CN205986237U - Battery charger - Google Patents
Battery charger Download PDFInfo
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- CN205986237U CN205986237U CN201620889789.5U CN201620889789U CN205986237U CN 205986237 U CN205986237 U CN 205986237U CN 201620889789 U CN201620889789 U CN 201620889789U CN 205986237 U CN205986237 U CN 205986237U
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Abstract
The utility model provides a battery charger, cover on, including upper cover and base and be provided with at least one battery cell installing zone, be provided with negative spring in the one end of every battery cell installing zone and bore a hole, at every the other end of battery cell installing zone is provided with the through -hole, is provided with a plurality of status indicator lamp at the one end top near the through -hole of upper cover and perforates, and every battery cell installing zone is corresponding two status indicator lamp respectively perforates, sets up jaggedly in the bottom near the through -hole of upper cover, one of base is served and is provided with at least one negative spring, and the other end of base from interior at least one positive terminal, PCBA board of outwards having set gradually, PCBA board include base plate, charging circuit and USB interface device spare at least all the way, the gomphosis of forming a complete set each other of upper cover and base. The utility model discloses a battery charger, novel structure, convenient to carry can carry out independent charging control to every battery cell.
Description
Technical field
This utility model is related to a kind of battery charger.
Background technology
Application with chargeable lithium cell is more and more extensive, also increasing to lithium battery charger demand, practical
Property require also more and more higher.But, the lithium electricity charger of present market sale is most to be AC charging, and charger volume is big, weight
Amount weight, be difficult to carry with, loading and unloading battery inconvenience the shortcomings of., to increasingly requiring now lighting, portability, interface is united for this
It is unacceptable for the user of one change.Charger for mobile phone has been everyone indispensability present, and integrally makes with mobile phone charging wire
Charger for lithium ion battery, is development trend.
Utility model content
This utility model aim to provide a kind of be convenient for carrying, battery charger that structure is novel.
This utility model is realized by below scheme：
A kind of battery charger, including upper lid and bottom seat, described on cover and be provided with least one cell installing zone,
One end of each described cell installing zone is provided with negative spring perforation, another in each described cell installing zone
One end is provided with through hole, and one end top of the close through hole of upper lid is provided with the perforation of several status indicator lamps, each monomer
Battery compartment correspond to two status indicator lamp perforation respectively, opens up jagged in the bottom of the close through hole of upper lid；Described
At least one negative spring is provided with one end of base, the other end of described base is from inside to outside disposed with least one
Positive terminal, one piece of PCBA board, described PCBA board includes substrate, at least No. one charging circuit and USB interface device, charging circuit
It is installed on substrate with USB interface device, every road charging circuit is provided with red status display lamp and green state refers to
Show lamp, every road charging circuit is provided with positive terminal junction point BAT+ and negative spring junction point BAT-, charge electricity on a road
Road corresponds to a cell installing zone, and positive terminal is connected on positive terminal junction point BAT+, and negative spring is connected to negative
On the spring connecting point BAT- of pole, charging circuit is all connected with USB interface device and the interface end of USB interface device is put outwardly
Put；Described upper lid and described base complement one another chimeric, and negative spring and negative spring are bored a hole to correspond and complement one another and worn
Cross, positive terminal is relative one by one with before and after through hole and between the two in a distance, and described USB interface device is matched with breach
Set, the corresponding two status indicator lamps perforation of each cell installing zone corresponds to red status display lamp and green state respectively
Display lamp.Generally, red status display lamp is bright, green state display lamp do not work then it represents that battery in charging；Red
Status indicator lamp is bright, and green state display lamp is bright then it represents that battery charges and terminates and charge power supply stands ready charging；Red shape
State display lamp flashes, green state display lamp bright then it represents that unloaded, battery is not installed or battery does not install.
USB interface device is generally divided into big mouth, two kinds of specifications of osculum it is contemplated that versatility, general using with mobile phone on
The same osculum USB interface device of charging inlet is MicroUSB, and MicroUSB is provided with electrode input end and negative pole input
End, respectively 1 foot and 2 feet.
Described charging circuit include charging IC, first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4 and
The ISET port of the first electric capacity C1, charging IC concatenates second resistance R2, TEMP port concatenation 3rd resistor R3 of charging IC is followed by
Ground, the GND port of charging IC is directly grounded, and the BAT port of charging IC is connected with positive terminal junction point BAT+, charging IC's
FB port is connected with positive terminal junction point BAT+ after concatenating the 4th resistance R4, positive terminal junction point BAT+ and negative spring
The first electric capacity C1 and negative spring junction point BAT- ground connection is concatenated, the DONE port of charging IC connects green between junction point BAT-
Status indicator lamp, the CHRG port of charging IC connects red status display lamp, red status display lamp and green state display lamp
Mutually and connect and and be connected to the electrode input end of USB interface device, the VIN port of charging IC after connecing end concatenation first resistor R1
Connect the electrode input end of USB interface device, between the electrode input end of USB interface device and negative input, concatenate the second electricity
It is grounded after holding C2.
In order can meet battery, in cell installing zone, reliably storage, without dropping, can facilitate battery peace loading and unloading again
Under, be beneficial to manual clamping charger simultaneously, described on the outside corresponding positioned at the cell installing zone of ragged edge that cover
On be provided with recess.Further, described recess is curved.
Further it is contemplated that the contact formedness of anode, distance between described positive terminal and through hole
For 0.3～0.8mm.
The charging output maximum current of described PCBA board is 500mA, pressure limiting 4.5V, charge cutoff electric current 50mA.
One end top of the close through hole of described upper lid is provided with several grooves.It is provided with several grooves, be conducive to
Radiating.
A kind of battery charger of the present utility model, structure is novel, easy to carry, by the charging circuit pair in PCBA board
The battery that each is arranged on cell installing zone individually controls charging, and the battery of each cell installing zone is independent of each other, and protects
Demonstrate,prove the reliability charging.And employ USB interface device, and can be charged at any time using portable power source etc., convenient and swift.
Brief description
The overall structure diagram of battery charger in Fig. 1 embodiment 1
The decomposition texture schematic diagram of battery charger in Fig. 2 embodiment 1
The circuit theory diagrams of PCBA board in Fig. 3 embodiment 1
Specific embodiment
Embodiment simply to illustrate that a kind of implementation of the present utility model, not as to this utility model protection domain
Restricted explanation.
Embodiment 1
A kind of battery charger, as shown in Figure 1 and Figure 2, including on lid 1 and base 2, upper lid 1 is provided with two monomer electricity
Pond installing zone 3, is provided with negative spring perforation 4 in one end of each cell installing zone 3, in each cell installing zone
3 other end is provided with through hole 5, one end top of the close through hole 5 of upper lid 1 is provided with four status indicator lamp perforation 6, often
Individual cell installing zone 3 correspond to two status indicator lamp perforation 6 respectively, offers in the bottom of the close through hole 5 of upper lid 1
Breach 7；It is provided with arc-shaped recessed portions on the outside corresponding positioned at the cell installing zone 3 of ragged edge on upper lid 1 and divide 8,
One end top of the close through hole 5 of upper lid 1 is provided with five grooves 14；Two negative springs 9 are provided with one end of base 2,
The other end of base 2 is from inside to outside disposed with 10, one piece of PCBA board 11 of two positive terminals, and PCBA board 11 includes substrate
110th, two-way charging circuit 111 and MicroUSB interface device 112, charging circuit 111 and MicroUSB interface device 112 are all pacified
It is contained on substrate 110, as shown in figure 3, charging circuit 111 includes charging IC 1110 (model HM4051), first resistor R1
(resistance be 1K Ω), second resistance R2 (resistance is 2K Ω), 3rd resistor R3 (0 Ω), the 4th resistance R4 (resistance is 88K Ω) and
First electric capacity C1 (specification is 10UF), ISET port concatenation second resistance R2 of charging IC 1110, the TEMP of charging IC 1110
Be grounded after concatenation 3rd resistor R3 of port, the GND port of charging IC 1110 is directly grounded, the BAT port of charging IC 1110 with
Positive terminal junction point BAT+ is connected, with positive terminal junction point after FB port concatenation the 4th resistance R4 of charging IC 1110
BAT+ is connected, and concatenates the first electric capacity C1 and negative spring between positive terminal junction point BAT+ and negative spring junction point BAT-
Junction point BAT- is grounded, and the DONE port of charging IC 1110 connects green state display lamp 12, the CHRG end of charging IC 1110
Mouthful connect red status display lamp 13, red status display lamp 13 and green state display lamp 12 mutually and connect and and connect end concatenation
1 foot being connected to MicroUSB interface device after first resistor R1 is electrode input end, and the VIN port of charging IC connects
1 foot of MicroUSB interface device, 1 foot of MicroUSB interface device is to concatenate the second electric capacity between negative input with 2 feet
C2 (specification is 10UF) is grounded afterwards, and a road charging circuit 111 corresponds to a cell installing zone 3, and positive terminal 10 is connected to
On positive terminal junction point BAT+, negative spring 9 is connected on negative spring junction point BAT-, charging circuit 111 all with
MicroUSB interface device 112 is connected and the interface end of MicroUSB interface device 112 is placed outwardly；Upper lid 1 and base 2 phase
Interworking set is chimeric, and negative spring 9 is corresponded with negative spring perforation 4 and complements one another through before positive terminal 10 and through hole 5
Afterwards one by one relatively and between the two at a distance of 0.3mm, MicroUSB interface device 112 is matched with breach 7, and each cell is pacified
Dress area 3 corresponding two status indicator lamps perforation 6 corresponds to red status display lamp 13 and green state display lamp 12 respectively.Typically
In the case of, red status display lamp is bright, green state display lamp do not work then it represents that battery in charging；Red status display lamp
Bright, green state display lamp is bright then it represents that battery charges and terminates and charge power supply stands ready charging；Red status display lamp dodges
Bright, green state display lamp bright then it represents that unloaded, battery is not installed or battery does not install.The charging of PCBA board 11 exports
High current is 500mA, pressure limiting 4.5V, charge cutoff electric current 50mA.
Embodiment 2
A kind of battery charger, its structure is similar with the battery charger in embodiment 1, and its difference is：Single
The quantity of body Battery compartment is four, and the charging circuit on PCDA plate has four tunnels, the negative spring on base and positive terminal
Quantity be four, above cover setting status indicator lamp the number of holes be eight.
The above is only of the present utility model preferred embodiment it is noted that common for the art
For technical staff, on the premise of without departing from this utility model principle, some improvement can also be made and modify, these improvement
Also protection domain of the present utility model should be considered as with modifying.
Claims (7)
1. a kind of battery charger, including upper lid and bottom seat it is characterised in that：Cover on described and be provided with least one monomer electricity
Pond installing zone, is provided with negative spring perforation in one end of each described cell installing zone, in each described cell
The other end of installing zone is provided with through hole, one end top of the close through hole of upper lid is provided with several status indicator lamps and wears
Hole, each cell installing zone correspond to two status indicator lamp perforation respectively, opens up in the bottom of the close through hole of upper lid
Jagged；At least one negative spring is provided with one end of described base, the other end of described base from inside to outside sets successively
It is equipped with least one positive terminal, one piece of PCBA board, described PCBA board includes substrate, at least No. one charging circuit and USB interface
Device, charging circuit and USB interface device are installed on substrate, and every road charging circuit is provided with red status display lamp
With green state display lamp, every road charging circuit is provided with positive terminal junction point (BAT+) and negative spring junction point
(BAT-), a road charging circuit corresponds to a cell installing zone, and positive terminal is connected to positive terminal junction point (BAT+)
On, negative spring is connected on negative spring junction point (BAT-), and charging circuit is all connected with USB interface device and USB connects
The interface end of mouthpart part is placed outwardly；Described upper lid and described base complement one another chimeric, and negative spring and negative spring are bored a hole
Correspond and complement one another and be relative one by one with before and after through hole and between the two in a distance through, positive terminal, described
USB interface device is matched with breach, and the corresponding two status indicator lamps perforation of each cell installing zone corresponds to red respectively
Color status indicator lamp and green state display lamp.
2. as claimed in claim 1 a kind of battery charger it is characterised in that：Described charging circuit include charging IC, first
Resistance (R1), second resistance (R2), 3rd resistor (R3), the 4th resistance (R4) and the first electric capacity (C1), the ISET end of charging IC
Mouth concatenation second resistance (R2), TEMP port concatenation 3rd resistor (R3) of charging IC are grounded afterwards, and the GND port of charging IC is direct
Ground connection, the BAT port of charging IC is connected with positive terminal junction point (BAT+), and the FB port of charging IC concatenates the 4th resistance
(R4) it is connected with positive terminal junction point (BAT+) afterwards, positive terminal junction point (BAT+) is connected and negative spring junction point
(BAT-) the first electric capacity (C1) and negative spring junction point (BAT-) ground connection are concatenated between, the DONE port of charging IC connects green
Status indicator lamp, the CHRG port of charging IC connects red status display lamp, red status display lamp and green state display lamp
Mutually and connect and and be connected to the electrode input end of USB interface device, the VIN end of charging IC after connecing end concatenation first resistor (R1)
Mouth connects the electrode input end of USB interface device, concatenates second between the electrode input end of USB interface device and negative input
Electric capacity (C2) is grounded afterwards.
3. as claimed in claim 1 a kind of battery charger it is characterised in that：The monomer positioned at ragged edge covering on described
Battery compartment is provided with recess on corresponding outside.
4. as claimed in claim 3 a kind of battery charger it is characterised in that：Described recess is curved.
5. as claimed in claim 1 a kind of battery charger it is characterised in that：Between described positive terminal and through hole apart
Distance is 0.3～0.8mm.
6. described a kind of battery charger as arbitrary in Claims 1 to 5 it is characterised in that：The charging output of described PCBA board
Maximum current is 500mA, pressure limiting 4.5V, charge cutoff electric current 50mA.
7. described a kind of battery charger as arbitrary in Claims 1 to 5 it is characterised in that：The close through hole of described upper lid
One end top is provided with several grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620889789.5U CN205986237U (en) | 2016-08-16 | 2016-08-16 | Battery charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620889789.5U CN205986237U (en) | 2016-08-16 | 2016-08-16 | Battery charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205986237U true CN205986237U (en) | 2017-02-22 |
Family
ID=58030601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620889789.5U Active CN205986237U (en) | 2016-08-16 | 2016-08-16 | Battery charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205986237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034270A (en) * | 2018-01-11 | 2019-07-19 | Fdk株式会社 | Terminal structure |
-
2016
- 2016-08-16 CN CN201620889789.5U patent/CN205986237U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034270A (en) * | 2018-01-11 | 2019-07-19 | Fdk株式会社 | Terminal structure |
| CN110034270B (en) * | 2018-01-11 | 2022-03-15 | Fdk株式会社 | Terminal structure |
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| GR01 | Patent grant |