CN205646007U - Square lithium -ion battery - Google Patents
Square lithium -ion battery Download PDFInfo
- Publication number
- CN205646007U CN205646007U CN201620484931.8U CN201620484931U CN205646007U CN 205646007 U CN205646007 U CN 205646007U CN 201620484931 U CN201620484931 U CN 201620484931U CN 205646007 U CN205646007 U CN 205646007U
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- label
- groove
- battery
- ion battery
- square lithium
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 25
- 229920003023 plastic Polymers 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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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
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
Abstract
本实用新型属于锂离子电池领域，具体涉及一种方型锂离子电池，包括电池壳体、底壳以及包覆于所述的电池壳体的外表面的标签；所述的电池壳体下端与所述的底壳的连接；所述的标签为长方形条状物，所述的标签在包绕电池壳体后两端在电池壳体表面上形成搭接部；所述的底壳至少在与所述的搭接部的接触面上设有一个凹槽，凹槽的深度为一层标签的厚度。这样使电池在装配过程中，标签的搭接部刚好落入凹槽，就使得搭接部的标签层数变成和其他部分的标签层数一样的厚度，从而使得方型锂离子电池的底壳各个厚度尺寸点保持一致，不会超差。
The utility model belongs to the field of lithium-ion batteries, in particular to a square-shaped lithium-ion battery, comprising a battery case, a bottom case and a label coated on the outer surface of the battery case; the lower end of the battery case and the The connection of the bottom case; the label is a rectangular strip, and the two ends of the label form an overlapping part on the surface of the battery case after wrapping around the battery case; A groove is provided on the contact surface of the overlapping part, and the depth of the groove is the thickness of a layer of label. In this way, during the assembly process of the battery, the overlapping part of the label just falls into the groove, so that the number of label layers at the overlapping part becomes the same thickness as the number of label layers in other parts, so that the square lithium-ion battery The thickness and dimension points of the bottom shell are consistent and will not be out of tolerance.
Description
技术领域technical field
本实用新型属于锂离子电池领域，具体涉及一种方型锂离子电池。The utility model belongs to the field of lithium ion batteries, in particular to a square lithium ion battery.
背景技术Background technique
目前，锂离子电池具有比能量高、循环使用次数多、存储时间长等优点，不仅在便携式电子设备上如移动电话、数码摄像机和手提电脑得到广泛应用，而且也广泛应用于电动汽车、电动自行车以及电动工具等大中型电动设备方面，因此对锂离子电池的要求越来越高。At present, lithium-ion batteries have the advantages of high specific energy, many cycle times, and long storage time. They are not only widely used in portable electronic devices such as mobile phones, digital cameras, and laptop computers, but also widely used in electric vehicles and electric bicycles. As well as large and medium-sized electric equipment such as electric tools, the requirements for lithium-ion batteries are getting higher and higher.
方型锂离子电池，由于具有较高的安全性，易于大批量生产的工艺技术，一直受到业界大客户的青睐，是手机电池中的标杆，也在多年的生产及设计经验中不断完善；方型锂离子电池对基本尺寸及公差(长,宽,厚)要求较高，在制作电池过程中标签的搭接部与底壳接触的位置会超厚，正常情况下是包裹电池壳体的上下两层签，搭接面由于标签有重叠部分从而是三层签(接触面两层，电池壳体的另一侧为一层签)，因而存在出货不良的风险。Rectangular lithium-ion battery, due to its high safety and easy-to-mass production technology, has been favored by major customers in the industry. It is the benchmark in mobile phone batteries and has been continuously improved in years of production and design experience; Small lithium-ion batteries have high requirements on basic dimensions and tolerances (length, width, thickness). Two-layer label, the overlapping part of the label is a three-layer label (two layers on the contact surface, and one layer on the other side of the battery case), so there is a risk of poor shipment.
实用新型内容Utility model content
本实用新型的目的在于克服现有技术中方型锂离子电池的标签会出现超厚现象造成出货不良的风险，而提供一种方型锂离子电池。The purpose of the utility model is to provide a square lithium ion battery by overcoming the risk that the label of the square lithium ion battery in the prior art will be over-thick and cause poor shipment.
为实现上述目的，本实用新型采用以下技术方案：In order to achieve the above object, the utility model adopts the following technical solutions:
一种方型锂离子电池，包括电池壳体、底壳以及包覆于所述的电池壳体的外表面的标签；A square lithium ion battery, comprising a battery case, a bottom case and a label coated on the outer surface of the battery case;
所述的电池壳体下端与所述的底壳的连接；The connection between the lower end of the battery case and the bottom case;
所述的标签为长方形条状物，所述的标签在包绕电池壳体后两端在电池壳体表面上形成搭接部；The label is a rectangular strip, and the two ends of the label form an overlapping portion on the surface of the battery case after wrapping around the battery case;
所述的底壳至少在与所述的搭接部的接触面上设有一个凹槽，凹槽的深度为一层标签的厚度。The bottom shell is provided with a groove at least on the contact surface with the overlapping part, and the depth of the groove is the thickness of a layer of label.
所述的底壳上以所述的底壳中心位置为对称点与所述的凹槽对称设置有另外一个凹槽。Another groove is provided on the bottom shell symmetrically with the groove with the central position of the bottom shell as a symmetrical point.
所述凹槽的深度为0.09mm-0.10mm。The depth of the groove is 0.09mm-0.10mm.
所述的底壳包括底盘以及居中设置在底盘长边侧的侧边，所述的凹槽形成于所述的侧边的根部。The bottom shell includes a chassis and a side edge centrally arranged on a long side of the chassis, and the groove is formed at a root of the side edge.
所述的底壳由塑料通过高压注塑模具制造而成。The bottom case is made of plastic through a high-pressure injection mold.
所述的塑料为UF1017或UF1013。The plastic is UF1017 or UF1013.
与现有技术相比，本实用新型的有益效果是：Compared with the prior art, the beneficial effects of the utility model are:
本实用新型在底壳在与搭接部的接触面上设有一层标签厚度的凹槽,使电池在装配过程中，标签的搭接部刚好落入凹槽，就使得搭接部的标签层数变成和其他部分的标签层数一样的厚度，从而使得方型锂离子电池的的底壳各个厚度尺寸点保持一致，不会超差。The utility model is provided with a layer of grooves with the thickness of the label on the contact surface of the bottom shell with the overlapping part, so that during the battery assembly process, the overlapping part of the label just falls into the groove, so that the label layer of the overlapping part The number becomes the same thickness as the number of label layers in other parts, so that the thickness of the bottom case of the square lithium-ion battery is kept consistent and will not exceed the tolerance.
作为优选方案，所述的底壳上以所述的底壳中心位置为对称点与所述的凹槽对称设置有另外一个凹槽。此种结构可以不用区分电池壳体的正反面，在装配过程中将电池壳体直接装配于底壳中，这样无论正反面底壳各个厚度尺寸点保持一致，不会超差，使其在生产制造过程中更易于装配。本实用新型解决了方型锂离子电池在生产制造过程中出现的底壳厚度不良的问题，提高电池的成品率和生产效率。As a preferred solution, another groove is provided on the bottom case symmetrically to the groove with the central position of the bottom case as a symmetrical point. This kind of structure does not need to distinguish the front and back of the battery case, and the battery case is directly assembled in the bottom case during the assembly process, so that the thickness and dimensions of the bottom case regardless of the front and back sides are consistent and will not be out of tolerance, so that it can be used in production Easier to assemble during manufacturing. The utility model solves the problem of poor thickness of the bottom case in the manufacturing process of the square lithium ion battery, and improves the yield and production efficiency of the battery.
附图说明Description of drawings
图1是本实用新型的整体主视结构示意图。Fig. 1 is a schematic diagram of the overall front view structure of the utility model.
图2是本实用新型底壳的结构示意图Fig. 2 is the structural representation of the utility model bottom shell
具体实施方式detailed description
为了使本技术领域的技术人员更好地理解本实用新型的技术方案，下面结合附图和最佳实施例对本实用新型作进一步的详细说明。In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and preferred embodiments.
图1-2示出一种方型锂离子电池，一种方型锂离子电池，包括电池壳体1、底壳2以及包覆于所述的电池壳体的外表面的标签(未示出)；所述的电池壳体1下端与所述的底壳2的连接；所述的标签为长方形条状物，所述的标签在包绕电池壳体1后两端在电池壳体表面上形成搭接部3(图1中给出的阴影部分)。Fig. 1-2 shows a kind of prismatic lithium-ion battery, a kind of prismatic lithium-ion battery, comprises battery case 1, bottom case 2 and the label (not shown) that is coated on the outer surface of described battery case ); the connection between the lower end of the battery case 1 and the bottom case 2; the label is a rectangular strip, and the two ends of the label are on the surface of the battery case after wrapping the battery case 1 An overlapping portion 3 is formed (hatched portion given in FIG. 1 ).
所述的底壳2至少在与所述的搭接部的接触面上设有一个凹槽4，凹槽的深度为一层标签的厚度。所述凹槽的深度为0.09mm-0.10mm。所述的底壳2包括底盘以及居中设置在底盘长边侧的侧边5，所述的底盘为长方形底片以及形成在所述的底片四周的侧折边，在所述的侧折边的长边处居中设置侧边5，所述的侧边与电池壳体贴合，使其更加稳固。所述的凹槽4形成于所述的侧边的根部。所述的底壳由塑料通过高压注塑模具制造而成。所述的塑料为现有技术中常用的UF1017或UF1013。本实用新型在底壳在与搭接部的接触面上设有一层标签厚度的凹槽,使电池在装配过程中，标签的搭接部刚好落入凹槽，就使得搭接部的标签层数变成和其他部分的标签层数一样的厚度，从而使得方型锂离子电池的的底壳各个厚度尺寸点保持一致，不会超差。The bottom shell 2 is provided with a groove 4 at least on the contact surface with the overlapping part, and the depth of the groove is the thickness of a layer of label. The depth of the groove is 0.09mm-0.10mm. The bottom shell 2 includes a chassis and a side edge 5 centrally arranged on the long side of the chassis. The chassis is a rectangular bottom sheet and side flaps formed around the bottom sheet. The length of the side flaps is A side 5 is arranged in the center of the side, and the side is attached to the battery case to make it more stable. The groove 4 is formed at the root of the side. The bottom case is made of plastic through a high-pressure injection mold. The plastic is UF1017 or UF1013 commonly used in the prior art. The utility model is provided with a layer of grooves with the thickness of the label on the contact surface of the bottom shell with the overlapping part, so that during the battery assembly process, the overlapping part of the label just falls into the groove, so that the label layer of the overlapping part The number becomes the same thickness as the number of label layers in other parts, so that the thickness of the bottom case of the square lithium-ion battery is kept consistent and will not exceed the tolerance.
作为本实用新型的优选实施方式，所述的底壳上以所述的底壳中心位置为对称点与所述的凹槽对称设置有另外一个凹槽。此种结构可以不用区分电池壳体的正反面，在装配过程中将电池壳体装配至底壳中，这样底壳各个厚度尺寸点保持一致，不会超差，使其在生产制造过程中更易于装配。本实用新型解决了方型锂离子电池在生产制造过程中出现的底壳厚度不良的问题，提高电池的成品率和生产效率。As a preferred embodiment of the present invention, another groove is provided on the bottom case symmetrically to the groove with the central position of the bottom case as a symmetrical point. This structure can assemble the battery case into the bottom case during the assembly process without distinguishing the front and back of the battery case, so that the thickness and dimensions of the bottom case are consistent and will not be out of tolerance, making it easier in the manufacturing process Easy to assemble. The utility model solves the problem of poor thickness of the bottom case in the manufacturing process of the square lithium ion battery, and improves the yield and production efficiency of the battery.
以上所述仅是本实用新型的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本实用新型原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本实用新型的保护范围。The above is only a preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made, these improvements and Retouching should also be regarded as the scope of protection of the present utility model.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620484931.8U CN205646007U (en) | 2016-05-25 | 2016-05-25 | Square lithium -ion battery |
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| CN201620484931.8U CN205646007U (en) | 2016-05-25 | 2016-05-25 | Square lithium -ion battery |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106876622A (en) * | 2016-12-29 | 2017-06-20 | 深圳天珑无线科技有限公司 | A kind of battery labeling for being fixed on battery in battery compartment |
| CN112151715A (en) * | 2017-01-05 | 2020-12-29 | 华为技术有限公司 | Battery Wraps, Battery Components and Terminals |
-
2016
- 2016-05-25 CN CN201620484931.8U patent/CN205646007U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106876622A (en) * | 2016-12-29 | 2017-06-20 | 深圳天珑无线科技有限公司 | A kind of battery labeling for being fixed on battery in battery compartment |
| CN112151715A (en) * | 2017-01-05 | 2020-12-29 | 华为技术有限公司 | Battery Wraps, Battery Components and Terminals |
| US11043711B2 (en) | 2017-01-05 | 2021-06-22 | Huawei Technologies Co., Ltd. | Battery wrapping film, battery component, terminal |
| CN112151715B (en) * | 2017-01-05 | 2021-11-09 | 华为技术有限公司 | Battery wrapping film, battery pack and terminal |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230309 Address after: 300000 No.38 Haitai South Road, Huayuan Industrial Zone (outside the ring), High-tech Zone, Binhai New Area, Tianjin Patentee after: Tianjin Juyuan New Energy Technology Co.,Ltd. Address before: 300384 Tianjin Xiqing District Binhai hi tech Industrial Development Zone (outer ring) 38 Haitai South Road Patentee before: TIANJIN LISHEN BATTERY JOINT-STOCK Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: No.38 Haitai South Road, Huayuan Industrial Zone (Huanwai), Binhai High tech Zone, Binhai New Area, Tianjin, 300000 Patentee after: Tianjin Lishen Juyuan New Energy Technology Co.,Ltd. Country or region after: China Address before: 300000 No.38 Haitai South Road, Huayuan Industrial Zone (outside the ring), High-tech Zone, Binhai New Area, Tianjin Patentee before: Tianjin Juyuan New Energy Technology Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |