CN208665332U - A kind of lower body structural assembly and the electric car with the structural assembly - Google Patents
A kind of lower body structural assembly and the electric car with the structural assembly Download PDFInfo
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- CN208665332U CN208665332U CN201821383076.7U CN201821383076U CN208665332U CN 208665332 U CN208665332 U CN 208665332U CN 201821383076 U CN201821383076 U CN 201821383076U CN 208665332 U CN208665332 U CN 208665332U
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Abstract
The utility model provides a kind of lower body structural assembly, the lower body structural assembly is aluminium alloy structure assembly, it includes engine room frame, preceding floor frame and rear floor frame, the preceding floor frame is set between the engine room frame and the rear floor frame, and the bottom of the preceding floor frame is planar structure.Lower body structural assembly is made by using aluminum alloy materials in the utility model, to reach light-weighted design requirement to vehicle body loss of weight, simultaneously because the battery pack of floor frame bottom is planar structure before being mounted on, therefore the bottom of preceding floor frame is designed to that planar structure interferes to avoid battery pack installation, more spaces are provided for battery pack installation, meet the requirement of electronic overall height course continuation mileage.The utility model additionally provides a kind of electric car.
Description
Technical field
The utility model relates to electric vehicle engineering field more particularly to a kind of lower body structural assembly and there is the structure
The electric car of assembly.
Background technique
With constantly advocating, encouraging people " Green Travel ", electric car is increasingly becoming the main way of people's trip
One of.But for electric car, body lightening is that it is popularized to improve its handling, improve its course continuation mileage
Key factor；And since the light-weighted design of electric car helps to improve its course continuation mileage, do not influence it is electronic
In the case that automobile self performance is especially to driving safety performance (rigidity), light-weight design meaning weight is carried out to electric car
Greatly.
Utility model content
In view of this, it is necessary to provide the lower body knots that one kind can greatly meet body lightening, raising course continuation mileage
Structure assembly and electric car with the structural assembly.
The utility model provides a kind of lower body structural assembly comprising engine room frame, preceding floor frame and rear floor
Frame, the preceding floor frame is set between the engine room frame and the rear floor frame, and the bottom of the preceding floor frame
Portion is planar structure.
Further, the lower body structural assembly is aluminum alloy material structure.
Further, the lower body structural assembly further comprises the battery pack structure that upper surface is planar structure, institute
State the bottom that battery pack structure is installed on the preceding floor frame.
Further, the engine room frame is equipped with front wall crossbeam, front damper tower seat and engine room front longitudinal beam, subtracts before described
The both ends that device tower seat is set on front side of the front wall crossbeam are shaken, the engine room front longitudinal beam is installed on the front end of the front wall crossbeam, institute
It states front wall crossbeam and the engine room front longitudinal beam is aluminium extruding structure, the front damper tower seat is cast aluminum type structure.
Further, the preceding floor frame is equipped with threshold, seat front beam, seat rear cross beam and middle channel, described
Threshold is symmetrically set in the two sides of the preceding floor frame, and the middle channel is set to the middle part on the preceding floor frame, the seat
Chair front beam and the seat rear cross beam are set to side by side between the threshold and the middle channel, the threshold, seat front beam,
Seat rear cross beam and middle channel are aluminium extruding structure.
Further, the lower body structural assembly further includes connecting the connection of the threshold and the engine room front longitudinal beam to connect
Head, the jointing are cast aluminium connector.
Further, the two sides of the rear floor frame are equipped with floor side member ontology and floor side member extends beam, the floor side member
Ontology is connected to the floor side member and extends between beam and the threshold, and the floor side member ontology and floor side member extension beam are
Aluminium extruding structure.
Further, it is horizontal to be equipped with rear floor first crossbeam, rear floor second cross beam, rear floor third for the rear floor frame
Beam, the 4th crossbeam of rear floor, the rear floor first crossbeam, the 4th crossbeam of the rear floor cross at the floor side member sheet respectively
The front and back end of body, the rear floor second cross beam are set between the 4th crossbeam of the rear floor first crossbeam and the rear floor,
After described floor third crossbeam be set to it is described after floor second cross beam and it is described after between floor the 4th crossbeam, it is described after floor the
One crossbeam, rear floor second cross beam, rear floor third crossbeam, the 4th crossbeam of rear floor are aluminium extruding structure.
Further, the both ends in the middle channel are respectively arranged in the rear floor first crossbeam and the front wall crossbeam.
The utility model additionally provides a kind of electric car, including above-described lower body structural assembly.Under
The technology of other dependency structures and electric car interaction on body construction assembly, reference can be made to the prior art, specifically herein
It repeats no more.
In conclusion lower body structural assembly is made by using aluminum alloy materials in the utility model, to give vehicle body loss of weight
And reach light-weighted design requirement；Use closed aluminium alloy section that can promote the rigidity of vehicle body to meet electronic vapour simultaneously
The requirement of vehicle safety, and since the battery pack of floor frame bottom before being mounted on is planar structure, by preceding floor frame
Bottom be designed to planar structure to avoid battery pack installation interfere, for battery pack installation more spaces are provided, satisfaction
The requirement of electronic overall height course continuation mileage.
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 schematic side view of the utility model lower body structural assembly；
Fig. 2 is the schematic top plan view of the utility model lower body structural assembly.
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.
As shown in Figure 1, the utility model provides a kind of lower body structural assembly comprising engine room frame 10, preceding floor
Frame 20, rear floor frame 30 and upper surface are the battery pack structure 40 of planar structure.
Preceding floor frame 20 is set between engine room frame 10 and rear floor frame 30.Due to X to battery inclusion in Y-direction
The mould group of structure 40, which is laid, needs biggish space, and the upper surface of battery pack structure 40 is plane, thus the utility model will before
The bottom surface of floor frame 20 is a horizontal plane before the bottom of floor frame 20 is designed to planar structure i.e., to avoid electronic vapour
The bottom on Chinese herbaceous peony floor is interfered with battery pack structure 40, so as to which more battery packs are installed on preceding floor frame 20
Bottom, to meet optimum utilization of the electric car to the needs and material, space of high convoy mileage.
With reference to Fig. 2, engine room frame 10 includes front wall crossbeam 11, front damper tower seat 12 and engine room front longitudinal beam 13；Preceding floor
Frame 20 includes threshold 21, seat front beam 22, seat rear cross beam 23 and middle channel 24；After the two sides of floor frame 30 are equipped with afterwards
Stringer ontology 35 and floor side member extend beam 36.
Specifically, front damper tower seat 12 is set to the both ends of 11 front side of front wall crossbeam, and engine room front longitudinal beam 13 is installed on front wall
The front end of crossbeam 11；The two sides of floor frame 20 before threshold 21 is symmetrically set in, middle channel 24 are set to the middle part of preceding floor frame 20,
Seat front beam 22, seat rear cross beam 23 are set between threshold 21 and middle channel 24 side by side, i.e., seat front beam 22 is for 2 and right
Claim to be set between middle channel 24 and the threshold 21 of two sides, likewise, seat rear cross beam 23 be two and be also set to middle channel 24 with
Between the threshold 21 of two sides；The two sides of floor frame 30 are equipped with floor side member ontology 35 afterwards and floor side member extends beam 36, rear ground sheet frame
The two sides of frame 30 are transversely provided with rear floor first crossbeam 31, rear floor second cross beam 32, rear floor third crossbeam 33, rear floor
Four crossbeams 34, rear floor second cross beam 32 are set between the 4th crossbeam 34 of rear floor first crossbeam 31 and rear floor, rear floor the
Three crossbeams 33 are set between the 4th crossbeam 34 of rear floor second cross beam 32 and rear floor.
In the utility model, lower body structural assembly further includes the jointing for connecting threshold 21 and engine room front longitudinal beam 13
15, the both ends in middle channel 24 are respectively arranged in rear floor first crossbeam 31 and front wall crossbeam 11, in order to which electric car is occurring
When head-on crash, impact force can decompose to front wall crossbeam 11 and jointing 15 by engine room front longitudinal beam 13, by jointing 15
It is transferred to threshold 21, middle channel 24 is transferred to by front wall crossbeam 11.
Further, in the utility model, floor side member ontology 35 is connected to floor side member and extends on beam 36 and preceding floor frame 20
Threshold 21 between, and make when side collision occurs for electric car, the threshold 21 on the side of preceding floor frame 20 by
Side impact force seat front beam 22, seat rear cross beam 23, rear floor first crossbeam 31, middle channel 24 are transferred to by threshold 21.
Further, since rear floor first crossbeam 31 crosses at the front end of floor side member ontology 35, rear the 4th crossbeam of floor
34 cross at the junction of floor side member ontology 35 and floor side member extension beam 36, and to collide at the rear portion of electric car
When, impact force can be extended beam 36 by floor side member and be transferred to floor side member ontology 35, the 4th crossbeam 34 of rear floor and rear floor third
Crossbeam 33.
In the utility model, jointing 15 and front damper tower seat 12 are all made of aluminum process and are connect so that cast aluminium is respectively prepared
Head, cast aluminium tower seat, the i.e. crucial connecting component of the utility model are all made of aluminum process casting, connect convenient for integrating different installations
Binding structure improves part integrated level in one, to enhance the rigidity of electric car body as much as possible, improves safety.
In the present invention, the main frame part of lower body structural assembly, i.e. front wall crossbeam 11, engine room front longitudinal beam 13,
Threshold 21, seat front beam 22, seat rear cross beam 23 and middle channel 24, floor side member ontology 35, floor side member extend beam 36, rear floor
First crossbeam 31, the 4th crossbeam 34 of rear floor second cross beam 32, rear floor third crossbeam 33 and rear floor, are all made of aluminium extruded technique
The aluminum extrusion pieces with closed cross-section are manufactured into, therefore its own rigidity can be promoted, with while resisting impact force and the time-division
Impact force is dissipated, the influence of electric automobile collision is reduced.The utility model additionally provides a kind of electric car comprising described above
Lower body structural assembly.About the skill of other dependency structures and electric car interaction on lower body structural assembly
Art, reference can be made to the prior art, specific details are not described herein.
To sum up, use aluminum alloy materials to be made with to vehicle body loss of weight in lower body structural assembly provided by the utility model and
Reach light-weighted design requirement, and there is preferable anti-corrosion effect；Meanwhile main frame uses aluminium extruding structure, section design
Flexibly, part integrated level is high, and number of parts is few, the optimum utilization of material and space can be realized based on different performance, and seal
The aluminium alloy section closed can promote the rigidity of vehicle body to meet the requirement of electric car safety；And due to being mounted on preceding floor
The battery pack of base of frame is planar structure, therefore is designed to planar structure to avoid battery pack peace the bottom of preceding floor frame
Dress interferes, and provides more spaces for battery pack installation, meets the requirement of electronic overall height course continuation mileage.
More than, it is only the preferred embodiment of the utility model, limit in any form not is made to the utility model
System, although the utility model has been disclosed with preferred embodiment as above, is not intended to limit the utility model, any to be familiar with sheet
Technical professional is not departing within the scope of technical solutions of the utility model, when the technology contents work using the disclosure above
A little change or it is modified to the equivalent embodiment of equivalent variations out, but all without departing from the content of the technical scheme of the utility model, according to
According to the technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, still fall within
In the range of technical solutions of the utility model.
Claims (10)
1. a kind of lower body structural assembly, which is characterized in that including engine room frame (10), preceding floor frame (20) and rear ground sheet frame
Frame (30), the preceding floor frame (20) are set between the engine room frame (10) and the rear floor frame (30), and described
The bottom of preceding floor frame (20) is planar structure.
2. lower body structural assembly according to claim 1, which is characterized in that the lower body structural assembly further wraps
The battery pack structure (40) that upper surface is planar structure is included, the battery pack structure (40) is installed on the preceding floor frame (20)
Bottom.
3. lower body structural assembly according to claim 1, which is characterized in that the lower body structural assembly is aluminium alloy
Material-structure.
4. lower body structural assembly according to claim 1, which is characterized in that the engine room frame (10) is equipped with front wall
Crossbeam (11), front damper tower seat (12) and engine room front longitudinal beam (13), it is horizontal that the front damper tower seat (12) is set to the front wall
Both ends on front side of beam (11), the engine room front longitudinal beam (13) are installed on the front end of the front wall crossbeam (11), the front wall crossbeam
(11) and the engine room front longitudinal beam (13) is aluminium extruding structure, and the front damper tower seat (12) is cast aluminum type structure.
5. lower body structural assembly according to claim 4, which is characterized in that the preceding floor frame (20) is equipped with door
Sill (21), seat front beam (22), seat rear cross beam (23) and middle channel (24), the threshold (21) are symmetrically set in the preceding ground
The two sides of plate framework (20), the middle channel (24) are set to the middle part of the preceding floor frame (20), the seat front beam
(22) it is set between the threshold (21) and the middle channel (24) side by side with the seat rear cross beam (23), the threshold
(21), seat front beam (22), seat rear cross beam (23) and middle channel (24) are aluminium extruding structure.
6. lower body structural assembly according to claim 5, which is characterized in that the lower body structural assembly further includes connecting
The jointing (15) of the threshold (21) Yu the engine room front longitudinal beam (13) is connect, the jointing (15) is cast aluminium connector.
7. lower body structural assembly according to claim 5 or 6, which is characterized in that the two of floor frame (30) after described
Side is equipped with floor side member ontology (35) and floor side member extends beam (36), and the floor side member ontology (35) is connected to the floor side member and extends
Between beam (36) and the threshold (21), the floor side member ontology (35) and floor side member extension beam (36) are aluminium extruded type knot
Structure.
8. lower body structural assembly according to claim 7, which is characterized in that after floor frame (30) is equipped with after described
Floor first crossbeam (31), rear floor second cross beam (32), rear floor third crossbeam (33), the 4th crossbeam (34) of rear floor, institute
State rear floor first crossbeam (31), the 4th crossbeam (34) of the rear floor crosses at the front and back of the floor side member ontology (35) respectively
End, it is described after floor second cross beam (32) be set to it is described after floor first crossbeam (31) and it is described after floor the 4th crossbeam (34) it
Between, it is described after floor third crossbeam (33) be set to it is described after floor second cross beam (32) and it is described after floor the 4th crossbeam (34) it
Between, the rear floor first crossbeam (31), rear floor second cross beam (32), rear floor third crossbeam (33), rear floor the 4th are horizontal
Beam (34) is aluminium extruding structure.
9. lower body structural assembly according to claim 8, which is characterized in that pacify respectively at the both ends of the middle channel (24)
Loaded on the rear floor first crossbeam (31) and the front wall crossbeam (11).
10. a kind of electric car, which is characterized in that including lower body structural assembly described in 9 any one of claim 1 ~.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821383076.7U CN208665332U (en) | 2018-08-24 | 2018-08-24 | A kind of lower body structural assembly and the electric car with the structural assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821383076.7U CN208665332U (en) | 2018-08-24 | 2018-08-24 | A kind of lower body structural assembly and the electric car with the structural assembly |
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| Publication Number | Publication Date |
|---|---|
| CN208665332U true CN208665332U (en) | 2019-03-29 |
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ID=65839621
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821383076.7U Active CN208665332U (en) | 2018-08-24 | 2018-08-24 | A kind of lower body structural assembly and the electric car with the structural assembly |
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| Country | Link |
|---|---|
| CN (1) | CN208665332U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110723218A (en) * | 2019-10-28 | 2020-01-24 | 福建省汽车工业集团云度新能源汽车股份有限公司 | Electric vehicle side column collision force transmission structure and pure electric SUV (sports utility vehicle) thereof |
| CN114261268A (en) * | 2021-11-03 | 2022-04-01 | 浙江零跑科技股份有限公司 | New energy vehicle body and battery pack integrated structure |
| WO2023185682A1 (en) * | 2022-03-31 | 2023-10-05 | 长城汽车股份有限公司 | Lower automobile body structure and automobile |
-
2018
- 2018-08-24 CN CN201821383076.7U patent/CN208665332U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110723218A (en) * | 2019-10-28 | 2020-01-24 | 福建省汽车工业集团云度新能源汽车股份有限公司 | Electric vehicle side column collision force transmission structure and pure electric SUV (sports utility vehicle) thereof |
| CN114261268A (en) * | 2021-11-03 | 2022-04-01 | 浙江零跑科技股份有限公司 | New energy vehicle body and battery pack integrated structure |
| CN114261268B (en) * | 2021-11-03 | 2023-10-03 | 浙江零跑科技股份有限公司 | New energy vehicle body and battery pack integrated structure |
| WO2023185682A1 (en) * | 2022-03-31 | 2023-10-05 | 长城汽车股份有限公司 | Lower automobile body structure and automobile |
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