CN207232301U - A kind of equipment of quick detection battery pack voltage sample line line sequence - Google Patents
A kind of equipment of quick detection battery pack voltage sample line line sequence Download PDFInfo
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- CN207232301U CN207232301U CN201721279428.XU CN201721279428U CN207232301U CN 207232301 U CN207232301 U CN 207232301U CN 201721279428 U CN201721279428 U CN 201721279428U CN 207232301 U CN207232301 U CN 207232301U
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Abstract
Utilize a kind of equipment of quick detection battery pack voltage sample line line sequence of the utility model, can according to voltage, order be sequentially inserted into B1, B2 ... the BN of relevant voltage line sequence port from small to large by battery pack voltage sample line, when voltage sample line line sequence is correct, NPN triode is not turned on, and signal output port POWER CTRL are without output；When voltage sample line line sequence is wrong, have part NPN triode conducting, signal output port POWER CTRL have output, and alarm is made a sound by the buzzer in warning circuit, and the power supply of warning circuit is directly to be obtained by power circuit from battery pack voltage sample line to be measured, is not required to be additionally provided power supply.The utility model uses simple and fast, and line sequence detection circuit, power circuit are modularized design, is suitable for the different situation of various battery pack voltage sample line number amounts, conveniently promotes the use of.
Description
Technical field
It the utility model is related to battery pack detection instrument field, more particularly to a kind of quick detection battery pack voltage sample line
The equipment of line sequence.
Background technology
The detection of battery pack voltage is carried out using the voltage sample line that single battery is drawn from battery pack, and will be
When voltage sample line accesses associated assay devices, it need to ensure that the line sequence of voltage sample line is correct, otherwise can cause the inspection showed
Survey data and produce mistake with actual conditions, and in the battery pack that multiple single batteries are composed in series, on battery pack voltage sample line
Voltage is in size order, therefore the detection to battery pack voltage sample line line sequence is typically to carry out the inspection of voltage swing order
Survey；The equipment for rarely specially quickly detecting battery pack voltage sample line line sequence now.Detection battery pack voltage sample line now
The scheme of line sequence, is realized detection function by different observation LED light sample colors using a variety of LED, is switched using isolation optocoupler
Coordinate with high-precision adc chip, realized by way of measuring each section monomer voltage;Need to observe for a long time using LED modes
Whether a variety of LED status are normal to judge harness order, are not easy to staff's long-time service.Use optocoupler and ADC chips
It is higher come the mode cost realized, and when battery pack string number is different need to redesign circuit change software.Be inconvenient to promote
Use.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of equipment of quick detection battery pack voltage sample line line sequence, bag
Include line sequence detection circuit, power circuit, warning circuit；
The line sequence detection circuit includes a signal output port POWER-CTRL, the pressure-wire of voltage supplied sampling line access
Sequence port B1, B2 ... BN, amounts to N number of voltage line sequence port, and N is the integer more than 1；Voltage line sequence port B1, B2 ... BN is successively
Arranging, NPN triode is equipped between neighboring voltage line sequence port, the base stage of NPN triode connects previous voltage line sequence port,
The emitter connection latter voltage line sequence port of NPN triode, the collector connection signal output port POWER- of NPN triode
CTRL；
The power circuit includes power positive end POWER+, power cathode end POWER-, diode D1, D2 ... D2N；Two
The cathode of pole pipe D1, D2 ... DN is connected with voltage line sequence port B1, B2 ... BN successively, the anode of diode DN+1, DN+2 ... D2N
Be connected successively with voltage line sequence port B1, B2 ... BN, the anode of diode D1, D2 ... DN be all connected with power positive end POWER+,
The cathode of diode DN+1, DN+2 ... D2N are all connected with power cathode end POWER-；
Warning circuit includes a buzzer；The base stage connection signal output port of one PNP triode Q, PNP triode Q
The emitter connection power positive end POWER+ of POWER-CTRL, PNP triode Q, buzzer are connected to the collection of PNP triode Q
Between electrode and power cathode end POWER-.
Preferably, the warning circuit further includes a regulator circuit, and buzzer is connected to tri- poles of PNP by regulator circuit
Between the collector and power cathode end POWER- of pipe Q.
Preferably, the warning circuit further includes the first Light-Emitting Diode LED1 in parallel with buzzer.
Preferably, the second light emitting diode is equipped between the power positive end POWER+ and power cathode end POWER-
LED2, the cathode of second Light-emitting diode LED 2 are connected with power positive end POWER+, anode and power cathode end
POWER- connections.
Preferably, protection diode is equipped between the emitter of the NPN triode and corresponding voltage line sequence port, is protected
The emitter for protecting diode cathode and NPN triode connects, and anode is connected with corresponding voltage line sequence port.
Preferably, the voltage line sequence port of the even-times in N number of voltage line sequence port passes through two poles of an Opposite direction connection
Pipe is connected with corresponding NPN triode emitter, and is connected by the diode of a positive connection with corresponding NPN transistor base
Connect.
, can according to voltage, order be sequentially inserted into accordingly from small to large by battery pack voltage sample line using the utility model
In B1, B2 ... the BN of voltage line sequence port, when voltage sample line line sequence is correct, NPN triode is not turned on, signal output port
POWER-CTRL is without output；When voltage sample line line sequence is wrong, part NPN triode conducting, signal output port are had
POWER-CTRL has output, and makes a sound alarm by the buzzer in warning circuit, and the power supply of warning circuit is to pass through
Power circuit is directly obtained from battery pack voltage sample line to be measured, is not required to be additionally provided power supply.The utility model uses letter
Single quick, line sequence detection circuit, power circuit are modularized design, and it is different to be suitable for various battery pack voltage sample line number amounts
Situation, conveniently promote the use of.
Brief description of the drawings
Fig. 1 is the equipment principle block diagram of quick detection battery pack voltage sample line line sequence provided by the utility model.
Fig. 2 is the equipment center line sequence testing circuit of quick detection battery pack voltage sample line line sequence provided by the utility model
Embodiment schematic diagram.
Fig. 3 is the equipment center line sequence testing circuit of quick detection battery pack voltage sample line line sequence provided by the utility model
Another embodiment schematic diagram.
Fig. 4 is that power circuit is implemented in the quick equipment for detecting battery pack voltage sample line line sequence provided by the utility model
Example schematic diagram.
Fig. 5 is that warning circuit is implemented in the quick equipment for detecting battery pack voltage sample line line sequence provided by the utility model
Example schematic diagram.
Embodiment
For ease of skilled artisan understands that the utility model, below in conjunction with specific embodiments and the drawings to this practicality
It is new to be described in further detail.
The equipment of quick detection battery pack voltage sample line line sequence as shown in Figure 1, including line sequence detection circuit 1, power supply electricity
Road 2, warning circuit 3, line sequence detection circuit 1 are equipped with signal output port POWER-CTRL, and power circuit 2 is born equipped with power supply
Extreme POWER- and power positive end POWER+；Signal output port POWER-CTRL, power cathode end POWER- and power supply are just
Extreme POWER+ is accessed in warning circuit 3, and line sequence detection circuit 1 and power circuit 2 connect with battery pack voltage sample line 9
Connect.
As shown in Fig. 2, line sequence detection circuit includes a signal output port POWER-CTRL, voltage supplied sampling line accesses
Voltage line sequence port B1, B2 ... B13, amounts to 13 voltage line sequence ports, and voltage line sequence port B1, B2 ... B13 is arranged in order, phase
NPN triode is equipped between adjacent voltage line sequence port, the base stage of NPN triode connects previous voltage line sequence port, tri- poles of NPN
The emitter connection latter voltage line sequence port of pipe, the collector connection signal output port POWER-CTRL of NPN triode.
Battery pack voltage sample line 9 is sequentially ingressed into voltage line sequence port by the order of the corresponding voltage sampled from small to large
When B1, B2 ... B13, NPN triode is not turned on, therefore signal output port POWER-CTRL no-voltage signals export, and electric
During the line sequence error of pond bag voltage sample line, then corresponding NPN triode conducting, signal output port POWER-CTRL meetings are had
There is voltage signal to export to warning circuit 3.
In addition, being equipped with protection diode between the emitter of NPN triode and corresponding voltage line sequence port, two poles are protected
Pipe cathode and the emitter of NPN triode connect, and anode is connected with corresponding voltage line sequence port, prevents the monomer in battery pack
It is formed into a loop between battery, damages battery.
To reach protective effect, embodiment as shown in Figure 3 can be also used, the electricity of the even-times in 13 voltage line sequence ports
Crimping sequence port B2, B4, B6 ... B12 is connected by the diode of an Opposite direction connection with corresponding NPN triode emitter, and
Connected by the diode of a positive connection with corresponding NPN transistor base.
Power circuit can use embodiment as shown in Figure 4, including power positive end POWER+, power cathode end POWER-,
Diode D1, D2 ... D26；The cathode of diode D1, D2 ... D13 are connected with voltage line sequence port B1, B2 ... B13 successively, two poles
The anode of pipe D14, D15 ... D26 are connected with voltage line sequence port B1, B2 ... B13 successively, and the anode of diode D1, D2 ... D13 are equal
Connection power positive end POWER+, the cathode of diode D14, D15 ... D26 are all connected with power cathode end POWER-；Diode D1,
D2 ... D13 filter out high level input power positive terminal POWER+, diode D14, D15 ... D26 and filter out low level input electricity
Source negative pole end POWER-；So as to sample line 9 by battery pack power supply is obtained from the battery pack of access；Power positive end POWER+
The second Light-emitting diode LED 2 is equipped between the POWER- of power cathode end, to prompt the access state of power circuit.
As shown in figure 5, warning circuit 3 includes a buzzer 4；The base stage connection letter of one PNP triode Q, PNP triode Q
The emitter connection power positive end POWER+ of number output port POWER-CTRL, PNP triode Q, buzzer 4 are connected to PNP
Between the collector and power cathode end POWER- of triode Q；A regulator circuit 5 is further included, buzzer 4 passes through regulator circuit 5
It is connected between the collector of PNP triode Q and power cathode end POWER-.
When the base stage of PNP triode Q receives the voltage signal for coming from signal output port POWER-CTRL, PNP
The emitter and collector conducting of triode Q, so that by the voltage between power positive end POWER+ and power cathode end POWER-
Buzzer 4 is applied to, it is made a sound signal, prompts voltage sample line line sequence wrong；To cause alarm signal to become apparent,
A first Light-Emitting Diode LED1 in parallel with buzzer is additionally provided with warning circuit 3.
Although the description combination embodiments above to the utility model carries out, it is familiar with the art
Personnel many replacements, modifications and variations can be carried out according to above-mentioned content, be obvious.Therefore, it is all such
Substitute, improvement and change are included in scope of the appended claims.
Claims (6)
- A kind of 1. equipment of quick detection battery pack voltage sample line line sequence, it is characterised in that：Including line sequence detection circuit（1）、 Power circuit（2）, warning circuit（3）；The line sequence detection circuit（1）Pressure-wire including a signal output port POWER-CTRL, voltage supplied sampling line access Sequence port B1, B2 ... BN, amounts to N number of voltage line sequence port, and N is the integer more than 1；Voltage line sequence port B1, B2 ... BN is successively Arranging, NPN triode is equipped between neighboring voltage line sequence port, the base stage of NPN triode connects previous voltage line sequence port, The emitter connection latter voltage line sequence port of NPN triode, the collector connection signal output port POWER- of NPN triode CTRL；The power circuit（2）Including power positive end POWER+, power cathode end POWER-, diode D1, D2 ... D2N；Two The cathode of pole pipe D1, D2 ... DN is connected with voltage line sequence port B1, B2 ... BN successively, the anode of diode DN+1, DN+2 ... D2N Be connected successively with voltage line sequence port B1, B2 ... BN, the anode of diode D1, D2 ... DN be all connected with power positive end POWER+, The cathode of diode DN+1, DN+2 ... D2N are all connected with power cathode end POWER-；Warning circuit（3）Including a buzzer（4）；The base stage connection signal output port of one PNP triode Q, PNP triode Q The emitter connection power positive end POWER+ of POWER-CTRL, PNP triode Q, buzzer（4）It is connected to PNP triode Q's Between collector and power cathode end POWER-.
- 2. the equipment according to quick detection battery pack voltage sample line line sequence described in claim 1, it is characterised in that：The alarm Circuit（3）Further include a regulator circuit（5）, buzzer passes through regulator circuit（5）It is connected to the collector and electricity of PNP triode Q Between the negative pole end POWER- of source.
- 3. the equipment according to quick detection battery pack voltage sample line line sequence described in claim 1, it is characterised in that：The alarm Circuit（3）Further include and buzzer（4）First Light-Emitting Diode LED1 in parallel.
- 4. the equipment according to quick detection battery pack voltage sample line line sequence described in claim 1, it is characterised in that：The power supply The second Light-emitting diode LED 2, second light emitting diode are equipped between positive terminal POWER+ and power cathode end POWER- The cathode of LED2 is connected with power positive end POWER+, and anode is connected with power cathode end POWER-.
- 5. the equipment according to quick detection battery pack voltage sample line line sequence described in claim 1, it is characterised in that：The NPN Protection diode, protection diode cathode and tri- poles of NPN are equipped between the emitter of triode and corresponding voltage line sequence port The emitter connection of pipe, anode are connected with corresponding voltage line sequence port.
- 6. the equipment according to quick detection battery pack voltage sample line line sequence described in claim 1, it is characterised in that：N number of voltage Launched by the diode of an Opposite direction connection with corresponding NPN triode the voltage line sequence port of even-times in line sequence port Pole connects, and is connected by the diode of a positive connection with corresponding NPN transistor base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279428.XU CN207232301U (en) | 2017-09-30 | 2017-09-30 | A kind of equipment of quick detection battery pack voltage sample line line sequence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279428.XU CN207232301U (en) | 2017-09-30 | 2017-09-30 | A kind of equipment of quick detection battery pack voltage sample line line sequence |
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| Publication Number | Publication Date |
|---|---|
| CN207232301U true CN207232301U (en) | 2018-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721279428.XU Active CN207232301U (en) | 2017-09-30 | 2017-09-30 | A kind of equipment of quick detection battery pack voltage sample line line sequence |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683054A (en) * | 2018-12-25 | 2019-04-26 | 常州格力博有限公司 | Battery pack voltage acquisition harness line sequence diagnostic device and method |
| CN112798985A (en) * | 2019-10-28 | 2021-05-14 | 上海度普新能源科技有限公司 | Battery pack voltage line sequence detection circuit |
-
2017
- 2017-09-30 CN CN201721279428.XU patent/CN207232301U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683054A (en) * | 2018-12-25 | 2019-04-26 | 常州格力博有限公司 | Battery pack voltage acquisition harness line sequence diagnostic device and method |
| CN112798985A (en) * | 2019-10-28 | 2021-05-14 | 上海度普新能源科技有限公司 | Battery pack voltage line sequence detection circuit |
| CN112798985B (en) * | 2019-10-28 | 2022-07-26 | 上海度普新能源科技有限公司 | Battery pack voltage line sequence detection circuit |
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