CN208134099U - A kind of battery and its battery Anti-dismantling protect circuit - Google Patents
A kind of battery and its battery Anti-dismantling protect circuit Download PDFInfo
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- CN208134099U CN208134099U CN201721435158.7U CN201721435158U CN208134099U CN 208134099 U CN208134099 U CN 208134099U CN 201721435158 U CN201721435158 U CN 201721435158U CN 208134099 U CN208134099 U CN 208134099U
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- battery
- charge
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- control module
- module
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model belongs to battery protection technical field, provides a kind of battery and its battery Anti-dismantling protection circuit, including detection module, main control module, memory module and charge and discharge control module；The output end of detection module and the input terminal of main control module connect, and the output end of main control module is connect with the control terminal of the input terminal of memory module and charge and discharge control module respectively, and the output end of charge and discharge control module is connected with battery；Detect whether battery is disassembled by detection module, in the case where battery is disassembled, output detection signal is so that main control module outputs control signals to memory module and charge and discharge control module, it controls memory module and stores malfunction, and it is electrically operated without charge and discharge to control battery to control charge and discharge control module output shutdown control signal, after the battery being disassembled re-assemblies, since memory module also stores malfunction, therefore, battery not will do it charge and discharge operation, improve safety when battery charging and discharging.
Description
Technical field
The utility model belongs to battery protection technical field more particularly to a kind of battery and its battery Anti-dismantling protection electricity
Road.
Background technique
The power supply that power battery refers to for powered tools, for example electric car, electric train, electric bicycle etc. mention
For the battery of power.With popularizing for power battery, the safety of power battery is also increasingly taken seriously.Due to power battery
It can dismantle, in maintenance, battery be overhauled by the service personnel of profession mostly, then the electricity that failure will be not present after maintenance
Pond uses after re-assemblying.However can have the case where amateur service personnel dismantles battery privately, due to amateur maintenance people
Member can not accurately confirm battery whether without failure, at this point, use can have safety after the battery under disassembly is re-assemblied
Failure not can guarantee the safety of battery.
In conclusion existing battery presence re-assemblies asking for the safety that not can guarantee battery when use after being disassembled
Topic.
Utility model content
The purpose of this utility model is to provide a kind of batteries and its battery Anti-dismantling to protect circuit, it is intended to the electricity solved
Pond there are problems that re-assemblying the safety that not can guarantee battery when use after being disassembled.
On the one hand the utility model provides a kind of battery Anti-dismantling protection circuit, including detection module, main control module, deposit
Store up module and charge and discharge control module；
The output end of the detection module is connect with the input terminal of the main control module, the output end point of the main control module
It is not connect with the control terminal of the input terminal of the memory module and the charge and discharge control module, the output of the charge-discharge modules
End is connected with the battery；
The detection module exports inspection if detecting that the battery is disassembled for detecting whether the battery is disassembled
Signal is surveyed to the main control module；
The main control module is used to output control signals to the memory module and described according to the detection signal that receives
Charge and discharge control module；
The memory module is used to store malfunction according to the control signal；
The charge and discharge control module is used for the output when receiving the control signal or detecting the malfunction
Shutdown control signal is electrically operated without charge and discharge to control battery.
On the other hand the utility model additionally provides a kind of battery, the battery includes above-mentioned battery Anti-dismantling protection electricity
Road.
Battery and its battery Anti-dismantling provided by the utility model protects circuit, by detection module detect battery whether by
Disassembly, in the case where battery is disassembled, output detection signal is so that main control module outputs control signals to memory module and charge and discharge
Electric control module, control memory module store malfunction, and control charge and discharge control module output shutdown control signal to control
Battery processed is electrically operated without charge and discharge, after the battery being disassembled re-assemblies, since memory module also stores malfunction,
Therefore, battery not will do it charge and discharge operation, improves safety when battery charging and discharging, efficiently solves existing battery and deposit
Not the problem of not can guarantee the safety of battery when re-assemblying use after being disassembled.
Detailed description of the invention
Fig. 1 is a kind of function structure chart of battery Anti-dismantling protection circuit provided by the embodiment of the utility model；
Fig. 2 is that the structure of the detection module 110 of battery Anti-dismantling protection circuit 10 provided by the embodiment of the utility model is shown
It is intended to；
Fig. 3 is a kind of circuit structure diagram for battery Anti-dismantling protection circuit that the utility model first embodiment provides.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It should be noted that term " includes " in the specification and claims of the utility model and they are any
Deformation, it is intended that cover and non-exclusive include.Such as process, method or system, product comprising a series of steps or units
Or equipment is not limited to listed step or unit, but optionally further comprising the step of not listing or unit, or can
Selection of land further includes the other step or units intrinsic for these process, methods, product or equipment.In addition, term " first ",
" second " and " third " etc. are for distinguishing different objects, not for description particular order.
The utility model embodiment not can guarantee battery to solve battery in the presence of when re-assemblying use after being disassembled
The problem of safety, provides a kind of battery and its battery Anti-dismantling protection circuit.By detection module detect battery whether by
Disassembly, in the case where battery is disassembled, output detection signal is so that main control module outputs control signals to memory module and charge and discharge
Electric control module, control memory module store malfunction, and control charge and discharge control module output shutdown control signal to control
Battery processed is electrically operated without charge and discharge, after the battery being disassembled re-assemblies, since memory module also stores malfunction,
Therefore, battery not will do it charge and discharge operation, improves safety when battery charging and discharging, efficiently solves existing battery and deposit
Not the problem of not can guarantee the safety of battery when re-assemblying use after being disassembled.
In order to illustrate technical solution described in the utility model, the following is a description of specific embodiments.
Fig. 1 shows the structure of battery protecting circuit 10 provided in this embodiment, as shown in Figure 1, battery Anti-dismantling is protected
Circuit 10 is connected with battery 20, and it includes detection module 110, main control module 120, memory module that battery Anti-dismantling, which protects circuit 10,
130 and charge and discharge control module 140.
The output end of detection module 110 is connect with the input terminal of main control module 120, the output end difference of main control module 120
Connect with the control terminal of the input terminal of memory module 130 and charge and discharge control module 140, the output end of charge-discharge modules 140 with
Battery 20 is connected.
Detection module 110 detects whether battery is disassembled, and detects that battery is disassembled, and exports detection signal to master control mould
Block 120.
Main control module 120 outputs control signals to memory module 130 and charge and discharge control according to the detection signal received
Module 140.
Memory module 130 stores malfunction according to control signal.
Charge and discharge control module 140 receive control signal or when detecting malfunction output shutdown control signal with
It is electrically operated without charge and discharge to control battery 20.
In a particular application, after the shell of battery 20 is removed, detection module 110 can detect that battery is disassembled, into
And detection signal is exported so that control module 120 is according to detection signal output control signal.
In a particular application, above-mentioned memory module includes flash storage.Flash storage is a kind of non-volatile interior
It deposits, also can muchly keep data under conditions of the supply of no voltage.After battery is disassembled, in memory module 140
Flash storage can store malfunction according to control signal, even if after the battery being disassembled re-assemblies, since Flash is deposited
Malfunction in reservoir is not wiped free of, and charge and discharge control module 140, which detects, can still export shutdown control when malfunction
Signal is so that battery 20 is electrically operated without charge and discharge, and then plays the role of protecting battery.
In one embodiment, as shown in Fig. 2, above-mentioned detection module 110 includes detection unit 111 and switch unit 112.
The output end of detection unit 111 is connect with the input terminal of switch unit 112, and the output end of switch unit 112 is inspection
Survey the output end of module.
Detection unit 111 detects whether battery is disassembled, the output of switch unit 112 detection when detecting that battery is disassembled
Signal.
Fig. 3 shows the circuit structure of battery Anti-dismantling protection circuit provided by the embodiment of the utility model, for the ease of
Illustrate, illustrates only part relevant to the utility model embodiment, details are as follows：
As shown in figure 3, the embodiment as the utility model, above-mentioned detection unit 111 includes detecting element T1, first
Resistance R1 and first capacitor C1.
The first end of detecting element T1 connects power supply VCC, and the of the second end of detecting element T1 and first resistor R1
One end connection, the second end ground connection of first resistor R1, the first end of first capacitor C1 are connect with the first end of first resistor R1, the
The second end of one capacitor C1 is grounded, and the first end of first capacitor C1 is the output end of detection unit 111.
In a particular application, above-mentioned detecting element T1 is light-sensitive element.Light-sensitive element can be photo resistance, or
Photodiode, it is without restriction herein.It should be noted that detecting element includes being able to detect that battery is disassembled any
Detect device, such as sensor.
Switch unit 112 includes second resistance R2,3rd resistor R3 and first switch tube Q1.
The of the first termination power supply VCC of second resistance R2, the second end of second resistance R2 and first switch tube Q1
One end connection, the controlled end of first switch tube Q1 are the input terminal of switch unit 112, and the second end of first switch tube Q1 is grounded,
The first end of first switch tube Q1 is the output end of switch unit 112.
In a particular application, above-mentioned first switch tube Q1 is NPN type triode Q1, and the current collection of NPN type triode Q1 is extremely
The first end of first switch tube Q1, the base stage of NPN type triode Q1 are the controlled end of first switch tube Q1, NPN type triode Q1
The transmitting extremely second end of first switch tube Q1.
Charge and discharge control module 140 includes feedback controller AFE, the 4th resistance R4, the 5th resistance R5, second switch Q2
And third switching tube Q3.
The input terminal of feedback controller AFE be charge and discharge control module 140 input terminal, the first of feedback controller AFE
Output end is connect with the first end of the 4th resistance R4, and the second end of the 4th resistance R4 is connect with the controlled end of second switch Q2,
The first end of second switch Q2 and the second end of third switching tube Q3 collectively form the output end of charge and discharge control module 140,
The second end of second switch Q2 is connect with the first end of third switching tube Q3, the second output terminal of feedback controller AFE and the
The first end of five resistance R5 connects, and the second end of the 5th resistance R5 is connect with the controlled end of third switching tube Q3.
In a particular application, it is second that above-mentioned second switch Q2, which is the source electrode of the first NMOS tube Q2, the first NMOS tube Q2,
The first end of switching tube Q2, the grid of the first NMOS tube Q2 are the controlled end of second switch Q2, the drain electrode of the first NMOS tube Q2
For the second end of second switch Q2.
In a particular application, third switching tube Q3 is that the drain electrode of the second NMOS tube Q3, the 2nd NOMS pipe Q3 switchs for third
The first end of pipe Q3, the grid of the second NMOS tube Q3 are the controlled end of third switching tube Q3, and the source electrode of the second NMOS tube Q3 is the
The second end of three switching tube Q3.
In a particular application, the first end of above-mentioned second switch Q2 is connect with the battery core cathode interface of battery 20, above-mentioned
The second end of third switching tube Q3 is connect with the protection board negative electrode interface of battery 20.
It is illustrated below in conjunction with working principle of the Fig. 3 to battery Anti-dismantling circuit provided in this embodiment：
After the shell of battery 20 is removed, base of the light-sensitive element T1 due to being made NPN type triode Q1 by illumination
Electrode current increases, so that NPN type triode Q1 saturation conduction, so that the output end output detection signal of switch unit 112
(high level is converted to low level).After main control module detects the detection signal (trigging signal), control signal can be exported and be given to
Memory module, control memory module stores this malfunction, and controls the malfunction and be not wiped free of.Main control module output
The signal further output of charge and discharge control module 140 shutdown control signal is controlled, specifically, the first NOMS pipe Q2 of control and the
Two NOMS pipe Q3 shutdown, and then stop the operation that charge and discharge are carried out to battery.After even if the battery being disassembled re-assemblies, due to
Malfunction in flash storage is not wiped free of, and charge and discharge control module 140, which detects, can still export pass when malfunction
Disconnected control signal is so that battery 20 is electrically operated without charge and discharge, and then plays the role of protecting battery.In addition, as a kind of realization
Mode main control module 120 reads the malfunction in memory module 130 after powering on after, will continue to output control signal control
The output shutdown control signal of charge and discharge control module 140, so that battery 20 is electrically operated without charge and discharge, to play protection battery
Effect.
The present embodiment additionally provides a kind of battery, which includes above-mentioned battery Anti-dismantling protection circuit.
Battery and its battery Anti-dismantling provided by the embodiment of the utility model protects circuit, detects battery by detection module
Whether it is disassembled, in the case where battery is disassembled, output detection signal is so that main control module outputs control signals to memory module
It with charge and discharge control module, controls memory module and stores malfunction, and control charge and discharge control module output shutdown control letter
Number battery is electrically operated without charge and discharge to control, after the battery being disassembled re-assemblies, also store due to memory module therefore
Barrier state, therefore, battery not will do it charge and discharge operation, improve safety when battery charging and discharging, efficiently solve existing
Battery there are problems that re-assemblying the safety that not can guarantee battery when use after being disassembled.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of battery Anti-dismantling protects circuit, be connected with battery, which is characterized in that the battery Anti-dismantling protects the circuit to include
Detection module, main control module, memory module and charge and discharge control module；
The output end of the detection module is connect with the input terminal of the main control module, the output end of the main control module respectively with
The input terminal of the memory module is connected with the control terminal of the charge and discharge control module, the output of the charge and discharge control module
End is connected with the battery；
The detection module detects whether the battery is disassembled, and detects that the battery is disassembled, and exports detection signal to institute
State main control module；
The main control module outputs control signals to the memory module according to the detection signal received and the charge and discharge is automatically controlled
Molding block；
The memory module stores malfunction according to the control signal；
The charge and discharge control module exports shutdown control when receiving the control signal or detecting the malfunction
Signal is electrically operated without charge and discharge to control battery.
2. battery Anti-dismantling according to claim 1 protects circuit, which is characterized in that the detection module includes that detection is single
Member and switch unit；
The output end of the detection unit is connect with the input terminal of the switch unit, and the output end of the switch unit is described
The output end of detection module；
The detection unit detects whether the battery is disassembled, and when detecting that the battery is disassembled, the switch unit is defeated
Signal is detected out.
3. battery Anti-dismantling according to claim 2 protects circuit, which is characterized in that the detection unit includes detection member
Part, first resistor and first capacitor；
The first end of the detecting element connects power supply, the second end of the detecting element and the first of the first resistor
The first end of end connection, the second end ground connection of the first resistor, the first end of the first capacitor and the first resistor connects
It connects, the second end ground connection of the first capacitor, the first end of the first capacitor is the output end of the detection unit.
4. battery Anti-dismantling according to claim 2 protects circuit, which is characterized in that the switch unit includes the second electricity
Resistance, 3rd resistor and first switch tube；
First termination power supply of the second resistance, the first of the second end of the second resistance and the first switch tube
End connection, the controlled end of the first switch tube are the input terminal of the switch unit, the second termination of the first switch tube
Ground, the first end of the first switch tube are the output end of the switch unit.
5. battery Anti-dismantling according to claim 4 protects circuit, which is characterized in that the first switch tube is NPN type
Triode；
The first end of the extremely described first switch tube of the current collection of the NPN type triode, the base stage of the NPN type triode are institute
State the controlled end of first switch tube, the second end of the extremely described first switch tube of transmitting of the NPN type triode.
6. battery Anti-dismantling according to claim 1 protects circuit, which is characterized in that the charge and discharge control module includes
Feedback controller, the 4th resistance, the 5th resistance, second switch and third switching tube；
The input terminal of the feedback controller is the input terminal of the charge and discharge control module, and the first of the feedback controller is defeated
Outlet is connect with the first end of the 4th resistance, and the second end of the 4th resistance and the controlled end of the second switch connect
It connects, the second end of the first end of the second switch and the third switching tube collectively forms the charge and discharge control module
Output end, the second end of the second switch are connect with the first end of the third switching tube, and the of the feedback controller
Two output ends are connect with the first end of the 5th resistance, and the second end of the 5th resistance is controlled with the third switching tube
End connection.
7. battery Anti-dismantling according to claim 6 protects circuit, which is characterized in that the second switch is first
NMOS tube；
The source electrode of first NMOS tube is the first end of the second switch, and the grid of first NMOS tube is described the
The controlled end of two switching tubes, the drain electrode of first NMOS tube are the second end of the second switch.
8. battery Anti-dismantling according to claim 6 protects circuit, which is characterized in that the third switching tube is second
NMOS tube；
The drain electrode of second NMOS tube is the first end of the third switching tube, and the grid of second NMOS tube is described the
The controlled end of three switching tubes, the source electrode of second NMOS tube are the second end of the third switching tube.
9. battery Anti-dismantling according to claim 1 protects circuit, which is characterized in that the memory module includes Flash
Memory.
10. a kind of battery, which is characterized in that protect circuit including the described in any item battery Anti-dismantlings of such as claim 1-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721435158.7U CN208134099U (en) | 2017-10-31 | 2017-10-31 | A kind of battery and its battery Anti-dismantling protect circuit |
| PCT/CN2017/118646 WO2019085234A1 (en) | 2017-10-31 | 2017-12-26 | Battery and battery removal-proof protection circuit thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721435158.7U CN208134099U (en) | 2017-10-31 | 2017-10-31 | A kind of battery and its battery Anti-dismantling protect circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208134099U true CN208134099U (en) | 2018-11-23 |
Family
ID=64284364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721435158.7U Active CN208134099U (en) | 2017-10-31 | 2017-10-31 | A kind of battery and its battery Anti-dismantling protect circuit |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208134099U (en) |
| WO (1) | WO2019085234A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110138932A (en) * | 2019-04-16 | 2019-08-16 | 华为技术有限公司 | A kind of monitoring device and electronic equipment of battery roll |
| WO2020125693A1 (en) * | 2018-12-18 | 2020-06-25 | 东莞新能德科技有限公司 | Battery assembly, electronic device and battery testing system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050036658A (en) * | 2003-10-16 | 2005-04-20 | 삼성전자주식회사 | Apparatus and method for controlling the battery |
| JP2005269374A (en) * | 2004-03-19 | 2005-09-29 | Fuji Photo Film Co Ltd | Electronic camera |
| CN102263303B (en) * | 2011-06-02 | 2016-09-14 | 福州天和新能电子科技有限公司 | Modular lithium power battery and management systems and management method thereof |
| CN102231548B (en) * | 2011-07-04 | 2013-11-06 | 上海工程技术大学 | Battery charging device with dynamic capacity-display and charge countdown functions and application thereof |
| CN106684994A (en) * | 2017-01-03 | 2017-05-17 | 浙江绿源电动车有限公司 | Battery charging-discharging apparatus and electric bicycle |
-
2017
- 2017-10-31 CN CN201721435158.7U patent/CN208134099U/en active Active
- 2017-12-26 WO PCT/CN2017/118646 patent/WO2019085234A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020125693A1 (en) * | 2018-12-18 | 2020-06-25 | 东莞新能德科技有限公司 | Battery assembly, electronic device and battery testing system |
| US12074463B2 (en) | 2018-12-18 | 2024-08-27 | Dongguan Nvt Technology Limited | Battery assembly, electronic device, and battery detection system |
| CN110138932A (en) * | 2019-04-16 | 2019-08-16 | 华为技术有限公司 | A kind of monitoring device and electronic equipment of battery roll |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019085234A1 (en) | 2019-05-09 |
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