CN209008696U - Floor frame structure and automobile after a kind of - Google Patents

Floor frame structure and automobile after a kind of Download PDF

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Publication number
CN209008696U
CN209008696U CN201821705962.7U CN201821705962U CN209008696U CN 209008696 U CN209008696 U CN 209008696U CN 201821705962 U CN201821705962 U CN 201821705962U CN 209008696 U CN209008696 U CN 209008696U
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China
Prior art keywords
floor
rear floor
crossbeam
side beam
frame structure
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Active
Application number
CN201821705962.7U
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Chinese (zh)
Inventor
林佳武
杨宏
谢锋
陈东
耿富荣
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Guangzhou Automobile Group Co Ltd
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Guangzhou Automobile Group Co Ltd
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Priority to CN201821705962.7U priority Critical patent/CN209008696U/en
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Abstract

The utility model discloses a kind of rear Floor frame structure, including left/right floor side member assembly and multiple crossbeams, the left/right floor side member assembly includes the left front curb girder in rear floor, rear floor forward right side beam, the left back curb girder in rear floor, and rear floor right lateral side beam, the left front curb girder in floor, rear floor forward right side beam are aluminium casting after described, the left back curb girder in floor, rear floor right lateral side beam are aluminium extrusion after described, the multiple crossbeam is connected between the left front curb girder in rear floor, rear floor forward right side beam, the left back curb girder in rear floor, and rear floor right lateral side beam.Compared with the existing technology, Floor frame structure constitutional detail quantity, weight are effectively reduced after the utility model, and the splicing precision of assembly structure greatly improves.A kind of automobile is also disclosed in the utility model, has rear Floor frame structure as described above.

Description

Floor frame structure and automobile after a kind of
Technical field
The utility model relates to automotive field more particularly to a kind of rear Floor frame structure and automobiles.
Background technique
The rear Floor frame structure of current vehicle white body mainstream is all made of steel components welding and forms, rear floor structure one As be made of numerous steel stamping parts, number of components is more, and structure is complicated, and assembly welding precision is not high, and weight is larger, be easy Corrosion.
Utility model content
In view of this, the present invention provides a kind of rear Floor frame structure that weight can be effectively reduced and automobiles.
Floor frame structure after provided by the utility model, including left/right floor side member assembly and multiple crossbeams, it is described Left/right floor side member assembly includes the left front curb girder in rear floor, rear floor forward right side beam, the left back curb girder in rear floor, and the rear floor right side Rear side beam, the left front curb girder in the rear floor, rear floor forward right side beam are aluminium casting, and the left back curb girder in the rear floor, rear floor are right Rear side beam is aluminium extrusion, and the multiple crossbeam is connected to the left front curb girder in rear floor, rear floor forward right side beam, rear floor left rear side Between beam, and rear floor right lateral side beam.
Further, the multiple crossbeam includes first crossbeam and second cross beam, and the first crossbeam and second cross beam are equal It is connect with the rear floor left/right all side beam.
Further, the multiple crossbeam further includes third crossbeam, on front side of the third crossbeam and the rear floor left/right Beam connection, is equipped with the first seat mounting rail and the second seat mounting rail between the third crossbeam and second cross beam, and described the Three crossbeams, the first seat mounting rail provide seat and safety belt installation point together with the second seat mounting rail.
Further, the multiple crossbeam includes the 4th crossbeam, the 4th crossbeam and the rear floor left/right all side beam Connection.
Further, the connection of the multiple crossbeam and rear floor left/right all side beam is overlapped using near closed hollow ring.
Further, the rear floor left/right all side beam uses positive Z-type slot, and the crossbeam uses anti-Z-type slot, is merged weldering Z-direction drop piece is used when connecing.
Further, the left/right floor side member assembly is equipped with side wall floor connecting plate, and side wall floor connecting plate is direct It connect with the rear floor left/right all side beam screw, and is connect with side wall wheel cover reinforcing beam.
Further, the rear floor left/right all side beam is equipped with rear floor left/right sealing plate.
The utility model also provides a kind of automobile, has rear Floor frame structure as described above.
The rear floor that Floor frame structure includes aluminium casting structure by left/right floor side member assembly after the utility model is left/ Forward right side beam connects to be formed with beam on rear side of the rear floor left/right of aluminium extrusion structure, and multiple crossbeams of aluminium extrusion structure connect It is connected between the left front curb girder in rear floor, rear floor forward right side beam, the left back curb girder in rear floor, and rear floor right lateral side beam, so that Constitutional detail quantity, weight are effectively reduced, and the splicing precision of assembly structure greatly improves.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model Art means, and being implemented in accordance with the contents of the specification, and in order to allow the above and other purpose, feature of the utility model It can be more clearly understood with advantage, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is the overall schematic of Floor frame structure after the utility model embodiment.
Fig. 2 is the combination diagram of rear Floor frame structure and rear floor panel shown in Fig. 1.
Fig. 3 be shown in Fig. 1 after Floor frame structure and rear floor panel, side wall wheel cover reinforcing beam is isostructural combines signal Figure.
Fig. 4 is the perspective view of the left front curb girder in rear floor in rear Floor frame structure shown in Fig. 1.
Fig. 5 is the perspective view of another angle of the rear left front curb girder in floor in rear Floor frame structure shown in Fig. 1.
Fig. 6 is the perspective view of rear floor forward right side beam in rear Floor frame structure shown in Fig. 1.
Fig. 7 is the perspective view of another angle of rear floor forward right side beam in rear Floor frame structure shown in Fig. 1.
Fig. 8 is the perspective view of the left back curb girder in rear floor in rear Floor frame structure shown in Fig. 1.
Fig. 9 is the perspective view of rear floor right lateral side beam in rear Floor frame structure shown in Fig. 1.
Figure 10 is the perspective view of side wall floor connecting plate in rear Floor frame structure shown in Fig. 1.
Figure 11 is the perspective view of rear floor left/right sealing plate in rear Floor frame structure shown in Fig. 1.
Figure 12 is the perspective view of first crossbeam in rear Floor frame structure shown in Fig. 1.
Figure 13 is the perspective view of second cross beam in rear Floor frame structure shown in Fig. 1.
Figure 14 is the perspective view of third crossbeam in rear Floor frame structure shown in Fig. 1.
Figure 15 is the perspective view of the 4th crossbeam in rear Floor frame structure shown in Fig. 1.
Figure 16 is first crossbeam, second cross beam or third crossbeam and rear floor left/right in rear Floor frame structure shown in Fig. 1 The welding schematic diagram of all side beam.
Figure 17 is the perspective view of the first seat mounting rail in rear Floor frame structure shown in Fig. 1.
Figure 18 is the perspective view of the second seat mounting rail in rear Floor frame structure shown in Fig. 1.
Specific embodiment
Further to illustrate that the utility model is the technical means and efficacy reaching predetermined purpose of utility model and being taken, Below in conjunction with attached drawing and preferred embodiment, to the utility model, detailed description are as follows.
Fig. 1 to Figure 18 show the overall diagram and part diagram of Floor frame structure after the present embodiment.
Please also refer to Fig. 1, Fig. 2, in the present embodiment, rear Floor frame structure includes left/right floor side member assembly and multiple Crossbeam.Left/right floor side member assembly includes the left front curb girder 1 in rear floor, rear floor forward right side beam 2, the left back curb girder 3 in rear floor, afterwards Plate right lateral side beam 4.Wherein, the left front curb girder 1 in rear floor, rear floor forward right side beam 2 are aluminium casting, the left back curb girder 3 in rear floor, afterwards Plate right lateral side beam 4, crossbeam are aluminium extrusion.Multiple crossbeams are connected to the left front curb girder 1 in rear floor, rear floor forward right side beam 2, afterwards Between the left back curb girder 3 of plate, and rear floor right lateral side beam 4.
In the present embodiment, multiple crossbeams include first crossbeam 5, second cross beam 6, third crossbeam 7, the 4th crossbeam 8.Wherein, First crossbeam 5, second cross beam 6, third crossbeam 7, the 4th crossbeam 8 are connect with rear floor left/right all side beam 1,2.Third crossbeam First seat mounting rail 9 and the second seat mounting rail 10, third crossbeam 7, the first seat peace are installed between 7 and second cross beam 6 Dress beam 9 and the second seat mounting rail 10 provide seat and safety belt installation point together.4th crossbeam 8 can be used for supporting spare tyre.
Floor panel 11 is mounted on left/right floor side member assembly and above-mentioned multiple crossbeams (such as Fig. 2) afterwards.
Fig. 4, Fig. 5 show the left front curb girder 1 in rear floor, and Fig. 6, Fig. 7 show rear floor forward right side beam 2.Floor left/right afterwards All side beam 1,2 uses cast aluminium alloy gold structure, is equipped with first crossbeam tie point 31, second cross beam tie point 32, third crossbeam and connects Contact 33, the 4th crossbeam tie point 34.
The left back curb girder 3 in floor, rear floor right lateral side beam 4 after being respectively shown in Fig. 8, Fig. 9.Beam 3,4 on rear side of the left/right of floor afterwards Using the aluminium alloy extruded structure of near closed hollow ring, near closed hollow ring structure can be obviously improved body stiffness.
Figure 10 show side wall floor connecting plate 12, directly connect with rear floor left/right all side beam 1,2 screws, and with Side wall wheel cover reinforcing beam 13 connects (as shown in Figure 3), so as to form the ability for the overturning deformation for resisting damper transmitting.
Figure 11 show rear floor left/right sealing plate 14, is respectively arranged in rear 1,2 outside (such as Fig. 3 of floor left/right all side beam It is shown).
It is respectively first crossbeam 5, second cross beam 6, third crossbeam 7, the 4th crossbeam 8 shown in Figure 12, Figure 13, Figure 14, Figure 15. Wherein, first crossbeam 5, second cross beam 6, third crossbeam 7 are all made of the aluminium alloy extruded structure of near closed hollow ring, with rear floor it is left/ The connection of forward right side beam 1,2 is overlapped using near closed hollow ring, and rear floor left/right all side beam 1,2 uses positive Z-type slot, and crossbeam uses anti-Z Type groove, using Z-direction drop piece when being merged welding (as shown in Figure 16).Power passes to extrusion by casting, forms complete closing Power transmission cavity body structure;This structure can guarantee higher stiffness, more preferable to resist vehicle body torsion, and have better craftsmanship.
It is respectively the first seat mounting rail 15, the second seat mounting rail 16 shown in Figure 17, Figure 18, is all made of near closed hollow ring Aluminium alloy extruded structure is connected between second cross beam 6 and third crossbeam 7.
Floor left/right all side beam 1,2 casting provide chassis auxiliary frame installation point after as a result,;First crossbeam 5, second cross beam 6 It is rear floor frame girder with the 4th crossbeam 8, plays vehicle body anti-torsion;Beam supplemented by third crossbeam 7, with the first seat mounting rail 15 and second seat mounting rail 16 seat and safety belt installation point are provided together.When colliding below, impact force is by rearly Beam 3,4 is transferred to rear the 1,2, the 4th crossbeam 8 of floor left/right all side beam, third crossbeam 7 and second cross beam 6 on rear side of plate left/right, and one Part power is up passed by floor side wall connecting plate 12;When sideways collisions, after impact force is transferred to by threshold Floor left/right all side beam 1,2 and first crossbeam 5.
The left front curb girder in floor, rear floor forward right side beam use cast aluminium alloy gold structure after the utility model, reduce part Quantity improves the structural strength on rear floor, rigidity, the left back curb girder of rear the first, second, third and fourth crossbeam of floor and rear floor, it is right after Curb girder, seat mounting rail use the aluminium alloy extruded structure of near closed hollow ring, thus by using several casting aluminum alloy parts and Several extrusions realize the rear floor frame assembly structure that numerous stamping parts are welded, and integrated level is high, and precision is high, alleviate zero Part weight, reduces manufacturing cost.Also, self-tapping screw FDS connection type is melted by riveting SPR and heat, after the completion floor Frame connection is connect using spot welding with upper body steel body structure, meets the connection of steel upper body (aluminum-steel hybrid vehicle body), have The car body frame structures such as effect connection upper body, preceding floor, ensure that the structural strength and rigidity of body tail frame.
Floor or so all side beam designs afterwards for casting, without stamping parts designing material utilization rate problem of worrying, and floor All crossbeams are extrusion, are overlapped by the closing of casting and extrusion, form each power transmission channel, this structure can guarantee rear floor The higher stiffness of frame preferably resists vehicle body torsion, and has better craftsmanship.
Using aluminium alloy extrusion section bar extrusion process, aluminum alloy casting technique, constitutional detail quantity, weight are effectively subtracted Few, the splicing precision of assembly structure greatly improves.
The use of aluminium also can solve the problem of steel body easily corrodes.
The utility model also provides a kind of automobile, has rear Floor frame structure as described above.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model Limitation be not intended to limit the utility model although the utility model has been disclosed with preferred embodiment as above, it is any ripe Professional and technical personnel is known, is not being departed within the scope of technical solutions of the utility model, when in the technology using the disclosure above Hold the equivalent embodiment made a little change or be modified to equivalent variations, but all without departing from technical solutions of the utility model Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still It is within the scope of the technical solutions of the present invention.

Claims (9)

1. Floor frame structure after a kind of, it is characterised in that: including left/right floor side member assembly and multiple crossbeams, the left/right Floor side member assembly includes the left front curb girder in rear floor, rear floor forward right side beam, the left back curb girder in rear floor, and rear floor right lateral side Beam, the left front curb girder in the rear floor, rear floor forward right side beam are aluminium casting, the left back curb girder in the rear floor, rear floor right lateral side Beam is aluminium extrusion, and the multiple crossbeam is connected to the left front curb girder in rear floor, rear floor forward right side beam, the left back curb girder in rear floor, And between the right lateral side beam of rear floor.
2. Floor frame structure after according to claim 1, it is characterised in that: the multiple crossbeam include first crossbeam with Second cross beam, the first crossbeam are connect with the rear floor left/right all side beam with second cross beam.
3. Floor frame structure after according to claim 2, it is characterised in that: the multiple crossbeam further includes third cross Beam, the third crossbeam with it is described after floor left/right all side beam connect, the is equipped between the third crossbeam and second cross beam One seat mounting rail and the second seat mounting rail, the third crossbeam, the first seat mounting rail are together with the second seat mounting rail Seat and safety belt installation point are provided.
4. Floor frame structure after according to claim 1, it is characterised in that: the multiple crossbeam includes the 4th crossbeam, 4th crossbeam is connect with the rear floor left/right all side beam.
5. Floor frame structure after according to claim 1, it is characterised in that: the multiple crossbeam and rear floor left/right The connection of all side beam is overlapped using near closed hollow ring.
6. Floor frame structure after according to claim 1, it is characterised in that: floor left/right all side beam uses after described Positive Z-type slot, the crossbeam use anti-Z-type slot, using Z-direction drop piece when being merged welding.
7. Floor frame structure after according to claim 1, it is characterised in that: the left/right floor side member assembly is equipped with side Exclosure plate connecting plate, side wall floor connecting plate directly with it is described after floor left/right all side beam screw connect, and with side wall wheel The connection of cover reinforcing beam.
8. Floor frame structure after according to claim 1, it is characterised in that: left/right all side beam installation in floor after described There is rear floor left/right sealing plate.
9. a kind of automobile, which is characterized in that have the rear Floor frame structure as described in any in claim 1 to 8.
CN201821705962.7U 2018-10-19 2018-10-19 Floor frame structure and automobile after a kind of Active CN209008696U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821705962.7U CN209008696U (en) 2018-10-19 2018-10-19 Floor frame structure and automobile after a kind of

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Application Number Priority Date Filing Date Title
CN201821705962.7U CN209008696U (en) 2018-10-19 2018-10-19 Floor frame structure and automobile after a kind of

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110696689A (en) * 2019-11-26 2020-01-17 江西江铃集团新能源汽车有限公司 Back row seat installation roof beam and car
CN111098937A (en) * 2019-12-31 2020-05-05 中国第一汽车股份有限公司 Rear floor structure and vehicle
CN113085777A (en) * 2021-04-28 2021-07-09 浙江吉利控股集团有限公司 Mounting structure and vehicle of vehicle backseat safety belt hasp
CN114789754A (en) * 2021-08-13 2022-07-26 长城汽车股份有限公司 Lower vehicle body rear structure
CN114802484A (en) * 2022-05-31 2022-07-29 重庆长安新能源汽车科技有限公司 Rear floor structure of electric automobile
CN115214778A (en) * 2021-10-25 2022-10-21 广州汽车集团股份有限公司 Rear floor frame construction and car
CN115366997A (en) * 2022-07-20 2022-11-22 岚图汽车科技有限公司 Rear floor assembly and vehicle

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110696689A (en) * 2019-11-26 2020-01-17 江西江铃集团新能源汽车有限公司 Back row seat installation roof beam and car
CN111098937A (en) * 2019-12-31 2020-05-05 中国第一汽车股份有限公司 Rear floor structure and vehicle
CN113085777A (en) * 2021-04-28 2021-07-09 浙江吉利控股集团有限公司 Mounting structure and vehicle of vehicle backseat safety belt hasp
CN114789754A (en) * 2021-08-13 2022-07-26 长城汽车股份有限公司 Lower vehicle body rear structure
WO2023016106A1 (en) * 2021-08-13 2023-02-16 长城汽车股份有限公司 Lower vehicle body rear structure and vehicle
CN115214778A (en) * 2021-10-25 2022-10-21 广州汽车集团股份有限公司 Rear floor frame construction and car
CN115214778B (en) * 2021-10-25 2023-12-26 广州汽车集团股份有限公司 Rear floor frame structure and car
CN114802484A (en) * 2022-05-31 2022-07-29 重庆长安新能源汽车科技有限公司 Rear floor structure of electric automobile
CN114802484B (en) * 2022-05-31 2023-03-14 重庆长安新能源汽车科技有限公司 Rear floor structure of electric automobile
CN115366997A (en) * 2022-07-20 2022-11-22 岚图汽车科技有限公司 Rear floor assembly and vehicle
CN115366997B (en) * 2022-07-20 2024-01-09 岚图汽车科技有限公司 Rear floor assembly and vehicle

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