CN106005013B - Electric car front apron lower beam - Google Patents
Electric car front apron lower beam Download PDFInfo
- Publication number
- CN106005013B CN106005013B CN201610607471.8A CN201610607471A CN106005013B CN 106005013 B CN106005013 B CN 106005013B CN 201610607471 A CN201610607471 A CN 201610607471A CN 106005013 B CN106005013 B CN 106005013B
- Authority
- CN
- China
- Prior art keywords
- front apron
- lower beam
- apron lower
- battery
- electric car
- 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.)
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 27
- 239000004411 aluminium Substances 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims 1
- 210000002435 tendon Anatomy 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/09—Means for mounting load bearing surfaces
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The invention discloses a kind of electric car front apron lower beam, including front apron lower beam ontology, the front apron lower beam ontology is hollow aluminium profile structure, and the front apron lower beam is set inside the body the battery fixing structure for fixing battery.The electric car front apron lower beam is hollow aluminium profile structure, and weight is small, is conducive to electric car lightweight, can effectively extend electric car course continuation mileage；And rationally, front apron lower beam uniform force, battery is fixed reliable, and battery fixing structure is located inside front apron lower beam, is not take up exterior space for battery fixing structure design in front apron lower beam.
Description
Technical field
The present invention relates to electric vehicle engineering fields, more particularly, to a kind of electric car front apron lower beam.
Background technique
Electric car has energy-saving and environment-friendly advantage as a kind of new-energy automobile, and electric car increasingly becomes automobile
The hot spot of area research.The generally existing problem in electric car field is that accumulator of electric car course continuation mileage is limited at present, this
Limit the popularization and application of electric car.
Front apron lower beam is mostly steel construction on existing vehicle body, and weight is big, is unfavorable for electric car lightweight, unfavorable to have
Effect extends electric car course continuation mileage, and metalwork production assembly and maintenance cost are higher, are unfavorable for reducing cost, Bu Nengman
Podomere energy environmental requirement；For fixing battery pack on front apron lower beam, front apron Lower Crossbeam Structure intensity is difficult to reach requirement,
Battery fixation is unreliable, and battery fixation is cumbersome, and multi-pass is crossed outside support and fixed, and occupied space is not easy to arrange.
Summary of the invention
In view of the shortcomings of the prior art, technical problem to be solved by the invention is to provide horizontal under a kind of electric car front apron
Beam, to reach light-weight, and the fixed reliable purpose of battery.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is as follows:
The electric car front apron lower beam, including front apron lower beam ontology, during the front apron lower beam ontology is
Empty aluminium profile structure, the front apron lower beam are set inside the body the battery fixing structure for fixing battery.
Further, it is equipped in the front apron lower beam ontology for front apron lower beam body interior to be divided into one
The reinforcing rib of group cavity.
The battery fixing structure includes that nutplate mounting bar and the battery being located on nutplate mounting bar install nutplate,
Nutplate mounting bar is fixed on the bottom plate of front apron lower beam ontology, and bottom plate is equipped with and the screw hole in battery installation nutplate
Corresponding through-hole.
The front apron lower beam ontology and reinforcing rib are structure as a whole.
The reinforcing rib includes transverse slat and riser, and the riser is located at interposition before and after front apron lower beam body interior
It sets.
The bottom plate of the front apron lower beam ontology is equipped with card slot, and nutplate mounting bar is inserted in card slot.
The nutplate mounting bar is equipped with a pair of of clamp, and battery installation nutplate is stuck in a pair of of clamp.
The nutplate mounting bar is aluminium sheet structure.
The battery installation nutplate is equipped with project-welding nut.
The both ends of the nutplate mounting bar are connected with the bottom plate of front apron lower beam ontology by rivet.
Compared with prior art, the present invention having the advantage that the electric car front apron lower beam is hollow aluminium profiles
Material structure, weight is small, is conducive to electric car lightweight, can effectively extend electric car course continuation mileage；And it is horizontal under front apron
Rationally, front apron lower beam uniform force, battery is fixed reliable, before battery fixing structure is located at for battery fixing structure design in beam
Inside baffle lower beam, it is not take up exterior space.
Detailed description of the invention
Content expressed by each width attached drawing of this specification and the label in figure are briefly described below:
Fig. 1 is body bottom section frame of the present invention bottom surface structural schematic diagram.
Fig. 2 is body bottom section frame above structure schematic diagram of the present invention.
Fig. 3 is front longitudinal beam of the present invention and front apron lower beam connection schematic diagram.
Fig. 4 is front apron lower beam schematic cross-section of the present invention.
Fig. 5 is that nutplate mounting bar of the present invention and battery install nutplate structural schematic diagram.
Fig. 6 is that battery of the present invention installs nutplate installation enlarged diagram.
In figure:
1. front longitudinal beam back segment,
2. front apron lower beam, 201. card slots, 202. nutplate mounting bars, 203. batteries install nutplate, 204. clamps,
3. behind sill strip, 4. seat front beams, 5. seat rear cross beams, 6. behind floor front beam, 7. subframe mounting rails, 8.
Access hole behind stringer, 12. web beams, 13. is reinforced in floor middle, 10., rear Floor rear crossbeam, 11. behind longitudinal floor beam, 9.
Lid, ontology behind lid, 15. preceding floors is overhauled before 14., ontology, 18. secondary instrument are anti-before ontology, 17. preceding floors in 16. preceding floors
Turn bracket, 19. parking brake mounting bases, 20. front longitudinal beam leading portions, 21. energy-absorption boxes, 22. anti-collision beams.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to a specific embodiment of the invention further details of
Explanation.
As shown in Figures 1 to 6, the electric car front apron lower beam, including front apron lower beam ontology, it is horizontal under front apron
Beam ontology is hollow aluminium profile structure, and for aluminum profile by mold extrusion molding, weight is small, and structural strength is big, is conducive to electronic
Automotive light weight technology, can effectively extend electric car course continuation mileage, and battery is fixed reliable.
Front apron lower beam is set inside the body the battery fixing structure for fixing battery.Battery fixing structure is located at
Inside front apron lower beam, relatively traditional outside that front apron lower beam is arranged in is not take up exterior space.
The reinforcement for front apron lower beam body interior to be divided into one group of cavity is equipped in front apron lower beam ontology
Muscle.Front apron lower beam ontology and reinforcing rib are structure as a whole, and are formed together by mold extrusion, light-weight, structural strength is big.
Reinforcing rib includes transverse slat and riser, and transverse slat is two, and the parallel setting of two transverse slats, riser is one, riser
Plate face and the plate face of transverse slat are perpendicular, and riser is located at middle position before and after front apron lower beam body interior, riser and transverse slat phase
Arrangement to be handed over, forms cavity inside front apron lower beam, structural strength is big, and it is easy to produce, it is at low cost.
Front apron lower beam is connected with front longitudinal beam, and the height of front apron lower beam ontology is greater than front apron lower beam ontology
Width guarantees bonding strength.
It is connected between the rear end of front longitudinal beam and front apron lower beam 2 by inclined attachment beam.Pass through inclined attachment beam
The rear end of front longitudinal beam is connected by transition with front apron lower beam.Front longitudinal beam is connected with the floor frame assembly at rear, central collision
In the process, front longitudinal beam stress can pass in preceding Floor frame structure and rear Floor frame structure, guarantee collision effect.
Front longitudinal beam on vehicle body is higher than front apron lower beam 2, i.e. the attachment beam lower section that is located at front longitudinal beam, before central collision in the process
The longitudinal force of stringer transmitting, front longitudinal beam are structure as a whole with attachment beam, and structural strength is able to satisfy crash requirements.
Front longitudinal beam includes front longitudinal beam back segment 1 and front longitudinal beam leading portion 20, and front longitudinal beam leading portion is connected with energy-absorption box 21, and energy-absorption box is located at
The front of front longitudinal beam leading portion, energy-absorption box 21 are equipped with anti-collision beam 22；Energy-absorption box 21 and the equal aluminum component structure of anti-collision beam 22.Energy-absorbing
The section of box and front longitudinal beam is " 8 " font structure, light-weight, there is another fixed structural strength.
The two sides of attachment beam are equipped with the reinforcing beam being connected with front apron lower beam, and attachment beam and reinforcing beam are hollow aluminium
Profile structure guarantees bonding strength.
The inside of front apron lower beam 2 is equipped with the battery fixing structure for fixing battery, and battery fixing structure includes spiral shell
Motherboard mounting bar 202 and the battery being located on nutplate mounting bar install nutplate 203, before nutplate mounting bar 202 is fixed on
On the bottom plate of baffle lower beam, bottom plate is equipped with through-hole corresponding with the screw hole in battery installation nutplate.
For fixing battery structure on front apron lower beam 2, one group of through-hole only need to be opened on the bottom plate of front apron lower beam,
It is small on the influence of the structural strength of front apron lower beam, so as to provide reliable support for front longitudinal beam, guarantee central collision effect.
The bottom plate of front apron lower beam 2 is equipped with card slot, and nutplate mounting bar is inserted in card slot 201.Nutplate mounting bar
202 are equipped with a pair of of clamp 204, and battery installation nutplate is stuck in a pair of of clamp 204.The installation side on front apron lower beam
Just.Notch is only set on front apron lower beam, and is provided with several through-holes on bottom plate, realizes setting for battery fixing structure
It sets, it is ensured that the structural strength of front apron lower beam, to guarantee the fixed reliability of battery.
Wherein, nutplate mounting bar is aluminium sheet structure, and as straight aluminium strip is light-weight, is easy to make, at low cost；Electricity
Pond installs nutplate and is equipped with project-welding nut, fixed reliable.
Crumple groove is equipped on front longitudinal beam leading portion 20 and energy-absorption box 21.After energy-absorption box 21 and front longitudinal beam leading portion and front longitudinal beam
Section forms three-stage structure, and the structural strength of front first segment energy-absorption box is less than the structural strength of front longitudinal beam leading portion, front longitudinal beam leading portion
Structural strength be less than the structural strength of front longitudinal beam back segment, form preceding two sections and gone for crumple, latter section to stablize conducting region, it is preceding to indulge
Beam rear has preferable central collision effect, and light-weight, is conducive to electricity by whole forward and backward Floor frame structure support
Electrical automobile lightweight can effectively extend electric car course continuation mileage, reduce use cost.
Front floor of electric vehicle frame structure, including front apron lower beam 2, a pair of of sill strip 3, rear floor front beam 6,
In, preceding floor, cross under front apron are equipped in the front baffle that front apron lower beam 2, a pair of of sill strip 3, rear floor front beam 6 are formed
Beam 2, a pair of of sill strip 3, rear floor front beam 6 are hollow aluminium profile structure, and preceding floor is aluminium sheet structure.Aluminum profile passes through
Mold extrusion molding, weight is small, and structural strength is big, is conducive to electric car lightweight, can effectively extend in electric car continuation of the journey
Journey can reduce use cost.
Seat beam is equipped in front baffle between a pair of of sill strip, seat beam is hollow aluminium profile structure.Seat
Crossbeam includes seat front beam 4 and seat rear cross beam 5, and seat front beam 5 is equipped with secondary instrument anti-rotation bracket 18, secondary instrument anti-rotation
Bracket 18 is u-bracket, and secondary instrument rear end is fixed, and prevents secondary instrument from rotating；Seat rear cross beam 5 is installed equipped with parking brake
Seat 19.Secondary instrument anti-rotation bracket 18 and parking brake mounting base 19 are aluminum component structure, light-weight.
Front apron lower beam 2, seat front beam 4, seat rear cross beam 5, rear floor front beam 6 are mutually arranged in parallel, preceding
Baffle lower beam, seat rear cross beam, is equipped with reinforcing rib inside rear floor front beam at seat front beam, and structural strength is big.
Front apron lower beam 2 is connected with front longitudinal beam back segment 1.Front longitudinal beam back segment 1 is hollow aluminium profile structure.Automobile central collision
When, before being transferred force to by front longitudinal beam in Floor frame structure, and to the battery shape below Floor frame structure before being located at
At protection, central collision effect is improved.
Before the power battery of electric car is located at below Floor frame structure, it is equipped with inside sill strip 3 for fixing battery
Battery fixing structure, the battery fixing structure in front apron lower beam is identical with the battery fixing structure in sill strip.Battery
Fixed structure is arranged inside sill strip, and tradition is arranged outside sill strip relatively, and stable structure is reliable, and saves sill strip
Lower space.
It is equipped in sill strip 3 for the reinforcing rib by sill strip inside division at one group of cavity.Battery fixing structure is located at
It in the cavity of sill strip ontology bottom, that is, is mounted on the bottom plate of sill strip, the structure for improving sill strip by reinforcing rib is strong
Degree, to be attained by requirement to the protection of battery module when forming reliable protection, side impact and central collision to battery fixing structure.
Battery fixing structure includes nutplate mounting bar and the battery being located on nutplate mounting bar installation nutplate, nut
Plate mounting bar is fixed on the bottom plate of sill strip, and bottom plate is equipped with through-hole corresponding with the screw hole in battery installation nutplate.
The bottom plate of sill strip 3 is equipped with card slot, and nutplate mounting bar is inserted in card slot, the installing and dismounting letter of nutplate mounting bar
Just, facilitate follow-up maintenance.Nutplate mounting bar is equipped with a pair of of clamp, and battery installation nutplate is stuck in a pair of of clamp, battery
Nutplate simple installation is installed, battery installs nutplate and is equipped with project-welding nut.All parts are individual components, by being assembled in
Together, structure is simple, easy to process, low manufacture cost, replaces convenient for subsequent maintenance.
It is one group that battery, which installs nutplate, and uniform intervals are located on nutplate mounting bar, and nutplate mounting bar is inserted into card slot
Afterwards, nutplate mounting bar both ends are fixed on the bottom plate of sill strip by the rivet of core pulling.Bolt and battery on battery frame
Screw hole in installation nutplate matches, and battery is fixed, sill strip uniform force, and battery is fixed reliable.And it is entire
Battery fixing structure is located in sill strip, is not take up exterior space, facilitates installation.
3 top of sill strip is equipped with hollow protrusion, and protrusion is structure as a whole with sill strip ontology.The both ends of sill strip ontology
It is equipped with sealing plate, sealing plate is respectively preceding sealing plate and rear sealing plate, and two sealing plates are aluminium sheet, and weight is small.The protrusion of sill strip is equipped with
Lower part seam allowance, and raised one end is located at equipped with the seam allowance connecting plate for being connected with the side seam allowance in A column flowering structure, improve seam allowance
Structural strength.
It is equipped with lifting fixed frame below 3 both ends of sill strip, that is, lifts the bottom surface that fixed frame is fixed on the bottom plate of sill strip
On, nutplate mounting bar is staggered with lifting fixed frame upper and lower position, and lifting fixed frame is arranged by the outside of sill strip, nutplate peace
It fills item to be arranged by the inside of sill strip, guarantees the structural strength of sill strip, lifting fixed frame is aluminium profile structure, light-weight.
Two lifting fixed frames are located at the both ends of sill strip, wherein the lifting fixed frame for being located at front is located at A column flowering structure
Underface, the underface of B column is located at positioned at the lifting fixed frame at rear portion, by lifting fixed frame to vehicle body lift when, both ends
The stress of lifting fixed frame passes through sill strip respectively and passes in A column flowering structure and B column, and reliable and stable, sill strip is not flexible
Deformation.
It is ontology 17 before preceding floor, seat front beam and seat rear cross beam between front apron lower beam 2 and seat front beam 4
It is ontology 15 behind preceding floor between seat rear cross beam and rear floor front beam for ontology 16 in preceding floor.Preceding floor is divided into three
Independent sector guarantees the structural strength on floor.
Preceding Floor frame structure and rear Floor frame structure form entire Floor frame structure, it is ensured that whole structure is strong
Degree.
Floor frame structure afterwards, including rear floor front beam 6, a pair of of subframe mounting rail 7, it is a pair of after longitudinal floor beam 8 with
And rear Floor rear crossbeam 10；Wherein, longitudinal floor beam 8 is located at shape between rear floor front beam 6 and rear Floor rear crossbeam 10 after a pair
At frame, i.e., rear longitudinal floor beam front end is welded on rear floor front beam, and rear longitudinal floor beam rear end is welded on rear Floor rear crossbeam
On.
Floor front beam 6, subframe mounting rail 7, rear longitudinal floor beam 8 and rear Floor rear crossbeam 10 are hollow aluminium afterwards
Profile structure, for aluminium profile structure by mold extrusion molding, weight is small, and structural strength is big, is conducive to electric car lightweight, can
Effectively extend electric car course continuation mileage, reduces use cost.
The end of floor front beam 6 is welded on the rear portion of sill strip 3 on vehicle body, 7 one end of subframe mounting rail and threshold afterwards
3 rear end of beam is connected, and the subframe mounting rail other end is connected with the front of rear longitudinal floor beam, improves structural strength.
Rear floor middle 9 is equipped with after a pair between longitudinal floor beam 8, correspondence is respectively welded in the both ends of rear floor middle 9
Rear longitudinal floor beam on, rear floor middle is parallel with rear Floor rear crossbeam and rear floor front beam.Floor middle afterwards
It also is hollow aluminium profile structure.
The floor between floor middle and rear Floor rear crossbeam is bolted on crossbeam afterwards, and lid is overhauled after formation
13, rear maintenance lid is detachable, and the convenient component to below rear maintenance lid overhauls.
It is equipped between floor middle and rear floor front beam afterwards and reinforces stringer 11.Reinforce between stringer and rear longitudinal floor beam
Floor fixed also by bolt, lid 14 is overhauled before being formed, rear lid of overhauling is detachable, it is convenient to rear maintenance lid below
Component is overhauled.
Overhauling lid 13 and preceding maintenance lid 14 afterwards is aluminium sheet structure, and equipped with reinforcing rib in two lids, will after
Floor is divided into several independent sectors, and light-weight, structural strength is big.It overhauls lid afterwards and preceding maintenance lid is dismountable lid
Plate can disassemble when needing, convenient for below rear floor motor and the various control units of motor overhaul.
Reinforce being equipped with web beam 12 between stringer and rear longitudinal floor beam.It is parallel with rear longitudinal floor beam to reinforce stringer, adds
Deck transverse is parallel with rear floor front beam, reinforces stringer and web beam is hollow aluminium profile structure, it is strong to improve structure
Degree.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, if use the improvement for the various unsubstantialities that conception and technical scheme of the invention carry out, or it is not improved will
Conception and technical scheme of the invention directly apply to other occasions, within the scope of the present invention.
Claims (7)
1. a kind of electric car front apron lower beam, including front apron lower beam ontology, it is characterised in that: horizontal under the front apron
Beam ontology is hollow aluminium profile structure, and the battery that the front apron lower beam is set inside the body for fixing battery is fixed
Structure；
The battery fixing structure includes nutplate mounting bar and the battery being located on nutplate mounting bar installation nutplate, nut
Plate mounting bar is fixed on the bottom plate of front apron lower beam ontology, and bottom plate is equipped with opposite with the screw hole in battery installation nutplate
The through-hole answered；The bottom plate of the front apron lower beam ontology is equipped with card slot, and nutplate mounting bar is inserted in card slot；
The nutplate mounting bar is aluminium sheet structure, is aluminium strip；
Front longitudinal beam on vehicle body is higher than front apron lower beam.
2. electric car front apron lower beam as described in claim 1, it is characterised in that: set in the front apron lower beam ontology
There is the reinforcing rib for front apron lower beam body interior to be divided into one group of cavity.
3. electric car front apron lower beam as claimed in claim 2, it is characterised in that: the front apron lower beam ontology and plus
Strengthening tendons are structure as a whole.
4. electric car front apron lower beam as claimed in claim 2, it is characterised in that: the reinforcing rib includes transverse slat and erects
Plate, the riser are located at middle position before and after front apron lower beam body interior.
5. electric car front apron lower beam as described in claim 1, it is characterised in that: the nutplate mounting bar is equipped with one
To clamp, battery installation nutplate is stuck in a pair of of clamp.
6. electric car front apron lower beam as described in claim 1, it is characterised in that: the battery installation nutplate is equipped with
Project-welding nut.
7. electric car front apron lower beam as described in claim 1, it is characterised in that: the both ends of the nutplate mounting bar with
The bottom plate of front apron lower beam ontology is connected by rivet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610607471.8A CN106005013B (en) | 2016-07-29 | 2016-07-29 | Electric car front apron lower beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610607471.8A CN106005013B (en) | 2016-07-29 | 2016-07-29 | Electric car front apron lower beam |
Publications (2)
| Publication Number | Publication Date |
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| CN106005013A CN106005013A (en) | 2016-10-12 |
| CN106005013B true CN106005013B (en) | 2019-04-16 |
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ID=57114843
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610607471.8A Active CN106005013B (en) | 2016-07-29 | 2016-07-29 | Electric car front apron lower beam |
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| CN (1) | CN106005013B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109204526B (en) * | 2017-06-30 | 2021-02-23 | 比亚迪股份有限公司 | Vehicle body structure and vehicle |
| CN109204561B (en) * | 2017-06-30 | 2020-08-07 | 比亚迪股份有限公司 | Vehicle body structure and vehicle |
| JP7063193B2 (en) * | 2018-08-23 | 2022-05-09 | トヨタ自動車株式会社 | Vehicle front structure |
| CN110509755A (en) * | 2019-08-30 | 2019-11-29 | 泰牛汽车技术(苏州)有限公司 | Battery pack monoblock type stringer and automobile |
| CN110843916A (en) * | 2019-11-27 | 2020-02-28 | 奇瑞汽车股份有限公司 | Mounting structure and mounting method for rear auxiliary frame of automobile body |
| CN112092921B (en) * | 2020-09-11 | 2022-03-18 | 东风汽车股份有限公司 | Full-aluminum carriage bottom plate longitudinal and transverse beam connecting structure |
| CN113306381B (en) * | 2021-06-29 | 2023-04-25 | 重庆长安汽车股份有限公司 | Battery pack mounting frame of pure electric automobile |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4009401A1 (en) * | 1990-03-23 | 1991-09-26 | Porsche Ag | CARRIER, IN PARTICULAR LONGITUDE CAR VEHICLE STRUCTURE |
| US20120151843A1 (en) * | 2010-12-20 | 2012-06-21 | Tesla Motors, Inc. | Vehicle Door Secondary Sealing System |
| CN203332232U (en) * | 2013-04-24 | 2013-12-11 | 东风汽车公司 | Pure electric automobile floor structure |
| CN204279629U (en) * | 2014-12-22 | 2015-04-22 | 郑州比克新能源汽车有限公司 | A kind of battery-driven car framed structure |
| CN205075895U (en) * | 2015-11-02 | 2016-03-09 | 郑州比克新能源汽车有限公司 | Electric automobile's lightweight body structure |
| CN205203123U (en) * | 2015-12-17 | 2016-05-04 | 郑州比克新能源汽车有限公司 | Electric car body collision energy -absorbing structure |
-
2016
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Also Published As
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| CN106005013A (en) | 2016-10-12 |
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