CN218004941U - Small-sized battery structure - Google Patents
Small-sized battery structure Download PDFInfo
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- CN218004941U CN218004941U CN202220825381.7U CN202220825381U CN218004941U CN 218004941 U CN218004941 U CN 218004941U CN 202220825381 U CN202220825381 U CN 202220825381U CN 218004941 U CN218004941 U CN 218004941U
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- support
- board
- flexible circuit
- piece
- circuit board
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Abstract
The utility model provides a small-size battery structure. The small-sized battery structure comprises an electric core, a support and a flexible circuit board, wherein the support is installed on the electric core, two bosses are arranged on one side portion of the support at intervals, a slot for inserting the flexible circuit board is formed between the bosses and is provided with a protrusion, two limiting portions are arranged on the other side portion of the support at intervals, the flexible circuit board passes through the support and the electric core and is fixedly connected with the flexible circuit board, the flexible circuit board comprises a first board portion, a bending portion and a second board portion, opposite ends of the first board portion are provided with grooves matched with the protrusions, and the first board portion comprises a first board body, a connecting end and a second board body. The utility model provides a small-size battery structure FPC is convenient for assemble and with low costs.
Description
Technical Field
The utility model relates to a small-size battery structure.
Background
The existing TWS earphone battery generally has a lead welded on an earphone main board, and meanwhile, a connecting lead of a power-on board is welded on the earphone main board, so that the assembly is complex, and the battery is not well positioned and fixed in an earphone shell. Short circuit risk occasionally welds, crushes the battery easily during the assembly, leads to the battery to appear safe risks such as weeping bulging, in unable rapid Assembly arrives the earphone shell, although some rapid Assembly batteries have been developed, the FPC structure of current battery is complicated, needs 4 plywoods, and is with high costs, and the equipment is complicated.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model provides a small-size battery structure.
The utility model provides a pair of small-size battery structure, including electric core, support and flexible circuit board, the support mounting be in on the electric core, the interval is provided with two bosss, two on one of them lateral part of support form between the boss be convenient for flexible circuit board male slot, each be equipped with the arch on the boss, the interval is provided with two spacing portions on another lateral part of support, the flexible circuit board passes through the support with electric core fixed connection, the flexible circuit board includes first panel part, the portion of bending and second panel part, the relative both ends of first panel part seted up be used for with protruding complex recess, first panel part includes first panel body, link and second panel body, first logical groove has been seted up at the relative both ends of first panel body, the second panel body passes through the link with this body coupling of first panel, the relative both ends of second panel body seted up the second through groove, first logical groove with the second through groove constitutes jointly the recess, the second panel part pass through the portion of bending with first panel part connects, the interval seted up two on the second part be used for with spacing hole complex.
Furthermore, a reinforcing member is arranged between the first plate body and the second plate body in a clamping mode, third through grooves are formed in two opposite ends of the reinforcing member, and each third through groove is communicated with the first through groove and the second through groove in the same end of the third through groove.
Furthermore, a reinforcing member is arranged on the side portion, far away from the first plate body, of the second plate body, third through grooves are formed in two opposite ends of the reinforcing member, and each third through groove is communicated with the first through groove and the second through groove in the same end of the third through groove.
Furthermore, be equipped with on the second panel part and paste the piece, paste the piece and be used for connecting the support with flexible circuit board, paste the spaced apart two through-holes that are equipped with on the piece, two the through-hole respectively with two spacing hole intercommunication.
Further, the pasting piece is double-sided adhesive tape.
Further, the interval is provided with two electrode pieces on the first panel part, one of them electrode piece for be used for with the anodal nickel piece that the anodal utmost point ear of electricity core is connected, another the electrode piece be used for with the negative pole nickel piece that the negative pole utmost point ear of electricity core is connected, keep away from on the first panel part one side of electrode piece is provided with two discharge port electrode pieces and two mouthful electrode pieces that charge, two charge mouthful electrode piece respectively with two the discharge port electrode piece set up the position corresponding, the interval is provided with two circular telegram posts on the second panel part, one of them the polarity of circular telegram post is anodal, another one the polarity of circular telegram post is the negative pole.
Further, the two power-on posts are welded on the flexible circuit board.
Furthermore, the bracket comprises a bracket main body, a first bracket part and a second bracket part, the first bracket part and the second bracket part are arranged on the bracket main body at intervals, a space between the first bracket part and the second bracket part is used for an installation cavity matched with the battery cell, the two bosses are respectively arranged at two opposite ends of the first bracket part, and the two limiting parts are arranged on the second bracket part at intervals.
Further, the bracket is made of a plastic material.
Further, the small-sized battery structure is characterized by further comprising an injection molding piece arranged on the battery core, wherein the injection molding piece is used for fixing the flexible circuit board and the support, a mounting groove is formed in the outer surface of the injection molding piece, and a magnet is mounted in the mounting groove.
The small-sized battery structure of the utility model has the advantages that the battery uses a structure that the charging port and the discharging port are separated, the charging structure design of the client host end is reduced, and the assembly and the stacking of the client host are facilitated; the battery and the host machine are simple to assemble, the battery is arranged in the host machine and is connected in a contact mode without welding, the production procedures are reduced, and the production quality and efficiency are improved; the charging port and the discharging port are accurately positioned, the injection mold is simple in structure, the FPC is convenient to assemble, the cost is low, and the production efficiency of the battery is high; the yield of the battery product is high.
Drawings
Fig. 1 is a schematic view of a small-sized battery according to the present invention;
FIG. 2 is a schematic diagram of the miniature battery shown in FIG. 1 from another perspective;
fig. 3 is an exploded view of the structure of the small-sized battery shown in fig. 1;
FIG. 4 is a schematic diagram of the mating relationship between the bracket and the flexible circuit board of the small battery structure shown in FIG. 1;
fig. 5 is a schematic view of a flexible circuit board of the small battery structure shown in fig. 1; and
FIG. 6 is a schematic diagram of another view of the flexible circuit board of the miniature battery configuration of FIG. 1;
fig. 7 is an exploded view of a flexible circuit board of the small-sized battery structure shown in fig. 1.
Description of the reference numerals:
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Referring to fig. 1-7, the present invention provides a small battery structure, including an electrical core 1, a support 2 and a flexible circuit board 3, the support is mounted on the electrical core, two bosses are disposed at an interval on one of the side portions of the support, two slots are formed between the two bosses for inserting the flexible circuit board, each of the two bosses is provided with a protrusion 21, two limiting portions are disposed at an interval on the other side portion of the support, the flexible circuit board passes through the support and the electrical core fixed connection, the flexible circuit board includes a first board portion 301, a bending portion 302 and a second board portion 303, opposite ends of the first board portion are provided with a groove 31 for cooperating with the protrusion, the first board portion includes a first board body 3011, a connecting end 3013 and a second board body 3012, opposite ends of the first board body are provided with a first through groove 311, the second board portion passes through the connecting end and the first board body, opposite ends of the second board portion are provided with a second through groove 312, the first through groove and the second through groove constitute the groove, the second through groove and the limiting portion and the second through hole 36 are provided with the limiting portion for cooperating with the limiting portion.
In one embodiment, a reinforcing member 37 is interposed between the first sheet material body and the second sheet material body, and third through grooves 371 are opened at two opposite ends of the reinforcing member, and each third through groove communicates with the first through groove and the second through groove at the same end.
In one embodiment, a reinforcing member 37 is disposed on a side portion of the second sheet material body away from the first sheet material body, and third through grooves 371 are disposed at two opposite ends of the reinforcing member, and each third through groove communicates with the first through groove and the second through groove at the same end.
In one embodiment, be equipped with on the second panel part and paste piece 38, paste the piece and be used for connecting the support with the flexible circuit board, it is equipped with two through-holes 381 to paste to go up the spaced apart, two the through-hole respectively with two spacing hole intercommunication.
In one embodiment, the sticker is a double-sided tape.
In one embodiment, the first plate portion is provided with two electrode members 35 at intervals, one of the electrode members is an anode nickel sheet for connecting with the anode tab of the battery cell, the other of the electrode members is a cathode nickel sheet for connecting with the cathode tab of the battery cell, one side of the first plate portion, which is far away from the electrode members, is provided with two discharge port electrode members 32 and two charge port electrode members 34, the two charge port electrode members correspond to the arrangement positions of the two discharge port electrode members, the second plate portion is provided with two power-on columns 33 at intervals, one of the power-on columns is an anode, and the other power-on column is a cathode.
Specifically, the two power-on columns are welded on the flexible circuit board and are connected with the battery box to be powered on when the battery is not powered on.
In one embodiment, the bracket includes a bracket main body 22, a first bracket portion 23 and a second bracket portion 24, the first bracket portion and the second bracket portion are disposed on the bracket main body at an interval, a space between the first bracket portion and the second bracket portion is a mounting cavity for cooperating with the battery cell, two bosses are respectively disposed at two opposite ends of the first bracket portion, and two limiting portions are disposed on the second bracket portion at an interval.
In one embodiment, the bracket is made of a plastic material to facilitate assembly with the flexible circuit board.
The bracket is made of plastic materials, so that the bracket and the flexible circuit board can be elastically deformed in the assembling process, and the assembly of the bracket and the flexible circuit board is facilitated; work as two the arch respectively with two the recess cooperation targets in place, two spacing portion respectively with two spacing hole cooperation targets in place, and then can remind the user the support with the flexible circuit board assembly targets in place, in addition, through two the arch respectively with two the recess cooperation can guarantee two discharge port electrode spare and two the mouth electrode spare contact location that charges is accurate, through two spacing portion respectively with two spacing hole cooperation can guarantee two the circular telegram post location is accurate.
In one embodiment, the flexible circuit board is fixedly connected with the battery cell by welding.
In one embodiment, the small-sized battery structure further includes an injection molding part 4 disposed on the battery core, and the injection molding part is used for fixing the flexible circuit board and the bracket.
In one embodiment, the injection-molded part is fixedly connected to the cell by means of low-pressure injection molding.
In one embodiment, the injection molding piece has a mounting groove formed on an outer surface thereof, and the magnet 5 is mounted in the mounting groove. Magnet and the magnet on the battery case adsorb together, make circular telegram contact inseparabler with the battery case contact.
The installation process of the flexible circuit board comprises the following steps: first, the sticker and the second sheet portion are connected, second, the electrode member and the energization post are mounted on the flexible circuit board, and finally, the reinforcement is assembled in place.
The installation process of the small battery structure: firstly, the bracket is installed on the battery cell, secondly, the flexible circuit board is fixedly connected with the battery cell in a welding mode, thirdly, the injection molding piece is fixedly connected with the battery cell in a low-pressure injection molding mode, and finally, the magnet is installed on the injection molding piece.
The small-sized battery structure of the utility model has the advantages that the battery uses a structure that the charging port and the discharging port are separated, the charging structure design of the client host end is reduced, and the assembly and the stacking of the client host are facilitated; the battery and the host machine are simple to assemble, the battery is arranged in the host machine and is connected in a contact mode without welding, the production procedures are reduced, and the production quality and efficiency are improved; the charging port and the discharging port are accurately positioned, the injection mold is simple in structure, the FPC is convenient to assemble, the cost is low, and the production efficiency of the battery is high; the yield of the battery product is high.
The above embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A miniature battery structure characterized by: the battery comprises a battery cell, a support and a flexible circuit board, wherein the support is installed on the battery cell, two bosses are arranged on one side portion of the support at intervals, a slot for inserting the flexible circuit board is formed between the two bosses, each boss is provided with a protrusion, two limiting portions are arranged on the other side portion of the support at intervals, the flexible circuit board passes through the support and the battery cell and is fixedly connected with the flexible circuit board, the flexible circuit board comprises a first board portion, a bending portion and a second board portion, the opposite two ends of the first board portion are provided with grooves used for being matched with the protrusions, the first board portion comprises a first board body, a connecting end and a second board body, the opposite two ends of the first board body are provided with first through grooves, the second board portion passes through the connecting end and is connected with the first board body, the opposite two ends of the second board body are provided with second through grooves, the first through grooves and the second through grooves jointly form grooves, the second board portion is connected with the first board portion through the bending portion, and the second board portion is provided with two limiting holes used for being matched with the limiting portions at intervals.
2. A miniature battery construction as set forth in claim 1, wherein: first panel body with it is equipped with the reinforcement to press from both sides between the second panel body, the third through-groove has been seted up at the relative both ends of reinforcement, each third through-groove intercommunication rather than with its same end first lead to the groove with the second leads to the groove.
3. A miniature battery structure as set forth in claim 1, wherein: the lateral part of keeping away from first panel body on the second panel body is equipped with the reinforcement, the third through-groove has been seted up at the relative both ends of reinforcement, each third through-groove intercommunication rather than the first logical groove of one end with the second logical groove.
4. A miniature battery structure as set forth in claim 2 or 3, wherein: be equipped with on the second panel part and paste the piece, paste the piece and be used for connecting the support with the flexible circuit board, paste spaced apart on the piece and be equipped with two through-holes, two the through-hole respectively with two spacing hole intercommunication.
5. A miniature battery structure as set forth in claim 4, wherein: the pasting piece is double-sided adhesive tape.
6. A miniature battery structure as set forth in claim 5, wherein: the interval is provided with two electrode pieces on the first panel part, one of them electrode piece for be used for with the anodal nickel piece that the anodal utmost point ear of electricity core is connected, another the electrode piece for be used for with the negative pole nickel piece that the negative pole utmost point ear of electricity core is connected, keep away from on the first panel part one side of electrode piece is provided with two discharge port electrode pieces and two mouthful electrode pieces that charge, two charge mouthful electrode piece respectively with two the discharge port electrode piece set up the position corresponding, the interval is provided with two circular telegram posts on the second panel part, one of them the polarity of circular telegram post is anodal, another one the polarity of circular telegram post is the negative pole.
7. A miniature battery structure as set forth in claim 6, wherein: and the two electrified columns are welded on the flexible circuit board.
8. A miniature battery structure as set forth in claim 7, wherein: the support comprises a support main body, a first support part and a second support part, the first support part and the second support part are arranged on the support main body at intervals, a space between the first support part and the second support part is used for a mounting cavity matched with the battery cell, the two bosses are respectively arranged at two opposite ends of the first support part, and the two limiting parts are arranged on the second support part at intervals.
9. A miniature battery structure as set forth in claim 8, wherein: the bracket is made of a plastic material.
10. A miniature battery structure as set forth in claim 9, wherein: the small-sized battery structure is characterized by further comprising an injection molding piece arranged on the battery core, the injection molding piece is used for fixing the flexible circuit board and the support, a mounting groove is formed in the outer surface of the injection molding piece, and a magnet is mounted in the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220825381.7U CN218004941U (en) | 2022-04-11 | 2022-04-11 | Small-sized battery structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220825381.7U CN218004941U (en) | 2022-04-11 | 2022-04-11 | Small-sized battery structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218004941U true CN218004941U (en) | 2022-12-09 |
Family
ID=84288207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220825381.7U Active CN218004941U (en) | 2022-04-11 | 2022-04-11 | Small-sized battery structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218004941U (en) |
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2022
- 2022-04-11 CN CN202220825381.7U patent/CN218004941U/en active Active
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