CN209467224U - A kind of front panel and middle channel connection structure and vehicle - Google Patents
A kind of front panel and middle channel connection structure and vehicle Download PDFInfo
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- CN209467224U CN209467224U CN201920213537.4U CN201920213537U CN209467224U CN 209467224 U CN209467224 U CN 209467224U CN 201920213537 U CN201920213537 U CN 201920213537U CN 209467224 U CN209467224 U CN 209467224U
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- front panel
- middle channel
- panel lower
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- connecting plate
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Abstract
The utility model is suitable for vehicle body structure technical field, discloses a kind of front panel and middle channel connection structure and vehicle.Front panel and middle channel connection structure include front panel lower beam, front panel lower connecting plate and middle channel beam, and the front panel lower beam, the front panel lower connecting plate and the middle channel beam are Al-alloy parts；The front panel lower beam, front panel lower connecting plate connect to form the sub-assembly with closed cross-section, the front end of the middle channel beam is connected to the middle part of the sub-assembly, and the middle channel beam is connect by fastener with the front panel lower beam, front panel lower connecting plate.The vehicle has above-mentioned a kind of front panel and middle channel connection structure.A kind of front panel provided by the utility model and middle channel connection structure and vehicle, it can be realized and effectively reduce number of parts, mitigate assembly weight, improve assembly splicing precision, improve bending rigidity, mode amplitude, peripheral structure connective stability can be effectively improved.
Description
Technical field
The utility model belongs to vehicle body structure technical field more particularly to a kind of front panel and middle channel connection structure
And vehicle.
Background technique
The front panel of current vehicle white body mainstream and middle channel are formed using the welding of steel sheet part, number of components compared with
More, structure is complicated, and assembly welding precision is difficult to ensure.
Utility model content
The utility model aims to solve at least one of above-mentioned technical problem, provides a kind of front panel with middle channel and connect knot
Structure and vehicle can reduce amount of parts, the weight of front panel assembly and middle channel, improve assembly connection precision,
The technical solution of the utility model is: a kind of front panel and middle channel connection structure, including front panel lower beam, preceding
Siding lower connecting plate and middle channel beam, the front panel lower beam, the front panel lower connecting plate and the middle channel beam
It is Al-alloy parts；The front panel lower beam, the front panel lower connecting plate connect to form the combination with closed cross-section
Part, the front end of the middle channel beam are connected to the middle part of the sub-assembly, and the middle channel beam by fastener and it is described before
Siding lower beam, front panel lower connecting plate connection.
Optionally, it is provided between the middle channel beam and the front panel lower beam, the front panel lower connecting plate
Structure glue；And/or
Structure glue is provided between the front panel lower beam, the front panel lower connecting plate.
Optionally, the front panel lower beam is aluminum alloy die casting, and the front panel lower connecting plate is aluminium alloy punching
Casting die.
Optionally, the middle channel beam is aluminium alloy extruded profile.
Optionally, at least one set of fastener is connected to the middle channel beam, the front panel lower connecting plate and institute
State front panel lower beam；And at least one set of fastener is connected only to the middle channel beam and the front panel lower beam.
Optionally, the middle channel beam includes that the first articulamentum being intervally arranged up and down, the second articulamentum are connected with third
Layer, the middle channel beam further includes being integrally connected to the side of first articulamentum, the second articulamentum and third articulamentum two sides
Connection wall；
Fastener described in first group be sequentially connected to first articulamentum, the front panel lower connecting plate and it is described before
Siding lower beam, fastener described in second group are sequentially connected to second articulamentum and front panel lower beam, described in third group
Fastener is sequentially connected to the third articulamentum and front panel lower beam.
Optionally, between first articulamentum and second articulamentum, second articulamentum and the third connect
It connects and is provided with expansion glue between layer.
Optionally, the front panel lower beam includes shell structure and is shaped in the shell and the reinforcement of intersection
Muscle.
Optionally, the shell structure includes main body wall and the connection wall that is affixed with the front panel lower connecting plate,
The connection wall is shaped in the main body wall；The thickness of the main body wall is greater than the thickness of the connection wall, and institute
The thickness for stating reinforcing rib is greater than or equal to the thickness of the connection wall；And/or
The front panel lower beam is integrally formed with for the connecting column for fastener connection, the connecting column one
Take shape in the intersection of the reinforcing rib.
The utility model additionally provides a kind of vehicle, including vehicle body, and the vehicle body has a kind of above-mentioned front panel in
Channel connection structure.
A kind of front panel provided by the utility model and middle channel connection structure and vehicle, can be realized and effectively reduce zero
Number of packages amount mitigates assembly weight, improves assembly splicing precision, improves bending rigidity, mode amplitude, can effectively improve peripheral structure
Connective stability.
Detailed description of the invention
In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the top view of a kind of front panel provided by the embodiment of the utility model Yu middle channel connection structure；
Fig. 2 is the bottom view of a kind of front panel provided by the embodiment of the utility model Yu middle channel connection structure；
Fig. 3 is the view profile of a kind of front panel provided by the embodiment of the utility model Yu middle channel connection structure；
Fig. 4 is front panel lower beam in a kind of front panel provided by the embodiment of the utility model and middle channel connection structure
Three-dimensional view；
Fig. 5 is front panel lower beam in a kind of front panel provided by the embodiment of the utility model and middle channel connection structure
Plan view；
Fig. 6 is front panel lower beam in a kind of front panel provided by the embodiment of the utility model and middle channel connection structure
View profile.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It should be noted that term " setting ", " connection " shall be understood in a broad sense, for example, it may be directly setting, connection,
It can also be arranged indirectly by component placed in the middle, center configuration, be connected.
If in addition, have in the utility model embodiment " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper",
The orientation of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" or position are closed
The term of system, to be based on the orientation or positional relationship shown in the drawings or conventional placement status or use state, merely to
Convenient for describing the utility model and simplifying description, rather than structure, feature, device or the element of indication or suggestion meaning must have
There is specific orientation or positional relationship, nor is it necessary that and be constructed and operated in a specific orientation, therefore should not be understood as to this reality
With novel limitation.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
Described each particular technique feature and each embodiment in a specific embodiment, in the case of no contradiction,
It can be combined in any appropriate way, such as can be with shape by different particular technique feature/embodiment combinations
At different embodiments, in order to avoid unnecessary repetition, each particular technique feature/embodiment is each in the utility model
No further explanation will be given for the possible combination of kind.
As shown in Figures 1 to 6, a kind of front panel provided by the embodiment of the utility model and middle channel connection structure, including
Front panel lower beam 11, front panel lower connecting plate 12 and middle channel beam 20；Front panel lower beam 11, front panel lower connecting plate
12 connections form the sub-assembly 10 with closed cross-section, and intensity, rigidity are high, and structural reliability is good.The front end of middle channel beam 20
It is connected to the middle part of sub-assembly 10, and middle channel beam 20 passes through fastener and front panel lower beam 11, front panel lower connecting plate
12 connections, i.e., in channel beam 20 and sub-assembly 10 (front panel lower beam 11, front panel lower connecting plate 12 connect formation), antetheca
Plate lower beam 11, front panel lower connecting plate 12 and middle channel beam 20 are Al-alloy parts, can effectively improve peripheral structure connection
Stability improves the rigidity of structure, strong to reduce front wall lower part intrusion volume, promotes collision safety performance, part integrated level is high, loss of weight
Effect is obvious, and number of parts is few, and assembly precision is high.
Specifically, fastener can be bolt or/and rivet, and in concrete application, bolt can rivet spiral shell using rotation tapping
Silk or normal screws.Rotation tapping riveting screw melts thread tapping interconnection technique using FDS heat, passes through high-speed rotating motor driven
It rotates tapping riveting screw and contacts articles made of aluminium alloy surface, and impose downward axial compressive force, rotation tapping rivets screw front end
Mantle friction with articles made of aluminium alloy simultaneously generates high temperature, and rotation tapping riveting screw front end near zone aluminium alloy softens rapidly,
The material of heating up extends along drill bit taper.When rotation tapping riveting screw penetrates articles made of aluminium alloy, largely heat
Aluminum alloy materials can flow to drilling lower part and form bushing, and FDS connection is a kind of ELEMENTARY INTRODUCTION TO NON technology, the screw thread energy processed
High-strength pulling force and torsion are born, it is of good reliability.
Specifically, structure glue is provided between middle channel beam 20 and front panel lower beam 11, front panel lower connecting plate 12
30 (sealants), conducive to reliability is further increased.Specifically, between front panel lower beam 11, front panel lower connecting plate 12
It is provided with structure glue 30 (sealant), conducive to reliability is further increased.In the present embodiment, connected by being spirally connected with structure glue 30
At entire frame assembly, meet collision, durable, strength and stiffness requirement.
Specifically, front panel lower connecting plate 12 is aluminium alloy stamping parts, and front panel lower beam 11 is aluminum alloy die casting,
Its structural strength is high.
Specifically, middle channel beam 20 is the aluminium alloy extruded profile with closed cross-section, and intensity is high and production cost is low.
Specifically, at least one set of fastener is connected under middle channel beam 20, front panel lower connecting plate 12 and front panel horizontal
Beam 11；And at least one set of fastener is connected only to middle channel beam 20 and front panel lower beam 11, every group of fastener includes at least two
Middle channel beam 20 can be reliably connected at middle channel beam 20 and front panel lower beam 11 by a bolt.
Specifically, middle channel beam 20 includes that the first articulamentum 21, the second articulamentum 22 and third being intervally arranged up and down connect
Layer 23 is connect, middle channel beam 20 further includes being integrally connected to 23 two sides of the first articulamentum 21, the second articulamentum 22 and third articulamentum
Side connection wall, the cross-sectional shape of middle channel beam 20 can be trapezoidal；First group of fastener 51 is sequentially connected to the first articulamentum
21, front panel lower connecting plate 12 and front panel lower beam 11, second group of fastener 52 are sequentially connected to 22 He of the second articulamentum
Structure glue 30 has can be set in front panel lower beam 11 between third articulamentum 23 and front panel lower beam 11, can also increase
Third group fastener.
Specifically, between the first articulamentum 21 and the second articulamentum 22, between the second articulamentum 22 and third articulamentum 23
It is provided with expansion glue 40, conducive to reliability is further increased.Expansion glue 40 respectively close in the second articulamentum 22 front end and
The front end of third articulamentum 23 is arranged.
Specifically, front panel lower beam 11 including shell structure 111 and is shaped in the reinforcing rib in shell and intersected
112.Reinforcing rib 112 can intersect in length and breadth, i.e., part can also intersect in length and breadth in " ten " font or the reinforcing rib structure of " well " font
On the basis of increase the reinforcing rib of oblique intersection.
Specifically, shell structure 111 includes main body wall 1111 and the connection wall being affixed with front panel lower connecting plate 12
1112, connection wall 1112 is shaped in main body wall 1111；The thickness of main body wall 1111 is greater than the thickness of connection wall 1112,
And the thickness of reinforcing rib 112 ensure that intensity and drop by the setting locally thickeied more than or equal to the thickness of connection wall 1112
Low weight.
Specifically, front panel lower beam 11 is integrally formed with the connecting column 113 for connecting for fastener, connecting column 113
It is shaped in the intersection of reinforcing rib 112, structural reliability is high.
Specifically, reinforcing rib 112 has certain draw taper, and root thickness is thicker.
The utility model also provides a kind of vehicle, including vehicle body, and there is vehicle body a kind of above-mentioned front panel and middle channel to connect
Binding structure.Front panel lower beam 11 (aluminium alloy castings) and front panel lower connecting plate 12 (aluminium alloy stamping parts) are combined into one
After the coherent crossbeam of closing, middle channel beam 20 (aluminum alloy extrusion) is bolted by multiple (such as 4) and forms stress frame
Frame, part integrated level is high, and weight loss effect is obvious, and can effectively improve peripheral structure connective stability, improves the rigidity of structure, effectively
Front wall lower part intrusion volume is reduced, collision safety performance is promoted.
In concrete application, a kind of above-mentioned front panel can connect left/right with the front panel lower beam 11 of middle channel connection structure
Front longitudinal beam back plate guarantees that stress frame is coherent, and the transmitting of local collision power is shared in conduction, protects occupant's living space, and can mention
For the mounting structure of the parts such as cabin harness, forward engine room sound insulating pad, fore sub frame, the company of front panel and middle channel in above-mentioned vehicle body
Binding structure melts self tapping using casting and extrusion form, and by self-pierce riveting, heat by the utilization to casting and extrusion
The connection types such as silk and threaded connection, the effectively body shells such as connection front panel, left/right front longitudinal beam back plate, preceding floor, middle channel
Structure effectively improves the stiffness and strength of car body of aluminum alloy, reduces number of parts.
A kind of front panel and middle channel connection structure and vehicle, connection structure provided by the utility model embodiment pass through
After front panel lower connecting plate 12 and front panel lower beam 11 form a crossbeam, it is connected with to form " T " with middle channel beam 20
Font frame keeps forward engine room and preceding floor frame mutually coherent, and middle channel beam 20 interior can be sealed with expansion glue, middle channel beam
20 seal with front panel lower connecting plate 12 and 11 junction of front panel lower beam coating sealant, and by using casting,
Extrusion process design, structure integrated level is high, and single part realizes the integrated of multiple parts, and precision is high, and stiffness and strength is big, compares steel
Structural weight reduction effect processed is prominent, to the connectivity for promoting forward engine room and preceding floor, frame structure continuity and stiffness contribution is big,
And the reduction of number of parts reduces die clamp cubing quantity and cost, moreover, by the way that parts locally thickness and inside is rationally arranged
112 structure of reinforcing rib, can locally be reinforced, can also be with the transmitting of dispersion force, preferably reinforcement part and entire frame
Rigidity, the intensity of structure；It is obvious to the stiffness performance boost of entire front panel substructure, promote collision safety performance, peace
Full reliability is more preferably.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modification, equivalent replacement or improvement etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. a kind of front panel and middle channel connection structure, which is characterized in that including front panel lower beam, front panel lower connecting plate
With middle channel beam, the front panel lower beam, the front panel lower connecting plate and the middle channel beam are Al-alloy parts；Institute
State front panel lower beam, the front panel lower connecting plate connects to form the sub-assembly with closed cross-section, the middle channel beam
Front end be connected to the middle part of the sub-assembly, and the middle channel beam passes through fastener and the front panel lower beam, described
The connection of front panel lower connecting plate.
2. front panel as described in claim 1 and middle channel connection structure, which is characterized in that the middle channel beam and it is described before
Structure glue is provided between siding lower beam, the front panel lower connecting plate；And/or
Structure glue is provided between the front panel lower beam, the front panel lower connecting plate.
3. front panel as described in claim 1 and middle channel connection structure, which is characterized in that the front panel lower beam is aluminium
Alloy pressuring casting, the front panel lower connecting plate are aluminium alloy stamping parts.
4. front panel as described in claim 1 and middle channel connection structure, which is characterized in that the middle channel beam is aluminium alloy
Squeeze out profile.
5. front panel as described in claim 1 and middle channel connection structure, which is characterized in that at least one set of fastener connects
It is connected to the middle channel beam, the front panel lower connecting plate and the front panel lower beam；And at least one set of fastener
It is connected only to the middle channel beam and the front panel lower beam.
6. front panel as described in claim 1 and middle channel connection structure, which is characterized in that the middle channel beam includes up and down
The first articulamentum, the second articulamentum and the third articulamentum being intervally arranged, the middle channel beam further include be integrally connected to it is described
The side connection wall of first articulamentum, the second articulamentum and third articulamentum two sides；
Fastener described in first group is sequentially connected to first articulamentum, the front panel lower connecting plate and the front panel
Lower beam, fastener described in second group are sequentially connected to second articulamentum and front panel lower beam, fasten described in third group
Part is sequentially connected to the third articulamentum and front panel lower beam.
7. front panel as claimed in claim 6 and middle channel connection structure, which is characterized in that first articulamentum with it is described
Expansion glue is provided between second articulamentum, between second articulamentum and the third articulamentum.
8. front panel and middle channel connection structure as described in any one of claims 1 to 7, which is characterized in that the antetheca
Plate lower beam includes shell structure and is shaped in the shell and the reinforcing rib of intersection.
9. front panel as claimed in claim 8 and middle channel connection structure, which is characterized in that the shell structure includes main body
Side wall and the connection wall being affixed with the front panel lower connecting plate, the connection wall are shaped in the main body wall；Institute
The thickness for stating main body wall is greater than the thickness of the connection wall, and the thickness of the reinforcing rib is greater than or equal to the connection wall
Thickness；And/or
Integrally formed with for the connecting column for fastener connection, the connecting column is integrally formed the front panel lower beam
In the intersection of the reinforcing rib.
10. a kind of vehicle, including vehicle body, which is characterized in that the vehicle body has as claimed in any one of claims 1-9 wherein
Front panel and middle channel connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920213537.4U CN209467224U (en) | 2019-02-19 | 2019-02-19 | A kind of front panel and middle channel connection structure and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920213537.4U CN209467224U (en) | 2019-02-19 | 2019-02-19 | A kind of front panel and middle channel connection structure and vehicle |
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| Publication Number | Publication Date |
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| CN209467224U true CN209467224U (en) | 2019-10-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112339869A (en) * | 2020-10-13 | 2021-02-09 | 广州汽车集团股份有限公司 | Well passageway connection structure and car |
-
2019
- 2019-02-19 CN CN201920213537.4U patent/CN209467224U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112339869A (en) * | 2020-10-13 | 2021-02-09 | 广州汽车集团股份有限公司 | Well passageway connection structure and car |
| CN112339869B (en) * | 2020-10-13 | 2022-04-19 | 广州汽车集团股份有限公司 | Well passageway connection structure and car |
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