CN205319744U - Novel polymorphic type battery measurement circuit - Google Patents
Novel polymorphic type battery measurement circuit Download PDFInfo
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- CN205319744U CN205319744U CN201620016150.6U CN201620016150U CN205319744U CN 205319744 U CN205319744 U CN 205319744U CN 201620016150 U CN201620016150 U CN 201620016150U CN 205319744 U CN205319744 U CN 205319744U
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Abstract
The utility model provides a novel polymorphic type battery measurement circuit which characterized in that, it is including inserting switch S1, filter capacitance C1, resistance R1, transient suppresser D1, filtering unit, on -off control unit, prevent palirrhea unit, fill the discharge protection switch element and fill the discharge protection circuit unit, its superiority: simple structure, the reliability is high, low cost, according to the battery type and fill the discharge characteristics requirement, different charge -discharge branches has planned in the circuit, reasonable adoption switch switching technique to guaranteed to realize the charge -discharge of different batteries.
Description
(1) technical field:
The utility model relates to battery correlative technology field, especially a kind of novel polymorphic type battery charge-discharge circuit.
(2) background technology:
Charge-discharge circuit special separately is had for lithium cell, nickel metal hydride battery, lead-acid cell, and circuit structure comparison is complicated, with high costs, adopt the applied environment of dissimilar battery must select different charge-discharge circuits for needing by situation, it is to increase circuit complexity and unreliability. Therefore the applied environment of dissimilar battery is according to condition selected in order to adapt to needs in power system, a kind of polymorphic type battery charge-discharge circuit of inventive design, this circuit structure is simple, reliability height, wide adaptability, is particularly suitable for electric power automation of distributive net product application.
Mostly existing discharge and recharge technology is single type battery applications, and the complex structure of circuit own, cost is higher, in polymorphic type battery applications environment, need to select multiple charge-discharge circuit, virtually more improve product cost, in addition, along with the raising of circuit complexity, circuit reliability also reduces further.
(3) practical novel content:
The purpose of this utility model is to provide a kind of novel polymorphic type battery charge-discharge circuit, and it can overcome the deficiencies in the prior art, is that a kind of structure is simple, and cost is low, the much higher type cell charge-discharge circuit of reliability.
The technical solution of the utility model: a kind of novel polymorphic type battery charge-discharge circuit, it is characterized in that, it comprises access switch S 1, filter capacitor C1, resistance R1, transient state suppressor D1, filter unit, switch control unit, antireflux unit, charge and discharge protecting switching unit and charge-discharge protection circuit unit; Wherein, described access switch S 1 is the interface connecting battery, and suppressor D1 is parallel with one another for described filter capacitor C1, resistance R1, transient state, and is connected across the two ends of filter power supply; The input terminus of described switch control unit is connected with the output terminal of filter unit, and its output terminal is connected with the input terminus of antireflux unit; Described charge and discharge protecting switching unit and charge-discharge protection circuit unit form battery charging loop jointly.
Described resistance R1 is voltage dependent resistor.
Described filter unit is the LC filter circuit construction being made up of common mode inductance L 1 and electric capacity C2; One section of the side of described common mode inductance L 1 and resistance R1 and transient state suppressor D1 is connected;Its other end is connected with electric capacity C2; Described electric capacity C2 is connected across common mode inductance L 1 output terminal both sides; Described common mode inductance L 1 is the inductance of filtering common mode undesired signal.
Described switch control unit is made up of MOS pipe V1 and MOS pipe V2; It is connected with resistance R2 between the gate terminal of described MOS pipe V1 and source electrode end; It is connected with resistance R3 and electric capacity C3 between the gate terminal of described MOS pipe V2 and source electrode end.
Described antireflux unit is two-way diode MBR2060.
Described charge and discharge protecting switching unit is made up of with triode Q11, triode Q12 MOS pipe V10; It is connected with resistance R54 between the gate terminal of described MOS pipe V10 and source electrode end; It is connected with resistance R56 between the base stage of described triode Q11 and emtting electrode; It is serially connected with resistance R55 and voltage stabilizing tube D52 between the collector electrode of described triode Q11 and the source electrode of MOS pipe V10; It is connected with resistance R58 between the base stage of described triode Q12 and emtting electrode; It is serially connected with resistance R57 and voltage stabilizing tube D53 between the collector electrode of described triode Q12 and the drain electrode of MOS pipe V10; Automatically switch when charging voltage is too high or too low, complete the overcharge to lead-acid cell and over.
Described charge-discharge protection circuit unit forms lithium battery charge and discharge protective circuit by switch chip U1 and protect IC U2, when over-charge of lithium battery electricity and overdischarge, protects function by this circuit realiration; Flying capcitor C4 between 5 pin of described switch chip U1 and 6 pin; One end of the 5 pin contact resistance R5 of U1; The other end of R5 receives 12V power positive end; 6 pin of U1 connect one end of the C5 of electric capacity; The other end of C5 is received one end of resistance R7 and is connected with 4 pin of U1; The series connection end of the other end connecting resistance R6 and R7 of R7; Resistance R6 and R7 is connected across between lithium cell VDD-to-VSS after connecting; 3 pin of U1 connect electric capacity C6 and resistance R4; Another termination lithium cell ground of electric capacity C6; Another termination lead-acid cell ground of resistance R4; 6 pin of described protect IC U2 and 7 pin connect lead-acid cell ground after connecting; 2 pin of U2 and 3 pin connect lithium cell ground after connecting; 1 pin of U2 and 8 pin connect; 4 pin of U2 and 1 pin of U1 connect; 5 pin of U2 and 2 pin of U1 connect.
Superiority of the present utility model: structure is simple, reliability height is with low cost; According to battery types and charge-discharge characteristic requirement thereof, plan different discharge and recharge branches in circuit, reasonably have employed switching over technology, thus ensure that the discharge and recharge to different batteries realizes.
(4) Figure of description:
Fig. 1 is the one-piece construction schematic diagram of a kind of novel polymorphic type battery charge-discharge circuit involved by the utility model.
(5) embodiment:
Embodiment: a kind of novel polymorphic type battery charge-discharge circuit (see Fig. 1), it is characterized in that, it comprises access switch S 1, filter capacitor C1, resistance R1, transient state suppressor D1, filter unit, switch control unit, antireflux unit, charge and discharge protecting switching unit and charge-discharge protection circuit unit; Wherein, described access switch S 1 is the interface connecting battery, and suppressor D1 is parallel with one another for described filter capacitor C1, resistance R1, transient state, and is connected across the two ends of filter power supply; The input terminus of described switch control unit is connected with the output terminal of filter unit, and its output terminal is connected with the input terminus of antireflux unit; Described charge and discharge protecting switching unit and charge-discharge protection circuit unit form battery charging loop jointly.
Described resistance R1 is voltage dependent resistor (see Fig. 1).
Described filter unit (see Fig. 1) is the LC filter circuit construction being made up of common mode inductance L 1 and electric capacity C2; One section of the side of described common mode inductance L 1 and resistance R1 and transient state suppressor D1 is connected; Its other end is connected with electric capacity C2; Described electric capacity C2 is connected across common mode inductance L 1 output terminal both sides; Described common mode inductance L 1 is the inductance of filtering common mode undesired signal.
Described switch control unit (see Fig. 1) is made up of MOS pipe V1 and MOS pipe V2; It is connected with resistance R2 between the gate terminal of described MOS pipe V1 and source electrode end; It is connected with resistance R3 and electric capacity C3 between the gate terminal of described MOS pipe V2 and source electrode end.
Described antireflux unit (see Fig. 1) is two-way diode MBR2060.
Described charge and discharge protecting switching unit (see Fig. 1) is made up of with triode Q11, triode Q12 MOS pipe V10; It is connected with resistance R54 between the gate terminal of described MOS pipe V10 and source electrode end; It is connected with resistance R56 between the base stage of described triode Q11 and emtting electrode; It is serially connected with resistance R55 and voltage stabilizing tube D52 between the collector electrode of described triode Q11 and the source electrode of MOS pipe V10; It is connected with resistance R58 between the base stage of described triode Q12 and emtting electrode; It is serially connected with resistance R57 and voltage stabilizing tube D53 between the collector electrode of described triode Q12 and the drain electrode of MOS pipe V10; Automatically switch when charging voltage is too high or too low, complete the overcharge to lead-acid cell and over.
Described charge-discharge protection circuit unit (see Fig. 1) forms lithium battery charge and discharge protective circuit by switch chip U1 and protect IC U2, when over-charge of lithium battery electricity and overdischarge, protects function by this circuit realiration; Flying capcitor C4 between 5 pin of described switch chip U1 and 6 pin; One end of the 5 pin contact resistance R5 of U1; The other end of R5 receives 12V power positive end; 6 pin of U1 connect one end of the C5 of electric capacity; The other end of C5 is received one end of resistance R7 and is connected with 4 pin of U1; The series connection end of the other end connecting resistance R6 and R7 of R7; Resistance R6 and R7 is connected across between lithium cell VDD-to-VSS after connecting; 3 pin of U1 connect electric capacity C6 and resistance R4; Another termination lithium cell ground of electric capacity C6; Another termination lead-acid cell ground of resistance R4; 6 pin of described protect IC U2 and 7 pin connect lead-acid cell ground after connecting; 2 pin of U2 and 3 pin connect lithium cell ground after connecting; 1 pin of U2 and 8 pin connect; 4 pin of U2 and 1 pin of U1 connect; 5 pin of U2 and 2 pin of U1 connect.
Described charge and discharge protecting switching unit and charge-discharge protection circuit unit form battery charging loop.
Claims (7)
1. a novel polymorphic type battery charge-discharge circuit, it is characterized in that, it comprises access switch S 1, filter capacitor C1, resistance R1, transient state suppressor D1, filter unit, switch control unit, antireflux unit, charge and discharge protecting switching unit and charge-discharge protection circuit unit; Wherein, described access switch S 1 is the interface connecting battery, and suppressor D1 is parallel with one another for described filter capacitor C1, resistance R1, transient state, and is connected across the two ends of filter power supply; The input terminus of described switch control unit is connected with the output terminal of filter unit, and its output terminal is connected with the input terminus of antireflux unit; Described charge and discharge protecting switching unit and charge-discharge protection circuit unit form battery charging loop jointly.
2. a kind of novel polymorphic type battery charge-discharge circuit according to claim 1, it is characterised in that described resistance R1 is voltage dependent resistor.
3. a kind of novel polymorphic type battery charge-discharge circuit according to claim 1, it is characterised in that described filter unit is the LC filter circuit construction being made up of common mode inductance L 1 and electric capacity C2;One section of the side of described common mode inductance L 1 and resistance R1 and transient state suppressor D1 is connected; Its other end is connected with electric capacity C2; Described electric capacity C2 is connected across common mode inductance L 1 output terminal both sides; Described common mode inductance L 1 is the inductance of filtering common mode undesired signal.
4. a kind of novel polymorphic type battery charge-discharge circuit according to claim 1, it is characterised in that described switch control unit is made up of MOS pipe V1 and MOS pipe V2; It is connected with resistance R2 between the gate terminal of described MOS pipe V1 and source electrode end; It is connected with resistance R3 and electric capacity C3 between the gate terminal of described MOS pipe V2 and source electrode end.
5. a kind of novel polymorphic type battery charge-discharge circuit according to claim 1, it is characterised in that described antireflux unit is two-way diode MBR2060.
6. a kind of novel polymorphic type battery charge-discharge circuit according to claim 1, it is characterised in that described charge and discharge protecting switching unit is made up of with triode Q11, triode Q12 MOS pipe V10; It is connected with resistance R54 between the gate terminal of described MOS pipe V10 and source electrode end; It is connected with resistance R56 between the base stage of described triode Q11 and emtting electrode; It is serially connected with resistance R55 and voltage stabilizing tube D52 between the collector electrode of described triode Q11 and the source electrode of MOS pipe V10; It is connected with resistance R58 between the base stage of described triode Q12 and emtting electrode; It is serially connected with resistance R57 and voltage stabilizing tube D53 between the collector electrode of described triode Q12 and the drain electrode of MOS pipe V10; Automatically switch when charging voltage is too high or too low, complete the overcharge to lead-acid cell and over.
7. a kind of novel polymorphic type battery charge-discharge circuit according to claim 1, it is characterized in that described charge-discharge protection circuit unit forms lithium battery charge and discharge protective circuit by switch chip U1 and protect IC U2, when over-charge of lithium battery electricity and overdischarge, protect function by this circuit realiration; Flying capcitor C4 between 5 pin of described switch chip U1 and 6 pin; One end of the 5 pin contact resistance R5 of U1; The other end of R5 receives 12V power positive end; 6 pin of U1 connect one end of the C5 of electric capacity; The other end of C5 is received one end of resistance R7 and is connected with 4 pin of U1; The series connection end of the other end connecting resistance R6 and R7 of R7; Resistance R6 and R7 is connected across between lithium cell VDD-to-VSS after connecting; 3 pin of U1 connect electric capacity C6 and resistance R4; Another termination lithium cell ground of electric capacity C6; Another termination lead-acid cell ground of resistance R4; 6 pin of described protect IC U2 and 7 pin connect lead-acid cell ground after connecting; 2 pin of U2 and 3 pin connect lithium cell ground after connecting; 1 pin of U2 and 8 pin connect; 4 pin of U2 and 1 pin of U1 connect; 5 pin of U2 and 2 pin of U1 connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620016150.6U CN205319744U (en) | 2016-01-04 | 2016-01-04 | Novel polymorphic type battery measurement circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620016150.6U CN205319744U (en) | 2016-01-04 | 2016-01-04 | Novel polymorphic type battery measurement circuit |
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| CN205319744U true CN205319744U (en) | 2016-06-15 |
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| CN201620016150.6U Expired - Fee Related CN205319744U (en) | 2016-01-04 | 2016-01-04 | Novel polymorphic type battery measurement circuit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160143A (en) * | 2016-07-22 | 2016-11-23 | 北京新能源汽车股份有限公司 | The vehicle-mounted charging device of electric automobile and electric automobile |
| CN106772102A (en) * | 2017-02-24 | 2017-05-31 | 河北工业大学 | Battery set charge/discharge performance test apparatus |
| CN110014977A (en) * | 2017-08-15 | 2019-07-16 | 比亚迪股份有限公司 | The on-board charging system and its control method of vehicle and vehicle |
-
2016
- 2016-01-04 CN CN201620016150.6U patent/CN205319744U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160143A (en) * | 2016-07-22 | 2016-11-23 | 北京新能源汽车股份有限公司 | The vehicle-mounted charging device of electric automobile and electric automobile |
| CN106160143B (en) * | 2016-07-22 | 2018-11-30 | 北京新能源汽车股份有限公司 | The vehicle-mounted charging device and electric car of electric car |
| CN106772102A (en) * | 2017-02-24 | 2017-05-31 | 河北工业大学 | Battery set charge/discharge performance test apparatus |
| CN106772102B (en) * | 2017-02-24 | 2019-06-04 | 河北工业大学 | Battery set charge/discharge performance test apparatus |
| CN110014977A (en) * | 2017-08-15 | 2019-07-16 | 比亚迪股份有限公司 | The on-board charging system and its control method of vehicle and vehicle |
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| Date | Code | Title | Description |
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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: 20160615 Termination date: 20180104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |