CN107910487A - A kind of battery connecting piece, battery and array - Google Patents
A kind of battery connecting piece, battery and array Download PDFInfo
- Publication number
- CN107910487A CN107910487A CN201711095023.5A CN201711095023A CN107910487A CN 107910487 A CN107910487 A CN 107910487A CN 201711095023 A CN201711095023 A CN 201711095023A CN 107910487 A CN107910487 A CN 107910487A
- Authority
- CN
- China
- Prior art keywords
- battery
- connection portion
- series connection
- electrically connected
- pcb board
- 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.)
- Granted
Links
- 239000002184 metal Substances 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 11
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 230000000977 initiatory effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 208000032953 Device battery issue Diseases 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
- H01M50/572—Means for preventing undesired use or discharge
-
- 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
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention discloses a kind of battery connecting piece, including pcb board, fuse, for be electrically connected with the first battery the first series connection portion, for the second series connection portion being electrically connected with the second battery and the portion in parallel being electrically connected with the first series connection portion；Fuse, the first series connection portion and parallel connection portion are arranged on the top surface of pcb board, and the second series connection portion is arranged on the bottom surface of pcb board；Pcb board is equipped with the first perforation；First series connection portion is electrically connected with the first end of fuse, and the second end of fuse is electrically connected by the first perforation with the second series connection portion.Pass through above structure, the present invention can be when battery breaks down, disconnect the electrical connection of battery, and periphery battery is set to maintain to be electrically connected by portion in parallel, while fail battery is avoided by connection in series-parallel relation initiation accident, influence of the fail battery to power battery pack performance is reduced, the stability of power battery pack is improved, ensures the personal safety of passenger.The invention also provides a kind of battery and array.
Description
Technical field
The present invention relates to battery technology field, and in particular to a kind of battery connecting piece, battery and array.
Background technology
In recent years, electric automobile is quickly grown, core of the battery as electric automobile, it develops more in electric automobile
Play a key effect in development.
Electric automobile needs various voltage class and the battery pack of capacity, at present technology be by single battery it is synchronous in parallel or
Series connection is combined.In the prior art, realize that single battery is usually passed through welding by mode in parallel or series by connection sheet
It is directly affixed etc. mode to become module, then carry out and connect.Again since in the practical application of electric automobile, power battery pack must
Must possess the characteristics of big voltage, high power capacity, thus multiple single batteries must be reached electric automobile by series-parallel mode
It is required that voltage and capacity.Also just because of this, when overvoltage, overcurrent, overheat or short trouble occur for some batteries, easily by
The connection in series-parallel network of personal connections of whole power battery pack, which triggers, catches fire or even explodes, and there are huge security risk, threatens passenger
Personal safety.
Further, since the power battery pack in electric automobile has different specifications, manufacturer is needed in response to different automobiles
Required voltage and capacity requirement, design different power battery packs, its module is difficult to share, it is impossible to which flexible combination is, it is necessary to weight
It is newly developed so that development cost is high, cycle length.
The content of the invention
The embodiment of the present invention the technical problem to be solved is that, there is provided a kind of battery connecting piece, battery and array, energy
Exclusive safeties are provided for each battery, when battery breaks down, disconnect the electrical connection with fail battery, and make
Periphery battery maintains to be electrically connected by the parallel connection portion, avoids fail battery from triggering the same of security incident by connection in series-parallel relation
When, influence of the fail battery to power battery pack performance is reduced, improves the stability of power battery pack, ensures the people of passenger
Body safety.Further, the embodiment of the present invention can realize the parallel connection of multiple batteries, and assembling is simple, can provide assembling power battery
The flexibility of group, the connection in series-parallel relation by the way that battery is altered as desired obtain the power battery pack of different voltage and capacity, reduce
Manufacture cost.
In order to achieve the above object, first aspect of the embodiment of the present invention provides a kind of battery connecting piece, including：Pcb board, guarantor
Dangerous silk, for be electrically connected with the first battery the first series connection portion, for the second series connection portion for being electrically connected with the second battery and with
The portion in parallel that the first series connection portion is electrically connected；
The fuse, the first series connection portion and the parallel connection portion are arranged on the top surface of the pcb board, and described
Two series connection portions are arranged on the bottom surface of the pcb board；
The pcb board is equipped with the first perforation；The first series connection portion is electrically connected with the first end of the fuse, described
The second end of fuse is electrically connected by the described first perforation with the second series connection portion.
In a kind of optional embodiment, the first series connection portion is the centre bit for the top surface for being arranged on the pcb board
The threaded connection element put.
In a kind of optional embodiment, first perforation is multiple, and multiple first perforation are uniformly arranged on
On the pcb board in region corresponding with the second series connection portion, multiple first perforation are used for the second series connection portion
It is welded on second battery；The second end of the fuse is electrically connected by the described first perforation with the second series connection portion
Specially：The second end of the fuse is electrically connected by the first perforation one of them described with the second series connection portion.Pass through
The mode of welding provides reliable and stable be electrically connected between the battery connecting piece and second battery.
In a kind of optional embodiment, the second series connection portion is metal ring；The center of circle of the metal ring with
The center of the bottom surface of the pcb board overlaps, and the exradius of the metal ring is less than or equal to the half of second battery
Footpath.The metal ring is located in the range of the connecting end surface of second battery, guarantees to be electrically connected with the generation of the second battery
While, save material.
In a kind of optional embodiment, the parallel connection portion is analog-U shaped shrapnel；The openend of the analog-U shaped shrapnel is remote
From the center of the top surface of the pcb board, analog-U shaped shrapnel one end opposite with the openend is close to the top of the pcb board
The center in face.By the way that the parallel connection portion is arranged to analog-U shaped elastic piece structure, and make the openend of the analog-U shaped shrapnel away from institute
The center of the bottom surface of pcb board is stated, is conducive to external component and coordinates realization in parallel by way of grafting with the portion in parallel, be easy to
Assembling.
In a kind of optional embodiment, the analog-U shaped shrapnel includes two symmetrically arranged cards, two cards
Piece bends inwards.Two cards bend inwards to form a fastening part, when the exterior portion that utilization coordinates with the analog-U shaped shrapnel
When part is plugged into the fastening part of the analog-U shaped shrapnel, the analog-U shaped shrapnel occurs elastic deformation and produces fixing to external component
Power, consolidates external component contact with the analog-U shaped shrapnel.
In a kind of optional embodiment, the parallel connection portion is multiple, and multiple parallel connection portions are equally spaced in institute
The center of the top surface of pcb board is stated as on the same circumference in the center of circle.The battery connecting piece is equipped with multiple parallel connection portions so that described
Battery connecting piece can be realized in parallel with multiple batteries by the parallel connection portion.
Second aspect of the embodiment of the present invention provides a kind of battery, including battery body and battery as described above connection
Part；One polarity ends of the battery body are equipped with connects the matched connection terminal in portion with described first, the battery body
Another polarity ends be electrically connected with the second series connection portion.
The third aspect of the embodiment of the present invention provides a kind of array, including several batteries as described above；It is some
A battery is connected in series.
In a kind of optional embodiment, the array further includes cell tube；Some batteries are arranged on institute
State in cell tube, the cell tube is being provided with the second perforation with each portion's correspondence position in parallel.
Compared with the prior art, the beneficial effect of the embodiment of the present invention is：The embodiment of the present invention provides a kind of battery and connects
Fitting, battery and array, wherein the battery connecting piece includes：Pcb board, fuse, for being electrically connected with the first battery
The first series connection portion, for the second series connection portion being electrically connected with the second battery and the parallel connection being electrically connected with the first series connection portion
Portion；The fuse, the first series connection portion and the parallel connection portion are arranged on the top surface of the pcb board, second string
Connection portion is arranged on the bottom surface of the pcb board；The pcb board is equipped with the first perforation；The first series connection portion and the insurance
The first end of silk is electrically connected, and the second end of the fuse is electrically connected by the described first perforation with the second series connection portion.It is logical
Cross above structure, the embodiment of the present invention connects with described second in the first series connection portion and sets fuse between portion, and is equipped with
The portion in parallel being electrically connected with the first series connection portion, when battery breaks down, disconnects the electrical connection with fail battery, and
Make periphery battery maintain to be electrically connected by the parallel connection portion, avoid fail battery from triggering the same of security incident by connection in series-parallel relation
When, influence of the fail battery to power battery pack performance is reduced, improves the stability of power battery pack, ensures the people of passenger
Body safety.Further, the embodiment of the present invention can realize the parallel connection of multiple batteries, and assembling is simple, can provide assembling power battery
The flexibility of group, the connection in series-parallel relation by the way that battery is altered as desired obtain the power battery pack of different voltage and capacity, reduce
Manufacture cost.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, attached drawing needed in embodiment will be made below
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area
For logical technical staff, without creative efforts, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is a kind of front view of battery connecting piece provided in an embodiment of the present invention；
Fig. 2 is a kind of rearview of battery connecting piece provided in an embodiment of the present invention；
Fig. 3 is a kind of structure diagram of battery connecting piece provided in an embodiment of the present invention；
Fig. 4 is a kind of structure diagram of battery provided in an embodiment of the present invention；
Fig. 5 is a kind of structure diagram of array provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
Please refer to Fig. 1, Fig. 2 and Fig. 3, wherein, Fig. 1 is a kind of battery connecting piece 100 provided in an embodiment of the present invention
Front view, Fig. 2 is a kind of rearview of battery connecting piece 100 provided in an embodiment of the present invention, and Fig. 3 is the embodiment of the present invention
A kind of structure diagram of battery connecting piece 100.First aspect of the embodiment of the present invention provides a kind of battery connecting piece 100, including：
Pcb board 101, fuse 102, for be electrically connected with the first battery the first series connection portion 103, for what is be electrically connected with the second battery
Second series connection portion 104 and the portion in parallel 105 for being electrically connected with the 3rd battery；
The fuse 102, the first series connection portion 103 and the parallel connection portion 105 are arranged on the pcb board 101
On top surface, the second series connection portion 104 is arranged on the bottom surface of the pcb board 101；
The pcb board 101 is equipped with the first perforation 106；The first series connection portion 103 and the first of the fuse 102
End is electrically connected, and the second end of the fuse 102 is electrically connected by the described first perforation 106 with the second series connection portion 104；Institute
Portion 105 in parallel is stated to be electrically connected with the first series connection portion 103.
The operation principle of the embodiment of the present invention is：
When first battery and second normal battery operation, the current value for flowing through the fuse 102 is less than
The blow-out current value of the fuse 102, the both ends of the fuse 102 keep being electrically connected so that the first series connection portion 103
Keep being electrically connected with the second series connection portion 104, the parallel connection portion 105 keeps being electrically connected with the first series connection portion 103；Work as institute
When stating the second battery appearance overvoltage, overcurrent, overheat or short trouble, the current value for flowing through the fuse 102 reaches the guarantor
The blow-out current value of dangerous silk 102, the fuse 102 fuse, and disconnect the electrical connection at the both ends of the fuse 102, that is, disconnect
The first series connection portion 103 is electrically connected with the second series connection portion 104, is only disconnected since the fuse 102 fuses
The first series connection portion 103 and the described second electrical connection for connecting portion 104, the parallel connection portion 105 connects with described first
The electrical connection in portion 103 does not change, thus first battery by described in being electrically connected with the first series connection portion 103 simultaneously
Connection portion 105 maintains to be electrically connected with periphery battery, while having isolated the second battery, ensures that the first battery can be produced with periphery battery
It is electrically connected, reduces the influence to power battery pack performance, avoids, because single battery failure causes voltage cataclysm, improving power battery
The stability of group.
The first series connection portion 103 is separately positioned on the pcb board by the embodiment of the present invention with the described second portion 104 of connecting
101 top surface and bottom surface, and realized and be electrically connected by the fuse 102, make the first series connection portion 103 must be by described
Fuse 102 could be electrically connected with the second series connection portion 104, be effectively guaranteed when the fuse 102 fuses, described
First series connection portion 103 connects with described second, and no longer there are electrical connection in portion 104.
In a kind of optional embodiment, the pcb board 101 selects the epoxy resin material that flame retardant rating is high, fusing point is high
Material, effectively prevents the pcb board 101 from melting because of overheat, improves security.
In a kind of optional embodiment, the first series connection portion 103 is the top surface for being arranged on the pcb board 101
The threaded connection element of center.The first series connection portion 103 is connected through a screw thread mode and produces electricity with first battery
Connection so that the connection between the battery connecting piece 100 and first battery is detachable, easy to assemble.
In a kind of optional embodiment, the threaded connection element is metal nuts.
In a kind of optional embodiment, first perforation 106 is multiple, and multiple first perforation 106 are uniform
Be arranged on the pcb board 101 with the 104 corresponding region of the second series connection portion, it is multiple it is described first perforation 106 be used for will
The second series connection portion 104 is welded on second battery；The second end of the fuse 102 is perforated by described first
106 are electrically connected with the second series connection portion 104 and are specially：The second end of the fuse 102 passes through one of them described first
Perforation 106 is electrically connected with the second series connection portion 104.By welding part 100 and described second are connected in series to be described
Reliable and stable electrical connection is provided between battery.
In a kind of optional embodiment, the inner wall of multiple first perforation 106 is equipped with conductive layer, the fuse
102 second end is electrically connected by the first perforation 106 one of them described with the second series connection portion 104：The guarantor
The second end of dangerous silk 102 is electric by the conductive layer of the inner wall of the first perforation 106 one of them described and the described second connect portion 104
Connection.
Preferably, the material in the second series connection portion 104 is nickel.Nickel is common spot welding material, by way of spot welding
The second series connection portion 104 is welded on second battery, it is easy to operate, and there is good electric conductivity.
Preferably, first perforation 106 is 4.
In a kind of optional embodiment, the second series connection portion 104 is metal ring；The center of circle of the metal ring
Overlapped with the center of the bottom surface of the pcb board 101, and the exradius of the metal ring is less than or equal to second battery
Radius.The metal ring is located in the range of the connecting end surface of second battery, guarantees the production with second battery
While raw electrical connection, material is saved.
In a kind of optional embodiment, the parallel connection portion 105 is analog-U shaped shrapnel；The openend of the analog-U shaped shrapnel
The center of top surface away from the pcb board 101, analog-U shaped shrapnel one end opposite with the openend is close to the pcb board
The center of 101 top surface.By the way that the parallel connection portion 105 is arranged to analog-U shaped elastic piece structure, and make opening for the analog-U shaped shrapnel
The center of mouthful bottom surface of the end away from the pcb board 101, is conducive to external component with the portion 105 in parallel by way of grafting
Coordinate and realize parallel connection, easy to assemble.
In a kind of optional embodiment, the analog-U shaped shrapnel includes two symmetrically arranged cards, two cards
Piece bends inwards.Two cards bend inwards to form a fastening part, when the external component that utilization coordinates with the U-shaped shrapnel
When being plugged into the fastening part of the analog-U shaped shrapnel, the analog-U shaped shrapnel occurs elastic deformation and produces fixing to external component
Power, consolidates external component contact with the analog-U shaped shrapnel.
It should be noted that the parallel connection portion 105 is not merely used for realization parallel connection, can be also used for realizing positioning and number
According to collection.When for parallel connection, can in the parallel connection portion 105 grafting have electric action external component；When for positioning
When, can in the parallel connection portion 105 grafting and the matched external component of 105 structure of portion in parallel；When for data acquisition
When, can in the parallel connection portion 105 grafting be used for data acquisition external component.It is understood that can by it is described simultaneously
Grafting is matched with 105 structure of portion in parallel in connection portion 105 and has the external component of electric action, to realize at the same time simultaneously
Connection and positioning action.
Preferably, the material in the parallel connection portion 105 is brass plating.The conductive good, antirust of brass plating and intensity
The characteristics of high.
In a kind of optional embodiment, the parallel connection portion 105 is multiple, and multiple parallel connection portions 105 are equally spaced
In on the same circumference using the end face center of the pcb board 101 as the center of circle.Multiple parallel connection portions 105 can realize and multiple electricity
The parallel connection in pond, to increase the capacity of power battery pack, and when external component is plugged in multiple be equally spaced on same circumference
During the parallel connection portion 105 so that the battery connecting piece 100 is more uniformly stressed, and realizes preferably positioning.
Preferably, the parallel connection portion 105 is 4.In a kind of optional embodiment, the fuse 102 is patch
Formula fuse.Patch type fuse has stronger shock resistance, and reliability is high.
In a kind of optional embodiment, layer 107, first series connection are provided with the top surface of the pcb board 101
Portion 103 is arranged on the layer 107 with multiple portions 105 in parallel, the first series connection portion 103 and multiple portions in parallel
105 produce electrical connection by the layer 107；The first series connection portion 103 is electrically connected tool with the first end of the fuse 102
Body is：The first series connection portion 103 is electrically connected by the layer 107 with the first end of the fuse 102.
Preferably, the material of the layer 107 is tin.
Second aspect of the embodiment of the present invention provides a kind of battery.Referring to Fig. 4, it is provided in an embodiment of the present invention one
The structure diagram of kind battery 200.The battery 200 includes battery body 201 and battery connecting piece 100 as described above；
One polarity ends of the battery body 201 are equipped with connects the matched connection terminal 202 in portion 103 with described first, the electricity
Another polarity ends of pond body 201 are electrically connected with the second series connection portion 104.
In a kind of optional embodiment, the cathode of the battery body 201 is equipped with connects 103 phase of portion with described first
The connection terminal 202 of cooperation, the anode of the battery body 201 are electrically connected with the second series connection portion 104.
The third aspect of the embodiment of the present invention provides a kind of array.There is provided referring to Fig. 5, it is the embodiment of the present invention
A kind of array structure diagram.The array includes several batteries 200 as described above；Described in several
Battery 200 is connected in series.
It is understood that several described batteries 200 are connected portion 103 by the connection terminal 202 with described first
The mode of cooperation realizes series connection.
In a kind of optional embodiment, the array further includes cell tube 300；Some batteries 200 are set
Put in the cell tube 300, the cell tube 300 is worn with being provided with second on each 105 correspondence position of portion in parallel
Hole 301.Protection is provided for several described batteries 200 being connected in series by the cell tube 300, improves protecting against shock performance,
Meanwhile external component can be plugged in each parallel connection portion 105 by the described second perforation 301.
Compared with the prior art, the beneficial effect of the embodiment of the present invention is：The embodiment of the present invention provides a kind of battery and connects
Fitting, battery and array, wherein the battery connecting piece includes：Pcb board, fuse, for being electrically connected with the first battery
The first series connection portion, for the second series connection portion being electrically connected with the second battery and the parallel connection being electrically connected with the first series connection portion
Portion；The fuse, the first series connection portion and the parallel connection portion are arranged on the top surface of the pcb board, second string
Connection portion is arranged on the bottom surface of the pcb board；The pcb board is equipped with the first perforation；The first series connection portion and the insurance
The first end of silk is electrically connected, and the second end of the fuse is electrically connected by the described first perforation with the second series connection portion.It is logical
Cross above structure, the embodiment of the present invention connects with described second in the first series connection portion and sets fuse between portion, and is equipped with
The portion in parallel being electrically connected with the first series connection portion, when battery breaks down, disconnects the electrical connection with fail battery, and
Make periphery battery maintain to be electrically connected by the parallel connection portion, avoid fail battery from triggering the same of security incident by connection in series-parallel relation
When, influence of the fail battery to power battery pack performance is reduced, improves the stability of power battery pack, ensures the people of passenger
Body safety.Further, the embodiment of the present invention can realize the parallel connection of multiple batteries, and assembling is simple, can provide assembling power battery
The flexibility of group, the connection in series-parallel relation by the way that battery is altered as desired obtain the power battery pack of different voltage and capacity, reduce
Manufacture cost.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (10)
- A kind of 1. battery connecting piece, it is characterised in that including：Pcb board, fuse, for be electrically connected with the first battery first Series connection portion, for the second series connection portion being electrically connected with the second battery and the portion in parallel being electrically connected with the first series connection portion；The fuse, the first series connection portion and the parallel connection portion are arranged on the top surface of the pcb board, second string Connection portion is arranged on the bottom surface of the pcb board；The pcb board is equipped with the first perforation；The first series connection portion is electrically connected with the first end of the fuse, the insurance The second end of silk is electrically connected by the described first perforation with the second series connection portion.
- 2. battery connecting piece as claimed in claim 1, it is characterised in that the first series connection portion is to be arranged on the pcb board Top surface center threaded connection element.
- 3. battery connecting piece as claimed in claim 1, it is characterised in that described first perforates to be multiple, and multiple described first Perforation is uniformly arranged on the pcb board in region corresponding with the second series connection portion, and multiple first perforation are used for will The second series connection portion is welded on second battery；The second end of the fuse passes through the described first perforation and described the Two series connection portions are electrically connected：The second end of the fuse is connected by the first perforation one of them described with described second Portion is electrically connected.
- 4. battery connecting piece as claimed in claim 3, it is characterised in that the second series connection portion is metal ring；The gold The center of circle for belonging to annulus is overlapped with the center of the bottom surface of the pcb board, and the exradius of the metal ring is less than or equal to institute State the radius of the second battery.
- 5. battery connecting piece as claimed in claim 1, it is characterised in that the parallel connection portion is analog-U shaped shrapnel；It is described analog-U shaped The center of top surface of the openend of shrapnel away from the pcb board, analog-U shaped shrapnel one end opposite with the openend are close The center of the top surface of the pcb board.
- 6. battery connecting piece as claimed in claim 5, it is characterised in that the analog-U shaped shrapnel is symmetrically arranged including two Card, two cards bend inwards.
- 7. the battery connecting piece as described in claim 1 or 5 or 6, it is characterised in that the parallel connection portion is multiple described to be multiple Portion in parallel is equally spaced on the same circumference using the center of the top surface of the pcb board as the center of circle.
- 8. a kind of battery, it is characterised in that including battery body and as claim 1 to 7 any one of them battery connects Part；One polarity ends of the battery body are equipped with connects the matched connection terminal in portion with described first, the battery body Another polarity ends be electrically connected with the second series connection portion.
- 9. a kind of array, it is characterised in that including several batteries as claimed in claim 8；Several described batteries It is connected in series.
- 10. array as claimed in claim 9, it is characterised in that the array further includes cell tube；It is some described Battery is arranged in the cell tube, and the cell tube is being provided with the second perforation with each portion's correspondence position in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711095023.5A CN107910487B (en) | 2017-11-08 | 2017-11-08 | A kind of battery connecting piece, battery and cell array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711095023.5A CN107910487B (en) | 2017-11-08 | 2017-11-08 | A kind of battery connecting piece, battery and cell array |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107910487A true CN107910487A (en) | 2018-04-13 |
| CN107910487B CN107910487B (en) | 2019-11-29 |
Family
ID=61843853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711095023.5A Active CN107910487B (en) | 2017-11-08 | 2017-11-08 | A kind of battery connecting piece, battery and cell array |
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| CN (1) | CN107910487B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461988A (en) * | 2018-10-29 | 2019-03-12 | 中山大学 | A kind of the air channel type heat elimination device and its control method of automobile power cell packet |
| CN109860451A (en) * | 2018-11-09 | 2019-06-07 | 中山大学 | A kind of battery pack based on tubular column shape battery assembly module |
| CN113745738A (en) * | 2021-09-08 | 2021-12-03 | 安徽瑞露科技有限公司 | Battery pack assembly structure |
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| CN102646803A (en) * | 2011-02-18 | 2012-08-22 | 三星Sdi株式会社 | Battery pack and manufacturing method thereof |
| CN203631653U (en) * | 2013-12-20 | 2014-06-04 | 普天新能源车辆技术有限公司 | Battery with automatic switch-off function |
| CN106229453A (en) * | 2016-09-20 | 2016-12-14 | 蔚来汽车有限公司 | Busbar assembly, electrokinetic cell overload protective device and method and power battery assembly |
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| JPH0963553A (en) * | 1995-08-22 | 1997-03-07 | Sanyo Electric Co Ltd | Battery pack |
| CN1507633A (en) * | 2001-05-08 | 2004-06-23 | ̩�Ƶ���������ѧ��ʽ���� | Circuit protection arrangement |
| CN102646803A (en) * | 2011-02-18 | 2012-08-22 | 三星Sdi株式会社 | Battery pack and manufacturing method thereof |
| CN203631653U (en) * | 2013-12-20 | 2014-06-04 | 普天新能源车辆技术有限公司 | Battery with automatic switch-off function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461988A (en) * | 2018-10-29 | 2019-03-12 | 中山大学 | A kind of the air channel type heat elimination device and its control method of automobile power cell packet |
| CN109860451A (en) * | 2018-11-09 | 2019-06-07 | 中山大学 | A kind of battery pack based on tubular column shape battery assembly module |
| CN109860451B (en) * | 2018-11-09 | 2020-10-23 | 中山大学 | Battery pack based on tubular column type battery pack unit |
| CN113745738A (en) * | 2021-09-08 | 2021-12-03 | 安徽瑞露科技有限公司 | Battery pack assembly structure |
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|---|---|
| CN107910487B (en) | 2019-11-29 |
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