CN207021332U - Using the battery modules of soldering - Google Patents

Using the battery modules of soldering Download PDF

Info

Publication number
CN207021332U
CN207021332U CN201720964949.2U CN201720964949U CN207021332U CN 207021332 U CN207021332 U CN 207021332U CN 201720964949 U CN201720964949 U CN 201720964949U CN 207021332 U CN207021332 U CN 207021332U
Authority
CN
China
Prior art keywords
face
soldering
fixed plate
battery modules
weld tabs
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.)
Expired - Fee Related
Application number
CN201720964949.2U
Other languages
Chinese (zh)
Inventor
伍伟东
夏先坤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CN207021332U publication Critical patent/CN207021332U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
    • B23K1/0016—Brazing of electronic components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/005—Soldering by means of radiant energy
    • B23K1/0056—Soldering by means of radiant energy soldering by means of beams, e.g. lasers, E.B.
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/20—Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
    • B23K1/203—Fluxing, i.e. applying flux onto surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/06—Solder feeding devices; Solder melting pans
    • B23K3/0646—Solder baths
    • B23K3/0692—Solder baths with intermediary means for bringing solder on workpiece, e.g. rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/08—Auxiliary devices therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/08—Auxiliary devices therefor
    • B23K3/087—Soldering or brazing jigs, fixtures or clamping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02—Carriages for supporting the welding or cutting element
    • B23K37/0252—Steering means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H01M10/0404—Machines for assembling 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
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside 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
    • H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/36—Electric or electronic devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/36—Electric or electronic devices
    • B23K2101/38—Conductors
    • 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

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Battery Mounting, Suspending (AREA)
  • Fuel Cell (AREA)

Abstract

A kind of battery modules using soldering, including some cells, a pair of intervals are relatively fixed plate and a pair of relative cylinder manifolds in interval；The fixed plate includes opposite first end face and second end face and offers some through holes through the first end face and second end face；Some cells are located between the first end face of a pair of fixed plates and each the both ends of cell are worn in the through hole of a corresponding fixed plate respectively；A pair of cylinder manifolds are respectively in the second end face of a pair of fixed plates；The cylinder manifold includes substrate, and some and fixed plate one-to-one perforate of through hole is offered on the substrate；The cylinder manifold also includes being arranged on the weld tabs being connected in the perforate and with the edge of the perforate；The proportion of the area of the weld tabs and the area of the perforate is between 5% to 95%；The both ends of each cell are fixed with a corresponding weld tabs by soldering respectively.

Description

Using the battery modules of soldering
【Technical field】
It the utility model is related to cell art, more particularly to a kind of battery modules using soldering.
【Background technology】
The reliability direct relation of battery module structure and performance and the life-span for having influence on whole battery system. At present, in order to meet use demand, it is often necessary to which multiple cells are formed into large-sized battery module, generally use laser spot welding Or the mode of electric resistance welding connects cell and the weld tabs on cylinder manifold.But there is effect in laser spot welding and electric resistance welding The shortcomings of rate is low, solder joint area is small, conductance is low, pad tension intensity is small, sealing-off dry joint rosin joint rate is high.
In view of above drawback, it is necessary to provide a kind of battery modules for using soldering in fact to overcome disadvantages described above.
【Utility model content】
The purpose of this utility model is to provide that a kind of conductance is high, pad tension intensity is big, the use of good reliability The battery modules of soldering.
To achieve these goals, the utility model provides a kind of battery modules using soldering, including some lists Body battery, a pair of intervals are relatively fixed plate and a pair of relative cylinder manifolds in interval；The fixed plate includes opposite first end Face and second end face simultaneously offer some through holes through the first end face and second end face；Some cells are located at a pair Between the first end face of the fixed plate and both ends of each cell are worn in the through hole of a corresponding fixed plate respectively；A pair Cylinder manifold is respectively in the second end face of a pair of fixed plates；The cylinder manifold includes substrate, is offered on the substrate some With the one-to-one perforate of through hole of the fixed plate；The cylinder manifold also include being arranged in the perforate and with the perforate Edge connection weld tabs；The proportion of the area of the weld tabs and the area of the perforate is between 5% to 95%；Each The both ends of cell are fixed with a corresponding weld tabs by soldering respectively.
In a preferred embodiment, the fixed plate also includes opposite the of a pair of opposite first sides and a pair First end face and the second end face described in two side faces, the first side and the equal vertical connection of the second side；Wherein one Individual first side is provided with some first contiguous blocks, another first side is provided with some corresponding with first contiguous block match somebody with somebody The first link slot closed；One of second side is provided with some second contiguous blocks, another second side provided with some With the second link slot of the second contiguous block corresponding matching.
In a preferred embodiment, a lateral edges of the cylinder manifold extend shape to perpendicular to the direction of the substrate Into installation portion, and the installation portion is resisted against in one of first side of the fixed plate, pre-fixes the cylinder manifold In the second end face of the fixed plate.
In a preferred embodiment, the second end face of the fixed plate is provided with some fixed blocks, each fixed block Between adjacent through hole and the fixed block is extended on adjacent through hole.
In a preferred embodiment, the cylinder manifold is made up of metallic plate punching press and the substrate and the weld tabs are Same material is integrally formed.
In a preferred embodiment, in 0.15mm between 5mm, the thickness of the weld tabs exists the thickness of the substrate 0.05mm is between 5mm.
In a preferred embodiment, the fixed plate is made up of insulating materials.
In a preferred embodiment, the tin material is tin cream.
In a preferred embodiment, the substrate is made up from the weld tabs of different metal materials, and the weldering Piece is welded on the substrate by welding manner.
Compared with prior art, the utility model is using the beneficial effect of the battery modules of soldering：By setting Determine the weld tabs on cylinder manifold and the area ratio of perforate, and combine soldering technique, having battery modules, conductance is high, welds The characteristics of contact-separating force intensity is big, good reliability；And soldering welding damages, tin can protect solder joint not after soldering Produce oxidation corrosion；Further, since solder joint area is big, and it is cell with the high copper material of heat transfer efficiency, aluminium cylinder manifold Directly contact, heat exchanger effectiveness is high, carries out radiating, the soaking between each cell of battery modules using copper material, aluminium, eliminates single The heat localization phenomenon of body battery charge and discharge process.The thermal control of battery modules is better, and uniformity is higher, and battery modules store electricity Amount and life-span security performance etc. will be more preferable.
【Brief description of the drawings】
Fig. 1 is dimensional structure diagram of the utility model using the battery modules of soldering.
Fig. 2 is the explosive view at another visual angle of the battery modules using soldering shown in Fig. 1.
Fig. 3 is the structural representation of fixed plate shown in Fig. 2.
Fig. 4 is the structural representation of cylinder manifold shown in Fig. 2.
Fig. 5 is that the utility model is said using the perforate of cylinder manifold and the structure example of weld tabs of the battery modules of soldering Express intention.
Fig. 6 is the side view blast that the utility model is coated with using the cell of the battery modules of soldering after tin cream Figure.
Fig. 7 be weld tabs area and the perforated area ratio of the battery modules that the utility model uses soldering for 5% when Structural representation.
Fig. 8 be weld tabs area and the perforated area ratio of the battery modules that the utility model uses soldering for 95% when Structural representation.
【Embodiment】
In order that the purpose of this utility model, technical scheme and advantageous effects become apparent from understanding, below in conjunction with attached Figure and embodiment, the utility model is further elaborated.It should be appreciated that described in this specification Embodiment is not intended to limit the utility model just for the sake of explaining the utility model.
As depicted in figs. 1 and 2, the utility model provides a kind of battery modules 100 using soldering, including some lists Body battery 10, a pair of intervals are relatively fixed plate 20 and a pair of relative cylinder manifolds 30 in interval.
Specifically, please refer to Fig. 3, the fixed plate 20 is that insulating materials is made and including opposite first end face 21 With second end face 22 and offer some through holes 201 through the first end face 21 and second end face 22, some cells 10 between the first end face 21 of a pair of fixed plates 20 and each cell 10 both ends wear respectively corresponding one it is solid In the through hole 201 of fixed board 20.In present embodiment, the cell 10 is cylindrical battery, and the section of the through hole 201 is big It is small corresponding with the cross-sectional sizes of the cell 10, the cell 10 is worn just in the through hole 201. Further, the fixed plate 20 also includes a pair of opposite first sides 23 and a pair of opposite second sides 24, and described First end face 21 and the second end face 22 described in 24 equal vertical connection of one side 23 and the second side.One of them first Side 23 is provided with some first contiguous blocks 231, another first side 23 provided with some right with first contiguous block 231 The first link slot 232 that should coordinate.One of second side 24 is provided with some second contiguous blocks 241, another second side Face 24 is provided with some and the second link slot 242 of the corresponding matching of the second contiguous block 241.Two electricity using soldering Pond module 100 by the first contiguous block 231 of fixed plate 20 corresponding to one of battery modules 100 using soldering with Another uses the first link slot 232 of fixed plate 20 corresponding to the battery modules 100 of soldering to be connected, or passes through it In fixed plate 20 corresponding to the battery modules 100 using soldering the second contiguous block 241 and another use tin material Second link slot 242 of fixed plate 20 corresponding to the battery modules 100 of welding is connected, so as to realize two using the weldering of tin material The concatenation of the battery modules 100 connect, with this can concatenate two or more battery modules 100 for using soldering with Meets the needs of different battery capacities.
Please refer to Fig. 4, a pair of cylinder manifolds 30 are respectively in the second end face 22 of a pair of fixed plates 20.It is described to conflux Plate 30 includes substrate 32, and some and 201 one-to-one perforate of the through hole of the fixed plate 20 is offered on the substrate 32 301.The cylinder manifold 30 also includes being arranged on the weld tabs 302 being connected in the perforate 301 and with the edge of the perforate 301. The proportion of the area of the weld tabs 302 and the area of the perforate 301 is between 5% to 95%.In present embodiment, institute State that cylinder manifold 30 is made up of metallic plate punching press and the substrate 32 and the weld tabs 302 are integrally formed for same material.At other In embodiment, the substrate 32 is made up from the weld tabs 302 of different metal materials, and the weld tabs 302 passes through welding Mode is welded on the substrate 32, such as substrate 32 is made of copper, and weld tabs is made up of nickel or aluminium.The thickness of the substrate 32 exists 0.15 between 5mm, and the thickness of the weld tabs 302 is in 0.05mm between 5mm.The perforate 301 and the knot of the weld tabs 302 Configuration shape does not limit, as shown in figure 5, the perforate 301 can be square or circular or other irregular figures, the weld tabs 302 planform can be that rectangle can also be other irregular figures, big according to the actual current of the cell 10 It is small, the weld tabs 302 and the weld tabs 302 and the area ratio of the perforate 301 of respective thickness are selected, makes design more science Rationally.
Further, pass through respectively with a corresponding weld tabs 302 please refer to Fig. 6, the both ends of each cell 10 Soldering is fixed.Compared with common resistance-welding process, soldering technique has good reliability, conductance high and pad The advantages that tension intensity is big.In present embodiment, the material of the cylinder manifold 30 can be with scolding tin for copper or nickel or nickel-plated steel etc. Material, it is preferred that the cylinder manifold 30 is copper material, i.e., described substrate 32 is that copper material integrated punching is formed with weld tabs 302.This implementation In mode, the tin material is tin cream 40, and in other embodiments, the tin material can also be powder pure tin/tin alloy with helping The combination of solder flux.The tin cream 40 be accompanied by SMT (Surface Mount Technology, surface installation technique) meet the tendency of and A kind of raw novel welding material, mixed by solder powder, scaling powder and other surfactants, thixotropic agent etc., The paste mixture of formation.It is mainly used in the welding of the electronic components such as SMT industry PCB surfaces resistance, electric capacity, IC.First, make Tin cream 40 is applied to the both ends of the cell 10 with a tin machine (not shown), is then separately positioned on cylinder manifold 30 solid In the second end face 22 of fixed board 20, tin cream 40 is set to be located between one end of cell 10 and a corresponding weld tabs 302, then pass through The capillary of bonding machine (not shown) contacts with weld tabs 302, and heat is transmitted by weld tabs 302 by welding needle heating weld tabs 302 To tin cream 40, melt solder(ing) paste 40；, can be by the both ends of the cell 10 and the weldering when tin cream 40 solidifies again Piece 302 is welded and fixed.It is understood that in other embodiments, tin cream 40 can also be applied to the weldering of cylinder manifold 30 On piece 302, then cylinder manifold 30 is separately positioned in the second end face 22 of fixed plate 20, and tin cream 40 is located at cell Between 10 one end and a corresponding weld tabs 302.The perforate 301 first in welding needle heating weld tabs 302 can with intercept heat, Ensure that weld tabs 302 can keep most of high heat energy in welding, avoid heat energy loss, tin cream 40 is melted to realize, and in heat After amount blocks, protected to being not required to place that is heated or can not being heated, heat energy can not be transmitted or reduced to be delivered to and needs to protect Part or region on；Secondly, the perforate 301 can conveniently observe the melting situation of tin cream 40, improve welding quality；Most Afterwards, there is gap in perforate 301 and weld tabs 302, after tin cream 40 melts, the welding structure of solid can be formed, below weld tabs 302 And side forms the tin cream 40 of welding solidify afterwards, increase structural strength.
Structural representation when Fig. 7 is the area of the weld tabs 302 and the area ratio of the perforate 301 is 5%.In reality In the application of border, when the area ratio of area and the perforate 301 of the weld tabs 302 is less than 5%, the cell 10 with Pad area between the weld tabs 302 is less than 4mm2, the conveyance capacity at pad is less than the maximum electric discharge of cell Electric current, and the Tensile strength at pad is relatively low, it is difficult to meet actual demand.Fig. 8 be the weld tabs 302 area with it is described The structural representation when area ratio of perforate 301 is 95%.In actual applications, when the weld tabs 302 area with it is described The area ratio of perforate 301 is bigger, and pad area is bigger, conveyance capacity and tensile capacity are stronger, and the face of single pad Product is up to 20mm2More than.But when the area of the weld tabs 302 is more than 95% with the area ratio of the perforate 301, welding When, it is poor to have a radiating effect, the shortcomings that influenceing welding efficiency.Therefore, the setting of this numerical value, tin cream 40 is on the one hand ensured Conveyance capacity is more than the conveyance capacity when cell 10 directly contacts with corresponding weld tabs 302, makes to use soldering Battery modules 100 conveyance capacity it is unaffected；On the other hand the operability of practical application is combined, it is ensured that the drawing of pad Force intensity, improve the stability of structure.Because single solder joint area is up to 4mm2To 20mm2Or it is bigger, if the cell The weld tabs 302 of 10 both ends welding is counted with thickness 0.5mm, width 3mm, and sectional area reaches 3mm after bi directional conductibility2, therefore cell 10 are substantially equal to directly contact with weld tabs 302 after soldering, and the water conservancy diversion area for often locating soldering is electric considerably beyond monomer The maximum discharge current in pond 10.
Further, a lateral edges of the cylinder manifold 30 extend to form installation portion to perpendicular to the direction of the substrate 32 31, and the installation portion 31 is resisted against in one of first side 23 of the fixed plate 20, makes the cylinder manifold 30 pre- solid It is scheduled in the second end face 22 of the fixed plate 20.In present embodiment, in cylinder manifold described in soldering 30 and the monomer Before battery 10, the installation portion 31 of the cylinder manifold 30 and the first side of the fixed plate 20 are clamped by fixture, by the remittance Flowing plate 30 is pre-fixed in the second end face 22 of the fixed plate 20, is easy to welding to operate.Certainly, in other embodiments, The installation portion 31 can also be fixed in one of first side 23 of the fixed plate 20 by gluing mode, by institute State cylinder manifold 30 to be fixedly connected with the fixed plate 20, be easy to welding to operate.If in addition, it can also be opened up on the installation portion 31 Dry mounting hole 311, fixed and connected by one of first side 23 of nail through the mounting hole 311 and the fixed plate 20 Connect, the cylinder manifold 30 is fixed in the second end face 22 of the fixed plate 20.
Further, the second end face 22 of the fixed plate 20 is provided with some fixed blocks 221, and each fixed block 221 is set Between adjacent through hole 201 and the fixed block 221 is extended on adjacent through hole 201.In present embodiment, the fixation The one side of block 221 plays a part of reinforcement, can strengthen the intensity of the fixed plate 20；On the other hand, the fixed block 221 Gap will be separated out between the cell 10 and the weld tabs 302, to house tin cream 40, tin cream 40 is filled in the monomer In gap between battery 10 and the weld tabs 302.
Battery modules 100 provided by the utility model using soldering, during assembling, first, by some cells 10 be placed between the first end face 21 of a pair of fixed plates 20 and the both ends of the cell 10 wear respectively it is corresponding logical In hole 201；Then, it is coated with tin cream 40 at the both ends of the cell 10；Then, according to the actual requirements, it is determined that described conflux The thickness and the weld tabs 302 of the weld tabs 302 of plate 30 and the area ratio of the perforate 301, and a pair of cylinder manifolds 30 are put Put in the second end face 22 of a pair of fixed plates 20 and clamp the first of the installation portion 31 and the fixed plate 20 by fixture Side 23 is pre-fixed the cylinder manifold 30；Finally, the cell 10 and the weld tabs 302 are entered by bonding machine Row is welded and fixed.
The utility model uses the battery modules of soldering, by setting the weld tabs on cylinder manifold and the area ratio of perforate Value, and soldering technique is combined, make battery modules that there is the characteristics of conductance is high, pad tension intensity is big, good reliability.
The utility model is not restricted to described in specification and embodiment, therefore for the personnel of familiar field For additional advantage and modification is easily achieved, therefore in the universal limited without departing substantially from claim and equivalency range Spirit and scope in the case of, the utility model is not limited to specific details, representational equipment and shown here as with retouching The examples shown stated.

Claims (9)

1. a kind of battery modules using soldering, including some cells, a pair of intervals are relatively fixed plate and a pair It is spaced relative cylinder manifold；It is characterized in that：If the fixed plate includes opposite first end face and second end face and offered The dry through hole through the first end face and second end face；Some cells between the first end face of a pair of fixed plates and The both ends of each cell are worn in the through hole of a corresponding fixed plate respectively；A pair of cylinder manifolds are respectively positioned at a pair of fixations In the second end face of plate；The cylinder manifold includes substrate, and some and through hole of the fixed plate is offered on the substrate one by one Corresponding perforate；The cylinder manifold also includes being arranged on the weld tabs being connected in the perforate and with the edge of the perforate；It is described The proportion of the area of weld tabs and the area of the perforate is between 5% to 95%；The both ends of each cell respectively with A corresponding weld tabs is fixed by soldering.
2. the battery modules of soldering are used as claimed in claim 1, it is characterised in that：The fixed plate also includes a pair Described in opposite first side and a pair of opposite second sides, the first side and the equal vertical connection of the second side End face and the second end face；One of first side is provided with some first contiguous blocks, set in another first side There is some and the first contiguous block corresponding matching the first link slot；One of second side is provided with some second connections Block, another second side are provided with some and the second link slot of the second contiguous block corresponding matching.
3. the battery modules of soldering are used as claimed in claim 2, it is characterised in that：One lateral edges of the cylinder manifold Extend to form installation portion to perpendicular to the direction of the substrate, and the installation portion be resisted against the fixed plate one of them On one side, the cylinder manifold is set to pre-fix in the second end face of the fixed plate.
4. the battery modules of soldering are used as claimed in claim 1, it is characterised in that：The second end face of the fixed plate Some fixed blocks are provided with, each fixed block is located between adjacent through hole and the fixed block is extended on adjacent through hole.
5. the battery modules of soldering are used as claimed in claim 1, it is characterised in that：The cylinder manifold is rushed by metallic plate It is pressed into and the substrate and the weld tabs is integrally formed for same material.
6. the battery modules of soldering are used as claimed in claim 5, it is characterised in that：The thickness of the substrate exists 0.15mm is between 5mm, and the thickness of the weld tabs is in 0.05mm between 5mm.
7. the battery modules of soldering are used as claimed in claim 1, it is characterised in that：The fixed plate is by insulating materials It is made.
8. the battery modules of soldering are used as claimed in claim 1, it is characterised in that：The tin material is tin cream.
9. the battery modules of soldering are used as claimed in claim 1, it is characterised in that：The substrate and the weld tabs by Different metal materials are made, and the weld tabs is welded on the substrate by welding manner.
CN201720964949.2U 2016-08-02 2017-08-01 Using the battery modules of soldering Expired - Fee Related CN207021332U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2016106241532 2016-08-02
CN201610624153.2A CN106001821A (en) 2016-08-02 2016-08-02 Battery PACK soldering welding process

Publications (1)

Publication Number Publication Date
CN207021332U true CN207021332U (en) 2018-02-16

Family

ID=57133816

Family Applications (6)

Application Number Title Priority Date Filing Date
CN201610624153.2A Pending CN106001821A (en) 2016-08-02 2016-08-02 Battery PACK soldering welding process
CN201720964949.2U Expired - Fee Related CN207021332U (en) 2016-08-02 2017-08-01 Using the battery modules of soldering
CN201710648944.3A Pending CN107262866A (en) 2016-08-02 2017-08-01 The welder of battery modules
CN201710648460.9A Pending CN107464909A (en) 2016-08-02 2017-08-01 The welding method of battery modules
CN201710648928.4A Pending CN107363355A (en) 2016-08-02 2017-08-01 The welding method of battery modules
CN201720953107.7U Expired - Fee Related CN206961919U (en) 2016-08-02 2017-08-01 Using the battery modules of soldering

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201610624153.2A Pending CN106001821A (en) 2016-08-02 2016-08-02 Battery PACK soldering welding process

Family Applications After (4)

Application Number Title Priority Date Filing Date
CN201710648944.3A Pending CN107262866A (en) 2016-08-02 2017-08-01 The welder of battery modules
CN201710648460.9A Pending CN107464909A (en) 2016-08-02 2017-08-01 The welding method of battery modules
CN201710648928.4A Pending CN107363355A (en) 2016-08-02 2017-08-01 The welding method of battery modules
CN201720953107.7U Expired - Fee Related CN206961919U (en) 2016-08-02 2017-08-01 Using the battery modules of soldering

Country Status (1)

Country Link
CN (6) CN106001821A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI758907B (en) * 2020-10-16 2022-03-21 財團法人工業技術研究院 Carrying fixture

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106001821A (en) * 2016-08-02 2016-10-12 夏先坤 Battery PACK soldering welding process
CN107598372A (en) * 2017-09-18 2018-01-19 武汉力唯新能源科技有限公司 Cylindrical lithium battery lug draws method for laser welding
CN108326408A (en) * 2018-04-19 2018-07-27 上海精虹新能源科技有限公司 4 Resistance Welding connection devices of dual power supply of compatible multiple power battery modules
CN108422147A (en) * 2018-05-29 2018-08-21 北斗航天汽车（北京）有限公司 A kind of cylinder battery welding clamp
CN108714747A (en) * 2018-08-01 2018-10-30 江苏逸飞激光设备有限公司 A kind of sealing nail welding detecting system
CN109037582A (en) * 2018-08-01 2018-12-18 武汉逸飞激光设备有限公司 Method of completing the square is bound in a kind of sealing
CN109014472B (en) * 2018-09-20 2024-01-19 深圳市金洲精工科技股份有限公司 Welding device and welding gap control method
CN111063855A (en) * 2018-10-17 2020-04-24 欣旺达电动汽车电池有限公司 Unilateral welding method for cylindrical battery cell
CN109128610B (en) * 2018-10-29 2024-06-11 江苏逸飞激光设备有限公司 Welding mechanism
CN109623236B (en) * 2018-11-26 2020-10-02 浙江捷众科技股份有限公司 Be used for auto-parts welded high-efficient processing equipment
CN109277660A (en) * 2018-11-29 2019-01-29 深圳市大强大电子技术有限公司 A kind of electric capacity module tin immersion furnace assembly mold and its Batch assemblage welding method
CN110165132A (en) * 2019-05-20 2019-08-23 苏州安靠电源有限公司 Compound confluence piece for battery modules
CN110480113B (en) * 2019-08-05 2021-05-04 浙江耐迩合金科技有限公司 Silver contact automatic weld machine
CN111416094B (en) * 2019-09-20 2023-06-02 杭州智容科技有限公司 Lithium ion battery module
CN112803123A (en) * 2019-10-29 2021-05-14 广东利元亨智能装备股份有限公司 Automatic production line for battery module welding section
CN111755755A (en) * 2020-07-07 2020-10-09 重庆力剑新能源科技有限公司 Lithium ion battery pack mounting apparatus and method of use thereof
CN112010022B (en) * 2020-08-14 2022-04-22 天能电池集团股份有限公司 Automatic feeding device of storage battery pole lug cast welding machine
CN113070544A (en) * 2021-05-12 2021-07-06 杭州瞩日能源科技有限公司 Welding pin structure and welding method
CN113210847B (en) * 2021-05-20 2023-02-10 浙江创新激光设备有限公司 Battery case welding set
CN113441809B (en) * 2021-09-01 2021-11-26 深圳市泰科盛自动化系统有限公司 CCD counterpoint pulse hot pressure welding system
CN114083124B (en) * 2021-12-13 2024-05-03 合肥澎湃能源技术有限公司 Quick welding set of lithium cell
CN114211074A (en) * 2021-12-15 2022-03-22 盐城维信电子有限公司 Laser welding method for vehicle-mounted flexible board and nickel sheet
CN114799652B (en) * 2022-06-24 2024-02-02 四川泽丰锂能新能源科技有限公司 Lithium battery series-parallel connection welding processing apparatus for producing
CN116237606B (en) * 2023-05-10 2023-07-25 四川泽丰锂能新能源科技有限公司 Homopolar connection welding device and homopolar connection welding method for battery pack of electric car

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3821009B2 (en) * 2002-02-18 2006-09-13 新神戸電機株式会社 Assembled battery
CN101034739B (en) * 2006-10-26 2010-10-27 首天恩管理有限公司 Conduction connector for the accumulator and accumulator
JP4923314B1 (en) * 2010-09-17 2012-04-25 パナソニック株式会社 Battery block and battery module
CN102554437B (en) * 2012-01-31 2014-06-04 福州星云自动化技术有限公司 Gantry-type automatic spot welding system for battery pack
CN204277204U (en) * 2014-10-29 2015-04-22 沈鉴颖 Batteries of electric automobile bag Resistance Welding welding fixture
CN204966571U (en) * 2015-09-02 2016-01-13 广州橙行智动汽车科技有限公司 Battery connection piece structure and battery module
CN205166155U (en) * 2015-10-15 2016-04-20 惠州金源精密自动化设备有限公司 Compound spot welder that removes
CN205039192U (en) * 2015-10-19 2016-02-17 扬州峰威新能源科技有限公司 Novel battery module
CN205141042U (en) * 2015-11-04 2016-04-06 北京闪信鼎中技术有限公司 Battery module power consumption core support and battery module
CN205200849U (en) * 2015-11-20 2016-05-04 郑州比克新能源汽车有限公司 Power battery module welding set
CN205141063U (en) * 2015-11-24 2016-04-06 北京闪信鼎中技术有限公司 Battery module
CN205319222U (en) * 2015-12-28 2016-06-15 广州橙行智动汽车科技有限公司 Battery module with fusing protection function
CN106001821A (en) * 2016-08-02 2016-10-12 夏先坤 Battery PACK soldering welding process
CN106784563B (en) * 2016-12-24 2023-07-07 东莞市卓安精机自动化设备有限公司 Lithium battery module busbar connection structure
CN106684303A (en) * 2017-01-17 2017-05-17 华霆（合肥）动力技术有限公司 Battery module and power supply apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI758907B (en) * 2020-10-16 2022-03-21 財團法人工業技術研究院 Carrying fixture

Also Published As

Publication number Publication date
CN107464909A (en) 2017-12-12
CN106001821A (en) 2016-10-12
CN107262866A (en) 2017-10-20
CN107363355A (en) 2017-11-21
CN206961919U (en) 2018-02-02

Similar Documents

Publication Publication Date Title
CN207021332U (en) Using the battery modules of soldering
US7037621B2 (en) Cell, cell production method, welded article production method and pedestal
CN1697092B (en) Surface mountable polymeric PTC device with integral weld plate
CN101218697B (en) Connecting device between batteries
US20160228974A1 (en) Electric resistance welding method and use thereof, and electrode welding head used
CN101234453A (en) Projection weld and method for creating the same
CN202268424U (en) Battery pack
CN106207069A (en) A kind of a kind of method that battery and polymer soft electric core are connected in parallel
CN207386806U (en) A kind of Laser Welding connection structure of battery pole ear
US20110303459A1 (en) Battery connecting tabs
JP5034137B2 (en) WELDING MANUFACTURING METHOD, pedestal, and battery manufacturing method
KR101124964B1 (en) Method for connecting between cathod lead or anode lead of secondary battery and external element
CN215418210U (en) LED lamp panel and LED display screen
CN102658410A (en) Printed circuit board (PCB) and via hole element soldering method and PCB soldered by the method
CN210016718U (en) FPC welding jig
CN212329937U (en) Hot-pressing welding pressure head and hot-pressing welding device
CN211557661U (en) Solder mask net of PCB and PCB
CN208147121U (en) A kind of resistance spot welding structure of steel and aluminium alloy
CN207398251U (en) A kind of electrode tab connection structure of soft package lithium battery
CN112589270A (en) Laser welding jig of small-size soft packet of lithium cell
CN206497936U (en) The sheet metal connected for battery core
CN203057706U (en) Solder paste coating device for metal substrate
CN211276864U (en) Constant temperature hot-pressing welding head
CN204441494U (en) A kind of battery pack composite joint sheet
CN204747785U (en) Battery package busbar laser beam welding multiple spot welding jig nitrogen gas hypoplastron

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180216