CN207117243U - A kind of charging device with break-make protection - Google Patents
A kind of charging device with break-make protection Download PDFInfo
- Publication number
- CN207117243U CN207117243U CN201720987899.XU CN201720987899U CN207117243U CN 207117243 U CN207117243 U CN 207117243U CN 201720987899 U CN201720987899 U CN 201720987899U CN 207117243 U CN207117243 U CN 207117243U
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- Prior art keywords
- charger
- protection
- joint
- battery bag
- circuit
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of charging device with break-make protection,Including charger and battery bag,Charger internal circuit is provided with charger,Input circuit and electromagnetic relay,At least two charger contacts are connected with charger internal circuit,Electromagnetic relay includes movable contact,Stationary contact and coil,Movable contact and stationary contact are connected with charger internal circuit and input circuit respectively,Two first protection joints are connected with coil,Battery bag internal circuit is provided with battery bag,The the second protection joint for being linked to be the battery bag joint of charging circuit with charger contacts and being linked to be protection circuit with the first protection joint is connected with battery bag internal circuit,Switch is in series with protection circuit,The utility model forms break-make to charger by protection circuit and electromagnetic relay and protected,Prevent that battery bag is not installed on charger and charger exposes aerial joint and produced with regard to powered situation,Eliminate the potential safety hazard of charger.
Description
Technical field
The utility model belongs to charger field, and in particular to a kind of charging device with break-make protection.
Background technology
At present, conventional when with external charger being that battery charges on the market, the patch piece of socket is powered, if charger
It is connected with power supply, it is still powered exposed to outer patch piece even if battery does not charge, easily get an electric shock, there is certain safety
Hidden danger, to eliminate the potential safety hazard, common protected mode is that the break-make of charging circuit is controlled by extra switch on the market,
But simple switch control is easily by error starting, still with certain potential safety hazard.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of safe charging dress with break-make protection
Put.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：A kind of charging dress with break-make protection
Put, including charger and battery bag, be provided with charger to the charger internal circuit of battery bag charging, to charger internal
The input circuit of circuit power supply and the electromagnetic relay connected with charger internal circuit and input circuit, charger internal electricity
At least two charger contacts are connected with road, electromagnetic relay includes movable contact, stationary contact and coil, movable contact and stationary contact
It is connected respectively with charger internal circuit and input circuit, two first protection joints is connected with coil, are set in battery bag
Have battery bag internal circuit, be connected with battery bag internal circuit with charger contacts be linked to be the battery bag joint of charging circuit with
And it is linked to be the second protection joint of protection circuit with the first protection joint, it is in series with switch in protection circuit.
Further, the first plate is provided with charger, charger contacts and the first protection joint are arranged at first
The second plate is provided with plate, in battery bag, battery bag joint and the second protection joint are arranged on the second plate.
Further, several grooves towards the first plate are provided with the second plate, battery bag joint and second protect
Shield joint is arranged in groove.
Further, switch as non-contact switch.
Further, non-contact switch is arranged on the first plate and the second plate.
Further, non-contact switch is magnetic switch, and magnetic switch includes magnet and magnetic induction contact, magnet and magnetic
Induction contact is separately positioned in battery bag and charger.
Further, non-contact switch is photoelectric sensor switch, and photoelectric sensor switch includes transmitting terminal and receiving terminal, hair
Penetrate end and receiving terminal is separately positioned in battery bag and charger.
Further, charger contacts, the first protection joint, battery bag joint and the second protection joint are square lead
Electric metal piece.
Further, chamfering is provided with conductive metal sheet.
Compared with prior art, the beneficial effects of the utility model are：
1st, when input circuit is connected, when battery bag is installed on charger, the first protection joint insertion groove neutralizes
Second protection joint connection and switch connection so that protection circuit is connected, and the coil in electromagnetic relay has electric current to pass through electromagnetism
Iron produces magnetic force so that the movable contact of electromagnetic relay is in the presence of magnetic force and stationary contact adhesive, input circuit and charger
Internal circuit is connected, i.e., input circuit is powered to charger internal circuit so that charger internal circuit is not charged；It is same with this
When, charger contacts are inserted in groove to be connected to form charging circuit with battery contact so that charger charges into battery bag.
When input circuit in an ON state, and when battery bag is removed from charger, switch off, at the same the first protection joint and
Second protection joint be not connected with, protection circuit is off so that do not have in the coil in electromagnetic relay electric current by,
Electromagnet does not have magnetic force, i.e. the movable contact of electromagnetic relay and stationary contact is off so that input circuit can not be with filling
Electrical equipment internal circuit is connected, i.e., input circuit is powered without normal direction charger internal circuit, so charger internal circuit is not charged,
The charger contacts connected on charger internal circuit are not charged, and preventing battery and not installing makes charger sudden and violent with regard to error starting
Reveal the powered situation of aerial joint to produce, eliminate the potential safety hazard of charger.
2nd, by the way that charger contacts and the first protection joint are concentrated on the first plate, battery bag joint and second is protected
Shield joint is concentrated on the second plate so that and the grafting of charger and battery bag is more convenient, meanwhile, reduce charger and electricity
Chi Bao difficulty of processing, save production cost.
3rd, when on charger and battery bag grafting, the first plate offsets with the second plate, the first protection joint and charging
Device joint is fully located in groove so that during charging, charger contacts, the first protection joint, battery bag joint and the second protection
Joint is respectively positioned in groove, is prevented live part is exposed from causing to get an electric shock, is improved the security performance of charger.
4th, the on-off switch in protection circuit uses non-contact switch, it can be ensured that charger and battery pack case it is complete
It is whole, improve security.
5th, when the second plate on the first plate and battery bag on charger is to connecting, i.e., first protects joint and fills
When electrical connector is fully located in groove, non-contact switch can just be connected, and prevent that non-contact switch is during grafting
Make it that the aerial first protection joint of exposure and charger contacts are powered through connecting, improve the safe to use of charging device.
6th, magnetic switch has the advantages that stable performance, good reliability, durable in use, and magnetic switch is simple in construction, raw
It is low to produce cost, substantially reduces production cost.
7th, photoelectric sensor switch is not susceptible to the interference of various thermals source, light source, radio-frequency radiation and thermal current, and operation is more steady
Fixed, sensitivity is higher, can be used in various environment, especially in magnetic field environment, the scope of application is wider.
8th, microswitch structure is simple, cheap, on charger, is pressed by battery bag and is started, be more suitable for
The use of low cost.
9th, the first protection joint and charger contacts are same tip, and the second protection joint and battery bag joint connect to be identical
Head, the quantity of joint can be greatly reduced, reduce production cost.
10th, square conductive metal sheet is easy to processing and installation, and the contact area of sheet metal is big so that charger contacts and
Connection effect between battery bag joint and the first protection joint and the second protection joint is more preferable, prevents from disconnecting, while metal
The processing cost of piece is low, reduces production cost, chamfering is set on conductive metal sheet, prevents the sharp corner angle of conductive metal sheet
User is scratched, ensures the safe to use of charger.
Compared with prior art, the utility model forms break-make to charger by protection circuit and electromagnetic relay and protected
Shield, preventing battery bag and being not installed on charger makes charger expose the powered situation of aerial joint with regard to error starting
Produce, eliminate the potential safety hazard of charger.
Brief description of the drawings
The utility model is further described with reference to the accompanying drawings and detailed description：
Fig. 1 is a kind of schematic diagram of the charging device uncharged state with break-make protection of the utility model；
Fig. 2 is a kind of schematic diagram of the charging device charged state with break-make protection of the utility model；
Fig. 3 is a kind of circuit diagram of the charging device with break-make protection of the utility model.
Wherein：1st, charger；11st, charger internal circuit；12nd, input circuit；13rd, electromagnetic relay；131st, movable contact；
132nd, stationary contact；14th, the first plate；141st, non-contact switch；2nd, battery bag；21st, battery bag internal circuit；22nd, second insert
Plate；221st, groove.
Embodiment
It is described further referring to figs. 1 to the embodiment of Fig. 3 charging devices with break-make protection a kind of to the utility model.
Embodiment one：
A kind of charging device with break-make protection, including charger 1 and battery bag 2, it is provided with to battery bag in charger 1
2 charging charger internal circuits 11, to charger internal circuit 11 power input circuit 12 and with charger internal electricity
The electromagnetic relay 13 that road 11 and input circuit 12 are connected, at least two chargers 1 are connected with charger internal circuit 11 and are connect
Head, electromagnetic relay 13 include movable contact 131, stationary contact 132, electromagnet and coil, and movable contact 131 and stationary contact 132 are distinguished
It is connected with charger internal circuit 11 and input circuit 12, two first protection joints is connected with coil, are set in battery bag 2
There is battery bag internal circuit 21, the battery bag 2 for being linked to be charging circuit with the joint of charger 1 is connected with battery bag internal circuit 21
Joint and the second protection joint for being linked to be protection circuit with the first protection joint, are in series with non-contact switch in protection circuit
141, non-contact switch 141 prevent charger 1 and battery bag 2 because adhesion, corrosion and abrasion between the two and by
Influence, operation is more stable, and the first plate 14 is provided with charger 1, and the joint of charger 1 and the first protection joint are arranged at
On first plate 14, the second plate 22 is provided with battery bag 2, several are provided with the second plate 22 towards the first plate 14
Groove 221, the joint of battery bag 2 and second protection joint be arranged in groove 221, non-contact switch 141 is opened for magnetic control
Close, magnetic switch includes magnet and magnetic induction contact, and magnet and magnetic induction contact are separately positioned on the first plate 14 and second and inserted
On plate 22, magnetic switch has the advantages that stable performance, good reliability, durable in use, and magnetic switch is simple in construction, is produced into
This is low, substantially reduces production cost；The joint of charger 1, the first protection joint, the joint of battery bag 2 and the second protection joint are
Square conductive metal sheet, chamfering is provided with conductive metal sheet.Square conductive metal sheet is easy to processing and installation, sheet metal
Contact area it is big so that the joint of charger 1 and the joint of battery bag 2 and first protection joint and second protection joint between
Connection effect is more preferable, prevents from disconnecting, while the processing cost of sheet metal is low, reduces production cost, is set on conductive metal sheet
Chamfering, prevent the sharp corner angle of conductive metal sheet from scratching user, ensure the safe to use of charger 1.
When input circuit 12 is connected, when battery bag 2 is installed on charger 1, the first protection joint insertion groove 221
The magnet on the second protection joint connection and battery is neutralized close to magnetic induction contact, the small iron plate in magnetic induction contact just drives magnetic
Induction contact closes so that protection circuit is connected, the coil in electromagnetic relay 13 have electric current by, electromagnet produces magnetic force,
So that the movable contact 131 of electromagnetic relay 13 is in the presence of magnetic force and the adhesive of stationary contact 132, input circuit 12 with charger
Portion's circuit 11 is connected, i.e., input circuit 12 is powered to charger internal circuit 11 so that charger internal circuit 11 is not charged；With
This is connected to form charging circuit so that charger 1 is to battery in the joint of charger 1 insertion groove 221 with battery contact simultaneously
Charged in bag 2.
When input circuit 12 in an ON state, and when battery bag 2 is removed from charger 1, magnet is away from magnetic induction
Contact, just band dynamic magnetic induction contact disconnects the small iron plate in magnetic induction contact, while the first protection joint and the second protection joint
Not connected, protection circuit is off so that does not have electric current in the coil in electromagnetic relay 13 by the way that electromagnet does not have
The movable contact 131 and stationary contact 132 of magnetic force, i.e. electromagnetic relay 13 are off so that input circuit 12 can not be with filling
Electrical equipment internal circuit 11 is connected, i.e., input circuit 12 is powered without normal direction charger internal circuit 11, so charger internal circuit
11 is not charged, i.e., the joint of charger 1 connected on charger internal circuit 11 is not charged, prevents battery and does not install and just opens by mistake
It is dynamic charger 1 is exposed the powered situation generation of aerial joint, eliminate the potential safety hazard of charger 1.
By the way that the joint of charger 1 and the first protection joint are concentrated on the first plate 14, the joint of battery bag 2 and second
Protection joint is concentrated on the second plate 22 so that and the grafting of charger 1 and battery bag 2 is more convenient, meanwhile, reduce charging
The difficulty of processing of device 1 and battery bag 2, save production cost；When on charger 1 and the grafting of battery bag 2, the first plate 14 and
Two plates 22 are offseted, and the first protection joint and the joint of charger 1 are fully located in groove 221 so that during charging, charger 1 connects
Head, the first protection joint, the joint of battery bag 2 and the second protection joint are respectively positioned in groove 221, prevent live part to be exposed
Cause to get an electric shock, improve the security performance of charger 1；When the first protection joint and the joint of charger 1 are fully located in groove 221
When, non-contact switch 141 can just be connected, and prevent that non-contact switch 141 is had turned on so that being exposed to during grafting
The first protection joint and the joint of charger 1 in air is powered, improves the safe to use of charging device.
Embodiment two：
The use of non-contact switch 141 is photoelectric sensor switch, photoelectric sensor switch includes transmitting terminal and receiving terminal, transmitting
End and receiving terminal are separately positioned on the non-contact switch in the technical characteristic alternate embodiment one in battery bag 2 and charger 1
141 be magnetic switch, and magnetic switch includes magnet and magnetic induction contact, and magnet and magnetic induction contact are separately positioned on battery bag 2
On charger 1, remaining technical characteristic is identical with embodiment one.
Photoelectric sensor switch is not susceptible to the interference of various thermals source, light source, radio-frequency radiation and thermal current, and operation is more steady
Fixed, sensitivity is higher, can be used in various environment, especially in magnetic field environment, the scope of application is wider.
Embodiment three：
The present embodiment and the difference of embodiment one are, microswitch, microswitch peace are in series with protection circuit
On charger 1, pressed by battery bag 2 and started.
Microswitch structure is simply cheap, is more suitable for the use of low cost.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (10)
1. a kind of charging device with break-make protection, including charger and battery bag, it is characterised in that：Set in the charger
Have to the charger internal circuit of battery bag charging, input circuit and and charger internal to the power supply of charger internal circuit
Circuit and the electromagnetic relay of input circuit series connection, are connected with least two charger contacts on the charger internal circuit,
The electromagnetic relay includes movable contact, stationary contact and coil, movable contact and stationary contact respectively with the charger internal circuit
Connected with input circuit, two first protection joints are connected with the coil, are provided with the battery bag inside battery bag
Circuit, be connected with battery bag internal circuit with charger contacts be linked to be charging circuit battery bag joint and with the first protection
Joint is linked to be the second protection joint of protection circuit, and switch is in series with the protection circuit.
A kind of 2. charging device with break-make protection according to claim 1, it is characterised in that：Set on the charger
There is the first plate, the charger contacts and the first protection joint are arranged on the first plate, be provided with the battery bag
Second plate, the battery bag joint and the second protection joint are arranged on the second plate.
3. according to a kind of charging device with break-make protection described in claim 2, it is characterised in that：Set on second plate
There are several grooves towards the first plate, the battery bag joint and the second protection joint are arranged in groove.
4. according to a kind of charging device with break-make protection described in claim 1, it is characterised in that：The switch is contactless
Switch.
A kind of 5. charging device with break-make protection according to claim 4, it is characterised in that：The non-contact switch
It is arranged on the first plate and the second plate.
A kind of 6. charging device with break-make protection according to claim 4 or 5, it is characterised in that：It is described contactless
Switch includes magnet and magnetic induction contact for magnetic switch, magnetic switch, and the magnet and magnetic induction contact are separately positioned on electricity
On Chi Bao and charger.
A kind of 7. charging device with break-make protection according to claim 4 or 5, it is characterised in that：It is described contactless
Switch includes transmitting terminal and receiving terminal for photoelectric sensor switch, photoelectric sensor switch, and the transmitting terminal and receiving terminal are set respectively
In battery bag and charger.
A kind of 8. charging device with break-make protection according to claim 1, it is characterised in that：The switch is opened for fine motion
Close.
A kind of 9. charging device with break-make protection according to claim 1, it is characterised in that：First protects joint and fills
Electrical connector is same tip, and the second protection joint and battery bag joint are same tip.
A kind of 10. charging device with break-make protection according to claim 2, it is characterised in that：The charger contacts,
First protection joint, battery bag joint and the second protection joint are square conductive metal sheet, are set on the conductive metal sheet
It is equipped with chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720987899.XU CN207117243U (en) | 2017-08-09 | 2017-08-09 | A kind of charging device with break-make protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720987899.XU CN207117243U (en) | 2017-08-09 | 2017-08-09 | A kind of charging device with break-make protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207117243U true CN207117243U (en) | 2018-03-16 |
Family
ID=61571166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720987899.XU Active CN207117243U (en) | 2017-08-09 | 2017-08-09 | A kind of charging device with break-make protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207117243U (en) |
-
2017
- 2017-08-09 CN CN201720987899.XU patent/CN207117243U/en active Active
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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. |