relates to a power protection component technical field especially relates to a direct current switch power supply protection component.
Background
The direct current switch power supply is to control a switch tube to conduct and cut off at high speed through a circuit, supply alternating current to a transformer to transform the alternating current into high-frequency direct current, and generate one or more groups of required voltages. A protection component is required to be arranged outside a circuit of the direct-current switching power supply, and the circuit is prevented from being damaged by external impact. The protection component in the prior art adopts the pin-connected panel more for the circuit part of installation, and the process of assembling needs to adopt a plurality of screws to fix, the equipment burden of increase.
Accordingly, one skilled in the art provides a subject to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that it needs to adopt a plurality of screws to fix, the equipment burden of increase to overcome prior art and assemble the process.
In order to solve the above technical problems, the utility model provides a direct current switch power supply protection component, which comprises,
the mounting plate is of an L-shaped plate structure, a direct-current power supply switch circuit board is mounted on the top side wall of a horizontal plate of the mounting plate, horizontal strip-shaped gaps are arranged at the rear parts of the outer edges of the horizontal plate and a vertical plate of the mounting plate and are used as slideways, and the mounting plate plays a role in fixedly mounting the direct-current power supply switch circuit board;
the protective cover is of a cuboid shell structure, a shell-free bottom wall, a shell right wall and a shell front wall are arranged on the wall of the protective cover, a plurality of through holes are heat dissipation holes, a first limiting plate is fixed at the right end of a top plate of the protective cover, a second limiting plate is fixed at the bottom end of a left plate of the protective cover, when the protective cover moves towards a front mounting plate from back, the first limiting plate is inserted into a slideway on a vertical plate of the mounting plate, the second limiting plate is inserted into a slideway on a horizontal plate of the mounting plate, when the first limiting plate and the second limiting plate both move to the front ends of the slideways, the limiting plates are bent and attached to the mounting plate by ninety degrees, so that the protective cover and the mounting plate are fixed, a space formed by the protective cover and the mounting plate is;
separate the ash screen, separate the ash screen and be rectangle network structure, separate the ash screen and attach at the bottom of the horizontal board lateral wall of protection casing, and on the left board right side wall of protection casing, separate the ash screen and block up the louvre, prevent that outside dust or fragment from entering into the protection chamber from the louvre, avoid damaging the circuit board.
As a further aspect of the present invention: the outer side wall of the lower plate of the slide way is provided with a rectangular groove which is a limiting groove, and the limiting plate is clamped into the limiting groove after being bent by ninety degrees so as to prevent the limiting plate from sliding in the slide way.
As a further aspect of the present invention: the right-hand member of the horizontal plate of protection casing is provided with the sideboard of a perpendicular number, the left plate bottom of protection casing is provided with the sideboard of second number of level, the limiting plate is fixed on the sideboard.
As a further aspect of the present invention: be provided with a plurality of through-holes on the vertical plate of mounting panel and be the mounting hole, the mounting hole is convenient for with mounting panel fixed mounting on instrument housing.
As a further aspect of the present invention: a threaded pipe is fixed in a vertical through hole of a horizontal plate of the mounting plate, the circuit board is carried on the threaded pipe, and a screw passes through the circuit board and is screwed into the threaded pipe.
As a further aspect of the present invention: the fan is arranged in the through hole of the rear plate of the protective cover, and the fan can protect the hot air in the cavity from rolling outwards so as to facilitate the heat dissipation of the circuit board.
As a further aspect of the present invention: the rear side of the fan is provided with a mesh enclosure which prevents external foreign matters from being involved in the fan.
The utility model has the advantages that:
(1) the utility model discloses set up mounting panel and protection casing, during the use, earlier with DC switching power supply's circuit board fixed mounting on the mounting panel, when the protection casing removed to the front side mounting panel after, during a limiting plate inserted the slide on the mounting panel vertical plate, during No. two limiting plates inserted the slide on the mounting panel horizontal plate, when a limiting plate and No. two limiting plates all removed the slide front end, the limiting plate was buckled ninety degrees card and is gone into the spacing groove for the protection casing is fixed with the mounting panel. The utility model discloses be convenient for assemble.
(2) The utility model is provided with the dust isolating net, the circuit board generates heat when working, so that the air in the protection cavity is heated, and the hot air in the protection cavity is emitted from the heat radiating holes; the external cold air enters the protection cavity from the heat dissipation holes, and the dust or fragments in the air are filtered by the dust separation net. The utility model discloses avoid the circuit board ash that falls.
Drawings
Fig. 1 is a schematic three-dimensional structure of the present invention;
fig. 2 is a cross-sectional view of a front view of the present invention;
fig. 3 is a right side view of the present invention.
Wherein: the mounting plate 10, the mounting hole 11, the screwed pipe 12, the slide 13, the spacing groove 14, the protection casing 15, the first limiting plate 16, the second limiting plate 17, the first sideboard 18, the second sideboard 19, the protection cavity 20, the louvre 21, the dust-proof net 22, the fan 23, the screen panel 24.
Detailed Description
The structure of a dc switching power supply protection assembly provided in this embodiment is shown in fig. 1-3, and includes,
the mounting plate 10 is of an L-shaped plate structure, a direct-current power supply switch circuit board is mounted on the top side wall of a horizontal plate of the mounting plate 10, horizontal strip-shaped gaps are arranged at the rear parts of the outer edges of the horizontal plate and a vertical plate of the mounting plate 10 and are used as slideways 13, and the mounting plate 10 plays a role in fixedly mounting the direct-current power supply switch circuit board;
a protective cover 15, the protective cover 15 is a cuboid shell structure and is provided with a shell bottom wall, a shell right wall and a shell front wall, a plurality of through holes which are heat dissipation holes 21 are arranged on the wall of the protective cover 15, a first limit plate 16 is fixed at the right end of the top plate of the protective cover 15, a second limit plate 17 is fixed at the bottom end of the left plate of the protective cover 15, when the protective cover 15 moves from the back to the front side mounting plate 10, the first limit plate 16 is inserted into the vertical plate upper slideway 13 of the mounting plate 10, the second limit plate 17 is inserted into the horizontal plate upper slideway 13 of the mounting plate 10, when the first limit plate 16 and the second limit plate 17 both move to the front end of the slideway 13, the limit plates are bent ninety degrees and attached on the mounting plate 10, so that the protective cover 15 is fixed with the mounting plate 10, the protection cover 15 and the mounting plate 10 form a space to form a protection cavity 20, and the protection cover 15 covers a circuit board on the mounting plate 10 to prevent external objects from damaging the circuit board;
separate grey net 22, separate grey net 22 and be rectangle network structure, separate grey net 22 attached at the bottom of the protection casing 15 horizontal board lateral wall, and on the left panel right side wall of protection casing 15, separate grey net 22 and block up louvre 21, prevent that outside dust or fragment from entering into protection chamber 20 from louvre 21, avoid damaging the circuit board.
The outer side wall of the lower plate of the slideway 13 is provided with a rectangular groove which is a limiting groove 14, and the limiting plate is bent by ninety degrees and then clamped into the limiting groove 14 to prevent the limiting plate from sliding in the slideway 13.
The right end of the horizontal plate of the protective cover 15 is provided with a vertical first side plate 18, the bottom end of the left plate of the protective cover 15 is provided with a horizontal second side plate 19, and the limiting plate is fixed on the side plates.
Be provided with a plurality of through-holes on the vertical plate of mounting panel 10 and be mounting hole 11, mounting hole 11 is convenient for with mounting panel 10 fixed mounting on instrument housing.
A threaded pipe 12 is fixed in a vertical through hole of a horizontal plate of the mounting plate 10, a circuit board is carried on the threaded pipe 12, and screws penetrate through the circuit board and are screwed into the threaded pipe 12.
A fan 23 is arranged in the through hole of the rear plate of the protective cover 15, and the fan 23 rolls hot air in the protective cavity 20 outwards so as to facilitate the heat dissipation of the circuit board.
A mesh cover 24 is provided at the rear side of the fan 23, and the mesh cover 24 prevents foreign objects from being caught in the fan 23.
The utility model discloses a theory of operation: when the protective cover is used, a circuit board of the direct-current switching power supply is fixedly installed on the installation plate 10, when the protective cover 15 moves towards the front side installation plate 10 from back, the first limiting plate 16 is inserted into the vertical plate upper slideway 13 of the installation plate 10, the second limiting plate 17 is inserted into the horizontal plate upper slideway 13 of the installation plate 10, and when the first limiting plate 16 and the second limiting plate 17 both move to the front end of the slideway 13, the limiting plates are bent ninety degrees and clamped into the limiting grooves 14, so that the protective cover 15 and the installation plate 10 are fixed; when the circuit board works, heat is generated, so that the temperature of air in the protection cavity 20 is raised, and hot air in the protection cavity 20 is emitted from the heat radiation holes 21; external cold air enters the protection cavity 20 from the heat dissipation holes 21, and the dust screen 22 filters out dust or debris in the air. The utility model discloses be convenient for assemble, and avoid the circuit board ash that falls.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A direct current switch power supply protection component is characterized by comprising,
the mounting plate (10) is of an L-shaped plate structure, a direct-current power supply switch circuit board is mounted on the top side wall of a horizontal plate of the mounting plate (10), horizontal strip-shaped gaps are arranged at the rear parts of the outer edges of the horizontal plate and a vertical plate of the mounting plate (10) and are used as slideways (13), and the mounting plate (10) plays a role in fixedly mounting the direct-current power supply switch circuit board;
the protective cover (15) is of a cuboid shell structure, the protective cover (15) is provided with a shell-free bottom wall, a shell right wall and a shell front wall, a plurality of through holes are formed in the wall of the protective cover (15) and are heat dissipation holes (21), a first limiting plate (16) is fixed at the right end of a top plate of the protective cover (15), a second limiting plate (17) is fixed at the bottom end of a left plate of the protective cover (15), the first limiting plate (16) is inserted into a vertical plate upper slideway (13) of the mounting plate (10) when the protective cover (15) moves to the front side mounting plate (10) from the rear direction, the second limiting plate (17) is inserted into a horizontal plate upper slideway (13) of the mounting plate (10), and when the first limiting plate (16) and the second limiting plate (17) move to the front end of the slideway (13), the limiting plates are bent to ninety degrees and attached to the mounting plate (10) so, the protective cover (15) and the mounting plate (10) form a space to form a protective cavity (20), the protective cover (15) covers a circuit board on the mounting plate (10) to prevent external objects from damaging the circuit board;
separate grey net (22), separate grey net (22) and be rectangle network structure, separate grey net (22) attached at protection casing (15) horizontal plate bottom side wall and on the left board right side wall of protection casing (15), separate grey net (22) and plug up louvre (21), prevent that outside dust or fragment from entering into protection chamber (20) from louvre (21), avoid damaging the circuit board.
2. The dc switching power supply protection assembly of claim 1, wherein: the outer side wall of the lower plate of the slide way (13) is provided with a rectangular groove which is a limiting groove (14), and the limiting plate is bent by ninety degrees and then clamped into the limiting groove (14) to prevent the limiting plate from sliding in the slide way (13).
3. The dc switching power supply protection assembly of claim 1, wherein: the horizontal plate right-hand member of protection casing (15) is provided with perpendicular sideboard (18), the left side board bottom of protection casing (15) is provided with No. two sideboard of level (19), the limiting plate is fixed on the sideboard.
4. The dc switching power supply protection assembly of claim 1, wherein: be provided with a plurality of through-holes on the vertical plate of mounting panel (10) for mounting hole (11), mounting hole (11) are convenient for with mounting panel (10) fixed mounting on instrument housing.
5. The dc switching power supply protection assembly of claim 1, wherein: a threaded pipe (12) is fixed in a vertical through hole of a horizontal plate of the mounting plate (10), a circuit board is carried on the threaded pipe (12), and screws penetrate through the circuit board and are screwed into the threaded pipe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021922179.3U CN212726837U (en) | 2020-09-04 | 2020-09-04 | Direct current switch power supply protection assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021922179.3U CN212726837U (en) | 2020-09-04 | 2020-09-04 | Direct current switch power supply protection assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212726837U true CN212726837U (en) | 2021-03-16 |
Family
ID=74925312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021922179.3U Active CN212726837U (en) | 2020-09-04 | 2020-09-04 | Direct current switch power supply protection assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212726837U (en) |
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2020
- 2020-09-04 CN CN202021922179.3U patent/CN212726837U/en active Active
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