CN106218370A - A kind of automotive back door assembly - Google Patents
A kind of automotive back door assembly Download PDFInfo
- Publication number
- CN106218370A CN106218370A CN201610606794.5A CN201610606794A CN106218370A CN 106218370 A CN106218370 A CN 106218370A CN 201610606794 A CN201610606794 A CN 201610606794A CN 106218370 A CN106218370 A CN 106218370A
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- Prior art keywords
- back door
- plate
- inner panel
- assembly
- automotive
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/10—Doors arranged at the vehicle rear
- B60J5/101—Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/10—Doors arranged at the vehicle rear
- B60J5/101—Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans
- B60J5/102—Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans comprising door or part of door being pivotable downwards about horizontal axis to open position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/10—Doors arranged at the vehicle rear
- B60J5/101—Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans
- B60J5/107—Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans constructional details, e.g. about door frame, panels, materials used, reinforcements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
One automotive back door assembly of the present invention, including back door outside plate and the back door inner panel that is connected with described back door outside plate, back door inner panel uses PP composite glass fiber material to make, and back door outside plate uses PP material to make.This invention automotive back door assembly, using PP composite glass fiber material to make back door inner panel, back door outside plate made by PP material, and quality significantly alleviates, for lightweight parts, meet the lightweight requirements of electric automobile, the advantage not only with energy-conserving and environment-protective, additionally it is possible to improve the course continuation mileage of electric automobile, simple in construction, production technology simplifies, and is substantially reduced production cost, has preferable application prospect.
Description
Technical field
The invention belongs to technical field of new energy, more particularly, it relates to a kind of automotive back door assembly.
Background technology
Electric automobile, as a kind of new-energy automobile, has the advantage of energy-conserving and environment-protective, and electric automobile increasingly becomes automobile
The focus of area research.The difficult problem that electric automobile field generally exists at present is that accumulator of electric car course continuation mileage is limited, this
Limit the popularization and application of electric automobile.
The automotive back door assembly used on existing electric automobile is metalwork, and weight is big, is unfavorable for that electric automobile is light
Quantify, it is impossible to effectively extend electric automobile course continuation mileage, and metalwork makes assembling and maintenance cost is the highest, be unfavorable for reducing
Cost, it is impossible to meet energy-conserving and environment-protective requirement.
Automotive back door refers generally to two box, the boot of MPV or SUV vehicle opens door, after the most common automobile
Tailgate version is sheet metal structural.Concrete fill by completing after the techniques such as welding, inclusion, application for metal plate punching part
Car.A lot of back doors are also devised with the decoration such as rear rear spoiler, license plate lamp decorative panel, due to by sheet metal component punching press and welding
The restriction of technique, tailgate outside plate needs bulk-breaking or uses LASER BUTT WELDING.In sum, the manufacture of traditional back door structure
Technique is relative complex, puts into tooling device many, and cost is high, the back door lightweight performance difficulty of the most this structure, it is impossible to full
The requirement of foot energy-saving and emission-reduction.
Summary of the invention
Present invention aim to address the problem that prior art exists, it is provided that a kind of lightweight meeting electric automobile is wanted
Asking, improve the course continuation mileage of electric automobile, simple in construction, production technology simplifies, and reduces the automotive back door assembly of production cost.
To achieve these goals, the technical scheme that the present invention takes is this automotive back door assembly that provided,
It is characterized in that: including back door outside plate and the back door inner panel being connected with described back door outside plate, described back door inner panel is adopted
Making with PP composite glass fiber material, back door outside plate uses PP material to make.
For making technique scheme more detailed and concrete, the present invention also provides for optimization technique side further below
Case, to obtain satisfied practical function:
Described back door outside plate is connected by structure glue with back door inner panel.
Backdoor inner plate is arranged over the hinge assembly in order to be connected by back door assembly, described back with vehicle body in the rear
Door inner panel is provided with hinge stiffening plate with described hinge assembly relative to position.
Described back door inner panel dual-side is symmetrically connected with the strut propped up by back door assembly, on described back door inner panel
It is provided with and supports the strut reinforcing plate connecting described strut.
The rear door lock reinforcing plate installing fixing back door lock assembly it is provided with below described back door inner panel.
Described hinge stiffening plate, hinge stiffening plate and rear door lock reinforcing plate are sheet metal component, all corresponding by installing screw
It is securedly mounted to be located in the mounting post on back door inner panel.
This automotive back door assembly also includes the license plate lamp installing plate being located on described back door outside plate.
Described license plate lamp installing plate is moulding, in the rear corresponding installation license plate lamp installing plate set of regions on tailgate outside plate
Become to have hot molten column and hot melt muscle, described license plate lamp installing plate welding to be connected on described back door outside plate, and use knot in border
Structure glue seals.
Tailgate outside plate is provided with rear spoiler integrated with it in the rear.
Described back door inner panel is provided with the reinforcement structure of inner plate of some interlaced arrangement.
The present invention compared with prior art, has the advantage that this automotive back door assembly, uses PP composite glass fiber material
Back door inner panel made by material, and back door outside plate made by PP material, and weight significantly alleviates, and for lightweight parts, meets electric automobile
Lightweight requirements, the advantage not only with energy-conserving and environment-protective, additionally it is possible to improve the course continuation mileage of electric automobile, simple in construction, raw
Production. art simplifies, and is substantially reduced production cost, has preferable application prospect.
Accompanying drawing explanation
Below the content expressed by the accompanying drawing of this specification and the labelling in figure are briefly described:
Fig. 1 is automotive back door assembly isolating construction schematic diagram of the present invention；
Fig. 2 is back door assembly front view；
Fig. 3 is back door assembly rearview；
Fig. 4 is back door inner plate structure schematic diagram；
Fig. 5 is back door inner plate structure schematic diagram；
Fig. 6 is back door inner plate structure schematic diagram；
Fig. 7 is A-A sectional view in Fig. 2；
Fig. 8 is B-B sectional view in Fig. 2；
Fig. 9 is C-C sectional view in Fig. 2；
Figure 10 is hinge stiffening plate attachment structure schematic diagram；
Figure 11 is A1-A1 sectional view in Figure 10；
Figure 12 is strut reinforcing plate attachment structure schematic diagram；
Figure 13 is B1-B1 sectional view in Figure 12；
Figure 14 is rear door lock reinforcing plate attachment structure schematic diagram；
Figure 15 is C1-C1 structural representation in Figure 14；
Figure 16 is back door chain connection schematic diagram；
Figure 17 is hinge assembly structure schematic diagram；
Figure 18 is rear top crossbeam structure schematic diagram；
Figure 19 is strut connecting structure schematic diagram；
Figure 20 is tailgate cover mounting structure schematic diagram；
Figure 21 is D-D sectional view in Figure 20；
Figure 22 is tailgate guard board structure schematic diagram；
Figure 23 is escape courses of action schematic diagram；
Figure 24 is that tailgate closes handle designs schematic diagram；
Figure 25 is A-A sectional view in Figure 24；
Figure 26 is deep gouge structural representation；
Figure 27 is Figure 20 cross-sectional view；
Figure 28 is license plate lamp mounting plates structure schematic diagram；
Figure 29 is E-E sectional view in Figure 28.
Figure is labeled as:
1, back door outside plate；11, high-mount brake lamp installation position；12, deep gouge；121, via；13, hot molten column；14, hot melt
Muscle；
2, back door inner panel；21, tailgate backplate installation position；211, reinforcement structure of inner plate, 212, tailgate backplate buckle install
Hole；22, port is unlocked；23, rear door lock installation position；24, catch is closed；25, strut installing hole；201, the outer border of inner panel；202、
Window frame inner ring；203, border, license plate district；204, positive stop lug boss I；205, positive stop lug boss II；206, positive stop lug boss III；
3, rear spoiler；4, hinge stiffening plate；41, project-welding nut；5, rear door lock reinforcing plate；6, strut reinforcing plate；
7, hinge assembly；71, free bearing；72, shaft sleeve plate；73, fixing hole is installed；74, jointed shaft；75, connecting bolt；
8, license plate lamp installing plate；81, license plate lamp blocked hole；82, hot melt post holes；83, hot melt muscle hole；9, screw is installed；10、
Gluing position；
01, rear head piece；010, top cover transom beam；011, backdoor hinge mounting rail；012, backdoor hinge installs backing plate；
02, tail column；03, strut；04, tailgate backplate；041, escaping exit；042, hole clipping is installed；05, back door lock assembly；051, lock
Body；052, emergency opening arm；053, lock pin；06, back door snap close；07, back door glass assembly with glass；071, heater strip tongue piece；
08, buckle；09, tailgate wire harness.
Detailed description of the invention
Below against accompanying drawing, by the description to embodiment, the detailed description of the invention of the present invention is made further details of
Explanation.
Automotive back door assembly of the present invention, it is adaptable to electric automobile, as shown in Figure 1, 2, 3, including back door outside plate 1 and with
The back door inner panel 2 that back door outside plate 1 connects, back door outside plate 1 uses PP composite to make, and back door inner panel 2 all uses
PP composite glass fiber material is made, and this automotive back door assembly also includes hinge stiffening plate 4, the strut being located on back door inner panel 2
Reinforcing plate 6 and rear door lock reinforcing plate 5.License plate lamp installing plate 8 is located on back door outside plate 1, integrated installation license plate lamp, photographic head and
Tailgate motor switch, is provided with the via corresponding with installation position on license plate lamp installing plate 8 on back door inner panel 2.Back door
Inner and outer plates have employed PP composite glass fiber material, makes assembly quality compare sheet metal structural and to reduce about 50%, and quality is greatly reduced, for
Lightweight parts, meet the lightweight requirements of electric automobile, the advantage not only with energy-conserving and environment-protective, additionally it is possible to improve electric automobile
Course continuation mileage；Compare sheet metal structural, be not required to consider requirement for anticorrosion, without electrophoresis, simplify production technology, be substantially reduced production
Cost.
Because using composite glass fiber material to make different from traditional sheet metal process, plasticity is higher, and back door of the present invention is total
Becoming to use over all Integration rear spoiler 3, rear spoiler 3 is one-body molded with back door outside plate 1, also sets above back door outside plate 1
Having high-mount brake lamp installation position 211, lower section is provided with license plate installation position, is provided with spring nut or riveting nut on installation position, uses
In correspondence assembling high-mount brake lamp and license plate.
Back door assembly of the present invention, it is preferred that back door outside plate 1 is connected by structure glue with back door inner panel 2.Back door
What outside plate 1 was automotive back door exposes part, and back door inner panel 2 is connected to inside back door outside plate 1, back door outside plate 1 and back
Door inner panel 2 exterior contour substantially adapts.In the present invention, such as Fig. 4, as shown in 6, it is provided with gluing position 10 at 3, back door outside plate 1
Relative gluing gap is left with license plate lamp installing zone border, it is simple to gluing with the outer border of back door inner panel 2, window frame border,
Ensure inner and outer plates adhesion strength and rigidity.By the outer border 201 of the inner panel on back door inner panel 2, window frame inner ring 202 and licence plate
High strength structural adhesion is smeared in these three region, Ban Qu border 203, then by inner and outer plates pressing so that it is solidification bonding.
In the present invention, it is provided with location feature at tailgate window frame periphery, it is ensured that inner and outer plates quality of fit.As shown in Fig. 7,8,9,
It is respectively the sectional view of automotive back door assembly A-A, B-B, C-C in Fig. 2, the spacing of inner and outer plates and bonded structure can be reflected.After
Backdoor inner plate 2 in window frame upper end, both sides and license plate upper end position be respectively equipped with protrusion and be connected with the spacing inner and outer plates of clamping
The positive stop lug boss I 204 of position, positive stop lug boss II 205 and positive stop lug boss III 206, to ensure that inner and outer plates coordinates when boning pressing
Accuracy.
In automotive back door assembly of the present invention, both sides, back door outside plate 1 outer ring and have L-shaped flange below, can be used for keeping
With vehicle body periphery member fit clearance, inner panel can be blocked simultaneously and connect glue, it is ensured that the aesthetic property of structure.
Automotive back door assembly of the present invention, back door outside plate 1 and back door inner panel 2 material selection plastics, inside and outside back door
Plate uses structure glue bonding mode, it is achieved lightweight；Back door inner and outer plates uses structure glue bonding mode, cancels traditional bound edge
Process for pressing, makes technique simpler；Back door inner and outer plates uses structure glue bonding mode, can be according to the layout of glue bearing areas
Optimize the strength and stiffness of back door inner and outer plates structure, reduce reinforcing plate quantity.
In the present invention, as shown in Figure 4,5, 6, back door inner panel 2 is provided with tailgate backplate installation position to back door inner panel 2 structure
21, it is provided with some tailgate backplate buckle installing holes 212 for installing tailgate backplate 04 in the border that tailgate backplate is installed as, the back of the body
Door shield 04 passes through buckle 08 location and installation on back door inner panel 2.
Back door inner panel 2 is gone back integrated installation and has hinge stiffening plate 4, strut reinforcing plate 6 and rear door lock reinforcing plate 5, with
Improve the structural strength of stress point.For improving back door assembly overall construction intensity further, at the position cloth that inner and outer plates is suitable
It is equipped with reinforcement structure.Optimized selection, mutually surrounds in the outer border 201 of inner panel, window frame inner ring 202 and border, license plate district 203
Exterior lateral area is provided with the reinforcement structure of inner plate 211 of some interlaced arrangement, to increase the structural strength of back door, promotes it structural
Energy.
As shown in Figure 3, be additionally provided with below back door inner panel 2 be easy to staff stretch out realize unlock escape unblock port
22, it is reserved with and rear door lock installation position 23, corresponding with the position installing back door lock assembly 05 in rear door lock reinforcing plate 5.Excellent
In the present invention of choosing, back door inner panel 2 uses moulding, closes catch 24 employing and looses core one-body molded with inner panel.
In the present invention, such as Fig. 3, shown in 5, it is arranged in order to back door assembly is connected with vehicle body at back door inner panel 2
Hinge assembly 7, back door inner panel 2 position relative with hinge assembly 7 is provided with hinge stiffening plate 4.Such as Figure 10, shown in 11, hinge
Chain reinforcing plate 4 is metal plate punching part, is provided with installing hole and project-welding nut 41 on hinge stiffening plate 4, and this hinge stiffening plate 4 passes through
Screw 9 is installed be connected to be located in the mounting post on back door inner panel 2, in mounting post through the installing hole correspondence being provided thereon
It is embedded with nut, with realization, screw 9 is installed and hinge stiffening plate 4 is fastenedly connected.It is total that project-welding nut 41 is used for installing connection hinge
Become 7.For ensureing this hinge stiffening plate 4 of location and installation accurately, it is preferred that offer hole, location on hinge stiffening plate 4, in order to join
Close and be located at the alignment pin on back door inner panel 2, it is achieved assembling pre-determined bit, as shown in Figure 11.Back door inner panel 2 upper end is equipped with
Two hinge stiffening plates 4, are symmetrically arranged, and two hinge assemblies 7 of corresponding installation, to ensure that back door stablizes folding.
In the present invention, as shown in figure 17, including free bearing 71, take the shape of the letter U hinge assembly 7 structure opening shape structure, and at free bearing
71 relative two sides are provided with the through hole being positioned at same axial location, and jointed shaft 74 is located between two through hole, at jointed shaft 74
On be socketed with shaft sleeve plate 72, one end of shaft sleeve plate 72 is bent into that tubular structure is rotating to be socketed on jointed shaft 74, the other end
For straight connecting plate, connecting plate is provided with installation fixing hole 73, may pass through attachment screw and be fixed and be connected to project-welding nut
On 41.
In the present invention, hinge stiffening plate 4 is located on back door inner panel 2 and the side of back door outside plate 1 laminating, hinge assembly
7 are located at the side that back door inner panel 2 is relative with hinge stiffening plate 4, are sequentially passed through installation fixing hole 73 by attachment screw, are located at
Through hole on back door inner panel 2, is connected on project-welding nut 41, and each hinge assembly 7 realizes stable by two attachment screws
Be connected on back door inner panel.
In the present invention, the effect of hinge assembly 7 is to install back door assembly to be connected on body frame, such as Figure 16 institute
Showing, hinge assembly 7 side is connected to after vehicle body on head piece 01, and connecting bolt 75 is passed top horizontal stroke after being connected to by free bearing 71 bottom surface
On beam 01.As shown in figure 18, rear head piece include top cover transom beam 010 and with the backdoor hinge mounting rail 011 being connected, in tailgate
Hinge mounting rail 011 is provided with the corresponding backdoor hinge installing connecting bolt 75 and installs backing plate 012.
In the present invention, the side of free bearing 71 has certain angle of inclination, to ensure under back door closure state, and free bearing
71 sides are fitted with back door inner panel 2, it is ensured that both are the most not qualitative, play vehicle in reduction running to a certain extent
The effect of vibrating noise.
Automotive back door assembly of the present invention, such as Fig. 4, shown in 6, back door inner panel 2 dual-side is symmetrically connected with back door
The strut 03 that assembly is propped up, for guaranteeing certain support strength, is provided with support on back door inner panel 2 and connects strut in the present invention
The strut reinforcing plate 6 of 03.In the present invention, telescopic air spring structure selected by strut 03, and such as Figure 12, as shown in 13, strut is strengthened
Plate 6 is metal plate punching part, and this strut reinforcing plate 6 is connected to be located at through the installing hole correspondence being provided thereon by installing screw 9
In mounting post on back door inner panel 2, in mounting post, it is embedded with nut, with realization, screw 9 is installed and strut reinforcing plate 6 is fastened
Connect.
In the present invention, such as Fig. 4, as shown in 6, strut reinforcing plate 6 clamping is installed in back door inner panel 2 both sides, is placed in
The peripheral position that crosses with window frame border and border, license plate district, lower section of back door inner panel side, strut reinforcing plate 6 both sides bending
Fit with back door inner panel 2 sidewall, and be provided with on a sidewall in outside at back door inner panel 2 and run through strut reinforcing plate 6
Strut installing hole 25.The both sides with back door assembly installed by strut 03, and one end is connected on the tail column 02 of body frame, at tail
Column 02 is provided with the mounting seat connecting strut 03, and strut 03 is connected in this mounting seat by hinge；Strut 03 another
Hold and be connected in strut reinforcing plate 6 through strut installing hole 25 by hinging pin shaft.
Automotive back door assembly of the present invention, is provided with the rear door lock installing fixing back door lock assembly below back door inner panel 2
Reinforcing plate 5.Such as Figure 14, as shown in 15, rear door lock reinforcing plate 5 is metal plate punching part, and this rear door lock reinforcing plate 5 is by installing screw
9 are connected to be located in the mounting post on back door inner panel 2 through the installing hole correspondence being provided thereon, and are embedded with spiral shell in mounting post
Mother, installs screw 9 with realization and rear door lock reinforcing plate 5 is fastenedly connected.In rear door lock reinforcing plate 5, it is additionally provided with installation back simultaneously
The installing hole of door assembly 05.
In the present invention, hinge stiffening plate 4, strut reinforcing plate 6 and rear door lock reinforcing plate 5 use screw assembly technology, can have
Effect reduces tooling device and puts into, and reduces welding job intensity, improving production efficiency.Hinge stiffening plate 4, strut reinforcing plate 6 and the back of the body
Door lock reinforcing plate 5 is independent sheet metal structural, can individually carry out application, and then backdoor inner plate 2 is not required to the anticorrosion process such as electrophoresis, letter
Change production technology；Back door inner and outer plates uses bonding process, and reinforcing plate uses the assembling that is spirally connected, it is not necessary to welding, clathrate process, carries
High efficiency.
Automotive back door assembly of the present invention also includes the license plate lamp installing plate 8 being located on back door outside plate 1, such as Fig. 3, in 21
Shown in.License plate lamp installing plate 8 is moulding, and such as Figure 28, shown in 29, license plate lamp installing plate 8 is connected to outside back door by welding
Plate 1.On back door outside plate 1, the corresponding regional ensemble installing license plate lamp installing plate 8 has some hot molten columns 13 and hot melt muscle 14, licence plate
Lamp installing plate 8 welding is connected on back door outside plate 1, and uses structure glue to seal in border.It is integrated with on license plate lamp installing plate 8
The interface arrangment of license plate lamp, photographic head and switch etc. is installed.As shown in Figure 28, license plate lamp installing plate 8 is provided with corresponding installation
The license plate lamp blocked hole 81 of license plate lamp, photographic head and switch installing hole, back door outside plate 1 opens via at corresponding mounting hole site,
During installation, license plate lamp, photographic head and switch can directly be connected on license plate lamp installing plate 8 at corresponding mounting hole site.
In the present invention, if being intervally distributed with between license plate lamp, photographic head and switch mounting hole site on license plate lamp installing plate 8
The dry hot melt post holes 82 coordinating fusion welds with hot molten column 13, is provided with and hot melt muscle 14 at license plate lamp installing plate 8 edge, coordinates molten
The hot melt muscle hole 83 of weldering welding.License plate lamp installing plate 8 is welded on back door outside plate 1 by hot molten column 13 and hot melt muscle 14,
Coordinate and be coated with structure glue 3 at its periphery, play bonding and sealing function, to ensure that license plate lamp installing plate 8 stablizes effective connection.
In the present invention in automotive back door assembly, it is preferred that tailgate backplate 04 uses the PET+PP+PET mould that material is softer
Molded, as shown in Figure 20,21,22, it is provided with some installation hole clippings 042 at tailgate backplate 04 periphery, by buckle 08 through peace
Tailgate backplate 04 is connected on the back door inner panel 2 of plastic material by the hole 042 that is installed, it is ensured that presentation quality and sealing.Buckle
08 also selects plastic material can realize more stable connection.
In the present invention, tailgate backplate 04 is additionally provided with escaping exit 041 at the installation position of back door lock assembly 05.Back
Door assembly 05 includes the lock body 051 being fixedly mounted on installation position, connects emergency opening arm 052 outside lock body 051,
Emergency opening arm 052 can be by rotating the folding controlling lock pin 053 with the back door snap close 06 being located on vehicle body, to realize spy
Control to back door folding in the case of Shu.In emergency circumstances, car load door lock control lost efficacy time, can by opening escaping exit 041,
Hands is put in tailgate panel reality, pass through the via on back door inner panel 2, i.e. unlock port 22, stir back door lock
The emergency opening arm 052 of assembly 05, it is achieved internal mechanical unlocks, increases the probability of a kind of escape, manual mode operation approach of escaping
As shown in Figure 22.
Preferably, escaping exit 041 is provided with door curtain, and this door curtain structure one end is connected with tailgate backplate 04 one, and the other end is
Movable end, can control opening and closing of escaping exit 041.Movable end is provided with the VELCRO being bonded to panel reality.This escapes
It is good that raw mouth 041 structure arranges advantages of simple, light weight and aesthetic property, and operation controls efficient and convenient, easily realizes, when shortening escape
Between, promote escape success rate.
Such as Figure 24, shown in 25, in the present invention, pass catch 24 structure assembly of back door on back door inner panel, i.e. with
Back door inner panel 2 is one-body molded, and arranges reinforcement, to strengthen the rigidity of structure closing the catch back side.As shown in Figure 25, after
Backdoor inner plate 2 is provided with in lower end with outward extending chimb, downwardly extends composition along this chimb and closes catch 24 structure, to downward
The extension board stretched is the stepped ramp type structure having and protruding spacing chuck, in order to coordinate spacing company with tailgate backplate 04 in this chuck
Connect.
In the present invention, back door inner panel 2 integrated pass catch 24, reduces part, decreases mould and put into, thus reduce life
Produce cost；Back door inner panel 2 integrated pass catch 24, decreases installation cooperation structure, improves production efficiency, also will not produce simultaneously
Raw assembling quality and bad order problem, Improving The Quality of Products.
Automotive back door assembly of the present invention, is provided with for hiding back door glass heater strip grafting on back door outside plate 1
The deep gouge 12 of part, as shown in Fig. 2,26,27, this deep gouge 12 is arranged on back door outside plate 1 and is positioned at instrument bezel dual-side, for along two
The strip groove that side is arranged with back door glass assembly with glass joint place, the arranged direction of this deep gouge 12 moves towards phase with tailgate wire harness 09
With, its depth and width are all higher than tailgate wire harness 09 diameter.With heater strip tongue piece on back door glass assembly with glass 07 on deep gouge 12
Relative one end, 071 position is provided with the via 121 passing tailgate wire harness 09, connection-peg from the via 121 of back door outside plate 1 from
Pass, be then connected with the heater strip tongue piece 071 on back door glass assembly with glass 07, at the back door glass assembly with glass 07 that is adhesively fixed
Time, this tailgate wire harness 09 and connection-peg can be completely hidden in deep gouge 12, do not affect the installation of back door glass assembly with glass 07 admittedly
Fixed, reduce and interference is installed, preferably coordinated, promote its presentation quality.Deep gouge 12 and back door outside plate 1 one in the present invention
Injection mo(u)lding.
The automotive back door assembly of the present invention, have employed PP composite glass fiber materials for support back door inner panel and outside plate, significantly
Reduce assembly quality, it is achieved lightweight, apply on electric automobile, the course continuation mileage of electric motor car can be improved；PP is used to be combined
Glass fiber plastic material can realize closing catch 24, deep gouge 12 and each installing hole, mounting post, reinforcement structure etc. in technique
Body injection mo(u)lding, simple in construction, manufacturing process is convenient, and efficiency is high, cost of investment is low；Back door inner and outer plates uses bonding process,
Reinforcing plate uses the assembling that is spirally connected, it is not necessary to welding, clathrate process, improves production efficiency；Back door outside plate be integrated with rear spoiler 3,
License plate lamp decorative panel, inner panel is integrated with pass catch 24, such a configuration reduces number of parts, be provided with simultaneously on inner panel
For the positive stop lug boss structure of inner and outer plates bonding, reinforcing plate assembling alignment pin etc., assembly precision and efficiency can be improved；In back door
Plate 2 is reinforcement structure of inner plate 211 (reinforcement) in key area reasonable Arrangement, strengthens at the adnexa rigging position sheet metal structural that is spirally connected
Plate, takes full advantage of the advantage of plastics and sheet metal structural, makes the rigidity of back door and mode meet performance requirement.
Above in conjunction with accompanying drawing, the present invention is exemplarily described, but the present invention is not limited to aforesaid way, only
The method of the present invention to be used is conceived the improvement of the various unsubstantialities carried out with technical scheme or directly applies to other occasion
, all fall within protection scope of the present invention.
Claims (10)
1. an automotive back door assembly, it is characterised in that: after including back door outside plate and being connected with described back door outside plate
Backdoor inner plate, described back door inner panel uses PP composite glass fiber material to make, and back door outside plate uses PP material to make.
2. according to the automotive back door assembly described in claim 1, it is characterised in that: described back door outside plate and back door inner panel
Connected by structure glue.
3. according to the automotive back door assembly described in claim 2, it is characterised in that: backdoor inner plate is arranged over using in the rear
With the hinge assembly being connected with vehicle body by back door assembly, described back door inner panel is provided with relative to position with described hinge assembly
Hinge stiffening plate.
4. according to the automotive back door assembly described in claim 3, it is characterised in that: described back door inner panel dual-side symmetry is even
Being connected to the strut propped up by back door assembly, described back door inner panel is provided with and supports the strut reinforcing plate connecting described strut.
5. according to the automotive back door assembly described in claim 4, it is characterised in that: it is provided with installation below described back door inner panel
The rear door lock reinforcing plate of fixing back door lock assembly.
6. according to the automotive back door assembly described in any one of claim 3 to 5, it is characterised in that: described hinge stiffening plate, hinge
Chain reinforcing plate and rear door lock reinforcing plate are sheet metal component, all are securedly mounted to be located on back door inner panel by installation screw correspondence
Mounting post in.
7. according to the automotive back door assembly described in claim 1, it is characterised in that: this automotive back door assembly also includes being located at
License plate lamp installing plate on described back door outside plate.
8. according to the automotive back door assembly described in claim 7, it is characterised in that: described license plate lamp installing plate is moulding,
On tailgate outside plate, corresponding license plate lamp installing plate regional ensemble of installing has hot molten column and hot melt muscle in the rear, and described license plate lamp is installed
Plate welding is connected on described back door outside plate, and uses structure glue to seal in border.
9. according to the automotive back door assembly described in claim 1, it is characterised in that: tailgate outside plate is provided with and it in the rear
Integrated rear spoiler.
10. according to the automotive back door assembly described in any one of claim 1 to 9, it is characterised in that: on described back door inner panel
It is provided with the reinforcement structure of inner plate of some interlaced arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606794.5A CN106218370A (en) | 2016-07-29 | 2016-07-29 | A kind of automotive back door assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606794.5A CN106218370A (en) | 2016-07-29 | 2016-07-29 | A kind of automotive back door assembly |
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| CN106218370A true CN106218370A (en) | 2016-12-14 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610606794.5A Pending CN106218370A (en) | 2016-07-29 | 2016-07-29 | A kind of automotive back door assembly |
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| Country | Link |
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| CN (1) | CN106218370A (en) |
Cited By (9)
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| CN106671448A (en) * | 2017-01-20 | 2017-05-17 | 东风佛吉亚汽车外饰有限公司 | High-strength composite plastic inner stern door panel and method for molding thereof |
| CN107813685A (en) * | 2017-11-30 | 2018-03-20 | 浙江众泰汽车制造有限公司 | A kind of tailgate assembly |
| CN108569119A (en) * | 2017-03-14 | 2018-09-25 | 三菱自动车工业株式会社 | A kind of structure of vehicle closure component |
| CN111101780A (en) * | 2019-12-20 | 2020-05-05 | 东风汽车有限公司 | Door lock mounting hole reinforcing assembly and resin backdoor inner plate |
| CN113844244A (en) * | 2021-09-30 | 2021-12-28 | 重庆长安汽车股份有限公司 | Integrated electric back door inner buckle and mounting structure thereof |
| CN114771223A (en) * | 2022-04-11 | 2022-07-22 | 中国第一汽车股份有限公司 | Automobile back door assembly and manufacturing process thereof |
| CN115027571A (en) * | 2022-07-04 | 2022-09-09 | 浙江吉利控股集团有限公司 | Automobile back door |
| WO2022197888A1 (en) * | 2021-03-17 | 2022-09-22 | Magna Exteriors Inc. | Liftgate reinforcement mechanical attachment arrangement |
| CN115195873A (en) * | 2022-07-15 | 2022-10-18 | 安徽金诚复合材料有限公司 | Integrated full-plastic tail gate and processing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106671448A (en) * | 2017-01-20 | 2017-05-17 | 东风佛吉亚汽车外饰有限公司 | High-strength composite plastic inner stern door panel and method for molding thereof |
| CN108569119A (en) * | 2017-03-14 | 2018-09-25 | 三菱自动车工业株式会社 | A kind of structure of vehicle closure component |
| CN108569119B (en) * | 2017-03-14 | 2022-02-22 | 三菱自动车工业株式会社 | Structure of vehicle closing member |
| CN107813685A (en) * | 2017-11-30 | 2018-03-20 | 浙江众泰汽车制造有限公司 | A kind of tailgate assembly |
| CN111101780A (en) * | 2019-12-20 | 2020-05-05 | 东风汽车有限公司 | Door lock mounting hole reinforcing assembly and resin backdoor inner plate |
| WO2022197888A1 (en) * | 2021-03-17 | 2022-09-22 | Magna Exteriors Inc. | Liftgate reinforcement mechanical attachment arrangement |
| CN113844244A (en) * | 2021-09-30 | 2021-12-28 | 重庆长安汽车股份有限公司 | Integrated electric back door inner buckle and mounting structure thereof |
| CN113844244B (en) * | 2021-09-30 | 2023-09-12 | 重庆长安汽车股份有限公司 | Integrated electric back door inner buckle and mounting structure thereof |
| CN114771223A (en) * | 2022-04-11 | 2022-07-22 | 中国第一汽车股份有限公司 | Automobile back door assembly and manufacturing process thereof |
| CN115027571A (en) * | 2022-07-04 | 2022-09-09 | 浙江吉利控股集团有限公司 | Automobile back door |
| CN115027571B (en) * | 2022-07-04 | 2024-06-04 | 浙江吉利控股集团有限公司 | Automobile back door |
| CN115195873A (en) * | 2022-07-15 | 2022-10-18 | 安徽金诚复合材料有限公司 | Integrated full-plastic tail gate and processing method thereof |
| CN115195873B (en) * | 2022-07-15 | 2023-10-20 | 安徽金诚复合材料有限公司 | Integrated full-plastic tail gate and processing method thereof |
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Application publication date: 20161214 |
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