CN204315643U - A kind of batteries for electric tools bag - Google Patents
A kind of batteries for electric tools bag Download PDFInfo
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- CN204315643U CN204315643U CN201420752988.2U CN201420752988U CN204315643U CN 204315643 U CN204315643 U CN 204315643U CN 201420752988 U CN201420752988 U CN 201420752988U CN 204315643 U CN204315643 U CN 204315643U
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- battery
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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
本实用新型涉及电动工具配件技术领域，尤其是指一种电动工具用电池包；本实用新型的电动工具用电池包，所述每件电池的正极、负极上分别连接正极导电片、负极导电片，所述正极导电片、负极导电片连接到外壳外，外壳的一端面布置正极导电片、负极导电片在设置正连触头、负连触头；在充电时，充电装置的连接头与电池包的侧面的正连触头、负连触头连接，充电装置设置电路使电池包中的电池并联连接，只需设置简单的变压电路，便可以保障所有电池的充电电压的一致性，结构简单，节省成本；另外某件电池出现故障问题时，不会影响整个电池组的正常工作及充放电，电池包的还可以继续使用。
The utility model relates to the technical field of electric tool accessories, in particular to a battery pack for electric tools; in the battery pack for electric tools of the utility model, the positive and negative electrodes of each battery are respectively connected to a positive conductive sheet and a negative conductive sheet , the positive conductive sheet and the negative conductive sheet are connected to the outside of the casing, and the positive conductive sheet and the negative conductive sheet are arranged on one end of the casing to set a positive connection contact and a negative connection contact; when charging, the connection head of the charging device and the battery The positive contact and negative contact on the side of the pack are connected, and the charging device sets the circuit to connect the batteries in the battery pack in parallel. Only a simple transformer circuit can be set to ensure the consistency of the charging voltage of all batteries. Simple and cost-saving; in addition, when a certain battery fails, it will not affect the normal operation and charging and discharging of the entire battery pack, and the battery pack can continue to be used.
Description
技术领域technical field
本实用新型涉及电动工具配件技术领域，尤其是指一种电动工具用电池包。The utility model relates to the technical field of electric tool accessories, in particular to a battery pack for electric tools.
背景技术Background technique
目前电动工具均的电池包一般由设置有电池内空腔的外壳以及设置在外壳内空腔中的若干电池构成，电池在内空腔内串联连接；电池包在高电压进行充电和放电使用；由于一般电池为锂电池，充电时，要保证串联后的每件电池要在特定的电压，目前均须要加电子保护线路来防止每支电压在充电时电压过高，电池越多时，保护线路越复杂，成本越高；当某件电池出现故障问题时，会影响整个电池组的正常工作及充放电，直接导致电池包的报废。At present, the battery packs of electric tools are generally composed of a casing with a battery inner cavity and a number of batteries arranged in the inner cavity of the casing. The batteries are connected in series in the inner cavity; the battery pack is used for charging and discharging at high voltage; Because the general battery is a lithium battery, when charging, it is necessary to ensure that each battery in series is at a specific voltage. At present, it is necessary to add an electronic protection circuit to prevent the voltage of each battery from being too high when charging. The more batteries, the more the protection circuit. Complexity and higher cost; when a battery fails, it will affect the normal operation and charging and discharging of the entire battery pack, which will directly lead to the scrapping of the battery pack.
实用新型内容Utility model content
本实用新型在于针对目前电动工具电池包存在的不足，而提供解决以上问题的一种电动工具用电池包。The utility model aims to provide a battery pack for an electric tool that solves the above problems in view of the shortcomings existing in the current electric tool battery pack.
为达到上述目的，本实用新型采用如下技术方案：In order to achieve the above object, the utility model adopts the following technical solutions:
一种电动工具用电池包，所述电池包由设置有电池内空腔的外壳以及设置在外壳内空腔中的若干电池构成；所述每件电池的正极、负极上分别连接正极导电片、负极导电片，所述正极导电片、负极导电片连接到外壳外，外壳的一端面布置正极导电片、负极导电片在设置正连触头、负连触头。A battery pack for an electric tool, the battery pack is composed of a casing provided with a cavity inside the battery and a plurality of batteries arranged in the cavity inside the casing; the positive pole and the negative pole of each battery are respectively connected to a positive electrode conductive sheet, Negative electrode conductive sheet, the positive electrode conductive sheet and the negative electrode conductive sheet are connected to the outside of the casing, and the positive electrode conductive sheet and the negative electrode conductive sheet are arranged on one end surface of the casing to set the positive connection contact and the negative connection contact.
较佳的，所述正连触头、负连触头为片状触头。Preferably, the positive connection contact and the negative connection contact are sheet contacts.
较佳的，所述正连触头、负连触头为弹性夹片状触头。Preferably, the positive connection contact and the negative connection contact are elastic clip-shaped contacts.
本实用新型的有益效果在于：本实用新型的电动工具用电池包，所述每件电池的正极、负极上分别连接正极导电片、负极导电片，所述正极导电片、负极导电片连接到外壳外，外壳的一端面布置正极导电片、负极导电片在设置正连触头、负连触头；在充电时，充电装置的连接头与电池包的侧面的正连触头、负连触头连接，充电装置设置电路使电池包中的电池并联连接，只需设置简单的变压电路，便可以保障所有电池的充电电压的一致性，结构简单，节省成本；另外某件电池出现故障问题时，不会影响整个电池组的正常工作及充放电，电池包的还可以继续使用。The beneficial effect of the utility model is that: in the battery pack for electric tools of the utility model, the positive and negative electrodes of each battery are respectively connected with a positive conductive sheet and a negative conductive sheet, and the positive conductive sheet and the negative conductive sheet are connected to the casing In addition, one end surface of the housing is arranged with a positive conductive sheet and a negative conductive sheet, and a positive connection contact and a negative connection contact are arranged; when charging, the connection head of the charging device is connected to the positive connection contact and the negative connection contact on the side of the battery pack. Connection, the charging device sets the circuit to connect the batteries in the battery pack in parallel, and only needs to set up a simple transformer circuit to ensure the consistency of the charging voltage of all batteries, the structure is simple, and the cost is saved; in addition, when a certain battery fails , will not affect the normal operation and charging and discharging of the entire battery pack, and the battery pack can continue to be used.
附图说明Description of drawings
图1为本实用新型电池包的结构示意图Fig. 1 is the structural representation of the utility model battery pack
图2为本实用新型电池包的一实施方式端面结构示意图Figure 2 is a schematic diagram of the end face structure of an embodiment of the battery pack of the present invention
图3为本实用新型电池包的另一的结构示意图Fig. 3 is another schematic structural view of the utility model battery pack
具体实施方式Detailed ways
下面结合附图1-3对本实用新型作进一步阐述：Below in conjunction with accompanying drawing 1-3, the utility model is further elaborated:
一种电动工具用电池包，电池包由设置有电池内空腔11的外壳1以及设置在外壳1内空腔11中的若干电池2构成；外壳1可以根据需求设置成不同的形状，如长方状、椭圆状、三角形状等等；每件电池2的正极21、负极22上分别连接正极导电片3、负极导电片4，正极导电片3、负极导电片4可以通过碰焊、点焊等方式连接到电池2的正极21、负极22上；正极导电片3、负极导电片4连接到外壳1外，外壳1的一端面布置正极导电片3、负极导电片4在设置正连触头5、负连触头6；本领域技术人员可以将正连触头5、负连触头6为片状触头，嵌设在外壳1的一端面(如图1、2所示)，通过充电器或电动工具设置触柱进行与电池包连接；还可以正连触头5、负连触头6为弹性夹片状触头(如图3所示)，如插座内的触头，通过充电器或电动工具设置连接柱进行与电池包连接；另外，外壳1以及电池2的连接是本领域技术人员所悉知的技术手段，在此不做过多赘述。A battery pack for electric tools, the battery pack is composed of a housing 1 provided with a battery inner cavity 11 and a number of batteries 2 arranged in the inner cavity 11 of the housing 1; the housing 1 can be set in different shapes according to requirements, such as long square, oval, triangular, etc.; the positive electrode 21 and the negative electrode 22 of each battery 2 are respectively connected to the positive electrode conductive sheet 3 and the negative electrode conductive sheet 4, and the positive electrode conductive sheet 3 and the negative electrode conductive sheet 4 can be welded by butt welding or spot welding. Connect to the positive pole 21 and the negative pole 22 of the battery 2 in the same way; the positive conductive sheet 3 and the negative conductive sheet 4 are connected to the outside of the casing 1, and the positive conductive sheet 3 and the negative conductive sheet 4 are arranged on one end of the casing 1. 5. Negative connecting contact 6; those skilled in the art can use the positive connecting contact 5 and the negative connecting contact 6 as sheet contacts, which are embedded in one end surface of the shell 1 (as shown in Figures 1 and 2), and pass The charger or electric tool is provided with a contact column to connect with the battery pack; the positive connection contact 5 and the negative connection contact 6 can also be elastic clip-shaped contacts (as shown in Figure 3), such as the contacts in the socket, through The charger or the electric tool is provided with a connection post to connect with the battery pack; in addition, the connection of the casing 1 and the battery 2 is a technical means known to those skilled in the art, and will not be repeated here.
本实用新型的电动工具用电池包，所述每件电池2的正极21、负极22上分别连接正极导电片3、负极导电片4，所述正极导电片3、负极导电片4连接到外壳1外，外壳1的一端面布置正极导电片3、负极导电片4在设置正连触头5、负连触头6；在充电时，充电装置的连接头与电池包的侧面的正连触头5、负连触头6连接，充电装置设置电路使电池包中的电池2并联连接，只需设置简单的变压电路，便可以保障所有电池2的充电电压的一致性，结构简单，节省成本；另外某件电池2出现故障问题时，不会影响整个电池组的正常工作及充放电，电池包的还可以继续使用；在放电工作时，电动工具设置电路使电池包中的电池2串联连接。In the battery pack for electric tools of the present utility model, the positive electrode 21 and the negative electrode 22 of each battery 2 are respectively connected to the positive electrode conductive sheet 3 and the negative electrode conductive sheet 4, and the positive electrode conductive sheet 3 and the negative electrode conductive sheet 4 are connected to the shell 1 In addition, one end surface of the housing 1 is arranged with a positive electrode conductive sheet 3 and a negative electrode conductive sheet 4, and a positive connection contact 5 and a negative connection contact 6 are arranged; when charging, the connection head of the charging device and the positive connection contact on the side of the battery pack 5. The negative connection contact 6 is connected, and the charging device is equipped with a circuit to connect the batteries 2 in the battery pack in parallel. It only needs to set up a simple voltage conversion circuit to ensure the consistency of the charging voltage of all batteries 2. The structure is simple and the cost is saved. ; In addition, when a certain battery 2 fails, it will not affect the normal operation and charging and discharging of the entire battery pack, and the battery pack can continue to be used; when discharging, the electric tool sets the circuit so that the batteries 2 in the battery pack are connected in series .
以上所述实施例，只是本实用新型的较佳实例，并非来限制本实用新型实施范围，故凡依本实用新型申请专利范围所述的构造、特征及原理所做的等效变化或修饰，均应包括于本实用新型专利申请范围内。The embodiments described above are only preferred examples of the utility model, and are not intended to limit the scope of implementation of the utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the patent scope of the utility model, All should be included in the utility model patent application scope.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420752988.2U CN204315643U (en) | 2014-12-03 | 2014-12-03 | A kind of batteries for electric tools bag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420752988.2U CN204315643U (en) | 2014-12-03 | 2014-12-03 | A kind of batteries for electric tools bag |
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| Publication Number | Publication Date |
|---|---|
| CN204315643U true CN204315643U (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420752988.2U Expired - Lifetime CN204315643U (en) | 2014-12-03 | 2014-12-03 | A kind of batteries for electric tools bag |
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| CN (1) | CN204315643U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461956A (en) * | 2018-09-28 | 2019-03-12 | 深圳市豪鹏科技有限公司 | A kind of battery charging and discharging fixture and battery synthesis apparatus |
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2014
- 2014-12-03 CN CN201420752988.2U patent/CN204315643U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461956A (en) * | 2018-09-28 | 2019-03-12 | 深圳市豪鹏科技有限公司 | A kind of battery charging and discharging fixture and battery synthesis apparatus |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150506 |
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| CX01 | Expiry of patent term |