CN206533189U - A kind of translation circuit and a kind of uninterrupted power source - Google Patents
A kind of translation circuit and a kind of uninterrupted power source Download PDFInfo
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- CN206533189U CN206533189U CN201720276884.2U CN201720276884U CN206533189U CN 206533189 U CN206533189 U CN 206533189U CN 201720276884 U CN201720276884 U CN 201720276884U CN 206533189 U CN206533189 U CN 206533189U
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Abstract
The utility model discloses a kind of translation circuit, including rectification boosting circuit, energy storage branch road, inverter circuit, and the rectification boosting circuit is used to that energy storage branch road will to be supplied to after the boost in voltage after rectification;The energy storage branch road includes the first electric capacity and the second electric capacity.The utility model also provides a kind of uninterrupted power source, including above-mentioned varying circuit and dc source simultaneously.Translation circuit of the present utility model sets selecting switch to select to access input in circuit, it is applicable to be provided the uninterrupted power source of the energy by one or two dc source, meet the output power application demand of different occasions, applicable situation is wide, be conducive to the exploitation of uninterrupted power source product, the overlapping development of close product is reduced, research and development, production, the operating efficiency safeguarded is improved.Uninterrupted power source of the present utility model is applicable one or two dc source, and applicability is high.
Description
Technical field
The utility model is related to electronics and the communications field, particularly a kind of translation circuit and a kind of uninterrupted power source.
Background technology
In the uninterrupted power source application of general industry, usually using the single group battery such as 96V or 192V as between not
The dc source in power-off source.It is that load equipment is energized by the single group battery in uninterrupted power source when city's electrical anomaly.For
The industries such as data center module, communication, the double Battery packs for using such as 360V as UPS DC source more, when city's electrical anomaly, between not
Double Battery packs in power-off source are energized for load equipment, so as to reach efficiently, long lasting for the advantage of energy supply.But
In rectification circuit in the uninterrupted power source used at present, when appearance need to use the feelings that single group battery or double Battery packs are energized
During condition, that is, when needing one or two dc source, need to develop different rectification circuits energizes power supply, i.e., for difference
Power supply number and develop different rectification circuits, cause the problems such as product type is various, be unfavorable for product development, production and
The work of the links such as maintenance.
Utility model content
The purpose of this utility model is that solve the problems of the prior art is applicable to by one or two there is provided one kind
Dc source provides the translation circuit and uninterrupted power source of the energy.
To reach above-mentioned purpose, the utility model is adopted the following technical scheme that:
A kind of translation circuit, including rectification boosting circuit, energy storage branch road, inverter circuit;The rectification boosting circuit includes
First input end, the second input, the 3rd input, the first inductance, the second inductance, the first diode, the second diode, first
Switching device, second switch device, selecting switch, the positive pole line output terminal of rectification boosting circuit, the negative mother of rectification boosting circuit
Line output terminal and zero line;The first input end passes through the first inductance colelctor electrode respectively with first switch device and the one or two pole
The anode connection of pipe, the negative electrode of the first diode and the positive pole line output terminal of rectification boosting circuit are connected, first switch device
Emitter stage is connected with zero line;Second input is connected by selecting switch with zero line;3rd input passes through second
Emitter stage, the negative electrode of the second diode of inductance respectively with second switch device are connected, anode and the rectification liter of the second diode
The negative busbar output end connection of volt circuit, the colelctor electrode of second switch device is connected with zero line;The energy storage branch road includes first
Electric capacity and the second electric capacity, one end of first electric capacity and one end of the second electric capacity are connected with zero line, first electric capacity
The positive pole line output terminal connection of the other end and rectification boosting circuit, the other end of second electric capacity and bearing for rectification boosting circuit
Bus output end is connected;The inverter circuit includes positive input terminal and negative input end, the positive input terminal and rectification boosting circuit
Positive pole line output terminal connection, the negative input end and rectification boosting circuit negative busbar output end connection.
Further, first electric capacity and the second electric capacity are polar capacitor, the negative electrode and second of first electric capacity
The anode of electric capacity is connected with zero line, and the anode of first electric capacity and the positive pole line output terminal of rectification boosting circuit are connected, institute
The negative busbar output end of the negative electrode and rectification boosting circuit of stating the second electric capacity is connected.
Further, the selecting switch is relay, controllable silicon or Mos pipes.
Further, the first switch device and second switch device are all FET, or the first switch device
Part and second switch device are all gated transistor.
Further, the inverter circuit is half-bridge, full-bridge, T-shaped three level or the level of I types three.
The utility model also provides a kind of uninterrupted power source, including above-mentioned translation circuit, in addition to dc source, institute simultaneously
Dc source is stated for one or two;When dc source is one, the positive pole and negative pole of dc source respectively with first input end A
With the 3rd input C connections;When dc source is two, including the first dc source and the second dc source, described first is straight
Flow power supply positive pole and negative pole be connected respectively with first input end A and the second input B, the positive pole of second dc source with
Negative pole is connected with the second input B and the 3rd input C respectively.
Technical scheme described in the utility model is relative to prior art, the beneficial effect of acquirement:
Translation circuit of the present utility model is applicable to the uninterrupted power source of one or two dc source, meets different fields
The output power application demand of conjunction, inverter circuit can use half-bridge, full-bridge, T-shaped three level or the level of I types three, positive and negative to meeting
The rear class inversion of bus is suitable for, and realizes uninterrupted power source, and the washability that rear class inversion is flutterred is big, and applicable situation is wide, is conducive to not
The exploitation of uninterruptible power product, reduces the overlapping development of close product, improves research and development, production, the operating efficiency safeguarded.
Uninterrupted power source of the present utility model is applicable to one or two dc source, meets the power supply work(of different occasions
Rate application demand, applicable situation is wide, is conducive to the exploitation of uninterrupted power source product, reduces the overlapping development of close product, carries
High research and development, production, the operating efficiency safeguarded.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes one of the present utility model
Point, schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model
It is improper to limit.In the accompanying drawings:
A kind of translation circuit schematic diagram that Fig. 1 provides for the utility model embodiment;
A kind of translation circuit schematic diagram that Fig. 2 provides for the utility model embodiment;
A kind of translation circuit schematic diagram that Fig. 3 provides for the utility model embodiment;
A kind of translation circuit schematic diagram that Fig. 4 provides for the utility model embodiment;
A kind of translation circuit schematic diagram that Fig. 5 provides for the utility model embodiment;
A kind of translation circuit schematic diagram that Fig. 6 provides for the utility model embodiment;
A kind of translation circuit schematic diagram that Fig. 7 provides for the utility model embodiment;
A kind of translation circuit schematic diagram that Fig. 8 provides for the utility model embodiment;
A kind of translation circuit schematic diagram that Fig. 9 provides for the utility model embodiment;
A kind of translation circuit schematic diagram that Figure 10 provides for the utility model embodiment;
A kind of translation circuit schematic diagram that Figure 11 provides for the utility model embodiment.
Embodiment
In order that technical problem to be solved in the utility model, technical scheme and beneficial effect are clearer, clear, with
Under in conjunction with the accompanying drawings and embodiments, the utility model is further elaborated.It should be appreciated that specific reality described herein
Example is applied only to explain the utility model, is not used to limit the utility model.
As shown in figure 1, illustrate only master it illustrates the translation circuit schematic diagram that the utility model embodiment is provided, in figure
Circuit part is wanted, is not shown for other parts well-known to those skilled in the art.The translation circuit includes rectifier boost
Circuit, energy storage branch road and inverter circuit.
Rectification boosting circuit includes first input end A, the second input B, the 3rd input C, the first inductance L1, the second electricity
Feel L2, the first diode D1, the second diode D2, first switch device Q1, second switch device Q2, selecting switch SA, rectification
Booster circuit positive pole line output terminal BUS+, rectification boosting circuit negative busbar output end BUS-, zero line N.
Energy storage branch road is polar capacitor including the first electric capacity C1, the second electric capacity C2, the first electric capacity C1 and the second electric capacity C2.
Inverter circuit includes positive input terminal and negative input end.
First input end A by the first inductance L1 respectively with first switch device Q1 colelctor electrode and the first diode D1
Output end of anode connection, the first diode D1 negative electrode and the first electric capacity C1 anode with rectification boosting circuit positive bus-bar
BUS+ connections, first switch device Q1 emitter stage and the first electric capacity C1 negative electrode are connected with zero line N;Second input B leads to
Selecting switch SA is crossed to be connected with zero line N;Hairs of the 3rd input C by the second inductance L2 respectively with second switch device Q2
The negative electrode connection of emitter-base bandgap grading, the second diode D2, the second diode D2 anode and the second electric capacity C2 negative electrode are and rectifier boost
The output end BUS- connections of circuit negative busbar, second switch device Q2 colelctor electrode and the second electric capacity C2 anode with zero line N
Connection.The positive pole line output terminal BUS+ connections of the positive input terminal and rectification boosting circuit of inverter circuit, inverter circuit negative input end
It is connected with the negative busbar output end BUS- of rectification boosting circuit.
Wherein, selecting switch SA is relay, controllable silicon or Mos pipes.
Wherein, first switch device Q1 and second switch device Q2 are all FET, or first switch device Q1 and
Two switching device Q2 are all gated transistor.The uninterrupted power supply circuit also includes control circuit (not shown), control electricity
Road can produce control signal in first switch device Q1 and second switch device Q2 control pole, and the control circuit can be controlled
First switch device Q1 and second switch device Q2 turns on and off switching between state according to predetermined policy different.
Wherein, inverter circuit is half-bridge, full-bridge, T-shaped three level or the level of I types three.
In the particular embodiment, the first inductor L1, the first diode D1 and the positive change of first switch device Q1 compositions
Circuit is changed, for being converted to the two ends that forward voltage is added in the first electric capacity C1 to the DC voltage that power supply is exported.Second inductor
L2, the second diode D2 and second switch device Q2 composition negative going transition circuits, for the DC voltage conversion exported to power supply
The second electric capacity C2 two ends are added in for negative voltage.
Above-mentioned translation circuit is used for uninterrupted power source, operation principle is as follows:
When dc source is two, control selections switch SA is open-minded, and the positive pole and negative pole of the first dc source are respectively with the
One input A and the second input B connections, the positive pole and negative pole of the second dc source are defeated with the second input B and the 3rd respectively
Enter to hold C to connect, the first dc source is accessed between first input end A and second source B, in second source B and the 3rd power supply C
Between access the second dc source, equivalent circuit as shown in Fig. 2 control circuit can use following control mode controlling switch device
The boosting to rectification boosting circuit positive and negative busbar is realized in open and the shut-off of part:
Control first switch device Q1 is opened to be turned off with second switch device Q2, the first inductance L1 energy storage, and tank circuit is such as
Shown in Fig. 3;First switch device Q1 shut-offs and second switch device Q2 shut-offs are controlled, the voltage at the first electric capacity C1 two ends is raised,
And the voltage after increasing is exported by the output end BUS+ of rectification boosting circuit positive bus-bar, continuous current circuit is as shown in Figure 4;Control first
Switching device Q1 is turned off and second switch device Q2 is open-minded, the second inductance L2 energy storage, and tank circuit is as shown in Fig. 5;Control first
Switching device Q1 is turned off and second switch device Q2 shut-offs, the voltage rise at the second electric capacity C2 two ends, and by rectification boosting circuit
The output end BUS- of negative busbar exports the voltage after increasing, and continuous current circuit is as shown in Figure 6.
When dc source is one, control selections switch SA disconnects, and the positive pole and negative pole of dc source are defeated with first respectively
Enter to hold A and the 3rd input C connections, first input end A output ends output forward current, the 3rd power supply C output ends output negative sense
Electric current, equivalent circuit are as shown in fig. 7, control circuit can be real with shut-off using opening for following control mode controlling switch device
Now to the boosting of rectification boosting circuit positive and negative busbar:
Control first switch device Q1 is open-minded, and second switch device Q2 is open-minded, the first inductance L1, the second inductance L2 energy storage,
Tank circuit is as shown in Figure 8;First switch device Q1 shut-offs are controlled, second switch device Q2 is open-minded, the first electric capacity C1 two ends
Voltage is raised, and exports the voltage after increasing, continuous current circuit such as Fig. 9 institutes by the output end BUS+ of rectification boosting circuit positive bus-bar
Show;Control first switch device Q1 is open-minded, and second switch device Q2 is open-minded, the first inductance L1, the second inductance L2 energy storage, and energy storage is returned
Road is as shown in Figure 10;Control first switch device Q1 open-minded, second switch device Q2 shut-offs, the voltage at the second electric capacity C2 two ends
Rise, and the voltage after increasing is exported by the output end BUS- of rectification boosting circuit negative busbar, continuous current circuit is as shown in figure 11.
In specific embodiment, dc source can be single group battery or double Battery packs.
Circuit of the present utility model is applicable to the uninterrupted power source that one or two dc source provides the energy, meets not
With the output power application demand of occasion, inverter circuit can use half-bridge, full-bridge, T-shaped three level or the level of I types three, to meeting
The rear class inversion of positive and negative busbar is suitable for, and realizes uninterrupted power source, and the washability that rear class inversion is flutterred is big, and applicable situation is wide, favorably
In the exploitation of uninterrupted power source product, the overlapping development of close product is reduced, the work effect for improve research and development, production, safeguarding
Rate.
Uninterrupted power source of the present utility model is applicable to one or two dc source, meets the power supply work(of different occasions
Rate application demand, applicable situation is wide, is conducive to the exploitation of uninterrupted power source product, reduces the overlapping development of close product, carries
High research and development, production, the operating efficiency safeguarded.
Preferred embodiment of the present utility model has shown and described in described above, as previously described, it should be understood that this practicality is new
Type is not limited to form disclosed herein, is not to be taken as the exclusion to other embodiment, and available for various other groups
Close, change and environment, and above-mentioned teaching or the technology of association area can be passed through in utility model contemplated scope described herein
Or knowledge is modified.And the change and change that those skilled in the art are carried out do not depart from spirit and scope of the present utility model, then
All should be in the protection domain of the utility model appended claims.
Claims (6)
1. a kind of translation circuit, it is characterised in that:Including rectification boosting circuit, energy storage branch road, inverter circuit;
The rectification boosting circuit includes first input end, the second input, the 3rd input, the first inductance, the second inductance, the
One diode, the second diode, first switch device, second switch device, selecting switch, rectification boosting circuit positive bus-bar it is defeated
Go out end, the negative busbar output end of rectification boosting circuit and zero line;
The first input end is connected with the colelctor electrode of first switch device and the anode of the first diode respectively by the first inductance
Connect, the negative electrode of the first diode and the positive pole line output terminal of rectification boosting circuit are connected, the emitter stage of first switch device and zero
Line is connected;
Second input is connected by selecting switch with zero line;
3rd input is connected by the negative electrode of the second inductance emitter stage respectively with second switch device, the second diode
Connect, the anode of the second diode and the negative busbar output end of rectification boosting circuit are connected, the colelctor electrode of second switch device and zero
Line is connected;
The energy storage branch road includes the first electric capacity and the second electric capacity, one end of first electric capacity and one end of the second electric capacity with
Zero line is connected, and the other end of first electric capacity and the positive pole line output terminal of rectification boosting circuit are connected, second electric capacity
The negative busbar output end connection of the other end and rectification boosting circuit;
The inverter circuit includes positive input terminal and negative input end, and the positive bus-bar of the positive input terminal and rectification boosting circuit is exported
End connection, the negative busbar output end connection of the negative input end and rectification boosting circuit.
2. a kind of translation circuit as claimed in claim 1, it is characterised in that:First electric capacity and the second electric capacity are polarity
Electric capacity, the negative electrode of first electric capacity and the anode of the second electric capacity are connected with zero line, the anode of first electric capacity and rectification
The positive pole line output terminal connection of booster circuit, the negative electrode of second electric capacity and the negative busbar output end of rectification boosting circuit connect
Connect.
3. a kind of translation circuit as claimed in claim 1 or 2, it is characterised in that the selecting switch is relay, controllable silicon
Or Mos pipes.
4. a kind of translation circuit as claimed in claim 1 or 2, it is characterised in that:The first switch device and second switch
Device is all FET, or the first switch device and second switch device are all gated transistor.
5. a kind of translation circuit as claimed in claim 1 or 2, it is characterised in that:The inverter circuit is half-bridge, full-bridge, T-shaped
Three level or the level of I types three.
6. a kind of uninterrupted power source, it is characterised in that:Including a kind of translation circuit any one of claim 1 to 5, also
Including dc source, the dc source is one or two;
When dc source is one, the positive pole and negative pole of dc source are connected with first input end A and the 3rd input C respectively;
When dc source is two, including the first dc source and the second dc source, the positive pole of first dc source and
Negative pole is connected with first input end A and the second input B respectively, and the positive pole and negative pole of second dc source are respectively with second
Input B and the 3rd input C connections.
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CN201720276884.2U CN206533189U (en) | 2017-03-21 | 2017-03-21 | A kind of translation circuit and a kind of uninterrupted power source |
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CN201720276884.2U CN206533189U (en) | 2017-03-21 | 2017-03-21 | A kind of translation circuit and a kind of uninterrupted power source |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111106750A (en) * | 2019-12-12 | 2020-05-05 | 科华恒盛股份有限公司 | Uninterrupted power source and battery pack voltage-boosting circuit thereof |
CN112054700A (en) * | 2020-07-31 | 2020-12-08 | 漳州科华技术有限责任公司 | Conversion circuit |
-
2017
- 2017-03-21 CN CN201720276884.2U patent/CN206533189U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111106750A (en) * | 2019-12-12 | 2020-05-05 | 科华恒盛股份有限公司 | Uninterrupted power source and battery pack voltage-boosting circuit thereof |
CN112054700A (en) * | 2020-07-31 | 2020-12-08 | 漳州科华技术有限责任公司 | Conversion circuit |
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