CN205921026U - Battery module - Google Patents
Battery module Download PDFInfo
- Publication number
- CN205921026U CN205921026U CN201620862225.2U CN201620862225U CN205921026U CN 205921026 U CN205921026 U CN 205921026U CN 201620862225 U CN201620862225 U CN 201620862225U CN 205921026 U CN205921026 U CN 205921026U
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- CN
- China
- Prior art keywords
- layer
- confluxes
- negative pole
- connecting portion
- positive
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model provides a battery module, the base and the circuit board that converges that includes a plurality of battery cell, corresponds with monomer pond quantity, negative pole end that every battery cell includes the positive terminal, carried on the back with the positive terminal mutually and being located shell between positive terminal and the negative pole end, the positive terminal is provided with the card portion of holding, be provided with electric connection spare in the base, the circuit board that converges is including the anodal negative pole of level on the positive pole converges the layer that the converge layer of converging, and the positive pole converges and is provided with a plurality of cards on the layer and holds the connecting piece, and the negative pole converges and sets up and block the via hole of holding the connecting piece one -to -one on the layer, the base set up in the negative pole converges on the layer, and every battery cell overlaps and holds the position and downthehole and held the connecting piece card by the card that corresponds and hold in the mistake that corresponds in corresponding the outer and card of a base, and the positive terminal is through the card portion of holding and block and hold connecting piece electric connection to the positive pole layer of converging, the shell is connected with the interior electric connection spare that corresponds of base, electric connection spare further is connected to the negative pole layer of converging.
Description
[technical field]
This utility model is related to electric vehicle engineering field, more particularly, to a kind of battery modules.
[background technology]
Under the pressure of energy crisis and problem of environmental pollution, safe and environment-friendly, energy-conservation has become the master of current development of automobile
Topic, electric motor car is helped because of the free of contamination advantage of its energy-saving and environmental protection, the great attention by traffic, energy sector, in recent years, newly
Energy automobile industry has welcome explosive growth.Existing battery core conflux mainly with bolts and welding battery core is fixed
In copper coin, by the connection in series-parallel between the circuit realiration battery of substantial amounts of wire harness and complexity.Such mode of confluxing, circuit is tied
Structure is complicated, wire harness is excessive, poor reliability, installation complexity, and maintenance inconvenience, copper nut, bolt and wire harness are excessive, are unfavorable for whole
Car lightweight.
[utility model content]
The purpose of this utility model provides a kind of " no wire harness " to change, installation is simple, easy to maintenance, longtime running is difficult to take off
Fall, reliability height takes into account the battery modules of light weight effect simultaneously.
To achieve these goals, this utility model provides a kind of battery modules, including multiple cells and monomer pond
The corresponding pedestal of quantity and the circuit board that confluxes；Each cell include the positive terminal negative pole end opposite with positive terminal and
Shell between described positive terminal and negative pole end, described positive terminal is provided with holding section；It is provided with described pedestal electrically
Connector；The described circuit board that confluxes includes the positive pole negative pole that layer confluxes on layer positioned at positive pole that confluxes and confluxes layer, and positive pole confluxes on layer
It is provided with multiple clamping connectors, negative pole confluxes and opens up the one-to-one via with clamping connector on layer；Described pedestal setting
Conflux on layer in described negative pole, each cell is placed on outside a corresponding pedestal and fastening part crosses in the hole quilt in corresponding
Corresponding clamping connector clamping, positive terminal is electrically connected to positive pole through holding section and clamping connector and confluxes layer；Described shell
Electric connection part corresponding with pedestal connects；Described electric connection part is further attached to described negative pole and confluxes layer.
In a preferred embodiment, the head that described holding section includes connecting portion and is located at connecting portion one end；Described
Connecting portion is cylindric and one end connects to described positive terminal, and described head includes the end of a circle away from described positive terminal
Face, described circular end face is coaxial with described connecting portion and with diameter greater than described connecting portion；Described clamping connector include around and
It is resisted against the fixing arm outside described holding section.
In a preferred embodiment, described head is also included positioned at first between described connecting portion and described end face
Spigot surface and the second spigot surface；Described first spigot surface is frustum and side and described end surfaces, opposite side and described the
Two spigot surfaces adjoin, and the diameter of described first spigot surface is gradually increased from described end face to described connecting portion；Described second guiding
Face is frustum and side is adjoined with described first spigot surface, and opposite side is adjoined with described connecting portion, described second spigot surface
Diameter is gradually increased from described connecting portion to described end face.
In a preferred embodiment, described fixing arm includes stretch section, bending segment and contact-segment；Described stretch section
One end is electrically connected to described positive pole and confluxes layer, described bending segment from described stretch section away from positive pole conflux layer one end to clamping
Portion extends, and described bending segment becomes angle with described stretch section；Described contact-segment is from described bending segment away from described stretch section
One end extends to described stretch section；And described bending segment becomes angle with described contact-segment, described bending segment is with described contact-segment even
Connect place's shape against point, described be connected on described second spigot surface and described connecting portion against point.
In a preferred embodiment, described positive pole confluxes and is provided with positive contact point on layer, and the one of described stretch section
End is soldered to positive contact point.
In a preferred embodiment, each pedestal offers a through hole, and pedestal one end extends to through hole center and formed
Flange；The described part that is electrically connected with includes the main part of arc and extends, from body side, the multiple contact feets being formed；Described electrical
Connect and be contained in through hole, main part is resisted against on described flange, and contact feet is contacted with described shell.
In a preferred embodiment, described shell pressure is provided with the groove of annular, and the plurality of contact feet is in circular arc
Uniform intervals arrange, and each contact feet is strip and middle part to the prominent location division forming arc of the central shaft of main part；Institute
State position point in described annular groove.
In a preferred embodiment, described negative pole confluxes and is provided with cathode contact point on layer, described contact feet away from
One end of described main part is electrically connected to described cathode contact point further.
In a preferred embodiment, described pedestal is six Pedicellus et Pericarpium Trapae columns, and the interior lateral margin of described flange is circle, described list
Body battery is cylindric, and the shape of the shell of described cell corresponds to the shape of the interior lateral margin of described flange.
In a preferred embodiment, the described circuit board that confluxes also includes confluxing layer and described negative pole positioned at described positive pole
The insulating barrier confluxing between layer；Described negative pole confluxes layer and described insulating barrier opens up described via jointly.
This utility model cell can be assembled with the circuit board that confluxes by pluggable mode or separate, and eliminate existing line
Cable and screw structural, compact conformation, using more convenient safety.
[brief description]
The three-dimensional combination diagram of the battery modules that Fig. 1 provides for this utility model preferred implementation.
The perspective exploded view of the subelement of the battery modules that Fig. 2 provides for this utility model preferred implementation.
The axonometric chart of the cell of the battery modules that Fig. 3 provides for this utility model preferred implementation.
Fig. 4 is the partial sectional view during battery modules combination shown in Fig. 1.
[specific 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 specific embodiment, are further elaborated to this utility model.It should be appreciated that described in this specification
Specific embodiment is used for the purpose of explaining this utility model, is not intended to limit this utility model.
As shown in Fig. 1, Fig. 3 and Fig. 4, a kind of battery modules 100 that this utility model provides, including multiple cells
10 pedestals 20 corresponding with monomer pond quantity and the circuit board 30 that confluxes；Each cell 10 includes positive terminal 101 and just
Extreme 101 opposite negative pole ends 102 and be located at shell 103 between described positive terminal 101 and negative pole end 102, described positive pole
End 101 is provided with holding section 104；It is provided with electric connection part 40 in described pedestal 20；The described circuit board 30 that confluxes includes positive pole
The negative pole that the layer 31 that confluxes confluxes on layer 31 positioned at positive pole confluxes layer 32, and positive pole confluxes and is provided with multiple clamping connectors on layer 31
311, negative pole confluxes and opens up the one-to-one via 321 with clamping connector 311 on layer 32；Described pedestal 20 is arranged at described negative
Pole is confluxed on layer 32, and each cell 10 is placed on outside a corresponding pedestal 20 and holding section 104 is located in corresponding via 321
And by corresponding clamping connector 311 clamping, positive terminal 101 is electrically connected to positive pole through holding section 104 and clamping connector 311
Conflux layer 31；Described shell 103 be electrically connected with part 40 corresponding with pedestal 20 connects；The described electric connection further electricity of part 40
Connect and conflux layer 32 to described negative pole.
Specifically, see also Fig. 2, in present embodiment, described cell 10 be cylinder type lithium battery, described just
Extreme 101 as cell positive pole, described negative pole end 102 and described shell 103 can be structure as a whole and all as single
The negative pole of body battery.Described holding section 104 is made up and is included connecting portion 1041 and is located at connecting portion 1041 of conductive metallic material
The head 1042 of one end.Described connecting portion 1041 is that cylindric and one end is connected to described positive terminal 101 by modes such as welding,
Because positive terminal is made up and is soldered in holding section 1041 of conductive metallic material, therefore described holding section 104 is i.e. as monomer electricity
The positive pole in pond 10.Described head 1042 includes the end face 1043 of a circle away from described positive terminal 101, described circular end face
1043 is coaxial with described connecting portion 1041 and with diameter greater than described connecting portion 1041.
Described head 1042 is also included positioned at the first spigot surface between described connecting portion 1041 and described end face 1043
1044 and second spigot surface 1045；Described first spigot surface 1044 is frustum and side is adjoined with described end face 1043, another
Side is adjoined with described second spigot surface 1045, and the diameter of described first spigot surface 1044 is from described end face 1043 to described connecting portion
1041 are gradually increased；Described second spigot surface 1045 is frustum and side is adjoined with described first spigot surface 1044, opposite side
Adjoin with described connecting portion 1041, the diameter of described second spigot surface 1045 from described connecting portion 1041 to described end face 1043 by
Cumulative big.Described shell 103 also presses the groove 105 being provided with annular in the position near positive terminal 101.
Described pedestal 20 is made up through moulding process of plastics, and each pedestal 20 offers a through hole 201, present embodiment
In, described pedestal 20 is six Pedicellus et Pericarpium Trapae columns of hollow, and described through hole 201 is corresponding to be also six Pedicellus et Pericarpium Trapae columns.One end of described pedestal 20
Extend to the center of through hole 201 and form flange 202.The interior lateral margin of described flange 202 is circle, the shell of described cell 10
103 shape corresponds to the shape of the interior lateral margin of described flange 202.
The described circuit board 30 that confluxes can be an entire plate.Described clamping connector 311 is in matrix distribution in described positive pole
Conflux on layer 31 and electrically connect with the positive pole layer 31 that confluxes.The described positive pole layer 31 that confluxes can be made up of metal materials such as copper or aluminum.
The conflux upper and lower surface of layer 31 of described positive pole can coat insulant.Described clamping connector 311 includes around and is resisted against
Fixing arm 312 outside described holding section 104.Described fixing arm 312 further includes stretch section 3121, bending segment 3122 and connects
Tactile section 3123.The described positive pole that is electrically connected to of described stretch section 3121 one end confluxes layer 31.Described bending segment 3122 is from described
Stretch section 3121 extends to holding section 104 away from conflux one end of layer 31 of positive pole, and described bending segment 3122 and described stretch section
3121 one-tenth angles.Described contact-segment 3123 from described bending segment 3122 away from described stretch section 3121 one end to described stretch section
3121 extensions, and described bending segment 3122 becomes angle with described contact-segment 3123.Described bending segment 3122 and described contact-segment
3123 junction shapes, against point 3124, described 3124 are connected to described second spigot surface 1045 and described connecting portion 1041 against point
On.In other embodiments, described 3124 can also be only against on described second spigot surface 1045 or described against point
On connecting portion 1041.Described fixing arm 312 is have a generally triangular shape.
Further, described positive pole confluxes and is provided with positive contact point 313 corresponding with clamping connector 311 on layer 31,
One end of described stretch section 3121 is soldered to positive contact point 313, and implementation above fixing arm 312 and described positive pole conflux layer 31
Electrical connection.
It is understood that in other embodiments, described clamping connector 311 is not limited to the structure of fixing arm 311
Form, for example, can also be the card holding structure of rail structure.
The described negative pole layer 32 that confluxes can be an entire plate.Described via 321 is in that matrix distribution is confluxed layer in described negative pole
On 32.The described negative pole layer 32 that confluxes can be made up of metal materials such as copper or aluminum.Described negative pole confluxes the upper and lower surface of layer 32 can
To coat insulant.Described negative pole confluxes the cathode contact point 322 being provided with layer around described via 321.Described card
Connecting connector 311 is corresponded with described via 321, and each snap fit fasteners 311 is located in a corresponding via 321.
Further, the described circuit board 30 that confluxes also includes confluxing layer 31 positioned at described positive pole and described negative pole confluxes layer 32
Between insulating barrier 33；Described negative pole confluxes layer 32 and described insulating barrier 33 opens up described via 321 jointly.
The described part 40 that is electrically connected with includes the main part 401 of arc and multiple the connecing of main body 401 side extension formation
Haptic element 402.Main part 401 diameter of described arc corresponds to the inscribe diameter of a circle of the through hole 201 of described pedestal 201.This reality
Apply in mode, the plurality of contact feet 402 is in that circular arc uniform intervals arrange, each contact feet 402 be strip and middle part to
The central shaft of main part 401 projects the location division 403 forming arc.
During assembling, each is electrically connected with part 40 and loads in through hole 201 from one end of a corresponding pedestal 20 no flange 202
Interior, wherein main part 401 is resisted against on described flange 202, then by modes such as viscose glues, pedestal 20 is arranged at negative pole and confluxes
On layer 32, each pedestal 20 is corresponding with a via 321, and described contact feet 402 is electrical away from one end of described main part 401
Connect to described cathode contact point 322.Then the positive terminal 101 of a corresponding cell 10 is loaded from flange 202 side
In a corresponding pedestal 20, wherein, holding section 104 is located in corresponding via 321 and by corresponding clamping connector 311 institute
Clamping；Contact feet 402 is contacted with described shell 103, wherein said location division 403 be located in the groove 105 of described annular and with
Shell 103 contacts.In other embodiments, described main part 401 is also contacted with described shell 103.
During use, all cells carry out connection in series-parallel by the circuit board that confluxes and form high-voltage battery group for dynamical system
System power supply, the electric connection part in pedestal and the electric current plate that confluxes only are held connector and are formed connected structure；Cell can pass through
Pluggable mode is assembled with the circuit board that confluxes or separates, and eliminates existing cable and screw structural, compact conformation, using more convenient
Safety.
This utility model is not restricted to described in description and embodiment, therefore for the personnel of familiar field
For be easily achieved additional advantage and modification, therefore in the general concept being limited without departing substantially from claim and equivalency range
Spirit and scope in the case of, this utility model be not limited to specific details, representational equipment and shown here as with retouch
The examples shown stated.
Claims (10)
1. a kind of battery modules it is characterised in that: include multiple cells pedestal corresponding with monomer pond quantity and confluxing
Circuit board；Each cell includes the positive terminal negative pole end opposite with positive terminal and is located at described positive terminal and negative pole end
Between shell, described positive terminal is provided with holding section；It is provided with electric connection part in described pedestal；The described circuit board bag that confluxes
Include the positive pole negative pole that layer confluxes on layer that confluxes positioned at positive pole to conflux layer, positive pole confluxes and is provided with multiple clamping connectors on layer, bears
Conflux and open up the one-to-one via with clamping connector on layer in pole；Described pedestal is arranged at described negative pole and confluxes on layer, each
Cell is placed on that a corresponding pedestal is outer and fastening part crosses in the hole and by corresponding clamping connector clamping in corresponding, just
Extreme it is electrically connected to positive pole through holding section and clamping connector and confluxes layer；Described shell electric connection part corresponding with pedestal
Connect；Described electric connection part is further attached to described negative pole and confluxes layer.
2. battery modules as claimed in claim 1 it is characterised in that: described holding section include connecting portion and be located at connecting portion one
The head at end；Described connecting portion is cylindric and one end connects to described positive terminal, and described head includes one away from described positive pole
The end face of the circle at end, described circular end face is coaxial with described connecting portion and with diameter greater than described connecting portion；Described clamping connects
Part includes around and is resisted against the fixing arm outside described holding section.
3. battery modules as claimed in claim 2 it is characterised in that: described head is also included positioned at described connecting portion and described
The first spigot surface between end face and the second spigot surface；Described first spigot surface is frustum and side and described end surfaces,
Opposite side is adjoined with described second spigot surface, and the diameter of described first spigot surface is gradually increased from described end face to described connecting portion
Greatly；Described second spigot surface is frustum and side is adjoined with described first spigot surface, and opposite side is adjoined with described connecting portion, institute
The diameter stating the second spigot surface is gradually increased from described connecting portion to described end face.
4. battery modules as claimed in claim 3 it is characterised in that: described fixing arm includes stretch section, bending segment and connects
Tactile section；Described stretch section one end is electrically connected to described positive pole and confluxes layer, and described bending segment converges from described stretch section away from positive pole
One end of fluid layer extends to holding section, and described bending segment becomes angle with described stretch section；Described contact-segment is from described bending segment
One end away from described stretch section extends to described stretch section；And described bending segment becomes angle with described contact-segment, described bending
Section and described contact-segment junction shape, against point, described are connected on described second spigot surface and described connecting portion against point.
5. battery modules as claimed in claim 4 it is characterised in that: described positive pole confluxes and is provided with positive contact point on layer,
One end of described stretch section is soldered to positive contact point.
6. battery modules as claimed in claim 1 it is characterised in that: each pedestal offers a through hole, and pedestal one end is to logical
Hole center extends and forms flange；Described electric connection part includes main part and multiple the connecing from the extension formation of body side of arc
Haptic element；Described electric connection is contained in through hole, and main part is resisted against on described flange, and contact feet is contacted with described shell.
7. battery modules as claimed in claim 6 it is characterised in that: described shell pressure be provided with annular groove, the plurality of
Contact feet is in that circular arc uniform intervals arrange, and for strip and middle part forms arc to the central shaft of main part is prominent to each contact feet
The location division of shape；Described position point is in described annular groove.
8. battery modules as claimed in claim 7 it is characterised in that: described negative pole confluxes and is provided with cathode contact point on layer,
Described contact feet is electrically connected to described cathode contact point further away from one end of described main part.
9. battery modules as claimed in claim 6 it is characterised in that: described pedestal be six Pedicellus et Pericarpium Trapae columns, the inner side of described flange
Edge is circle, and described cell is cylindric, and the shape of the shell of described cell corresponds to the interior lateral margin of described flange
Shape.
10. battery modules as claimed in claim 1 it is characterised in that: the described circuit board that confluxes also is included positioned at described positive pole
Conflux layer and described negative pole confluxes the insulating barrier between layer；Described negative pole confluxes layer and described insulating barrier opens up described mistake jointly
Hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620862225.2U CN205921026U (en) | 2016-08-10 | 2016-08-10 | Battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620862225.2U CN205921026U (en) | 2016-08-10 | 2016-08-10 | Battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205921026U true CN205921026U (en) | 2017-02-01 |
Family
ID=57871237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620862225.2U Active CN205921026U (en) | 2016-08-10 | 2016-08-10 | Battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205921026U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106898716A (en) * | 2017-03-31 | 2017-06-27 | 深圳市沃特玛电池有限公司 | Battery modules |
| CN107732126A (en) * | 2016-08-10 | 2018-02-23 | 深圳市沃特玛电池有限公司 | Battery modules |
| CN107994197A (en) * | 2017-11-24 | 2018-05-04 | 晶丰电子封装材料（武汉）有限公司 | A kind of connection structure and the connection method of pillar rechargeable battery and pedestal |
| CN110313081A (en) * | 2017-02-23 | 2019-10-08 | 松下知识产权经营株式会社 | Battery module |
-
2016
- 2016-08-10 CN CN201620862225.2U patent/CN205921026U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107732126A (en) * | 2016-08-10 | 2018-02-23 | 深圳市沃特玛电池有限公司 | Battery modules |
| CN110313081A (en) * | 2017-02-23 | 2019-10-08 | 松下知识产权经营株式会社 | Battery module |
| US20210143504A1 (en) * | 2017-02-23 | 2021-05-13 | Panasonic Intellectual Property Management Co., Ltd. | Battery module |
| CN106898716A (en) * | 2017-03-31 | 2017-06-27 | 深圳市沃特玛电池有限公司 | Battery modules |
| CN107994197A (en) * | 2017-11-24 | 2018-05-04 | 晶丰电子封装材料（武汉）有限公司 | A kind of connection structure and the connection method of pillar rechargeable battery and pedestal |
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Effective date of registration: 20180428 Granted publication date: 20170201 |
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Date of cancellation: 20210428 Granted publication date: 20170201 |
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Effective date of registration: 20210428 Granted publication date: 20170201 |