CN218343608U

CN218343608U - Cabin crossbeam subassembly and mounting structure thereof

Info

Publication number: CN218343608U
Application number: CN202222166298.6U
Authority: CN
Inventors: 唐帮桦; 杨忠; 戴彬; 孟艳茹; 缪逸夫
Original assignee: Chongqing Changan New Energy Automobile Technology Co Ltd
Current assignee: Deep Blue Automotive Technology Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-01-20
Anticipated expiration: 2032-08-17

Abstract

The utility model relates to a cabin beam assembly and an installation structure thereof, wherein the cabin beam assembly comprises a damping tower supporting beam, a cabin beam, a PTC bracket and a connecting bracket; two ends of the supporting beam of the damping tower are provided with first connecting parts; two ends of the cabin beam are provided with second connecting parts; the upper end of the PTC support and the upper end of the connecting support are connected with the damping tower supporting cross beam, the lower end of the PTC support and the lower end of the connecting support are connected with the cabin cross beam, and the PTC support, the connecting support, the damping tower supporting cross beam and the cabin cross beam are enclosed into a closed frame structure. The nacelle cross member assembly mounting structure includes a nacelle and a nacelle cross member assembly. The utility model provides a new scheme of shock tower's horizontal shock resistance before promotion can improve the stiffness of preceding cabin and anterior automobile body, can improve the ability of the horizontal torsion that the shock tower received and impact load before resisting.

Description

Cabin crossbeam subassembly and mounting structure thereof

Technical Field

The utility model relates to an automobile, concretely relates to cabin crossbeam subassembly and mounting structure thereof.

Background

The automobile is in daily travel, because ground is not smooth, the position of the preceding shock attenuation tower of automobile can receive horizontal torsion and impact load, the horizontal shock resistance of the preceding shock attenuation tower of automobile among the prior art is relatively poor, in order to improve the horizontal shock resistance of preceding shock attenuation tower, set up web member between two preceding shock attenuation towers usually, in order to further improve the horizontal shock resistance of preceding shock attenuation tower, usually can be provided with crisscross horizontal strengthening rib and vertical strengthening rib on web member, web member who is provided with the strengthening rib has the problem that the structure is complicated relatively and the cost is higher.

Disclosure of Invention

The utility model aims at providing a cabin beam assembly and mounting structure thereof can form the scheme of the horizontal shock resistance of shock-absorbing tower before the new promotion.

The utility model relates to a cabin beam assembly, which comprises a damping tower supporting beam, a cabin beam, a PTC bracket and a connecting bracket; two ends of the damping tower supporting cross beam are respectively provided with a first connecting part, and the two first connecting parts are respectively used for connecting two front damping towers of an automobile; two ends of the cabin cross beam are respectively provided with a second connecting part, and the two second connecting parts are respectively used for being connected with two cabin side beams of an automobile; the upper end of the PTC support and the upper end of the connecting support are both connected with the damping tower supporting cross beam, the lower end of the PTC support and the lower end of the connecting support are both connected with the cabin cross beam, and the PTC support, the connecting support, the damping tower supporting cross beam and the cabin cross beam are enclosed to form a closed frame structure.

Optionally, the upper end of the PTC bracket is fixedly connected to the right part of the support beam of the shock tower, and the lower end of the PTC bracket is fixedly connected to the right part of the cross beam of the nacelle; the upper end part of the connecting support is fixedly connected with the left part of the supporting beam of the shock absorption tower, and the lower end part of the connecting support is fixedly connected with the left part of the cabin beam.

Optionally, the connecting bracket is an arched bracket with a middle part arched forwards relative to the upper part and the lower part.

Optionally, the shock tower supporting beam is a tubular member, and two end portions of the shock tower supporting beam are evenly and flatly formed into the first connecting portion.

Optionally, two first connection portions are provided with first connection holes.

Optionally, the nacelle crossbeam is a tubular member, and both ends of the nacelle crossbeam are flattened to form the second connecting portion.

Optionally, two second connecting portions are provided with second connecting holes.

The utility model provides a cabin crossbeam subassembly mounting structure, including the cabin, the left part and the right part in cabin all are provided with preceding shock absorber tower and cabin boundary beam, its characterized in that still includes above-mentioned arbitrary cabin crossbeam subassembly, two first connecting portion respectively with two preceding shock absorber tower is connected, two the second connecting portion respectively with two the cabin boundary beam is connected.

The utility model provides a new scheme of shock tower's horizontal shock resistance before promotion can improve the stiffness of preceding cabin and anterior automobile body, can improve the ability of the horizontal torsion that the shock tower received and impact load before resisting.

Drawings

FIG. 1 is a schematic illustration of a nacelle cross member assembly according to an exemplary embodiment;

FIG. 2 is a top view of a nacelle cross beam assembly as described in the embodiments;

FIG. 3 is a side view of a nacelle cross beam assembly as described in the detailed description;

fig. 4 is a schematic structural view of a nacelle crossbeam mounting structure according to an embodiment.

In the figure: 1, supporting a beam of a damping tower; 2-a nacelle crossbeam; 3-a PTC bracket; 4, connecting a bracket; 5 — a first connection; 6-a first connection hole; 7-a second connecting portion; 8-second connection hole; 9-front shock absorber tower; 10-nacelle edge beam.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

A nacelle cross member assembly as shown in fig. 1 to 3 includes a shock-absorbing tower support cross member 1, a nacelle cross member 2, a PTC bracket 3, and a connection bracket 4; two ends of the damping tower supporting beam 1 are respectively provided with a first connecting part 5, and the two first connecting parts 5 are respectively used for being connected with two front damping towers of an automobile; two ends of the cabin cross beam 2 are respectively provided with a second connecting part 7, and the two second connecting parts 7 are respectively used for connecting two cabin side beams of an automobile; the upper end of the PTC support 3 and the upper end of the connecting support 4 are both connected with the damping tower supporting beam 1, the lower end of the PTC support 3 and the lower end of the connecting support 4 are both connected with the cabin beam 2, and the PTC support 3, the connecting support 4, the damping tower supporting beam 1 and the cabin beam 2 enclose a closed frame structure. Adopt foretell technical scheme, cabin crossbeam subassembly encloses into confined frame type structure, when the top of the tower of current shock absorber tower bears the impact on road surface, can transmit impact load to two cabin boundary beams and two preceding shock absorbers through shock absorber supporting beam and cabin crossbeam, can reduce the big deformation that impact load caused to the part, the connection of linking bridge and PTC support makes cabin crossbeam subassembly be the frame type, make cabin crossbeam subassembly's structure more firm and reliable, make cabin crossbeam subassembly can better transmission and bear impact load, very big improvement cabin crossbeam subassembly's structural strength, cabin crossbeam subassembly has simple structure and the advantage of dependable performance, cabin crossbeam subassembly also can effectually improve the security performance of car in the front collision, cabin crossbeam subassembly can form good supporting effect at the rear portion in cabin. The whole cabin beam assembly adopts a vertical installation mode, so that the internal space of the cabin is greatly saved, and the rigidity and the strength of the whole cabin and the front automobile body are obviously improved. The engine is not needed to be arranged in the front engine room of the pure electric automobile, and convenience is provided for arranging the engine room beam assembly, so that the engine room beam assembly is particularly suitable for the pure electric automobile.

In some embodiments, the upper end of the PTC bracket 3 is fixedly connected to the right portion of the shock tower supporting beam 1, and the lower end of the PTC bracket 3 is fixedly connected to the right portion of the nacelle beam 2; the upper end part of the connecting bracket 4 is fixedly connected with the left part of the damping tower supporting beam 1, and the lower end part of the connecting bracket 4 is fixedly connected with the left part of the cabin beam 2. In specific implementation, the fixed connection can be realized by adopting a bolt fastening connection mode. Adopt foretell technical scheme, PTC support 3 and linking bridge 4 interval setting in the left and right directions are favorable to forming frame type structure, and PTC support 3 can provide the mounting point for the PTC of car, and linking bridge 4 can form the protection in the left part in cabin, can reduce the footboard invasion volume when the car front collision, can effectual improvement car security performance in the front collision.

In some embodiments, the connecting bracket 4 is an arched bracket with a middle portion arched forward relative to the upper and lower portions. The structural strength of the arched support is high, so that the structural strength of the cabin beam assembly can be improved, and the protection of the brake pedal can be enhanced.

In some embodiments, the shock tower support beam 1 is a tubular member, and both ends of the shock tower support beam 1 are flattened to form the first connection portion 5. Further, the first connection holes 6 are disposed on the two first connection portions 5. By adopting the scheme, the device has the advantages of simple structure and easiness in implementation. Because the utility model discloses utilize cabin beam assembly to constitute frame type structure, improved the rigidity and the intensity of structure on the whole to reduced the requirement to shock attenuation tower supporting beam 1, can utilize simple tubulose spare to make shock attenuation tower supporting beam 1.

In some embodiments, the nacelle crossbeam 2 is a tubular piece, both ends of the nacelle crossbeam 2 being flattened to form the second connection 7. Further, the two second connecting portions 7 are provided with second connecting holes 8. By adopting the scheme, the device has the advantages of simple structure and easiness in implementation. Because the utility model discloses utilize cabin beam assembly to constitute frame type structure, improved the rigidity and the intensity of structure on the whole to reduced the requirement to cabin crossbeam 2, can utilize simple tubulose to make cabin crossbeam 2.

The utility model also provides a cabin crossbeam subassembly mounting structure, as shown in FIG. 4, cabin crossbeam subassembly mounting structure includes the cabin, and the left part and the right part of cabin all are provided with preceding shock absorber 9 and cabin boundary beam 10, and cabin crossbeam subassembly mounting structure still includes any one of the above-mentioned cabin crossbeam subassembly, two first connecting portion 5 are connected with two preceding shock absorber 9 respectively, two second connecting portions 7 are connected with two cabin boundary beams 10 respectively. In practical implementation, the first connecting part 5 and the front shock absorption tower 9 and the second connecting part 7 and the side beam 10 of the nacelle can be fixedly connected through bolt fastening connection.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Claims

1. The cabin crossbeam assembly is characterized by comprising a damping tower supporting crossbeam, a cabin crossbeam, a PTC bracket and a connecting bracket; two ends of the damping tower supporting cross beam are respectively provided with a first connecting part, and the two first connecting parts are respectively used for connecting two front damping towers of an automobile; two ends of the cabin cross beam are provided with second connecting parts, and the two second connecting parts are respectively used for connecting two cabin side beams of an automobile; the upper end of the PTC support and the upper end of the connecting support are connected with the damping tower supporting cross beam, the lower end of the PTC support and the lower end of the connecting support are connected with the cabin cross beam, and the PTC support, the connecting support, the damping tower supporting cross beam and the cabin cross beam are enclosed to form a closed frame structure.

2. The nacelle cross member assembly of claim 1, wherein the upper end of the PTC bracket is fixedly connected to the right portion of the shock tower support cross member, and the lower end of the PTC bracket is fixedly connected to the right portion of the nacelle cross member; the upper end part of the connecting bracket is fixedly connected with the left part of the supporting beam of the shock absorption tower, and the lower end part of the connecting bracket is fixedly connected with the left part of the cross beam of the engine room.

3. The nacelle beam assembly of claim 2, wherein the connecting bracket is an arched bracket with a mid-portion arched forward relative to the upper and lower portions.

4. The nacelle crossbeam assembly of claim 1, wherein the tower support crossbeam is a tubular member, and both ends of the tower support crossbeam are flattened to form the first connection portion.

5. The nacelle crossbeam assembly of claim 4, wherein both of the first connection portions have a first connection hole provided thereon.

6. The nacelle crossbeam assembly of claim 1, wherein the nacelle crossbeam is a tubular member, and both ends of the nacelle crossbeam are flattened to form the second connection portion.

7. The nacelle crossbeam assembly of claim 6, wherein both of the second connecting portions have a second connecting hole provided thereon.

8. An engine room crossbeam assembly mounting structure comprises an engine room, wherein a front shock absorption tower and an engine room edge beam are arranged on the left part and the right part of the engine room, and the engine room crossbeam assembly is characterized by further comprising the engine room crossbeam assembly as claimed in any one of claims 1-7, wherein the two first connecting portions are respectively connected with the two front shock absorption towers, and the two second connecting portions are respectively connected with the two engine room edge beams.