CN206099764U - Double - circuit BUCK power structure - Google Patents
Double - circuit BUCK power structure Download PDFInfo
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- CN206099764U CN206099764U CN201620459381.4U CN201620459381U CN206099764U CN 206099764 U CN206099764 U CN 206099764U CN 201620459381 U CN201620459381 U CN 201620459381U CN 206099764 U CN206099764 U CN 206099764U
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- box body
- copped wave
- power supply
- inductance
- igbt module
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Abstract
The utility model provides a double - circuit BUCK power structure, includes box body and copped wave inductance be provided with a plurality of electric capacity, circuit board in the box body and set up power tube module, the controller on the circuit board, the copped wave inductance sets up outside the box body be provided with copped wave inductance interface on the box body, the copped wave inductance passes through copped wave inductance interface is connected with box body internal circuit board. The utility model discloses a setting up electrical part, box body in the box body and setting up the copped wave inductance outward, be convenient for install in rail vehicle air conditioner structure, it is convenient to dismantle, effective noise reduction, avoids the magnetic saturation. Through adopting double - circuit IGBT modular dirve, make power increase one time, but size controllable is less, further is applicable to rail vehicle air conditioner structure.
Description
Technical field
The utility model is related to a kind of power supply architecture, more particularly to a kind of two-way BUCK power supply architectures.
Background technology
At present, the BUCK circuits in Switching Power Supply mainly include switching tube, output circuit, drive circuit, switch
Pipe is connected on the Input voltage terminal (i.e. high-pressure side) of BUCK circuits, and output circuit is arranged on the output end of switching tube,
Drive circuit is connected with the control end of switching tube, is reached by the on or off of drive circuit drive control switching tube
To the purpose of decompression transformation.
Switching Power Supply of the prior art has that loss is high, temperature rise is big, high cost, required the shortcomings of take up room big,
It is unfavorable for being arranged in railway vehicle air conditioner structure.
Utility model content
The utility model main purpose be solve above-mentioned technical problem, there is provided one kind take up room it is little, be easily installed
Two-way BUCK power supply architectures in railway vehicle air conditioner structure.
For achieving the above object, the technical solution of the utility model is：
A kind of two-way BUCK power supply architectures, including drain pan, the box body being arranged on drain pan, are arranged in the box body
There are multiple electric capacity, circuit board and setting power tube module, controller on circuit boards, also including copped wave inductance,
The copped wave inductance is arranged on the outer drain pan of box body, and copped wave inductive interface, the copped wave are provided with the box body
Inductance is connected by the copped wave inductive interface with box body interior circuit board.
Further, wave filter, fuse, EMC Anti-surging devices, diode, guarantor are additionally provided with the box body
Dangerous silk, the wave filter, fuse, EMC Anti-surging devices, diode, fuse and capacity arrangement are in circuit board
Surrounding.
Further, the box body includes U-shaped base plate, top cover, left plate and right plate, and the right plate is set to rank
Scalariform, in bottom the cavity for installing fan is formed.
Further, the bottom of the box body is provided with fin, one end of the fin connects the right plate
The cavity of bottom.
Further, right plate bottom is provided with two desk fans.
Further, the power tube module includes the first IGBT module and the second IGBT module, an IGBT moulds
The colelctor electrode of block is connected with the colelctor electrode of the second IGBT module and is connected power input positive pole, an IGBT moulds
The emitter stage of block is connected with the emitter stage of the second IGBT module and is connected one end of the copped wave inductance, and the copped wave is electric
The other end of sense is power output end positive pole, and the electric capacity is provided between power output end both positive and negative polarity.
Further, the diode is provided between the power output end both positive and negative polarity, the positive pole of the diode connects
Power output end negative pole is connect, the negative pole of diode connects one end that copped wave inductance is connected with power tube.
Further, the copped wave inductance is air core inductor.
To sum up content, a kind of two-way BUCK power supply architectures described in the utility model, by arrange in box body electrical part,
Outside box body arrange copped wave inductance, be easily installed in railway vehicle air conditioner structure, convenient disassembly, effectively reduce noise,
Avoid magnetic saturation.By being driven using two-way IGBT module, increase power and be twice, but size is controllable less,
It is further applicable to railway vehicle air conditioner structure.
Description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is the utility model structure three-dimensional perspective view；
Fig. 3 is the utility model circuit diagram.
As shown in Figure 1 to Figure 3, box body 1, circuit board 2, controller 3, input capacitance 4, output capacitance 5, wave filter
6th, fuse 7, EMC Anti-surging devices 8, diode 9, fuse 10, base plate 11, top cover 12, left plate 13,
Right plate 14, cavity 15, fin 16.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described in further detail with specific embodiment：
A kind of two-way BUCK power supply architectures described in the utility model, in being mainly used in rail vehicle air conditioner group,
As depicted in figs. 1 and 2, two-way BUCK power supply architectures include box body 1, and box body 1 is rectangular shape, in box body
Multiple electric elements are set in 1, a copped wave inductance (not shown) is provided with outside box body 1.
The electric elements arranged in box body 1 mainly include：Circuit board 2, controller 3, power tube module, Duo Ge electricity
Appearance, wave filter 6, fuse 7, EMC Anti-surging devices 8, diode 9, fuse 10 etc..
Controller 3, power tube module are arranged on circuit board 2, and electric capacity includes three input capacitances, 4, two outputs
Electric capacity 5, circuit board 2 is arranged in the middle of box body 1, arranges that three input capacitances 4, two are defeated in the surrounding of circuit board 2
Go out electric capacity 5, wave filter 6, fuse 7, EMC Anti-surging devices 8, diode 9, fuse 10.In box body 1
Compact in design, it is easy to disassemble, it is adaptable in being arranged on railway vehicle air conditioner structure.
Power input port, output port of power source, copped wave inductive interface are provided with the shell of box body 1 (in figure not
Illustrate), external copped wave inductance is connected by copped wave inductive interface with box body interior circuit board, in the present embodiment, is cut
Ripple inductance is air core inductor, and copped wave Inductive position effectively reduces noise, avoids magnetic saturation.
Box body 1 includes U-shaped base plate 11, top cover 12, left plate 13 and right plate 14, and after each plate bolt is fixed length is formed
Cube box body 1, right plate 13 is set to stepped, and in bottom the cavity 15 for installing fan is formed.In right plate
13 bottoms are provided with two desk fans.
The bottom of box body 1 is provided with fin 16, controller 3, electric capacity, Anti-surging device etc. to be arranged at dissipating
The top of backing 16, can effectively be radiated, the cavity 15 of one end connection right plate 14 bottom of fin 16, profit
Directly fin 16 is radiated in fan.
As shown in Fig. 2 power tube module includes the first IGBT module and the second IGBT module, in the utility model
Circuit in, copped wave inductance be inductance L2.
First IGBT module and the setting of the second IGBT module parallel, the colelctor electrode of the first IGBT module and the 2nd IGBT
The colelctor electrode of module is connected, and power input positive pole, the emitter stage of the first IGBT module and the 2nd IGBT are connected afterwards
The emitter stage of module is connected, and one end of inductance L2 is connected afterwards, and the other end of inductance L2 is power output end positive pole,
Electric capacity is provided between power output end positive pole and negative pole, electric capacity one end connection inductance L2 power output end positive poles
This one end, electric capacity other end connection power output end negative pole.In the present embodiment, electric capacity be series connection electrochemical capacitor C1,
Output capacitance 5 in C2, i.e. Fig. 1.
Diode Q1 (diode 9 in Fig. 1), diode Q1 are provided between power output end positive pole and negative pole
Positive pole connection power output end negative pole, one end for being connected with IGBT module of negative pole connection inductance L2 of diode Q1.
The grid connection controller of the first IGBT module and the second IGBT module, controller controls two IGBT modules
Asynchronously work, i.e., when the first IGBT module works, the second IGBT module does not work, when the second IGBT module
During work, the first IGBT module does not work.Controller controls two IGBT module switch periods and accounts for whole switch week
The half of phase, controller controls one of IGBT module and is driven to height, and inductance L2 energy storage controls the IGBT moulds
When block is driven to low, inductance L2 electric discharges, after electric discharge terminates, controller controls another IGBT module and is driven to height,
Inductance L2 energy storage, when controlling the IGBT module and being driven to low, inductance L2 electric discharges are circulated successively.
By being driven using two-way IGBT module, increase power and be twice, but size is controllable less, compared to
For other high-power large-sized Switching Power Supplies, further it is suitable for by the power supply driven using two-way IGBT module
In railway vehicle air conditioner structure.
As described above, combining the plan content given by accompanying drawing, similar technical scheme can be derived.In every case it is
Without departing from the content of technical solutions of the utility model, above example is made according to technical spirit of the present utility model
Any simple modification, equivalent variations and modification, still fall within the range of technical solutions of the utility model.
Claims (8)
1. a kind of two-way BUCK power supply architectures, it is characterised in that：Including box body and copped wave inductance, multiple electric capacity, circuit board and setting power tube module, controller on circuit boards are provided with the box body, the copped wave inductance is arranged on outside box body, copped wave inductive interface is provided with the box body, the copped wave inductance is connected by the copped wave inductive interface with box body interior circuit board.
2. a kind of two-way BUCK power supply architectures according to claim 1, it is characterised in that：Wave filter, fuse, EMC Anti-surging devices, diode, fuse are additionally provided with the box body, the wave filter, fuse, EMC Anti-surging devices, diode, fuse and capacity arrangement are in circuit board surrounding.
3. a kind of two-way BUCK power supply architectures according to claim 1, it is characterised in that：The box body includes U-shaped base plate, top cover, left plate and right plate, and the right plate is set to stepped, and in bottom the cavity for installing fan is formed.
4. a kind of two-way BUCK power supply architectures according to claim 3, it is characterised in that：The bottom of the box body is provided with fin, one end of the fin connects the cavity of the right plate bottom.
5. a kind of two-way BUCK power supply architectures according to claim 3, it is characterised in that：Right plate bottom is provided with two desk fans.
6. a kind of two-way BUCK power supply architectures according to claim 1, it is characterised in that：The power tube module includes the first IGBT module and the second IGBT module, the colelctor electrode of first IGBT module is connected with the colelctor electrode of the second IGBT module and is connected power input positive pole, the emitter stage of first IGBT module is connected with the emitter stage of the second IGBT module and is connected one end of the copped wave inductance, the other end of the copped wave inductance is power output end positive pole, and the electric capacity is provided between power output end both positive and negative polarity.
7. a kind of two-way BUCK power supply architectures according to claim 2, it is characterised in that：The diode is provided between the power output end both positive and negative polarity, the positive pole connection power output end negative pole of the diode, the negative pole of diode connects one end that copped wave inductance is connected with power tube.
8. a kind of two-way BUCK power supply architectures according to any one of claim 1 to 7, it is characterised in that：The copped wave inductance is air core inductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620459381.4U CN206099764U (en) | 2016-05-18 | 2016-05-18 | Double - circuit BUCK power structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620459381.4U CN206099764U (en) | 2016-05-18 | 2016-05-18 | Double - circuit BUCK power structure |
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| Publication Number | Publication Date |
|---|---|
| CN206099764U true CN206099764U (en) | 2017-04-12 |
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ID=58471209
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620459381.4U Active CN206099764U (en) | 2016-05-18 | 2016-05-18 | Double - circuit BUCK power structure |
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| Country | Link |
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| CN (1) | CN206099764U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109068525A (en) * | 2018-08-17 | 2018-12-21 | 深圳市科陆电子科技股份有限公司 | A kind of standard PC case structure of DC-DC power module |
| CN112104195A (en) * | 2020-09-09 | 2020-12-18 | 青岛鼎信通讯股份有限公司 | Device current conversion module structural design is administered to high protection low voltage |
| CN114630565A (en) * | 2022-03-07 | 2022-06-14 | 山东云储新能源科技有限公司 | Modular DC-DC energy storage adapter |
| CN115665970A (en) * | 2022-10-08 | 2023-01-31 | 江苏东海半导体股份有限公司 | IGBT drive protection circuit board |
-
2016
- 2016-05-18 CN CN201620459381.4U patent/CN206099764U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109068525A (en) * | 2018-08-17 | 2018-12-21 | 深圳市科陆电子科技股份有限公司 | A kind of standard PC case structure of DC-DC power module |
| CN112104195A (en) * | 2020-09-09 | 2020-12-18 | 青岛鼎信通讯股份有限公司 | Device current conversion module structural design is administered to high protection low voltage |
| CN114630565A (en) * | 2022-03-07 | 2022-06-14 | 山东云储新能源科技有限公司 | Modular DC-DC energy storage adapter |
| CN115665970A (en) * | 2022-10-08 | 2023-01-31 | 江苏东海半导体股份有限公司 | IGBT drive protection circuit board |
| CN115665970B (en) * | 2022-10-08 | 2023-11-21 | 江苏东海半导体股份有限公司 | IGBT drive protection circuit board |
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