CN208738343U - A kind of batteries for electric tools packet twin voltage switching construction - Google Patents
A kind of batteries for electric tools packet twin voltage switching construction Download PDFInfo
- Publication number
- CN208738343U CN208738343U CN201821714196.0U CN201821714196U CN208738343U CN 208738343 U CN208738343 U CN 208738343U CN 201821714196 U CN201821714196 U CN 201821714196U CN 208738343 U CN208738343 U CN 208738343U
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- Prior art keywords
- pin
- unit
- batteries
- battery assembly
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/296—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
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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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a kind of batteries for electric tools packet twin voltage switching constructions comprising at least two groups battery assembly module, the cathode and anode of battery assembly module described at least two groups pass through protection circuit plate the first pin of electrical connection and the second pin respectively；Each first pin is arranged parallel to each other to form the first pin unit in lateral, each second pin is arranged parallel to each other to form the second pin unit in lateral, first pin unit and the second pin unit are uniformly distributed and are arranged in the left and right sides, and belong to one group of the first pin and the second pin is not set side by side mutually, the first pin of the application and the second pin are parallel to the axis of battery core, in production, it is easier to control error, the precision for improving production, secondly, in grafting, for plane grafting, contact surface is big, it is not easy to deform, improve service life.
Description
Technical field
The utility model relates to battery pack technical field, specially a kind of batteries for electric tools packet twin voltage switching knot
Structure.
Background technique
There is multiple pressure battery pack, i.e., it can to adapt to the different voltage output of rechargeable power tool on the market at present
To provide the multiple voltage value way of output, such as the international patent application of Publication No. WO2018/079723A1, it discloses one kind
Battery pack comprising have a multiple groups battery pack, mutually indepedent between each battery pack, the positive and negative anodes of each battery pack are respectively led into battery pack
Circuit board female plug foot (as shown in Fig. 1, the female plug foot that is related to below and where like) on, installed in electric tool power supply
Different male plug pieces (as shown in Fig. 1, the male plug foot that is related to below and where like) is arranged in position, passes through different male plug pieces
Structure will be serially connected between each battery pack or it is in parallel realize different voltage outputs, but structure disclosed in this patent
Defect be: each female plug foot vertical array causes to easily deform after prolonged dismounting, causes battery pack can not
It uses, secondly, in process of production, vertically disposed female plug piece needs higher required precision, causes production technology complicated, it is difficult
Degree increases, and cost improves.
Utility model content
The purpose of this utility model is to provide a kind of batteries for electric tools packet twin voltage switching constructions, solve existing
Each female plug foot vertical array mode in technology causes to easily deform after prolonged dismounting, causes battery pack can not
The problem of use, secondly, can solve in process of production, vertically disposed female plug piece needs higher required precision, causes to give birth to
The problem of production. art is complicated, and difficulty increases, and cost improves.
To achieve the above object, the utility model provides the following technical solutions:
A kind of batteries for electric tools packet twin voltage switching construction comprising at least two groups battery assembly module, at least two groups
The cathode and anode of the battery assembly module are electrically connected the first pin and the second pin by protection circuit plate respectively；First pin
It is parallel to the axis of battery core with the second pin, each first pin is in laterally being arranged parallel to each other to form the first pin unit, and each the
Two pins are linearly arranged parallel to each other to form the second pin unit, and the first pin unit and the second pin unit are uniformly distributed and are in
Left and right sides setting, and belong to one group of the first pin and the second pin is not set side by side mutually.
I.e. first group of the first pin be locked in a tie for second group the first pin, then the first pin with second group is side by side
First group of the second pin, one group of the second pin be locked in a tie for second group the second pin；
A kind of batteries for electric tools packet twin voltage switching construction comprising at least two groups battery assembly module, at least two groups
The cathode and anode of the battery assembly module are electrically connected the first pin and the second pin by protection circuit plate respectively；First pin
It is parallel to the axis of battery core with the second pin, each first pin is in laterally being arranged parallel to each other to form the first pin unit, and each the
Two pins are linearly arranged parallel to each other to form the second pin unit, parallel above and below the first pin unit and the second pin unit
Column, and the first pin for belonging to one group and the second pin are in diagonal line setting.
Compared with prior art, the utility model has the beneficial effects that the first pin of the application and the second pin are parallel to
The axis (as shown in Fig. 4) of battery core is easier to control error, improves the precision of production in production, secondly, in grafting,
For plane grafting, contact surface is big, it is not easy to deform, improve service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiments of the present invention 1
Fig. 2 is the structural schematic diagram of the embodiments of the present invention 2；
Fig. 3 is the structural schematic diagram of the principles of the present invention；
Fig. 4 is the mounting structure schematic diagram of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Referring to Fig. 1, Fig. 3, the utility model mentions a kind of batteries for electric tools packet twin voltage switching construction comprising extremely
Lack two groups of battery assembly modules, the cathode and anode of battery assembly module described at least two groups are electrically connected the first pin 1 and second
Pin 2；As shown in figure 4, the first pin 1 and the second pin 2 are parallel to the axis of battery core, each first pin is parallel to each other in lateral
Arrangement forms the first pin unit 3, and each second pin is linearly arranged parallel to each other to form the second pin unit 4, the first pin
Unit 3 and the second pin unit 4 are uniformly distributed and are arranged in the left and right sides, and belong to one group of 2 phase of the first pin 1 and the second pin
It is not set side by side mutually.
Such as Fig. 1, the present embodiment enumerates the battery pack formed by two groups of battery assembly modules；
Wherein, first group of the first pin is pin a, and first group of the second pin is pin c, second group of the first pin
For pin b, second group of the second pin is pin d.
When arrangement, pin a, pin b, pin c, pin d, successively arranged in parallel；Pin a and pin c is a battery pack
Unit, pin b and pin d are a battery assembly module.
Above-mentioned mentioned the first pin 1 and the second pin 2 are female plug piece, corresponding to have two groups of male plug pieces, male plug piece
It is connected on electric tool, output voltage is N and 2N respectively, wherein N can be the arbitrary value between 3-60 volt, and N's is best
Value is 12,18,24,36,40 and 48 volts；
When output voltage is N, male plug piece includes two insert-connecting plates, one of electrical connection pin a and pin b, another electricity
Connect pin c and pin d；
When output voltage is 2N, male plug piece includes three insert-connecting plates, respectively includes the grafting of middle part connection pin b and pin c
Piece, and the first output insert-connecting plate of connection pin a export the defeated of first group of first pin of insert-connecting plate with the second of connection pin d
Insert-connecting plate out.
Embodiment 2
Be with the difference of embodiment 1: the first pin unit 3 and the second about 4 pin unit are arranged in parallel, and belong to one
The first pin 1 and the second pin 2 of group are arranged in diagonal line.With embodiment 1, above-mentioned mentioned the first pin and the second pin
It is female plug piece, corresponding to have two groups of male plug pieces, male plug piece is connected on electric tool, and output voltage is N and 2N respectively,
In, N can be the arbitrary value between 3-60 volt, and the optimum value of N is 12,18,24,36,40 and 48 volts；
Such as Fig. 2, first group of the first pin is pin a, and first group of the second pin is pin c, and the first of second group inserts
Foot is pin b, and second group of the second pin is pin d.
When arrangement, pin a and pin b are arranged in lower section, and pin d and pin c are arranged in top, successively arranged in parallel；It inserts
Foot a and pin c is a battery assembly module, and pin b and pin d are a battery assembly module.
When output voltage is N, male plug piece includes the metallic conductor of connection stacked on top of one another, is arranged between two metallic conductors
There is insulating layer 5, pin 6 is respectively arranged on two metallic conductors, male plug piece will be changed is plugged in the first pin unit and second and insert
Between foot unit, 18V output voltage can be obtained；When output voltage is 2N, male plug piece includes the insulating layer at middle part, insulating layer
Side is the first electric conductor 7 for connecting pin d and pin a, and the other side is the output insert-connecting plate for being separately connected pin c and pin b
8。
While there has been shown and described that the embodiments of the present invention, for the related technical personnel of this field,
It is understood that do not depart from the principles of the present invention and spirit in the case where to these embodiments carry out it is a variety of variation, modification,
Replacement and variant all limits in range in the jljl of the appended claims for the utility model.
Claims (2)
1. a kind of batteries for electric tools packet twin voltage switching construction, it is characterised in that: it includes at least two groups battery assembly module,
The cathode and anode of battery assembly module described at least two groups are electrically connected the first pin and the second pin by protection circuit plate respectively；
In laterally being arranged parallel to each other to form the first pin unit, each second pin is arranged parallel to each other to be formed each first pin in lateral
Second pin unit, the first pin unit and the second pin unit are uniformly distributed and are arranged in the left and right sides, and belong to the of one group
One pin and the second pin are not set side by side mutually.
2. a kind of batteries for electric tools packet twin voltage switching construction, it is characterised in that: it includes at least two groups battery assembly module,
The cathode and anode of battery assembly module described at least two groups are electrically connected the first pin and the second pin by protection circuit plate respectively；
In laterally being arranged parallel to each other to form the first pin unit, each second pin is arranged parallel to each other to be formed each first pin in lateral
It is arranged in parallel above and below second pin unit, the first pin unit and the second pin unit, and belong to one group of the first pin and
Two pins are arranged in diagonal line.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821714196.0U CN208738343U (en) | 2018-10-23 | 2018-10-23 | A kind of batteries for electric tools packet twin voltage switching construction |
| PCT/CN2018/117398 WO2020082489A1 (en) | 2018-10-23 | 2018-11-26 | Battery pack double-voltage switching structure for electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821714196.0U CN208738343U (en) | 2018-10-23 | 2018-10-23 | A kind of batteries for electric tools packet twin voltage switching construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208738343U true CN208738343U (en) | 2019-04-12 |
Family
ID=66035456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821714196.0U Active CN208738343U (en) | 2018-10-23 | 2018-10-23 | A kind of batteries for electric tools packet twin voltage switching construction |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208738343U (en) |
| WO (1) | WO2020082489A1 (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09266639A (en) * | 1996-03-27 | 1997-10-07 | Makita Corp | Charger |
| JP5592194B2 (en) * | 2010-08-20 | 2014-09-17 | 三洋電機株式会社 | Battery pack |
| US9318729B2 (en) * | 2013-04-05 | 2016-04-19 | Makita Corporation | Power tool battery pack |
| GB201403971D0 (en) * | 2014-03-06 | 2014-04-23 | 7Rdd Ltd | Portable power supply improvements |
-
2018
- 2018-10-23 CN CN201821714196.0U patent/CN208738343U/en active Active
- 2018-11-26 WO PCT/CN2018/117398 patent/WO2020082489A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020082489A1 (en) | 2020-04-30 |
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