CN210668529U - Battery plate group - Google Patents
Battery plate group Download PDFInfo
- Publication number
- CN210668529U CN210668529U CN201921533763.7U CN201921533763U CN210668529U CN 210668529 U CN210668529 U CN 210668529U CN 201921533763 U CN201921533763 U CN 201921533763U CN 210668529 U CN210668529 U CN 210668529U
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- Prior art keywords
- contact
- elastic sheet
- negative
- positive
- main body
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- 238000009434 installation Methods 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 210000000988 bone and bone Anatomy 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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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- Connection Of Batteries Or Terminals (AREA)
Abstract
A battery pole piece group comprises a positive pole piece and a negative pole piece which are oppositely arranged, wherein the negative pole piece comprises a main body part and a negative contact part arranged on the main body part, and the negative contact part comprises a supporting elastic piece and a contact elastic piece which are oppositely arranged; the contact elastic sheet is arranged in a convex C shape, the support elastic sheet extends linearly, and the end part of the support elastic sheet is contacted with the inner side surface of the contact elastic sheet; the positive plate is provided with a positive contact part, and the positive contact part and the negative contact part are arranged oppositely. The utility model arranges the integrally formed negative contact part on the negative pole piece, thereby avoiding the need of additionally fastening and installing the spring, not only the production is simpler and more convenient, but also the contact performance can be ensured; meanwhile, the service life of the negative plate can be prolonged to a certain extent; the utility model discloses a practicality is strong, has stronger popularization meaning.
Description
Technical Field
The utility model relates to a pole piece especially relates to a pole piece group of battery case.
Background art:
the battery refers to a device which can convert chemical energy into electric energy in a part of space of a cup, a tank or other container or a composite container which is filled with an electrolyte solution and a metal electrode to generate current; which has a positive and negative polarity. When the battery is used, corresponding battery boxes are usually arranged on corresponding products, and positive plates and negative plates corresponding to the positive and negative electrodes of the battery are arranged in the battery boxes.
The negative electrode of the conventional electrode plate is usually connected by a spring, and the spring needs to be installed on a metal plate and then electrically connected with the negative electrode of the battery. However, the conventional spring-type electrode plate is time-consuming and labor-consuming to mount, and the mounting stability is poor. Meanwhile, after the spring is used for a long time, the spring has the defects of easy deformation, easy falling and the like, thereby easily causing the problem of poor contact.
The utility model has the following contents:
therefore, the utility model discloses a main aim at provides a battery pole piece group to solve traditional spring pole piece installation complicacy, waste time and energy, and stability is relatively poor, yielding or drop and lead to contact failure's problem.
In order to achieve the above purpose, the utility model mainly adopts the following technical scheme:
a battery pole piece group comprises a positive pole piece and a negative pole piece which are oppositely arranged, wherein the negative pole piece comprises a main body part and a negative contact part arranged on the main body part, and the negative contact part comprises a contact elastic piece and a support elastic piece extending below the contact elastic piece; the middle part of the main body part is provided with a through hole, the supporting elastic sheet and the contact elastic sheet are respectively arranged at two opposite sides of the through hole, and the two elastic sheets are oppositely extended towards the outer side of the middle part of the through hole; the supporting elastic sheet is arranged linearly, the contact elastic sheet is arranged in a convex C shape, and the end part of the supporting elastic sheet abuts against the inner side surface of the contact elastic sheet; the contact elastic sheet comprises a connecting section, a free section and a main body section connected with the connecting section and the free section, the connecting section is connected to the main body section, the connecting section, the main body section and the free section are all arranged in an arc shape, and the free section extends to the outer side of the support elastic sheet to limit the support elastic sheet; the positive plate is provided with a positive contact part, and the positive contact part and the negative contact part are arranged oppositely.
Furthermore, the positive plate is also provided with a negative contact part, and the negative plate is also provided with a positive contact part; the negative contact part and the positive contact part on the positive plate are arranged in one-to-one correspondence with the positive contact part and the negative contact part on the negative plate.
The positive plate is provided with more than two negative contact parts and more than two positive contact parts, and the negative plate is provided with more than two positive contact parts and more than two negative contact parts.
Furthermore, a groove is respectively arranged on the main body parts at two sides of the connecting section, and a contact salient point is also arranged on the outer side surface of the main body section and is in contact with the battery pole piece.
Further, still be provided with installation department, a plurality of mounting hole and a plurality of spacing piece on the main part, the installation department sets up in the main part outside, spacing piece sets up in mounting hole one side, and spacing piece extends the setting from mounting hole one side towards the mounting hole middle part outside.
Furthermore, the radius of the main body section is larger than that of the connecting section and the free section, and the radian of the main body section is smaller than that of the connecting section and the free section; the radian from the connecting end of the free section to the free end of the free section is in a semi-arc shape.
Furthermore, a reinforcing bone is further arranged on the outer side surface of the supporting elastic sheet and extends along the extending direction of the supporting elastic sheet
In summary, the negative contact part is integrally formed on the negative electrode plate, so that the spring is not required to be additionally buckled and installed, the production is simpler and more convenient, and the contact performance can be ensured; meanwhile, the service life of the negative plate can be prolonged to a certain extent. In addition, the contact spring plate has better elastic force due to the structural design, so that the stability of battery installation and the stability of electric contact can be provided. The utility model discloses a practicality is strong, has stronger popularization meaning.
Drawings
Fig. 1 is a schematic structural view of a negative electrode sheet according to a first embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the negative electrode sheet of FIG. 1;
fig. 3 is a schematic structural view of a positive plate according to a first embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of the positive plate of FIG. 2;
fig. 5 is a schematic structural diagram of a negative electrode plate in a second embodiment of the battery plate assembly of the present invention;
fig. 6 is a schematic structural diagram of positive and negative electrode plates in a second embodiment of the battery electrode plate assembly of the present invention.
The specific implementation mode is as follows:
in order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
As shown in fig. 1 to 4, which are first embodiments of a battery plate set provided by the present invention, the battery plate set includes a negative plate 10 and a positive plate 20, and the positive plate 20 and the negative plate 10 are both installed in a battery box and are oppositely disposed; and the positive electrode tab 20 and the negative electrode tab 10 are in contact with the positive electrode and the negative electrode of the battery, respectively, to achieve electrical connection.
The negative plate 10 comprises a main body part 11, an installation part 12 arranged on one side of the main body part 11 and a negative contact part arranged in the middle of the main body part 11; the negative contact part comprises a supporting elastic sheet 13 and a contact elastic sheet 14. The middle of the main body part 11 is provided with a through hole 15, the supporting elastic sheet 13 and the contact elastic sheet 14 are respectively arranged at two opposite sides of the through hole 15, and the two elastic sheets are oppositely extended towards the middle of the through hole. Specifically, the supporting elastic sheet 13 is disposed on the inner side wall of the through hole 15 and extends obliquely outward, the contact elastic sheet 14 is disposed on the outer side surface of the main body portion 11 and extends in an arc shape toward one side of the supporting elastic sheet 13, and the top of the free end of the supporting elastic sheet 13 abuts against the bottom surface of the contact elastic sheet 14. In this embodiment, the supporting elastic sheet 13 is disposed in a linear inclined manner gradually away from the main body 11 from the connecting end toward the free end.
The contact spring 14 includes a connecting section 141, a free section 143, and a main section 142 connected to the connecting section 141 and the free section 143, wherein the connecting section 141 is connected to the main body 11, and the main body 11 on both sides of the connecting section 141 is respectively provided with a groove 16, so as to improve the elastic force of the contact spring 14. The connecting section 141, the main body section 142 and the free section 143 are all arranged in an arc shape, and the joints of the adjacent sections are arranged in a tangent manner. The radius of the main body section 142 is larger than the connecting section 141 and the free section 143, and the radian of the main body section 142 is smaller than the connecting section 141 and the free section 143. In addition, the radian from the starting point of the free section 143 to the end part in contact with the supporting elastic sheet 13 is arranged in a semi-arc shape, the end part of the supporting elastic sheet 13 extends to the inner side of the end part of the free section 143, and the free section 143 limits the supporting elastic sheet 13. The outer surface of the contact spring 14 is further provided with a reinforcing rib 144, and the design of the reinforcing rib 144 can enhance the strength and elasticity of the contact spring 14.
A contact bump 18 is further disposed on the outer side surface of the main body section 142, and the contact bump 18 is in contact with the negative electrode of the battery. In this embodiment, the contact bump 18 is disposed directly above the reinforcing bone 144. In addition, the main body part 11 is also provided with a plurality of mounting holes 19 and a limiting sheet 17, and the limiting sheet 17 is arranged on one side of the mounting holes 19 and tilts upwards from the middle of the mounting holes 19; thereby facilitating the snap-fit mounting of the negative electrode tab 10 in the battery case. The positive plate 20 is also provided with a mounting portion 21 at one side thereof, and a positive contact portion 22 at the middle portion thereof. In this embodiment, the positive contact 22 is a boss, and the boss 22 is designed to be in contact with the positive electrode of the battery. The two sides of the boss 21 are also provided with a mounting hole 23 and a limiting piece 24, and the limiting piece 24 is arranged on one side of the mounting hole and tilts towards the outer side of the middle part of the mounting hole 23. The design of the mounting hole 23 and the limiting sheet 24 is convenient for the positive plate 20 to be mounted in the battery box in a buckling mode.
As shown in fig. 5 and fig. 6, which are the second embodiment of the present embodiment, the battery plate set in the present embodiment can be electrically connected to two batteries at the same time. The electrode plate set comprises a positive electrode plate 20a, a negative electrode plate 10a and a positive contact part, wherein the positive electrode plate 20a and the negative electrode plate are arranged side by side, and the negative electrode plate 10a is provided with the negative contact part and the positive contact part which are arranged side by side. The arrangement sequence of the positive contact part and the negative contact part on the positive and negative pole pieces 10a is opposite to that of the positive contact part and the negative contact part on the positive and negative pole pieces 20a, the positive contact part on the positive and negative pole pieces 20a corresponds to the negative contact part on the positive and negative pole pieces 10a, and the negative contact part on the positive and negative pole pieces 20a corresponds to the positive contact part on the positive and negative pole pieces 10 a. Wherein the positive contact portion and the negative contact portion have the same structure as in the first embodiment.
In other embodiments, three or more positive contact portions and three or more negative contact portions may be disposed on the positive and negative electrode plates 20a and 10a, as required.
In summary, the negative contact part is integrally formed on the negative electrode plate, so that the spring is not required to be additionally buckled and installed, the production is simpler and more convenient, and the contact performance can be ensured; meanwhile, the service life of the negative plate can be prolonged to a certain extent. In addition, the contact spring plate has better elastic force due to the structural design, so that the stability of battery installation and the stability of electric contact can be provided. The utility model discloses a practicality is strong, has stronger popularization meaning.
The above-mentioned embodiments only represent one embodiment of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the 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 (7)
1. A battery plate assembly, comprising: the negative plate comprises a main body part and a negative contact part arranged on the main body part, wherein the negative contact part comprises a contact elastic sheet and a support elastic sheet extending below the contact elastic sheet; the middle part of the main body part is provided with a through hole, the supporting elastic sheet and the contact elastic sheet are respectively arranged at two opposite sides of the through hole, and the two elastic sheets are oppositely extended towards the outer side of the middle part of the through hole; the supporting elastic sheet is arranged linearly, the contact elastic sheet is arranged in a convex C shape, and the end part of the supporting elastic sheet abuts against the inner side surface of the contact elastic sheet; the contact elastic sheet comprises a connecting section, a free section and a main body section connected with the connecting section and the free section, the connecting section is connected to the main body section, the connecting section, the main body section and the free section are all arranged in an arc shape, and the free section extends to the outer side of the support elastic sheet to limit the support elastic sheet; in addition, a contact salient point is also arranged on the outer side surface of the contact elastic sheet; the positive plate is provided with a positive contact part, and the positive contact part and the negative contact part are arranged oppositely.
2. The battery plate stack of claim 1, wherein: the positive plate is also provided with a negative contact part, and the negative plate is also provided with a positive contact part; the negative contact part and the positive contact part on the positive plate are arranged in one-to-one correspondence with the positive contact part and the negative contact part on the negative plate.
3. The battery plate stack of claim 2, wherein: the positive plate is provided with more than two negative contact parts and more than two positive contact parts, and the negative plate is provided with more than two positive contact parts and more than two negative contact parts.
4. The battery plate stack of claim 1, wherein: the battery pole piece connecting structure is characterized in that main body parts on two sides of the connecting section are respectively provided with a groove, the outer side surface of the main body section is also provided with a contact convex point, and the contact convex point is in contact with the battery pole piece.
5. The battery plate stack of claim 1, wherein: still be provided with installation department, a plurality of mounting hole and a plurality of spacing piece on the main part, the installation department sets up in the main part outside, spacing piece sets up in mounting hole one side, and spacing piece extends the setting from mounting hole one side towards the mounting hole middle part outside.
6. The battery plate stack of claim 1, wherein: the radius of the main body section is larger than that of the connecting section and the free section, and the radian of the main body section is smaller than that of the connecting section and the free section; the radian from the connecting end of the free section to the free end of the free section is in a semi-arc shape.
7. The battery plate stack of claim 1, wherein: the lateral surface of the supporting elastic sheet is also provided with a reinforcing bone, and the reinforcing bone extends along the extending direction of the supporting elastic sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921533763.7U CN210668529U (en) | 2019-09-16 | 2019-09-16 | Battery plate group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921533763.7U CN210668529U (en) | 2019-09-16 | 2019-09-16 | Battery plate group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210668529U true CN210668529U (en) | 2020-06-02 |
Family
ID=70813996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921533763.7U Active CN210668529U (en) | 2019-09-16 | 2019-09-16 | Battery plate group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210668529U (en) |
-
2019
- 2019-09-16 CN CN201921533763.7U patent/CN210668529U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Room 201, Building 2, No. 6 Jinchuan Third Road, Zhaolin, Xiegang Town, Dongguan City, Guangdong Province, 523597 Patentee after: Dongguan Huiguo Electronic Technology Co.,Ltd. Address before: 523597 Jinhai Industrial Zone, Wuxing Village, Xiegang Town, Dongguan City, Guangdong Province Patentee before: Dongguan Huiguo Electronic Technology Co.,Ltd. |