Combined type Soft Roll power battery module
Technical field
The utility model is related to a kind of battery module, more particularly to a kind of combined type Soft Roll power battery module.
Background technology
As nonrenewable resources is increasingly reduced, seriously China, which answers, advocated energy-saving and emission-reduction on 1st for environmental pollution, and development is new
Energy industry.Have the advantages that energy is big, security is good, lightweight due to lithium-ion-power cell, have extended cycle life, extensively
It is general to be applied in energy-storage system, especially electric automobile energy storage field.Traditional Soft Roll power battery module is in aluminum hull support
Multiple single battery cores are set, and the both positive and negative polarity of multiple single battery cores uses copper billet afflux respectively, are then used as by stud extraction positive and negative
Lid is covered with the upper lid for drawing stud on pole, aluminum hull support.It is general in vehicle power needs to use multiple single battery core strings simultaneously
Connection meets vehicle power demand in the way of constituting Soft Roll power plant module.
Use the assembling mode that entirety is fixed again after multiple electric body battery core connection in series-parallel, hold in major part anabolic process at present
Deformation fracture is easily caused, extrudes serious between battery and battery, and then Chinese patent literature CN204836041U discloses one kind
Combined type Soft Roll power battery module, the combined type soft package battery module includes multiple single battery cores 1 ' and cladding is supported on monomer
The outer battery bracket 2 ' of battery core 1 ', battery bracket 2 ' is above provided with multiple battery mountings 3 ', and support periphery is respectively arranged with outer
Protection walls 4 ' are enclosed, perimeter defense wall 4 ' is above provided with the support fixed lobe 5 ' and support that can combine battery bracket 2 '
Fixed groove 6 '.The combined type Soft Roll power battery module is coordinated by the assembling of 2 ', adjacent cell support, several to realize
The series and parallel of combined type Soft Roll power battery module arbitrary structures, and then different shape and the battery bag of electricity are formed, to meet
Multifarious demand.
But, combinations thereof formula Soft Roll power battery module, only by support fixed lobe 5 ' and support fixed groove
6 ' coordinate to realize that the assembling between battery bracket 2 ' coordinates, and its assemble stable is poor, during assembling use, easily production
The phenomenon of raw loose or dislocation, and then the structural stability of battery bag formed is influenceed, so that the function of reducing battery bag is reliable
Property.Therefore how to improve the assemble stable of combined type Soft Roll power battery module becomes nowadays urgent problem to be solved.
Utility model content
Therefore, the technical problems to be solved in the utility model be to overcome the Soft Roll power electric of prior art because.
To achieve these goals, the utility model provides a kind of combined type Soft Roll power battery module, including at least two
Individual battery module, each battery module includes battery core group, the aluminum hull for housing battery core group and the support being arranged on outside aluminum hull, support
With two opposing parallel side plates, two side plates correspond to be coated on outside two relative sides of aluminum hull respectively, on every side plate
Offer to coordinate at least one parallel connecting hole through side plate, connecting hole respectively and connector, adjacent battery modules are installed
Support be fixedly connected by connector.
Preferably, being provided with cover plate between two side plates of support, the upper edge of two side plates is connected by cover plate, lid
Plate covers the upper shed in aluminum hull, and the lug of battery core group stretches out cover plate.
Preferably, each battery module also includes being convexly equipped with least two locating dowels on busbar, busbar;On cover plate
Locating dowel is provided with least two positioning holes, busbar is installed on the cover board and electrically connected with the lug of battery core group stretching
Connect, locating dowel, which coordinates, to be plugged in positioning hole.
Preferably, combined type Soft Roll power battery module also includes at least two connection straps, each connection strap is electric respectively
Property connection adjacent battery modules on busbar, the busbar in adjacent battery modules is electrically connected in each connection strap, with
Make mutual conduction between the battery module in Soft Roll power battery module, and integrate extracted current.
Preferably, each battery module also includes enclosing cover, enclosing cover corresponds to the upper shed position of aluminum hull, and covers sealing
Cover plate.
Preferably, combined type Soft Roll power battery module also includes two end plates, two end plates support be arranged on respectively
Outside the end face of the outermost battery module of combined type Soft Roll power battery module, offered on every end plate corresponding to connector
Several mounting holes, connector is plugged in mounting hole, and connects two end plates.
Preferably, battery module also includes two insulation films, each insulation film is attached at outside the two of battery core group respectively
Surface, so as to be insulated between battery core group and aluminum hull.
Preferably, connector is bolt.
The combined type Soft Roll power battery module that the utility model is provided has the following advantages that:
1. by setting support outside aluminum hull, two side plates of support correspond to two relative sides for being coated on aluminum hull respectively
Outside face, effective reinforcing, the effect of protection are served to aluminum hull, and parallel passed through per at least one is offered on side plate respectively
Wear to coordinate in the connecting hole of side plate, connecting hole and connector be installed, the support of adjacent battery modules is fixedly connected by connector,
And then the series and parallel of several battery module arbitrary structures can be realized, moved with the combined type Soft Roll for forming different shape and electricity
Power battery module, then by the combined type Soft Roll power battery module of different electricity, to meet multifarious demand, while using
Connector and connecting hole coordinate the mode being connected, and facilitate while dismount between battery module so that group between battery module
Dress stability has obtained greatly being lifted, and is effectively guaranteed functional reliability.
2. by being provided with cover plate between two side plates of support, the upper edge of two side plates is connected by cover plate, entered
And cause easily assembled, conveniently between two side plates, while cover plate covers the upper shed in aluminum hull, the lug of battery core group stretches out lid
Plate, effective insulating protection effect is formd to the battery core group in aluminum hull.
3. because each battery module also includes busbar, it is right at least two locating dowels, cover plate to be convexly equipped with busbar
At least two positioning holes should be provided with locating dowel, when busbar is installed on the cover board, pass through plugging of coordinating locating dowel
In positioning hole, the assembling positioning of busbar on the cover board is realized, while the lug that busbar also stretches out with battery core group is electrical
Connection, and then convenient integration extracted current.
4. because combined type Soft Roll power battery module also includes at least two connection straps, each connection strap electrically connects respectively
The busbar in adjacent battery modules is connect, so that mutual conduction between the battery module in Soft Roll power battery module, and integrate
Extracted current, and then can be by different modes in series or in parallel, to obtain specific structure, the combined type Soft Roll of capacity moves
Power battery module, while when a certain battery module of combined type Soft Roll power battery module breaks down, only by removal
Connection strap is that the disconnection between battery module can be achieved, and it is easy to for by the way of being electrically connected using welding
Battery module is changed, the utilization rate of combined type Soft Roll power battery module is improved.
5. because each battery module also includes enclosing cover, enclosing cover corresponds to the upper shed position of aluminum hull, and covers closure
Plate, and then effective sealing is formed to the cover plate at aluminum hull upper shed, busbar and company in the battery core group, cover plate in aluminum hull
Narrow bars formation is effectively protected.
6. because combined type Soft Roll power battery module also includes two end plates, two end plates are supported respectively is arranged on combination
Outside the end face of the outermost battery module of formula Soft Roll power battery module, offered on every end plate corresponding to connector some
Individual mounting hole, connector is plugged in mounting hole, and connects two end plates, and then by setting end plate, improves combined type soft
The shock resistance of the both ends of the surface aluminum hull of bag power battery module, it is ensured that the assemble stable of the battery module between end plate,
At the same time it can also by end plate Battery case installation, to realize combined type Soft Roll power battery module in Battery case
Installation.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, below according to of the present utility model
Specific embodiment and with reference to accompanying drawing, is described in further detail to utility model.
Fig. 1 is the stereogram of the combined type Soft Roll power battery module of prior art.
Fig. 2 is the stereogram of the utility model combined type Soft Roll power battery module.
Fig. 3 is the three-dimensional exploded view of combined type Soft Roll power battery module shown in Fig. 2.
Fig. 4 is the three-dimensional exploded view of the battery module of combined type Soft Roll power battery module shown in Fig. 2.
Each description of reference numerals is as follows in figure.
1 '-single battery core;2 '-battery bracket;3 '-battery mounting;
4 '-perimeter defense wall;5 '-support fixed lobe;6 '-support fixed groove;
1- battery core groups;11- lugs;2- aluminum hulls;3- supports;31- side plates;
311 1 connecting holes;32- cover plates;321- positioning holes;4- connectors;
5- busbars;51 1 locating dowels;6- connection straps;7- enclosing covers;8- end plates;
81- mounting holes;9- insulation films.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " on ", " interior ", the orientation or position of the instruction such as " outer "
It is, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplify description to put relation, and
It is not instruction or implies that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore
It is not intended that to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection;Can be joined directly together, can also be indirectly connected to by intermediary, can be the connection of two element internals.For
For one of ordinary skill in the art, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
As long as in addition, technical characteristic involved in the utility model different embodiments disclosed below is each other
Not constituting conflict can just be combined with each other.
A kind of embodiment of combined type Soft Roll power battery module as shown in Figure 2, including at least two batteries
Module (is not indicated) in figure, as shown in figure 4, each battery module includes:
Battery core group 1;
Aluminum hull 2, houses battery core group 1;
Support 3, is arranged on outside aluminum hull 2, and support 3 has two opposing parallel side plates 31, and two side plates 31 correspond to bag respectively
Overlay on outside two relative sides of aluminum hull 2, at least one parallel company through side plate 31 is offered respectively on every side plate 31
Connect to coordinate in hole 311, connecting hole 311 and connector 4 is installed, the support 3 of adjacent battery modules is fixedly connected by connector 4.
Combinations thereof formula Soft Roll power battery module, by the outer setting support 3 of aluminum hull 2,31 points of two side plates of support 3
It Dui Ying not be coated on outside two relative sides of aluminum hull 2, effective reinforcing, the effect of protection are served to aluminum hull 2, and often
Offered respectively on side plate 31 and coordinate the company of being provided with least one parallel connecting hole 311 through side plate 31, connecting hole 311
Fitting 4, the support 3 of adjacent battery modules is fixedly connected by connector 4, and then can realize several battery module arbitrary structures
Series and parallel, to form the combined type Soft Roll power battery module of different shape and electricity, then pass through the combined type of different electricity
Soft Roll power battery module, to meet multifarious demand, while by the way of connector 4 and connecting hole 311 coordinate and be connected,
Facilitate while dismount between battery module so that assemble stable has obtained greatly being lifted between battery module, effectively
Ensure that functional reliability.
It should be noted that the battery module in present embodiment has tri- kinds of specifications of 20AH, 30AH, 50AH, by inciting somebody to action
The battery modules of these three specifications carries out any series and parallel, you can Rapid Combination is into arbitrary structures and the combined type Soft Roll of capacity
Power battery module.In addition, battery module can also be the module of other capacity specifications, be set with specific reference to actual demand
It is fixed.
Specifically, as shown in figure 4, being provided with cover plate 32, the upper edge of two side plates 31 between two side plates 31 of support 3
It is connected by cover plate 32, cover plate 32 covers the upper shed in aluminum hull 2, and the lug 11 of battery core group 1 stretches out cover plate 32, and then causes two
Attachment structure is simple between individual side plate 31, the assembling of support 3 is facilitated, while being formd to the battery core group 1 in aluminum hull 2 effective
Insulating protection is acted on.
Meanwhile, each battery module also includes being convexly equipped with least two locating dowels 51 on busbar 5, busbar 5;Cover plate 32
Upper that locating dowel 51 is provided with least two positioning holes 321, busbar 5 is arranged on cover plate 32 and stretched out with battery core group 1
Lug 11 be electrically connected with, locating dowel 51 coordinate is plugged in positioning hole 321, and then when busbar 5 be arranged on cover plate 32 on when,
It is plugged in by coordinate locating dowel 51 in positioning hole 321, realizes assembling positioning of the busbar 5 on cover plate 32, simultaneously
The lug 11 that busbar 5 also stretches out with battery core group 1 is electrically connected with, and then convenient integration extracted current.
In order to realize the electric connection between adjacent battery modules, with formed different structure, electricity combined type Soft Roll move
Power battery module, the combined type Soft Roll power battery module also includes at least one connection strap 6, and each connection strap 6 is electrical respectively
The busbar 5 in adjacent battery modules is connected, so that mutual conduction between the battery module in Soft Roll power battery module, and it is whole
Extracted current is closed, as shown in figure 3, when three battery modules are in parallel, using two connection straps 6, and two connection straps 6 are distinguished
The mode of the water conservancy diversion row for the same polarity being electrically connected with three battery modules, to integrate extracted current.And then can be by not
Same mode in series or in parallel, to obtain the combined type Soft Roll power battery module of specific structure, capacity, while working as combined type
When a certain battery module of Soft Roll power battery module breaks down, battery module can be achieved only by connection strap 6 is removed
Between disconnection, its relative to using welding be electrically connected by the way of for, be easy to change battery module, raising
The utilization rate of combined type Soft Roll power battery module.
During combined type Soft Roll power battery module use, often there is higher want to its functions of waterproof and dustproof
Ask, therefore also require during design to form effective insulated enclosure, and then each battery to the battery core group 1 in aluminum hull 2
Module also includes the insulation film 9 of enclosing cover 7 and two, as shown in Figures 3 and 4, and enclosing cover 7 corresponds to the upper shed position of aluminum hull 2, and covers
Close seal cover board 32;Each insulation film 9 is attached at two outer surfaces of battery core group 1 respectively, so that between battery core group 1 and aluminum hull 2
Insulation.And then enclosing cover 7 is covered, effective sealing is formed to the cover plate 32 at the upper shed of aluminum hull 2, to the battery core group in aluminum hull 2
1st, busbar 5 and the formation of connection strap 6 are effectively protected on cover plate 32.
As preferred embodiment, combined type Soft Roll power battery module also includes two end plates 8, such as Fig. 2 and Fig. 3 institutes
Show, two end plates 8 support be arranged on outside the end face of the outermost battery module of combined type Soft Roll power battery module respectively, often
Several mounting holes are offered corresponding to connector 4 on end plate 8, connector 4 is plugged in mounting hole, and connect two end plates
8, and then by setting end plate 8, the shock resistance of the both ends of the surface aluminum hull 2 of combined type Soft Roll power battery module is improved, protect
Demonstrate,proved the assemble stable of the battery module between end plate 8, at the same time it can also by end plate 8 Battery case installation, with reality
Existing installation of the combined type Soft Roll power battery module in Battery case.
As preferred embodiment, connector 4 is bolt, and bolt 4 is coordinated by nut (not indicated in figure) to be fixed on
On end plate.In addition it can also be other connectors 4 such as screw, specifically be not limited.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.