CN206471888U - A kind of discharge and recharge active circuit - Google Patents
A kind of discharge and recharge active circuit Download PDFInfo
- Publication number
- CN206471888U CN206471888U CN201720106584.XU CN201720106584U CN206471888U CN 206471888 U CN206471888 U CN 206471888U CN 201720106584 U CN201720106584 U CN 201720106584U CN 206471888 U CN206471888 U CN 206471888U
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- Prior art keywords
- discharge
- electronic switch
- signal
- inserted terminal
- active circuit
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a kind of discharge and recharge active circuit, including inserted terminal, charging detecting model, discharge examination module, signal activation module and output end；Inserted terminal is respectively used to and charger or electrical appliance grafting；One end of charging detecting model is connected with inserted terminal and the other end is connected with signal activation module, for producing the first trigger signal when detecting inserted terminal with charger grafting；One end of discharge examination module is connected with inserted terminal and the other end is connected with signal activation module, for producing the second trigger signal when detecting inserted terminal with electrical appliance grafting；Signal activation module is used to produce activation signal when receiving the first trigger signal or the second trigger signal；Output end is connected with the signal activation module；Activation signal is controlled by output end output with activating discharge and recharges of the MCU in dormancy to battery.The discharge and recharge active circuit that the utility model is provided can avoid erroneous judgement, cost is relatively low and power consumption is relatively low.
Description
【Technical field】
The utility model is related to electric automobile charge and discharge electro-technical field, more particularly to a kind of discharge and recharge active circuit.
【Background technology】
Existing electric automobile discharge and recharge dormancy activation technique is generally that physical contact activation, i.e. charge-discharge plug are physically contacted
Afterwards, active circuit produces activation signal to activate the MCU in dormancy (Microcontroller Unit, micro-control unit) to electricity
The discharge and recharge in pond is controlled.If however, being acted for a long time without discharge and recharge after charge or discharge Plug contact, may result in sharp
The erroneous judgement of live circuit.In addition, physical contact activation also needs external spare interface, detection means or circuit are set, and then increase inspection
Survey difficulty and cost.
In view of the foregoing, it is necessary to provide a kind of new discharge and recharge active circuit to overcome disadvantages described above in fact.
【The content of the invention】
The purpose of this utility model, which is to provide, a kind of can avoid erroneous judgement, cost relatively low and charge and discharge of low-power consumption electrical activation electricity
Road.
To achieve these goals, the utility model provides a kind of discharge and recharge active circuit, including inserted terminal, charging detection
Module, discharge examination module, signal activation module and output end；The inserted terminal is respectively used to and charger or electrical appliance
Grafting；One end of the charging detecting model is connected with the inserted terminal and the other end is connected with the signal activation module；Institute
State charging detecting model be used to detecting the inserted terminal whether with the charger grafting, and when detecting the inserted terminal and institute
The first trigger signal is produced when stating charger grafting；One end of the discharge examination module is connected and the other end with the inserted terminal
It is connected with the signal activation module；The discharge examination module is used to detect whether the inserted terminal is inserted with the electrical appliance
Connect, and the second trigger signal is produced when detecting the inserted terminal with the electrical appliance grafting；The signal activation module is used
In reception first trigger signal or the second trigger signal, and first trigger signal or described second ought be received
Activation signal is produced during trigger signal；The output end is connected with the signal activation module；The activation signal passes through described
Output end output is controlled with activating discharge and recharges of the MCU in dormancy to battery.
In one preferred embodiment, the inserted terminal is connected with the negative pole of the charger or electrical appliance.
In one preferred embodiment, first trigger signal is low level signal；Second trigger signal
Also it is low level signal；The activation signal is high level signal.
In one preferred embodiment, the charging detecting model includes the first electronic switch, diode, the first electricity
Resistance and second resistance；The first end of first electronic switch is connected to the ground, the second end of first electronic switch and institute
The anode for stating diode is connected, and the 3rd end of first electronic switch is connected with the signal activation module；First electricity
The first end of sub switch is also connected by the first resistor with the second end of first electronic switch；The moon of the diode
Pole is connected by the second resistance with the inserted terminal.
In one preferred embodiment, the first end of first electronic switch, the second end and the 3rd end are right respectively
Answer base stage, emitter stage and the colelctor electrode of NPN type triode.
In one preferred embodiment, the discharge examination module include the second electronic switch, 3rd resistor and
4th resistance；The first end of second electronic switch is connected by the 3rd resistor with the inserted terminal, second electricity
Second end of sub switch is connected to the ground, and the 3rd end of the second electronic switch is connected with the signal activation module, second electricity
The first end of sub switch is also connected by the 4th resistance with the second end of second electronic switch.
In one preferred embodiment, the first end of second electronic switch, the second end and the 3rd end are right respectively
Answer base stage, emitter stage and the colelctor electrode of NPN type triode.
In one preferred embodiment, the signal activation module includes the 3rd electronic switch, the 5th resistance, the 6th
Resistance and the 7th resistance；The first end of 3rd electronic switch respectively with the 3rd end of first electronic switch and described
3rd end of the second electronic switch is connected, and the second end of the 3rd electronic switch is connected by the 5th resistance with power supply,
3rd end of the 3rd electronic switch is connected to the ground by the 6th resistance, and the first end of the 3rd electronic switch is also led to
The 7th resistance is crossed with the power supply to be connected.
In one preferred embodiment, the first end of the 3rd electronic switch, the second end and the 3rd end are right respectively
Answer the grid, source electrode and drain electrode of p-type metal-oxide-semiconductor field effect transistor.
In one preferred embodiment, the power supply is the positive pole of battery, is the negative pole of battery describedly.
Compared to prior art, the discharge and recharge active circuit of offer described in the utility model, when having electrical appliance or charging
Circuit can just be acted when device is with the grafting end in contact, and then avoid the situation generation of erroneous judgement.Further, charge and discharge is electrically activated
Circuit realizes the detection to charging and discharge condition using a single circuit simultaneously, reduces cost.In addition, ought not fill
When electrical equipment or electrical appliance grafting, the discharge and recharge active circuit is in attonity state, and power consumption is relatively low.
【Brief description of the drawings】
The theory diagram for the discharge and recharge active circuit that Fig. 1 provides for the utility model embodiment.
Fig. 2 is the circuit theory diagrams of discharge and recharge active circuit in Fig. 1.
【Embodiment】
In order that the purpose of this utility model, technical scheme and advantageous effects become apparent from understanding, below in conjunction with
Accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, and shows
So, described embodiment is only a part of embodiment of the utility model, rather than whole embodiments.It is new based on this practicality
Embodiment in type, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of the utility model protection.
When an element was considered as with another element " being connected ", it can be directly to another element or
It may be simultaneously present centering elements.Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to this reality
The implication being generally understood that with new those skilled in the art is identical.Made herein in specification of the present utility model
Term is intended merely to describe the purpose of specific embodiment, it is not intended that in limitation the utility model.
Referring to Fig. 1, it is the theory diagram of the discharge and recharge active circuit 100 provided in embodiment of the present utility model.
The discharge and recharge active circuit 100 be used for produce activation signal and export to MCU (not shown) with by dormancy MCU activation pair
The discharge and recharge of battery is controlled.Specifically, the discharge and recharge active circuit 100 include inserted terminal P-, charging detecting model 10,
Discharge examination module 20, signal activation module 30 and output end O1.
The inserted terminal P- is connected with the charging detecting model 10 and the discharge examination module 20 respectively, for
Charger or electrical appliance grafting.In the present embodiment, the inserted terminal P- and the charger or the negative pole of electrical appliance
It is connected.
One end of the charging detecting model 10 be connected with the inserted terminal P- and the discharge examination module 10 it is another
End is connected with the signal activation module 30.The charging detecting model 10 is used to detect whether the inserted terminal P- fills with described
Electrical equipment grafting (connected), and produce the first trigger signal when detecting the inserted terminal P- with the charger grafting.At this
In embodiment, first trigger signal is low level signal.
One end of the discharge examination module 20 be connected with the inserted terminal P- and the discharge examination module 20 it is another
End is connected with the signal activation module 30.The discharge examination module 20 is used to detect whether the inserted terminal P- uses with described
Electrical equipment grafting, and produce the second trigger signal when detecting the inserted terminal P- with the electrical appliance grafting.In this embodiment party
In formula, second trigger signal is also low level signal.
The signal activation module 30 is received for receiving first trigger signal or the second trigger signal, and working as
Activation signal is produced when first trigger signal or second trigger signal.
The output end O1 is connected with the signal activation module 30.The activation signal is transmitted by the output end O1
To MCU with by dormancy MCU activate and the discharge and recharge of battery is controlled.In the present embodiment, the activation signal
For high level signal.
Referring again to Fig. 2, the circuit theory diagrams of its discharge and recharge active circuit 100 provided for the utility model embodiment.
The charging detecting model 10 includes the first electronic switch Q1, diode D1, first resistor R1 and second resistance R2.Described
One electronic switch Q1 first end is connected with ground GND, the second end of the first electronic switch Q1 and the sun of the diode D1
Extremely it is connected, the 3rd end of the first electronic switch Q1 is connected with the signal activation module；The first electronic switch Q1's
First end is also connected by the first resistor R1 with the second end of the first electronic switch Q1；The negative electrode of the diode D1
It is connected by the second resistance R2 with the inserted terminal P-.Further, the first end of the first electronic switch Q1, second
End and the 3rd the end base stage of corresponding NPN type triode, emitter stage and colelctor electrode respectively.
The discharge examination module 20 includes the second electronic switch Q2,3rd resistor R3 and the 4th resistance R4.Described
Two electronic switch Q2 first end is connected by the 3rd resistor R3 with the inserted terminal P-, the second electronic switch Q2's
Second end is connected with ground GND, and the second electronic switch Q2 the 3rd end is connected with the signal activation module 30, second electronics
Switch Q2 first end is also connected by the 4th resistance R4 with the second end of the second electronic switch Q2.Further,
The first end of the second electronic switch Q2, the second end and the 3rd the end base stage of corresponding NPN type triode, emitter stage and collection respectively
Electrode.
The signal activation module 30 includes the 3rd electronic switch Q3, the 5th resistance R5, the 6th resistance R6 and the 7th resistance
R7.The first end of the 3rd electronic switch Q3 the 3rd end respectively with the first electronic switch Q1 and second electronics
The 3rd end for switching Q2 is connected, and the second end of the 3rd electronic switch Q3 is connected by the 5th resistance R5 with power supply VCC,
The 3rd end of the 3rd electronic switch Q3 is connected by the 6th resistance R6 with ground GND, the 3rd electronic switch Q3's
First end is also connected by the 7th resistance R7 with power supply VCC.Further, the 3rd electronic switch Q3 first end, second
Hold grid, source electrode and the drain electrode with the 3rd end corresponding p-type metal-oxide-semiconductor field effect transistor respectively.In the present embodiment, the power supply VCC
For the positive pole of battery, described ground GND is the negative pole of battery.The output end O1 and the 3rd electronic switch Q3 the 3rd end phase
Even.
The operation principle of the discharge and recharge active circuit 100 is as follows：
When no charger or electrical appliance are connected with the inserted terminal P- (when circuit does not have action), first electronics
Switch Q1 and the second electronic switch Q2 is in cut-off state, now, the first end (grid of the 3rd electronic switch Q3
Pole) drawn by power supply VCC as high level so that the 3rd electronic switch Q3 cut-offs, and then cause output end O1 (the low electricity
It is flat) do not export activation signal.
As the inserted terminal P- and charger grafting, electric current passes through anode, GND from the positive pole of charger
And charger negative pole (inserted terminal P-) is loaded to, and therefore, GND (GND) and charger negative pole formation positive differential pressure, i.e.,
Ground GND current potential is higher than inserted terminal P- current potential, and then causes the first electronic switch Q1 conductings to produce the first trigger signal, second
Electronic switch Q2 ends, and now, the first end (grid) of the 3rd electronic switch Q3 is pulled to low level, the 3rd electronics
Switch Q3 conductings and produce activation signal, i.e. output end O1 output high level signals.
As the inserted terminal P- and electrical appliance grafting, electric current passes through electrical appliance positive pole, electrical appliance negative pole from anode
(inserted terminal P-) and GND (GND) is loaded to, therefore, GND (GND) and charger negative pole formation negative pressure
The current potential of difference, i.e. GND is less than inserted terminal P- current potential, and then causes the first electronic switch Q1 cut-offs, the second electronic switch Q2
Conducting produces the second trigger signal, now, and the first end (grid) of the 3rd electronic switch Q3 is pulled to low level, and described the
Three electronic switch Q3 conductings produce activation signal, i.e. output end O1 output high level signals.
The discharge and recharge active circuit 100 that the utility model is provided, when having electrical appliance or charger and the inserted terminal P-
Circuit can just be acted during contact, and then avoid the situation generation of erroneous judgement.Further, discharge and recharge active circuit 100 is simultaneously real
Now to charging and the detection of discharge condition, cost is reduced.In addition, when no charger or electrical appliance grafting, it is described to fill
The active circuit 100 that discharges is in attonity state, and power consumption is relatively low.
The utility model is not restricted to described in description and embodiments, thus for familiar field personnel and
Additional advantage and modification is easily achieved in speech, therefore in the universal limited without departing substantially from claim and equivalency range
In the case of spirit and scope, the utility model be not limited to specific details, representational equipment and shown here as with description
Examples shown.
Claims (10)
1. a kind of discharge and recharge active circuit, it is characterised in that：Including inserted terminal, charging detecting model, discharge examination module, signal
Active module and output end；The inserted terminal is respectively used to and charger or electrical appliance grafting；The charging detecting model
One end be connected with the inserted terminal and the other end is connected with the signal activation module；The charging detecting model is used to detect
The inserted terminal whether with the charger grafting, and produce first when detecting the inserted terminal and the charger grafting
Trigger signal；One end of the discharge examination module is connected and the other end and the signal activation module phase with the inserted terminal
Even；The discharge examination module be used to detecting the inserted terminal whether with the electrical appliance grafting, and when detecting the grafting
The second trigger signal is produced when end is with the electrical appliance grafting；The signal activation module is used to receive first trigger signal
Or second trigger signal, and produce when receiving first trigger signal or second trigger signal activation letter
Number；The output end is connected with the signal activation module；The activation signal exports to activate dormancy by the output end
In discharge and recharges of the MCU to battery be controlled.
2. discharge and recharge active circuit as claimed in claim 1, it is characterised in that：The inserted terminal and the charger or use
The negative pole of electrical equipment is connected.
3. discharge and recharge active circuit as claimed in claim 2, it is characterised in that：First trigger signal is believed for low level
Number；Second trigger signal is low level signal；The activation signal is high level signal.
4. discharge and recharge active circuit as claimed in claim 2, it is characterised in that：The charging detecting model includes the first electronics
Switch, diode, first resistor and second resistance；The first end of first electronic switch is connected to the ground, first electricity
Second end of sub switch is connected with the anode of the diode, the 3rd end and the signal activation mould of first electronic switch
Block is connected；The first end of first electronic switch also passes through the first resistor and the second end phase of first electronic switch
Even；The negative electrode of the diode is connected by the second resistance with the inserted terminal.
5. discharge and recharge active circuit as claimed in claim 4, it is characterised in that：The first end of first electronic switch,
Two ends and the 3rd the end base stage of corresponding NPN type triode, emitter stage and colelctor electrode respectively.
6. discharge and recharge active circuit as claimed in claim 4, it is characterised in that：The discharge examination module includes the second electronics
Switch, 3rd resistor and the 4th resistance；The first end of second electronic switch passes through the 3rd resistor and the grafting
End is connected, and the second end of second electronic switch is connected to the ground, and the 3rd end and the signal of second electronic switch swash
Flexible module is connected, and the first end of second electronic switch also passes through the 4th resistance and the second of second electronic switch
End is connected.
7. discharge and recharge active circuit as claimed in claim 6, it is characterised in that：The first end of second electronic switch,
Two ends and the 3rd the end base stage of corresponding NPN type triode, emitter stage and colelctor electrode respectively.
8. discharge and recharge active circuit as claimed in claim 6, it is characterised in that：The signal activation module includes the 3rd electronics
Switch, the 5th resistance, the 6th resistance and the 7th resistance；The first end of 3rd electronic switch respectively with first electronic cutting
The 3rd end closed and the 3rd end of second electronic switch are connected, and the second end of the 3rd electronic switch passes through described the
Five resistance are connected with power supply, and the 3rd end of the 3rd electronic switch is connected to the ground by the 6th resistance, the 3rd electricity
The first end of sub switch is also connected by the 7th resistance with the power supply.
9. discharge and recharge active circuit as claimed in claim 8, it is characterised in that：The first end of 3rd electronic switch,
Grid, source electrode and the drain electrode of two ends and the 3rd end corresponding p-type metal-oxide-semiconductor field effect transistor respectively.
10. discharge and recharge active circuit as claimed in claim 8, it is characterised in that：The power supply is the positive pole of battery, describedly
For the negative pole of battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720106584.XU CN206471888U (en) | 2017-01-24 | 2017-01-24 | A kind of discharge and recharge active circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720106584.XU CN206471888U (en) | 2017-01-24 | 2017-01-24 | A kind of discharge and recharge active circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206471888U true CN206471888U (en) | 2017-09-05 |
Family
ID=59704709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720106584.XU Expired - Fee Related CN206471888U (en) | 2017-01-24 | 2017-01-24 | A kind of discharge and recharge active circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206471888U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110867911A (en) * | 2018-08-27 | 2020-03-06 | 添可智能科技有限公司 | Activation circuit |
| CN110867910A (en) * | 2018-08-27 | 2020-03-06 | 添可智能科技有限公司 | Charge-discharge activation circuit |
-
2017
- 2017-01-24 CN CN201720106584.XU patent/CN206471888U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110867911A (en) * | 2018-08-27 | 2020-03-06 | 添可智能科技有限公司 | Activation circuit |
| CN110867910A (en) * | 2018-08-27 | 2020-03-06 | 添可智能科技有限公司 | Charge-discharge activation circuit |
| CN110867910B (en) * | 2018-08-27 | 2023-10-20 | 添可智能科技有限公司 | Charge-discharge activation circuit |
| CN110867911B (en) * | 2018-08-27 | 2024-03-08 | 添可智能科技有限公司 | Activation circuit |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180816 Granted publication date: 20170905 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210816 Granted publication date: 20170905 |
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| 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: 20170905 Termination date: 20190124 |