CN207617814U - Floor frame structure after a kind of vehicle body - Google Patents
Floor frame structure after a kind of vehicle body Download PDFInfo
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- CN207617814U CN207617814U CN201721811752.1U CN201721811752U CN207617814U CN 207617814 U CN207617814 U CN 207617814U CN 201721811752 U CN201721811752 U CN 201721811752U CN 207617814 U CN207617814 U CN 207617814U
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- floor
- side member
- floor side
- leading portion
- crossmember
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Abstract
The utility model is related to auto Body Technology fields, disclose Floor frame structure after a kind of vehicle body, including rear wheel cover, rear floor crossmember and floor side member, floor side member includes floor side member leading portion and floor side member back segment, floor side member leading portion includes floor side member leading portion ontology and the joint structure that is connect with floor side member leading portion ontology, and floor side member leading portion ontology is with joint structure by aluminium alloy integrally casting shaping；Rear wheel cover, rear floor crossmember and longeron back segment are connected on joint structure.Since floor side member leading portion ontology and joint structure are by aluminium alloy integrally casting shaping, therefore joint structure can be integrated on floor side member leading portion ontology, to avoid the rear floor crossmember connector that setting is spliced by multiple steel components such as rear floor crossmember top connection and rear floor crossmember lower contact on rear floor crossmember, to reduce the number of parts of rear floor crossmember and simplify the welding structure on rear floor crossmember, and then alleviates the weight of rear floor crossmember and improve the strength and stiffness of rear floor crossmember.
Description
Technical field
The utility model is related to auto Body Technology fields, more particularly to Floor frame structure after a kind of vehicle body.
Background technology
Currently, Floor frame structure is mainly by rear wheel cover, rear floor crossmember and rear longitudinal floor beam after the vehicle body of existing automobile
Welding forms, and rear floor crossmember connector is usually provided on rear floor crossmember, and rear floor crossmember connector with rear wheel cover by connecting
Rear floor crossmember top connection and multiple steel components such as the rear floor crossmember lower contact that is connect with rear longitudinal floor beam be spliced,
To ensure the connection of floor crossmember and rear wheel cover and rear longitudinal floor beam after realizing.But due to rear floor crossmember connector need by
Multiple steel components such as floor crossmember top connection and rear floor crossmember lower contact are spliced afterwards, therefore lead to rear floor crossmember
Number of parts is more and welding precision is poor, and the weight so as to cause rear floor crossmember is larger and strength and stiffness are relatively low, in turn
Lead to that the weight of Floor frame structure after existing vehicle body is larger and strength and stiffness are relatively low.
Invention content
The purpose of this utility model is to provide Floor frame structure after a kind of vehicle body, to solve floor frame after existing vehicle body
The rear floor crossmember of structure is multiple by rear floor crossmember top connection and rear floor crossmember lower contact etc. due to rear floor crossmember connector
Steel components are spliced, so as to cause the technical problem that rear floor crossmember number of parts is more and welding precision is poor, with true
The lighter in weight of floor crossmember and strength and stiffness are higher after guarantor, so that it is guaranteed that after vehicle body the lighter in weight of Floor frame structure and
Strength and stiffness are higher.
In order to solve the above-mentioned technical problem, Floor frame structure after a kind of vehicle body of the utility model offer, including rear wheel cover,
Floor crossmember and floor side member afterwards, the floor side member includes floor side member leading portion and floor side member back segment, after the floor side member leading portion includes
Longitudinal beam front section ontology and the joint structure being connect with the floor side member leading portion ontology, the floor side member leading portion ontology connect with described
Header structure is by aluminium alloy integrally casting shaping；The rear wheel cover, the rear floor crossmember and the longeron back segment are connected to
On the joint structure.
Preferably, the floor side member leading portion ontology is equipped with multiple the first reinforcing ribs being laterally arranged, and described
First reinforcing rib is with the floor side member leading portion ontology by aluminium alloy integrally casting shaping.
Preferably, multiple the second longitudinally disposed reinforcing ribs, and institute are additionally provided on the floor side member leading portion ontology
The second reinforcing rib is stated with first reinforcing rib by aluminium alloy integrally casting shaping；Multiple second reinforcing ribs with it is multiple described
The crisscross setting of first reinforcing rib.
Preferably, the joint structure is equipped with multiple crisscross third reinforcing ribs, and the third adds
Strengthening tendons are with the joint structure by aluminium alloy integrally casting shaping.
Preferably, floor side member back segment connector, and the floor side member back segment connector are additionally provided on the joint structure
With the joint structure by aluminium alloy integrally casting shaping；One end of the floor side member back segment is plugged on the floor side member back segment and connects
In head.
Preferably, rear floor crossmember connector, and the rear floor crossmember connector are additionally provided on the joint structure
With the joint structure by aluminium alloy integrally casting shaping；Floor crossmember connects in the rear for one end grafting of floor crossmember after described
In head.
Preferably, trailing wheel shield joint is additionally provided on the joint structure, and the trailing wheel shield joint connects with described
Header structure is by aluminium alloy integrally casting shaping；The rear wheel cover is connected on the trailing wheel shield joint.
Preferably, the floor side member back segment is by aluminium alloy extrusions extrusion molding.
Preferably, the rear floor crossmember is by aluminium alloy extrusions extrusion molding.
Preferably, the rear wheel cover is by aluminium alloy casting and forming.
In order to solve identical technical problem, the utility model also provides a kind of under body frame structure, including gusset knot
Floor frame structure after structure, preceding floor sill strip and above-mentioned vehicle body, the side wall structure are connected in the rear wheel cover, institute
Preceding floor sill strip is stated to be connected on the floor side member leading portion ontology.
Floor frame structure after a kind of vehicle body of the utility model offer, including rear wheel cover, rear floor crossmember and floor side member, after
Longeron includes floor side member leading portion and floor side member back segment, floor side member leading portion include floor side member leading portion ontology and with floor side member leading portion sheet
The joint structure of body connection, floor side member leading portion ontology is with joint structure by aluminium alloy integrally casting shaping；Rear wheel cover, rear floor are horizontal
Beam and longeron back segment are connected on joint structure.Since floor side member leading portion ontology and joint structure are by aluminium alloy integrally casting
Molding, therefore joint structure can be integrated on floor side member leading portion ontology, it is arranged by rear to avoid on rear floor crossmember
The rear floor crossmember connector that multiple steel components such as the top connection of plate crossbeam and rear floor crossmember lower contact are spliced, to reduce
The number of parts of rear floor crossmember simultaneously simplifies the welding structure on rear floor crossmember, and then alleviates the weight of rear floor crossmember
The strength and stiffness for measuring and improving rear floor crossmember, to ensure after vehicle body the lighter in weight of Floor frame structure and intensity and just
Degree is higher.In addition, floor side member leading portion ontology not only alleviates floor side member leading portion with joint structure by aluminium alloy integrally casting shaping
Weight, and also improve joint structure and rear wheel cover, rear floor crossmember and longeron back segment bonding strength and rigidity, to
It further ensures that the lighter in weight of Floor frame structure after vehicle body and strength and stiffness is higher.
Description of the drawings
Fig. 1 is the structural schematic diagram of Floor frame structure after the vehicle body in the utility model embodiment；
Fig. 2 is the explosive view of Floor frame structure after the vehicle body in the utility model embodiment；
Fig. 3 is the structural schematic diagram of the floor side member leading portion in the utility model embodiment；
Fig. 4 is the structural schematic diagram of the floor side member back segment in the utility model embodiment；
Fig. 5 is the structural schematic diagram of the rear floor crossmember in the utility model embodiment；
Fig. 6 is the structural schematic diagram of the rear wheel cover in the utility model embodiment；
Fig. 7 is the front view of the floor side member in the utility model embodiment；
Fig. 8 is the structural schematic diagram of under body frame structure in the utility model embodiment.
Wherein, 1, rear wheel cover；2, rear floor crossmember；3, floor side member；31, floor side member leading portion；311, floor side member leading portion ontology；
3111, the first reinforcing rib；3112, the second reinforcing rib；312, joint structure；3121, third reinforcing rib；3122, floor side member back segment
Connector；3123, rear floor crossmember connector；3124, trailing wheel shield joint；32, floor side member back segment；
100, Floor frame structure after vehicle body；200, side wall structure；300, preceding floor sill strip.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
In the explanation of the utility model, the description of the orientation such as upper, lower, left, right, front and rear and top and bottom is all
It is defined for Fig. 1, when the modes of emplacement of Floor frame structure changes after vehicle body, corresponding orientation and top
Portion and bottom description will also change according to the change of modes of emplacement, and this will not be repeated here for the utility model.
In conjunction with shown in Fig. 1 to Fig. 6, Floor frame structure 100 after a kind of vehicle body of the preferred embodiment in the utility model, including
Rear wheel cover 1, rear floor crossmember 2 and floor side member 3, the floor side member 3 includes floor side member leading portion 31 and floor side member back segment 32, after described
Longitudinal beam front section 31 includes floor side member leading portion ontology 311 and the joint structure 312 being connect with the floor side member leading portion ontology 311,
The floor side member leading portion ontology 311 is with the joint structure 312 by aluminium alloy integrally casting shaping；The rear wheel cover 1, it is described after
Floor crossmember 2 and the longeron back segment 32 are connected on the joint structure 312.
In the utility model embodiment, since the floor side member leading portion ontology 311 is closed with the joint structure 312 by aluminium
Golden integrally casting shaping, therefore the joint structure 312 can be integrated on the floor side member leading portion ontology 311, to avoid
Setting is spliced by multiple steel components such as rear floor crossmember top connection and rear floor crossmember lower contact on floor crossmember 2 in the rear
Made of after floor crossmember connector, to reduce it is described after floor crossmember 2 number of parts and simplify it is described after floor it is horizontal
Welding structure on beam 2, and then alleviate the weight of the rear floor crossmember 2 and improve the intensity of the rear floor crossmember 2
And rigidity, to ensure the lighter in weight of Floor frame structure 100 after the vehicle body and strength and stiffness are higher.
In addition, the floor side member leading portion ontology 311 is not only subtracted with the joint structure 312 by aluminium alloy integrally casting shaping
The light weight of the floor side member leading portion 31, and also improve the joint structure 312 and the rear wheel cover 1, it is described after ground
The bonding strength and rigidity of plate crossbeam 2 and the longeron back segment 32, thereby further ensure that Floor frame structure after the vehicle body
100 lighter in weight and strength and stiffness is higher.
In conjunction with shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 7, in order to avoid the floor side member leading portion 31 is crushed in collision process,
The floor side member leading portion ontology 311 in the present embodiment is equipped with multiple the first reinforcing ribs 3111 being laterally arranged, and described the
One reinforcing rib 3111 is with the floor side member leading portion ontology 311 by aluminium alloy integrally casting shaping.Since aluminum alloy casting technique has
Conducive to promoting the geometry designs degree of freedom of the floor side member leading portion ontology 311, therefore can longitudinal beam front section ontology 311 in the rear
Upper setting, by multiple first reinforcing ribs 3111 being laterally arranged of aluminium alloy integrally casting shaping, passes through described first with it
The impact force suffered in collision process of the floor side member leading portion ontology 311 is passed through first reinforcing rib by reinforcing rib 3111
3111 are transmitted on the joint structure 312, and are transmitted to eventually by the third reinforcing rib 3121 on the joint structure 312
It is described to ensure to provide head-on crash load transmission channel for the floor side member leading portion 31 on the floor side member back segment 32
Floor side member back segment 32 is first crushed prior to the floor side member leading portion 31, and then the floor side member leading portion 31 is avoided to be crushed.
In conjunction with shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 7, it is crushed in collision process to further avoid the floor side member 3,
Multiple the second longitudinally disposed reinforcing ribs 3112 are additionally provided on the floor side member leading portion ontology 311 in the present embodiment, and described
Second reinforcing rib 3112 is with first reinforcing rib 3111 by aluminium alloy integrally casting shaping；Multiple second reinforcing ribs 3112
With multiple first reinforcing rib, 3111 crisscross settings.Since aluminum alloy casting technique is conducive to before promoting the floor side member
The geometry designs degree of freedom of Duan Benti 311, therefore can setting is reinforced with described first on longitudinal beam front section ontology 311 in the rear
Muscle 3111 and makes multiple described second by multiple longitudinally disposed second reinforcing ribs 3112 of aluminium alloy integrally casting shaping
Reinforcing rib 3112 and multiple first reinforcing rib, 3111 crisscross settings, the floor side member leading portion ontology 311 is being touched
Suffered impact force is distributed to each of the floor side member leading portion ontology 311 by second reinforcing rib 3112 during hitting
On position, to avoid the floor side member leading portion ontology 311 that stress concentration occurs, utmostly to keep the floor side member leading portion
The structural stability of ontology 311, and then further avoid the floor side member leading portion 31 and be crushed.
It is described in the present embodiment in order to improve the strength and stiffness of the joint structure 312 in conjunction with shown in Fig. 1 to Fig. 3
Joint structure 312 is equipped with multiple crisscross third reinforcing ribs 3121, and the third reinforcing rib 3121 and the connector
Structure 312 is by aluminium alloy integrally casting shaping.Since aluminum alloy casting technique is conducive to be promoted the geometry of the joint structure 312
Design freedom, thus can be arranged on the joint structure 312 with its by aluminium alloy integrally casting shaping it is multiple in length and breadth
The third reinforcing rib 3121 staggeredly, to improve the anti-bending strength of the joint structure 312, to improve the connector 312
Strength and stiffness, and then further increase the strength and stiffness of Floor frame structure 100 after the vehicle body.
In conjunction with shown in Fig. 1 to Fig. 4, in order to make structure rationalization, to realize the floor side member back segment 32 and the floor side member
The firm connection of leading portion 31, is additionally provided with floor side member back segment connector 3122 on the joint structure 312 in this example, and it is described after
Longeron back segment connector 3122 is with the joint structure 312 by aluminium alloy integrally casting shaping；One end of the floor side member back segment 32
It is plugged in the floor side member back segment connector 3122.By being arranged with it by aluminium alloy integrally casting on the joint structure 32
The molding floor side member connector 3122, and one end of the floor side member back segment 32 is plugged on the floor side member back segment connector
In 3122, to realize that the floor side member back segment 32 is securely connected on the floor side member leading portion 31.Preferably, the present embodiment
In the floor side member back segment connector 3122 be set to the joint structure 312 left side wall on.
Specifically, in order to improve the bonding strength of the floor side member back segment 32 and the floor side member leading portion 31, it is preferable that this
One end of the floor side member back segment 32 in embodiment is inserted into the floor side member back segment connector 3122, and by heating thread tapping
It is connected in the floor side member back segment connector 3122.Certainly, in the utility model embodiment, the floor side member back segment 32 also may be used
To be connected to otherwise in the floor side member back segment connector 3122, it need to only meet and be conducive to improve the floor side member back segment
32 with it is described after longitudinal beam front section 31 bonding strength, do not do more repeat herein.
In conjunction with shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 5, in order to make structure rationalization, with realize it is described after floor crossmember 2 with it is described
The firm connection of floor side member leading portion 31 is additionally provided with rear floor crossmember connector 3123 on the joint structure 312 in the present embodiment,
And the rear floor crossmember connector 3123 and the joint structure 312 are by aluminium alloy integrally casting shaping；Floor crossmember 2 after described
One end grafting in the rear in floor crossmember connector 3123.By being arranged with it by aluminium alloy on the joint structure 312
Integrally casting shaping it is described after floor crossmember connector 3123, and will it is described after floor crossmember 2 one end grafting in the rear
In plate beam joint 3123, to realize that the rear floor crossmember 2 is securely connected on the floor side member leading portion 31.It is preferred that
Ground, floor crossmember connector 3123 is set on the front side wall of the joint structure 312 after described in the present embodiment.
Specifically, in order to improve it is described after floor crossmember 2 and the floor side member leading portion 31 bonding strength, it is preferable that this
One end of the rear floor crossmember 2 in embodiment is inserted into the rear floor crossmember connector 3123, and is passed through and heated thread tapping
Connection is in the rear in floor crossmember connector 3123.Certainly, in the utility model embodiment, the rear floor crossmember 2 also may be used
To connect otherwise in floor crossmember connector 3123 in the rear, it need to only meet and be conducive to improve the rear floor crossmember
2 with it is described after longitudinal beam front section 31 bonding strength, do not do more repeat herein.
In conjunction with shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 6, in order to make structure rationalization, to realize that the rear wheel cover 1 is indulged afterwards with described
The firm connection of beam leading portion 31, is additionally provided with trailing wheel shield joint 3124 on the joint structure 312 in the present embodiment, and it is described after
Shield joint 3124 is taken turns with the joint structure 312 by aluminium alloy integrally casting shaping；The rear wheel cover 1 is connected to the rear wheel cover
On connector 3124.By the way that the trailing wheel shield joint with it by aluminium alloy integrally casting shaping is arranged on the joint structure 32
3124, and the rear wheel cover 1 is connected on the trailing wheel shield joint 3124, to realize that the rear wheel cover 1 securely connects
In the rear on longitudinal beam front section 31.Preferably, the trailing wheel shield joint 3124 in the present embodiment is set to the joint structure 312
Roof on.
Specifically, in order to improve the bonding strength of the rear wheel cover 1 and the floor side member leading portion 31, it is preferable that this implementation
The rear wheel cover 1 in example is taken turns by spot-welded on shield joint 3124 in the rear.Certainly, in the utility model embodiment
In, the rear wheel cover 1 can also be connected to otherwise on the trailing wheel shield joint 3124, need to only be met and be conducive to improve
The rear wheel cover 1 with it is described after longitudinal beam front section 31 bonding strength, do not do more repeat herein.
In the utility model embodiment, in order to further ensure that in 3 collision process of longeron in the rear, the floor side member
Back segment 32 is crushed prior to the floor side member leading portion 31, and the floor side member back segment 32 in the present embodiment is squeezed by aluminium alloy extrusions
Go out molding.Since the rigidity and intensity of the floor side member back segment 32 by aluminium alloy extrusions extrusion molding are below by aluminium alloy
The floor side member leading portion 31 of casting and forming, so as to ensure in 3 collision process of longeron in the rear, the floor side member back segment
32 are crushed prior to the floor side member leading portion 31, and then can utmostly keep the stable structure of the floor side member leading portion 31
Property, it is crushed with further avoiding the floor side member leading portion 31.
In addition, in the utility model embodiment, since the energy absorbing efficiency of aluminium alloy is higher than the energy absorbing efficiency of steel, to
The routed ability of resistance to compression for improving the floor side member leading portion 31 and the floor side member back segment 32, thereby reduces the floor side member leading portion
31 and the risk that is crushed in 3 collision process of longeron in the rear of the floor side member back segment 32.
In the utility model embodiment, in order to mitigate the weight of the rear floor crossmember 2 and improve the rear floor cross
The strength and stiffness of beam 2, floor crossmember 2 is by aluminium alloy extrusions extrusion molding after described in the present embodiment, after described
Floor crossmember 2 is formed by multiple steel components weldings, and since the material of the rear floor crossmember 2 is aluminium alloy, thus into
One step alleviates the weight of the rear floor crossmember 2 and further improves the strength and stiffness of the rear floor crossmember 2, to
It further ensures that the lighter in weight of Floor frame structure 100 after the vehicle body and strength and stiffness is higher.
In the utility model embodiment, in order to mitigate the weight of the rear wheel cover 1 and improve the intensity of the rear wheel cover 1
And rigidity, the rear wheel cover 1 in the present embodiment is by aluminium alloy casting and forming, to avoid the rear wheel cover 1 by multiple steels zero
Part welding forms, and since the material of the rear wheel cover 1 is aluminium alloy, the weight to alleviate the rear wheel cover 1 is gone forward side by side
One step improves the strength and stiffness of the rear wheel cover 1, thereby further ensures that the weight of Floor frame structure 100 after the vehicle body
Amount is relatively light and strength and stiffness are higher.
In addition, in the utility model embodiment, it should be noted that hubcap 1 after described in the present embodiment, it is described after
Floor crossmember 2, the floor side member leading portion 31 and the floor side member back segment 32 are made of aluminium alloy, with ensuring after the vehicle body
Plate framework structure 100 is made of aluminium alloy, so that it is guaranteed that mitigating the weight of Floor frame structure 100 after the vehicle body.
In conjunction with shown in Fig. 1, Fig. 2 and Fig. 8, in order to solve identical technical problem, the utility model also provides one kind and gets off
Floor frame structure 100 after body frame structure, including side wall structure 200, preceding floor sill strip 300 and above-mentioned vehicle body, institute
It states side wall structure 200 to be connected in the rear wheel cover 1, the preceding floor sill strip 300 is connected to the floor side member leading portion ontology
On 311.
To sum up, Floor frame structure 100 after a kind of vehicle body of the utility model offer, including rear wheel cover 1, rear floor crossmember 2
With floor side member 3, floor side member 3 includes floor side member leading portion 31 and floor side member back segment 32, and floor side member leading portion 31 includes floor side member leading portion sheet
Body 311 and the joint structure 312 being connect with floor side member leading portion ontology 311, floor side member leading portion ontology 311 and joint structure 312
By aluminium alloy integrally casting shaping；Rear wheel cover 1, rear floor crossmember 2 and longeron back segment 32 are connected on joint structure 312.
It, can be by joint structure 312 since floor side member leading portion ontology 311 and joint structure 312 are by aluminium alloy integrally casting shaping
It is integrated on floor side member leading portion ontology 311, is arranged by rear floor crossmember top connection and rear floor to avoid on rear floor crossmember 2
The rear floor crossmember connector that multiple steel components such as crossbeam lower contact are spliced, to reduce the part of rear floor crossmember 2
Quantity simultaneously simplifies the welding structure on rear floor crossmember 2, and then alleviates the weight of rear floor crossmember 2 and improve rear floor
The strength and stiffness of crossbeam 2, to ensure the lighter in weight of Floor frame structure 100 after vehicle body and strength and stiffness are higher.In addition,
Floor side member leading portion ontology 311 is not only alleviated the weight of floor side member leading portion 31 with joint structure 312 by aluminium alloy integrally casting shaping
Amount, and joint structure 312 and rear wheel cover 1, the bonding strength and rigidity of rear floor crossmember 2 and longeron back segment 32 are also improved,
It thereby further ensures that the lighter in weight of Floor frame structure 100 after vehicle body and strength and stiffness is higher.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
The scope of protection of the utility model is also should be regarded as into replacement.
Claims (10)
1. Floor frame structure after a kind of vehicle body, which is characterized in that including rear wheel cover, rear floor crossmember and floor side member, after described
Longeron includes floor side member leading portion and floor side member back segment, and the floor side member leading portion includes floor side member leading portion ontology and indulged afterwards with described
The joint structure of beam leading portion ontology connection, the floor side member leading portion ontology and the joint structure by aluminium alloy integrally casting at
Type；The rear wheel cover, the rear floor crossmember and the longeron back segment are connected on the joint structure.
2. Floor frame structure after vehicle body as described in claim 1, which is characterized in that the floor side member leading portion ontology is equipped with
Multiple the first reinforcing ribs being laterally arranged, and first reinforcing rib and the floor side member leading portion ontology are by aluminium alloy integrally casting
Molding.
3. Floor frame structure after vehicle body as claimed in claim 2, which is characterized in that also set on the floor side member leading portion ontology
Have multiple the second longitudinally disposed reinforcing ribs, and second reinforcing rib and first reinforcing rib by aluminium alloy integrally casting at
Type；Multiple second reinforcing ribs and multiple crisscross settings of first reinforcing rib.
4. Floor frame structure after vehicle body as described in claim 1, which is characterized in that the joint structure is equipped with multiple vertical
The third reinforcing rib of traversed by mistake, and the third reinforcing rib and the joint structure are by aluminium alloy integrally casting shaping.
5. Floor frame structure after vehicle body according to any one of claims 1-4, which is characterized in that on the joint structure
It is additionally provided with floor side member back segment connector, and the floor side member back segment connector and the joint structure are by aluminium alloy integrally casting shaping；
One end of the floor side member back segment is plugged in the floor side member back segment connector.
6. Floor frame structure after vehicle body according to any one of claims 1-4, which is characterized in that on the joint structure
It is additionally provided with rear floor crossmember connector, and the rear floor crossmember connector and the joint structure are by aluminium alloy integrally casting shaping；
One end grafting of the rear floor crossmember is in the rear in floor crossmember connector.
7. Floor frame structure after vehicle body according to any one of claims 1-4, which is characterized in that on the joint structure
It is additionally provided with trailing wheel shield joint, and the trailing wheel shield joint and the joint structure are by aluminium alloy integrally casting shaping；The trailing wheel
Cover is connected on the trailing wheel shield joint.
8. Floor frame structure after vehicle body according to any one of claims 1-4, which is characterized in that the floor side member back segment
By aluminium alloy extrusions extrusion molding.
9. Floor frame structure after vehicle body according to any one of claims 1-4, which is characterized in that floor crossmember after described
By aluminium alloy extrusions extrusion molding.
10. Floor frame structure after vehicle body according to any one of claims 1-4, which is characterized in that the rear wheel cover is by aluminium
Alloy casting and forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721811752.1U CN207617814U (en) | 2017-12-20 | 2017-12-20 | Floor frame structure after a kind of vehicle body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721811752.1U CN207617814U (en) | 2017-12-20 | 2017-12-20 | Floor frame structure after a kind of vehicle body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207617814U true CN207617814U (en) | 2018-07-17 |
Family
ID=62822013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721811752.1U Active CN207617814U (en) | 2017-12-20 | 2017-12-20 | Floor frame structure after a kind of vehicle body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207617814U (en) |
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2017
- 2017-12-20 CN CN201721811752.1U patent/CN207617814U/en active Active
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