CN210578224U - Mounting structure of switching power supply shell - Google Patents
Mounting structure of switching power supply shell Download PDFInfo
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- CN210578224U CN210578224U CN201921735697.1U CN201921735697U CN210578224U CN 210578224 U CN210578224 U CN 210578224U CN 201921735697 U CN201921735697 U CN 201921735697U CN 210578224 U CN210578224 U CN 210578224U
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Abstract
The utility model discloses a mounting structure of switching power supply shell, including panel, drain pan and upper cover, panel, upper cover are connected on the drain pan, and the three is inside encloses to close to form a cavity that is used for installing printed circuit board, the edge that the panel is close to the drain pan side is provided with installation location structure, the side of drain pan still is provided with heat radiation structure. In the utility model, the printed circuit board is arranged in a cavity formed by enclosing the panel, the bottom shell and the upper cover, the shell of the switch power supply can be accurately positioned and fixed on the end panel of a client through the arrangement of the mounting and positioning structure, and the heat dissipation of the printed circuit board can be realized through the arrangement of the heat dissipation structure; the structure is simple, the switch power supply shell is convenient to carry and carry, convenient to position and install, easy to maintain and difficult to lose in the installation and positioning structure.
Description
Technical Field
The utility model belongs to the technical field of switching power supply, in particular to mounting structure of switching power supply shell.
Background
In the modern power technology field, the switching power supply is widely applied to almost all electronic devices due to the characteristics of small size, light weight and high efficiency, and is an indispensable power supply mode for the rapid development of the current electronic information industry.
Along with switching power supply's wide application, to the higher requirement of having proposed of power field installation, need convenient transport, portable, convenient location installation, easy to maintain, the installation fastener is difficult to lose, prevents to cause electrical equipment's damage because of losing of fastener, also can install when not having the instrument etc.. In-field applications, there are more and more requirements on the design of power supplies, and a mounting structure is needed to solve the above problems.
In the field of current switching power supplies, an open-plate power supply is not provided with a shell and is directly fixed by a fastening piece. The common power supply with the outer shell is provided with a plurality of power supply mounting holes, and a fastener and a special tool are required to be equipped for mounting and locking. Because the fastening screw is small in size, the fastening screw is easy to fall and lose in the assembling process, and the production efficiency is greatly influenced. Especially, the fastener can not be found after being lost, which is a serious problem, if the fastener falls into the power supply, the power supply can be short-circuited to cause equipment damage, and the like. Therefore, the shell structure of the existing switching power supply is more and more difficult to meet the requirements of simple and easy field installation and disassembly and convenient maintenance.
In the utility model discloses an application number is CN 201220418533.8's patent application, discloses an on-vehicle multi-functional switch power supply shell that supplies on-vehicle use, comprises U type metal slot 4, riveting double-screw bolt 3, installation fixed orifices 2, compression bolt 1.
However, the switch power supply shell disclosed above needs to be equipped with fasteners and special tools for installation and locking. Due to the small size of the general fastening screw, the fastening screw is easy to fall off and lose in the assembling process, and the use is influenced.
Disclosure of Invention
In order to solve the above problem, the utility model discloses a first-hand object provides a mounting structure of switching power supply shell, and the structure setting is simple, makes this switching power supply shell conveniently carry, portable, and convenient location installation moreover maintains easily, and installation location structure is difficult for losing.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a mounting structure of switching power supply shell, including panel, drain pan and upper cover, panel, upper cover are connected on the drain pan, and the three is inside encloses to close to form a cavity that is used for installing printed circuit board, the edge that the panel is close to the drain pan side is provided with installation location structure, the side of drain pan still is provided with heat radiation structure. In the utility model, the printed circuit board is arranged in a cavity formed by enclosing the panel, the bottom shell and the upper cover, the shell of the switch power supply can be accurately positioned and fixed on the end panel of a client through the arrangement of the mounting and positioning structure, and the heat dissipation of the printed circuit board can be realized through the arrangement of the heat dissipation structure; the structure is simple, the switch power supply shell is convenient to carry and carry, convenient to position and install, easy to maintain and difficult to lose in the installation and positioning structure.
Further, the bottom shell comprises a bottom plate, a left side plate and a right side plate, the left side plate and the right side plate are respectively integrally formed and are perpendicularly connected to the two sides of the bottom plate, the bottom shell is surrounded with the bottom plate to form a U-shaped structure, the upper cover comprises an upper plate and a lower plate, the upper plate is integrally formed and perpendicularly connected with the lower plate to form an L-shaped upper cover, the panel is fixed to the front side face of the bottom shell, the upper plate is fixed to the upper face of the bottom shell, and the lower plate is fixed to the rear side face of the bottom shell. The utility model discloses in, through the setting of above-mentioned structure, can make this switching power supply shell structure more stable, conveniently protect printed circuit board wherein, can set up on the drain pan and press the rivet nut, the upper plate can be through the cooperation of the nut is riveted with the pressure of drain pan to the screw, and the hypoplastron can be provided with the trip, and the drain pan can be provided with the draw-in groove, and the trip through the upper plate is connected with the draw-in groove cooperation of drain pan.
Furthermore, the lower plate is also provided with an output terminal opening and an installation positioning hole, and the output terminal opening and the installation positioning hole are respectively positioned at two sides of the lower part of the lower plate. The utility model discloses in, through the setting of output terminal trompil, can make the outside setting pass the output terminal trompil and be connected with the output terminal of the printed circuit board in the cavity, through the setting of installation locating hole, can make things convenient for this switching power supply shell and customer end panel's location and installation.
Furthermore, still be provided with input terminal, LED pilot lamp and handle on the panel, the handle is 2, and 2 handles set up respectively in the both sides of panel, LED pilot lamp all is located 2 handles with the input terminal between, printed circuit board install in behind the cavity, input terminal, LED pilot lamp all are connected with printed circuit board electricity. In the utility model, the arrangement of the input terminal can realize the electrical connection between the commercial power and the switch power supply; the LED indicator lamp can indicate the working state of the switching power supply; the handle can be convenient for the installation and the dismantlement of this switching power supply shell, and the handle can be fixed on the panel through flat bullet pad combination screw.
Further, installation location structure is including the locating pin and do not take off the screw, the locating pin with do not take off the screw and be 2, 2 locating pins set up respectively in the both sides edge of panel, 2 do not take off the screw and lie in 2 locating pins respectively under. In the utility model, the positioning pin can facilitate the positioning of the switch power supply shell during installation, the accurate positioning and installation efficiency of the switch power supply shell can be improved, and the switch power supply shell can be conveniently fixed on a client panel without removing screws; the positioning pin and the non-release screw can be fixed on the panel in a riveting mode.
Further, heat radiation structure is including fan and ventilation hole, the fan sets up on the right side board, the ventilation hole sets up on the left side board, the ventilation hole with the cavity intercommunication. The utility model discloses in, the fan can set up 1-2, and the fan is connected with the printed circuit board electricity, through the setting in fan and ventilation hole, can do benefit to the forced air cooling heat dissipation, also can set up a plurality of radiators on the printed circuit board to distribute away the heat that MOS pipe on the printed circuit board produced, transmit switching power supply's outside through the fan.
Furthermore, a riveting stud for fixing the printed circuit board is pressed and riveted on the bottom plate. The utility model discloses in, through the setting of riveting the stud, can make things convenient for printed circuit board's location and installation more fixed.
Furthermore, the surface of the upper plate is also provided with an elastic sheet for electromagnetic shielding. The utility model discloses in, through the setting of shell fragment, can guarantee the effective contact of this switching power supply and externally mounted rack, reduce the electromagnetic interference to switching power supply to and reduce the switching power supply to the influence of external equipment.
Furthermore, the panel, the bottom shell and the upper cover are all made of sheet metal materials, and the thickness of the panel, the thickness of the bottom shell and the thickness of the upper cover are all 0.8-3 mm. The utility model discloses in, the sheet metal material specifically is in galvanized Sheet (SECC), aluminize zinc sheet or the aluminum alloy, and the setting up of above-mentioned material makes things convenient for the heat that this switching power supply produced to transmit the outside of power shell with the mode of conduction through the surgery.
The beneficial effects of the utility model reside in that: compared with the prior art, in the utility model, the printed circuit board is arranged in the cavity formed by the panel, the bottom shell and the upper cover, the shell of the switch power supply can be accurately positioned and fixed on the client panel through the arrangement of the mounting and positioning structure, and the heat dissipation of the printed circuit board can be realized through the arrangement of the heat dissipation structure; the structure is simple, the switch power supply shell is convenient to carry and carry, convenient to position and install, easy to maintain and difficult to lose in the installation and positioning structure.
Drawings
Fig. 1 is a first angle structure diagram of the mounting structure of the switching power supply housing according to the present invention.
Fig. 2 is a second angle structure diagram of the mounting structure of the switching power supply housing of the present invention.
Fig. 3 is a first angle structure schematic diagram of the mounting structure of the switching power supply housing of the present invention, in which the upper cover is removed.
Fig. 4 is a second angle structure diagram of the mounting structure of the switching power supply housing of the present invention, in which the upper cover is removed.
Fig. 5 is a schematic structural diagram of a panel of the mounting structure of the switching power supply housing according to the present invention.
Fig. 6 is a schematic diagram of the internal connection of the mounting structure of the switching power supply housing according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-6, a mounting structure of a switch power supply shell comprises a panel 1, a bottom case 2 and an upper cover 3, wherein the panel 1 and the upper cover 3 are connected to the bottom case 2, a cavity for mounting a printed circuit board 4 is formed by enclosing the panel 1 and the upper cover, a mounting and positioning structure is arranged at the edge of the panel 1 close to the side face of the bottom case 2, and a heat dissipation structure is further arranged at the side face of the bottom case 2. In the utility model, the printed circuit board 4 is arranged in a cavity formed by the panel 1, the bottom shell 2 and the upper cover 3, the shell of the switch power supply can be accurately positioned and fixed on the client panel 1 through the arrangement of the mounting and positioning structure, and the heat dissipation of the printed circuit board 4 can be realized through the arrangement of the heat dissipation structure; the structure is simple, the switch power supply shell is convenient to carry and carry, convenient to position and install, easy to maintain and difficult to lose in the installation and positioning structure.
In a specific application, the surface of the panel 1 can be painted or sprayed with plastics to improve the appearance quality and corrosion resistance of the switch power supply housing.
In this embodiment, the bottom case 2 includes a bottom plate 21, a left side plate 22 and a right side plate 23, the left side plate 22 and the right side plate 23 are respectively integrally formed and vertically connected to the bottom plate 21 at two sides of the bottom plate 21 to form the bottom case 2 with a U-shaped structure, the upper cover 3 includes an upper plate 31 and a lower plate 32, the upper plate 31 and the lower plate 32 are integrally formed and vertically connected to form the upper cover 3 with an L-shaped structure, the panel 1 is fixed to the front side of the bottom case 2, the upper plate 31 is fixed to the top of the bottom case 2, and the lower plate 32 is fixed to the rear side of the bottom case 2. The utility model discloses in, through the setting of above-mentioned structure, can make this switching power supply shell structure more stable, conveniently protect printed circuit board 4 wherein, can set up on the drain pan 2 and press the riveting nut, upper plate 31 can be through the cooperation of the nut of riveting of the pressure of screw with drain pan 2, hypoplastron 32 can be provided with the trip, drain pan 2 can be provided with the draw-in groove, the trip through upper plate 31 is connected with the draw-in groove cooperation of drain pan 2, this cooperation mode can reduce set screw's quantity, the simplified process, convenient production.
In the present embodiment, the lower plate 32 is further provided with an output terminal opening 321 and a mounting positioning hole 322, and the output terminal opening 321 and the mounting positioning hole 322 are respectively located at two sides of the lower portion of the lower plate 32. In the utility model, through the arrangement of the output terminal hole 321, the external arrangement can pass through the output terminal hole 321 to be connected with the output terminal 41 of the printed circuit board 4 in the cavity, and through the arrangement of the installation positioning hole 322, the positioning and installation of the switch power supply shell and the client end panel 1 can be facilitated; the left side plate 22 and the right side plate 23 are both provided with a step surface, and can be installed on the client end panel 1 as a guide surface.
In this embodiment, still be provided with input terminal 11, LED pilot lamp 12 and handle 13 on the panel 1, handle 13 is 2, and 2 handles 13 set up respectively in the both sides of panel 1, and LED pilot lamp and input terminal 11 all are located between 2 handles 13, and printed circuit board 4 installs behind the cavity, and input terminal 11, LED pilot lamp 12 all are connected with printed circuit board 4 electricity. In the utility model, the input terminal 11 and the LED indicator light 12 are electrically connected with the printed circuit board 4 through connecting wires; the input terminal 11 is arranged to realize the electrical connection between the mains supply and the switching power supply; the LED indicator lamp 12 can indicate the working state of the switching power supply; the handle 13 can facilitate the installation and the disassembly of the switch power supply shell, and the handle 13 can be fixed on the panel 1 through a flat spring pad combined screw.
In specific application, the handle 13 is made of aluminum alloy or stainless steel, so that the switch power supply is convenient to carry, mount and dismount; the aluminum alloy can be subjected to anodic oxidation or paint spraying treatment; the stainless steel can be sprayed with fine sand or passivated.
In this embodiment, the mounting and positioning structure includes the positioning pin 6 and the non-removal screw 7, the positioning pin 6 and the non-removal screw 7 are 2, the 2 positioning pins 6 are respectively disposed at the two side edges of the panel 1, and the 2 non-removal screws 7 are respectively located under the 2 positioning pins 6. In the utility model, the positioning pin 6 can facilitate the positioning of the switch power supply shell during installation, the accurate positioning and installation efficiency of the switch power supply shell can be improved, and the switch power supply shell can be conveniently fixed on the client panel 1 without departing from the screw 7; the positioning pin 6 and the non-release screw 7 may be fixed to the panel 1 by riveting.
In the utility model, the positioning pin 6 and the non-releasing screw 7 can be fixed on the panel 1 by riveting, on one hand, the riveting piece is adopted to avoid the risk that scattered fasteners are easy to lose when the switch power supply is installed or disassembled, and on the other hand, the safety hidden danger caused by the fastener being left inside the switch power supply is also avoided; the excircle of the bolt 7 is large in size and can be provided with knurls, and when no assembling tool is used, the bolt can be manually installed with large torque, so that good installation strength is obtained. The operation is convenient, the process is simplified, the production time is saved, and the assembly efficiency is improved.
In this embodiment, the heat dissipation structure includes a fan 8 and a vent 9, the fan 8 is disposed on the right side plate 23, the vent 9 is disposed on the left side plate 22, and the vent 9 is communicated with the cavity. The utility model discloses in, fan 8 can set up 1-2, and fan 8 is connected with 4 electricity of printed circuit board, through the setting of fan 8 with ventilation hole 9 to the inside convection current that forms of switching power supply can do benefit to the forced air cooling heat dissipation, also can set up a plurality of radiators on the printed circuit board 4, so that distribute away the heat that the MOS pipe on the printed circuit board 4 produced, transmit switching power supply's outside through fan 8.
In specific application, the fan 8 can be fixed by countersunk self-tapping screws or by matching countersunk screws and nuts. In view of the convenience of handling, a fixing manner of the tapping screw is preferable, and a screw fastening paste may be appropriately added to maintain the coupling strength. To prevent possible interference between the blades of the fan 8 and the side of the bottom shell 2, insulating sheets may be provided between the fan 8 and the side of the bottom shell 2.
In the present embodiment, the bottom plate 21 is further press-riveted with a riveting stud 10 for fixing the printed circuit board 4. The utility model discloses in, through the setting of riveting double-screw bolt 10, can make things convenient for printed circuit board 4's location and installation more fixed.
In this embodiment, the surface of the upper plate 31 is further provided with an elastic sheet 20 for electromagnetic shielding. The utility model discloses in, through the setting of shell fragment 20, can guarantee the effective contact of this switching power supply and externally mounted rack, reduce the electromagnetic interference to switching power supply to and reduce the influence of switching power supply to external equipment.
In the embodiment, the panel 1, the bottom case 2 and the upper cover 3 are all made of sheet metal materials, and the thickness of the panel 1, the thickness of the bottom case 2 and the thickness of the upper cover 3 are all 0.8-3 mm. The utility model discloses in, the sheet metal material specifically is in galvanized Sheet (SECC), aluminizing zinc sheet or the aluminum alloy, and heat conduction and intensity are good, and the setting up of above-mentioned material makes things convenient for the heat that this switching power supply produced to transmit the outside of power shell with the mode of conduction through the surgery.
In the specific application, the panel 1, the bottom shell 2 and the upper cover 3 are fixed by screws after being covered, the screws can be countersunk screws, pan head screws or flat spring pad combined screws, preferably cross recessed countersunk screws of M3, so that the screws are lower than the surface of the shell of the switching power supply, the screws can be made of stainless steel or carbon steel, and the surface treatment adopts the modes of passivation, color zinc plating, blackening and the like so as to have better corrosion resistance.
The beneficial effects of the utility model reside in that: compared with the prior art, in the utility model, the printed circuit board is arranged in the cavity formed by the panel, the bottom shell and the upper cover, the shell of the switch power supply can be accurately positioned and fixed on the client panel through the arrangement of the mounting and positioning structure, and the heat dissipation of the printed circuit board can be realized through the arrangement of the heat dissipation structure; the structure is simple, the switch power supply shell is convenient to carry and carry, convenient to position and install, easy to maintain and difficult to lose in the installation and positioning structure.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides a mounting structure of switching power supply shell, its characterized in that is including panel, drain pan and upper cover, panel, upper cover are connected on the drain pan, and the inside enclosure of three forms a cavity that is used for installing printed circuit board, the edge that the panel is close to the drain pan side is provided with installation location structure, the side of drain pan still is provided with heat radiation structure.
2. The structure of claim 1, wherein the bottom case includes a bottom plate, a left side plate and a right side plate, the left side plate and the right side plate are respectively integrally formed and vertically connected to the bottom plate at two sides thereof to form a U-shaped bottom case, the upper cover includes an upper plate and a lower plate, the upper plate and the lower plate are integrally formed and vertically connected to form an L-shaped upper cover, the panel is fixed to a front side of the bottom case, the upper plate is fixed to an upper surface of the bottom case, and the lower plate is fixed to a rear side of the bottom case.
3. The mounting structure of a switching power supply casing according to claim 2, wherein the lower plate is further provided with an output terminal opening and a mounting positioning hole, and the output terminal opening and the mounting positioning hole are respectively located at both lower side positions of the lower plate.
4. The mounting structure of the switching power supply shell according to claim 1, wherein the panel is further provided with 2 input terminals, 2 LED indicating lamps and 2 handles, the two handles are respectively arranged on two sides of the panel, the LED indicating lamps and the input terminals are both arranged between the 2 handles, and after the printed circuit board is mounted in the cavity, the input terminals and the LED indicating lamps are both electrically connected with the printed circuit board.
5. The mounting structure of the switching power supply housing according to claim 1, wherein the mounting and positioning structure includes 2 positioning pins and 2 non-removal screws, the 2 positioning pins and the non-removal screws are respectively disposed at two side edges of the panel, and the 2 non-removal screws are respectively located under the 2 positioning pins.
6. The mounting structure of a switching power supply casing according to claim 2, wherein the heat dissipation structure includes a fan and a vent, the fan is disposed on the right side plate, the vent is disposed on the left side plate, and the vent is communicated with the cavity.
7. The mounting structure of a switching power supply casing according to claim 2, wherein a rivet stud for fixing a printed circuit board is press-riveted to the base plate.
8. The mounting structure of the switching power supply casing according to claim 2, wherein the upper plate surface is further provided with a spring sheet for electromagnetic shielding.
9. The mounting structure of the switching power supply shell according to claim 1, wherein the panel, the bottom case and the upper cover are all made of sheet metal materials, and the thickness of the panel, the thickness of the bottom case and the thickness of the upper cover are all 0.8-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921735697.1U CN210578224U (en) | 2019-10-16 | 2019-10-16 | Mounting structure of switching power supply shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921735697.1U CN210578224U (en) | 2019-10-16 | 2019-10-16 | Mounting structure of switching power supply shell |
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| Publication Number | Publication Date |
|---|---|
| CN210578224U true CN210578224U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921735697.1U Active CN210578224U (en) | 2019-10-16 | 2019-10-16 | Mounting structure of switching power supply shell |
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| CN (1) | CN210578224U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112512236A (en) * | 2020-11-19 | 2021-03-16 | 同方电子科技有限公司 | Power supply shell |
| CN113327821A (en) * | 2021-06-28 | 2021-08-31 | 中国人民解放军海军工程大学 | Split type device for indoor circuit breaker |
| TWI747298B (en) * | 2020-05-27 | 2021-11-21 | 台達電子工業股份有限公司 | Electronic device and insulating piece thereof |
-
2019
- 2019-10-16 CN CN201921735697.1U patent/CN210578224U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI747298B (en) * | 2020-05-27 | 2021-11-21 | 台達電子工業股份有限公司 | Electronic device and insulating piece thereof |
| CN112512236A (en) * | 2020-11-19 | 2021-03-16 | 同方电子科技有限公司 | Power supply shell |
| CN113327821A (en) * | 2021-06-28 | 2021-08-31 | 中国人民解放军海军工程大学 | Split type device for indoor circuit breaker |
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