CN203590051U - Compact switching power supply - Google Patents
Compact switching power supply Download PDFInfo
- Publication number
- CN203590051U CN203590051U CN201320804515.8U CN201320804515U CN203590051U CN 203590051 U CN203590051 U CN 203590051U CN 201320804515 U CN201320804515 U CN 201320804515U CN 203590051 U CN203590051 U CN 203590051U
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- Prior art keywords
- circuit board
- transformer
- capacitor group
- outer casing
- power supply
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Abstract
The utility model provides a compact switching power supply. The compact switching power supply comprises a shell base, a circuit board and a wiring terminal block; the circuit board is fixedly mounted at a position which is located at a back portion inside the shell base and is adjacent to a bottom plate; the circuit board is provided with a circuit; the wiring terminal block is fixedly mounted on the front end surface of the right end of the circuit board; an output filtering capacitor group is arranged on an upper position on the middle of the circuit board at the left side of the wiring terminal block; an output inductor is arranged on the circuit board and is located at the left side of the output filtering capacitor group; a transformer is arranged at the middle of the circuit board; an output rectifier tube and a power switch tube are fixedly mounted on the shell base; an input rectifier diode group is arranged on the circuit board and is located below the transformer; an input filtering capacitor group is arranged on the circuit board and is located at the left side of the input rectifier diode group; and a driving transformer is arranged on the circuit board and is located above the input filtering capacitor group. The compact switching power supply of the utility model has the advantages of compact structure, effective prevention of mutual electromagnetic interference between components and favorable heat dissipation effect.
Description
Technical field
The utility model relates to field of switch power, is specifically related to a kind of compact type Switching Power Supply.
Background technology
For the Switching Power Supply in the electrical equipment such as liquid crystal TV set, LED display, conventionally by square shell and installation circuit board and related device in the enclosure, formed.On circuit board, be provided with interlock circuit, circuit consists of a large amount of electronic devices and components.A large amount of components and parts all need to be arranged on circuit board.Due to the restriction of the applied environment of Switching Power Supply, the common small volume of shell of Switching Power Supply, thus the size that circuit board is in the enclosure installed must be adapted with the size of shell, be also that the area of circuit board is also less.On compared with the circuit board of small size, arrange a large amount of numerous components and parts such as such as transformer, power tube, capacitor group, inductance and connecting terminal block, if each main components and parts can not reasonable arrangement and layout, thereby must cause first circuit board to increase, make the corresponding increase of volume of Switching Power Supply, thereby cause cost to improve, use the problems such as limited; Second numerous circuit elements devices, because layout is improper on less circuit, can cause the electromagnetic interference between components and parts; Numerous circuit elements device of three because layout is improper, can cause Switching Power Supply internal heat dissipating difficulty on less circuit, affects the useful life of Switching Power Supply.
Utility model content
The purpose of this utility model is: the compact Switching Power Supply that each main components in a kind of compact conformation, circuit is rationally distributed on circuit board, can effectively avoid the problem such as mutual electromagnetic interference between increasing circuit plate area and components and parts and good heat dissipation effect is provided.
The technical solution of the utility model is: compact Switching Power Supply of the present utility model, comprises outer casing base, circuit board and connecting terminal block; Outer casing base comprises epipleural, left plate and base plate; Epipleural and the left plate of outer casing base are provided with screw hole; Its design feature is:
Above-mentioned circuit board is fixedly mounted on the position of the interior side to the rear of outer casing base near base plate; Circuit board is provided with circuit; In the circuit arranging on circuit board, contain output filter capacitor group, outputting inductance, transformer, output rectifying tube, input rectifying diode group, input filter capacitor group, driving transformer and power switch pipe;
Above-mentioned connecting terminal block is fixedly mounted on the front end face of right-hand member of circuit board;
Output filter capacitor group is arranged on the middle part location on the upper side on the circuit board on the left of connecting terminal block; Outputting inductance is arranged on circuit board and is positioned at the left side of output filter capacitor group; Transformer is arranged on circuit board between two parties; Output rectifying tube is fixedly mounted on the epipleural of outer casing base and is positioned at the top of transformer; Input rectifying diode group is arranged on circuit board and is positioned at the below of transformer; Input filter capacitor group is arranged on circuit board and is positioned at the left side of input rectifying diode group; Driving transformer is arranged on circuit board and is positioned at the top of input filter capacitor group; Power switch pipe is fixedly mounted on the left plate of outer casing base.
The utlity model has positive effect: (1) compact Switching Power Supply of the present utility model, it is by the rational deployment of the circuit elements devices such as transformer, power tube, capacitor group, inductance and connecting terminal block, make its compact conformation, thereby effectively avoid increasing circuit plate area to cause Switching Power Supply volume to increase and the cost that brings improves, uses the problems such as limited.(2) compact Switching Power Supply of the present utility model, it can effectively overcome by the rational deployment of circuit elements device the problem that between components and parts, mutual electromagnetic is disturbed.(3) compact Switching Power Supply of the present utility model, it makes the interior radiating effect of Switching Power Supply better by the rational deployment of circuit elements device.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model;
Fig. 2 is that the utility model is at the structural representation removing after outer casing upper cover.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Parts in accompanying drawing and circuit mark are as follows:
Outer casing base 100, comprises epipleural 100-1, left plate 100-3, and base plate 100-4,
Referring to Fig. 1 and Fig. 2, the compact Switching Power Supply of the present embodiment, is mainly comprised of outer casing base 100, outer casing upper cover, circuit board 1 and connecting terminal block 2.Outer casing base 100 and outer casing upper cover composition shell.Outer casing upper cover omits and does not draw in Fig. 2.Outer casing base 100 and outer casing upper cover match, and form the Switching Power Supply shell of rectangle box body shape.
Outer casing base 100 is surrounded and is formed by all-in-one-piece epipleural 100-1, left plate 100-3 and base plate 100-4.The front end of outer casing base 100 and right-end openings.Epipleural 100-1 and the left plate 100-3 of outer casing base 100 are provided with screw hole.
The circuit arranging on circuit board 1 includes the main components such as output filter capacitor group 3, outputting inductance 4, transformer 5, output rectifying tube 6, input rectifying diode group 7, input filter capacitor group 8, driving transformer 9 and power switch pipe 10.
Connecting terminal block 2 is fixedly mounted on the front end face of right-hand member of circuit board 1.Connecting terminal block 2 is for the I/O wiring of the circuit on circuit board 1.
Output filter capacitor group 3 is arranged on the middle part location on the upper side on the circuit board 1 in connecting terminal block 2 left sides; Outputting inductance 4 is arranged on circuit board 1 and is positioned at the left side of output filter capacitor group 3; Transformer 5 is arranged on circuit board 1 between two parties; It is upper and be positioned at the top of transformer 5 that output rectifying tube 6 is fixedly mounted on the epipleural 100-1 of outer casing base 100; Input rectifying diode group 7 is arranged on circuit board 1 and is positioned at the below of transformer 5; Input filter capacitor group 8 is arranged on circuit board 1 and is positioned at the left side of input rectifying diode group 7; Driving transformer 9 is arranged on circuit board 1 and is positioned at the top of input filter capacitor group 8; Power switch pipe 10 is fixedly mounted on the left plate 100-3 of outer casing base 100.
The compact Switching Power Supply of the present embodiment, by by the rational deployment of the circuit elements devices such as the transformer of Switching Power Supply, power tube, capacitor group, inductance and connecting terminal block, make its compact conformation, thereby effectively avoid increasing circuit plate area to cause Switching Power Supply volume to increase and the cost that brings improves, uses the problems such as limited; Can effectively overcome the problem that between components and parts, mutual electromagnetic is disturbed; And can make the interior radiating effect of Switching Power Supply better.
Above embodiment is the explanation to embodiment of the present utility model; but not to restriction of the present utility model; person skilled in the relevant technique is not in the situation that departing from mentality of designing of the present utility model and description scope; make various conversion and variation and obtain the corresponding technical scheme being equal to, all belong to scope of patent protection of the present utility model.
Claims (1)
1. a compact Switching Power Supply, comprises outer casing base (100), circuit board (1) and connecting terminal block (2); Described outer casing base (100) comprises epipleural (100-1), left plate (100-3) and base plate (100-4); Epipleural (100-1) and the left plate (100-3) of outer casing base (100) are provided with screw hole; It is characterized in that:
Described circuit board (1) is fixedly mounted on the position of the interior side to the rear of outer casing base (100) near base plate (100-4); Circuit board (1) is provided with circuit; In the upper circuit arranging of circuit board (1), contain output filter capacitor group (3), outputting inductance (4), transformer (5), output rectifying tube (6), input rectifying diode group (7), input filter capacitor group (8), driving transformer (9) and power switch pipe (10);
Described connecting terminal block (2) is fixedly mounted on the front end face of right-hand member of circuit board (1);
Output filter capacitor group (3) is arranged on the middle part location on the upper side on the circuit board (1) on the left of connecting terminal block (2); Outputting inductance (4) is arranged on circuit board (1) above and is positioned at the left side of output filter capacitor group (3); Transformer (5) is arranged on circuit board (1) between two parties; It is upper and be positioned at the top of transformer (5) that output rectifying tube (6) is fixedly mounted on the epipleural (100-1) of outer casing base (100); Input rectifying diode group (7) is arranged on circuit board (1) above and is positioned at the below of transformer (5); Input filter capacitor group (8) is arranged on circuit board (1) above and is positioned at the left side of input rectifying diode group (7); Driving transformer (9) is arranged on circuit board (1) above and is positioned at the top of input filter capacitor group (8); Power switch pipe (10) is fixedly mounted on the left plate (100-3) of outer casing base (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320804515.8U CN203590051U (en) | 2013-12-06 | 2013-12-06 | Compact switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320804515.8U CN203590051U (en) | 2013-12-06 | 2013-12-06 | Compact switching power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203590051U true CN203590051U (en) | 2014-05-07 |
Family
ID=50587898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320804515.8U Expired - Fee Related CN203590051U (en) | 2013-12-06 | 2013-12-06 | Compact switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203590051U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685190A (en) * | 2017-02-22 | 2017-05-17 | 成都聚立汇信科技有限公司 | Power source in circuit |
-
2013
- 2013-12-06 CN CN201320804515.8U patent/CN203590051U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685190A (en) * | 2017-02-22 | 2017-05-17 | 成都聚立汇信科技有限公司 | Power source in circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHANGZHOU CHUANGLIAN POWER SUPPLY CO., LTD. Free format text: FORMER OWNER: BEIJING HAILING TAIXING ELECTRONIC COMPONENT BUSINESS DEPARTMENT Effective date: 20150105 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100086 HAIDIAN, BEIJING TO: 213000 CHANGZHOU, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150105 Address after: 213000, Hexi Road, Changzhou Economic Development Zone, Jiangsu, China, No. 8, Hexi Road Patentee after: CHANGZHOU CHUANGLIAN POWER SUPPLY CO., LTD. Address before: 100086, Beijing, Zhongguancun Haidian District Avenue No. 32 in the hair Electronics Market Center B1529 Patentee before: BEIJING HAILING TAIXING ELECTRONIC COMPONENT BUSINESS DEPARTMENT |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20191206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |