CN206060256U - A kind of cell switch control circuit - Google Patents
A kind of cell switch control circuit Download PDFInfo
- Publication number
- CN206060256U CN206060256U CN201620850890.XU CN201620850890U CN206060256U CN 206060256 U CN206060256 U CN 206060256U CN 201620850890 U CN201620850890 U CN 201620850890U CN 206060256 U CN206060256 U CN 206060256U
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- China
- Prior art keywords
- control unit
- battery
- power supply
- supply circuits
- trigger
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- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of cell switch control circuit, including control unit；First end is connected with the positive pole of battery, the switching on and shutting down button that the second end is connected with the energization pins of control unit with the switch control pin of control unit and by the first isolating diode respectively, the minus earth of battery, and switching on and shutting down button is contact switch；Control end is connected with the triggering controlling switch of control unit, the power supply circuits that the connection of the positive pole of first end and battery, the second end are connected with energization pins by the second isolating diode, and control end is for controlling conducting and disconnection between the first end of power supply circuits and the second end.The application will start shooting power supply and shut down power supply be combined together, battery is controlled whether to power for control unit by the action of switching on and shutting down button and the current oneself state of control unit, when shutdown, battery can stop powering for control unit, the open circuit loss of battery is reduced, the use of battery electric quantity is extended.
Description
Technical field
This utility model is related to technical field of battery control, more particularly to a kind of cell switch control circuit.
Background technology
In existing many equipment, between control unit and the battery powered for which and switch is not provided with (because not allowing
Forced interruption), in addition, control unit also presses bonded with the switching on and shutting down of equipment, it is concrete as shown in figure 1, Fig. 1 is in prior art
Equipment control unit peripheral structure schematic diagram, it is seen then that when needing equipment to shut down, user can be by switching on and shutting down button ON/OFF
Disconnect, meeting control device shutdown after control unit identification, but still in connection status between control unit and power supply, may proceed to
Power consumption, battery no-load power consumption are more.
Therefore, how to solve the problems, such as that above-mentioned technical problem is that those skilled in the art need to solve at present.
Utility model content
The purpose of this utility model is to provide a kind of cell switch control circuit, by start power supply and shutdown for being electrically coupled
Together, battery is controlled whether to supply for control unit by the action of switching on and shutting down button and the current oneself state of control unit
Electricity, when shutdown, battery can stop powering for control unit, reduce the open circuit loss of battery, extend making for battery electric quantity
With.
To solve above-mentioned technical problem, this utility model provides a kind of cell switch control circuit, including：
Control unit；
First end is connected with the positive pole of battery, the second end respectively with the switch control pin of described control unit and pass through
The switching on and shutting down button that first isolating diode is connected with the energization pins of described control unit, the minus earth of the battery, institute
Switching on and shutting down button is stated for contact switch；
Control end is connected with the triggering controlling switch of described control unit, first end is connected with the positive pole of the battery,
The power supply circuits that two ends are connected with the energization pins by the second isolating diode, the control end are used to control the power supply
Conducting and disconnection between the first end of circuit and the second end；The power supply circuits are used for when the switching on and shutting down button is by carrying out the
One action, when the switch control pin receives the trigger that first action is produced, described control unit is according to institute
State trigger to decide whether trigger to be exported to the control end by the triggering controlling switch, control the power supply electricity
Road carries out the second action, and then realizes that whether controlling the battery is supplied for described control unit by second isolating diode
Electricity；Wherein, when described control unit current state be electrifying startup when, the trigger be ON signal, the control list
Unit's output trigger, second action are conducting；When the current state of described control unit is normal operating conditions, institute
It is OFF signal to state trigger, and described control unit stopping output trigger, second action are disconnection.
Preferably, the power supply circuits include：
First resistor of the first end as the control end of the power supply circuits；
Base stage is connected, is launched the first end of collection ground connection, colelctor electrode and second resistance and connects with the second end of the first resistor
The NPN type triode for connecing；
The second resistance that second end is connected with the first end of 3rd resistor；
Colelctor electrode is connected with the second end of the second resistance, launches collection as the second end of the power supply circuits, base stage
Be connected with the second end of the 3rd resistor and its common port as the first end of the power supply circuits PNP type triode.
Preferably, described control unit is microcomputer.
Preferably, the battery is lithium battery.
Preferably, the lithium battery is the battery that rated voltage is 9V.
Preferably, the lithium battery is the battery that rated voltage is 12V.
This utility model provides a kind of cell switch control circuit, including control unit, type opening for contact switch
Shutdown button, the first isolating diode, the second isolating diode and power supply circuits.In the application, when user wants start,
Switching on and shutting down button is clicked then, now switch control pin can receive ON signal, then control unit can immediately according to ON signal
Output trigger controls first end and the conducting of the second end of power supply circuits to power supply circuits, then battery by power supply circuits with
And second isolating diode power for control unit.When user wants shutdown, then switching on and shutting down button is clicked again, is now switched
Controlling switch can receive OFF signal, then control unit stops output trigger to power supply circuits, control according to OFF signal immediately
The first end of power supply circuits processed and the second end disconnect, then battery stops by powering for control unit.It can be seen that, the application will start shooting
Power supply and power supply of shutting down are combined together, and battery is controlled whether to power for control unit by switching on and shutting down button, when shutdown, electricity
Pond can stop powering for control unit, reduce the open circuit loss of battery, extend the use of battery electric quantity.
Description of the drawings
For the technical scheme being illustrated more clearly that in this utility model embodiment, below will be to prior art and embodiment
Needed for accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to this
A little accompanying drawings obtain other accompanying drawings.
Fig. 1 is the control unit peripheral structure schematic diagram of equipment of the prior art；
A kind of structural representation of cell switch control circuit that Fig. 2 is provided for this utility model.
Specific embodiment
Core of the present utility model is to provide a kind of cell switch control circuit, by start power supply and shutdown for being electrically coupled
Together, battery is controlled whether to supply for control unit by the action of switching on and shutting down button and the current oneself state of control unit
Electricity, when shutdown, battery can stop powering for control unit, reduce the open circuit loss of battery, extend making for battery electric quantity
With.
It is to make purpose, technical scheme and the advantage of this utility model embodiment clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described to the technical scheme in this utility model embodiment, it is clear that retouched
The embodiment stated is a part of embodiment of this utility model, rather than the embodiment of whole.Based on the enforcement in this utility model
Example, the every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art are belonged to
The scope of this utility model protection.
Refer to Fig. 2, a kind of structural representation of cell switch control circuit that Fig. 2 is provided for this utility model, the electricity
Road includes：
Control unit 1；
Preferably, control unit 1 is microcomputer.
Certainly, control unit 1 here is not limited in microcomputer, can realize the purpose of this utility model.
First end is connected with the positive pole of battery, the second end is respectively with the switch control pin of control unit 1 and by the
The switching on and shutting down button 2 that one isolating diode 3 is connected with the energization pins of control unit 1, the minus earth of battery, switching on and shutting down button
2 is contact switch；
Control end is connected with the triggering controlling switch of control unit 1, the connection of the positive pole of first end and battery, the second end pass through
The power supply circuits that second isolating diode 4 is connected with energization pins, control end are used for the first end and second for controlling power supply circuits
Conducting and disconnection between end；Power supply circuits are used for when switching on and shutting down button 2 is received by the first action, switch control pin is carried out
During the trigger that first action is produced, control unit 1 decides whether defeated by triggering controlling switch according to trigger
Go out trigger to control end, control power supply circuits carry out the second action, and then realize whether controlling battery by the second isolation
Diode 4 is powered for control unit 1；Wherein, when the current state of control unit is electrifying startup, trigger is to open letter
Number, the output trigger of control unit 1, the second action are conducting；When the current state of control unit is normal operating conditions,
Trigger is OFF signal, and it is to close trigger that control unit 1 stops output trigger, and the second action is to disconnect.
Preferably, power supply circuits include：
First resistor 51 of the first end as the control end of power supply circuits；
Base stage is connected, is launched the first end of collection ground connection, colelctor electrode and second resistance 53 and connects with the second end of first resistor 51
The NPN type triode 52 for connecing；
The second resistance 53 that second end is connected with the first end of 3rd resistor 54；
Colelctor electrode connects as second end at second end, base stage and second resistance 53 of power supply circuits, transmitting collection and the 3rd
Resistance 54 the second end connection and its common port as the first end of power supply circuits PNP type triode 55.
Specifically, switching on and shutting down button 2 here is contact switch, is closed when user presses, and is disconnected, if desired when loosing one's grip
Device power-up, then user click switching on and shutting down button 2, then when switching on and shutting down button 2 is pressed, battery by first isolation two poles
Pipe 3 is powered for control unit 1, meanwhile, the switch control pin of control unit 1 can receive high level, and (namely the first action is produced
Raw trigger) and trigger control unit 1, then control unit 1 is immediately according to according to current oneself state (now control unit
1 current state is electrifying startup) generate trigger and exported to the base of NPN type triode 52 by triggering controlling switch
Pole, then NPN type triode 52 turn on, the current potential of the base stage of PNP type triode 55 is pulled low, and PNP type triode 55 is turned on, then electricity
Pond passes through PNP type triode 55 and the second disconnecting switch is powered for control unit 1.After then switching on and shutting down button 2 disconnects, control is single
Still can persistently there be electricity in unit 1.
If necessary to equipment shutdown, then user clicks switching on and shutting down button 2 again, then the switch control pin of control unit 1
High level (namely trigger of first action generation) is received again can, then the control unit 1 being triggered is first carried out closing
Machine program, stops output trigger according to current oneself state immediately after, then NPN type triode 52 disconnects, three pole of NPN type
Pipe 52 disconnects, then battery stops powering for control unit 1 by PNP type triode 55 and the second disconnecting switch.
It should be noted that switching on and shutting down button 2 is contact switch, switching on and shutting down button 2 here except when pressing except
By the effect that the first isolating diode 3 is the power supply of control unit 1, also act as one and trigger is provided for switch control pin
Effect.
Preferably, battery is lithium battery.
Preferably, lithium battery is the battery that rated voltage is 9V.
Preferably, lithium battery is the battery that rated voltage is 12V.
Certainly, battery here can also be other kinds of battery, in addition, when battery be lithium battery when, here for
The concrete numerical value of the rated voltage of lithium battery is not also particularly limited, and is determined according to practical situation.
This utility model provides a kind of cell switch control circuit, including control unit, type opening for contact switch
Shutdown button, the first isolating diode, the second isolating diode and power supply circuits.In the application, when user wants start,
Switching on and shutting down button is clicked then, now switch control pin can receive ON signal, then control unit can immediately according to ON signal
Output trigger controls first end and the conducting of the second end of power supply circuits to power supply circuits, then battery by power supply circuits with
And second isolating diode power for control unit.When user wants shutdown, then switching on and shutting down button is clicked again, is now switched
Controlling switch can receive OFF signal, then control unit stops output trigger to power supply circuits, control according to OFF signal immediately
The first end of power supply circuits processed and the second end disconnect, then battery stops by powering for control unit.It can be seen that, the application will start shooting
Power supply and power supply of shutting down are combined together, and battery is controlled by the action of switching on and shutting down button and the current oneself state of control unit
Whether system is that control unit is powered, and when shutdown, battery can stop powering for control unit, reduce the open circuit loss of battery,
Extend the use of battery electric quantity.
It should be noted that in this manual, such as first and second or the like relational terms are used merely to one
Individual entity or operation are made a distinction with another entity or operation, and are not necessarily required or implied these entities or operate it
Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to
Cover including for nonexcludability, so that a series of process, method, article or equipment including key elements not only includes those
Key element, but also including other key elements being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that
Also there is other identical element in the process including the key element, method, article or equipment.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or use that this practicality is new
Type.Various modifications to these embodiments will be apparent for those skilled in the art, determined herein
The General Principle of justice can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (6)
1. a kind of cell switch control circuit, it is characterised in that include：
Control unit；
First end is connected with the positive pole of battery, the second end respectively with the switch control pin of described control unit and pass through first
The switching on and shutting down button that isolating diode is connected with the energization pins of described control unit, the minus earth of the battery are described to open
Shutdown button is contact switch；
Control end is connected with the triggering controlling switch of described control unit, first end is connected with the positive pole of the battery, the second end
The power supply circuits being connected with the energization pins by the second isolating diode, the control end are used to control the power supply circuits
First end and the second end between conducting and disconnection；The power supply circuits are used to move when the switching on and shutting down button carries out first
Make, when the switch control pin receives the trigger that first action is produced, described control unit is according to currently certainly
Whether body Determines export trigger to the control end by the triggering controlling switch, control the power supply circuits and enter
The second action of row, and then to control the battery by second isolating diode be described control unit continued power or disconnection
Power supply；Wherein, when described control unit current state be electrifying startup when, the trigger be ON signal, the control
Unit exports trigger, and second action is conducting；When the current state of described control unit is normal operating conditions,
The trigger is OFF signal, and described control unit stopping output trigger, second action are disconnection.
2. cell switch control circuit as claimed in claim 1, it is characterised in that the power supply circuits include：
First resistor of the first end as the control end of the power supply circuits；
Base stage is connected, launches the first end connection of collection ground connection, colelctor electrode and second resistance with the second end of the first resistor
NPN type triode；
The second resistance that second end is connected with the first end of 3rd resistor；
Colelctor electrode is connected with the second end of the second resistance as the second end of the power supply circuits, base stage, launches collection and institute
State 3rd resistor the second end connection and its common port as the first end of the power supply circuits PNP type triode.
3. cell switch control circuit as claimed in claim 1, it is characterised in that described control unit is microcomputer.
4. cell switch control circuit as claimed in claim 3, it is characterised in that the battery is lithium battery.
5. cell switch control circuit as claimed in claim 4, it is characterised in that the lithium battery is that rated voltage is 9V's
Battery.
6. cell switch control circuit as claimed in claim 4, it is characterised in that it is 12V that the lithium battery is rated voltage
Battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620850890.XU CN206060256U (en) | 2016-08-08 | 2016-08-08 | A kind of cell switch control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620850890.XU CN206060256U (en) | 2016-08-08 | 2016-08-08 | A kind of cell switch control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206060256U true CN206060256U (en) | 2017-03-29 |
Family
ID=58380152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620850890.XU Expired - Fee Related CN206060256U (en) | 2016-08-08 | 2016-08-08 | A kind of cell switch control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206060256U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114301144A (en) * | 2022-01-14 | 2022-04-08 | 西安稳先半导体科技有限责任公司 | Battery protection assembly, electronic device and control method |
-
2016
- 2016-08-08 CN CN201620850890.XU patent/CN206060256U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114301144A (en) * | 2022-01-14 | 2022-04-08 | 西安稳先半导体科技有限责任公司 | Battery protection assembly, electronic device and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170329 Termination date: 20210808 |