CN209434234U - A kind of 18650 battery core batteries in parallel connection mould groups - Google Patents
A kind of 18650 battery core batteries in parallel connection mould groups Download PDFInfo
- Publication number
- CN209434234U CN209434234U CN201820976033.3U CN201820976033U CN209434234U CN 209434234 U CN209434234 U CN 209434234U CN 201820976033 U CN201820976033 U CN 201820976033U CN 209434234 U CN209434234 U CN 209434234U
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- China
- Prior art keywords
- battery core
- parallel connection
- positioning column
- module casing
- inserting groove
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- Expired - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 23
- 210000002421 cell wall Anatomy 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 239000000178 monomer Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- -1 phenolic aldehyde Chemical class 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 239000004721 Polyphenylene oxide Substances 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 229920001568 phenolic resin Polymers 0.000 description 4
- 229920006380 polyphenylene oxide Polymers 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 3
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 3
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000570 Cupronickel Inorganic materials 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Classifications
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to battery core batteries in parallel connection mould technical group fields, more particularly to a kind of 18650 battery core batteries in parallel connection mould groups；Including module casing and multiple 18650 single battery cores, cylinder manifold in parallel is mounted on the outer wall of the module casing two sides, it is laid with multiple inserting grooves on the two sides inner wall of the module casing and electrode installs through-hole, each electrode installs through-hole and each inserting groove location corresponds；It is equipped on the cell wall of each inserting groove along the heat dissipation gap of inserting groove length direction perforation.18650 battery core batteries in parallel connection mould group disclosed in the utility model, by the way that multiple inserting grooves are arranged in module casing, 18650 single battery cores are fixed in the module casing in a manner of inserting clamping, it can satisfy high-strength structure required for batteries in parallel connection mould group, and structure is simple, manufacturing cost is lower；Simultaneously by setting heat dissipation gap, heat dissipation area is increased, thermal diffusivity is met, improves the use reliability of battery modules.
Description
Technical field
The utility model relates to battery core batteries in parallel connection mould technical group fields, more particularly to a kind of 18650 battery core batteries in parallel connection
Mould group.
Background technique
Today's society, with the continuous improvement of people's living standards, the demand to automobile is more and more, meanwhile, the energy is asked
Topic is constantly deepened, and oil product is gradually in short supply, and also constantly deepens to the pollution of environment.How effective one kind is manufactured
The new-energy automobile for substituting orthodox car becomes the developing goal of current all Automobile Enterprises.Moreover, country is to new-energy automobile
Industry is vigorously supported, also exactly for this purpose.New-energy automobile is divided into pure electric automobile and hybrid power again
Automobile, however, be it is any, all be unable to do without power battery and for it provide power.And the power battery as the energy, due to it
The characteristic of itself needs to increase by way of serial or parallel connection in use the energy and voltage of battery pack, how will
Battery core meets its string by structure design and demand becomes the general orientation researched and developed for new-energy automobile.
Upper level assembly of the mould group as single battery core is the intermediate structure for connecting single battery core and battery pack, design
The performance that quality significantly affects battery pack plays.Single battery core capacity in lithium ion battery module group type lithium ion battery is big, institute
Structure larger with weight, that composition mould group needs to have higher-strength.Also due to 18650 single battery core capacity are big, it is easy to make
At specific surface area deficiency, better radiating condition is needed.Simultaneously in order to meet energy density demand, groups of fixed structure is lighter
Better.However 18650 current lithium ion battery mould groups are unable to satisfy above-mentioned requirements.
Therefore, to solve the above-mentioned problems, it is badly in need of inventing a kind of 18650 new battery core batteries in parallel connection mould groups.
Summary of the invention
The purpose of this utility model is that: a kind of 18650 battery core batteries in parallel connection mould groups are provided, it is in parallel to solve 18650 battery cores
While structure, it can satisfy mould group and need with higher-strength and good thermal diffusivity.
The utility model provides following proposal:
A kind of 18650 battery core batteries in parallel connection mould groups, including module casing and multiple 18650 single battery cores, each described 18650
Single battery core is installed in the module casing, be mounted on the outer wall of the module casing two sides for will it is each described in
18650 single battery cores carry out cylinder manifold in parallel, are laid on the two sides inner wall of the module casing multiple for corresponding inserting
The inserting groove of each 18650 single battery core, be additionally provided on the two sidewalls of the module casing for will 18650 monomer it is electric
The electrode that the electrode of core is pierced by installs through-hole, and each electrode installs through-hole and each inserting groove location corresponds, each institute
The electrode for stating multiple confluence pieces and each 18650 single battery core both ends on cylinder manifold connects one to one respectively；It is each described
It is equipped on the cell wall of inserting groove along the heat dissipation gap of inserting groove length direction perforation.
Preferably, multiple thermal vias, the central axis of each thermal vias are additionally provided on the module casing two sidewalls
The centerline axis parallel of line and each inserting groove is arranged, and each thermal vias is in set uniformly at intervals with each inserting groove
It sets.
Preferably, the cell wall of the inserting groove includes multiple radiating blocks, is arranged between the heat dissipation between each radiating block
Gap, and each radiating block side opposite with 18650 single battery core is arranged in cambered surface, the thermal vias is arranged four
On the central axis of the public radiating block between a inserting groove.
Preferably, the module casing includes two completely identical in structure half shells, and each half-shell body position is corresponding
Setting is fastened, and passes through locking connector locking；The inserting groove is equipped on the inner sidewall of each half shell, and each described
The notch position of inserting groove is arranged in a one-to-one correspondence.
Preferably, multiple positioning for fasten for the half shell positioning are additionally provided on the inner sidewall of the half shell
Column is laid with multiple positioning column reinforcing ribs on the circumferencial direction of each positioning column, and each positioning column reinforcing rib is in length
On direction with the centerline axis parallel of the positioning column.
Preferably, the quantity of the positioning column is even number, and each positioning column is relative to the half shell in short transverse
On center line be symmetrical set, and in symmetrically arranged a pair positioning column, the top of one of them positioning column is set
There is inserting notch, the top of another positioning column is equipped with insertion head, for when two half shells are fastened
Inserting positioning.
Preferably, the half shell includes sequentially connected left plate, epipleural, right side plate and lower side panel, the left side
Plate, the epipleural, the right side plate and the lower side panel edge on be equipped with for detaining two half shells
The fastening structure of conjunction.
Preferably, the fastening structure on the left plate is clamp, and the fastening structure on the right side plate is
Card slot, the fastening structure on the epipleural are to fasten plate, and the fastening structure on the lower side panel is to fasten to insert
Slot.
Preferably, the half shell is in integrated injection molding.
Preferably, the half shell is made of phenoplasts.
The utility model generate the utility model has the advantages that
1,18650 battery core batteries in parallel connection mould group disclosed in the utility model, each 18650 single battery core are installed in
In the module casing, it is mounted on the outer wall of the module casing two sides for carrying out simultaneously each 18650 single battery core
The cylinder manifold of connection is laid on the two sides inner wall of the module casing and multiple inserts each 18650 single battery core for corresponding
Inserting groove, the electrode for the electrode of 18650 single battery core to be pierced by is additionally provided on the two sidewalls of the module casing
Through-hole is installed, each electrode installs through-hole and each inserting groove location corresponds, multiple remittances on each cylinder manifold
Flow and the electrode at each 18650 single battery core both ends connect one to one respectively；It is all provided on the cell wall of each inserting groove
Have along the heat dissipation gap of inserting groove length direction perforation；It is multiple described for inserting by being arranged in module casing
18650 single battery cores are fixed in the module casing, energy by the inserting groove of 18650 single battery cores in a manner of inserting clamping
Enough meet high-strength structure required for batteries in parallel connection mould group composed by 18650 big single battery cores of capacity, and structure it is simple,
Manufacturing cost is lower；Meanwhile it being equipped on the cell wall of each inserting groove between the heat dissipation of inserting groove length direction perforation
Gap increases heat dissipation area, meets heat dissipation required for batteries in parallel connection mould group composed by 18650 big single battery cores of capacity
Property, improve the use reliability of battery modules；
2, multiple thermal vias are additionally provided on the module casing two sidewalls, the central axis of each thermal vias and each
The centerline axis parallel of the inserting groove is arranged, and each thermal vias is in be arranged uniformly at intervals with each inserting groove；Institute
The cell wall for stating inserting groove includes multiple radiating blocks, and the heat dissipation gap, and each radiating block are arranged between each radiating block
The side opposite with 18650 single battery core is arranged in cambered surface, and the thermal vias is arranged between four inserting grooves
The public radiating block central axis on；The thermal diffusivity of mould group is improved, while promoting battery energy density, is convenient for
The heat dissipation on each 18650 battery core surface, improves the service life of battery modules；
3, module casing is made up of two completely identical in structure half shells of setting, each half-shell body position is corresponding
Setting is fastened, and by locking connector locking, further improves the intensity of structure, and high reliablity；
4, multiple positioning columns for fasten for the half shell positioning are additionally provided on the inner sidewall of the half shell, respectively
Multiple positioning column reinforcing ribs are laid on the circumferencial direction of the positioning column, each positioning column reinforcing rib is in the longitudinal direction
With the centerline axis parallel of the positioning column；The quantity of the positioning column is even number, and each positioning column is relative to the half-shell
The center line of body in the height direction is symmetrical set, and in symmetrically arranged a pair positioning column, one of them is described fixed
The top of position column is equipped with inserting notch, and the top of another positioning column is equipped with insertion head, in two half shells
Inserting positioning when being fastened；The half shell includes sequentially connected left plate, epipleural, right side plate and lower side panel, institute
It states and is equipped on the edge of left plate, the epipleural, the right side plate and the lower side panel for by two half shells
The fastening structure fastened；The fastening structure on the left plate is clamp, the fastening knot on the right side plate
Structure is card slot, and the fastening structure on the epipleural is to fasten plate, and the fastening structure on the lower side panel is button
Close slot；The positioning of entire mould group and fastening structure ensure that the quick assembling and integral strength requirement of mould group, further be promoted
The energy of mould group, and structure is simple, it is easy to operate, it is easy to maintain, take into account the economical and reasonability of structure；
5, the half shell is in integrated injection molding, and the half shell is made of phenoplasts, preferably acrylic nitrile-butadiene two
Alkene-styrol copolymer (ABS) or polyphenylene oxide (PPO) are made, and to meet lightweight, and reduce the process costs of production and processing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram (perspective view) of the 18650 battery core batteries in parallel connection mould groups of the utility model；
Fig. 2 is the structural schematic diagram (main view) of the 18650 battery core batteries in parallel connection mould groups of the utility model；
Fig. 3 is the structural schematic diagram (perspective view) of the half shell of the utility model；
Fig. 4 is the structural schematic diagram (main view) of the half shell of the utility model；
Fig. 5 is the structural schematic diagram (dorsal view) of the half shell of the utility model；
Fig. 6 is the structural schematic diagram (left view) of the half shell of the utility model；
Fig. 7 is the structural schematic diagram (right view) of the half shell of the utility model；
Fig. 8 is the structural schematic diagram (bottom view) of the half shell of the utility model；
Fig. 9 is the structural schematic diagram (top view) of the half shell of the utility model；
Figure 10 is the structural schematic diagram (cross-sectional view, band inserting notch arrangement) of the positioning column of the utility model；
Figure 11 is the structural schematic diagram (cross-sectional view, band inserting header structure) of the positioning column of the utility model.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Referring to shown in Fig. 1 to Figure 11, a kind of 18650 battery core batteries in parallel connection mould groups, including module casing 1 and multiple 18650
Single battery core 2, each 18650 single battery core are installed in the module casing, on the outer wall of the module casing two sides
It is equipped with for each 18650 single battery core to be carried out cylinder manifold 3 in parallel, is laid on the two sides inner wall of the module casing
There are multiple inserting grooves 5 for corresponding each 18650 single battery core of inserting, is additionally provided with use on the two sidewalls of the module casing
Through-hole 6 is installed in the electrode for being pierced by the electrode of 18650 single battery core, each electrode installs through-hole and each inserting
Groove location corresponds, and the electrode of multiple confluence pieces 4 and each 18650 single battery core both ends on each cylinder manifold is distinguished
It connects one to one；It is equipped on the cell wall of each inserting groove along the heat dissipation gap 12 of inserting groove length direction perforation.
Multiple thermal vias 8, the central axis of each thermal vias and each inserting are additionally provided on the module casing two sidewalls
The centerline axis parallel of slot is arranged, and each thermal vias is in be arranged uniformly at intervals with each inserting groove.The inserting groove
Cell wall include multiple radiating blocks 11, the heat dissipation gap is set between each radiating block, and each radiating block with it is described
The opposite side of 18650 single battery cores is arranged in cambered surface, and the thermal vias is arranged in public between four inserting grooves
The radiating block central axis on.The module casing includes two completely identical in structure half shells 7, each half-shell
Body position is corresponding to fasten setting, and by locking connector locking, the locking connector is card slot clamp locking connector；Respectively
The inserting groove is equipped on the inner sidewall of the half shell, and the notch position of each inserting groove is arranged in a one-to-one correspondence.Institute
It states and is additionally provided with multiple positioning columns 13 for fasten for the half shell positioning, each positioning column on the inner sidewall of half shell
Circumferencial direction on be laid with multiple positioning column reinforcing ribs 14, each positioning column reinforcing rib in the longitudinal direction with it is described fixed
The centerline axis parallel of position column.
The quantity of positioning column described in the present embodiment is even number, and each positioning column is relative to the half shell in height side
Upward center line is symmetrical set, and in symmetrically arranged a pair positioning column, the top of one of them positioning column
Equipped with inserting notch 15, the top of another positioning column is equipped with insertion head 16, for being detained in two half shells
Inserting positioning when conjunction；The central axis of the positioning column is equipped with auxiliary heat dissipation through-hole 9, for by the heat in module casing
Export, the auxiliary heat dissipation through-hole are connected to the inserting notch and the insertion head respectively.The half shell includes successively connecting
Left plate 17, epipleural 18, right side plate 19 and the lower side panel 20 connect, the left plate, the epipleural, the right side plate and institute
State the fastening structure being equipped on the edge of lower side panel for fastening two half shells.Institute on the left plate
Stating fastening structure is clamp 21, and the fastening structure on the right side plate is card slot 22, the fastening on the epipleural
Structure is to fasten plate 23, and the fastening structure on the lower side panel is to fasten slot 24；Use is additionally provided on the epipleural
In the bolt hole 10 of the fixation cylinder manifold, the half shell is in integrated injection molding, and the half shell uses phenoplasts system
At.
18650 battery core batteries in parallel connection mould group described in the present embodiment, each 18650 single battery core are installed in the mould
In group shell, it is mounted on the outer wall of the module casing two sides for each 18650 single battery core to be carried out remittance in parallel
Flowing plate is laid on the two sides inner wall of the module casing multiple for the corresponding insertings for inserting each 18650 single battery core
Slot, be additionally provided on the two sidewalls of the module casing electrode for the electrode of 18650 single battery core to be pierced by install it is logical
Hole, each electrode installs through-hole and each inserting groove location corresponds, multiple confluence pieces on each cylinder manifold and
The electrode at each 18650 single battery core both ends connects one to one respectively；It is equipped on the cell wall of each inserting groove along institute
State the heat dissipation gap of inserting groove length direction perforation；It is multiple for inserting 18650 monomer by being arranged in module casing
18650 single battery cores are fixed in the module casing in a manner of inserting clamping, can satisfy capacity by the inserting groove of battery core
High-strength structure required for batteries in parallel connection mould group composed by 18650 big single battery cores, and structure is simple, manufacturing cost compared with
It is low；Meanwhile be equipped on the cell wall of each inserting groove along the heat dissipation gap of inserting groove length direction perforation, it increases scattered
Heat area meets thermal diffusivity required for batteries in parallel connection mould group composed by 18650 big single battery cores of capacity, improves battery
The use reliability of mould group.
18650 battery core batteries in parallel connection mould group described in the present embodiment is additionally provided with multiple dissipate on the module casing two sidewalls
The centerline axis parallel of heat through-hole, the central axis of each thermal vias and each inserting groove is arranged, and each heat dissipation
Through-hole is in be arranged uniformly at intervals with each inserting groove；The cell wall of the inserting groove includes multiple radiating blocks, each radiating block
Between the heat dissipation gap is set, and each radiating block side opposite with 18650 single battery core is arranged in cambered surface, institute
Thermal vias is stated to be arranged on the central axis of the public radiating block between four inserting grooves；Improve mould group
Thermal diffusivity, while promoting battery energy density, convenient for the heat dissipation on each 18650 battery core surface, that improves battery modules uses the longevity
Life.
18650 battery core batteries in parallel connection mould group described in the present embodiment, by the way that two completely identical in structure half shells are arranged
Form module casing, each half-shell body position is corresponding to fasten setting, and by locking connector locking, further improve
The intensity of structure, and high reliablity.
18650 battery core batteries in parallel connection mould group described in the present embodiment is additionally provided with multiple use on the inner sidewall of the half shell
Fasten in the half shell positioning column of positioning, is laid with multiple positioning columns on the circumferencial direction of each positioning column and adds
Strengthening tendons, each positioning column reinforcing rib centerline axis parallel with the positioning column in the longitudinal direction；The number of the positioning column
Amount is even number, and each positioning column is symmetrical set relative to the center line of the half shell in the height direction, and is symmetrically set
In a pair positioning column set, the top of one of them positioning column is equipped with inserting notch, another positioning column
Top is equipped with insertion head, for the inserting positioning when two half shells are fastened；The half shell includes successively connecting
Left plate, epipleural, right side plate and the lower side panel connect, the left plate, the epipleural, the right side plate and the lower side panel
Edge on be equipped with fastening structure for fastening two half shells；The fastening knot on the left plate
Structure is clamp, and the fastening structure on the right side plate is card slot, and the fastening structure on the epipleural is to fasten to insert
Plate, the fastening structure on the lower side panel are to fasten slot；The positioning of entire mould group and fastening structure ensure that mould group
Quickly assembling and integral strength requirement, the energy of further Lifting Modules group, and structure is simple, it is easy to operate, it is easy to maintain, it takes into account
The economical and reasonability of structure.
18650 battery core batteries in parallel connection mould group described in the present embodiment, the half shell are in integrated injection molding, the half-shell
Body is made of phenoplasts, and preferably acrylonitrile-butadiene-styrene copolymer (ABS) or polyphenylene oxide (PPO) is made, with full
Sufficient lightweight, and reduce the process costs of production and processing.
18650 battery core batteries in parallel connection mould group disclosed in the utility model, with the battery modules of 18650 cylindrical electrical cores 44 simultaneously
For, including half shell 2, cylinder manifold (being made of cupro-nickel material) 2；The half shell, can two by special designing
Two fasten one complete, closed module casing of composition.Inserting groove is designed in half shell, can be embedded in battery core, and battery core is risen
To fixed supporting role.Cylinder manifold uses laser welding mode, and confluence copper bar and contact nickel sheet are welded together.It was assembled
Journey are as follows: be first placed on 18650 single battery cores in the half shell of side according to identical electrodes direction, then by half-shell described in the other side
Body is buckled in the half shell of this side according to 180 ° of overturning of form, is combined together by the buckle in half shell, composition one
A complete module casing；Finally two cylinder manifolds are individually positioned in the groove of half shell two sides, make to contact nickel sheet and electricity
Core electrode is in contact, and completes the dress of entire battery modules by nickel sheet together with battery core electrode welding using professional welding machine later
Match.
18650 battery core batteries in parallel connection mould group disclosed in the utility model, be equipped with inside the half shell inserting groove to
Fix 18650 single battery cores；The half shell front is provided with electrode and installs through-hole, convenient to expose battery core electrode
With confluence piece welding；There are two circular ring type positioning column on the inside of the half shell, one of end is equipped with insertion head, other side
End is equipped with inserting notch, when assembling two-by-two, when one of half shell overturns 180 °, on the positioning column of two half shells
Insertion head and inserting notch can be fastened mutually.Four cycle side plate edges of half shell are designed using same thought, are adopted inside half
It is designed with convex, groove design is used inside half, when assembling two-by-two, when one of shell overturns 180 °, two half-shells
The protrusion and groove of the outer ring of body can be fastened mutually.In the outside of the half shell, using same design, guarantee forming
It after mould preparation group, can also cooperate between mould group and mould group, improve the convenience of assembly.It is disclosed in the utility model
18650 cylindrical electrical cores can be connected in parallel by 18650 battery core batteries in parallel connection mould groups by structure, the energy of Lifting Modules group, and
And structure is simple, and it is easy to operate, it is easy to maintain.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of 18650 battery core batteries in parallel connection mould groups, it is characterised in that: including module casing and multiple 18650 single battery cores, respectively
18650 single battery core is installed in the module casing, is mounted on the outer wall of the module casing two sides for inciting somebody to action
Each 18650 single battery core carries out cylinder manifold in parallel, be laid on the two sides inner wall of the module casing it is multiple for pair
The inserting groove of each 18650 single battery core should be inserted, is additionally provided with and is used for described 18650 on the two sidewalls of the module casing
The electrode that the electrode of single battery core is pierced by installs through-hole, and each electrode installs through-hole and each inserting groove location is right one by one
It answers, multiple confluence pieces on each cylinder manifold and the electrode at each 18650 single battery core both ends connect one to one respectively；
It is equipped on the cell wall of each inserting groove along the heat dissipation gap of inserting groove length direction perforation；The module casing includes
The inner sidewall of two completely identical in structure half shells, the half shell fasten calmly for the half shell equipped with multiple
The positioning column of position, the central axis of the positioning column are equipped with auxiliary heat dissipation through-hole, for by the heat derives in module casing.
2. 18650 battery core batteries in parallel connection mould group according to claim 1, it is characterised in that: the module casing two sidewalls
On be additionally provided with multiple thermal vias, the central axis of each thermal vias and the centerline axis parallel of each inserting groove are set
It sets, and each thermal vias is in be arranged uniformly at intervals with each inserting groove.
3. 18650 battery core batteries in parallel connection mould group according to claim 2, it is characterised in that: the cell wall packet of the inserting groove
Multiple radiating blocks are included, the heat dissipation gap, and each radiating block and 18650 monomer electricity are set between each radiating block
The opposite side of core is arranged in cambered surface, and the public radiating block between four inserting grooves is arranged in the thermal vias
Central axis on.
4. 18650 battery core batteries in parallel connection mould group according to claim 3, it is characterised in that: each half-shell body position pair
Setting should be fastened, and passes through locking connector locking；The inserting groove, and each institute are equipped on the inner sidewall of each half shell
The notch position for stating inserting groove is arranged in a one-to-one correspondence.
5. 18650 battery core batteries in parallel connection mould group according to claim 4, it is characterised in that: the circumference of each positioning column
Multiple positioning column reinforcing ribs are laid on direction, each positioning column reinforcing rib is in the longitudinal direction and in the positioning column
Mandrel line is parallel.
6. 18650 battery core batteries in parallel connection mould group according to claim 5, it is characterised in that: the quantity of the positioning column is
Even number, each positioning column are symmetrical set relative to the center line of the half shell in the height direction, and symmetrically arranged
In a pair of positioning column, the top of one of them positioning column is equipped with inserting notch, the top of another positioning column
Equipped with insertion head, for the inserting positioning when two half shells are fastened.
7. 18650 battery core batteries in parallel connection mould group according to claim 6, it is characterised in that: the half shell includes successively
Left plate, epipleural, right side plate and the lower side panel of connection, the left plate, the epipleural, the right side plate and the downside
The fastening structure for fastening two half shells is equipped on the edge of plate.
8. 18650 battery core batteries in parallel connection mould group according to claim 7, it is characterised in that: described on the left plate
Fastening structure is clamp, and the fastening structure on the right side plate is card slot, and the fastening structure on the epipleural is
Plate is fastened, the fastening structure on the lower side panel is to fasten slot.
9. 18650 battery core batteries in parallel connection mould group according to claim 8, it is characterised in that: the half shell is in one note
It is moulded into type.
10. 18650 battery core batteries in parallel connection mould group according to claim 9, it is characterised in that: the half shell uses phenolic aldehyde
Plastics are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820976033.3U CN209434234U (en) | 2018-06-25 | 2018-06-25 | A kind of 18650 battery core batteries in parallel connection mould groups |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820976033.3U CN209434234U (en) | 2018-06-25 | 2018-06-25 | A kind of 18650 battery core batteries in parallel connection mould groups |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209434234U true CN209434234U (en) | 2019-09-24 |
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ID=68000695
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820976033.3U Expired - Fee Related CN209434234U (en) | 2018-06-25 | 2018-06-25 | A kind of 18650 battery core batteries in parallel connection mould groups |
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| Country | Link |
|---|---|
| CN (1) | CN209434234U (en) |
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2018
- 2018-06-25 CN CN201820976033.3U patent/CN209434234U/en not_active Expired - Fee Related
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