CN104742097B - Battery pack - Google Patents
Battery pack Download PDFInfo
- Publication number
- CN104742097B CN104742097B CN201410844534.2A CN201410844534A CN104742097B CN 104742097 B CN104742097 B CN 104742097B CN 201410844534 A CN201410844534 A CN 201410844534A CN 104742097 B CN104742097 B CN 104742097B
- Authority
- CN
- China
- Prior art keywords
- battery
- battery core
- housing groove
- connection terminal
- core group
- Prior art date
- 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.)
- Active
Links
Classifications
-
- 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
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
- B25F5/001—Gearings, speed selectors, clutches or the like specially adapted for rotary tools
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Battery Mounting, Suspending (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a battery pack, comprising: a battery case; the electric core group is arranged in the battery shell; the circuit board is electrically connected with the electric core group; a connection terminal mounted to the circuit board; wherein, battery case includes: the battery pack mounting device comprises a mounting guide rail, a shell groove and a battery pack, wherein the mounting guide rail can guide the battery pack to be combined to a charger or an electrical appliance at least along a first direction parallel to the length direction of the battery pack; in the first direction, the front end of the guide groove is open, the rear end is closed, and the connecting terminal is closer to the rear end of the guide groove. The battery pack provided by the invention has a guide rail mounting structure which can bear larger weight and is reasonable in structure.
Description
Technical field
The present invention relates to a kind of electrical energy storage device, and in particular to a kind of battery bag for being used to power.
Background technology
Battery bag is always the key link for restricting Wireless Power Tools development as the power resources of Wireless Power Tools,
Conventional battery bag often only has below 30V output voltage, and they often make when driving powerful electric tool
Into the endurance that is short of power it is poor the problem of.Now still without a kind of output voltage more than 30V and the battery of structure safe and reasonable
Wrap and suitable for the charger and electric tool of the battery bag.
When battery bag output voltage reaches more than 30V, its appearance and size and weight compare existing battery and are surrounded by phase
When big increase, the mounting structure that existing battery bag is attached on charger or electrical appliance can not meet larger weight and bear
Load.
The content of the invention
To solve the deficiencies in the prior art, larger weight and structure can be born by having it is an object of the invention to provide one kind
The battery bag of reasonable installation guide rail structure.
In order to realize above-mentioned target, the present invention is adopted the following technical scheme that:
A kind of battery bag, including:
Battery container;
Battery core group, it is set in the cell housing;
Circuit board, is electrically connected with battery core group;
Connection terminal, is attached at circuit board;
Wherein,
Battery container includes:
Guide rail is installed, battery bag can be oriented to and be at least bound to charger along the first direction parallel to battery bag length direction
Or electrical appliance,
Housing groove, Vertical Square at least in a first direction is upwardly formed depression,
Wherein, install on guide rail and be formed with a guide groove extended in a first direction;In a first direction, before guide groove
End is opened wide, back-end closure, and connection terminal is closer to the rear end of guide groove.
Further, length direction of the length direction of housing groove parallel to battery bag.
Further, the number for installing guide rail is 2, each to install guide rail one guide groove of formation, in the width of housing groove
Spend on direction, guide groove is located at the both sides of housing groove respectively.
Further, on the depth direction of housing groove, connection terminal is at least partially disposed in housing groove, connection end
Son and the minimum range of battery container outer surface are more than or equal to 7mm.
Further, battery container includes:Two guide grooves, connection terminal is disposed there between.
Further, on the depth direction of housing groove, connection terminal is at least partially disposed in housing groove, guide groove
Notch be oppositely arranged and towards the side of housing groove.
Further, battery container also includes:
Backstop shell wall, at least part wall perpendicular to first direction,
Wherein, the front end of housing groove is opened wide, and rear end is provided with backstop shell wall, and connection terminal is arranged in backstop shell wall.
Further, battery core group includes:
One trapezoidal portion, it includes:Multiple battery core units be arrangeding in parallel, the transversal sectional view of multiple battery core units
The line at center at least constitute one it is trapezoidal;
It is trapezoidal including:
One long base;
One short base, it is parallel to long base and is shorter than long base;
Two sides, connect long base and short base from both sides respectively;
Wherein, line of the long base only between the center of the transversal sectional view of two adjacent battery core units is constituted;
Short base is at least connected with the center of the transversal sectional view of two or more battery core units;
Side is at least connected with the center of the transversal sectional view of two or more battery core units;
The entirety that circuit board, connection terminal are constituted is at least partially disposed between two battery core units for constituting long base.
Further, length direction of the length direction of battery bag parallel to battery core unit.
Further, battery core group has a maximum projection plane, and projected area of the battery core group in maximum projection plane is more than
It is in the projected area of remaining plane, the maximum projection plane of the transversal sectional view of battery core unit perpendicular to battery core group;Battery bag
Length direction parallel to battery core group maximum projection plane.
The present invention is advantageous in that:There is an installation guide rail rational in infrastructure, the peace in the battery bag of the present invention
Dress guide rail still to disclosure satisfy that installation requirements when the weight and larger size of battery bag.
Brief description of the drawings
Fig. 1 show the dimensional structure diagram of the battery bag of the present invention;
Fig. 2 show the dimensional structure diagram in another orientation of the battery bag in Fig. 1;
Fig. 3 show parallax stereogram in the part of the battery bag in Fig. 1, and the battery container part of wherein battery bag is hidden
Hide;
Fig. 4 show the dimensional structure diagram of the battery core group in battery bag shown in Fig. 1;
Fig. 5 show the dimensional structure diagram of a battery core unit in Fig. 4;
Fig. 6 show a kind of dimensional structure diagram of arrangement mode comprising 14 battery core units in each battery core group;
Fig. 7 show the dimensional structure diagram of a battery core group in Fig. 6;
Fig. 8 show the cross section structure schematic diagram of battery core group shown in Fig. 7;
Fig. 9 show a kind of arrangement mode cross section structure schematic diagram of existing battery core group, and circumference is presented in the battery core unit
Arrangement;
Figure 10 show a kind of arrangement mode cross section structure schematic diagram of existing battery core group, and the battery core unit is up and down
Alignment;
Figure 11 show a kind of arrangement mode cross section structure schematic diagram of existing battery core group, and the battery core unit or so aligns
Heterogeneous Permutation up and down;
Figure 12 show a kind of section knot of the preferred arrangement of battery core group for including 10 battery core units of the present invention
Structure schematic diagram;
Figure 13 show a kind of cutting for another preferred arrangement of battery core group for including 14 battery core units of the present invention
Face structural representation;
Figure 14 show a kind of section knot of the preferred arrangement of battery core group for including 10 battery core units of the present invention
Structure schematic diagram;
Figure 15 show a kind of section knot of the preferred arrangement of battery core group for including 20 battery core units of the present invention
Structure schematic diagram;
Figure 16 is shown as a kind of section of another preferred arrangement of battery core group for including 20 battery core units of the present invention
Structural representation.
Embodiment
Make specific introduce to the present invention below in conjunction with the drawings and specific embodiments.
Battery bag 1 as shown in Figure 1 to Figure 3 includes:Battery core group 10, battery container 20, they are main groups of battery bag 1
Into part.
Battery core group 10 is the electric energy container of storage electric energy in battery bag 1, and it can mutually be changed by electric energy and chemical energy
Storage or output electric energy, preferably, the conversion for the electric energy and chemical energy that battery core group 10 passes through the compound containing elemental lithium is real
Existing storage and output electric energy.
Battery core group 10 stores electric energy when being electrically charged, and battery core group 10 can when being connected to the electrical appliances such as electric tool
The electric energy stored is supplied to electrical appliance.
Battery core group 10 can be the electric energy container as an entirety, and entirety referred herein refers to be used to realize electric energy
The material changed with chemical energy is encapsulated in same container.
In the battery bag 1 shown in Fig. 2, battery core group 10 includes:Multiple identicals, which are packaged with, can produce the compound of electric energy
Case.Wherein such a case is referred to as battery core unit 11.Each battery core unit 11 can provide certain electricity
Can, and with can physical connection both positive and negative polarity.
As a kind of preferred scheme, battery core unit 11 can be using the electric battery of cylindrical lithium as shown in Figure 3, its nominal electricity
Press as 4V.
As shown in figure 4, battery core unit 11 constitutes a relatively-stationary entirety by certain fixed support 12, and pass through
Connector assembly 13 connects each battery core unit 11, make the battery core group 10 that they are constituted as one have total positive pole and
The cell apparatus of negative pole.
As shown in figure 3, battery container 20 is at least used to accommodate battery core group 10, it is internally formed enough space electricity
Core unit 11, fixed support 12 and connector assembly 13.Internal structure and user is set easily will not directly to touch in protection
To the powered part of battery core group 10, the receiving space that battery container 20 is internally formed is relative closure.
As shown in figure 3, battery bag 1 also includes:Circuit board 30 and connection terminal 40.
Circuit board 30 is used to carry to corresponding control circuit and control element.
It should be noted that the number of circuit board 30 can be configured according to the need for the specific function of battery bag 1.Separately
Outside, the control element on circuit board 30 often produces certain heat when being controlled.
Connection terminal 40 is typically made of an electrically conducting material, for making the internal part of battery bag 1 and outside composition physical connection
To transmit electric energy or signal.
Because connection terminal 40 is often in electriferous state.In order to ensure safety, connection terminal 40 is provided entirely in battery
The inside of the battery container 20 of bag 1, connection terminal 40 is arranged on circuit board 30;Battery container 20 is provided with terminal interface 201, makes
The terminal of charger or electrical appliance is by inserting terminal interface 201 so as to constitute physical connection with connection terminal 40 so as to utilize
Their conductive material properties transmission electric energy or signal.
It should be noted that when the magnitude of voltage that battery bag 1 is exported is larger, such as more than 50V, because connection terminal 40 is
The physical mechanism of the output voltage of battery bag 1, is battery as the voltage difference of output cathode and two connection terminals 40 of negative pole
The voltage of the output of bag 1, then, it is necessary to ensure that connection terminal just can guarantee that safety apart from user's certain distance under larger voltage
Body.
In the embodiment shown in fig. 1, by set connection terminal 40 apart from the outer surface of battery core housing 20 distance come
Ensure safety, because in general, user is even in the appearance for inadvertently contacting the battery core housing 20 near terminal interface 201
Can be by the backstop of battery core housing 20 during face.Can so being appropriately arranged with distance of the connection terminal 40 apart from the outer surface of battery core housing 20
It is effective to ensure security.
Through overtesting, for the voltage of the output in the range of 50V and 100V, it is ensured that connection terminal 40 and battery case
The minimum range of the outer surface of body 20 be more than or equal to 7mm, you can ensure connection terminal 40 will not to touch battery container 20 user
Cause electric shock.
Certainly, it is contemplated that the size of of battery bag 1 itself, connection terminal 40 also will not be unconfined away from battery container 20
Outer surface.Preferably, the distance is more suitable in the range of this being less than or equal to 10mm more than or equal to 7mm.
For battery bag 1, because the magnitude of voltage that each battery core unit 11 can be provided is relatively-stationary, for reality
Now make battery bag 1 that there is the battery core unit 11 for necessarily including a great deal of in the output voltage values more than 50V, battery core group 10.
Assuming that battery bag 1 needs to export 56V voltage, each battery core unit 11 can provide 4V voltage, then battery core group 10
14 economize on electricity core units 11 are at least needed, this is in the case where all battery core units 11 are connected.
When in order to provide more power capacities, the number of battery core unit 11 can be more than 14 sections, than as shown in Figure 4
In embodiment, two battery core units 11 are in parallel first to constitute a combination, then 14 such combined serials together, now
Battery core group 10 includes 28 battery core units 11.When being charged and discharged, it can all produce heat to battery core unit 11, so
The problem of radiating need be considered when battery core unit 11 is set.
If single battery core unit 11 is without remaining battery core unit 11 on its periphery, its heat can be distributed in time
Go out, but in actual design, battery bag 1 should have corresponding size, can not make all battery core units 11 all edges
Their length direction repeats to set.So in general, be all some battery core units 11 is alignd from beginning to end be arranged into one
Structure, then repeats these structures on the length direction of battery core unit 11 as needed.
Assuming that the total number of battery core unit 11 is 14 in battery bag 1, battery bag 1 is in the length side parallel to battery core unit 11
To direction on receptible design size be more than or equal to the length of two battery core units 11.It is possible to first by 7 battery cores
The arrangement of unit 11 is a structure, then sets two this structures to be that can be achieved in the longitudinal direction.As shown in fig. 6,28
Battery core unit 11 is divided into two group 601 and 602, Fig. 7 are one of which 601.
According to such design concept, other battery core units 11 are often provided with around a battery core unit 11.
As shown in Figure 10, if by the proper alignment of battery core unit 101, when the number of battery core unit 101 is more than 9,
Just occur one by other battery core units 101 entirely around battery core unit 101.So the heat of the battery core unit 101 will
It is difficult to distribute, gathering for heat easily triggers dangerous.
As shown in figure 11, though will the every relative misalignment certain position of row battery core unit 111, still inevitably occurred
Loopful around battery core unit 111.
Certainly, as shown in figure 9, making the discrete arrangement of battery core unit 91, the problem of solving such, but for battery bag
Battery container and fixed support be the use for being difficult to design and being not easy to user.
The technical scheme that the present invention solves the problem is, battery core group 10 is at least had a trapezoidal portion, it includes:It is many
The individual battery core unit 11 be arrangeding in parallel, being sequentially connected for the center of the transversal sectional view of multiple battery core units 11 can at least be constituted
One trapezoidal;It is trapezoidal including:One long base;One short base, it is parallel to long base;Two sides, connect from both sides grow respectively
Base and short base.
Wherein, line of the long base only between the center of the transversal sectional view of two adjacent battery core units is constituted;
Short base is at least connected with the center of the transversal sectional view of two or more battery core units;Side is at least connected with two or two
The center of the transversal sectional view of individual above battery core unit.
In order to clearly explain, the technical scheme of the application is annotated to following concept.
Trapezoidal portion, if referring to the combination being made up of individual battery core unit 11, it is a part for battery core group 10.If several
The center of the transversal sectional view of battery core unit 11 can constitute trapezoidal defined in a present invention, be considered as combinations thereof
For a trapezoidal portion, it is necessary to explanation, a battery core unit 11 may belong to two different trapezoidal portions, also just say a battery core
Unit 11 may separately constitute different trapezoidal portions from different battery core units 11.
The transversal sectional view of battery core unit 11, refers to a section perpendicular to the length of battery core unit 11(Transversal section
Figure)Intercept flat shape formed by the outline of battery core unit 11 after battery core unit 11.Shown in Fig. 5, L represents battery core unit 11
Length direction, one cross section of shadow representation, S represents sectional view
Center, a reference point can be the geometric center of the transversal sectional view of battery core unit 11, as shown in Figure 5
O points.
It is trapezoidal, refer to what is obtained by the center of the transversal sectional view of battery core unit 11 in the same plane successively line
One has two parallel edges, the quadrangle on two not parallel sides.
Long base, refer to it is trapezoidal in it is longer in two parallel edges one.
Short base, refer to it is trapezoidal in it is shorter in two parallel edges one.
Side, refer to it is trapezoidal in any one in not parallel both sides.
According to such scheme, shown in reference picture 12 to Figure 16, even if battery core unit 121 of the arrangement more than 9(Or 131,
141、151、161)Also be not in complete besieged battery core unit 121(Or 131,141,151,161).
The output voltage of embodiment illustrated in fig. 1 battery bag 1 is 56V, and its battery core group 10 includes:28 battery core units 11, should
Scheme is divided them into be provided separately and identical two group 101 and 102 along the length direction of battery core unit 11, each of which group
It is respectively provided with 14 battery core units.
14 battery core units 11 in one group can realize its arrangement scheme according to Fig. 7, Fig. 8.
Shown in reference picture 7, Fig. 8, battery core unit 11 is first aligned into three rows, the first row 4, the second row 6, the third line 4
It is individual;As a whole, by the distance between two battery core units 11 at the first row two ends maximum, the second places it, the third line is most
It is small, it is whole to constitute the profile trend shunk from the first row to the third line.
In the arrangement, altogether with two trapezoidal portions 103 and 104, they respectively by the second row battery core unit 11 with
The first row of both sides and the battery core unit composition of the third line.
Trapezoidal portion 103 and 104, which respectively only has on trapezoidal a T1 and T2, i.e., trapezoidal T1 and T2 side, to be only connected with
Two battery core units 11(The center of the rank street sectional view of battery core unit 11, for succinct narration, connection electricity as described below
Core unit 11 is the implication), it is such to be advantageous in that, constitute the outer lateral extent phase of battery core cell distance on trapezoidal T1 and T2 bases
Than nearly easy radiating.
Because, when connecting into the isolated edge of battery core unit 121 on base too far, as shown in figure 16, the battery core positioned at base
The heat of unit 161 also is difficult to distribute.
In addition, such as Figure 16, when having multiple trapezoidal T5, T6 in a trapezoidal portion, should make long bottom most long in trapezoidal portion
Side is located at the edge of the battery core group.
As shown in figure 15, its trapezoidal T3 long base is shorter than positioned at trapezoidal T4 long base, so, trapezoidal T4 length bottom
Reduce in the space that the battery core unit 151 that side is connected can radiate.It should be arranged to the side shown in Figure 16 to preferably radiate
Formula, makes long base most long trapezoidal T5 long base be located at edge, and less trapezoidal T6 long base is located at its inner side.
In other words, when forming trapezoidal portion, it is from the inside to the outside preferably to make the space between the battery core unit of long base connection
Gradually increase.
Because above reason forms the scheme shown in Fig. 8, in addition in this scenario, including two trapezoidal portions 103 and 104,
The length on long base is more than the length on long base in another trapezoidal portion 104 in trapezoidal portion 103, and trapezoidal T1 and T2 are isosceles
Trapezoidal and trapezoidal symmetrical overlapping of axles, arrangement of all battery core units 11 in cross section is to constitute mirror image pair on their symmetry axis
Claim.
Small one and large one two trapezoidal T1 and T2 are advantageous in that battery core unit 11 is constituted overall profile is adapted for gripping
, and the entirety that wherein larger trapezoidal T1 formation space can be constituted with accommodating portion circuit board 30 and connection terminal 40.
Symmetric design is battery container 20 and corresponding fixed support 12 is easy to design and is manufactured.
Referring to figs. 1 to shown in Fig. 8, in order that battery container 20 is suitable to battery core group 10 described above, battery container 20 has
There is a first maximum projection plane A, projected area of the battery container 20 in the first maximum projection plane A is more than the throwing of other planes
Shadow area, and the first maximum projection plane A that is to say the length side of battery container 20 perpendicular to the cross section S of battery core unit 11
To M(The length direction of battery bag 1)Also along the length direction L of battery core unit 11.Reference picture 6, battery core group 10 also has one
Second maximum projection plane B, projected area of the battery core group 10 in second maximum projection plane B is more than the perspective plane of other planes
Accumulate, and the second maximum projection plane B and battery core unit 11 of the battery core group 10 cross section S are also mutually perpendicular to.It is preferred that, battery case
First maximum projection plane A of body 20 is parallel to each other with the second maximum projection plane B of battery core group 10, in other words the row of battery core group 10
The length direction M of column direction and battery container 20 is parallel to each other.
Circuit board 30 is electrically connected with battery core group 10, the discharge and recharge for controlling battery core unit 11.Connection terminal 40 is attached to
At circuit board 30, electrically connected for being constituted with extraneous charger or electrical appliance, so as to be carried out by charger to battery bag 1
Electrical appliance powered operation is given in charging.The entirety that circuit board 30 and connection terminal 40 are constituted is at least partially disposed at the trapezoidal portion of composition
Between two battery core units 11 on 12 long bases 121, specifically, in the present embodiment, circuit board 30 and connection terminal 40 are constituted
Entirety in the part of connection terminal 40 extend between two battery core units 11 for constituting trapezoidal long base 121, so work as electricity
When pond bag 1 is inserted on charger and electrical appliance, the connection terminal 40 can be electrically connected easily with charger or electrical appliance.
It is preferred that, the minimum range between the outer surface of connection terminal 40 and battery container 20 is more than 7mm, can so meet safety,
And the stability of connection terminal 40 can be protected.
In order to realize that battery bag 1 can be conveniently mounted on charger or electrical appliance, also wrapped on battery container 20
Include two installation guide rails 21 and at least one housing groove 22, and the part of connection terminal 40 be arranged on two installation guide rails 21 it
Between.The installation guide rail 21 can be oriented to battery bag 1 and be bound to charging along the first direction perpendicular to the cross section S of battery core unit 11
On device or electrical appliance, in the present embodiment, the first direction and the length direction M of battery container 20 and the battery core of cylinder
The length direction L of unit 11 is mutually parallel.
It is made up of specifically, installing guide rail 21 guide groove 211 extended along a first direction, guide groove 211 is along first party
Upward front end is opened wide, back-end closure.And the relative rear end closer to guide groove 211 of connection terminal 40, and led positioned at two
To between groove 211, so when battery bag 1 is attached on charger or electrical appliance from front to back, it can pacify in rear end
After installing, connection terminal 40 can be turned on charger or electrical appliance, further ensure that the security of battery bag 1
Energy.
The Vertical Square of housing groove 22 in a first direction is upwardly formed depression, and its length direction is parallel to battery bag 1
Length direction, for being matched with the counter structure on charger or electrical appliance.Specifically, housing groove 22 is formed at composition ladder
Between two battery core units 11 on the long base 121 in shape portion 12, and the housing groove 22 is located between two installation guide rails 21, namely
It is to say that two installation guide rails, 21 corresponding two guide grooves 211 are located at the both sides of the width of housing groove 22, and two are led
It is oppositely arranged to the notch of groove 211 and towards the side of housing groove 22.In the parallel cross section S of battery core unit 11 plane
Interior, also part is located in housing groove 22 connection terminal 40 on the depth direction of housing groove 22, so that convenient and charger
Realize and electrically connect with electrical appliance.Specifically, housing groove 22 includes the groove bottom 221 parallel to first direction, in the groove bottom
The heat emission hole 222 of multiple hollow outs is additionally provided with 221, the heat emission hole 222 is used to carry out the battery core group 10 inside battery container 20
Radiating, it is ensured that the normal operation of battery bag 1.
It is preferred that, during for there is two trapezoidal portions 12 in battery core group 10, two are also formed on its corresponding battery container 20
Individual housing groove 22,23, but at this moment, the maximum housing groove 22 of one of width be arranged on two installation guide rails 21 it
Between, and two installation guide rails 21 are symmetrical arranged with respect to housing grooves 22, and in other words to be formed only at width maximum for guide groove 211
Housing groove 22 both sides, the front end of the housing groove 22 opens wide, rear end set a backstop shell wall 223 cause after end seal
Close, the wall of the backstop shell wall 223 is formed in the backstop shell wall 223 perpendicular to first direction, and connection terminal 40;And in addition
The both sides of one housing groove 23 then no longer set and install guide rail 21.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the invention is not limited in any way for above-described embodiment, it is all to be obtained by the way of equivalent substitution or equivalent transformation
Technical scheme, all falls within protection scope of the present invention.
Claims (8)
1. battery bag, including:
Battery container;
Battery core group, it is arranged in the battery container;
Circuit board, is electrically connected with the battery core group;
Connection terminal, is attached at the circuit board;
Wherein,
The battery container includes:
Guide rail is installed, the battery bag can be oriented to and be at least bound to along the first direction parallel to the battery bag length direction and filled
Electrical equipment or electrical appliance,
Housing groove, Vertical Square at least in a first direction is upwardly formed depression,
Wherein, it is formed with a guide groove extended in a first direction on the installation guide rail;In a first direction, it is described to be oriented to
Front of the slot is opened wide, back-end closure, and the connection terminal is closer to the rear end of the guide groove;
The battery core group includes:
One trapezoidal portion, it includes:Multiple battery core units be arrangeding in parallel, the transversal sectional view of multiple battery core units
The line at center at least constitute one it is trapezoidal;
It is described it is trapezoidal including:
One long base;
One short base, it is parallel to the long base and is shorter than the long base;
Two sides, connect the long base and the short base from both sides respectively;
Wherein, line structure of the long base only between the center of the transversal sectional view of two adjacent battery core units
Into;
The short base is at least connected with the center of the transversal sectional view of two or more battery core units;
The side is at least connected with the center of the transversal sectional view of two or more battery core units;
The entirety that the circuit board, the connection terminal are constituted is at least partially disposed at two battery cores for constituting the long base
Between unit;
Multiple battery core units in the battery core group are divided into two groups of length direction repeated arrangement in the battery core unit;Institute
State length direction of the length direction parallel to the battery core unit of battery bag;
The output voltage of the battery bag is at least 56V;
On the width of the housing groove, the guide groove is located at the both sides of the housing groove respectively;In the shell
On the depth direction of body groove, the guide groove is located at the upside of the housing groove.
2. battery bag according to claim 1, it is characterised in that the length direction of the housing groove is parallel to the electricity
Chi Bao length direction.
3. battery bag according to claim 1, it is characterised in that the number of the installation guide rail is 2, each installation
Guide rail one guide groove of formation.
4. battery bag according to claim 1, it is characterised in that on the depth direction of the housing groove, the company
Connecting terminal is at least partially disposed in the housing groove, and the connection terminal and the minimum range of the battery container outer surface are big
In equal to 7mm.
5. battery bag according to claim 1, it is characterised in that the battery container includes:Two guide grooves, institute
Connection terminal is stated to be disposed there between.
6. battery bag according to claim 5, it is characterised in that on the depth direction of the housing groove, the company
Connecting terminal is at least partially disposed in the housing groove, and the notch of the guide groove is oppositely arranged and towards the housing groove
Side.
7. battery bag according to claim 1, it is characterised in that the battery container also includes:
Backstop shell wall, at least part wall perpendicular to first direction,
Wherein, the front end of the housing groove is opened wide, and rear end is provided with the backstop shell wall, and the connection terminal is arranged on described
In backstop shell wall.
8. the battery bag according to claim 1 to 7 any one, it is characterised in that the battery core group has a maximum
Perspective plane, projected area of the battery core group in maximum projection plane is more than it in the projected area of remaining plane, the battery core
Maximum projection plane of the transversal sectional view of unit perpendicular to the battery core group;The length direction of the battery bag is parallel to described
The maximum projection plane of battery core group.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410844534.2A CN104742097B (en) | 2013-12-31 | 2014-12-30 | Battery pack |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310752428 | 2013-12-31 | ||
CN2013107524287 | 2013-12-31 | ||
CN201410844534.2A CN104742097B (en) | 2013-12-31 | 2014-12-30 | Battery pack |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104742097A CN104742097A (en) | 2015-07-01 |
CN104742097B true CN104742097B (en) | 2017-08-29 |
Family
ID=53137950
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410844534.2A Active CN104742097B (en) | 2013-12-31 | 2014-12-30 | Battery pack |
CN201410844532.3A Pending CN104752653A (en) | 2013-12-31 | 2014-12-30 | Electric tool and battery pack thereof |
CN201410848912.4A Active CN104752655B (en) | 2013-12-31 | 2014-12-30 | Battery bag, charger and charging combination |
CN201420860953.0U Active CN204315649U (en) | 2013-12-31 | 2014-12-30 | Electric tool and power brick thereof |
CN201420857604.3U Active CN204391171U (en) | 2013-12-31 | 2014-12-30 | Power brick, charger and charging combination |
CN201410844659.5A Pending CN104752654A (en) | 2013-12-31 | 2014-12-30 | Battery pack |
Family Applications After (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410844532.3A Pending CN104752653A (en) | 2013-12-31 | 2014-12-30 | Electric tool and battery pack thereof |
CN201410848912.4A Active CN104752655B (en) | 2013-12-31 | 2014-12-30 | Battery bag, charger and charging combination |
CN201420860953.0U Active CN204315649U (en) | 2013-12-31 | 2014-12-30 | Electric tool and power brick thereof |
CN201420857604.3U Active CN204391171U (en) | 2013-12-31 | 2014-12-30 | Power brick, charger and charging combination |
CN201410844659.5A Pending CN104752654A (en) | 2013-12-31 | 2014-12-30 | Battery pack |
Country Status (1)
Country | Link |
---|---|
CN (6) | CN104742097B (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104742097B (en) * | 2013-12-31 | 2017-08-29 | 南京德朔实业有限公司 | Battery pack |
CN106192836B (en) * | 2015-05-25 | 2020-06-23 | 南京德朔实业有限公司 | Backpack type fan system |
CN106192837B (en) * | 2015-05-25 | 2020-01-31 | 南京德朔实业有限公司 | Fan system |
CN106194789B (en) * | 2015-05-25 | 2021-10-22 | 南京德朔实业有限公司 | Backpack type fan system |
CN105140557A (en) * | 2015-09-23 | 2015-12-09 | 江苏绿伟锂能有限公司 | Lithium battery module used for handheld electric drill |
CN106169547B (en) * | 2016-08-31 | 2020-05-22 | 天佑电器(苏州)有限公司 | Electric tool and dust collector |
CN108058083B (en) * | 2016-11-07 | 2020-05-26 | 南京德朔实业有限公司 | Battery pack and electric tool |
CN207282574U (en) * | 2017-01-17 | 2018-04-27 | 南京德朔实业有限公司 | Wearable battery pack |
CN109454596A (en) * | 2017-09-06 | 2019-03-12 | 南京德朔实业有限公司 | Backpack tool system |
CN209731044U (en) * | 2018-07-27 | 2019-12-03 | 南京德朔实业有限公司 | Adapter and portable power |
CN209088585U (en) * | 2018-11-30 | 2019-07-09 | 深圳市大疆创新科技有限公司 | Charger, charging assembly and moveable platform |
CN111416077A (en) * | 2019-01-08 | 2020-07-14 | 南京德朔实业有限公司 | Battery pack |
CN111987249A (en) * | 2019-05-23 | 2020-11-24 | 南京德朔实业有限公司 | Battery pack and electric tool |
WO2021110096A1 (en) * | 2019-12-05 | 2021-06-10 | 苏州宝时得电动工具有限公司 | Recharge stand, battery system and electric tool |
CN218919168U (en) * | 2020-11-06 | 2023-04-25 | 格力博(江苏)股份有限公司 | Battery pack, power supply system and tool system |
CN114649838A (en) * | 2020-12-18 | 2022-06-21 | 南京泉峰科技有限公司 | Charging system and electric tool system |
CN112706602A (en) * | 2020-12-24 | 2021-04-27 | 格力博(江苏)股份有限公司 | Electric vehicle |
CN218677373U (en) * | 2021-08-26 | 2023-03-21 | 江苏东成工具科技有限公司 | Battery pack |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6340877B1 (en) * | 1999-12-28 | 2002-01-22 | Honda Giken Kogyo Kabushiki Kaisha | Rechargeable cell support device with insulating rings |
CN1989674A (en) * | 2004-05-24 | 2007-06-27 | 密尔沃基电动工具公司 | Method and system for battery protection |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2735293C3 (en) * | 1977-08-05 | 1981-06-19 | Electron Gmbh Vertrieb Elektronischer Bauelemente Und Fachberatung, 7032 Sindelfingen | Electric battery |
CN1032281A (en) * | 1988-05-11 | 1989-04-12 | 哈尔滨现代应用化学研究所 | Rare-earth bactericide |
US6729413B2 (en) * | 2001-08-24 | 2004-05-04 | Black & Decker Inc. | Power tool with battery pack ejector |
JP3805664B2 (en) * | 2001-11-01 | 2006-08-02 | 株式会社マキタ | Battery pack |
KR100658715B1 (en) * | 2004-10-28 | 2006-12-15 | 삼성에스디아이 주식회사 | Secondary battery module |
CN100999074A (en) * | 2005-12-13 | 2007-07-18 | 密尔沃基电动工具公司 | Adapter for a power tool battery |
CN101758488B (en) * | 2008-10-30 | 2012-07-04 | 苏州宝时得电动工具有限公司 | Electric tool and combination of electric tool and battery pack |
CN201450354U (en) * | 2009-06-05 | 2010-05-05 | 南京德朔实业有限公司 | Battery pack |
KR101057531B1 (en) * | 2010-05-07 | 2011-08-17 | 삼성에스디아이 주식회사 | Battery pack |
CN202172105U (en) * | 2011-01-13 | 2012-03-21 | 东莞新能源科技有限公司 | Power battery pack |
CN202019006U (en) * | 2011-01-27 | 2011-10-26 | 东莞新能源科技有限公司 | Battery units and spliced power battery pack formed by splicing same |
CN102684233B (en) * | 2011-03-08 | 2015-02-25 | 南京德朔实业有限公司 | Direct current system |
CN202103106U (en) * | 2011-05-18 | 2012-01-04 | 南京久驰机电实业有限公司 | Battery pack for electric tool |
US9172115B2 (en) * | 2012-06-12 | 2015-10-27 | Milwaukee Electric Tool Corporation | Battery pack with multiple water discharge pathways |
CN102729224B (en) * | 2012-07-05 | 2016-04-27 | 南京德朔实业有限公司 | There is the electric tool of auxiliary bouncing out battery packet function |
CN104742097B (en) * | 2013-12-31 | 2017-08-29 | 南京德朔实业有限公司 | Battery pack |
-
2014
- 2014-12-30 CN CN201410844534.2A patent/CN104742097B/en active Active
- 2014-12-30 CN CN201410844532.3A patent/CN104752653A/en active Pending
- 2014-12-30 CN CN201410848912.4A patent/CN104752655B/en active Active
- 2014-12-30 CN CN201420860953.0U patent/CN204315649U/en active Active
- 2014-12-30 CN CN201420857604.3U patent/CN204391171U/en active Active
- 2014-12-30 CN CN201410844659.5A patent/CN104752654A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6340877B1 (en) * | 1999-12-28 | 2002-01-22 | Honda Giken Kogyo Kabushiki Kaisha | Rechargeable cell support device with insulating rings |
CN1989674A (en) * | 2004-05-24 | 2007-06-27 | 密尔沃基电动工具公司 | Method and system for battery protection |
Also Published As
Publication number | Publication date |
---|---|
CN104752653A (en) | 2015-07-01 |
CN204391171U (en) | 2015-06-10 |
CN104752655A (en) | 2015-07-01 |
CN104742097A (en) | 2015-07-01 |
CN204315649U (en) | 2015-05-06 |
CN104752654A (en) | 2015-07-01 |
CN104752655B (en) | 2017-12-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104742097B (en) | Battery pack | |
TW200638587A (en) | Secondary battery pack having configuration of alternative orientation | |
CN202616301U (en) | Battery module | |
CN204375813U (en) | Cylindrical lithium ion battery exempts from spot welding battery case | |
CN111900502A (en) | Energy storage cabinet | |
CN102263222A (en) | Battery connection topology | |
CN207368044U (en) | A kind of lithium ion battery module | |
WO2014024435A1 (en) | Power supply device, and electric vehicle and power storage device provided with same | |
CN106169678B (en) | Conductive element and power socket | |
CN108791128A (en) | The portable external member of Electric Vehicle's Alternating charge and discharge | |
KR101848726B1 (en) | Second battery having stacked block structure | |
CN106463660B (en) | Battery winding for lithium-ions battery | |
CN108370007A (en) | The method of battery module housings, battery module, battery pack, battery, means of transport and manufacture battery module, battery pack and battery | |
US9397429B2 (en) | Interlock pin and battery pack having the same | |
CN106229452A (en) | A kind of overall clamp battery elastic connecting device | |
EP3705337A1 (en) | Charging connector, charging device, kit, and method | |
CN206412402U (en) | A kind of overall clamp battery elastic connecting device | |
CN207758582U (en) | Charge connector, charging unit and external member | |
CN209880771U (en) | Composite power energy storage monomer, module and equipment | |
CN102916143A (en) | Safe and reliable lithium ion battery | |
CN201219114Y (en) | Lithium ion battery box and lithium ion battery pack | |
CN101976740B (en) | Assembly device of rechargeable battery pack | |
CN206834258U (en) | Big voltage anti-explosion battery group | |
CN207225118U (en) | Charging battery of electric vehicle machine | |
CN103633286A (en) | Trapezoidal balance storage battery |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 211106 No. 529, 159, Jiangjun Avenue, Jiangning District, Nanjing, Jiangsu Province Patentee after: Nanjing Quanfeng Technology Co.,Ltd. Address before: 211106, No. 159, general road, Jiangning economic and Technological Development Zone, Nanjing, Jiangsu Patentee before: NANJING CHERVON INDUSTRY Co.,Ltd. |