CN108297664A - Battery load-bearing part with spacer sleeve - Google Patents
Battery load-bearing part with spacer sleeve Download PDFInfo
- Publication number
- CN108297664A CN108297664A CN201810028531.XA CN201810028531A CN108297664A CN 108297664 A CN108297664 A CN 108297664A CN 201810028531 A CN201810028531 A CN 201810028531A CN 108297664 A CN108297664 A CN 108297664A
- Authority
- CN
- China
- Prior art keywords
- spacer sleeve
- bearing part
- battery load
- sleeve
- head cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/04—Arrangement of batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
- H01M50/293—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs characterised by the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0438—Arrangement under the floor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The battery load-bearing part (1) that the present invention relates to a kind of for being arranged on electric vehicle, wherein, the battery load-bearing part (1) is suitable for accommodating at least one battery and with the head cover (4) of slot (3) and the closing slot (3) with bottom (2), wherein, at least one spacer sleeve (8) passed through by bolt (7) is provided between head cover (4) and bottom (2), the battery load-bearing part is characterized in that, spacer sleeve (8) and bottom (2) material couple and/or are inserted between spacer sleeve (8) and bottom (2) and/or between bolt (7) and bottom (2) sealing element (16) in locking manner.
Description
Technical field
The present invention relates to a kind of feature of basis in the preamble of claim 1, for be arranged in electric vehicle
Battery load-bearing part.
Background technology
Known electric vehicle from the prior art.Herein in the battery by the electric energy storage needed for driving.These batteries also by
Referred to as accumulator or running battery.In order to reach acceptable, up to hundreds of kilometer stroke, usual multiple batteries are necessary
, these batteries have big capacity and dead weight on the whole.
Thus it is known from the prior art that these batteries are arranged in the bottom section of motor vehicle.In addition, the battery is certainly
Body must be protected relative to external weather influence.In addition, the steam or liquid that are escaped from battery should be mended
It repays, in case it is entered in environment.
For this purpose, from the prior art it is further known that battery load-bearing part, also referred to as battery case or battery attic base
(battery tray).These battery load-bearing parts have the head cover of the slot of setting battery and the closing slot wherein mostly.
This battery load-bearing part has planar, up to several square metres extension sizes sometimes, is greater than 2m2, especially greater than
3m2Area.Correspondingly, the bottom (but head cover) of slot may be sagging or be vibrated between travelling the runtime.Therefore, bottom
It should consistently be spaced from each other with head cover.In this regard, the spacer sleeve being arranged in battery load-bearing part known to from the prior art,
In, pass through the bolt of spacer sleeve to be arranged in spacer sleeve.By bolt, battery load-bearing part is also tightened on motor-driven together simultaneously mostly
On the bottom of vehicle vehicle body.Thus the total weight of battery load-bearing part is made to be distributed on vehicle body at multiple screw-in points.In addition it realizes rigid
Property connection.
Invention content
The task of the present invention is, simplify known battery load-bearing part from the prior art in structure by spacer sleeve, but
It is to improve accuracy simultaneously and also improve sealing effect.
Task according to the present invention according to the battery load-bearing part of feature in claim 1 by solving.
Advantageous structural change scheme is the theme of dependent claims.
Battery load-bearing part is suitable for being arranged on electric vehicle.It is especially assemblied in the bottom section of electric vehicle.Battery
Load-bearing part is suitable for accommodating at least one battery, preferably accommodates multiple batteries, these batteries can connect in series or in parallelly.
Battery load-bearing part has the slot with bottom thus.The bottom of slot and especially slot preferably by metal material (such as
Steel material or light metal material) it is made.
In addition, battery load-bearing part has the head cover for closing the slot.Head cover itself can be constructed flatly.But head cover is certainly
Body also can construct to channel-shaped.Head cover can be constructed by material identical with slot.But head cover also can be by plastics or other
Material constructs.
At least one spacer sleeve passed through by bolt is provided between head cover and bottom.Preferably at least two, especially
Multiple intervals are set between head cover and bottom.Optionally also there can be cooling system to be present in battery load-bearing part.
Now according to present invention provide that, spacer sleeve and base material couple (especially weld) in locking manner.As alternative or
Person as supplement, according to present invention provide that, be inserted into sealing element between spacer sleeve and bottom and/or between bolt and bottom.
In this case, spacer sleeve also can force closure and/or form locking coupled with bottom.
Since spacer sleeve and bottom are welding, may not be needed to take first between spacer sleeve and bottom other close
Envelope measure.Sealing element is equally inserted into further preferably between spacer sleeve and head cover.Sealing element can also be in bottom and spacer sleeve
Between be inserted into.Moisture and/or rainwater outside battery load-bearing part or water spray therefore can not enter slot, head cover and
In the inner space provided between spacer sleeve.Meanwhile the battery steam and/or battery liquid of effusion can not be from inner spaces
Out.Since especially spacer sleeve is solded into slot, manufacture and installation simply carry out.It is described welding herein preferably from
Realize outside so that the end side surface of spacer sleeve or peripheral surface and the lateral surface of bottom by radially around weld seam engage.
Especially either material uniformly by bulk forming or is used as punching component system to spacer sleeve one-piece thus
At.It expends big, for manufacturing spacer sleeve processing (such as being processed into rotatable parts) therefore can cancel.Spacer sleeve itself is outstanding
Its by Steel material or light metal material, especially the latter in the case of be made of aluminum material.The selection of material particularly depends on
It carries out to the material of bottom so that obtain spacer sleeve and bottom good weldability.
In order to make the intensity of manufactured connection further be promoted, preferably provide, spacer sleeve is radially widened in end side.Institute
Stating radial widen can for example be realized by extension or upset.It is preferably provided with neck shape portion (Kragen).The those widened sections can
Construction is in each end side of spacer sleeve.But the those widened sections preferable configuration is on the end of the bottom side of spacer sleeve.But
It is the those widened sections also can only construct on the end of the roof side of spacer sleeve.
Sealing element further preferably can be inserted between the end and head cover of end side.The sealing element is especially by rubber
Sealing element made of the material or elastomeric material of class.Particularly preferably O-ring.It further preferably can be in the end of end side
On process groove so that sealing element is at least partially disposed in groove.
In order to install battery load-bearing part (especially slot) for the first time, spacer sleeve further preferably has positioning auxiliary portion.One
In kind structural change scheme, positioning auxiliary portion can be made up of ladder convex shoulder (Stufenabsatz).The ladder convex shoulder constructs
On peripheral surface.Spacer sleeve is set to be embedded into the opening in bottom preferably by ladder convex shoulder, until it sticks on bottom
On medial surface.Be furthermore possible to by radially around weld seam so that spacer sleeve is coupled in locking manner with base material.
Coupled instead of material is sealed, can also make bottom with spacer sleeve force closure and/or form locking couple, especially
It is coupled in the case where being inserted into sealing element.For this purpose, bottom is more particularly in the region inside edge of opening.The side of the flanging
Edge surrounds spacer sleeve herein.It is especially fitted in spacer sleeve from inside and form locking stick on the inner peripheral surface of spacer sleeve
On.It is preferred that the inner peripheral surface of the end of the bottom side of the spacer sleeve is furthermore possible to pockets, wherein open the bottom
Stick in pockets to the edge form locking by flanging of mouth.
In another preferred structural change scheme, the region for being open or constituting the edge of the opening can have
Towards the cavity or pressing part of the inner space of battery load-bearing part.The head of preferred bolt is at least partially accommodated into cavity
In.This is prevented on the head of the battery load-bearing part rear bolt that installation is complete in a motor vehicle or below motor vehicle relative to bottom
Big degree it is downwardly projected.In addition, bolt and/or sealing element are calibrated.
In another preferred structural change scheme, the medial surface of spacer sleeve and bottom is set to couple by friction welding.
The preferred structural change scheme regulation of another kind of the present invention, (especially in the head cover of spacer sleeve on spacer sleeve
On the end of side) form locking and optionally add sleeve to force closure.Sleeve is referred to as clamping sleeve.The sleeve
It sticks on the medial surface of head cover and/or is coupled with head cover.It is preferred that being inserted into sealing element between sleeve and head cover.Further preferably
Also sealing element can be inserted between sleeve and spacer sleeve.In addition, sleeve can have the diameter bigger than spacer sleeve.Thus, it is possible to
Expand the sealing area towards head cover.Tolerance compensating is equipped with further preferably between spacer sleeve and sleeve.Such as can by
It is cumulative tighten bolt by force in the case of sleeve is more strongly pressed on spacer sleeve.It is different between head cover and bottom
Therefore spacing can be compensated.
Preferably by set the end towards sleeve or sleeve end towards spacer sleeve taper attenuate
It is configured to realize tolerance compensating and the voluntarily centering with head cover towards bottom of these sets.
It is furthermore possible to carry out radial tolerance compensating between the hole in the spacer sleeve being through and in head cover.
Description of the drawings
Other advantage, feature, characteristic and the aspect of the present invention is the theme subsequently illustrated.Preferred structural change scheme
It is shown in schematical attached drawing.These attached drawings are for simply understanding the present invention.In the accompanying drawings：
Fig. 1 a and Fig. 1 b illustrate battery load-bearing part according to the present invention with perspective respectively, and
Fig. 2 to Fig. 9 is shown in section view the different structural change schemes of the battery load-bearing part with spacer sleeve.
Specific implementation mode
In the drawings, even if eliminating for clarity reasons, repeat description is identical or similar component
Using identical reference numeral.
Fig. 1 a and Fig. 1 b illustrate battery load-bearing part 1 according to the present invention with perspective respectively, but the battery load-bearing part does not have
There is head cover.Battery load-bearing part 1 according to fig. 1a is the component for completing assembly.Bottom 2 with it is laterally circular, especially by extrusion pressing type
The frame 35 that material is constituted couples.Thus slot 3 is constituted.Spacer sleeve 8 according to the present invention is provided in battery load-bearing part 1 so that
With the coupling of the head cover not being shown specifically after, the circular frame 35 and each spacer sleeve 8 are coupled with head cover.Fig. 1 b's
In the case of, the slot 3 of battery load-bearing part 1 is configured to deep-draw component.Therefore, bottom 2 and the circular frame 35 one-piece and
Material uniformly constructs.Relative to frame 35, flange 36 protrudes outward again from upside.Herein, also in battery load-bearing part 1
Be provided with spacer sleeve 8 so that with the coupling of the head cover not being shown specifically after, flange 36 and each spacer sleeve 8 respectively with head cover
It reclines.
Fig. 2 is shown in section view the part of battery load-bearing part 1 according to the present invention.Relative to drawing plane, battery carrying
The bottom 2 of the slot 3 of part 1 is in lower part.Relative to drawing plane, head cover 4 is in top.It is equipped with and is used between head cover 4 and slot 3
Accommodate the inner space 5 for the battery not being shown specifically.Interval 6 in order to make head cover 4 and bottom 2 mutually keep previously given now
And at the same time battery load-bearing part 1 is enable to be screwed with the motor vehicle body not being shown specifically, a bolt 7 passes through, is preferably multiple
(but being not been shown in detail) bolt 7 passes through battery load-bearing part 1 and is fixed in the lower section or solid of motor vehicle body K
It is scheduled in the motor vehicle body, the motor vehicle body is indicated in the top of head cover 4 with reference numeral K.In order to allow bolt 7
Screw-down torque deforms bottom 2, embedded spacer sleeve 8.Spacer sleeve 8 makes bottom 2 and head cover 4 mutually keep previously given interval
6.Meanwhile spacer sleeve 8 being supported relative to head cover 4 by the torque of tightening that the head of bolt 79 applies.Bolt 7 can for example be fixed
On seat beam or it is fixed on the bottom plate load-bearing part of motor vehicle body K.
Now according to present invention provide that, on bottom 2 (i.e. shown here on the lateral surface 10 of bottom 2), surround
Weld seam 11 so that spacer sleeve 8 is coupled with bottom 2.Thus connection that is fastening and sealing simultaneously is provided.Optionally as supplement or
As alternative, the weld seam 11 especially sealed can also couple person with the medial surface 12 of bottom 2.The weld seam especially sealed
Also bottom 2 is made to be connected with spacer sleeve 8.
Spacer sleeve 8 is configured to elongated cylinder herein, with outer diameter A 8 and internal diameter I8.The inside of spacer sleeve 8
It is hollow so that bolt 7 is guided across it.The end 13 of the roof side of spacer sleeve 8 constructs with widening so that in head cover 4
Larger abutment face is formed on medial surface 14.Groove is equipped in the end side surface 15 of the end of the roof side 13, wherein at this
Sealing element 16 is provided in groove.Sealing element 16 is especially configured to circular O-ring and makes through 4 structure of spacer sleeve 8 and head cover
At inner space 5 relative to external environment U seal.On the end of bottom side 17, it is equipped on the peripheral surface 19 of spacer sleeve 8
Ladder convex shoulder 18, wherein ladder convex shoulder 18 passes through the opening of bottom 2 and then sticks on to form locking the medial surface of bottom 2
On 12.Thus, it is possible to realize centering in the case of embedded spacer sleeve 8.There are the feelings of weld seam 11 on the lateral surface 10 of bottom 2
Under condition, it is 11 He of weld seam that spacer sleeve 8 has spacing A, the spacing between the end 13 of the end side of ladder convex shoulder 18 and spacer sleeve
The head 9 of bolt 7 leaves enough spaces.
Fig. 3 shows a kind of structural change scheme of alternative of spacer sleeve 8.Here, on the end of bottom side 17, spacer sleeve
8 radially extend by neck shape portion 20.Neck shape portion 20 is at least partially supporting on the lateral surface 10 of bottom 2 and by circular
Weld seam 11 and bottom 2 weld.Thus the support force along motor vehicle vertical direction Z is improved.Due to the aluminium of being connected to of overlapping
In the case of can more easily weld, therefore lead shape portion 20 in particular for improving wire bondability.Meanwhile opening 21 can expand
Tectonics is in bottom 2 so that spacer sleeve 8 can pass through 21 ground of opening to be moved along radial direction R, so as to tolerance balancing.
On the end of roof side 13, spacer sleeve 8 constructs with being tapered, especially taper it is tapered.
This is externally provided with sleeve 22, which is inserted on spacer sleeve 8.Sleeve 22 has the internal diameter I22 that taper extends, and corresponds to
The outer diameter that in the region of the end 13 of the roof side of spacer sleeve 8, taper extends.In the end side surface 23 of sleeve 22, pushing up
Between the medial surface 12 of lid 4 and the end side surface 23 of sleeve 22 again be provided with sealing element 16, the sealing element make inner space 5 relative to
Ambient enviroment U sealings.It is furthermore possible in the way of (Clip-Verbindung) 24 that be clamped and connected in sleeve 22 and spacer sleeve 8
Between construct fluted and spring connector system.Be furthermore possible to be equipped with ladder convex shoulder 18 so that 22 form locking of sleeve along axis
It reclines to direction or motor vehicle vertical direction z with spacer sleeve 8.Moved towards by the extension of the taper, be capable of providing first by
Cumulative strong force closure so that relatively compensated relative in bottom 2 and head cover along motor vehicle vertical direction Z with torque is tightened
The tolerance of spacing 6 between 4.
It further especially also can be by positioning compensation of the spacer sleeve 8 in the opening 21 of bottom 2 along in head cover 4
In opening 25 radial direction R tolerance.Herein, relative to drawing plane, on right side, there are bolts 7 relative to head cover 4
The larger spacing of opening 25, this can be obtained by spacer sleeve 8 along positioning of the radial direction R in the opening 21 of bottom 2
Compensation.
Fig. 4 shows that the opening 21 of bottom 2 has crimping 26 with the modification relative to Fig. 3.Crimping 26 is opened described in being used to stablize
Mouth 21 and the thus edge of stable opening 21 or the abutment face relative to spacer sleeve 8 and bolt 7.Paste to 26 form locking of crimping
It leans against on the peripheral surface 19 of spacer sleeve 8.By the measure can guide interval set 8 pass through bottom 2 and at the same time spacer sleeve is made to exist
Among these positioning and form locking and/or force closure remain in position.Hereafter it is then able to implement weld seam 11 (herein
It is shown between the lateral surface 10 of bottom 2 and the neck shape portion 20 of spacer sleeve 8).May also it is contemplated that the roof side,
In this case the end 13 that taper extends generates the crimping 26 in the opening 21 of bottom 2 in the case where spacer sleeve 8 is pushed into.
Fig. 5 shows a kind of structural change scheme of alternative.Here, being configured on the end 17 of the bottom side of spacer sleeve 8
Protrusion 27.The protrusion 27 can also be described as protrusion of feeling relieved.It is embedded into the opening 21 in bottom 2.Bottom 2 is certainly
Body has cavity (Einmuldung) 28, by the cavity, outside of the bottom along motor vehicle vertical direction Z relative to bottom 2
Face 10 retracts in inner space 5.Cavity 28 is the region for the opening 21 being enclosed in bottom 2.Bottom 2, be in cavity
Between lateral surface 10 in 28 region and the head 9 of bolt 7, it is inserted into a sealing element 16 in addition.The sealing element 16 also can
It is constructed in the form of O-ring.On the end of roof side 13 equally relative to end side surface 15 retraction construct fluted 29 and
Sealing element 16 is again provided in groove 29 so that sealing is realized between spacer sleeve 8 and the medial surface 14 of head cover 4.
Fig. 6 shows a kind of structural change scheme of alternative.Accordingly, 8 form locking of spacer sleeve on the medial surface 12 of bottom 2
Snugly it is arranged.In addition, between the end side surface 30 of the end 13 of the bottom side of the spacer sleeve 8 and the medial surface 12 of bottom 2
It is inserted into sealing element 16.The inner peripheral surface 31 of spacer sleeve 8 has pockets 32 in addition so that the opening 21 of bottom 2 passes through flanging
33 form locking of edge be embedded into pockets 32.Therefore spacer sleeve 8 is maintained at bottom 2 to form locking by the flanging
On.In addition, the groove 29 for accommodating sealing element 16 is provided with again on the end of the roof side 13, so that 8 phase of spacer sleeve
The medial surface 14 of head cover 4 is sealed.
Fig. 7 shows a kind of structural change scheme of alternative.Here, the end 17 of the bottom side of spacer sleeve 8 passes through friction welding (FW)
It connects (especially spin friction welding) and the medial surface 12 of bottom 2 couples.Solder bump 34 is obtained herein, the solder bump
Radially or axially protrude.Solder bump 34 can be retained in battery load-bearing part 1 internally and/or externally
Or it is removed in the case where there is demand.In this diagram, the end 13 of the roof side is radial to be constructed with widening so that is being inserted
There are the supporting surfaces of bigger in end side surface 15 for the medial surface 14 for entering in the case of sealing element 16 relative to head cover 4.
Two kinds of other structural change schemes are shown in figs. 8 and 9.Structure is distinguished in the opening 21 in bottom 2 accordingly
Crimping 26 is made.The crimping 26 of Fig. 8 is oriented towards inner space 5.The crimping 26 of Fig. 9 orients towards the outside.On the end of crimping 26
Respectively weld seam 11 is configured with radially around ground.The end 13 of the roof side of the bolt 7 constructs with widening respectively.
Reference numerals list
1 battery load-bearing part
2 bottoms
3 slots
4 head covers
5 inner spaces
6 spacing
7 bolts
8 spacer sleeves
97 head
10 2 lateral surface
11 weld seams
12 2 medial surface
13 8 end
14 4 medial surface
15 13 end side surface
16 sealing elements
The end of 17 8 bottom side
18 ladder convex shoulders
19 8 peripheral surface
20 neck shape portions
21 opening in 2
22 sleeves
23 22 end side surface
24 are clamped and connected
25 4 opening
26 crimpings
27 protrusions
28 cavitys
29 grooves
30 end side surfaces
31 inner peripheral surfaces
32 pockets
33 pass through the edge of flanging
34 solder bumps
35 frames
36 flanges
A spacing
Z motor vehicle vertical directions
The outer diameter of A8 8
The internal diameter of I8 8
The internal diameter of I22 22
U ambient enviroments
R radial directions
K motor vehicle bodies
Claims (14)
1. the battery load-bearing part (1) for being arranged on electric vehicle, wherein the battery load-bearing part (1) is suitable for accommodating at least
One battery and the head cover (4) with slot (3) and the closing slot (3) with bottom (2), wherein in the head cover (4)
At least one spacer sleeve (8) passed through by bolt (7) is provided between the bottom (2), which is characterized in that the spacer sleeve
(8) coupled in locking manner with the bottom (2) material, and/or between spacer sleeve (8) and bottom (2) and/or in bolt (7) and
Sealing element (16) is inserted between bottom (2).
2. battery load-bearing part (1) according to claim 1, which is characterized in that the spacer sleeve (8) is one-piece and material
It uniformly manufactures, be especially manufactured into bulk forming component or be manufactured into punching component, the preferably described spacer sleeve (8) is by steel
Material or light metal material are made.
3. battery load-bearing part according to claim 1 or 2, which is characterized in that the spacer sleeve (8) is by circular weld seam
(11) it couples on the medial surface (12) of bottom (2) and/or on lateral surface (10).
4. battery load-bearing part (1) according to any one of claim 1 to 3, which is characterized in that the spacer sleeve (8) exists
There is the end (13) widened, the interleaving in the end (13) widened and head cover (4) especially on end side in roof side
Enter sealing element (16), the preferably described sealing element is inserted in the groove (29) of the end side of the end (13).
5. battery load-bearing part (1) according to any one of claim 1 to 4, which is characterized in that the bottom in spacer sleeve (8)
Be configured on the end (17) of portion side positioning auxiliary portion, especially spacer sleeve (8) have be embedded into the opening (21) of bottom (2)
Ladder convex shoulder (18).
6. battery load-bearing part (1) according to any one of claim 1 to 5, which is characterized in that the spacer sleeve (8) exists
There is neck shape portion (20), wherein spacer sleeve (8) sticks on bottom by the neck shape portion (20) on the end (17) of bottom side
(2) it is welded on lateral surface (10) and circumferentially with bottom (2).
7. battery load-bearing part (1) according to any one of claim 1 to 6, which is characterized in that in the spacer sleeve (8)
Roof side be equipped with sleeve (22), spacer sleeve (8) is embedded into the sleeve, wherein sleeve (22) sticks on the interior of head cover (4)
On side (12).
8. battery load-bearing part according to claim 7, which is characterized in that the spacer sleeve (8) and sleeve (22) form locking
Mutually couple to ground and optionally force closure.
9. the battery load-bearing part (1) according to any one of claim 7 or 8, which is characterized in that the sleeve (22) reclines
On the medial surface (14) of head cover (4), sealing element (16) is inserted into preferably between sleeve (22) and spacer sleeve (8).
10. the battery load-bearing part (1) according to any one of claim 7 to 9, which is characterized in that sleeve (22) and
Tolerance compensating structure, spacing of the tolerance compensating structure compensation between head cover (4) and bottom (2) are equipped between spacer (8)
(6) tolerance.
11. battery load-bearing part (1) according to any one of claim 1 to 10, which is characterized in that the bottom (2),
The opening (21) that guide interval set (8) passes through has crimping (26) or the edge (33) by flanging.
12. battery load-bearing part (1) according to any one of claim 1 to 11, which is characterized in that the bottom (2),
The opening (21) that guide interval set (8) passes through has the cavity (28) towards the inner space (5) of battery load-bearing part (1), wherein
It is preferred that accommodating the head (9) of bolt (7) at least partly in cavity (28).
13. battery load-bearing part (1) according to any one of claim 1 to 12, which is characterized in that the spacer sleeve (8)
Bottom side end (17) force closure and/or form locking coupled with bottom (2), especially by the flanging of bottom (2)
It couples, sealing element (16) is preferably inserted into together, especially in the end (13) of the end side of spacer sleeve (8) and interleaving for bottom (2)
Enter sealing element, and/or the inner peripheral surface (31) of the preferably end (17) of the bottom side of the spacer sleeve (8) has for accommodating bottom
(2) pockets (32) at the edge (33) by flanging of opening (21).
14. battery load-bearing part (1) according to claim 1, which is characterized in that the spacer sleeve (8) is by means of friction welding (FW)
It connects and is coupled with the medial surface of bottom (2) (12).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017100612.5 | 2017-01-13 | ||
| DE102017100612.5A DE102017100612A1 (en) | 2017-01-13 | 2017-01-13 | Battery carrier with spacer sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108297664A true CN108297664A (en) | 2018-07-20 |
| CN108297664B CN108297664B (en) | 2022-02-01 |
Family
ID=62716166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810028531.XA Active CN108297664B (en) | 2017-01-13 | 2018-01-12 | Battery carrier with spacer sleeve |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108297664B (en) |
| DE (1) | DE102017100612A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113273022A (en) * | 2019-05-17 | 2021-08-17 | 株式会社东芝 | Battery module, battery pack and vehicle |
| CN114365337A (en) * | 2019-09-09 | 2022-04-15 | 奇昊汽车德国有限责任公司 | Battery housing with a spacer |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018211471B3 (en) * | 2018-07-11 | 2019-09-05 | Audi Ag | battery case |
| CN209747594U (en) | 2019-05-29 | 2019-12-06 | 宁德时代新能源科技股份有限公司 | Battery box, battery package and vehicle |
| DE102019124100B4 (en) * | 2019-09-09 | 2022-04-14 | Kirchhoff Automotive Deutschland Gmbh | Two-piece carrier |
| DE102019124061B3 (en) * | 2019-09-09 | 2021-01-14 | Kirchhoff Automotive Deutschland Gmbh | Battery case with a spacer |
| EP3893290A1 (en) * | 2020-04-07 | 2021-10-13 | Volvo Car Corporation | Mounting system for energy source frame |
| CN113844248A (en) * | 2021-09-27 | 2021-12-28 | 博众精工科技股份有限公司 | Be applied to locking and unlocking device assembly of car |
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| CN113273022A (en) * | 2019-05-17 | 2021-08-17 | 株式会社东芝 | Battery module, battery pack and vehicle |
| CN114365337A (en) * | 2019-09-09 | 2022-04-15 | 奇昊汽车德国有限责任公司 | Battery housing with a spacer |
| CN114402476A (en) * | 2019-09-09 | 2022-04-26 | 奇昊汽车德国有限责任公司 | Battery housing with a spacer |
| CN114365337B (en) * | 2019-09-09 | 2024-05-14 | 奇昊汽车德国有限责任公司 | Battery housing with distance holder |
| CN114402476B (en) * | 2019-09-09 | 2024-07-16 | 奇昊汽车德国有限责任公司 | Battery housing with distance holder |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102017100612A1 (en) | 2018-07-19 |
| CN108297664B (en) | 2022-02-01 |
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