CN202260526U - Power supply system circuit - Google Patents

Power supply system circuit Download PDF

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Publication number
CN202260526U
CN202260526U CN2011203552513U CN201120355251U CN202260526U CN 202260526 U CN202260526 U CN 202260526U CN 2011203552513 U CN2011203552513 U CN 2011203552513U CN 201120355251 U CN201120355251 U CN 201120355251U CN 202260526 U CN202260526 U CN 202260526U
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CN
China
Prior art keywords
porous socket
circuit
hole
output
input
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2011203552513U
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Chinese (zh)
Inventor
张维
王焕文
郭上华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHUHAI JINGWEI ELECTRIC CO Ltd
Zhuhai XJ Electric Co Ltd
Original Assignee
ZHUHAI JINGWEI ELECTRIC CO Ltd
Zhuhai XJ Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZHUHAI JINGWEI ELECTRIC CO Ltd, Zhuhai XJ Electric Co Ltd filed Critical ZHUHAI JINGWEI ELECTRIC CO Ltd
Priority to CN2011203552513U priority Critical patent/CN202260526U/en
Application granted granted Critical
Publication of CN202260526U publication Critical patent/CN202260526U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a power supply system circuit aims at providing a power supply system circuit that electromagnetic compatibility performance is excellent, small, with low costs, saves resource, high reliability, multiplexed output. The utility model discloses a choke , power frequency transformer (T), piezo-resistor group (Z), rectifier Bridge (BR), filter Circuit (CL), Battery (BATT), DC/DC multichannel output circuit, porous socket (CN) and load, filter Circuit (CL) includes two diodes and two electric capacity, piezo-resistor group (Z) includes three piezo-resistor, there is wire adaptation connection on the corresponding jack of porous socket (CN). The utility model discloses both can convert electric wire netting alternating current power supply to multichannel direct current voltage output and supply the load to use, also can convert the required mains voltage of load into through the battery under the electric wire netting alternating current power loss condition. The utility model discloses but wide application in the place that needs the multichannel power supply.

Description

Power system circuit
Technical field
The utility model relates to a kind of power system circuit, relate in particular to a kind of highly reliable, low-cost, Electro Magnetic Compatibility is excellent, multichannel output, under alternating current dead electricity situation, still can keep the circuit of power supply capacity.
Background technology
Except cut-offfing the equipment of dependable performance, one of key of power distribution automation is corresponding controller with it.The performance of controller has determined distribution network automated realization degree and has realized effect.Application novel electric power electric technology realization high-tech, low cost, high performance of control device are being represented the developing direction of controller, also meet the target aim that the advanced achievement of distribution system is promoted and used.In China; Along with deepening constantly of city net, the upgrading of rural power grids; Increasing automation the complete sets of equipment are installed on each circuit; At this time the ratio that breaks down of controller power source system constantly raises, and the controller power source system failure more and more becomes one of principal element that influences the distribution safe operation.Because of breaking down, the controller power source system cause controller operation bad even quit work and to cause the influence of following two broad aspect: one, when this line failure, can't excise in the short time and must excise, and the time-delay that multi-stage protection increased of circuit can worsen the running environment of electrical network by the upper level circuit; Two, when this circuit need restore electricity, controller can't be worked, and causes this circuit in time not send a telegram in reply.This has just proposed challenge to the power supply reliability and the good service of present pursuit.At present, the controller in each city 10kV distribution line of China, or under of low grade, unreliable, the very easily damage of power-supply system; The circuit bulky complex, serious to the electromagnetic interference in controller internal signal loop, influence operate as normal; Even the consideration that there is not that has exchanges the situation that the dead electricity situation still need be kept work.
In sum, present power circuit of the prior art exists that electromagnetic interference is serious, cost is high, volume is big, the defective of the wasting of resources.
Summary of the invention
The utility model technical problem to be solved is the deficiency that overcomes prior art, provide a kind of highly reliable, low-cost, Electro Magnetic Compatibility is excellent, multichannel output, under alternating current dead electricity situation, still can keep the circuit of power supply capacity.
The technical scheme that the utility model adopted is: the utility model comprises choke, Industrial Frequency Transformer, piezo-resistance group, rectifier bridge, filter circuit, storage battery, DC/DC multiplex output circuit, porous socket and load; The input of said choke connects electrical network; The output of said choke connects the 7th hole and the 8th hole of said porous socket; The input of said Industrial Frequency Transformer connects the 1st hole and the 2nd hole of said porous socket; The output of said Industrial Frequency Transformer connects the 3rd hole and the 4th hole of said porous socket; The ac input end of said rectifier bridge connects the 5th hole and the 6th hole of said porous socket; The dc output end of said rectifier bridge is connected with the input of said DC/DC multiplex output circuit through said filter circuit, and said DC/DC multiplex output circuit also is connected with load and storage battery, and said filter circuit comprises two diodes and two electric capacity; Forward is connected between the dc output end and said DC/DC multiplex output circuit input of said rectifier bridge after said two diode parallel connections; Said two electric capacity are connected in parallel on said DC/DC multiplex output circuit input, and said piezo-resistance group comprises three piezo-resistances, said three piezo-resistance connections triangular in shape; Three angles connect the 9th hole and the 10th hole and the 11st hole of said porous socket respectively, and the adaptive connection of lead is arranged on the corresponding jack of said porous socket.
Said porous socket also includes twisted-pair feeder; Said twisted-pair feeder passes through said choke and is connected with said porous socket; Be drawn out to said Industrial Frequency Transformer input by said porous socket again; The output of said Industrial Frequency Transformer draws another road of getting back to said porous socket again, and said piezo-resistance group is connected in the input circuit of said porous socket, be connected to respectively that AC network introduces into two alternate, and ground between.
Said porous socket comprises protective tube, and said protective tube device is in said porous socket, and said protective tube is serially connected with in the phase voltage loop; Said Industrial Frequency Transformer output connects said rectifier bridge input, and said rectifier circuit partly belongs to the particular production circuit.
Said DC/DC multiplex output circuit has two-way output: one tunnel output connects load, and another road output connects storage battery, wherein storage battery part possibility of reversal output, and when exchanging dead electricity, storage battery can be used as the input power supply of DC/DC circuit.
The beneficial effect of the utility model is: because the utility model comprises choke, Industrial Frequency Transformer, piezo-resistance group, rectifier bridge, filter circuit, storage battery, DC/DC multiplex output circuit, porous socket and load; The input of said choke connects electrical network; The output of said choke connects the 7th hole and the 8th hole of said porous socket; The input of said Industrial Frequency Transformer connects the 1st hole and the 2nd hole of said porous socket; The output of said Industrial Frequency Transformer connects the 3rd hole and the 4th hole of said porous socket; The ac input end of said rectifier bridge connects the 5th hole and the 6th hole of said porous socket; The dc output end of said rectifier bridge is connected with the input of said DC/DC multiplex output circuit through said filter circuit, and said DC/DC multiplex output circuit also is connected with load and storage battery, and said filter circuit comprises two diodes and two electric capacity; Forward is connected between the dc output end and said DC/DC multiplex output circuit input of said rectifier bridge after said two diode parallel connections; Said two electric capacity are connected in parallel on said DC/DC multiplex output circuit input, and said piezo-resistance group comprises three piezo-resistances, said three piezo-resistance connections triangular in shape; Three angles connect the 9th hole and the 10th hole and the 11st hole of said porous socket respectively, and the adaptive connection of lead is arranged on the corresponding jack of said porous socket.So the utility model be a kind of highly reliable, low-cost, Electro Magnetic Compatibility is excellent, multichannel output, under alternating current dead electricity situation, still can keep the circuit of power supply capacity.
Description of drawings
Fig. 1 is the utility model circuit principle structure block diagram.
Embodiment
As shown in Figure 1; The utility model comprises choke L, Industrial Frequency Transformer T, piezo-resistance group Z, rectifier bridge BR, filter circuit CL, storage battery BATT, DC/DC multiplex output circuit, porous socket CN and load; The input of said choke L connects electrical network; The output of said choke L connects the 7th hole and the 8th hole of said porous socket CN; The input of said Industrial Frequency Transformer T connects the 1st hole and the 2nd hole of said porous socket CN; The output of said Industrial Frequency Transformer T connects the 3rd hole and the 4th hole of said porous socket CN, and the ac input end of said rectifier bridge BR connects the 5th hole and the 6th hole of said porous socket CN, and the dc output end of said rectifier bridge BR is connected with the input of said DC/DC multiplex output circuit through said filter circuit CL; Said DC/DC multiplex output circuit also is connected with load and storage battery BATT; Said filter circuit CL comprises two diodes and two electric capacity, and forward is connected between the dc output end and said DC/DC multiplex output circuit input of said rectifier bridge BR after said two diode parallel connections, and said two electric capacity are connected in parallel on said DC/DC multiplex output circuit input; Said piezo-resistance group Z comprises three piezo-resistances; Said three piezo-resistance connections triangular in shape, three angles connect the 9th hole and the 10th hole and the 11st hole of said porous socket CN respectively, and the adaptive connection of lead is arranged on the corresponding jack of said porous socket CN.
Said porous socket CN also includes twisted-pair feeder; Said twisted-pair feeder passes through said choke L and is connected with said porous socket; Be drawn out to said Industrial Frequency Transformer T input by said porous socket again; The output of said Industrial Frequency Transformer draws another road of getting back to said porous socket again, and said piezo-resistance group Z is connected in the input circuit of said porous socket, be connected to respectively that AC network introduces into two alternate, and ground between.
Said porous socket CN comprises protective tube, and said protective tube device is in said porous socket, and said protective tube is serially connected with in the phase voltage loop; Said Industrial Frequency Transformer T output connects said rectifier bridge BR input, and said rectifier bridge BR circuit part belongs to the particular production circuit.
Said DC/DC multiplex output circuit has two-way output: one tunnel output connects load, and another road output connects storage battery, wherein storage battery part possibility of reversal output, and when exchanging dead electricity, storage battery can be used as the input power supply of DC/DC circuit.
During practical implementation, the piezo-resistance among the piezo-resistance group Z need be selected suitable big or small electric pressure for use, and rectifier circuit part BR also wants particular production.
Operation principle: the power supply of AC network behind Industrial Frequency Transformer T, is rectified into the input that the 48V DC source is connected to DC/DC multiplex output circuit part through rectifier circuit part BR inversion through choke L again.Porous socket CN has effectively guaranteed the electric equipment compartment distance of entire circuit as the terminal that leads in/out circuit of whole power-supply system in the utility model, has strengthened the flexibility of line simultaneously again; That piezo-resistance is connected to respectively that AC network introduces into is two alternate, and ground between, protective tube F is serially connected with in the phase voltage loop, the two acting in conjunction has guaranteed the protective of power-supply system, anti-interference effectively; Rectifier circuit part BR belongs to the particular production circuit, and volume is little, and cost is low, and efficient is high; Diode D1, D2 are serially connected in DC/DC input anode, capacitor C 1, C2 and are connected to DC/DC circuit input positive and negative terminal, have further strengthened filtering performance, have guaranteed the stationarity of output voltage from the source.The DC/DC circuit part has two-way output in the utility model: the one tunnel connects load; One the tunnel connects storage battery, and wherein storage battery part possibility of reversal output is when exchanging dead electricity; Storage battery can be used as the input power supply of DC/DC circuit, thereby has guaranteed still can keep effective power-on time after the dead electricity.
The utility model can be widely used in the electric power system of all kinds of complete switch controllers in the 10kV distribution network systems.This utility model power supply safety is reliable, stable, antijamming capability is strong, Electro Magnetic Compatibility is excellent and low-cost, volume is little.Can reduce greatly in the distribution because the proportion of a series of faults that unfavorable condition causes appears in the controller power source system through the utility model.

Claims (4)

1. power system circuit; It is characterized in that: it comprises choke (L), Industrial Frequency Transformer (T), piezo-resistance group (Z), rectifier bridge (BR), filter circuit (CL), storage battery (BATT), DC/DC multiplex output circuit, porous socket (CN) and load; The input of said choke (L) connects electrical network; The output of said choke (L) connects the 7th hole and the 8th hole of said porous socket (CN); The input of said Industrial Frequency Transformer (T) connects the 1st hole and the 2nd hole of said porous socket (CN); The output of said Industrial Frequency Transformer (T) connects the 3rd hole and the 4th hole of said porous socket (CN); The ac input end of said rectifier bridge (BR) connects the 5th hole and the 6th hole of said porous socket (CN); The dc output end of said rectifier bridge (BR) is connected with the input of said DC/DC multiplex output circuit through said filter circuit (CL), and said DC/DC multiplex output circuit also is connected with load and storage battery (BATT), and said filter circuit (CL) comprises two diodes and two electric capacity; Forward is connected between the dc output end and said DC/DC multiplex output circuit input of said rectifier bridge (BR) after said two diode parallel connections; Said two electric capacity are connected in parallel on said DC/DC multiplex output circuit input, and said piezo-resistance group (Z) comprises three piezo-resistances, said three piezo-resistance connections triangular in shape; Three angles connect the 9th hole and the 10th hole and the 11st hole of said porous socket (CN) respectively, and the adaptive connection of lead is arranged on the corresponding jack of said porous socket (CN).
2. power system circuit according to claim 1; It is characterized in that: said porous socket (CN) also includes twisted-pair feeder; Said twisted-pair feeder passes through said choke (L) and is connected with said porous socket; Be drawn out to said Industrial Frequency Transformer (T) input by said porous socket again; The output of said Industrial Frequency Transformer draws another road of getting back to said porous socket again, and said piezo-resistance group (Z) is connected in the input circuit of said porous socket, be connected to respectively that AC network introduces into two alternate, and ground between.
3. power system circuit according to claim 1 is characterized in that: said porous socket (CN) comprises protective tube, and said protective tube device is in said porous socket and be serially connected with in the phase voltage loop.
4. power system circuit according to claim 1; It is characterized in that: said DC/DC multiplex output circuit has two-way output; One tunnel output connects load, and another road output connects storage battery, wherein storage battery part possibility of reversal output; When exchanging dead electricity, storage battery can be used as the input power supply of DC/DC circuit.
CN2011203552513U 2011-09-21 2011-09-21 Power supply system circuit Expired - Fee Related CN202260526U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203552513U CN202260526U (en) 2011-09-21 2011-09-21 Power supply system circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203552513U CN202260526U (en) 2011-09-21 2011-09-21 Power supply system circuit

Publications (1)

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CN202260526U true CN202260526U (en) 2012-05-30

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Application Number Title Priority Date Filing Date
CN2011203552513U Expired - Fee Related CN202260526U (en) 2011-09-21 2011-09-21 Power supply system circuit

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103648201A (en) * 2013-11-15 2014-03-19 天津天地伟业数码科技有限公司 Self-adaptive input circuit of power supply
CN107078530A (en) * 2015-02-19 2017-08-18 宝马股份公司 Improved pair of accumulator cell assembly

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103648201A (en) * 2013-11-15 2014-03-19 天津天地伟业数码科技有限公司 Self-adaptive input circuit of power supply
CN107078530A (en) * 2015-02-19 2017-08-18 宝马股份公司 Improved pair of accumulator cell assembly
CN107078530B (en) * 2015-02-19 2020-04-10 宝马股份公司 Improved double battery assembly

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120530

Termination date: 20180921

CF01 Termination of patent right due to non-payment of annual fee