CN219938183U - Switch power supply - Google Patents

Abstract

The utility model relates to the technical field of switching power supply equipment, in particular to a switching power supply. Including housing assembly, components and parts subassembly, housing assembly includes casing bottom plate, casing curb plate, the upper end of casing bottom plate is connected with the casing lid, the louvre has been seted up to the inboard of casing lid, the mounting groove has been seted up to the inboard of casing lid, the inner wall of casing lid is connected with the heat conduction ring, the inner wall of heat conduction ring is connected with the connecting rod, the one end that the heat conduction ring inner wall was kept away from to the connecting rod is connected with the heat conduction post, the top of wiring backing plate is connected with the wiring mouth. Through the inner wall connection heat conduction ring at the casing lid, can make the heat conduction ring be located the inner chamber of casing lid, and then be used for the absorption conduction to casing lid inner chamber the heat, through heat conduction ring and heat conduction post simultaneously for improve the efficiency to the heat absorption conduction of casing lid inner chamber the inside, use through the cooperation of heat conduction ring and louvre simultaneously, improve the radiating effect of device.

Description

Switch power supply

Technical Field

The utility model relates to the technical field of switching power supply equipment, in particular to a switching power supply.

Background

The switching power supply is a power supply which uses the modern power electronic technology to control the time ratio of the switching tube to be switched on and off and maintain stable output voltage. At present, the switch power supply is widely applied to almost all electronic equipment in the characteristics of small size, light weight and high efficiency, and is an indispensable power supply control mode for the rapid development of the electronic information industry at present.

Most of the existing small-sized switching power supplies (250W) are not provided with fans for heat dissipation independently, but rely on heat dissipation meshes formed in the device for heat dissipation, so that the heat dissipation effect of the device is lower in the use process.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the utility model provides a switching power supply solves and relies on the radiating mesh that the device offered to dispel the heat, and the radiating effect of device is lower like this in the in-process of using, through connecting the heat conduction ring at the inner wall of casing lid, can make the heat conduction ring be located the inner chamber of casing lid, and then be used for the absorption conduction to casing lid inner chamber the heat, through heat conduction ring and heat conduction post simultaneously for improve the efficiency to the heat absorption conduction of casing lid inner chamber the inside, use through the cooperation of heat conduction ring and louvre simultaneously, improve the problem of the radiating effect of device.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a switching power supply, includes casing subassembly, components and parts subassembly, the casing subassembly includes casing bottom plate, casing curb plate, the upper end of casing bottom plate is connected with the casing lid, the louvre has been seted up to the inboard of casing lid, the mounting groove has been seted up to the inboard of casing lid, components and parts subassembly includes the mainboard, the top of mainboard is connected with transformer, electric capacity, the inner wall of casing lid is connected with the heat conduction ring, the inner wall of heat conduction ring is connected with the connecting rod, the one end that the heat conduction ring inner wall was kept away from to the connecting rod is connected with the heat conduction post, the wiring subassembly includes mounting plate, the top of mounting plate is connected with insulating mat layer, the one end that mounting plate was kept away from to the insulating mat layer is connected with the terminal box, the wiring groove has been seted up to the inboard of terminal box, the inner wall connection of wiring groove has the wiring mat plate, the rotation groove has been seted up to the inboard symmetry of terminal box, the inboard of terminal box is connected with the visor, the top of wiring mat is connected with the wiring mouth.

The beneficial effects of the utility model are as follows: through the setting of louvre for the heat dissipation when the device is used, the louvre has been seted up through the wall body at casing lid top, the casing lid is kept away from the wall body of casing curb plate one end and has been seted up the louvre, the wall body that the mounting plate one end was kept away from to the casing lid has been seted up the ventilation groove, be used for improving the radiating effect of device, through connecting the heat conduction ring at the inner wall of casing lid, can make the heat conduction ring be located the inner chamber of casing lid, and then be used for the absorption conduction to the casing lid inner chamber heat, through heat conduction ring and heat conduction post simultaneously, be used for improving the efficiency to the heat absorption conduction of casing lid inner chamber heat, through the cooperation use of heat conduction ring and louvre simultaneously, improve the radiating effect of device.

For use in mounting the device in a location where use is desired:

as a further improvement of the above technical scheme: the shell bottom plate and the shell side plate are arranged in an integrated structure, the shell side plate is perpendicular to the shell bottom plate, a plurality of positioning holes are formed in the inner side of the shell bottom plate, and one end, far away from the shell cover, of the shell side plate is connected with a model label.

The beneficial effects of this improvement are: the device is arranged at a position where the device is required to be used through the setting of the positioning holes, and the data information of rated power, input voltage and voltage adjustment range of the device is marked through the setting of the model label.

In order to improve the corrosion resistance, rust resistance and wear resistance of the shell cover:

as a further improvement of the above technical scheme: the shell cover is an aluminum shell cover with an opening at the lower end, the surface of the shell cover is subjected to anodic oxidation treatment, and the mounting groove is a rectangular structure groove body.

The beneficial effects of this improvement are: through the surface of casing lid through anodic oxidation treatment, can improve anticorrosive, rust-resistant, the wear-resisting ability of casing lid, and then ensure the life of device.

In order to improve the heat dissipation effect of the device:

as a further improvement of the above technical scheme: the shell cover top wall body is provided with a heat dissipation hole, the wall body of one end of the shell cover, which is far away from the shell side plate, is provided with a heat dissipation hole, the wall body of one end of the shell cover, which is far away from the mounting bottom plate, is provided with a ventilation groove, and the depth of the heat dissipation hole is the same as the thickness of the shell cover.

The beneficial effects of this improvement are: through the setting of louvre for the heat dissipation when the device is used, through set up louvre, shell lid keep away from the wall body of shell curb plate one end and set up louvre, shell lid keep away from the wall body of mounting plate one end and set up ventilation groove at shell lid top wall body, be used for improving the radiating effect of device.

For the security that is used for guaranteeing the mainboard use:

as a further improvement of the above technical scheme: the surface of the main board is uniformly coated with insulating paint, the transformer and the capacitor are connected with the main board in a welded mode, and the upper end of the main board is connected with an electric component.

The beneficial effects of this improvement are: through evenly scribble insulating varnish at the surface of mainboard for ensure the security that the mainboard used.

In order to improve the efficiency of heat absorption and conduction in the inner cavity of the shell cover:

as a further improvement of the above technical scheme: the diameter of the inner ring of the heat conducting ring is matched with the diameter of the outer ring of the heat radiating hole, the heat conducting ring is a cylindrical hollow copper pipe, the length of the heat conducting ring is the same as that of the heat conducting column, and the number of the heat conducting rings is matched with the number of the heat radiating holes.

The beneficial effects of this improvement are: through the inner wall connection heat conduction ring at the casing lid, can make the heat conduction ring be located the inner chamber of casing lid, and then be used for the absorption conduction to casing lid inner chamber the heat, through heat conduction ring and heat conduction post simultaneously for improve the efficiency to the heat absorption conduction of casing lid inner chamber the inside, use through the cooperation of heat conduction ring and louvre simultaneously, improve the radiating effect of device.

For the fixation of the junction box:

as a further improvement of the above technical scheme: the mounting bottom plate is rectangular in structure, the mounting bottom plate is mounted at the upper end of the shell bottom plate, and the insulating cushion layer is a rubber layer with a trapezoid side view cross section.

The beneficial effects of this improvement are: the installation bottom plate is used for fixing the junction box.

For use in connection with ground, input hot, input neutral:

as a further improvement of the above technical scheme: the protective cover is a transparent plastic cover, the protective cover is rotationally connected with the junction box through a rotating groove, and a baffle is arranged on the inner side of the junction box.

The beneficial effects of this improvement are: through the setting of baffle for the separation in butt joint wire casing space is through the setting of wiring backing plate for be connected junction and terminal box, through the setting of junction, be used for the earth connection, input live wire, input zero line to wire.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic structural view of the housing cover of the present utility model.

Fig. 3 is a schematic structural view of the junction box of the present utility model.

Fig. 4 is a schematic top view of the present utility model.

Fig. 5 is a schematic structural view of the heat conducting ring of the present utility model.

In the figure: 1. a housing assembly; 11. a housing floor; 12. a housing side plate; 13. positioning holes; 14. model labels; 15. a housing cover; 16. a heat radiation hole; 17. a mounting groove; 2. a component assembly; 21. a main board; 22. a transformer; 23. a capacitor; 24. a heat conducting ring; 25. a heat conducting column; 26. a connecting rod; 3. a wiring assembly; 31. a mounting base plate; 32. an insulating pad layer; 33. a junction box; 34. wiring grooves; 35. a wiring backing plate; 36. a rotating groove; 37. a protective cover; 38. a partition plate; 39. and a wiring port.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1-5, a switching power supply comprises a shell assembly 1, a component assembly 2 and a wiring assembly 3, wherein the shell assembly 1 comprises a shell bottom plate 11 and a shell side plate 12, the upper end of the shell bottom plate 11 is connected with a shell cover 15, a heat dissipation hole 16 is formed in the inner side of the shell cover 15, a mounting groove 17 is formed in the inner side of the shell cover 15, the component assembly 2 comprises a main plate 21, a transformer 22 and a capacitor 23 are connected to the top of the main plate 21, a heat conduction ring 24 is connected to the inner wall of the shell cover 15, a connecting rod 26 is connected to the inner wall of the heat conduction ring 24, one end, far away from the inner wall of the heat conduction ring 24, of the connecting rod 26 is connected with a heat conduction column 25, the wiring assembly 3 comprises a mounting bottom plate 31, the top of the mounting bottom plate 31 is connected with an insulating cushion layer 32, one end, far away from the mounting bottom plate 31, a wiring groove 34 is formed in the inner side of the insulating cushion layer 32, a wiring cushion 35 is formed in the inner side of the wiring box 33, a rotating groove 36 is symmetrically formed in the inner side of the wiring box 33, the inner side of the wiring box 33 is connected with the wiring bottom plate 33, the inner side of the shell is connected with the shell bottom plate 33, the shell side plate 12 is connected with the shell bottom plate 12, the shell side plate 11 is far away from the top of the top plate 11, and the top plate 12 is connected with the top plate 11, and the end of the top plate 12 is formed and is far away from the bottom plate 11; the positioning holes 13 are used for installing the device at a position where the device is required to be used, the model labels 14 are used for marking data information of rated power, input voltage and voltage adjustment range of the device, the shell cover 15 is an aluminum shell cover with an opening at the lower end, the surface of the shell cover 15 is subjected to anodic oxidation treatment, and the installation groove 17 is a rectangular structure groove body; the surface of the shell cover 15 is subjected to anodic oxidation treatment, so that the corrosion resistance, rust resistance and wear resistance of the shell cover 15 can be improved, and the service life of the device is further guaranteed, a radiating hole 16 is formed in the wall body at the top of the shell cover 15, a radiating hole 16 is formed in the wall body at one end, far away from the shell side plate 12, of the shell cover 15, a ventilation groove is formed in the wall body at one end, far away from the mounting bottom plate 31, of the shell cover 15, and the depth of the radiating hole 16 is the same as the thickness of the shell cover 15; through the arrangement of the radiating holes 16, the radiating holes 16 are formed in the wall body at the top of the shell cover 15, the radiating holes 16 are formed in the wall body at one end, far away from the shell side plate 12, of the shell cover 15, and the ventilation grooves are formed in the wall body at one end, far away from the mounting bottom plate 31, of the shell cover 15, so that the radiating effect of the device is improved, the surface of the main plate 21 is uniformly coated with insulating paint, the transformer 22 and the capacitor 23 are connected with the main plate 21 in a welded mode, and the upper end of the main plate 21 is connected with electrical components; the surface of the main board 21 is uniformly coated with insulating paint for guaranteeing the use safety of the main board 21, the diameter of the inner ring of the heat conducting ring 24 is matched with the diameter of the outer ring of the heat radiating holes 16, the heat conducting ring 24 is a cylindrical hollow copper pipe, the length of the heat conducting ring 24 is the same as that of the heat conducting columns 25, and the number of the heat conducting rings 24 is matched with the number of the heat radiating holes 16; the heat conducting ring 24 is connected to the inner wall of the shell cover 15, so that the heat conducting ring 24 can be positioned in the inner cavity of the shell cover 15 and is further used for absorbing and conducting heat in the inner cavity of the shell cover 15, the heat conducting ring 24 and the heat conducting column 25 are used for improving the efficiency of absorbing and conducting heat in the inner cavity of the shell cover 15, and meanwhile, the heat conducting ring 24 and the heat radiating holes 16 are matched for use, so that the heat radiating effect of the device is improved, the mounting bottom plate 31 is in a rectangular structure, the mounting bottom plate 31 is mounted at the upper end of the shell bottom plate 11, and the insulating cushion layer 32 is a rubber layer with a trapezoid side view cross section; the protective cover 37 is a transparent plastic cover and is rotatably connected with the junction box 33 through a rotating groove 36 by arranging the mounting bottom plate 31 for fixing the junction box 33, and a baffle 38 is arranged on the inner side of the junction box 33; through the setting of baffle 38 for the separation in wire casing 34 space, through the setting of wiring backing plate 35 for be connected wiring mouth 39 with terminal box 33, through the setting of wiring mouth 39, be used for wiring earth connection, input live wire, input zero line.

The working principle of the utility model is as follows: when the device is used, the device is arranged at a position needing to be used through the setting of the positioning hole 13, the data information of rated power, input voltage and voltage adjustment range of the device is marked through the setting of the model label 14, the surface of the main board 21 is uniformly coated with insulating paint for guaranteeing the use safety of the main board 21, the heat dissipation is carried out when the device is used through the setting of the heat dissipation hole 16, the heat dissipation hole 16 is formed in the wall body at the top of the shell cover 15, the heat dissipation hole 16 is formed in the wall body at the end, far away from the shell side plate 12, of the shell cover 15, the ventilation groove is formed in the wall body at the end, far away from the mounting bottom plate 31, of the shell cover 15, the heat dissipation effect of the device is improved, the corrosion resistance, rust resistance and wear resistance of the shell cover 15 can be improved through anodic oxidation treatment on the surface of the shell cover 15, and the service life of the device is guaranteed, through connecting the heat conducting ring 24 at the inner wall of the shell cover 15, can make the heat conducting ring 24 be located to the inner cavity of the shell cover 15, and then be used for carrying out the absorption conduction to the heat in the inner cavity of the shell cover 15, through simultaneously heat conducting ring 24 and heat conducting column 25, be used for improving the efficiency of carrying out the absorption conduction to the heat in the inner cavity of the shell cover 15, simultaneously through the cooperation of heat conducting ring 24 and louvre 16, the radiating effect of device is improved, through the setting of mounting plate 31, be used for fixing terminal box 33, through the setting of baffle 38, be used for the separation in the space of butt joint line groove 34, through the setting of wiring backing plate 35, be used for connecting junction 39 and terminal box 33, through the setting of junction 39, be used for connecting the earth connection wire, input live wire, input neutral wire, component assembly 2 reaches the purpose of switching power supply, and the mainboard 21 that this structure involves, transformer 22, the relevant principle of the capacitor 23 is the disclosed prior art, the components are all universal standard components or components known to those skilled in the art, and the structure and principle are all known to those skilled in the art through technical manuals or through routine experimental methods.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims (8)

1. The utility model provides a switching power supply, includes casing subassembly (1), components and parts subassembly (2), wiring subassembly (3), its characterized in that: the utility model discloses a shell assembly (1) including casing bottom plate (11), casing curb plate (12), the upper end of casing bottom plate (11) is connected with casing lid (15), radiating hole (16) have been seted up to the inboard of casing lid (15), mounting groove (17) have been seted up to the inboard of casing lid (15), components and parts subassembly (2) include mainboard (21), the top of mainboard (21) is connected with transformer (22), electric capacity (23), the inner wall of casing lid (15) is connected with heat conduction ring (24), the inner wall of heat conduction ring (24) is connected with connecting rod (26), the one end that heat conduction ring (24) inner wall was kept away from to connecting rod (26) is connected with heat conduction post (25), wiring assembly (3) are including mounting plate (31), the top of mounting plate (31) is connected with insulating mat (32), the one end that mounting plate (31) was kept away from to insulating mat (32) is connected with terminal box (33), wiring groove (34) have been seted up to the inboard of terminal box (33), the inner wall connection groove (34) is connected with connecting rod (35), terminal box (33) are connected with inner side (33) and are connected with protection cover (37), the top of the wiring backing plate (35) is connected with a wiring port (39).

2. A switching power supply as claimed in claim 1, wherein: the shell bottom plate (11) and the shell side plate (12) are arranged in an integrated structure, the shell side plate (12) is perpendicular to the shell bottom plate (11), a plurality of positioning holes (13) are formed in the inner side of the shell bottom plate (11), and one end, far away from the shell cover (15), of the shell side plate (12) is connected with a model label (14).

3. A switching power supply as claimed in claim 1, wherein: the shell cover (15) is an aluminum shell cover with an opening at the lower end, the surface of the shell cover (15) is subjected to anodic oxidation treatment, and the mounting groove (17) is a rectangular structure groove body.

4. A switching power supply as claimed in claim 1, wherein: the shell cover (15) top wall body is provided with a radiating hole (16), the wall body of one end of the shell cover (15) far away from the shell side plate (12) is provided with a radiating hole (16), the wall body of one end of the shell cover (15) far away from the mounting bottom plate (31) is provided with a ventilation groove, and the depth of the radiating hole (16) is the same as the thickness of the shell cover (15).

5. A switching power supply as claimed in claim 1, wherein: the surface of the main board (21) is uniformly coated with insulating paint, the transformer (22), the capacitor (23) and the main board (21) are welded and connected, and the upper end of the main board (21) is connected with an electrical component.

6. A switching power supply as claimed in claim 1, wherein: the diameter of the inner ring of the heat conducting ring (24) is matched with the diameter of the outer ring of the heat radiating hole (16), the heat conducting ring (24) is a cylindrical hollow copper pipe, the length of the heat conducting ring (24) is the same as that of the heat conducting column (25), and the number of the heat conducting rings (24) is matched with the number of the heat radiating holes (16).

7. A switching power supply as claimed in claim 1, wherein: the mounting base plate (31) is of a rectangular structure, the mounting base plate (31) is mounted at the upper end of the shell base plate (11), and the insulating cushion layer (32) is a rubber layer with a trapezoid side view cross section.

8. A switching power supply as claimed in claim 1, wherein: the protective cover (37) is a transparent plastic cover, the protective cover (37) is rotationally connected with the junction box (33) through a rotating groove (36), and a baffle plate (38) is arranged on the inner side of the junction box (33).