CN207269155U - High-tension battery bag charging circuit with detection function in place - Google Patents
High-tension battery bag charging circuit with detection function in place Download PDFInfo
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- CN207269155U CN207269155U CN201720991263.2U CN201720991263U CN207269155U CN 207269155 U CN207269155 U CN 207269155U CN 201720991263 U CN201720991263 U CN 201720991263U CN 207269155 U CN207269155 U CN 207269155U
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- tension battery
- battery bag
- charger
- contact point
- charger module
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Abstract
The utility model provides the high-tension battery bag charging circuit with detection function in place, belongs to charge and discharge electrical domain, including：Charger shell, and high-tension battery bag；The charger module in charger shell body, is equipped with relay RY1 between charger module and high-tension battery bag；The first feeder ear, the second feeder ear, the 3rd feeder ear are equipped with charger module；The control circuit by relay RY1 coils is equipped between charger module and high-tension battery bag, contact point is equipped with high-tension battery bag, when high-tension battery bag is installed to predeterminated position with respect to charger shell, contact point S1, contact point S2 are connected with control circuit；The ID identification circuits being connected with high-tension battery bag are additionally provided with charger module.By being detected to whether high-tension battery bag is installed in place before being charged, only judge just to charge to high-tension battery bag after being installed in place, prevent battery pack installation is not in place from carrying out charging initiation shock hazard, reduce the presence of security risk.
Description
Technical field
The utility model belongs to charge and discharge electrical domain, the high-tension battery bag charging electricity more particularly to detection function in place
Road.
Background technology
Electric tool, the voltage of garden instrument class lithium battery pack charger currently on the market is all less than human-body safety electricity
Pressure, thus by the charging terminal of charger it is exposed be outside meet safety in production regulation, human body will not usually be caused serious
Accidental shock accident, but when being used to charge to large-capacity battery pack (more than 40V battery packs), then there are on charging terminal
High-voltage electricity electric shock user or therefore other caused security risks.
Utility model content
In order to solve shortcoming and defect existing in the prior art, the utility model is provided to carry out by high-tension battery bag
The mode detected in place, improves the high-tension battery bag charging circuit with detection function in place of security..
In order to reach above-mentioned technical purpose, the utility model provides the high-tension battery bag charging with detection function in place
Circuit, the charging circuit, including：
Charger shell, and the high-tension battery bag on charger shell；
The charger module for being used for powering to high-tension battery bag is equipped with charger shell body, in charger module and high pressure
Relay RY1 is equipped between battery pack；First be connected with the end feet 3 of normally opened contact in relay is equipped with charger module
Feeder ear, and the second feeder ear being connected with the end feet 4 of normally opened contact in relay, the second feeder ear and high-tension battery bag phase
Even, the 3rd feeder ear being connected with high-tension battery bag is additionally provided with charger module；
Be additionally provided between charger module and high-tension battery bag by relay RY1 coils the first control circuit and
Second control circuit, is equipped with contact point S1, and the contact point S2 connected with S1, when high-tension battery bag in high-tension battery bag
When being installed to predeterminated position relative to charger shell, contact point S1, contact point S2 are controlled with the first control circuit, second respectively
Connection processed；
The ID identification circuits being connected with high-tension battery bag are additionally provided with charger module.
Optionally, in the high-tension battery bag, it is equipped with：
Equipped with the B+ ends being connected with the second feeder ear, and the B- ends being connected with the 3rd feeder ear.
Optionally, 12V feeder ears, one end and the 12V feeder ears of the first control circuit are equipped with the charger module
It is connected.
Optionally, second control circuit includes：
The drain electrode of NMOS tube Q1 is connected with contact point S2,
The grid of NMOS tube Q1 is connected with charger module,
The source electrode of NMOS tube Q1 is also extremely connected while being connected with charger module with signal ground.
Optionally, the high-tension battery bag, including：
The first shrapnel being arranged at contact point S1, the second shrapnel being arranged at contact point S2；
When high-tension battery is connected to charger shell, the first shrapnel and the second shrapnel are squeezed generation elastic deformation.
Optionally, charging circuit of the charger module including decompression, rectification, filter circuit.
The beneficial effect that technical solution provided by the utility model is brought is：
By whether deforming upon the detection completed high-tension battery bag and whether be installed in place between contact flat spring and contact point,
Only after being installed in place, the charging circuit of high-tension battery bag can just turn on, and prevent that not carrying out the exposure of rechargable battery charging end easily draws
Shock hazard is sent out, reduces the presence of security risk.
Brief description of the drawings
, below will be to needed in embodiment description in order to illustrate more clearly of the technical solution of the utility model
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the utility model, for
For those of ordinary skill in the art, without creative efforts, other can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the structural representation provided by the utility model with the high-tension battery bag charging circuit of detection function in place
Figure.
Embodiment
To make the structure of the utility model and advantage clearer, the structure of the utility model is made below in conjunction with attached drawing
It is further described through.
Embodiment one
The utility model provides the high-tension battery bag charging circuit with detection function in place, the charging circuit, bag
Include：
Charger shell, and the high-tension battery bag on charger shell；
The charger module for being used for powering to high-tension battery bag is equipped with charger shell body, in charger module and high pressure
Relay RY1 is equipped between battery pack；First be connected with the end feet 3 of normally opened contact in relay is equipped with charger module
Feeder ear, and the second feeder ear being connected with the end feet 4 of normally opened contact in relay, the second feeder ear and high-tension battery bag phase
Even, the 3rd feeder ear being connected with high-tension battery bag is additionally provided with charger module；
Be additionally provided between charger module and high-tension battery bag by relay RY1 coils the first control circuit and
Second control circuit, is equipped with contact point S1, and the contact point S2 connected with S1, when high-tension battery bag in high-tension battery bag
When being installed to predeterminated position relative to charger shell, contact point S1, contact point S2 are controlled with the first control circuit, second respectively
Connection processed；
The ID identification circuits being connected with high-tension battery bag are additionally provided with charger module.
In force, in order to carry out charging operations to high-tension battery bag, carry the utility model proposes one kind and examine in place
The high-tension battery bag charging circuit of brake, the charging circuit include charger shell 1, and on charger shell 1
High-voltage charging bag 2.The charger module 3 that charge control is carried out to high-tension battery bag is equipped with charger shell.
As shown in Figure 1, charger module is equipped with the first feeder ear and the 3rd feeder ear powered to high-tension battery bag
OUT-, the first feeder ear is the second feeder ear OUT+ being connected with high-tension battery bag after relay RY1, so as to fulfill right
To the charging operations of high-tension battery bag.
Control circuit is equipped with charger module, is powered by detecting circuit for high-tension battery bag.In order to supplying
Electric process is controlled to be operated so as to fulfill safe charging.Detection circuit includes the first control circuit and the second control circuit, when
When high-tension battery bag is installed in place relative to charger shell, contact point S1 and S2 is by first control circuit, the second control circuit
Conducting, and ID signal pins high-tension batteries are surrounded by low and high level and send, so as to make charger module judge high-tension battery bag
Successfully it is installed in place, can charges, so that the coil charges being arranged between end feet 1,2 in relay RY1 are made, and then
The state of shrapnel from initial connection 3,5 on normally opened contact is caused to be switched to connected state so that the first feeder ear, second supply
The current supply circuit conducting that electric end OUT+, the 3rd feeder ear OUT- are formed, so as to make charger module be filled to high-tension battery bag
It is electrically operated.
If the installation of high-tension battery bag is not in place, the coil in relay RY1 will not be powered, normal in relay RY1
Opening the position of contact will not change, so as to cannot charge to high-tension battery bag, so as to fulfill to high-tension battery Bao An
Completely charged controls.
The principle of ID identification circuits is that different joint number battery packs can send different low and high level handshake to charger,
Q1 can be just opened after only shaking hands successfully, and then makes control circuit turn on.
Optionally, in the high-tension battery bag, it is equipped with：
Equipped with the B+ ends being connected with the second feeder ear, and the B- ends being connected with the 3rd feeder ear.
In force, B+ ends corresponding with the second feeder ear OUT+ are equipped with high-tension battery bag, and are powered with the 3rd
Hold the corresponding B- ends of OUT-.When on the predeterminated position that high-tension battery bag is placed on charger shell, contact point S1, contact point
After the presence of S2 causes the first control circuit, the conducting of the second control circuit, make coil in RY1 be powered so that the first feeder ear,
Second feeder ear OUT+ turn on, make charger module from externally fed circuit take electricity after by the second feeder ear OUT+, the 3rd supply
Electric end OUT- charges to high-tension battery bag.
Optionally, 12V feeder ears, one end and the 12V feeder ears of the first control circuit are equipped with the charger module
It is connected.
In force, in order to ensure that the detection circuit including contact point S1, S2 can play a role, in charger mould
It is equipped with block and 12V feeder ears is provided, so when on the predeterminated position that high-tension battery bag is placed on charger shell, makes RY1
Interior coil, which is powered, produces magnetic field, and then makes normally opened contact shift one's position.
Optionally, second control circuit includes：
The drain electrode of NMOS tube Q1 is connected with contact point S2,
The grid of NMOS tube Q1 is connected with charger module,
The source electrode of NMOS tube Q1 is also extremely connected while being connected with charger module with signal ground.
In force, the branch between contact point and NMOS tube Q1 turns on, when the voltage Vgs in Q1 is more than preset value,
NMOS tube Q1 is turned on so that charger module gets Continuity signal, so as to pass through the second feeder ear OUT+ and the 3rd feeder ear
OUT- carries out charging operations to high-tension battery bag.
Optionally, the high-tension battery bag, including：
The first shrapnel being arranged at contact point S1, the second shrapnel being arranged at contact point S2；
When high-tension battery is connected to charger shell, the first shrapnel and the second shrapnel are squeezed generation elastic deformation.
In force, the first shrapnel and the second shrapnel are respectively equipped with contact point S1, S2 in high-tension battery bag.Work as high pressure
When battery pack is placed on the predeterminated position on charger shell, the first shrapnel, the second shrapnel, which are squeezed, occurs elastic deformation, into
And the coil in relay RY1 is powered so that the first feeder ear, the second feeder ear OUT+ conductings, make charger module from outside
Supply line is charged after taking electricity by the second feeder ear OUT+, the 3rd feeder ear OUT- to high-tension battery bag.
In order to ensure charging circuit Electrical Safety, it is necessary to pre-determined distance will be kept between contact point S1 and contact point S2,
Insulation spacer can also be added between S1 and S2, it is therefore intended that the insulating properties between two contact points of enhancing, keeps charging
The Electrical Safety of circuit.
In order to which controls of the RY1 to circuit on-off is associated with the action of high-voltage charging bag, set respectively on detection circuit
There is the contact flat spring being connected with high-tension battery bag, when high-tension battery is connected to charger shell, contact flat spring is squeezed hair
Raw deformation.Deforming upon means that high-voltage charging bag has settled into position to be charged, detects line conduction at this time, and then make
RY1 interior loops be powered so that first input end residing for line conduction, make charger module after externally fed circuit takes electricity
Charged by the second feeder ear OUT+, the 3rd feeder ear OUT- to high-tension battery bag.
Rechargeable to the progress of high-tension battery bag by the charging circuit, there are following two states：
First, when charging circuit connects extraneous power supply, and high-tension battery Bao Wei is inserted into charger shell, inside charger module
NMOS tube Q1 be closed, contact point S1, S2 and contact flat spring do not contradict so that on-off signal switch is in normal
Open state, the first feeder ear and the second feeder ear OUT+ Non voltage outputs.
2nd, when the extraneous power supply of charging circuit connection, and high-tension battery bag is inserted into charger shell, and contact point S1, S2 are with connecing
Shrapnel to be touched to contradict, charger module judges that high-tension battery bag is installed in place by the detection circuit of conducting, while by ID
Identification circuit correctly identifies the model of high-tension battery bag to be charged, is then turned on Q1, RY1 switches is in normally open, the
One feeder ear and the second feeder ear OUT+ output voltages, charge high-tension battery bag.
Optionally, charging circuit of the charger module including decompression, rectification, filter circuit.
In force, in order to strengthen the stability of high-tension battery bag charging process, can also be added in charger module
Rectification circuit and filter circuit, for improving the degree of purity of the electric current to charge to high-tension battery bag, enhancing high-tension battery bag
Service life.Here rectification, filter circuit are common circuit, and the specific manifestation form not to both repeats herein.
The utility model provides the high-tension battery bag charging circuit with detection function in place, including：Charger shell,
And the high-tension battery bag on charger shell；The charger module in charger shell body, in charger module and height
Relay RY1 is equipped between piezoelectric battery bag；The first feeder ear, the second feeder ear, the 3rd feeder ear are equipped with charger module；
The control circuit by relay RY1 coils is additionally provided between charger module and high-tension battery bag, in high-tension battery bag
It is interior to be equipped with contact point, when high-tension battery bag is installed to predeterminated position relative to charger shell, contact point S1, contact point S2 with
Control circuit connects；The ID identification circuits being connected with high-tension battery bag are additionally provided with charger module.By charging
It is preceding to be detected to whether high-tension battery bag is installed in place, only judge just to fill high-tension battery bag after being installed in place
Electricity, prevents battery pack installation is not in place from carrying out charging initiation shock hazard, reduces the presence of security risk.
Each sequence number in above-described embodiment is for illustration only, does not represent the elder generation during the assembling or use of each component
Order afterwards.
The above description is only the embodiments of the present invention, is not intended to limit the utility model, all in the utility model
Spirit and principle within, any modification, equivalent replacement, improvement and so on, should be included in the protection model of the utility model
Within enclosing.
Claims (6)
1. the high-tension battery bag charging circuit with detection function in place, it is characterised in that the charging circuit, including：
Charger shell, and the high-tension battery bag on charger shell；
The charger module for being used for powering to high-tension battery bag is equipped with charger shell body, in charger module and high-tension battery
Relay RY1 is equipped between bag；The first power supply being connected with the end feet 3 of normally opened contact in relay is equipped with charger module
End, and the second feeder ear being connected with the end feet 4 of normally opened contact in relay, the second feeder ear are connected with high-tension battery bag,
The 3rd feeder ear being connected with high-tension battery bag is additionally provided with charger module；
The first control circuit and second by relay RY1 coils is additionally provided between charger module and high-tension battery bag
Control circuit, is equipped with contact point S1, and the contact point S2 connected with S1 in high-tension battery bag, when high-tension battery bag relative to
When charger shell is installed to predeterminated position, contact point S1, contact point S2 connect with the first control circuit, the second control circuit respectively
Connect；
The ID identification circuits being connected with high-tension battery bag are additionally provided with charger module.
2. the high-tension battery bag charging circuit according to claim 1 with detection function in place, it is characterised in that in institute
State in high-tension battery bag, equipped with the B+ ends being connected with the second feeder ear, and the B- ends being connected with the 3rd feeder ear.
3. the high-tension battery bag charging circuit according to claim 1 with detection function in place, it is characterised in that in institute
State and 12V feeder ears are equipped with charger module, one end of the first control circuit is connected with 12V feeder ears.
4. the high-tension battery bag charging circuit according to claim 1 with detection function in place, it is characterised in that described
Second control circuit includes：
The drain electrode of NMOS tube Q1 is connected with contact point S2,
The grid of NMOS tube Q1 is connected with charger module,
The source electrode of NMOS tube Q1 is also extremely connected while being connected with charger module with signal ground.
5. the high-tension battery bag charging circuit according to claim 1 with detection function in place, it is characterised in that described
High-tension battery bag, including：
The first shrapnel being arranged at contact point S1, the second shrapnel being arranged at contact point S2；
When high-tension battery is connected to charger shell, the first shrapnel and the second shrapnel are squeezed generation elastic deformation.
6. the high-tension battery bag charging circuit according to any one of claims 1 to 5 with detection function in place, its feature
It is：
Charging circuit of the charger module including decompression, rectification, filter circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720991263.2U CN207269155U (en) | 2017-08-09 | 2017-08-09 | High-tension battery bag charging circuit with detection function in place |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720991263.2U CN207269155U (en) | 2017-08-09 | 2017-08-09 | High-tension battery bag charging circuit with detection function in place |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207269155U true CN207269155U (en) | 2018-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720991263.2U Active CN207269155U (en) | 2017-08-09 | 2017-08-09 | High-tension battery bag charging circuit with detection function in place |
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| Country | Link |
|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110431685A (en) * | 2018-06-26 | 2019-11-08 | 深圳市大疆创新科技有限公司 | A kind of battery component, autonomous mobile platform and autonomous mobile platform system |
-
2017
- 2017-08-09 CN CN201720991263.2U patent/CN207269155U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110431685A (en) * | 2018-06-26 | 2019-11-08 | 深圳市大疆创新科技有限公司 | A kind of battery component, autonomous mobile platform and autonomous mobile platform system |
| CN110431685B (en) * | 2018-06-26 | 2022-03-15 | 深圳市大疆创新科技有限公司 | Battery pack, autonomous mobile platform and autonomous mobile platform system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Yate Electric Appliance Co.,Ltd. Address before: 314100 No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Patentee before: ZHEJIANG YAT ELECTRICAL APPLIANCE Co.,Ltd. |