CN203616424U - A new battery reverse connection detection circuit - Google Patents
A new battery reverse connection detection circuit Download PDFInfo
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- CN203616424U CN203616424U CN201320848796.7U CN201320848796U CN203616424U CN 203616424 U CN203616424 U CN 203616424U CN 201320848796 U CN201320848796 U CN 201320848796U CN 203616424 U CN203616424 U CN 203616424U
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Abstract
The utility model relates to a novel battery joins conversely detection circuitry, the circuit includes: the LED driving circuit comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a high-low level signal device, a VCC power supply, a diode D1, a diode D2, a MOS tube T1, an LED1, a capacitor C1, a battery, an OUT output port and a ground port. The beneficial effects of the utility model reside in that: 1. the highest G pole of the MOS transistor T1 of the reverse connection detection circuit can be clamped to the voltage value of the VCC power supply plus the voltage drop of the diode, the control MOS transistor T1 cannot be broken down, and the reverse connection detection circuit is safer and more reliable; 2. the addition of an LED display can clearly indicate the circuit status.
Description
Technical field
The utility model relates to inverted connection detecting circuit, relates in particular to a kind of novel battery inverted connection detecting circuit.
Background technology
As shown in Figure 1, Fig. 1 is conventional batteries inverted connection detecting circuit.Wherein, comprise low and high level signalling means, resistance R 1, R2, R3, R4, metal-oxide-semiconductor T1, capacitor C1, VCC power supply, OUT output port, grounding ports, described low and high level signalling means and resistance R 1, metal-oxide-semiconductor T1, resistance R 2 connects, described resistance R 1 is connected with VCC power supply, described resistance R 2 and R1, metal-oxide-semiconductor T1, capacitor C1, resistance R 4, grounding ports connects, described metal-oxide-semiconductor T1 and capacitor C1, resistance R 4, resistance R 3 connects, described capacitor and resistance R 3, resistance R 4, grounding ports connects, described resistance R 4 connects grounding ports, described resistance R 3 connects OUT output port.
Chinese Patent Application No. a kind of high power battery charging device that prevents battery reversal connection that has been 201310158132.2 Patent Application Publication, described a kind of high power battery charging device that prevents battery reversal connection comprises: the high power battery charging device that prevents battery reversal connection, the output terminal of rectification unit is connected with filter unit, the output plus terminal of filter unit connects counnter attack and fills with anti-reverse switch and branch road, branch road and counnter attack are filled with anti-reverse switch and are in parallel, propping up routing resistance and diode is composed in series, counnter attack is filled with the anti-reverse switch other end and is connected sample circuit, sample circuit connects control circuit unit, control circuit unit is filled with anti-reverse switch with counnter attack and is connected, control circuit unit and filter unit ground connection.Utilize and detect the voltage of output port, under the minimum prerequisite of power loss, identify battery and charge power supply whether exact connect ion, be not connected and three kinds of situations of reversal connection; Relay can significantly reduce power attenuation compared with semiconductor devices; Relay switch can prevent that electric current from pouring in down a chimney fast and cause electric arc, can prevent from again exporting commutation diode by short circuit in the situation of battery reversal connection; Avoid personnel to get an electric shock and the various unexpected generations such as battery short circuit.
Chinese Patent Application No. a kind of solar cell inverted connection detecting circuit that has been 201010610546.0 Patent Application Publication, described a kind of solar cell inverted connection detecting circuit comprises: be provided with the even U1 of light, resistance R 1 and resistance R 2; 1 pin of U1 is connected with the negative input S-of solar cell, 2 pin of U1 are connected with one end of resistance R 1, the other end of resistance R 1 is connected with the electrode input end S+ of solar cell, 3 pin of U1 are connected with the negative input BGND of accumulator, one end of resistance R 2 is connected with power supply+VB2, and the other end of resistance R 2,4 pin of U1 are connected with output signal end PVInverseFlag.This solar cell inverted connection detecting circuit can be exported the whether information of reversal connection of solar cell by signal output part, and circuit structure is simple, and detects accurately.Above-mentioned disclosed a kind of mobile oil pick-up unit and detection method thereof are still deposited defect in the following areas: this circuit, in the time that battery is not in place, also can be reported battery reversal connection by mistake, in the time that cell voltage is too high, may puncture T1, safe and reliable not.
Utility model content
The technical problems to be solved in the utility model is the defect that overcomes prior art, and a kind of novel battery inverted connection detecting circuit that overcomes above-mentioned technical matters is provided.
In order to solve the problems of the technologies described above, the technical scheme of a kind of novel battery inverted connection detecting circuit described in the utility model is as follows:
A kind of novel battery inverted connection detecting circuit, it is characterized in that, described inverted connection detecting circuit comprises: resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 6, low and high level signalling means, VCC power supply, diode D1, diode D2, metal-oxide-semiconductor T1, LED1, capacitor C1, battery, OUT output port, grounding ports, described low and high level signalling means and R1, R2, R5, metal-oxide-semiconductor T1 connects, described LED1 and R5, R2, metal-oxide-semiconductor T1, capacitor C1, diode D2, grounding ports, described metal-oxide-semiconductor T1 connects R1, capacitor C1, diode D1, diode D2, resistance R 6, resistance R 4, resistance R 3, described VCC power supply contact resistance R1, resistance R 6, diode D1, described diode D1 connects diode D2, resistance R 6, resistance R 4, resistance R 3, described diode D2 contact resistance R6, resistance R 4, resistance R 3, grounding ports, described resistance R 3 connects OUT output port, described OUT output port connects battery.
The utility model beneficial effect is:
1, the highest magnitude of voltage that can be added by pincers diode drop to VCC power supply of the G utmost point of inverted connection detecting circuit metal-oxide-semiconductor T1, can not puncture metal-oxide-semiconductor T1, more safe and reliable.
2, increase LED demonstration and can know indicating circuit state.
Accompanying drawing explanation
Shown in Fig. 1, be conventional batteries inverted connection detecting circuit figure described in the utility model;
Shown in Fig. 2, be a kind of novel battery inverted connection detecting circuit figure described in the utility model.
Embodiment
Below in conjunction with Figure of description, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for description and interpretation the utility model, and be not used in restriction the utility model.
As shown in Figure 2, a kind of novel battery inverted connection detecting circuit, it is characterized in that, described inverted connection detecting circuit comprises: resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 6, low and high level signalling means, VCC power supply, diode D1, diode D2, metal-oxide-semiconductor T1, LED1, capacitor C1, battery, OUT output port, grounding ports, described low and high level signalling means and R1, R2, R5, metal-oxide-semiconductor T1 connects, described LED1 and R5, R2, metal-oxide-semiconductor T1, capacitor C1, diode D2, grounding ports, described metal-oxide-semiconductor T1 connects R1, capacitor C1, diode D1, diode D2, resistance R 6, resistance R 4, resistance R 3, described VCC power supply contact resistance R1, resistance R 6, diode D1, described diode D1 connects diode D2, resistance R 6, resistance R 4, resistance R 3, described diode D2 contact resistance R6, resistance R 4, resistance R 3, grounding ports, described resistance R 3 connects OUT output port, described OUT output port connects battery.
Low and high level signal by low and high level signalling means can be judged battery reversal connection, and high level is useful signal.
Battery access OUT output port is by diode D1, and diode D2 carries out clamper, and low and high level signalling means low and high level signal is determined in metal-oxide-semiconductor T1 conducting.In the time of battery reversal connection, the clamper metal-oxide-semiconductor T1 by diode D2 can conducting, low and high level signalling means and resistance R 1, resistance R 2, resistance R 3 dividing potential drop of carrying out in parallel, and now low and high level signalling means is high level, LED1 lamp is bright; Otherwise in the time that battery just connects, metal-oxide-semiconductor T1 voltage clamps the magnitude of voltage of VCC power supply and diode D1 thereof, diode D2 pressure drop by diode D1, and metal-oxide-semiconductor T1 conducting low and high level signalling means is low level.When battery is not in place, metal-oxide-semiconductor T1 voltage is resistance R 6 and resistance R 4 branch pressure voltages, now metal-oxide-semiconductor T1 conducting, and low and high level signalling means is low level
The utility model is not limited to above-mentioned embodiment, and in the situation that not deviating from flesh and blood of the present utility model, any distortion, improvement, the replacement it may occur to persons skilled in the art that all falls into the protection domain that claim of the present utility model is recorded.
Claims (1)
1. a novel battery inverted connection detecting circuit, it is characterized in that, described inverted connection detecting circuit comprises: resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 6, low and high level signalling means, VCC power supply, diode D1, diode D2, metal-oxide-semiconductor T1, LED1, capacitor C1, battery, OUT output port OUT output port, grounding ports, described low and high level signalling means and R1, R2, R5, metal-oxide-semiconductor T1 connects, described LED1 and R5, R2, metal-oxide-semiconductor T1, capacitor C1, diode D2, grounding ports, described metal-oxide-semiconductor T1 connects R1, capacitor C1, diode D1, diode D2, resistance R 6, resistance R 4, resistance R 3, described VCC power supply contact resistance R1, resistance R 6, diode D1, described diode D1 connects diode D2, resistance R 6, resistance R 4, resistance R 3, described diode D2 contact resistance R6, resistance R 4, resistance R 3, grounding ports, described resistance R 3 connects OUT output port OUT output port, described OUT output port connects battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320848796.7U CN203616424U (en) | 2013-12-20 | 2013-12-20 | A new battery reverse connection detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320848796.7U CN203616424U (en) | 2013-12-20 | 2013-12-20 | A new battery reverse connection detection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203616424U true CN203616424U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320848796.7U Expired - Fee Related CN203616424U (en) | 2013-12-20 | 2013-12-20 | A new battery reverse connection detection circuit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297621A (en) * | 2014-10-21 | 2015-01-21 | 北京铁道工程机电技术研究所有限公司 | Voltage collecting device and system for achieving storage battery reverse connection inspection |
| CN105445596A (en) * | 2014-08-15 | 2016-03-30 | 神讯电脑(昆山)有限公司 | Battery detection circuit |
| CN110429694A (en) * | 2019-09-05 | 2019-11-08 | 深圳京柏医疗科技股份有限公司 | A kind of method and device preventing the concatenated dry cell reversal connection of 4 sections |
-
2013
- 2013-12-20 CN CN201320848796.7U patent/CN203616424U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445596A (en) * | 2014-08-15 | 2016-03-30 | 神讯电脑(昆山)有限公司 | Battery detection circuit |
| CN105445596B (en) * | 2014-08-15 | 2019-01-11 | 神讯电脑(昆山)有限公司 | Battery detection circuit |
| CN104297621A (en) * | 2014-10-21 | 2015-01-21 | 北京铁道工程机电技术研究所有限公司 | Voltage collecting device and system for achieving storage battery reverse connection inspection |
| CN110429694A (en) * | 2019-09-05 | 2019-11-08 | 深圳京柏医疗科技股份有限公司 | A kind of method and device preventing the concatenated dry cell reversal connection of 4 sections |
| CN110429694B (en) * | 2019-09-05 | 2021-11-23 | 深圳京柏医疗科技股份有限公司 | Method and device for preventing reverse connection of 4-unit series-connected dry batteries |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20191220 |