Vibration absorber for vehicle
Technical field
The present invention relates to technical field of vehicle, more particularly to a kind of vibration absorber for vehicle.
Background technology
Battery bag is typically mounted on below the floor of vehicle, is linked together by the way of lifting with vehicle body roof beam structure.Such as
This mounting means, battery bag needs to bear caused vibration in vehicle travel process, and when vehicle is by severe road conditions, shakes
The dynamic influence to battery bag will aggravate.
The content of the invention
It is contemplated that at least solves one of above-mentioned technical problem of the prior art to a certain extent.Therefore, this hair
A bright purpose is to propose a kind of vibration absorber for vehicle, and the vibration absorber can greatly reduce vehicle body and be transferred to electricity
Chi Bao vibration.
According to the vibration absorber for vehicle of the present invention, including:Damping frame, the damping frame are used to connect car
Body;Flexible liner, the flexible liner are embedded in the damping frame, and annular is provided with the inner peripheral surface of the flexible liner
Groove;Internal layer adapter sleeve, the internal layer adapter sleeve are embedded in the flexible liner, are set on the outer peripheral face of the internal layer adapter sleeve
Annular ridge is equipped with, the annular ridge is embedded in the annular groove.
According to the present invention the vibration absorber for vehicle, by setting annular groove on the inner peripheral surface of flexible liner,
Annular ridge is set on the outer peripheral face of internal layer adapter sleeve, the axial tension that can bear internal layer adapter sleeve is transferred uniformly into
Flexible liner, avoid producing expendable infringement because of flexible liner stress concentration.
Brief description of the drawings
Fig. 1 is the schematic diagram of vibration absorber according to embodiments of the present invention;
Fig. 2 is the explosive view of vibration absorber according to embodiments of the present invention;
Fig. 3 is the partial sectional view of vibration absorber according to embodiments of the present invention;
Fig. 4 is the sectional view of vibration absorber according to embodiments of the present invention;
Fig. 5 is the schematic diagram of upper shell according to embodiments of the present invention;
Fig. 6 is the close-up schematic view that Fig. 5 circles show A;
Fig. 7 is the partial schematic diagram of upper shell according to embodiments of the present invention;
Fig. 8 is the schematic diagram of upper shell according to embodiments of the present invention;
Fig. 9 is the cooperation schematic diagram of lower house according to embodiments of the present invention and bottom plate;
Figure 10 is the schematic diagram of bottom plate according to embodiments of the present invention;
Figure 11 is the schematic diagram in double-deck one direction of module bracket component according to embodiments of the present invention;
Figure 12 is the schematic diagram in double-deck another direction of module bracket component according to embodiments of the present invention;
Figure 13 is the schematic diagram of battery modules arrangement according to an embodiment of the invention;
Figure 14 is the schematic diagram of battery pack arrangement in accordance with another embodiment of the present invention;
Figure 15 is that battery modules according to embodiments of the present invention coordinate the explosive view on lower house;
Figure 16 is that battery modules according to embodiments of the present invention coordinate the schematic diagram on lower house;
Figure 17 is the schematic diagram of lower house according to embodiments of the present invention;
Figure 18 is the explosive view of battery modules according to embodiments of the present invention;
Figure 19 is the schematic diagram of flexible strip arrangement according to an embodiment of the invention;
Figure 20 is the schematic diagram of flexible strip arrangement in accordance with another embodiment of the present invention;
Figure 21 is the schematic diagram arranged according to the flexible strip of further embodiment of the present invention;
Figure 22 is the schematic diagram of line protecting box according to embodiments of the present invention;
Figure 23 is the schematic diagram of line protecting box body according to embodiments of the present invention;
Figure 24 is the schematic diagram of line protecting box body according to embodiments of the present invention;
Figure 25 is the schematic diagram of lid according to embodiments of the present invention;
Figure 26 is the schematic diagram of BDU housings according to embodiments of the present invention;
Figure 27 is the schematic diagram that multiple electrical parts according to embodiments of the present invention coordinate with BDU bottom plates;
Figure 28 is the schematic diagram of battery bag according to embodiments of the present invention.
Reference:
Vibration absorber 100,
Damping frame 110, damping frame leg 111, damping frame lower flange 112,
Flexible liner 120, flexible liner lower flange 121, annular groove 101, flexible liner low groove 102,
Internal layer adapter sleeve 130, annular ridge 131,
MSD components 200,
MSD supports 210, groove leg 211, MSD rack grooves 201, MSD bottoms avoid holes 202,
MSD220, MSD flange 221,
MSD supporting plates 230, MSD tops avoidance hole flanging 231, MSD tops avoid holes 203,
First MSD bolts 240, the first MSD sealing gaskets 250, the 2nd MSD bolts 260,
Upper shell 300, MSD access holes 301, air-leakage test hole 302,
Central hump 310, afterwale portion 320, MSD access holes strengthen projection 330,
Left forefront depression 341, right front portion depression 342,
Preceding protrusion 350, waterproof vent valve 360,
Lower house 400,
Bottom plate 500,
Subiculum plate framework 510,
Bottom plate crossbeam 520, the first bottom plate crossbeam 521, the second bottom plate crossbeam 522, the 3rd bottom plate crossbeam 523,
Bottom plate support beam 530,
Preceding lining reinforcing plate 541, left front flange beam 541a, it is right before flange beam 541b, preceding overlap joint beam 541c, reinforcement inside left side
Plate 542,
Bottom plate crossbeam lightening hole 501, left side flange supporting plate 543, right side internal reinforcing plates 544, the support of right side flange
Plate 545, backsight reinforcing plate 546, rear flange supporting plate 547, lower house gusset 548,
Double-deck module bracket component 600,
Lower floor's module fore-stock 610, lower floor's module fore-stock body 611, fore-stock body lower hem 611a, fore-stock sheet
Body upper hem 611b, preceding fixed feet 612, preceding fixing leg flanging 612a,
Lower floor's module left socle 620, lower floor's module right support 630,
Central dividing plate 640, central dividing plate body 641, loss of weight heat emission hole 601, central dividing plate body flanging 641a are rear fixed
Leg 642,
Battery module device 700,
Preceding battery modules component 710, battery modules 711 before left side, battery modules 712 before right side,
Middle battery modules 720,
Multi-layer cell die set 730, upper strata battery modules 731, lower floor's battery modules 732,
First battery modules 712a, the second battery modules 712b, the 3rd battery modules 712c, the 4th battery modules 732d,
5th battery modules 732e, the 6th battery modules 732f, the 7th battery modules 731g, the 8th battery modules 731h, the 9th battery
Module 731i, the tenth battery modules 731j, the 11st battery modules 731k, the 12nd battery modules 732l, the 13rd battery mould
Group 732m, the 14th battery modules 721n, the 15th battery modules 711o,
16th battery modules 711p, the 17th battery modules 711q,
First detection plate 861, the second detection plate 862,
Preceding battery modules bottom plate 713, left front battery modules bottom plate 713a, it is right before battery modules bottom plate 713b, middle battery mould
Group bottom plate 722, detection plate bottom plate 740,
Preceding tubular reinforcements 751, rear tubular reinforcements 752, preceding tubular reinforcements fixed support 753, rear tubular reinforcements
Fixed support 754,
Longitudinal connecting member 760,
Web beam 770 afterwards,
Module bracket 781, electric heating sheets 782, battery body 783, module flexible structure 784, front end flexible strip 784a, after
Flexible strip 784b, left end flexible strip 784c, right-hand member flexible strip 784d are held,
Line protecting box 820,
Line protecting box body 821, line protecting box reinforcement 821a, wire harness escape groove 801, line protecting box wire harness clip button hole 802, protect line
Box hole clipping 803, line protecting box fixing hole 804,
Lid 822, box cover buckling 822a, lid spacing preiection 822b, sub- lid 822c, lid lightening hole 805,
BDU810,
BDU housings 811, BDU bottom plates 811a, BDU upper casing 811b, BDU reinforcement 811c,
Main positive relay 812, positive clamping plate 812a,
Main negative relay 813, auxiliary splint 813a,
Preliminary filling relay 814, preliminary filling resistance 815,
Electrothermal relay 816, heating plate 816a,
Fuse 817 is heated,
Current divider 818, current divider coaming plate 818a.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of
Description is of the invention to be described with simplified, rather than the device or element of instruction or hint meaning must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that at least two, such as two
It is individual, three etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally;Can be that machinery connects
Connect or electrically connect or can communicate with one another;Can be joined directly together, can also be indirectly connected by intermediary, can
To be connection or the interaction relationship of two elements of two element internals.For the ordinary skill in the art,
The concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
Can directly it be contacted including the first and second features, it is not directly to contact but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Sign is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Battery bag is typically mounted on below the floor of vehicle, is linked together by the way of lifting with vehicle body roof beam structure.Such as
This mounting means, battery bag needs to bear caused vibration in vehicle travel process, and when vehicle is by severe road conditions, shakes
The dynamic influence to battery bag will aggravate.
Therefore how in vehicle During Process of Long-term Operation ensure battery bag can bear lasting random vibration,
As an important research direction in electric automobile security fields, it is by increasing damping device between vehicle and battery bag
Solves one of mode of this problem.
The vibration absorber 100 for vehicle in the embodiment of the present invention is described below in detail, battery bag can be subtracted by this
Vibrating device 100 is hung on the chassis of vehicle.
As Figure 1-4, the vibration absorber 100 for vehicle according to embodiments of the present invention can include damping frame
110th, flexible liner 120 and internal layer adapter sleeve 130.
Damping frame 110 is adapted to be attached on the chassis of vehicle, and alternatively, damping frame 110 can pass through screw threads for fastening
Part is fixed on the chassis of vehicle.
Flexible liner 120 is embedded in damping frame 110, and annular groove is provided with the inner peripheral surface of flexible liner 120
101;Internal layer adapter sleeve 130 is embedded in flexible liner 120, and annular ridge is provided with the outer peripheral face of internal layer adapter sleeve 130
131, annular ridge 131 is embedded in annular groove 101, and internal layer adapter sleeve 130 is adapted to the battery bag of vehicle.
Due to internal layer adapter sleeve 130 be primarily subjected to battery bag gravity and caused axial tension, by flexible liner 120
Inner peripheral surface on set annular groove 101, on the outer peripheral face of internal layer adapter sleeve 130 set annular ridge 131, can be by internal layer
The axial tension that adapter sleeve 130 is born is transferred uniformly into flexible liner 120, avoid because the stress concentration of flexible liner 120 and
Produce expendable infringement.
Flexible liner 120 can also play a part of vibration damping and energy-absorbing, can select ethylene propylene diene rubber or the hydrogenation fine rubber of fourth
Glue is raw material, and the maximum operating temperature of such material can reach more than 100 DEG C, and still have at relatively high temperatures excellent
Mechanical property.
Damping frame 110 and internal layer adapter sleeve 130 are metalwork, and flexible liner 120 is connected with damping frame 110 and internal layer
The vulcanization of set 130 is integrated.Alternatively, damping frame 110 and internal layer adapter sleeve 130 can be Al-alloy parts, so possess compared with
On the premise of high intensity, and can enough mitigates the weight of part, and can meet the requirement of batch production.
Alternatively, multiple damping frame legs 111, plurality of damping frame leg 111 are provided with damping frame 110
Upper surface be higher than damping frame 110 upper surface.Thus, it is possible to the chassis for reducing vehicle is transferred to the vibration frequency of battery bag
Rate.
In addition, damping frame 110 and internal layer adapter sleeve 130 use metalwork, flexible liner 120 produces in the course of the work
Heat can smoothly be transferred on damping frame 110 and internal layer adapter sleeve 130 and be able to it is quick scatter and disappear, avoid flexible liner
120 temperature is too high and influences the job stability of flexible liner 120.
Specifically, annular groove 101 is multiple tracks and is distributed along the axially spaced-apart of flexible liner 120 that annular ridge 131 is more
Road is simultaneously respectively embedded into corresponding annular groove 101.Thus, it is possible to further improve internal layer adapter sleeve 130 and flexible liner 120
Contact area, power can transmit more uniformly between internal layer adapter sleeve 130 and flexible liner 120.
Further, flexible liner lower flange 121, flexible liner lower flange are provided with the lower surface of flexible liner 120
121 are covered on the lower surface of damping frame 110.Preferably, the lower surface of flexible liner lower flange 121 is located at internal layer adapter sleeve
Under 130 lower surface, and difference in height is 1mm-2mm.It should be noted that above-mentioned difference in height includes 1mm and 2mm.
Thus, it is possible to so that flexible liner 120 and damping frame 110 combine even closer, and it is arranged on and subtracts in battery bag
When on vibrating device 100, battery bag will not directly contact with damping frame 110, and battery bag can be pressed on flexible liner lower flange
On 121, ensure that battery bag is tightly combined with damping frame 110, it is ensured that between damping frame 110 will not be due to having between battery
Gap and damping frame 110 is impacted in vibration processes.
Damping frame lower flange 112, at least part structure of damping frame 110 are provided with the lower surface of damping frame 110
It is through-hole structure to accommodate honoured bushing 120 and internal layer adapter sleeve 130 to make, and damping frame lower flange 112 is formed in the through hole knot
In the lower inner surface of structure and extend internally.
Flexible liner low groove 102 is provided with the outer peripheral face of flexible liner 120, damping frame lower flange 112 is embedded in soft
In property bushing low groove 102.Thus, the contact area of flexible liner 120 and damping frame 110 is further increased so that power
More uniformly it can be transmitted between internal layer adapter sleeve 130 and flexible liner 120.
Further, flexible liner low groove 102 and flexible liner lower flange 121 close to.Thus flexible liner 120 is overall
Structure is compacter, avoids the road clearance that is oversized and influenceing battery bag of vibration absorber 100.
The internal diameter of damping frame lower flange 112 is less than the outside dimension that size is less than annular ridge 131.And then improve and subtract
Shaken the connective stability of support 110 and flexible liner 120, and flexible liner 120 can be stably embedded in damping frame 110,
Annular ridge 131 is avoided to depart from out of damping frame 110.
Alternatively, damping frame lower flange 112 can also form the lower inner surface in through-hole structure and stretch out, soft
Formed with flexible liner lower flange 121 and stretch out on the outer peripheral face of property bushing 120, formed on flexible liner lower flange 121
It is fluted to wrap up damping frame lower flange 112.
During vibration absorber 100 works, flexible liner 120 needs to bear dither for a long time, this mistake
Cheng Zhonghui produces heat accumulation, so as to cause the decline of its mechanical property.
For the vibration absorber 100 of this embodiment of the present invention, it is provided with damping frame 110 for entering to flexible liner 120
The damping frame radiator structure of row radiating.
Damping frame radiator structure can be the damping frame through slot of the periphery wall of insertion damping frame 110, to cause
Flexible liner 120, which exposes, to be come.For so vehicle during traveling, air flow can be to flexible liner 120 and vibration damping branch
Frame 110 plays a part of natural cooling.
Certainly, damping frame radiator structure can also be the vibration damping avoided for the periphery wall for being arranged on damping frame 110
Support radiating fin (not shown).Thus, it is possible to increase the contact area of damping frame 110 and air so that flexible liner 120
The heat being transferred on damping frame 110 dissipates as early as possible.
In some embodiments of the invention, flexible liner 120 can be solid construction, naturally it is also possible to be hollow knot
Structure, as long as ensureing that flexible liner 120 has enough damping properties.
Triangular reinforcing plate can be provided with damping frame 110, it is possible thereby to improve the intensity of damping frame 110, really
Battery bag is protected to be fixedly mounted on the floor of vehicle by vibration absorber 100.
As shown in figure 28, battery bag according to embodiments of the present invention includes housing, battery module device 700, BDU810
(battery disconnect unit, i.e. battery cutout unit), MSD220 (manual service disconnect, i.e.,
Manual maintenance switch), tubular reinforcements and detection plate.
Housing includes upper shell 300 and lower house 400, and upper shell 300 and lower house 400 are limited for holding battery mould
The installing space of group device 700.
Battery module device 700 is arranged on enclosure interior, and battery module device 700 includes multiple battery modules components, more
Individual battery modules component has multiple stacked battery modules.
BDU810 is arranged in housing and is arranged on positioned at the front side of battery module device 700, MSD220 in housing, and
Upper shell 300 is passed at the top of MSD220 to facilitate maintainer to operate.
Tubular reinforcements extend laterally along battery bag, and tubular reinforcements are hollow pipe beam texture, tubular reinforcements
It is fixed on by tubular reinforcements fixed support in lower house 400.Detection plate be arranged in housing and with battery module device 700
It is connected.
Due to typically there is Large Copacity, high voltage (200V to the demands such as vehicle continual mileage, power output, electrokinetic cell
~400v) etc. characteristic.For high-tension electrokinetic cell, needing to have from safety considerations can when necessary manually
Cut off the Manual maintenance switch of circuit.Electrokinetic cell maintenance, the maintenance of vehicle high-pressure system, manually maintenance, electrokinetic cell it is abnormal,
When low voltage control exception, use and safe operation can be ensured by way of cutting off Manual maintenance switch.Switch needs
Position easy to operation is arranged in, while needs to ensure that its is reliable and stable.
The Manual maintenance switch support of existing electrokinetic cell bag is located in the middle part of battery bag, and passes through bolt and electrokinetic cell bag
Upper shell is connected with lower house, when battery bag is in vehicle ride state, lower house deformation and manually service switch
Support acts power to the position that is spirally connected of upper shell, in the case of Long-term Vibration or severe impact, it will make upper shell with manually
Service switch be spirally connected position cracking, influence whole bag waterproof, so as to influence it is whole bag it is safe to use.
Secondly, Manual maintenance switch is bolted on Manual maintenance switch support, Manual maintenance switch and lower casing
Body is being connected, and when then covering upper shell, then by bolt is connected Manual maintenance switch support with upper shell.Assembling
Cheng Houke is in external observation and can contact Manual maintenance switch and Manual maintenance switch support connecting bolt., can when disassembling
There can be mistake and disassemble connecting bolt situation.Mistake disassembles Manual maintenance switch and Manual maintenance switch support bracket bolt, Ke Nengyin
Hair is pullled high-tension line or even got an electric shock.
For this, the present invention proposes a kind of MSD components 200 for battery bag, and the MSD components 200 include MSD supports
210th, MSD220 and MSD supporting plates 230.
Wherein, as viewed in figures 5-8, MSD supports 210 are suitable to be fixed on the lower house 400 of battery bag, on MSD supports 210
It is provided with MSD rack grooves 201;MSD flanges 221 are provided with MSD220, MSD flanges 221 are contained in MSD rack grooves 201
It is interior and can be fixed in MSD rack grooves 201.Thus, MSD220 can be firmly supported on MSD supports 210.It is optional
Ground, MSD flanges 221 are rectangle, the shape of MSD rack grooves 201 and the form fit of MSD flanges 221.
MSD supporting plates 230 are located at the upper surface of the upper shell 300 of battery bag, MSD supporting plates 230, upper shell 300 and MSD
Support 210 is fixed, and MSD220 outwards manifests from upper shell 300.
MSD220 is directly anchored on upper shell 300, but is fixed on battery bag by MSD supporting plates 230
On upper shell 300, and then the contact area between MSD220 and upper shell 300 is increased, reduce MSD220 and upper shell 300
Between concentrated stress, avoid the concentrated stress between MSD220 and upper shell 300 excessive and occur upper shell 300 cracking show
As.
It is understood that being provided with MSD access holes 301 on the upper shell 300 of battery bag, MSD220 can examine from MSD
Mouth 301 is repaiied to stretch out.
Fluted leg 211 is set on MSD supports 210, and groove leg 211 can surround MSD rack grooves 201, and recessed
Groove leg 211 is only against on the lower surface of upper shell 300.More stablize so that MSD supports 210 are installed, avoid due to car
MSD supports 210 occur large-amplitude sloshing and damage MSD220 during traveling.
Wherein, groove leg 211 is set around MSD access holes 301, so that the structure of MSD supports 210 is more stepped up
Gather, avoid MSD220 from taking the space of excessive enclosure interior.
MSD components 200 also include the first MSD bolts 240, and the first MSD bolts 240 are by MSD supporting plates 230, upper shell 300
Fastened with groove leg 211.That is, MSD220 is fixed on MSD supports 210, MSD supports 210 pass through threaded fastener
It is fixed on upper shell 300.
Preferably, the first MSD sealing gaskets are provided between the upper surface of groove leg 211 and the lower surface of upper shell 300
250.First MSD sealing gaskets 250 can ensure the water resistance of battery bag, avoid extraneous water or impurity from MSD access holes 301
Enter enclosure interior.
It is, of course, understood that the first MSD sealing gaskets 250 can also play a part of vibration damping and energy-absorbing, MSD branch is avoided
Frame 210 causes serious impact to upper shell 300.
MSD220 top passes through MSD supporting plates 230, and then MSD220 can be exposed from battery bag and, convenient inspection
Personnel are repaiied to manipulate MSD220.MSD220 is arranged on enclosure interior, and sequentially passes through upper shell 300 and MSD from inside to outside
Supporting plate 230.
Specifically, it is provided with MSD supporting plates 230 for avoiding avoid holes 203 at the top of the MSD at the top of MSD, MSD tops
It is provided with avoid holes 203 at the top of MSD and avoids hole flanging 231.
Top, which avoids hole flanging 231, can not only make the periphery of avoid holes 203 at the top of MSD round and smooth, avoid hurting operator
Member, but also the intensity of MSD supporting plates 230 can be improved, ensure that MSD220 does not interfere with the overall installation strength of battery bag.
MSD components 200 also include multiple 2nd MSD bolts 260, and each 2nd MSD bolts 260 are located at MSD flanges 221
So that MSD flanges 221 are fastened on MSD rack grooves 201, the 2nd MSD bolts 260 are radially positioned at the top of MSD corner
The outside of hole flanging 231 is avoided, the 2nd MSD bolts 260 are blocked so as to avoid hole flanging 231 at the top of MSD.
Thus, avoid maintenance personal to pull down due to maloperation and by the 2nd MSD bolts 260, cause to trigger high-tension line
Pull even electric shock phenomenon generation.
The lower surface of MSD flanges 221 is provided with the 2nd MSD sealing gaskets, and the 2nd MSD sealing gaskets are folded in MSD flanges 221
Between lower surface and the upper surface of MSD rack grooves 201.Thus, the fastness that MSD220 installs with MSD supports 210 is improved,
And the 2nd MSD sealing gaskets at least play a part of vibration damping and energy-absorbing to a certain extent.
In some embodiments of the invention, MSD bottoms avoid holes 202 are set on MSD rack grooves 201, and MSD is kept away bottom
Hole 202 is allowed to be used for the bottom for avoiding MSD220.In other words, MSD220 bottoms can be extend into MSD bottoms avoid holes 202,
The installation process of MSD220 component is briefly described below.
MSD220 is fixed on MSD supports 210 by the 2nd MSD bolts 260 first, then fixed MSD supports 210
On lower house 400, after the completion for the treatment of that battery module device 700 is tested, upper shell 300 and lower house 400 are then fixed on one
Rise, upper shell 300, MSD supporting plates 230 and MSD supports 210 are fixed together finally by the first MSD bolts 240.
As Figure 7-8, battery bag is suitable on the lower surface on the floor for being fixed on vehicle, and floor maintenance is provided with floor
Mouthful, maintenance velar plate in floor is detachably provided with the access hole of floor, MSD access holes 301, MSD are provided with upper shell 300
Access hole 301 is obliquely installed, so that the MSD220 of vehicle top obliquely manifests at MSD access holes 301, MSD maintenance
Mouth 301 is relative with floor access hole.
In other words, MSD220 can pass through the floor access hole on the MSD access holes 301 and floor on upper shell 300, and
Due to MSD access holes 301 to be obliquely installed, MSD220 obliquely can stretch out from MSD access holes 301, and then human pilot can
Easily to be operated at back seat to MSD220.
In addition, the space layout for the MSD220 being obliquely installed is more reasonable, compact, space is saved, while effectively avoid
MSD220 interferes with other parts.
Formed with central hump 310 on upper shell 300, central hump 310 is located at upper casing in the transverse direction of battery bag
The centre position of body 300, Longitudinal extending of the central hump 310 along battery bag, 301 centrally disposed protrusion of MSD access holes
310 rear end.
Further, the opposite central protrusion 310 of MSD access holes 301 is sunk type incline structure, and MSD access holes 301
Posterior edges be higher than MSD access holes 301 forward edge, i.e., MSD access holes 301 towards front set.Thus, maintainer
It will easily can be manually placed at MSD access holes 301, to be operated to MSD220.
Preferably, the angle between MSD access holes 301 and horizontal plane is 5 ° -45 °.It should be noted that above-mentioned MSD inspections
The angular range repaiied between mouth 301 and horizontal plane includes 5 ° and 45 °.
In some embodiments of the invention, afterwale portion 320 is also formed with upper shell 300, central hump 310
Rear end is connected with afterwale portion 320, and MSD access holes 301 are adjacent to afterwale portion 320.Due to back seat without movable and
Move up and down, therefore the downside of back seat is without adjusting means, therefore the space that back seat takes is less, upper shell 300
Upper formation afterwale portion 320 can make full use of the space that back seat saves.
The floor protrusion of the corresponding vehicle of central hump 310, the front-row seats of the corresponding vehicle of MSD access holes 301 are with after
Arrange the position between seat.Thus, the passenger of back seat stretches out one's hand can and opens floor maintenance velar plate, then by MSD220
Expose and come and operate on it.
Further, the positional distance of MSD220 peak and floor access hole is 2cm-10cm.It should be noted that
The scope of above-mentioned MSD220 peak and the positional distance of floor access hole includes 2cm and 10cm.
Thus, it will not both have been stretched into due to human hand after the access hole of floor and be not easy to operate away from too far away with MSD220,
It will not interfere, influence with floor maintenance velar plate in Vehicular vibration because MSD220 is too near apart from floor access hole
MSD220 life-span.
Preferably, MSD access holes are provided with around MSD access holes 301 and strengthen projection 330.Thus, significantly improve
Intensity around MSD access holes 301, reduce the damaged probability of MSD access holes 301.
MSD access holes 301 are equal with the left side edge of central hump 310 and the distance of right side edge, MSD access holes
301 posterior edges are spaced apart with the posterior edges of central hump 310.Thus, it is possible to further facilitate maintainer couple
MSD220 is operated.
To ensure that electrokinetic cell bag enclosure interior pressure under the conditions of different temperatures, Different Altitude keeps balance, by setting
Waterproof vent valve 360 is put, balanced power battery bag caused enclosure interior pressure under the conditions of different temperatures, Different Altitude becomes
Change, ensure under different use conditions, electrokinetic cell bag internal pressure is in poised state all the time.
For high-tension electrokinetic cell, the sealing of electrokinetic cell bag directly influences the safe to use of electric automobile,
The air-tightness for setting airtight detection hole to be easy to detect electrokinetic cell bag is needed from safety considerations, while housing combination vehicle closes
Removing the work office, improves the utilization rate in space, and sets waterproof vent valve 360, makes electrokinetic cell bag internal pressure all the time in balance
State, so as to ensure that electric automobile is safe to use.
The airtight detection hole of existing electrokinetic cell bag borrows the mounting hole of waterproof vent valve, sets detection when testing air-tightness
The mounting hole connection of standby test connecting tube and waterproof vent valve is tested, and installs waterproof vent valve after detection again.By
In the sealing property that can not detect waterproof vent valve, the water resistance of battery bag may be influenceed, is used so as to influence electric automobile
Safety.
Therefore, as shown in figure 8, the present invention propose a kind of upper shell 300 for battery bag, set on upper shell 300
There are multiple waterproof vent valves 360, multiple waterproof vent valves 360 are located at the side of upper shell 300, are additionally provided with upper shell 300
Air-leakage test hole 302, sealing device is detachably provided with air-leakage test hole 302.
In other words, the air-leakage test for detecting housing air-tightness is specially provided with upper shell 300 of the invention
Hole 302, the air-leakage test hole 302 are different holes from the hole where waterproof vent valve 360.
When the air-tightness to housing detects, detection means directly can be connected to air-leakage test hole 302, from
And the sealing property of waterproof vent valve 360 can be detected.After detection, sealing device can be sealed in air-tightness
Detection hole 302.
In some embodiments of the invention, multiple waterproof vent valves 360 are into multiple rows of and more column distributions.Specifically, it is multiple
Waterproof vent valve 360 is four and is distributed on four summits of rectangle.
The rear portion of upper shell 300 is provided with afterwale portion 320, and multiple waterproof vent valves 360 are arranged on afterwale portion 320
On side.
Sealing device includes airtight bolt and airtight nut, and the lower end of airtight bolt is passed down through air-leakage test hole 302,
Airtight nut is located at the inside of lower house 400 and fastened with airtight bolt thread.
The first airtight rubber circle is provided between airtight bolt and air-leakage test hole 302, airtight nut is examined with air-tightness
The second airtight rubber circle is provided between gaging hole 302.Thus, sealing device can preferably seal air-tightness detection hole 302, electricity
The air-tightness of Chi Bao housing can be improved.
Airtight nut can vulcanize with the first airtight rubber circle to be fixed, and airtight nut can be directly anchored to air-leakage test
The inner side of hole 302.
In some embodiments of the invention, the left front portion of upper shell 300 to lower recess to form left forefront depression 341,
The right front portion of upper shell 300 to lower recess with formed right front portion depression 342.Left forefront depression 341 and right front portion depression 342 combine
The rational deployment of vehicle, the utilization rate in space can be significantly improved.
Formed with preceding protrusion 350, central hump 310 and afterwale portion 320, central hump 310 on upper shell 300
It is located at the centre position of upper shell 300 in the transverse direction of battery bag, Longitudinal extending of the central hump 310 along battery bag is preceding grand
Play portion 350 and distinguish the left side and right side of centrally located protrusion 310, and preceding protrusion 350 be also located at left forefront depression 341 with
The rear side of right front portion depression 342, the rear end of central hump 310 are connected with afterwale portion 320, preceding protrusion 350 and afterwale
Medial recess is formed between portion 320, medial recess distinguishes the left side and right side of centrally located protrusion 310.
It should be noted that on the centrally located protrusion 310 of MSD access holes 301, and during the both sides of MSD access holes 301 are
Portion is recessed.
The front-row seats of the corresponding vehicle of preceding protrusion 350, the back seat of the corresponding vehicle in afterwale portion 320, central uplift
The floor protrusion of the corresponding vehicle in portion 310, medial recess correspond to the position between the front-row seats of vehicle and back seat.
, can be according to the structure maximum of vehicle by protrusion before setting 350, afterwale portion 320 and central hump 310
Space in the housing of electrochemical cell bag, ensure that in housing more battery modules can be placed.
Increasingly serious with Energy situation, power module and power-supply system for fields such as electric automobiles are continually developed
And improvement, it is contemplated that battery bag reliability and safety, the at present security requirement of batteries of electric automobile packet system and method for testing
There is one to be tested for random vibration in pilot project, this experiment proposes very high requirement to the intensity of battery bag, otherwise works as electricity
Battery bag damage situations will be very serious when carrying out Z, Y, X axis vibrations on bumper by Chi Bao, or even the meeting under real working condition
Harm is brought to safe driving.And because the requirement that battery bag module is installed in itself, battery bag lower house will also have very high
Intensity, can undertake by vibrations, collision belt come energy infringement, the phenomenon for avoiding battery bag general structure from failing.This
Also higher requirement just is proposed to intensity of the lower house in whole battery bag.
The structural section of present battery bag lower house is often relatively simple, although this structure anufacturability is good,
Battery bag bulk strength deficiency, in the experiments such as vibrations, impact at lower house mount point and the easy stress concentration of module mounting hole
Housing is caused to ftracture, so as to cause whole battery bag to fail.
For this, the present invention proposes a kind of lower house component for battery bag, and the lower house component includes lower house 400
With bottom plate 500.
Specifically, as shown in figs. 9-10, bottom plate 500 is fixed on the lower surface of the bottom wall of lower house 400, bottom plate
500 can improve the intensity of lower house 400, ensure that battery bag can be stably mounted on lower house 400.
Bottom plate 500 includes subiculum plate framework 510, multiple bottom plate crossbeams 520 and bottom plate support beam 530.
The both ends of bottom plate crossbeam 520 are fixed with the longitudinal moulding in left and right two of subiculum plate framework 510 respectively.Multiple subiculums
Plate crossbeam 520 opens distribution along the longitudinally spaced of battery bag.Thus, it is possible to improve the intensity of bottom plate 500, lower house is also improved
The bulk strength of component, it is ensured that battery component can be firmly secured on lower house 400.
The both ends of bottom plate support beam 530 are fixed with the longitudinal moulding in left and right two of subiculum plate framework 510 respectively, bottom plate
The neighbouring middle bottom plate crossbeam 520 of support beam 530 is set.Alternatively, bottom plate support beam 530 can be fixed on centre
A bottom plate crossbeam 520 on.
Multiple bottom plate crossbeams 520 include the first bottom plate crossbeam 521, the second bottom plate for being spaced apart distribution from front to back
The distance between the bottom plate crossbeam 523 of crossbeam 522 and the 3rd, the first bottom plate crossbeam 521 and second bottom plate crossbeam 522 are less than
The distance between second bottom plate crossbeam 522 and the 3rd bottom plate crossbeam 523.
In some embodiments of the invention, the distance between the first bottom plate crossbeam 521 and the second bottom plate crossbeam 522
For 455mm-495mm, the distance between the second bottom plate crossbeam 522 and the 3rd bottom plate crossbeam 523 are 515mm-555mm.Need
It is noted that above-mentioned number range includes endpoint value.
The distance between preceding moulding of first bottom plate crossbeam 521 and subiculum plate framework 510 is more than the 3rd bottom plate crossbeam
523 the distance between with the rear moulding of subiculum plate framework 510.
In some embodiments of the invention, bottom plate crossbeam lightening hole 501 is provided with bottom plate crossbeam 520.Thus,
On the premise of there can be sufficient intensity ensureing bottom plate crossbeam 520, the weight of bottom plate crossbeam 520 is reduced, and then at least
The energy consumption of vehicle is reduced to a certain extent, improves the continuation of the journey of vehicle.
Lower house perisporium stiffening device is provided with the periphery wall of lower house 400, lower house perisporium stiffening device is annular
And set around the periphery wall of lower house 400.Thus, the intensity of lower house 400 is further increased.
Lower house perisporium stiffening device includes preceding lining reinforcing plate 541, and preceding lining reinforcing plate 541 is fixed on the outer of lower house 400
On the front face of perisporium, left front flange beam 541 is provided with preceding lining reinforcing plate 541aWith flange beam 541b before the right side, and it is preceding lining plus
Overlap joint beam 541c before being additionally provided with strong plate 541.
Lower house perisporium stiffening device further comprises left side internal reinforcing plates 542 and left side flange supporting plate 543, left side
Internal reinforcing plates 542 are fixed on the left wall face of the periphery wall of lower house 400, and left side flange supporting plate 543 is fixed in left side
The outside of portion's reinforcing plate 542.
Lower house perisporium stiffening device further comprises right side internal reinforcing plates 544 and right side flange supporting plate 545, right side
Internal reinforcing plates 544 are fixed in the right wall of the periphery wall of lower house 400, and right side flange supporting plate 545 is fixed in right side
The outside of portion's reinforcing plate 544.
Lower house perisporium stiffening device further comprises backsight reinforcing plate 546 and rear flange supporting plate 547, backsight reinforcing plate
546 are fixed on the rear surface of the periphery wall of lower house 400, after rear flange supporting plate 547 is fixed on backsight reinforcing plate 546
Side.
Preceding lining reinforcing plate 541, left side internal reinforcing plates 542, right side internal reinforcing plates 544 and backsight reinforcing plate 546 are solid
Be scheduled on the perisporium of lower house 400, and it is preceding lining reinforcing plate 541, left side internal reinforcing plates 542, right side internal reinforcing plates 544 and after
Reinforcing plate 546 is served as a contrast respectively between the perisporium of lower house 400 formed with energy-absorbing cavity, and then the strong of lower house component can be improved
Degree, and when lower house component collides can apparatus with shock absorbing, reduce lower house component in battery damage.
In some embodiments of the invention, lower house perisporium stiffening device further comprises lower house gusset 548, lower casing
Body gusset 548 is separately positioned at four angles of lower house 400, and the lower house gusset 548 of front left side is strengthened with preceding lining respectively
The left end of plate 541 is connected with the front end of left side flange supporting plate 543, and the lower house gusset 548 of forward right side is strengthened with preceding lining respectively
The right-hand member of plate 541 is connected with the front end of right side flange supporting plate 545, the lower house gusset 548 of left rear side respectively with rear flange branch
The left end of fagging 547 is connected with the rear end of left side flange supporting plate 543, the lower house gusset 548 of right lateral side respectively with rear flange
The right-hand member of supporting plate 547 is connected with the rear end of right side flange supporting plate 545, and wherein lower house gusset 548 is arc gusset.
Lower house gusset 548 can be by preceding lining reinforcing plate 541, left side flange supporting plate 543, right side flange supporting plate 545
Linked together with rear flange supporting plate 547.And then the intensity of lower house component is further increased, ensure that battery component is steady
Surely it is fixedly mounted on lower house component.
The lower house component of the embodiment of the present invention is by the way that each parts are welded together, it is possible to increase lower house component
Intensity, ensure that battery component can be stably installed on lower house component.
Existing battery modules arrangement form is mostly to tile, and individual layer battery modules are fixed in lower house by installation bolt
Portion, the size of the battery modules of tile form are mainly limited by vehicle X and Y-direction size, so battery modules arrangement
Quantity can also be limited by vehicle X and Y-direction size, can not utilize the space of Z-direction, it is impossible to be maximumlly empty using cloth
Between.In addition, such as carrying out the upgrading of long continual mileage on the basis of the battery modules of tile form, realize that difficulty will significantly
Lifting.If using rebuilding form, Z-direction space rationally is utilized, is beneficial to the upgrading of product energy.
For this, the present invention proposes a kind of double-deck module bracket component 600 for battery bag, under the battery modules include
Layer module fore-stock 610, lower floor's module left socle 620, lower floor's module right support 630 and central dividing plate 640.
Wherein, as depicted in figs. 11-12, lower floor's module fore-stock 610 is suitable to be fixed on the lower house of battery bag, lower floor's mould
Group left socle 620 and lower floor's module right support 630 are suitable to be fixed on lower house, before lower floor's die holder left socle is located at lower floor's module
The left side of support 610, lower floor's die holder right support are located at the right side of lower floor's module fore-stock 610.
Lower floor's module left socle 620 and lower floor's module right support 630 can be fixed with lower floor module fore-stock 610 respectively,
As long as it can certainly be fixed with lower house.
Central dividing plate 640 includes central dividing plate body 641 and rear fixing leg 642, and rear fixing leg 642 is suitable to be fixed on
On lower house 400, lower floor's module fore-stock 610, lower floor's module left socle 620, lower floor's module right support 630 and central dividing plate
640 limit lower floor's battery installing space for installing lower floor's battery modules jointly, and central dividing plate body 641 is used to install
Layer battery modules 731.
Double-deck module bracket component 600 for battery bag according to embodiments of the present invention, two layers of electricity of installation can be supported
Pond module, one layer of battery modules may be mounted on the lower house 400 of battery container, during another layer of battery modules may be mounted at
On space bar 640.
Thus, it is possible to significantly improve the space availability ratio of battery bag, it is ensured that can be accommodated in the housing of same battery bag
Greater number of battery modules.The double-deck module bracket component 600 of the embodiment of the present invention can be arranged on back seat lowerly
The lower section of plate, because the space that back seat takes in the height direction is little, therefore the housing of battery bag can be configured to
Low early and high after form, the double-deck module bracket component 600 of the embodiment of the present invention may be provided at the higher of the housing of battery bag
In part.
Lower floor's module fore-stock 610 includes lower floor's module fore-stock body 611 and preceding fixed feet 612, is propped up before lower floor's module
Frame body 611 is fixed on lower house 400 by preceding fixing leg 612.Alternatively, preceding fixed feet 612 can be tight by screw thread
Firmware is fixed on lower house 400.
Specifically, preceding fixing leg is Open Side Down " u "-shaped, and the lower open end of the preceding fixing leg 612 of " u "-shaped is set respectively
Lower floor's module fore-stock body 611 is fixed on lower house by fixing leg flanging 612a, preceding fixing leg flanging 612a before being equipped with
On 400.Alternatively, preceding fixing leg flanging 612a can be fixed on lower house 400 by threaded fastener.
Further, the lower edge of lower floor's module fore-stock body 611 is provided with the fore-stock body extended forward
Flanging 611a, preceding fixing leg flanging 612a, fore-stock body lower hem 611a and lower house 400 pass through the first double-deck module spiral shell
Bolt fastens.
Preceding fixing leg flanging 612a and fore-stock body lower hem 611a is spaced apart in the vertical direction, fore-stock body
Lower hem 611a can be with the roof of the preceding fixing leg of " u "-shaped at grade.
The forward edge of central dividing plate body 641 is provided with central dividing plate body flanging 641a, central dividing plate body flanging
The roof of the preceding fixing leg 612 of 641a and " u "-shaped is fixed.Alternatively, central dividing plate body flanging 641a can be with preceding fixation
The roof of leg 612 is fixed together by threaded fastener.
The top edge of lower floor's module fore-stock body 611 is provided with the fore-stock body upper hem 611b extended forward, in
Space bar body flanging 641a, fore-stock body upper hem 611b, the roof of preceding fixing leg 612 of " u "-shaped pass through second pair
The bolt fastening of layer module, and central dividing plate body flanging 641a is supported on fore-stock body upper hem 611b.
In some embodiments of the invention, the front end of lower floor's module left socle 620 and a left side for lower floor's module fore-stock 610
End adjoining, the front end of lower floor's module right support 630 abut with the right-hand member of lower floor's module fore-stock 610, lower floor's module left socle 620
Also support the left side edge and right side edge of central dividing plate body 641 respectively with lower floor die holder right support, and lower floor's module is left
The left side edge and right side edge of support 620 and lower floor's module right support 630 also respectively with central dividing plate body 641 are fixed.
Lower floor's module right support 630, downside module left socle 620, lower floor's module fore-stock 610 and central dividing plate body
641 limit lower floor's battery modules installing space, and one layer of battery modules can be installed in lower floor's battery modules installing space;Together
When, one layer of battery modules may be mounted at the top of central dividing plate body 641 in addition.
Multiple loss of weight heat emission holes 601 are provided with central dividing plate body 641, the periphery of loss of weight heat emission hole 601, which is provided with, to be subtracted
Radiate hole flanging again.Thus, heat caused by battery modules can be scattered and disappeared rapidly by loss of weight heat emission hole 601, avoid battery mould
The operating temperature of group is too high, while in the case where ensureing the intensity of central dividing plate 640, can reduce the weight of central dividing plate 640, and then
The energy consumption of vehicle is at least reduced to a certain extent.
In addition, the periphery of loss of weight heat emission hole 601 sets loss of weight radiating hole flanging, the strong of loss of weight heat emission hole 601 can be improved
Degree, reduce the probability of failure of loss of weight heat emission hole 601.
Loss of weight heat emission hole 601 is rectangular and has flange, the corresponding rectangular boss of each loss of weight heat emission hole 601, each convex
The corresponding battery modules of platform, multiple boss are in setting arranged in parallel etc..
In some embodiments of the invention, the width between two side walls of the preceding fixing leg 612 of " u "-shaped is from upper
It is in incremental trend in downwardly direction.
Central dividing plate body 641 and rear fixing leg 642 are connected turnablely, thus the battery modules in lower floor occur therefore
During barrier, central dividing plate 640 can be easily opened to be overhauled to the battery modules of lower floor.Alternatively, central dividing plate sheet
Body 641 can be connected together through the hinges with rear fixing leg 642.
As current social energy crisis getting worse, new-energy automobile are especially electronic increasingly by social concerns
Automobile.Traditional vehicle enterprise typically does appropriate change in traditional vehicle, increases new energy to accelerate new-energy automobile exploitation schedule
Parts are driven to realize that new energy power vehicle is developed.
Electrokinetic cell bag has the function that to store and export electric energy as " fuel tank " of new energy electric drive parts.And move
Power battery bag is mainly what is be made up of hundreds of or even thousands of individual battery cells series and parallel, if battery core is carried out one by one
Assembling will extremely influence production efficiency, therefore typically cell will be formed into a module with certain amount certain way, be referred to as
For battery modules, match somebody with somebody for use in whole electrokinetic cell packaging.
Traditional vehicle changes a social system pure electric automobile, and battery is typically located at below automotive occupant orlop plate.Because body structure with
It is general not do larger adjustment, therefore battery needs to coordinate body structure to be arranged.It is limited that this results in battery bag free space, and
The arrangement of battery modules inside electrokinetic cell bag directly affects the space availability ratio of whole battery bag.
The arrangement of battery modules inside electrokinetic cell bag directly affects the space availability ratio of electrokinetic cell bag.If battery
Module arrangement is unreasonable, and the electricity for meeting vehicle demand is will be unable in limited space, causes vehicle performance low.Meanwhile electricity
The arrangement of battery modules in the bag of pond directly affects the arrangement of wire harness and cable in battery bag, and irrational arrangement will cause wire harness
And cable arrangements are chaotic, influence whole bag reliability.The arrangement of module also directly affects efficiency of assembling and whole bag position of centre of gravity.Cause
Power battery of pure electric automobile bag is typically heavier, then directly affects complete vehicle quality distribution.
For this invention provides a kind of battery module device 700 for battery bag, the battery module device 700, which divides, is
Preceding battery modules component 710, middle battery modules 720 and multi-layer cell die set 730.
Wherein, as shown in figures 13-16, preceding battery modules component 710 divides for battery before battery modules before left side 711 and right side
Module 712, battery modules 712 are relative in the transverse direction of battery bag and electric before left side before battery modules 711 and right side before left side
Pond module 711 is spaced apart with battery modules before right side 712.
The heel row of battery modules component 710, multi-layer cell die set 730 are arranged on before middle battery modules 720 are arranged on
The rear of middle battery modules 720, multi-layer cell die set 730 have the battery modules of multiple superposed.
The back seat of vehicle need not do excessive adjustment, therefore the height of back seat is relatively low, and then in battery bag
The height of the position of corresponding back seat is higher, i.e. the rear humps of battery bag are to form afterwale portion 320, afterwale portion 320
It is interior to place multi-layer cell die set.
The battery module device 700 of the embodiment of the present invention, the inner space of the housing of battery bag can be made full use of, improved
Space availability ratio, radiated when having between battery modules gap favorably with work.
Multi-layer cell die set 730 includes stacked up and down upper strata battery modules 731 and lower floor's battery modules 732, on
Layer battery modules 731 can be arranged on central dividing plate body 641, and lower floor's battery modules 732 can be fixed on lower house 400
And it is located at lower floor's module right support 630, lower floor's module left socle 620, lower floor's module fore-stock 610 and central dividing plate body 641
Limit in lower floor's battery modules dress space.
Further, upper strata battery modules 731 and the consistency from top to bottom of lower floor's battery modules 732, upper strata battery modules 731 are with
Longitudinal centre line of each layer on battery bag in layer battery modules 732 is symmetrical.Thus, have to be distributed using complete vehicle quality and control
System, improve the riding stability of vehicle.
Middle battery modules 720 are located at the centre position of battery bag in the transverse direction of battery bag, thus further increase electricity
Chi Bao symmetry, ensure being evenly distributed for battery bag total quality.
Battery modules 711 are symmetrical on the longitudinal centre line of battery bag with battery modules before right side 712 before left side, thus keep away
The quality for exempting from battery bag or so is inconsistent and crooked phenomenon occurs.
The length direction of each battery modules in preceding battery modules component 710 is parallel to the transverse direction of battery bag, middle electricity
The length direction of pond module 720 parallel to battery bag longitudinal direction, each battery modules in multi-layer cell bag die set
Longitudinal direction of the length direction parallel to battery bag.
In other words, left and right directions extension of each battery modules in preceding battery modules component 710 along vehicle, middle battery
Fore-and-aft direction extension of the module 720 along vehicle, each battery modules in multi-layer cell die set 730 are along before and after vehicle
Direction extends.
Battery modules 712 include juxtaposed first battery modules 712a, the second battery modules 712b from front to back before right side
With the 3rd battery modules 712c, battery modules 711 include juxtaposed 17th battery modules 711q, the tenth from front to back before left side
Six battery modules 711p and the 15th battery modules 711o.
Middle battery modules 720 are the 14th battery modules 721n, and lower floor's battery modules 732 include juxtaposed from left to right the
12 battery modules 732l, the 13rd battery modules 732m, the 4th battery modules 732d, the electricity of the 5th battery modules 732e and the 6th
Pond module 732f.
Upper strata battery modules 731 include from left to right juxtaposed 11st battery modules 731k, the tenth battery modules 731j,
9th battery modules 731i, the 8th battery modules 731h and the 7th battery modules 731g.Wherein, the first battery modules 712a and
17 battery modules 711q are sequentially connected in series.There is positive terminal, the 17th battery modules 711q on first battery modules 712a
It is upper that there is negative pole end.
Further, the first battery modules 712a to the 9th battery modules 731i has the first detection plate 861 to carry out battery mould
Group parameter measurement, the tenth battery modules 731j to the 17th battery modules 711q carry out battery modules ginseng by the second detection plate 862
Number measurement.
In some embodiments of the invention, battery modules 712 include juxtaposed first battery mould from front to back before right side
712a, the second battery modules 712b and the 3rd battery modules 712c are organized, battery modules 711 are including juxtaposed from front to back before left side
17th battery modules 711q, the 16th battery modules 711p and the 15th battery modules 711o.
Middle battery modules 720 are the 4th battery modules 732d, and lower floor's battery modules 732 include the from left to right the juxtaposed tenth
Three battery modules 732m, the 14th battery modules 721n, the 5th battery modules 732e, the 6th battery modules 732f and the 7th battery
Module 732g.
Upper strata battery modules 731 include juxtaposed 12nd battery modules 731l, the 11st battery modules from left to right
731k, the battery modules 731i of the tenth battery modules 731j the 9th and the 8th battery modules 731h, wherein the first battery modules 712a
It is connected in series to the 17th battery modules 711q.
First battery modules 712a to the 3rd battery modules 712c and the 5th battery modules 732e to the tenth battery modules
731j carries out battery modules parameter measurement by the first detection plate 861, and remaining battery modules carry out battery by the second detection plate 862
Module parameter measurement.
Gap before left side before battery modules 711 and right side between battery modules 712 is 60mm-80mm, middle battery modules
The distance of 720 front end and the rear end of preceding battery modules component 710 is 40mm-60mm, the rear end of middle battery modules 720 and bilayer
The distance of the front end of battery modules component is 220mm-240mm.
The distance between upper strata battery modules 731 and lower floor's battery modules 732 are 10mm-15mm, and upper strata battery modules
731 or lower floor's battery modules 732 in gap between adjacent two battery modules be 1mm-5mm.Thus, battery mould is advantageous to
The radiating of group, it is ensured that battery modules are in suitable operating temperature.It should be noted that above-mentioned number range includes end points
Value.
Each battery modules include multiple single battery cores, and the battery modules of the embodiment of the present invention are divided into two classes, are ten respectively
The big module and ten pieces of single battery cores two of two pieces of single battery cores two and six string compositions and the small module of five string compositions, single battery core list
Body rated voltage 3.65V, nominal capacity 40Ah, big module monomer rated voltage 21.9V, nominal capacity 80Ah, small module monomer
Rated voltage 18.25V, nominal capacity 80Ah.
In some embodiments of the invention, each battery modules in preceding battery modules component 710 are big module,
Each battery modules in middle battery modules 720 and multi-layer cell die set 730 are small module.
The corresponding afterwale portion 320 of multi-layer cell die set 730 of the embodiment of the present invention and back seat, back seat account for
Height space is smaller, therefore the rear portion of battery pack housing could be arranged to afterwale portion 320, multi-layer cell die set
730 can be arranged in afterwale portion 320.
Main energy storage device of the electrokinetic cell system as new-energy automobile, is the critical component of new-energy automobile, battery
Pack arrangement intensity decides the security performance of battery system, or even has influence on the safety enforcement of vehicle, the intensity of its internal stent
Battery bag overall construction intensity is directly affected, on the premise of cost and technique, structural strength is considered, satisfaction is designed and requires
Fixed support, battery pack structure intensity requirement can be met, and can saves the resources such as cost.
Battery lower house component according to embodiments of the present invention can include lower house 400, preceding battery modules bottom plate 713,
Middle battery modules bottom plate 722 and detection plate bottom plate 740.
Wherein, as shown in figure 17, on the upper surface for the bottom wall that preceding battery modules bottom plate 713 is fixed on lower house 400, and it is preceding
Battery modules bottom plate 713 is used for battery modules component 710 before installing.
On the upper surface for the bottom wall that middle battery modules bottom plate 722 is fixed on lower house 400, and middle battery modules bottom plate 722
For battery modules in installation 720.
Detection plate bottom plate 740 is fixed on the upper surface of the bottom wall of lower house 400, and detection plate bottom plate 740 is used to install
Detection plate (including:First detection plate 861 and the second detection plate 862).
Battery bag lower house component according to embodiments of the present invention, pass through battery modules bottom before being set on lower house 400
Plate 713, middle battery modules bottom plate 722 and detection plate bottom plate 740 so that preceding battery modules component 710, middle battery modules 720 with
And detection plate installation is more stable.
In some embodiments of the invention, battery bag lower house component can also include preceding tubular reinforcements 751 with after
Tubular reinforcements 752, preceding tubular reinforcements 751 be arranged in parallel with rear tubular reinforcements 752 and are spaced on the longitudinal direction of battery bag
Open, each in preceding tubular reinforcements 751 and rear tubular reinforcements 752 is fixed on lower casing by tubular reinforcements fixed support
In body 400.Thus, the structural strength of battery bag lower house 400 is further increased, ensures that battery bag lower house 400 can be more
Add and firmly carry battery component.
Wherein, preceding battery modules bottom plate 713 is between preceding tubular reinforcements 751 and rear tubular reinforcements 752.It is preferred that
Ground, preceding tubular reinforcements 751 and rear tubular reinforcements 752 can be fixedly connected with preceding battery modules bottom plate 713.And then further
The structural strength of battery modules bottom plate 713 before improving, battery modules component 710 is more stably installed at preceding battery before guarantee
On module bottom plate 713.
Battery bag lower house component according to embodiments of the present invention also includes longitudinal connecting member 760, and longitudinal connecting member 760 is solid
It is scheduled on the upper surface of the bottom wall of lower house 400, longitudinal connecting member 760 is strengthened with preceding tubular reinforcements 751 and rear tubulose respectively
Part 752 is connected.Alternatively, longitudinal connecting member 760 can be fixed with preceding battery modules bottom plate 713.
Preceding battery modules bottom plate 713 includes left front battery modules bottom plate 713a and battery modules bottom plate 713b before the right side, left front
Battery modules bottom plate 713a is separately positioned on the left side and right side of longitudinal connecting member 760 with battery modules bottom plate 713b before the right side.It is left
Preceding battery modules bottom plate 713a and it is right before battery modules bottom plate 713b can be welded and fixed or be spirally connected with longitudinal connecting member 760 respectively
It is fixed.
The front-end and back-end of longitudinal connecting member 760 are shorter than the center section between being connected to front and rear end, left front battery
Module bottom plate 713a right side edge is fixed on the higher center section of longitudinal connecting member 760, battery modules bottom plate before the right side
713b left side edge is fixed on the higher center section of longitudinal connecting member 760, and left front battery modules bottom plate 713a
Right side edge with it is right before battery modules bottom plate 713b left side edge be spaced apart in the transverse direction of battery modules.
Tubular reinforcements fixed support includes preceding tubular reinforcements fixed support 753 and rear tubular reinforcements fixed support
754, size of the rear tubular reinforcements fixed support 754 in the transverse direction of battery bag is more than preceding tubular reinforcements fixed support 753
Size in the horizontal.
Further, left front battery modules bottom plate 713a and it is right before in battery modules bottom plate 713b each and front tube
Shape reinforcer fixed support 753, rear tubular reinforcements fixed support 754 are fixed.Thus, left front battery modules bottom plate 713a and the right side
Preceding battery modules bottom plate 713b structure is more stable, and preceding battery modules component 710 can more be stably installed at left front electricity
On pond module bottom plate 713a and battery modules bottom plate 713b before the right side.
The front end of middle battery modules bottom plate 722 respectively with two of left side and right side after tubular reinforcements fixed support 754
It is fixed, middle battery modules bottom plate 722 is located at the centre position of lower house 400 in the transverse direction of battery bag.
Further, battery bag lower house component also includes rear web beam 770, and rear web beam 770 is fixed on lower casing
On the upper surface of the bottom wall of body 400, the rear end of rear web beam 770 and middle battery modules bottom plate 722 is fixed.
Detection plate bottom plate 740 is located at the left side and right side of middle battery modules bottom plate 722 respectively, that is to say, that detection plate bottom plate
740 be two, respectively positioned at the left side and right side of middle battery modules bottom plate 722.
MSD supports 210 are additionally provided with middle battery modules bottom plate 722, and on the upper surface of the bottom wall of lower house 400 also
BDU supports are provided with, BDU supports are located at the front side of preceding tubular reinforcements 751.
Multiple bottom plates and support are provided with the lower house 400 of the embodiment of the present invention, and then lower house can be significantly improved
400 structural strength, so as to improve battery bag overall structural strength and rigidity.
Battery modules of the prior art are mainly heated by heating film, fluid heating and high-frequency alternating current electrical heating etc.
The heating of mode, wherein heating film is progressively applied to the new energy car battery bag design of each vehicle factor above, in these applications
In, most between heating film and module surface to be adhesively fixed using double faced adhesive tape, this fixed form requires the surface that is stuck
Smooth, cleaning, and long-term in complex environment in use, double faced adhesive tape easily comes off causes that heating properties decline or even heating is lost
Effect, therefore how heating film effectively to be fixed into battery surface is to need the technology solved to ask in electrokinetic cell heating technique
Topic.
Therefore, the present invention proposes a kind of battery modules for battery bag, the embodiment of the present invention is described more fully below
Battery modules.
As shown in figs. 18-21, battery modules according to embodiments of the present invention can include module bracket 781, electric heating sheets
782 and battery body 783.
Wherein, module bracket 781 is the supporting construction of battery modules, and module bracket 781 can be supported on lower house 400
On, for example, module bracket 781 can fix or on preceding battery modules bottom plate 713 and middle battery modules bottom plate 722.
Electric heating sheets 782 are arranged in module bracket 781, and are provided between electric heating sheets 782 and module bracket 781
Module flexible structure 784;Battery body 783 is arranged on electric heating sheets 782.
Electric heating sheets 782 can heat to battery body 783, ensure that battery body 783 is in suitable work temperature
Degree, the temperature of electric heating sheets 782 can be regulated and controled by vehicle control center according to the environment in the external world.
In some embodiments of the invention, module flexible structure 784 is sheet and is folded in electric heating sheets 782 and module
Between support 781.Module flexible structure 784 can keep apart electric heating sheets 782 and module bracket 781, avoid module flexible
When structure 784 is partially or fully come unglued, module flexible structure 784 is directly contacted and caused danger with module bracket 781.
In addition, electric heating sheets 782 and module bracket 781 can be ensured by compressing caused power by module flexible structure 784
Effectively fitting, prevents module flexible structure 784 from coming off, and increases heating effect.
In some embodiments of the invention, module flexible structure 784 is identical with the shape of electric heating sheets 782.
In the other embodiment of the present invention, module flexible structure 784 is flexible strip and is multiple.
Specifically, module flexible structure 784 includes front end flexible strip 784a, rear end flexible strip 784b, left end flexible strip
784c and right-hand member flexible strip 784d, front end flexible strip 784a are arranged on the front end of electric heating sheets 782, and rear end flexible strip 784b is set
In the rear end of electric heating sheets 782, left end flexible strip 784c is arranged on the left end of electric heating sheets 782, and right-hand member flexible strip 784d is set
In the right-hand member of electric heating sheets 782.
Further, each two end faces in front end flexible strip 784a and rear end flexible strip 784b add with electricity respectively
Two longitudinal sides of backing 782 are concordant, left end flexible strip 784c and the setting of right-hand member flexible strip 784d faces and each distance
Front end flexible strip 784a and rear end flexible strip 784b distance are equal.
In yet another embodiment of the present invention, length direction of multiple flexible strips along battery modules is spaced apart distribution.
Further, two end faces of flexible strip are concordant with two longitudinal sides of electric heating sheets 782 respectively.
Further, the flexible strip in multiple flexible strips positioned at front-end and back-end is narrower, between front-end and back-end
Flexible strip it is wider.
The battery modules of the embodiment of the present invention, by setting a whole mould between module bracket 781 and electric heating sheets 782
Group flexible structure 784 or multiple flexible strips, even if local shedding occurs for module flexible structure 784 or multiple flexible strips, also may be used
To avoid electric heating sheets 782 from directly being contacted with module bracket 781, and then avoid the generation of danger.
It should be noted that flexible strip can be fixed between electric heating sheets 782 and module bracket 781 by double faced adhesive tape,
Certain flexible strip can also be fixed between electric heating sheets 782 and module bracket 781 by other means.
In some embodiments of the invention, module flexible structure 784 is foam.Preferably, flexible structure is high temperature resistant
Foam.
The tubulose reinforcement structure for battery bag of the embodiment of the present invention is described below in detail.
As shown in figure 17, tubulose reinforcement structure according to embodiments of the present invention can include tubular reinforcements and tubulose is strengthened
Part fixed support.
Wherein, tubular reinforcements extending laterally along battery bag, tubular reinforcements are hollow pipe beam texture, and tubulose adds
Strong part fixed support is fixed on the left end and right-hand member of tubular reinforcements, the tubular reinforcements fixed support lower casing with battery bag respectively
The inner surface of the upper surface of the bottom wall of body 400 and the side wall of lower house 400 is fixedly connected.
Thus, it is possible to significantly improve the structural strength of lower house 400, the mounting stability of battery modules is improved.
Tubulose stiffening device for battery bag according to embodiments of the present invention, including tubular reinforcements and tubular reinforcements
Fixed support, tubular reinforcements and tubular reinforcements fixed support can significantly improve the stability of battery modules installation.
In some embodiments of the invention, tubular reinforcements extend to the side-walls in the left side of lower house 400 to the left, pipe
The right-hand member of shape reinforcer extends right up to the side-walls on the right side of lower house 400.
Tubular reinforcements have a square-section, square-section can easily with the upper surface of the bottom wall of lower house 400 and
The inner surface of the side wall of lower house 400 is fixedly connected.
Tubular reinforcements include preceding tubular reinforcements 751 and rear tubular reinforcements 752, preceding tubular reinforcements 751 and rear pipe
Shape reinforcement be arranged in parallel and opened in the longitudinally spaced of battery bag.
Tubulose stiffening device also includes longitudinal connecting member 760, and longitudinal connecting member 760 is fixed on the bottom wall of lower house 400
On upper surface, longitudinal connecting member 760 is connected with preceding tubular reinforcements 751 and rear tubular reinforcements 752 respectively.Alternatively, longitudinal direction
Connector 760, which can weld or be spirally connected, to be fixed on the bottom wall of lower house 400.
The front end of longitudinal connecting member 760 and the centre position of preceding tubular reinforcements 751 are fixed, after longitudinal connecting member 760
The centre position with rear tubular reinforcements 752 is held to fix.
Tubular reinforcements fixed support includes preceding tubular reinforcements fixed support 753 and rear tubular reinforcements fixed support
754, size of the rear tubular reinforcements fixed support 754 in the transverse direction of battery bag is more than preceding tubular reinforcements fixed support 753
Size in the horizontal.
Further, after the quantity of preceding tubular reinforcements 751 and the fixed bit of preceding tubular reinforcements fixed support 753 is less than
The quantity of tubular reinforcements 752 and the fixed bit of rear tubular reinforcements fixed support 754.
In the specific example of the present invention, the fixing point of preceding tubular reinforcements 751 and preceding tubular reinforcements fixed support 753
For 5, the fixing point of rear tubular reinforcements 752 and rear tubular reinforcements fixed support 754 is 7.
When vehicle is impacted, square preceding tubular reinforcements 751 and rear tubular reinforcements 752 can effectively absorb punching
Energy is hit, to be protected to battery modules.
Preferably, tubular reinforcements lightening hole is provided with tubular reinforcements.And then the strong of self-strength can ensured
The lower weight for reducing tubular reinforcements of degree, reduce the energy consumption of vehicle.
Fixed in addition, tubular reinforcements lightening hole is formed for tubular reinforcements wire harness/copper bar of fixed beam/copper bar
Hole.In other words, tubular reinforcements lightening hole can also be to for fixed beam/copper bar.
The tubulose stiffening device of the embodiment of the present invention can effectively improve the integral rigidity and intensity of battery bag, to battery mould
Group can carry out omnibearing protection, while wire harness and copper bar inside and can self-contained battery bag.
In the prior art, the low voltage wiring harness inside electrokinetic cell bag, heating film wire harness are more, to avoid in driving conditions
In, wire harness abrasion or fracture, cause electrokinetic cell bag internal security problem, can be fixed wire harness by fixing device, ensured
Security.
Therefore, the present invention proposes a kind of line protecting box 820 for battery bag, the line protecting box 820 of the embodiment of the present invention can
With including line protecting box body 821 and lid 822.
Wherein, as illustrated in figs. 22-25, Longitudinal extending of the line protecting box body 821 along battery bag, line protecting box body 821 are indulged
To both ends and open top, wire harness escape groove 801 is provided with the left side wall and right side wall of line protecting box body 821;Lid 822
The top of line protecting box body 821 is arranged on, lid 822 connects and fixes with line protecting box body 821.
Line protecting box body 821 and lid 822 can effective protection wire, effectively reduce wire harness abrasion and fracture it is general
Rate.And wire harness can pass through the escape groove on line protecting box 820 to be connected with battery modules.
In some embodiments of the invention, wire harness escape groove 801 is "u"-shaped groove, and the opening of "u"-shaped groove upper end is arranged on
On the upper surface of the side wall of line protecting box body 821.
Line protecting box wire harness clip button hole 802 is additionally provided with the left side wall and right side wall of line protecting box body 821, wire harness can be worn
Cross line protecting box block button hole 802 and be connected with battery modules.
The left side edge and right side edge of lid 822 are respectively arranged with box cover buckling 822a, the left side of line protecting box body 821
Line protecting box hole clipping 803, box cover buckling 822 are respectively arranged with wall and right side wallaIt is connected in line protecting box hole clipping 803, and then will
Lid 822 is fixed together with line protecting box body 821.
The left side edge and right side edge of lid 822 are respectively arranged with lid spacing preiection 822b, and the lid in left side is spacing
Raised 822b is bonded with the outside wall surface of the left side wall of line protecting box body 821, lid spacing preiection 822b and the line protecting box sheet on right side
The outside wall surface fitting of the right side wall of body 821.
Thus, the bonding strength of lid 822 and line protecting box body 821 is further increased, the installation of lid 822 is stablized, no
Easily come off, the mounting stability of wire harness has been effectively ensured.
Further, lid spacing preiection 822b point is multigroup to have three lid spacing preiection 822b in each group, each
Length in group positioned at two lid spacing preiection 822b at both ends is less than the length positioned at middle lid spacing preiection 822b.
In some embodiments of the invention, the left side wall of line protecting box body 821 and the internal face of right side wall are additionally provided with
The line protecting box reinforcement 821a extended vertically, line protecting box reinforcement 821a extend downward into the upper of the bottom wall of line protecting box body 821
On surface.
Thus, it is possible to improve the structural strength of line protecting box body 821, ensure that line protecting box body 821 can be protected preferably
Wire harness.
In some embodiments of the invention, lid 822 includes more sub- lid 822c, adjacent two sub- lid 822c
Between be provided with the thinning sub- lid connecting portion of thickness so that two adjacent sub- lid 822c can relative bending.Thus, it is possible to
Easily by sub- lid 822c open, certain part of wire harness be damaged need change when, can be by the part of lid 822
Opening is overhauled or replaced with the wire harness to damage.
Line protecting box fixing hole 804 is provided with the bottom wall of line protecting box body 821, line protecting box fixing hole 804, which goes out, is embedded with shield
The metal ferrules of line box 820.Internal thread can be provided with metal ferrules, line protecting box body 821 can pass through metal ferrules screw thread
It is fixed on lower house 400.
Specifically, the front-end and back-end of longitudinal connecting member 760 are shorter than the center section between being connected to front and rear end, by
This longitudinal connecting member 760 can support whole line protecting box 820.
Line protecting box body 821 is the working of plastics added with glass, and lid 822 is to be provided with box on working of plastics and lid 822
Lid lightening hole 805.Specifically, line protecting box body 821 can be PBT-GF30 mouldings, and lid 822 can be PA66 parts.
The line protecting box 820 for battery bag of the embodiment of the present invention, can cause heating film wire harness inside battery bag and
The integrated arrangement of low voltage wiring harness is neat, and fixation is more firm, avoids safety problem caused by wire harness abrasion or fracture.
Most battery cutout unit (BDU) housings in correlation technique use upper-lower casing interface arrangment, due to clamping knot
Structure does not have bolt fastening structure intensity high, and housing is yielding after assembling;The fixed electricity of battery cutout unit (BDU) lower house installation
Device is more, and fixed installation and rat tail have corresponding status requirement, electrical part position easily be present and direction installation is wrong
By mistake;Lower casing body thickness a larger increase weight of housing simultaneously.
Therefore, the present invention proposes a kind of BDU810 for vehicle, be described below in detail being used for for the embodiment of the present invention
The BDU810 of vehicle.
As shown in figs. 26-27, the BDU810 for vehicle being used for according to the present invention can include BDU housings 811, main positive relay
812 bear relay 813, preliminary filling relay 814 and preliminary filling resistance 815, heating relay 816 and heating fuse 817 with main.
Wherein, BDU housings 811 include BDU bottom plates 811a and the BDU upper casings 811b being arranged on BDU bottom plates 811.On BDU
Card wire structure is provided with shell 811b top surfaces, wire harness can be fastened on the card wire structure.Alternatively, the card wire structure is card line
Groove.
Main positive relay 812 and main negative relay 813 are arranged in BDU housings 811, preliminary filling relay 814 and precharge
Resistance 815 is arranged in BDU housings 811 and relay 812 positive with master is arranged in parallel;Heat relay 816 and heating fuse 817
It is arranged in BDU housings 811.
Main positive relay 812 and main negative relay 813 are fixed on BDU bottom plates 811a centre position, preliminary filling relay
814th, heat relay 816, heating fuse 817 is fixed on BDU bottom plates 811a on and positioned at main positive relay 812, it is main bear after
The side of electrical equipment 813, preliminary filling resistance 815 are fixed on BDU bottom plates 811a and positioned at main positive relay 812, main negative relays 813
Opposite side.
BDU810 for vehicle also includes current divider 818, and current divider 818 is fixed on BDU bottom plates 811a, and is shunted
Device 818 is adjacent with before and after preliminary filling resistance 815.
Further, preliminary filling relay 814, heating relay 816, heating fuse 817, main positive relay 812, master are negative
Relay 813 and current divider 818 are arranged in a row.
Current divider coaming plate 818a is additionally provided with BDU bottom plates 811, current divider 818 is built in current divider coaming plate 818a, by
This current divider 818 can be more fixedly mounted on BDU bottom plates 811a.
One is additionally provided with BDU bottom plates 811a and aligns clamping plate 812a and a pair of auxiliary splint 813a, main positive relay 812 is set
Between one aligns clamping plate 812a, main negative relay 813 is arranged between a pair of auxiliary splint 813a.Thus, main positive relay 812
Can more it be fixedly mounted on BDU bottom plates 811a with main negative relay 813.
Also set up on BDU bottom plates 811a and the main positive anti-misloading portion of relay and the main negative anti-misloading portion of relay.Thus, it is possible to
Avoid leading positive relay 812 and main negative relay 813 is wrongly installed, significantly improve BDU810 installation effectiveness.
Also set up on BDU bottom plates 811a and be arranged on a pair of heating plate 816a with a pair of heating plate 816a, heating relay 816
Between, also set up on BDU bottom plates 811a with fuse coaming plate 817a, heating fuse 817 be arranged on fuse coaming plate 817a it
Between, preliminary filling relay 814 is arranged between fuse coaming plate 817a and adjacent heating plate 816a.
The anti-misloading portion of preliminary filling relay is provided with BDU bottom plates 811a, heats and heating relay mistake proofing is provided with clamping plate
Dress portion.Thus, it is possible to avoid preliminary filling relay 814 and heating relay 816 that misloading occurs, BDU810 installation effect is greatly improved
Rate and accuracy rate.
BDU reinforcements 811c, BDU reinforcement 811c is provided with BDU bottom plates 811a to set adjacent to BDU bottom plates 811a edge
Put, and BDU reinforcements 811c development length is at least over the half of BDU bottom plate 811a outward flanges girth.Thus, further
The structural strength of BDU bottom plates 811 is improved, ensures BDU810 structural soundness, the electrical part inside BDU810 is in more
Stable and safety working environment.
The BDU810 of the embodiment of the present invention includes BDU bottom plate 811a and BDU upper casing 811b, BDU bottom plate 811a and BDU upper casings
811b, which coordinates, has higher sealing and non-deformability;Electrical part on BDU bottom plates 811a has error-disable function, avoids phase
With electrical part position setup error and same electrical part direction setup error;BDU bottom plates 811a sets BDU reinforcements 811c can be with
Aobvious increase shell structure intensity.Electrical part integrated form is fixedly mounted in the battery cutout unit (BDU810) of the embodiment of the present invention,
Electrokinetic cell bag space effectively is utilized, protects the functional safety of electrical part.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
What combined in an appropriate manner in one or more embodiments or example.In addition, those skilled in the art can say this
Different embodiments or example described in bright book are engaged and combined.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.