CN113771954A - Prevent invading support and pure electric vehicles cabin and prevent invading structure - Google Patents
Prevent invading support and pure electric vehicles cabin and prevent invading structure Download PDFInfo
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- CN113771954A CN113771954A CN202111015705.7A CN202111015705A CN113771954A CN 113771954 A CN113771954 A CN 113771954A CN 202111015705 A CN202111015705 A CN 202111015705A CN 113771954 A CN113771954 A CN 113771954A
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- cabin
- bracket
- cross beam
- intrusion
- hub
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/082—Engine compartments
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention relates to an anti-intrusion support and an anti-intrusion structure of a pure electric vehicle cabin, wherein the anti-intrusion support comprises a cabin crossbeam, a hub bag supporting crossbeam and a crossbeam connecting support, the length of the cabin crossbeam extends along the left-right direction, and two ends of the cabin crossbeam are respectively used for being connected with a left side beam and a right side beam of the cabin; the length of the wheel hub package supporting cross beam extends along the left-right direction, and two ends of the wheel hub package supporting cross beam are respectively used for being connected with the left front wheel hub package and the right front wheel hub package; the lower end of the cross beam connecting support is connected to the left part of the engine room cross beam, and the upper end of the cross beam connecting support is connected to the left part of the hub bag supporting cross beam; the pure electric vehicle cabin anti-intrusion structure comprises an anti-intrusion bracket. The invention can reduce or eliminate the problems of large pedal invasion amount and uneven deformation of the barrier caused by the invasion of the barrier.
Description
Technical Field
The invention relates to an automobile, in particular to an anti-intrusion bracket and an anti-intrusion structure of a pure electric automobile cabin.
Background
The pure electric vehicle is not provided with an engine and the like in the engine room, and a supporting force transmission structure is not arranged in the engine room. In the process of offset collision, the main force transmission components are the force transmission of structures such as the front section of a side beam of a cabin, a front longitudinal beam of an auxiliary frame, a fender mounting plate and the like. For the working condition of the deformable movable barrier in collision, the vehicle body structure and the deformation condition of the barrier are considered. And pure electric vehicles are empty in the middle of the engine room, the front part of the barrier is unevenly stressed integrally, the deformation of the front part of the barrier is large in the longitudinal beam area, the barrier corresponding area of the engine room is extruded less, the deformation of the barrier corresponding area of the engine room is small in the collision process, the deformation of the longitudinal beam structure area is large, the deformation uniformity of the whole barrier is poor, the barrier collides with a brake pump along with the deformation of the whole vehicle, and the intrusion amount of a brake pedal is increased greatly.
Disclosure of Invention
The invention aims to provide an anti-intrusion bracket and an anti-intrusion structure of a pure electric vehicle cabin, so as to solve or eliminate the problems of large pedal intrusion amount and uneven barrier deformation caused by barrier intrusion.
An anti-intrusion stent according to the present invention includes:
the length of the cabin cross beam extends along the left-right direction, and two ends of the cabin cross beam are respectively used for being connected with a left side beam and a right side beam of a cabin;
the length of the hub packet supporting cross beam extends along the left-right direction, and two ends of the hub packet supporting cross beam are respectively used for being connected with a left front hub packet and a right front hub packet;
the lower end of the cross beam connecting support is connected to the left portion of the engine room cross beam, and the upper end of the cross beam connecting support is connected to the left portion of the hub bag supporting cross beam.
Further, the beam connecting bracket is an arched bracket with the middle part arched forwards relative to the upper part and the lower part.
Further, the middle part of the crossbeam connecting support is a vertical section with the length extending along the vertical direction, the upper part of the crossbeam connecting support is an upper bending section bending backwards, the lower part of the crossbeam connecting support is a lower bending section bending backwards, the rear end of the upper bending section is provided with an upper overlapping edge bending upwards, and the rear end of the lower bending section is provided with a lower overlapping edge bending downwards.
Further, the upper overlapping edge is supported backwards and is overlapped at the left part of the hub packet supporting cross beam, and the lower overlapping edge is supported backwards and is overlapped at the left part of the cabin cross beam.
Furthermore, the beam connecting support is a sheet metal part, and the left edge and the right edge of the beam connecting support are both provided with reinforcing flanges which are turned over forwards.
Further, the crossbeam linking bridge is the sheet metal component, be equipped with on the crossbeam linking bridge and strengthen protruding muscle, strengthen protruding muscle certainly the upper end of crossbeam linking bridge extends to the lower extreme of crossbeam linking bridge.
Furthermore, the two ends of the wheel hub package supporting cross beam are fixedly connected with wheel hub package connecting supports.
The invention further provides an anti-invasion structure of the pure electric vehicle cabin, which comprises the cabin and the anti-invasion support, wherein a left front hub packet and a left side beam with the length extending along the front-back direction are arranged on the left side of the cabin, a right front hub packet and a right side beam with the length extending along the front-back direction are arranged on the right side of the cabin, the left end of a cabin beam is fixedly connected with the left side beam, the right end of the cabin beam is fixedly connected with the right side beam, the left end of a hub packet supporting beam is fixedly connected with the left front hub packet, and the right end of the hub packet supporting beam is fixedly connected with the right front hub packet.
Further, the beam connecting bracket is arranged on the front side of the installation position of the brake pump.
The invention can reduce or eliminate the problems of large pedal invasion amount and uneven deformation of the barrier caused by the invasion of the barrier, can reduce the invasion amount of the whole vehicle body, is beneficial to protecting passengers in the collision process, and can effectively improve the safety performance of the vehicle in front collision.
Drawings
FIG. 1 is an isometric view of an intrusion stent as described in the examples;
FIG. 2 is a top view of an intrusion prevention bracket according to an embodiment;
FIG. 3 is a schematic structural view of a nacelle cross member and a hub package support cross member according to an embodiment;
FIG. 4 is a left side view of the intrusion prevention bracket according to the embodiment;
FIG. 5 is a front view of an intrusion prevention bracket according to an embodiment;
FIG. 6 is an isometric view of an anti-intrusion structure of a cabin of a pure electric vehicle in the embodiment;
FIG. 7 is a top view of an anti-intrusion structure of a cabin of a pure electric vehicle in the embodiment;
fig. 8 is a front view of an anti-intrusion structure of a cabin of a pure electric vehicle in the embodiment.
In the figure: 1, supporting a cross beam by a hub packet; 2, connecting a cross beam with a bracket; 3, a cabin beam; 4, connecting a hub packet with a bracket; 5-reinforcing convex ribs; 6, reinforcing flanging; 7-vertical section; 8, an upper bending section; 9-lower bending section; 10-upper lap joint edge; 11-lower lap edge; 12 — a first connection hole; 13-second connection hole; 14-third connection hole; 15-fourth connection hole; 16-left side beam; 17-right side beam; 18-left front hub package; 19-right front hub packet.
Detailed Description
The invention will be further explained with reference to the drawings.
Example one
An anti-intrusion bracket as shown in fig. 1 to 5 comprises a nacelle crossbeam 3, a hub bag supporting crossbeam 1 and a crossbeam connecting bracket 2, wherein the length of the nacelle crossbeam 3 extends along the left-right direction, and two ends of the nacelle crossbeam 3 are respectively used for being connected with a left side beam and a right side beam of a nacelle; the length of the wheel hub package supporting beam 1 extends along the left-right direction, and two ends of the wheel hub package supporting beam 1 are respectively connected with a left front wheel hub package and a right front wheel hub package; cabin crossbeam 3 is located the below of wheel hub package supporting beam 1, and the left part at cabin crossbeam 3 is connected to the lower extreme of crossbeam linking bridge 2, and the left part at wheel hub package supporting beam 1 is connected to the upper end of crossbeam linking bridge 2.
In the present embodiment, the beam connecting bracket 2 is an arched bracket having a middle portion arched forward with respect to the upper and lower portions.
In this embodiment, the middle part of crossbeam linking bridge 2 is length along the vertical section 7 that the upper and lower direction extends, and the upper portion of crossbeam linking bridge 2 is the last buckle segment 8 of backward buckling, and the lower part of crossbeam linking bridge 2 is the lower buckle segment 9 of backward buckling, and the rear end of going up buckle segment 8 is equipped with the last overlap edge 10 of upwards buckling, and the rear end of lower buckle segment 9 is equipped with the lower overlap edge 11 of downward buckling.
In the present embodiment, in order to provide good support for the cross member connecting bracket 2 and better transmit the collision force to the hub package supporting cross member 1 and the nacelle cross member 3, the upper overlapping edge 10 is supported rearward and overlaps the left portion of the hub package supporting cross member 1, and the lower overlapping edge 11 is supported rearward and overlaps the left portion of the nacelle cross member 3. In specific implementation, the upper overlapping edge 10 and the hub packet supporting beam 1 can be fastened and connected together through bolts, and a third connecting hole 14 matched with the bolts is formed in the hub packet supporting beam 1; the lower overlapping edge 11 and the nacelle crossbeam 3 can be fastened and connected together through bolts, and a fourth connecting hole 15 matched with the bolts is arranged on the nacelle crossbeam 3.
In this embodiment, the left and right edges of the beam connecting bracket 2 are each provided with a reinforcing flange 6 folded forward. The beam connecting bracket 2 is provided with a reinforcing convex rib 5, and the reinforcing convex rib 5 extends from the upper end of the beam connecting bracket 2 to the lower end of the beam connecting bracket 2.
In this embodiment, both ends of the wheel hub package supporting beam 1 are fixedly connected with the wheel hub package connecting bracket 4 in a welding manner.
In this embodiment, the nacelle crossbeam 3 and the hub bag supporting crossbeam 1 are square beams, and the crossbeam connecting bracket 2 and the hub bag connecting bracket 4 are sheet metal parts.
The anti-invasion support is of an I-shaped structure, is used for blocking invasion of the barrier, and simultaneously disperses and transmits collision force to the left side beam, the right side beam, the left front hub bag and the right front hub bag through the anti-invasion support, so that invasion of the pedal caused by collision of the barrier is reduced. Crossbeam linking bridge 2 designs for the arch support, and the middle convex vertical section 7 collides the contact site, and the impact transmits cabin crossbeam 3 and wheel hub package supporting beam 1 through crossbeam linking bridge 2, and on the redispersion transmitted left side roof beam, right side roof beam, left front wheel hub package and right front wheel hub package, the bulge height of vertical section 7 can be according to motorcycle type bending resistance, storage box space do the adaptability adjustment. The beam connecting bracket 2 can improve the structural strength of the anti-intrusion bracket, the beam connecting bracket 2 is designed into an arched bracket which can improve the structural strength of the beam connecting bracket 2 on one hand, and on the other hand, in the transmission process of the collision force, the arched beam connecting bracket 2 can form continuous energy transmission to prevent the large intrusion in the front collision, so that the intrusion amount of the passenger compartment can be reduced, and the expected effect is achieved.
The anti-intrusion bracket has the advantages of simple structure and reliable performance, can effectively improve the safety performance of a vehicle in front collision, can also have good supporting effect at the rear part of the cabin, and has little or no influence on the storage space of the cabin.
Example two
As shown in fig. 6 to 8, the pure electric vehicle cabin intrusion prevention structure includes a cabin and an intrusion prevention support described in the first embodiment, a left front hub bag 18 and a left side beam 16 having a length extending in a front-back direction are disposed on a left side of the cabin, a right front hub bag 19 and a right side beam 17 having a length extending in a front-back direction are disposed on a right side of the cabin, a left end of a cabin cross beam 3 is fixedly connected to the left side beam 16, a right end of the cabin cross beam 3 is fixedly connected to the right side beam 17, a left end of a hub bag supporting cross beam 1 is fixedly connected to the left front hub bag 18, and a right end of the hub bag supporting cross beam 1 is fixedly connected to the right front hub bag 19. Preferably, the beam connecting bracket 2 is disposed at a front side of the brake pump mounting position, and the brake pump is well protected by the beam connecting bracket 2. Through setting up the anti-intrusion support, when not reducing cabin storing space, can effectively block the invasion of barrier and strike the brake pump, can disperse the impact to left side roof beam 16, right roof beam 17, left front wheel hub package 18 and right front wheel hub package 19 simultaneously, alleviate or even eliminate in high-speed offset collision the problem that the barrier warp inequality, barrier striking brake pump leads to the invasion volume great.
In specific implementation, two ends of the cabin crossbeam 3 are respectively and fixedly connected with the left side beam 16 and the right side beam 17 through bolts, and two ends of the cabin crossbeam 3 are respectively provided with a first connecting hole 12 matched with the bolts; the two hub bag connecting supports 4 are respectively and fixedly connected with a left front hub bag 18 and a right front hub bag 19 through bolts, and second connecting holes 13 matched with the bolts are formed in the two hub bag connecting supports 4.
Claims (9)
1. An anti-intrusion stent, comprising:
the length of the cabin cross beam extends along the left-right direction, and two ends of the cabin cross beam are respectively used for being connected with a left side beam and a right side beam of a cabin;
the length of the hub packet supporting cross beam extends along the left-right direction, and two ends of the hub packet supporting cross beam are respectively used for being connected with a left front hub packet and a right front hub packet;
the lower end of the cross beam connecting support is connected to the left portion of the engine room cross beam, and the upper end of the cross beam connecting support is connected to the left portion of the hub bag supporting cross beam.
2. An intrusion bracket as claimed in claim 1 wherein the beam connecting bracket is an arched bracket with a central portion arched forward relative to the upper and lower portions.
3. The intrusion prevention bracket as set forth in claim 2, wherein the middle portion of the beam connection bracket is a vertical section having a length extending in an up-down direction, the upper portion of the beam connection bracket is an upper bent section bent backward, the lower portion of the beam connection bracket is a lower bent section bent backward, the rear end of the upper bent section is provided with an upper overlapping edge bent upward, and the rear end of the lower bent section is provided with a lower overlapping edge bent downward.
4. The intrusion bracket of claim 3 wherein the upper shiplap edge is rearwardly supported and lapped at a left portion of the hubcap support cross member and the lower shiplap edge is rearwardly supported and lapped at a left portion of the nacelle cross member.
5. An intrusion prevention bracket according to claim 1 wherein the cross beam connecting bracket is a sheet metal part and the left and right edges of the cross beam connecting bracket are each provided with a forwardly turned reinforcing flange.
6. An intrusion prevention bracket as set forth in claim 1 wherein said beam attachment bracket is a sheet metal component and said beam attachment bracket is provided with a reinforcing bead extending from an upper end of said beam attachment bracket to a lower end of said beam attachment bracket.
7. An intrusion bracket according to claim 1 wherein a hub pack attachment bracket is fixedly attached to each end of the hub pack support cross member.
8. An anti-intrusion structure of a pure electric vehicle cabin is characterized by comprising the cabin and the anti-intrusion support of any one of claims 1 to 7, wherein a left front hub bag and a left side beam with the length extending along the front-back direction are arranged on the left side of the cabin, a right front hub bag and a right side beam with the length extending along the front-back direction are arranged on the right side of the cabin, the left end of a cabin cross beam is fixedly connected with the left side beam, the right end of the cabin cross beam is fixedly connected with the right side beam, the left end of a hub bag supporting cross beam is fixedly connected with the left front hub bag, and the right end of the hub bag supporting cross beam is fixedly connected with the right front hub bag.
9. The pure electric vehicle cabin intrusion prevention structure according to claim 8, wherein the beam connection bracket is provided at a front side of a brake pump installation position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111015705.7A CN113771954B (en) | 2021-08-31 | 2021-08-31 | Pure electric vehicles cabin prevents invading structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111015705.7A CN113771954B (en) | 2021-08-31 | 2021-08-31 | Pure electric vehicles cabin prevents invading structure |
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| Publication Number | Publication Date |
|---|---|
| CN113771954A true CN113771954A (en) | 2021-12-10 |
| CN113771954B CN113771954B (en) | 2023-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111015705.7A Active CN113771954B (en) | 2021-08-31 | 2021-08-31 | Pure electric vehicles cabin prevents invading structure |
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| Country | Link |
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| CN (1) | CN113771954B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000085626A (en) * | 1998-09-11 | 2000-03-28 | Nissan Motor Co Ltd | Body front structure of automobile |
| CN107200069A (en) * | 2017-05-27 | 2017-09-26 | 北京新能源汽车股份有限公司 | The forward engine room skeleton and vehicle of vehicle |
| US20180201326A1 (en) * | 2015-12-16 | 2018-07-19 | Guangzhou Automobile Group Co., Ltd. | Front cabin frame assembly |
| US20200324821A1 (en) * | 2019-04-11 | 2020-10-15 | Hyundai Motor Company | Front structure of vehicle body |
| CN112572618A (en) * | 2019-09-30 | 2021-03-30 | 比亚迪股份有限公司 | Vehicle front cabin structure and vehicle |
| CN112810700A (en) * | 2019-11-15 | 2021-05-18 | 长城汽车股份有限公司 | Preceding cabin force transmission structure assembly and car |
-
2021
- 2021-08-31 CN CN202111015705.7A patent/CN113771954B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000085626A (en) * | 1998-09-11 | 2000-03-28 | Nissan Motor Co Ltd | Body front structure of automobile |
| US20180201326A1 (en) * | 2015-12-16 | 2018-07-19 | Guangzhou Automobile Group Co., Ltd. | Front cabin frame assembly |
| CN107200069A (en) * | 2017-05-27 | 2017-09-26 | 北京新能源汽车股份有限公司 | The forward engine room skeleton and vehicle of vehicle |
| US20200324821A1 (en) * | 2019-04-11 | 2020-10-15 | Hyundai Motor Company | Front structure of vehicle body |
| CN112572618A (en) * | 2019-09-30 | 2021-03-30 | 比亚迪股份有限公司 | Vehicle front cabin structure and vehicle |
| CN112810700A (en) * | 2019-11-15 | 2021-05-18 | 长城汽车股份有限公司 | Preceding cabin force transmission structure assembly and car |
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| Publication number | Publication date |
|---|---|
| CN113771954B (en) | 2023-09-22 |
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