CN206759130U - A kind of high frequency isolation type charge-discharge machine circuit and cabinet - Google Patents
A kind of high frequency isolation type charge-discharge machine circuit and cabinet Download PDFInfo
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- CN206759130U CN206759130U CN201720227828.XU CN201720227828U CN206759130U CN 206759130 U CN206759130 U CN 206759130U CN 201720227828 U CN201720227828 U CN 201720227828U CN 206759130 U CN206759130 U CN 206759130U
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Abstract
It the utility model is related to a kind of charge-discharge machine circuit, more particularly to a kind of high frequency isolation type charge-discharge machine circuit and cabinet.Including：High-frequency rectification circuit module, the alternating voltage tremendously high frequency rectified current module of three phase network is accessed, for carrying out rectification and inversion to the alternating voltage of three phase network；Die block is lifted, for being boosted to the voltage after rectified and inversion or decompression transformation；Isolate two-way DC/DC circuit modules, for carrying out electrical isolation to the voltage after boosted or decompression, and be output to the both ends of a battery pack；Wherein, high-frequency rectification circuit module, lifting die block and the two-way DC/DC circuit modules of isolation are integrated into same circuit.The utility model shares a set of control system, realizes that high speed information interacts, is uniformly controlled and protects, have quick response, the advantages of quickly protection；In addition, cabinet of the present utility model can increase area of dissipation, Cabinet Size is reduced.
Description
Technical field
It the utility model is related to a kind of charge-discharge machine circuit, more particularly to a kind of high frequency isolation type charge-discharge machine circuit and dress
The cabinet of the standby charge-discharge machine circuit.
Background technology
Current charge-discharge machine is isolated using Industrial Frequency Transformer mostly, and it is become by three phase network through isolating transformer
Carry out high-frequency rectification after pressure again, then voltage transformation and electrical isolation are carried out through step-up/step-down circuit, but this circuit arrangement volume
Greatly, weight is big, and efficiency is low.And for frequency applications occasion, have high-frequency rectification module combination buck isolated two-way at present
The scheme that DC/DC modules are used cooperatively, by order wire, such as universal serial bus between the two modules, information exchange is carried out, but
It is the poor real of this information exchange, the error protection reaction time is grown.
Utility model content
For above mentioned problem existing for current charge-discharge machine, it is electromechanical that the utility model provides a kind of high frequency isolation type discharge and recharge
Road and cabinet.
Technical scheme is used by the utility model solves technical problem：
A kind of high frequency isolation type charge-discharge machine circuit, including：
High-frequency rectification circuit module, access the alternating voltage of three phase network to the high-frequency rectification current module, for pair
The alternating voltage of the three phase network carries out rectification and inversion；
Die block is lifted, the lifting die block is electrically connected with the high-frequency rectification circuit module, for rectified
Boosted with the voltage after inversion or decompression transformation；
Isolate two-way DC/DC circuit modules, the two-way DC/DC circuit modules of isolation electrically connect with the lifting die block
Connect, for carrying out electrical isolation to the voltage after boosted or decompression, and be output to the positive and negative both ends of a battery pack；
Wherein, the high-frequency rectification circuit module, the lifting die block and the two-way DC/DC circuit modules of isolation
It is integrated into same circuit.
Preferably, a filter band is accessed between the three phase network and the high-frequency rectification circuit module, for eliminating
The switching ripple of the high-frequency rectification circuit module.
Preferably, a resonant tank plate is connected in the output end of the two-way DC/DC circuit modules of isolation, it is described for making
The electric current for isolating the output of two-way DC/DC circuit modules produces resonance.
Preferably, the resonant tank plate output end connect a high frequency transformer input, for electrical isolation.
Preferably, a drive module is connected in the output end of the high frequency transformer, for through the high frequency transformer
The voltage of output end carry out rectification and inversion.
Preferably, an A.C. contactor is provided between the three phase network and the filter band, for controlling three-phase
The access and disconnection of power network.
Preferably, in addition to be arranged between the output end of the three phase network and the high-frequency rectification circuit module
One soft starting circuit, for avoiding rush of current caused by the A.C. contactor closure.
Preferably, direct current contact is connected between the output end of the drive module and the positive and negative both ends of battery pack
Device, closure or disconnection for the discharge and recharge that controls battery pack.
Preferably, in addition to second soft starting circuit at the D.C. contactor both ends is arranged at, it is described straight for avoiding
Flow rush of current caused by contactor closure.
A kind of high frequency isolation type charge-discharge machine cabinet, for installing the charge-discharge machine circuit such as above-mentioned any embodiment, institute
Stating cabinet includes：
One main box, charge-discharge machine circuit and a radiator for being used to dispel charge-discharge circuit heat are arranged at main box
In；
One cover plate, the cover plate cover the upper end of the main box；
One front panel, the front panel cover the front end of the main box, and are provided with the front panel multiple logical
Air holes；
One rear board, the rear board cover the rear end of the main box, and are provided with the rear board multiple logical
Air holes；
One fan supporter, the fan supporter are arranged in the main box, and with the front panel horizontal alignment, institute
Stating fan supporter includes multiple through holes, and a fan is placed in the through hole；
A pair of handles, the pair of handle are arranged on the both ends of the front panel.
The beneficial effects of the utility model：The utility model is by high-frequency rectification circuit module with lifting die block and isolating
Two-way DC/DC circuit modules are integrated, and are prepared among a circuit, form high frequency isolation type discharge and recharge all-in-one, are shared
A set of control system, realize that high speed information interacts, be uniformly controlled and protect, there is quick response, the advantages of quickly protection；This
Outside, cabinet of the present utility model can increase area of dissipation, reduce Cabinet Size.
Brief description of the drawings
Fig. 1 is the structural representation of high frequency isolation type charge-discharge machine circuit of the present utility model；
Fig. 2 is high frequency isolation type charge-discharge machine casing structure schematic diagram of the present utility model.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as of the present utility model
Limit.
A kind of high frequency isolation type charge-discharge machine circuit as shown in Figure 1, including：
High-frequency rectification circuit module, the alternating voltage tremendously high frequency rectified current module of three phase network is accessed, for three-phase
The alternating voltage of power network carries out rectification and inversion；
Die block is lifted, lifting die block is electrically connected with high-frequency rectification circuit module, after to rectified and inversion
Voltage boosted or decompression transformation；
Isolate two-way DC/DC circuit modules, isolate two-way DC/DC circuit modules and be electrically connected with lifting die block, is used for
Electrical isolation is carried out to the voltage after boosted or decompression, and is output to the positive and negative both ends of a battery pack；
Wherein, high-frequency rectification circuit module, lifting die block and the two-way DC/DC circuit modules of isolation are integrated into same electricity
Lu Zhong.
High-frequency rectification circuit module, lifting die block, the two-way DC/DC circuit modules of isolation are all by multiple IGBT pipes groups
Into.The utility model is integrated high-frequency rectification circuit module with lifting die block and isolating two-way DC/DC circuit modules,
It is prepared among a circuit, forms high frequency isolation type discharge and recharge all-in-one, be controlled by same circuit, realize information height
Speed interaction, is uniformly controlled and protects, have quick response, the advantages of quickly protection.
The utility model preferred embodiment, a filter band is accessed between three phase network and high-frequency rectification circuit module,
For eliminating the switching ripple of high-frequency rectification circuit module.
The utility model preferred embodiment, a resonant tank is connected in the output end for isolating two-way DC/DC circuit modules
Plate, for making the electric current of output of the two-way DC/DC circuit modules of isolation produce resonance.
The resonant tank is made up of LC series circuits, is connected to the output end for isolating two-way DC/DC circuit modules.
The utility model preferred embodiment, the input of a high frequency transformer is connected in the output end of resonant tank plate,
For electrical isolation.
The utility model preferred embodiment, a drive module is connected in the output end of high frequency transformer, for through height
The voltage of the output end of frequency power transformer carries out rectification and inversion.
The utility model preferred embodiment, an A.C. contactor is provided between three phase network and filter band, is used for
Control the access and disconnection of three phase network.
The utility model preferred embodiment, in addition to it is arranged at the output end of three phase network and high-frequency rectification circuit module
Between the first soft starting circuit, for avoid A.C. contactor close caused by rush of current.
First soft starting circuit includes a diode rectification H bridges, and one of them for being serially connected with diode rectification H bridges is defeated
Go out the soft start resistance 26 of electric capacity 28 and first at end, and be connected to diode rectification H bridges another output end first after
Electrical equipment 27.First soft starting circuit can avoid the rushing in transient current larger caused by closure moment of A.C. contactor 15
Hit.
The utility model preferred embodiment, it is connected between the output end of drive module and the positive and negative both ends of battery pack
One D.C. contactor, closure or disconnection for the discharge and recharge that controls battery pack.
The utility model preferred embodiment, in addition to second soft starting circuit at D.C. contactor both ends is arranged at, use
In avoid D.C. contactor close caused by rush of current.
In this embodiment, the second soft starting circuit includes the second relay 13, the second soft start resistance 14, the second relay
The both ends of D.C. contactor 32 are parallel to after the series connection of the soft start resistance 14 of device 13 and second.Second soft starting circuit can avoid directly
Stream contactor 32 closes caused rush of current.
With reference to accompanying drawing 1, the circuit structure diagram of charge-discharge machine of the present utility model is described further.Filter band 16 it is defeated
Enter end to be connected with three phase network through A.C. contactor 15, the output end of filter band 16 and the input of high-frequency rectification circuit module 17
End connection, the output end of high-frequency rectification circuit module 17 are connected with the input of Support Capacitor plate 18.Support Capacitor plate 18 it is defeated
Going out end and be connected with lifting the input of die block 19, the output end of lifting die block 19 is connected with the input of energy storage inductor 20,
The output end of energy storage inductor 20 is connected by filter capacitor with isolating the input of two-way DC/DC circuit modules 24.Isolate two-way
The output end of DC/DC circuit modules 24 is connected with the input of resonant tank plate 21, the output end and high frequency of resonant tank plate 21
The input connection of transformer 22, the output end of high frequency transformer 22 are connected with the input of drive module 23.Drive module 23
Output end multiple filter capacitors in parallel, the output end of the filter capacitor by filter reactor 33 connect battery pack BAT+,
BAT- positive pole；Another output end of the filter capacitor connects the negative pole of battery pack by D.C. contactor 32.
In addition, in embodiment shown in Fig. 1, charge-discharge machine circuit also includes soft-start module, and soft-start module includes
First soft-start module 101 and the second soft-start module 102.First soft-start module 101 includes the first soft start resistance 26, the
One relay 27, electric capacity 28, diode H-bridge 29, wherein after the series connection of the first soft start resistance 26, electric capacity 28, the first relay 27
It is connected on again between the output end of high-frequency rectification circuit module 17 and the input of three phase network.Second soft-start module 102 wraps
The second soft start resistance 14, the second relay 13 are included, direct current is connected in parallel on after the second soft start resistance 14, the series connection of the second relay 13
The both ends of contactor 32.
Wherein, the effect of the first soft-start module 101 and the second soft-start module 102 is to avoid A.C. contactor 15 respectively
Rush of current is produced when being closed with D.C. contactor 32.The effect of filter band 16 is to filter out opening for high-frequency rectification circuit module 17
Close ripple.High-frequency rectification circuit module 17 is used for rectification and inversion.The effect of Support Capacitor plate 18 is filtering and energy stores.Rise
Voltage reduction module 19 forms two-way voltage conversion circuit together with energy storage inductor 20.Isolate two-way DC/DC circuit modules 24 and be used for electricity
The rectification and inversion of pressure.The effect of resonant tank plate 21 is electric current is produced resonance.The effect of high frequency transformer 22 be electrically every
From.The effect of drive module 23 is the rectification and inversion of voltage.The effect of filter reactor 33 is to reduce output current ripple.
A kind of high frequency isolation type charge-discharge machine cabinet, for equipping the charge-discharge machine circuit such as above-mentioned any embodiment, fill
Electrical Discharge Machine case includes：
One main box, charge-discharge machine circuit and a radiator for being used to dispel charge-discharge circuit heat are arranged at main box
In；
One cover plate, cover plate cover the upper end of main box；
One front panel, front panel cover the front end of main box, and multiple air vents are provided with front panel；
One rear board, rear board cover the rear end of main box, and multiple air vents are provided with rear board；
One fan supporter, fan supporter are arranged in main box, and include more with front panel horizontal alignment, fan supporter
Individual through hole, through hole is interior to place a fan；
A pair of handles, a pair of handles are arranged on the both ends of front panel.
Cabinet as shown in Figure 2, for equipping the charge-discharge machine circuit of above-mentioned any embodiment.Including main box 4, first
The laminate 2 of laminate 1 and second, covers the cover plate 9 on two laminates, and be arranged on the front end of main box 4 has multiple air vents
51 front panel 6, front panel 6 are provided at both ends with handle 7, have the fan supporter 8 of multiple through holes, and provided with multiple air vents
52 rear board 3.Wherein, the first laminate 1 has an opening, for exposing the high-frequency rectification circuit mould in charge-discharge machine circuit
Block, lifting die block and the two-way DC/DC circuit modules of isolation, to radiate.
Cabinet of the present utility model is connected for solderless, and all sheet metal components are all connected by screw bolts.Sheet metal component mainly includes：It is main
Casing 4, front panel 6, rear board 3, cover plate 9, the first laminate 1, the second laminate 2 and fan supporter 8.Main box is symmetrical,
Bottom surface, two sides and laminate are closely connected, and form closed air channel, and fan is dried backward from cabinet front portion, takes away radiator temperature
While also take away the heats of other heating elements.Front and back panel need not be installed before components and parts assembling, each in mainframe box
Component is unrestricted, as long as ensureing enough arcing distances, shows no sign of the waste in space, substantially increases the work(of cabinet
Rate density.
The foregoing is only the utility model preferred embodiment, not thereby limit embodiment of the present utility model and
Protection domain, to those skilled in the art, it should can appreciate that all with the utility model specification and diagram
Hold the scheme obtained by made equivalent substitution and obvious change, should be included in protection model of the present utility model
In enclosing.
Claims (10)
- A kind of 1. high frequency isolation type charge-discharge machine circuit, it is characterised in that including：High-frequency rectification circuit module, the alternating voltage of three phase network is accessed to the high-frequency rectification current module, for described The alternating voltage of three phase network carries out rectification and inversion；Die block is lifted, the lifting die block electrically connects with the high-frequency rectification circuit module, for rectified and inversion Voltage afterwards is boosted or decompression transformation；Isolate two-way DC/DC circuit modules, the two-way DC/DC circuit modules of isolation are electrically connected with the lifting die block, used Voltage after to boosted or decompression carries out electrical isolation, and is output to the positive and negative both ends of a battery pack；Wherein, the high-frequency rectification circuit module, the lifting die block and the two-way DC/DC circuit modules of isolation are integrated Into same circuit.
- 2. high frequency isolation type charge-discharge machine circuit according to claim 1, it is characterised in that in the three phase network and institute State and access a filter band between high-frequency rectification circuit module, for eliminating the switching ripple of the high-frequency rectification circuit module.
- 3. high frequency isolation type charge-discharge machine circuit according to claim 1, it is characterised in that in the two-way DC/ of isolation The output end of DC circuit modules connects a resonant tank plate, the electricity of the output for making the two-way DC/DC circuit modules of isolation The raw resonance of miscarriage.
- 4. high frequency isolation type charge-discharge machine circuit according to claim 3, it is characterised in that in the resonant tank plate Output end connects the input of a high frequency transformer, for electrical isolation.
- 5. high frequency isolation type charge-discharge machine circuit according to claim 4, it is characterised in that in the high frequency transformer Output end connects a drive module, for carrying out rectification and inversion to the voltage of the output end through the high frequency transformer.
- 6. high frequency isolation type charge-discharge machine circuit according to claim 2, it is characterised in that in the three phase network and institute State and be provided with an A.C. contactor between filter band, for controlling the access and disconnection of three phase network.
- 7. high frequency isolation type charge-discharge machine circuit according to claim 1, it is characterised in that also include being arranged at described three The first soft starting circuit between the output end of phase power network and the high-frequency rectification circuit module, for avoiding the ac contactor Rush of current caused by device closure.
- 8. high frequency isolation type charge-discharge machine circuit according to claim 5, it is characterised in that in the defeated of the drive module Go out between end and the positive and negative both ends of battery pack and be connected with a D.C. contactor, for controlling the closure or disconnected of battery set charge/discharge Open.
- 9. high frequency isolation type charge-discharge machine circuit according to claim 8, it is characterised in that also described straight including being arranged at Second soft starting circuit at contactor both ends is flowed, for avoiding rush of current caused by the D.C. contactor closure.
- 10. a kind of high frequency isolation type charge-discharge machine cabinet, it is characterised in that for installing any one institute in claim 1~9 The charge-discharge machine circuit stated, the cabinet include：One main box, charge-discharge machine circuit and a radiator for being used to dispel charge-discharge circuit heat are arranged in main box；One cover plate, the cover plate cover the upper end of the main box；One front panel, the front panel covers the front end of the main box, and multiple air vents are provided with the front panel；One rear board, the rear board covers the rear end of the main box, and multiple air vents are provided with the rear board；One fan supporter, the fan supporter are arranged in the main box, and with the front panel horizontal alignment, the wind Machine support includes multiple through holes, and a fan is placed in the through hole；A pair of handles, the pair of handle are arranged on the both ends of the front panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720227828.XU CN206759130U (en) | 2017-03-09 | 2017-03-09 | A kind of high frequency isolation type charge-discharge machine circuit and cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720227828.XU CN206759130U (en) | 2017-03-09 | 2017-03-09 | A kind of high frequency isolation type charge-discharge machine circuit and cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN206759130U true CN206759130U (en) | 2017-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720227828.XU Active CN206759130U (en) | 2017-03-09 | 2017-03-09 | A kind of high frequency isolation type charge-discharge machine circuit and cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109004736A (en) * | 2018-07-11 | 2018-12-14 | 佛山市众盈电子有限公司 | A kind of high-power high-frequency ups power isolation DC-DC conversion circuit |
-
2017
- 2017-03-09 CN CN201720227828.XU patent/CN206759130U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109004736A (en) * | 2018-07-11 | 2018-12-14 | 佛山市众盈电子有限公司 | A kind of high-power high-frequency ups power isolation DC-DC conversion circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221118 Address after: 441000 No. 59, Guanyu Road, Tuanshan Town, Xiangyang High tech Development Zone, Hubei Province Patentee after: Hubei Chasri New Energy Technology Co.,Ltd. Address before: 441104 No.1, zhuiri Road, Xiangyang hi tech Industrial Development Zone, Wuhan City, Hubei Province Patentee before: HUBEI SURPASS SUN ELECTRIC Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 441000 No. 59, Guanyu Road, Tuanshan Town, Xiangyang High tech Development Zone, Hubei Province Patentee after: Borg Warner New Energy (Xiangyang) Co.,Ltd. Address before: 441000 No. 59, Guanyu Road, Tuanshan Town, Xiangyang High tech Development Zone, Hubei Province Patentee before: Hubei Chasri New Energy Technology Co.,Ltd. |