CN210092201U - Battery module and electronic equipment - Google Patents
Battery module and electronic equipment Download PDFInfo
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- CN210092201U CN210092201U CN201920641054.4U CN201920641054U CN210092201U CN 210092201 U CN210092201 U CN 210092201U CN 201920641054 U CN201920641054 U CN 201920641054U CN 210092201 U CN210092201 U CN 210092201U
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- circuit board
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a battery module and electronic equipment. This battery module includes: a first cell and a second cell; the first electrode lug and the second electrode lug are electrically connected to the first battery cell and the second battery cell respectively; the protection circuit board comprises a first tab connecting end, a second tab connecting end, a conductive output terminal, a first protection circuit board and a second protection circuit board, wherein the first tab connecting end is arranged on the first protection circuit board, the second tab connecting end and the conductive output terminal are arranged on the second protection circuit board, the first tab connecting end and the second tab connecting end are connected to a first tab and a second tab, the conductive output terminal is used for connecting a mainboard of electronic equipment, the first protection circuit board comprises a first connecting end, the second protection circuit board comprises a second connecting end, and the first connecting end is connected to the second connecting end. The utility model provides a process that its protection circuit board and first electric core, second electricity core are connected is more simplified, and moreover, protection circuit board's makeup space utilization is higher.
Description
Technical Field
The utility model relates to a printed circuit design field, it is specific, the utility model relates to a battery module and electronic equipment.
Background
In the present phase, with the coming of the 5G era and the increase of the applications of the mobile phones, the capacity requirement of the mobile phone batteries of the users is higher and higher. Therefore, it is one of the important methods to increase the capacity of the battery by utilizing sufficient space. The appearance of the L-shaped double-cell battery breaks through the rectangular design of the traditional battery, and can fully utilize the advantages of the shape of the L-shaped double-cell battery to obtain more space, thereby improving the capacity of the battery.
At present, the core technology of connection of two electric cores of the commercially available L-type dual-electric-core battery lies in a F-type Protection Circuit (PCB) board, and the specific structure of the protection circuit board can refer to fig. 1. However, there are two problems with the design of F-type PCB boards: first, the process is more complicated than the existing single-cell battery, and specifically, referring to fig. 2, since the first cell 200 and the bent F-shaped PCB are connected together first, and then the bent F-shaped PCB is connected to the second cell 300, the processes of bending the nickel sheet, bending the tab, and the like, which are performed, are affected by the first cell 200, and cannot be as simple as the single-cell battery; second, the space utilization rate of the jointed board of the F-type PCB is low, referring to fig. 3, only 8 (PCS) boards can be arranged on a jointed board with an area of 158mm × 83mm, resulting in high cost of the F-type PCB.
SUMMERY OF THE UTILITY MODEL
The present invention has been completed based on the following findings of the inventors:
the utility model discloses an inventor discovers in the research process that the technology of current F type PCB board and two electric core equipment is complicated, and the makeup space utilization of F type PCB board is low and causes with high costs. Therefore, in order to solve the above problems, the inventor proposes two new PCB board designs, one is a combination of an L-type PCB board and a T-type PCB board, and the other is a Z-type PCB board, and the new PCB board and two electric cores can be assembled more simply, or the space utilization of the jointed board is higher, so that the cost of the PCB board is lower.
In a first aspect of the present invention, the utility model provides a battery module.
According to the utility model discloses an embodiment, the battery module includes: a first cell and a second cell; the battery comprises a first battery cell, a second battery cell, a first electrode lug, a second electrode lug, a first electrode lug and a second electrode lug, wherein the first electrode lug and the second electrode lug are electrically connected to the first battery cell and the second battery cell respectively; the protection circuit board further comprises a first protection circuit board and a second protection circuit board, the first protection circuit board comprises a first connecting end, the second protection circuit board comprises a second connecting end, the first connecting end is connected with the second connecting end, a first tab connecting end, a second tab connecting end and a conductive output terminal, the first tab connecting end is arranged on the first protection circuit board, the second tab connecting end and the conductive output terminal are arranged on the second protection circuit board, the first tab connecting end and the second tab connecting end are respectively connected with the first tab and the second tab, and the conductive output terminal is used for connecting a mainboard of electronic equipment.
The inventor discovers through the research that the utility model discloses battery module, its protection circuit board and first electric core, the technology that the second electricity core is connected are more simplified, and moreover, protection circuit board's makeup space utilization is higher to can make battery module's cost lower.
In addition, according to the present invention, the battery module can further have the following additional technical features:
according to the utility model discloses an embodiment, first protection circuit board is the L type, second protection circuit board is the T type.
According to the utility model discloses an embodiment, first link passes through the buckle and connects the second link.
In a second aspect of the present invention, the utility model provides a battery module.
According to the utility model discloses an embodiment, the battery module includes: a first cell and a second cell; the battery comprises a first battery cell, a second battery cell, a first electrode lug, a second electrode lug, a first electrode lug and a second electrode lug, wherein the first electrode lug and the second electrode lug are electrically connected to the first battery cell and the second battery cell respectively; the protection circuit board, the protection circuit board includes first utmost point ear link, second utmost point ear link and electrically conductive output terminal, first utmost point ear link with second utmost point ear link connect respectively in first utmost point ear with the second utmost point ear, electrically conductive output terminal is used for connecting electronic equipment's mainboard, the protection circuit board is the Z type.
The inventor discovers through the research that the utility model discloses battery module, its protection circuit board and first electric core, the technology that the second electricity core is connected are more simplified, and moreover, protection circuit board's makeup space utilization is higher to can make battery module's cost lower.
In addition, according to the present invention, the battery module can further have the following additional technical features:
according to the utility model discloses an embodiment, first utmost point ear weld in first utmost point ear link, the second utmost point ear weld in second utmost point ear link.
In a third aspect of the present invention, the present invention provides an electronic device.
According to the utility model discloses an embodiment, electronic equipment includes foretell core battery module.
The inventor discovers through research that the utility model discloses mobile device, the assembly cost and the cost of manufacture of its battery module are all lower to make this electronic equipment's electric capacity higher and the volume is littleer, the cost is lower, and then make this electronic equipment's market competition higher. It can be understood by those skilled in the art that the features and advantages described above for the battery module are still applicable to the electronic device and will not be described herein again.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above aspects of the invention are explained with reference to the description of the embodiments below with reference to the drawings, in which:
FIG. 1 is a schematic structural view of a prior art F-shaped PCB before and after bending;
fig. 2 is a schematic diagram of an assembly of a prior art F-type PCB board with two cells;
FIG. 3 is a schematic layout of a prior art F-type PCB board;
fig. 4 is a schematic structural diagram of two battery modules according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a battery module according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a PCB before and after bending according to an embodiment of the present invention;
fig. 7 is a schematic layout diagram of a PCB according to an embodiment of the present invention;
fig. 8 is a schematic structural view of another battery module according to an embodiment of the present invention;
fig. 9 is a schematic structural view of a PCB before and after bending according to another embodiment of the present invention;
fig. 10 is a schematic layout diagram of a PCB according to another embodiment of the present invention.
Reference numerals
100 protective circuit board
101 first tab connecting end
102 second lug connection
103 conductive output terminal
110 first protective circuit board
111 first connection end
112 first connector
120 second protective circuit board
121 second connection end
122 second connector
123 third connector
121 second connection end
131 fourth connector
200 first electric core
300 second electric core
Detailed Description
The following detailed description of the embodiments of the present invention will be understood by those skilled in the art that the following embodiments are intended to be illustrative of the invention and should not be taken to be limiting of the invention. Unless otherwise indicated, specific techniques or conditions are not explicitly described in the following examples, and those skilled in the art may follow techniques or conditions commonly employed in the art or in accordance with the product specifications.
In one aspect of the present invention, the utility model provides a battery module.
According to an embodiment of the present invention, referring to fig. 5 and 6, the battery module includes a protection circuit board, a first battery cell 200, a second battery cell 300, a first tab and a second tab; a first tab and a second tab are electrically connected to the first cell 200 and the second cell 300, respectively, and one end of the first tab and one end of the second tab are disposed outside the first cell 200 and the second cell 300, respectively; the protection circuit board comprises a first tab connection end 101, a second tab connection end 102, a conductive output terminal 103, a first protection circuit board 110 and a second protection circuit board 120; the first tab connecting end 101 is arranged on the first protection circuit board 110, the second tab connecting end 102 and the conductive output terminal 103 are arranged on the second protection circuit board 120, the first tab connecting end 101 is connected to a first tab, the second tab connecting end 102 is connected to a second tab, and the conductive output terminal 103 is used for connecting a mainboard of an electronic device; referring to fig. 6 in particular, the first protective circuit board 110 includes a first connection end 111, and the second protective circuit board 120 includes a second connection end 121, the first connection end 111 being connected to the second connection end 121. Thus, after the first protection circuit board 110 is bent, the first tab connection end 101 is connected to the first electrical core 200 through the first tab, and meanwhile, after the second protection circuit board 120 is bent, the second tab connection end 102 is connected to the second electrical core 300 through the second tab, and then the first connection end 111 and the second connection end 121 are connected, so that the first protection circuit board 110 and the second protection circuit board 120 are electrically connected.
In some specific examples, referring to fig. 6, the first protection circuit board 110 may be L-shaped, that is, the first tab connection end 101 is vertically disposed at the first connection end 111, and the second protection circuit board 120 may be T-shaped, that is, the second tab connection end 102 is vertically disposed at the second connection end 121 and the conductive output terminal 103, respectively. Thus, the 90 ° bending angle facilitates the bending process of the first protection circuit board 110 and the second protection circuit board 120.
In some specific examples, the first connection end 111 may be connected to the second connection end 121 by a snap, and for example, referring to fig. 6, a back surface of the first connection end 111 may be provided with the first connector 112, and a front surface of the second connection end 121 may be provided with the second connector 122. Thus, the first connector 112 and the second connector 122 can make the bent first connection end 111 and the bent second connection end 121, so as to electrically connect the first protection circuit board 110 and the second protection circuit board 120. And, a third connector 123 may be further disposed on the front surface of the conductive output terminal 103, and may transmit an electric control signal on the main board to the second battery cell 300 and the first battery cell 200 through a copper wire. The "front surface" herein specifically means a surface on which electronic components are arranged, and the "back surface" specifically means a surface opposite to the front surface.
Specifically, referring to fig. 6, after the first protection circuit board 110 and the second protection circuit board 120 are respectively bent and formed, the first tab connection end 101 of the bent first protection circuit board 110 is connected to the first tab, and the second tab connection end 102 of the bent second protection circuit board 120 is connected to the second tab, so that a daughter board and an electric core can be respectively assembled according to the existing single-electric-core process, and finally, referring to fig. 5, the first connector 112 of the first protection circuit board 110 is connected to the second connector 122 of the second protection circuit board 120 through a buckle, so as to form an integrated PCB board 100 and electrically connect the first electric core 200 and the second electric core 300.
The space utilization of the PCB composed of the first protection circuit board 110 and the second protection circuit board 120 designed in this way is also high, and specifically, reference may be made to a jointed board design of fig. 7, so that, on a jointed board with an area of 158mm × 83mm, 20 first protection circuit boards 110 or 12 second protection circuit boards 120 may be arranged, compared with an F-type PCB capable of only arranging 8 boards, so that the space utilization of the jointed board of the PCB 100 is higher, and the cost of the PCB may be lower.
To sum up, the utility model discloses battery module, its protection circuit board include first protection circuit board and second protection circuit board, wherein, can connect first electric core, the second electric core of second protection circuit board after will buckling earlier with the first protection circuit board after buckling, connect second protection circuit board with first protection circuit board again, can avoid the technological difficulty that a monoblock protection circuit board brought, and the cost for F type PCB slab band is lower.
In another aspect of the present invention, the present invention further provides a battery module.
According to some embodiments of the present invention, referring to fig. 8, the battery module includes a protection circuit board 100, a first cell 200, a second cell 300, a first tab and a second tab; a first tab and a second tab are electrically connected to the first cell 200 and the second cell 300, respectively, and one end of the first tab and one end of the second tab are disposed outside the first cell 200 and the second cell 300, respectively; and the protection circuit board 100 includes a first tab connection end 101, a second tab connection end 102, and a conductive output terminal 103, a first protection circuit board 110, and a second protection circuit board 120; the first tab connection end 101 is connected to the first tab, the second tab connection end 102 is connected to the second tab, the conductive output terminal 103 is used for connecting a motherboard of an electronic device, and the protection circuit board 100 is Z-shaped. Thus, the first tab connecting end 101 of the bent protection circuit board 100 can be connected to a first tab, the second tab connecting end 102 can be connected to a second tab, and the conductive output terminal 103 can be used for connecting a motherboard of an electronic device. Specifically, the front surface of the conductive output terminal 103 may be provided with a fourth connector 131, and the fourth connector 131 is used for connecting a main board. In this way, the fourth connector 131 disposed at the conductive output terminal 103 may transmit the electrical control signal on the main board to the second battery cell 300 and the first battery cell 200 through the copper wire.
In some embodiments of the present invention, referring to fig. 9, the conductive output terminal 103 and the first tab connection end 101 may be vertically disposed, and the first tab connection end 101 and the second tab connection end 102 may be vertically disposed. Thus, the bending process of the Z-shaped protection circuit board 100 is facilitated by the 90-degree bending angle.
Specifically, referring to fig. 9, the Z-shaped PCB is bent and formed, and referring to fig. 8, the first tab connection end 101 of the Z-shaped protection circuit board 100 is connected to the first electrical core 200, and the second tab connection end 102 is connected to the second electrical core 300, so that the process of sequentially assembling the two electrical cores is simple. In addition, the space utilization rate of the jointed boards of the Z-shaped PCB is higher, specifically referring to a jointed board design shown in fig. 10, compared with the F-shaped PCB which can only arrange 8 boards, 11Z-shaped PCBs can be arranged on a jointed board with an area of 158mm × 83mm, so that the space utilization rate of the jointed boards of the Z-shaped PCBs is higher, and the cost of the PCB can be lower.
In some embodiments of the present invention, the first tab and the first tab connecting end can be electrically connected by welding, and the second tab connecting end can be electrically connected by welding, so that the assembly of the dual cell battery module is facilitated.
To sum up, according to the utility model discloses an embodiment, the utility model provides a battery module, the technology that the protection circuit board of its Z type is connected with first electric core, second electricity core is more simplified, and moreover, protection circuit board's makeup space utilization is higher to can make battery module's cost lower.
In another aspect of the present invention, an electronic device is also provided. According to the utility model discloses an embodiment, electronic equipment includes foretell battery module.
According to the utility model discloses an embodiment, this electronic equipment's specific type does not receive special restriction, specifically for example cell-phone, panel computer, intelligent wrist-watch etc. and the technical personnel in the field can carry out corresponding selection according to this electronic equipment's specific usage, no longer gives unnecessary details here. It should be noted that the electronic device includes other necessary components and structures besides the battery module, for example, a mobile phone, specifically, such as a display device, a processor, a memory, a circuit board, a camera, a housing, and the like, and those skilled in the art can design and supplement the electronic device according to the specific type of the electronic device, and details are not repeated herein.
To sum up, according to the utility model discloses an embodiment, the utility model provides a mobile device, the assembly cost and the cost of manufacture of its battery module are all lower to make this electronic equipment's electric capacity higher and the volume littleer, the cost is lower, and then make this electronic equipment's market competition higher. It will be understood by those skilled in the art that the features and advantages described above with respect to the dual-cell battery module are still applicable to the electronic device and will not be described herein again.
In the description of the present invention, it is to be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. A battery module, comprising:
a first cell and a second cell;
the battery comprises a first battery cell, a second battery cell, a first electrode lug, a second electrode lug, a first electrode lug and a second electrode lug, wherein the first electrode lug and the second electrode lug are electrically connected to the first battery cell and the second battery cell respectively;
a protection circuit board, the protection circuit board further comprising:
a first protection circuit board and a second protection circuit board, the first protection circuit board including a first connection end, the second protection circuit board including a second connection end, the first connection end connecting the second connection end, and
first utmost point ear link, second utmost point ear link, electrically conductive output terminal, first utmost point ear link set up in first protection circuit board, second utmost point ear link with electrically conductive output terminal set up in second protection circuit board, first utmost point ear link with second utmost point ear link connect respectively in first utmost point ear with second utmost point ear, electrically conductive output terminal is used for connecting electronic equipment's mainboard.
2. The battery module according to claim 1, wherein the first protection circuit board is L-shaped, and the second protection circuit board is T-shaped.
3. The battery module according to claim 1, wherein the first connection end is connected to the second connection end by a snap fit.
4. A battery module, comprising:
a first cell and a second cell;
the battery comprises a first battery cell, a second battery cell, a first electrode lug, a second electrode lug, a first electrode lug and a second electrode lug, wherein the first electrode lug and the second electrode lug are electrically connected to the first battery cell and the second battery cell respectively;
the protection circuit board, the protection circuit board includes first utmost point ear link, second utmost point ear link and electrically conductive output terminal, first utmost point ear link with second utmost point ear link connect respectively in with first utmost point ear with the second utmost point ear, electrically conductive output terminal is used for connecting electronic equipment's mainboard, the protection circuit board is the Z type.
5. The battery module according to claim 4, wherein the first tab is welded to the first tab connection end and the second tab is welded to the second tab connection end.
6. An electronic device comprising the battery module according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920641054.4U CN210092201U (en) | 2019-05-06 | 2019-05-06 | Battery module and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920641054.4U CN210092201U (en) | 2019-05-06 | 2019-05-06 | Battery module and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210092201U true CN210092201U (en) | 2020-02-18 |
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ID=69477177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920641054.4U Active CN210092201U (en) | 2019-05-06 | 2019-05-06 | Battery module and electronic equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN210092201U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111403675A (en) * | 2020-04-20 | 2020-07-10 | 东莞新能德科技有限公司 | Battery and electronic device |
| CN114747070A (en) * | 2020-06-30 | 2022-07-12 | 东莞新能德科技有限公司 | Battery, battery pack, and electronic device |
-
2019
- 2019-05-06 CN CN201920641054.4U patent/CN210092201U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111403675A (en) * | 2020-04-20 | 2020-07-10 | 东莞新能德科技有限公司 | Battery and electronic device |
| CN114747070A (en) * | 2020-06-30 | 2022-07-12 | 东莞新能德科技有限公司 | Battery, battery pack, and electronic device |
| CN114747070B (en) * | 2020-06-30 | 2024-03-19 | 东莞新能德科技有限公司 | Battery, battery assembly, battery pack and electronic device |
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