CN114221142A - Battery package pole piece and battery package - Google Patents
Battery package pole piece and battery package Download PDFInfo
- Publication number
- CN114221142A CN114221142A CN202010989551.0A CN202010989551A CN114221142A CN 114221142 A CN114221142 A CN 114221142A CN 202010989551 A CN202010989551 A CN 202010989551A CN 114221142 A CN114221142 A CN 114221142A
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- Prior art keywords
- battery pack
- piece
- pole piece
- main
- resilient
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 239000012634 fragment Substances 0.000 description 8
- 238000009825 accumulation Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000392 somatic effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- 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
Abstract
The invention discloses a battery pack pole piece and a battery pack, and belongs to the technical field of batteries, wherein the battery pack pole piece comprises a body part, a main elastic sheet, an auxiliary elastic sheet and a radiating fin, the main elastic sheets are provided with a pair, the main elastic sheets are connected with the body part, the two main elastic sheets are abutted to form a clamping part, and the clamping part is configured to clamp a pole piece to be connected; the auxiliary elastic sheets are arranged on the side parts of the main elastic sheets so as to abut against the pole pieces to be connected; the radiating fin is arranged at one end of the body part far away from the main elastic sheet. The battery pack comprises the battery pack pole piece. The pole pieces to be connected are clamped and abutted by the pair of main elastic pieces and the plurality of auxiliary elastic pieces, so that the contact area between the pole pieces of the battery pack and the pole pieces to be connected is increased, multi-point and multi-surface contact between the pole pieces of the battery pack and the pole pieces to be connected is realized, and the contact resistance can be reduced; the arrangement of the radiating fins increases the radiating area of the pole piece of the battery pack, so that the heating problem of the battery pack is improved.
Description
Technical Field
The invention relates to the technical field of batteries, in particular to a battery pack pole piece and a battery pack.
Background
The battery pack is widely used in an electric tool to supply power to the electric tool. Be provided with the terminal seat pole piece on the electric tool, be provided with battery package pole piece on the battery package, when battery package and electric tool connect, peg graft mutually through battery package pole piece and terminal seat pole piece to switch on the power.
The contact points of the existing battery pack pole piece and the terminal seat pole piece are two points (or surfaces), the contact area is small, the voltage drop of a battery passage is large, the contact resistance is large, and the battery pack pole piece generates heat seriously when passing through large current. In addition, since the contact points are two points (or surfaces), when the vibration is large, single-point contact or non-point contact is caused, which easily causes sparking, affects the plating layer of the pole piece, and causes deterioration of contact resistance.
Because of the resistance of the battery pack pole piece, the contact area between the base for mounting the battery pack pole piece and the battery pack pole piece is small, when heavy current discharges, the contact resistance is large, so that the heat is serious, the high temperature generated by the heat can seriously restrict the power generation capacity of the battery pack, and meanwhile, the high temperature also influences the use safety of the battery pack, so that the power generation capacity of the battery pack is poor, and the safety is reduced.
Disclosure of Invention
The invention aims to provide a battery pack pole piece and a battery pack, and aims to solve the technical problem that the battery pack pole piece in the prior art generates heat seriously.
As the conception, the technical scheme adopted by the invention is as follows:
a battery pack pole piece, comprising:
a body portion;
the pair of main elastic sheets is connected with the body part, the two main elastic sheets are abutted to form a clamping part, and the clamping part is configured to clamp a pole piece to be connected;
the auxiliary elastic sheets are arranged on the side parts of the main elastic sheets so as to abut against the pole pieces to be connected;
the radiating fin is arranged at one end of the body part, which is far away from the main elastic sheet.
The auxiliary elastic pieces comprise a first elastic piece and a second elastic piece which are arranged oppositely, the first elastic piece is connected with the body part, the second elastic piece is connected with one main elastic piece, and the first elastic piece, the second elastic piece and the main elastic piece are arranged around the circumferential direction of the pole piece to be connected.
The auxiliary elastic pieces further comprise a third elastic piece, one end of the clamping portion is an inlet, and the third elastic piece is arranged at one end far away from the inlet.
The main elastic sheet is arranged at one end of the body part, and the third elastic sheet is connected with the first elastic sheet or the second elastic sheet.
The terminal is connected with the body part and is arranged in pairs.
The two sides of the main elastic sheet extend for a set width to be close to the first elastic sheet and/or the second elastic sheet.
The main elastic sheet is of a double-layer structure and comprises a supporting portion located on the outer side and an elastic portion located on the inner side, and the elastic portion is arranged in a bending mode.
The main elastic sheet is arranged on one side of the body part, and the third elastic sheet is connected with the body part.
The main body part, the main elastic sheet and the auxiliary elastic sheet are integrally formed.
One end of the body part, which is far away from the main elastic sheet, extends to the direction far away from the main elastic sheet to form an extension part, and the radiating fin is connected with the extension part.
A battery pack comprising a battery pack pole piece as described above.
The invention has the beneficial effects that:
the battery pack pole piece provided by the invention has the advantages that the body part provides a supporting function, the pair of main elastic pieces and the plurality of auxiliary elastic pieces are arranged to clamp and abut against the pole piece to be connected, the contact area between the battery pack pole piece and the pole piece to be connected is increased, the multipoint and multi-surface contact between the battery pack pole piece and the pole piece to be connected is realized, the contact directions are more, the contact area is large, the contact resistance can be reduced, the heating problem of the battery pack is improved, meanwhile, the contact failure caused by contact force and vibration can be balanced, the influence caused by vibration is further reduced, and the connection is stable. The arrangement of the radiating fins increases the heat capacity of the pole piece of the battery pack, increases the contact area of the pole piece of the battery pack and air, further increases the radiating area, avoids heat accumulation and reduces the influence of large current on the performance of the battery pack.
Drawings
Fig. 1 is a schematic structural diagram of a battery pack according to an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the structure of FIG. 1;
fig. 3 is a schematic structural diagram of a terminal block according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of the terminal block of FIG. 3;
fig. 5 is a structural view of one orientation of a pole piece of a battery pack according to an embodiment of the present invention;
fig. 6 is a structural view of another orientation of a pole piece of a battery pack according to an embodiment of the invention;
fig. 7 is a top view of a battery pack pole piece according to a first embodiment of the invention;
FIG. 8 is a cross-sectional view taken along line A-A of FIG. 7;
FIG. 9 is a bottom view of FIG. 7;
FIG. 10 is a cross-sectional view taken along line B-B of FIG. 9;
fig. 11 is a schematic structural diagram of a pole piece of a battery pack according to a first embodiment of the present invention;
fig. 12 is a structural view of one orientation of a battery pack pole piece according to a second embodiment of the present invention;
fig. 13 is a structural view of another orientation of a pole piece of a battery pack according to a second embodiment of the invention;
fig. 14 is a top view of a battery pack pole piece according to a second embodiment of the invention;
FIG. 15 is a cross-sectional view taken along line C-C of FIG. 14;
FIG. 16 is a bottom view of FIG. 14;
FIG. 17 is a cross-sectional view taken along line D-D of FIG. 16;
fig. 18 is a schematic structural diagram of a battery pack pole piece provided in the second embodiment of the present invention when in use;
fig. 19 is a structural schematic diagram of one direction of a pole piece of a battery pack provided in the third embodiment of the present invention;
fig. 20 is a structural view of another orientation of a pole piece of a battery pack provided in a third embodiment of the invention;
fig. 21 is a schematic structural diagram of a pole piece of a battery pack provided in a third embodiment of the present invention when in use;
fig. 22 is a structural view of a pole piece of a battery pack according to a fourth embodiment of the present invention;
fig. 23 is a schematic structural diagram of a pole piece of a battery pack provided in the fourth embodiment of the present invention when in use.
In the figure:
10. a battery pack; 101. a circuit board;
20. a terminal block; 201. a terminal block pole piece;
1. a body portion; 11. an extension portion;
2. a main spring plate; 21. a support portion; 22. an elastic portion;
31. a first spring plate; 32. a second elastic sheet; 33. a third elastic sheet;
4. a terminal;
5. and a heat sink.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1 to 4, the present invention provides a battery pack 10, wherein the battery pack 10 is detachably mounted to an electric tool to provide electric energy for the electric tool, the electric tool is provided with a terminal base 20, when the electric tool uses the battery pack 10 to supply power, the battery pack 10 can be mounted to the terminal base 20, the battery pack 10 includes a battery pack pole piece and a circuit board 101, the battery pack pole piece is connected to the circuit board 101, the terminal base 20 is provided with a terminal base pole piece 201, and the terminal base pole piece 201 can be inserted into the battery pack pole piece. Optionally, the voltage of the battery pack 10 is at least 24V. The power tool may be a hand-held power tool, a garden-type tool, and is not limited thereto. Power tools include, but are not limited to, the following: electric tools needing speed regulation, such as a screwdriver, an electric drill, a wrench, an angle grinder and the like, electric tools possibly used for grinding workpieces, such as a sander and the like, and a reciprocating saw, a circular saw, a curve saw and the like possibly used for cutting the workpieces; electric hammers and the like may be used as electric tools for impact use. These tools may also be garden type tools, such as pruners, chain saws; in addition, the tools may be used for other purposes, such as a blender. As described in detail below.
Example one
Referring to fig. 5 to 11, an embodiment of the present invention provides a battery pack pole piece, including a pair of main elastic pieces 2 and an auxiliary elastic piece, where the main elastic pieces 2 are provided with a pair of main elastic pieces 2, the two main elastic pieces 2 are abutted to form a clamping portion, and the clamping portion is configured to clamp a pole piece to be connected, that is, the pole piece to be connected can be inserted between the two main elastic pieces 2. Here, the pole piece to be connected may be a terminal block pole piece, or may be another pole piece capable of matching with a battery pack pole piece, for example, a pole piece of a charger, which is not limited herein. The auxiliary spring plate is provided with a plurality of, the auxiliary spring plate is arranged on the side portion of the main spring plate 2 to be connected with the pole piece through butt joint, the contact area of the pole piece of the battery pack and the pole piece to be connected is increased, multi-point multi-surface contact is achieved between the pole piece and the auxiliary spring plate, the contact position is multiple, the contact area is large, contact resistance is reduced, heating can be reduced when large current passes through, contact force and vibration can be balanced, contact failure caused by vibration can be avoided when vibration occurs (for example, when an electric tool works), influence caused by vibration is further reduced, and connection is stable.
The battery pack pole piece further comprises a body portion 1. One end of each main elastic sheet 2 is a free end, so that an inlet is formed in the clamping part, and the pole piece to be connected can be conveniently inserted. The other ends of the two main elastic sheets 2 are connected with the body part 1, and the body part 1 plays a supporting role so as to increase the structural strength. In this embodiment, the main body 1 is U-shaped, and the main spring piece 2 is disposed at one end of the main body 1.
Optionally, the main elastic sheet 2 has a double-layer structure, and includes a supporting portion 21 located on the outer side and an elastic portion 22 located on the inner side, where the elastic portion 22 is bent, that is, the free end of the main elastic sheet 2 is bent inward to form the elastic portion 22. The two elastic portions 22 abut against each other to enable clamping of the pole pieces to be connected.
The battery pack pole piece further comprises terminals 4, and the terminals 4 are connected with the body part 1 and are arranged in pairs. The body portion 1 has two side walls, each of which is provided with a terminal 4, and in use, the terminals 4 can be inserted into the circuit board 101 to output power.
The plurality of auxiliary elastic sheets comprise a first elastic sheet 31 and a second elastic sheet 32 which are arranged oppositely, and the first elastic sheet 31, the second elastic sheet 32 and the main elastic sheet 2 are arranged around the circumference of the pole piece to be connected. Two 2 centre gripping of main shell fragment are waited to connect the both sides of pole piece, and first shell fragment 31 butt in the one side of waiting to connect the pole piece, and second shell fragment 32 butt in the opposite side of waiting to connect the pole piece, first shell fragment 31, second shell fragment 32 and two main shell fragment 2 distribute in four directions of waiting to connect the pole piece promptly for treat the inseparable butt of pole piece of connecting, guarantee to connect stably.
Of course, according to actual needs, the number of the first elastic sheet 31 and the second elastic sheet 32 can be set to be a plurality of, so as to more closely abut against the pole pieces to be connected around the circumference of the pole pieces to be connected, increase the contact area, and improve the connection stability.
The plurality of auxiliary elastic sheets further comprise a third elastic sheet 33, one end of the clamping part is an inlet, and the third elastic sheet 33 is arranged at one end far away from the inlet. The pole piece to be connected can be inserted between the two main elastic pieces 2 from the inlet until the end part of the pole piece to be connected is abutted against the third elastic piece 33. Therefore, the battery package pole piece can with wait to be connected and form five-point five-side contact form between the pole piece, contact position is many, area of contact is big to can reduce contact resistance, reduce and generate heat, simultaneously when the vibration, can balance contact force and the contact failure that the vibration caused, the influence that makes the vibration cause further reduces, makes to connect stably. In this embodiment, the first elastic sheet 31 is disposed at the bottom of the main elastic sheet 2, the second elastic sheet 32 is disposed at the top of the main elastic sheet 2, the third elastic sheet 33 is disposed at the tail of the main elastic sheet 2, and the head of the main elastic sheet 2 is an inlet to be connected with a pole piece.
The plurality of auxiliary spring pieces can be connected with the body part 1 and also can be connected with the main spring piece 2, or a plurality of auxiliary spring pieces are connected with the body part 1, and the rest auxiliary spring pieces are connected with the main spring piece 2. In this embodiment, the first elastic sheet 31 is connected to the body portion 1, the second elastic sheet 32 is connected to one of the main elastic sheets 2, one end of the third elastic sheet 33 is connected to the second elastic sheet 32, and the other end of the third elastic sheet 33 extends toward the first elastic sheet 31. In order to facilitate the third elastic sheet 33 to be in close contact with the pole piece to be connected, the middle part of the third elastic sheet 33 extends towards the direction of the clamping part.
The two sides of the main elastic sheet 2 are extended to set the width to be close to the first elastic sheet 31 and/or the second elastic sheet 32, so that the contact area between the main elastic sheet 2 and the pole piece to be connected is increased, and the connection is stable. One end of the main elastic sheet 2 is connected with the body part 1 in the length direction, and the other end is a free end; the main elastic sheet 2 is extended in the width direction, and may be close to the first elastic sheet 31, or close to the second elastic sheet 32, or close to both the first elastic sheet 31 and the second elastic sheet 32.
This somatic part 1, main shell fragment 2 and assist shell fragment integrated into one piece, the processing production of being convenient for, the installation of being convenient for is dismantled, increases structural strength.
Example two
Fig. 12 to 18 show a second embodiment, wherein the same or corresponding parts as the first embodiment are provided with the same reference numerals as the first embodiment. For the sake of simplicity, only the differences between the second embodiment and the first embodiment will be described. The difference is that one end of the third elastic sheet 33 is connected with the first elastic sheet 31, and the other end of the third elastic sheet 33 extends towards the second elastic sheet 32. A reinforcing part is arranged between the third elastic sheet 33 and the first elastic sheet 31 to increase the structural strength. An opening is formed in the body part 1 at a position right opposite to the third elastic sheet 33, so that the third elastic sheet 33 can be conveniently produced, and the abutting state of the pole piece to be connected and the third elastic sheet 33 can be observed.
EXAMPLE III
Fig. 19 to 21 show a third embodiment, wherein the same or corresponding parts as in the first embodiment are provided with the same reference numerals as in the first embodiment. For the sake of simplicity, only the points of difference between the third embodiment and the first embodiment will be described. The difference is that the main elastic sheet 2 is arranged at one side of the body part 1, and the third elastic sheet 33 is connected with the body part 1. In this embodiment, the main body 1 is plate-shaped, the main elastic piece 2 is disposed on one side of the main body 1, and both sides of the main elastic piece 2 are extended to increase the structural strength. The third elastic sheet 33 is located at one end of the body portion 1. That is to say, the first elastic sheet 31, the main elastic sheet 2, the third elastic sheet 33 and the other main elastic sheet 2 are sequentially arranged around the plate-shaped body part 1, so that the pole piece of the battery pack has a compact structure and a small volume.
Example four
Fig. 22 and 23 show a fourth embodiment, wherein the same or corresponding parts as in the first embodiment are provided with the same reference numerals as in the first embodiment. For the sake of simplicity, only the points of difference between the third embodiment and the first embodiment will be described. The difference is that the end of the body part 1 far away from the main elastic sheet 2 is provided with the radiating fin 5, and the arrangement of the radiating fin 5 increases the heat capacity of the pole piece of the battery pack, increases the contact area between the pole piece of the battery pack and the air, further increases the radiating area, and avoids heat accumulation, thereby reducing the influence of large current on the performance of the battery pack 10.
Specifically, one end of the main body part 1, which is far away from the main elastic sheet 2, extends in a direction far away from the main elastic sheet 2 to form an extension part 11, and the heat sink 5 is connected with the extension part 11 to adapt to an installation space of a pole piece of a battery pack.
Referring to fig. 23, when the battery pack pole piece is mounted on the circuit board 101, the heat sink 5 is parallel to the circuit board 101 and covers the circuit board 101 to increase the contact area between the heat sink 5 and the circuit board 101, thereby ensuring the heat dissipation effect.
The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the invention, which changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (11)
1. A battery pack pole piece, comprising:
a body section (1);
the pair of main elastic sheets (2) is arranged, the main elastic sheets (2) are connected with the body part (1), the two main elastic sheets (2) are abutted to form a clamping part, and the clamping part is configured to clamp a pole piece to be connected;
the auxiliary elastic sheets are arranged on the side parts of the main elastic sheets (2) to abut against the pole pieces to be connected;
and the radiating fin (5) is arranged at one end of the body part (1) far away from the main elastic sheet (2).
2. The pole piece of the battery pack according to claim 1, wherein the plurality of auxiliary resilient pieces comprise a first resilient piece (31) and a second resilient piece (32) which are arranged oppositely, the first resilient piece (31) is connected with the body portion (1), the second resilient piece (32) is connected with one main resilient piece (2), and the first resilient piece (31), the second resilient piece (32) and the main resilient piece (2) are arranged around the circumference of the pole piece to be connected.
3. The battery pack pole piece of claim 2, wherein the plurality of auxiliary resilient tabs further comprise a third resilient tab (33), wherein an inlet is formed at one end of the clamping portion, and the third resilient tab (33) is disposed at an end away from the inlet.
4. The pole piece of the battery pack according to claim 3, wherein the main resilient piece (2) is disposed at one end of the body portion (1), and the third resilient piece (33) is connected to the first resilient piece (31) or the second resilient piece (32).
5. The battery pack pole piece according to claim 4, further comprising terminals (4), wherein the terminals (4) are connected with the body part (1) and are arranged in pairs.
6. The battery pack pole piece according to claim 4, wherein two sides of the main spring piece (2) are extended by a set width to be close to the first spring piece (31) and/or the second spring piece (32).
7. The battery pack pole piece according to claim 4, wherein the main elastic sheet (2) is a double-layer structure and comprises a support part (21) located at the outer side and an elastic part (22) located at the inner side, and the elastic part (22) is bent.
8. The pole piece of the battery pack according to claim 3, wherein the main resilient piece (2) is disposed on one side of the body portion (1), and the third resilient piece (33) is connected to the body portion (1).
9. The battery pack pole piece of any one of claims 1 to 8, wherein the body portion (1), the main spring piece (2) and the auxiliary spring piece are integrally formed.
10. The pole piece of the battery pack according to claim 1, wherein one end of the body part (1) far away from the main spring piece (2) extends to a direction far away from the main spring piece (2) to form an extension part (11), and the heat sink (5) is connected with the extension part (11).
11. A battery pack comprising a battery pack pole piece according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010989551.0A CN114221142A (en) | 2020-09-18 | 2020-09-18 | Battery package pole piece and battery package |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010989551.0A CN114221142A (en) | 2020-09-18 | 2020-09-18 | Battery package pole piece and battery package |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114221142A true CN114221142A (en) | 2022-03-22 |
Family
ID=80695759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010989551.0A Pending CN114221142A (en) | 2020-09-18 | 2020-09-18 | Battery package pole piece and battery package |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114221142A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08222283A (en) * | 1995-02-10 | 1996-08-30 | Sumitomo Wiring Syst Ltd | Crimp terminal |
| JP2002246081A (en) * | 2001-02-15 | 2002-08-30 | Smk Corp | Terminal block with temperature fuse connection contact |
| CN102612866A (en) * | 2009-12-18 | 2012-07-25 | 韦巴斯托股份公司 | Contact device for fastening to a circuit board, method for fastening a contact device to a circuit board, and circuit board |
| CN104900824A (en) * | 2014-03-03 | 2015-09-09 | 株式会社牧田 | Battery pack for power tool |
| CN206657876U (en) * | 2017-03-22 | 2017-11-21 | 深圳市科特精密五金塑胶有限公司 | Arrange female four sides contact terminal |
| CN211480144U (en) * | 2020-02-29 | 2020-09-11 | 浙江良业工具有限公司 | Battery pack combined structure |
-
2020
- 2020-09-18 CN CN202010989551.0A patent/CN114221142A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08222283A (en) * | 1995-02-10 | 1996-08-30 | Sumitomo Wiring Syst Ltd | Crimp terminal |
| JP2002246081A (en) * | 2001-02-15 | 2002-08-30 | Smk Corp | Terminal block with temperature fuse connection contact |
| CN102612866A (en) * | 2009-12-18 | 2012-07-25 | 韦巴斯托股份公司 | Contact device for fastening to a circuit board, method for fastening a contact device to a circuit board, and circuit board |
| CN104900824A (en) * | 2014-03-03 | 2015-09-09 | 株式会社牧田 | Battery pack for power tool |
| CN206657876U (en) * | 2017-03-22 | 2017-11-21 | 深圳市科特精密五金塑胶有限公司 | Arrange female four sides contact terminal |
| CN211480144U (en) * | 2020-02-29 | 2020-09-11 | 浙江良业工具有限公司 | Battery pack combined structure |
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