CN211018624U - Module switch power supply converter - Google Patents
Module switch power supply converter Download PDFInfo
- Publication number
- CN211018624U CN211018624U CN201922392891.0U CN201922392891U CN211018624U CN 211018624 U CN211018624 U CN 211018624U CN 201922392891 U CN201922392891 U CN 201922392891U CN 211018624 U CN211018624 U CN 211018624U
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- power supply
- metal casing
- switching power
- cover plate
- support frame
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Abstract
The utility model discloses a module switching power supply converter, including apron, power printing board, metal casing, insulating piece and riveting copper needle, the inside both ends of metal casing are provided with spacing support frame, the side of spacing support frame is provided with riveting copper needle, the bottom of metal casing is provided with the insulating piece, the utility model provides a power printing board goes into shell encapsulation appearance location processing operability poor, and production efficiency is low, and the quality stability is poor; the layout space of the devices of the power supply printed board entering the shell is increased, and the risk of electrical insulation is reduced; the cost of designing and adding the riveting needle on the new structure shell is lower than the labor and tooling cost of production operation; the risk of compact application space of the client is reduced by improving the appearance quality and the quality of the relative positions of the pins; the elimination of flying wire grounding not only reduces the labor intensity and the production cost, improves the production efficiency, but also greatly reduces the risk of flying wire desoldering and optimizes the appearance quality after welding; the market sale range is expanded.
Description
Technical Field
The utility model belongs to the technical field of power converter, concretely relates to module switching power converter.
Background
The module switch power supply converter is a power supply module with wide application, and the conventional power supply product with the application has a metal shell packaging mode required by heat dissipation and shielding. The power supply printed board PCBA is mainly positioned and fixed through process tool positioning and pouring sealant, and if the PCBA needs to be grounded with the metal shell, the process packaging needs to be connected with the metal shell through a separate flying wire. For the metal shell module power supply which cannot realize the fastening of the PCBA in the metal shell by using screws, has poor tool fixing precision, complex production process and high cost, and particularly needs the PCBA and the metal shell to be grounded through a flying wire, the existing structure packaging mode is difficult to meet, and the batch streamlined operation is not suitable.
Problems and disadvantages of prior art solutions: the production operation process has unstable quality and poor assembly and processing performance; the development space and the batch operation production operation of the power supply module are limited; the module power supply with higher pin and appearance packaging precision cannot be met; the power supply which meets the requirements of lean production, high benefit and quality consistency can not be met. Only low-end power supply modules with lower requirements or less production quantity can be applied, the market sale range is reduced, and the method has the advantages of high labor intensity, low efficiency, complex operation and high cost.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a module switching power supply converter has with low costs, characteristics that quality stability is high.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a module switching power supply converter, includes apron, power printing board, metal casing, insulating piece and riveting copper needle, metal casing's inside both ends are provided with spacing support frame, spacing support frame's side is provided with riveting copper needle, metal casing's bottom is provided with the insulating piece, metal casing's surface and spacing support frame correspond the position and are provided with fixed recess, metal casing's upper end is provided with power printing board, the surface of power printing board is provided with spacing guide pillar all around, the top of power printing board is provided with the apron.
Preferably, the limiting support frame is of a semi-cylindrical structure, and the limiting support frame and the metal shell are of an integrated structure.
Preferably, the periphery of the surface of the metal shell is provided with limiting clamping blocks, and the periphery of the surface of the cover plate is provided with corresponding clamping grooves.
Preferably, the surface of the power supply printed board is provided with fixing holes corresponding to the riveting copper pins.
Preferably, the surface of the cover plate is provided with a fixing slotted hole corresponding to the limiting guide post.
Preferably, the surface of the cover plate is provided with a fixing slot hole corresponding to the fixing hole of the limiting support frame.
Preferably, the side edge of the power supply printed board is provided with an arc-shaped groove corresponding to the size of the limiting support frame.
Preferably, the cover plate and the metal shell are fixed through clamping, and a sealing gasket is arranged at the joint of the cover plate and the metal shell.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model solves the problems of poor positioning and processing operability, low production efficiency and poor quality stability of the shell-entering packaging appearance of the power supply printed board; the layout space of the devices of the power supply printed board entering the shell is increased, and the risk of electrical insulation is reduced; the cost of designing and adding the riveting needle on the new structure shell is lower than the labor and tooling cost of production operation; the risk of compact application space of the client is reduced by improving the appearance quality and the quality of the relative positions of the pins; the elimination of flying wire grounding not only reduces the labor intensity and the production cost, improves the production efficiency, but also greatly reduces the risk of flying wire desoldering and optimizes the appearance quality after welding; the market sale range is expanded.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the metal shell of the present invention;
in the figure: 1. a cover plate; 2. a power supply printed board; 3. a metal housing; 4. a limiting support frame; 5. an insulating sheet; 6. fixing the groove; 7. riveting a copper needle; 8. and limiting the guide post.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides the following technical solutions: a module switch power converter comprises a cover plate 1, a power supply printed board 2, a metal shell 3, an insulating sheet 5 and riveting copper needles 7, wherein two ends inside the metal shell 3 are provided with limiting support frames 4, in order to improve the structural stability, the limiting support frames 4 are arranged to be of a semi-cylindrical structure, the limiting support frames 4 and the metal shell 3 are of an integral structure, the riveting copper needles 7 are arranged on the side edges of the limiting support frames 4, the insulating sheet 5 is arranged at the bottom of the metal shell 3, fixing grooves 6 are arranged at positions, corresponding to the limiting support frames 4, on the outer surface of the metal shell 3, the power supply printed board 2 is arranged at the upper end of the metal shell 3, fixing holes corresponding to the riveting copper needles 7 are formed in the surface of the power supply printed board 2 in order to fix the power supply printed board, and arc-shaped grooves corresponding to, the surface of power printing board 2 is provided with spacing guide pillar 8 all around, the top of power printing board 2 is provided with apron 1, for convenient spacing fixed, metal casing 3's surface all is provided with spacing fixture block all around, apron 1's surface all is provided with corresponding draw-in groove all around, for convenient spacing block, apron 1's surface all is provided with the fixed slotted hole corresponding with spacing guide pillar 8, for convenient regulation, apron 1's surface is provided with the fixed slotted hole that corresponds with spacing support frame 4's fixed orifices, for convenient fixed sealing, it is fixed through the block between apron 1 and the metal casing 3, apron 1 is provided with sealed the pad with metal casing 3 junction.
The utility model discloses a theory of operation and use flow: when the utility model is used, the riveting positioning hole is milled in the bottom of the metal shell 3 in a numerical control way, and then the riveting copper needle 7 is fixed; the power supply printed board 2 is sleeved with the riveting copper needle 7 and fixed in the metal shell 3, the bottom of the metal shell 3 is pre-glued with the insulating sheet 5, the power supply printed board 2 is fastened on the corresponding mounting hole of the metal shell 3 by using a screw, a proper amount of environment-friendly adhesive glue is coated on the part where the plastic cover plate 1 and the metal shell 3 are embedded, and then the cover plate 1 is fixed with the metal shell 3 through applying external force and riveting columns in a pressing fit mode, so that the fixing is firm, and the stability is high.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a module switching power supply converter, includes apron (1), power printing board (2), metal casing (3), insulating piece (5) and riveting copper needle (7), its characterized in that: the novel metal casing is characterized in that limiting support frames (4) are arranged at two ends of the inside of the metal casing (3), riveting copper needles (7) are arranged on the side edges of the limiting support frames (4), insulating sheets (5) are arranged at the bottom of the metal casing (3), fixing grooves (6) are formed in the positions, corresponding to the limiting support frames (4), of the outer surface of the metal casing (3), a power supply printed board (2) is arranged at the upper end of the metal casing (3), limiting guide pillars (8) are arranged on the periphery of the surface of the power supply printed board (2), and a cover plate (1) is arranged above the power supply printed board (2).
2. A modular switching power converter as claimed in claim 1, wherein: the limiting support frame (4) is of a semi-cylindrical structure, and the limiting support frame (4) and the metal shell (3) are of an integrated structure.
3. A modular switching power converter as claimed in claim 1, wherein: the surface of the metal shell (3) is provided with limiting clamping blocks all around, and the surface of the cover plate (1) is provided with corresponding clamping grooves all around.
4. A modular switching power converter as claimed in claim 1, wherein: and fixing holes corresponding to the riveting copper pins (7) are formed in the surface of the power supply printed board (2).
5. A modular switching power converter as claimed in claim 1, wherein: the surface of the cover plate (1) is provided with fixed slotted holes corresponding to the limiting guide posts (8).
6. A modular switching power converter as claimed in claim 1, wherein: the surface of the cover plate (1) is provided with a fixing groove hole corresponding to the fixing hole of the limiting support frame (4).
7. A modular switching power converter as claimed in claim 1, wherein: and an arc-shaped groove corresponding to the size of the limiting support frame (4) is formed in the side edge of the power supply printed board (2).
8. A modular switching power converter as claimed in claim 1, wherein: the cover plate (1) and the metal shell (3) are fixed through clamping, and a sealing gasket is arranged at the joint of the cover plate (1) and the metal shell (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922392891.0U CN211018624U (en) | 2019-12-26 | 2019-12-26 | Module switch power supply converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922392891.0U CN211018624U (en) | 2019-12-26 | 2019-12-26 | Module switch power supply converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211018624U true CN211018624U (en) | 2020-07-14 |
Family
ID=71476142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922392891.0U Active CN211018624U (en) | 2019-12-26 | 2019-12-26 | Module switch power supply converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211018624U (en) |
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2019
- 2019-12-26 CN CN201922392891.0U patent/CN211018624U/en active Active
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