CN110857121B - Front collision force transmission mechanism and vehicle with same - Google Patents
Front collision force transmission mechanism and vehicle with same Download PDFInfo
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- CN110857121B CN110857121B CN201810966855.8A CN201810966855A CN110857121B CN 110857121 B CN110857121 B CN 110857121B CN 201810966855 A CN201810966855 A CN 201810966855A CN 110857121 B CN110857121 B CN 110857121B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
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Abstract
The front collision force transmission mechanism comprises a first force transmission beam and a front wall supporting structure, wherein one end of the first force transmission beam is arranged on a front longitudinal beam of the vehicle, and the other end of the first force transmission beam extends upwards in an inclined mode and is connected to the outer side of a first side edge of a water flowing groove; the front wall supporting structure is designed to be attached along the extending direction of the front wall plate, one end of the front wall supporting structure is connected to the outer side of the second side edge of the water flowing groove, and the other end of the front wall supporting structure is connected with at least one of the lower section of the A column and the front wall reinforcing plate. Through the technical scheme, the first force transfer beam is arranged between the front longitudinal beam and the water flowing groove, a new force transfer path is added in the front cabin of the vehicle, the overall rigidity of the front cabin of the vehicle is effectively improved, the collision performance is better, the front wall supporting structure is arranged, the strength of the front wall plate can be enhanced, meanwhile, the collision energy is effectively transferred to the side wall or the rear part of the vehicle body, the deformation of the front wall plate is effectively reduced, and the collision safety performance of the vehicle is improved.
Description
Technical Field
The disclosure relates to the technical field of vehicles, in particular to a front collision force transmission mechanism and a vehicle with the same.
Background
With the continuous development and progress of the technology, higher requirements are put forward on the rigidity and the strength of the white automobile body of the automobile. In the correlation technique, the biography power structure of vehicle front deck mainly comprises crashproof roof beam, cabin longeron and roof side rail, and when the collision takes place, only pass power route through cabin longeron and roof side rail two and will do all can the transmission backward, and it is more single to pass power route, simultaneously because the size of dimensions at cabin longeron cross-section and roof side rail cross-section receives whole car design restriction, so can not be fine transmit the impact to automobile body rear portion, so lead to cabin longeron and roof side rail to warp great to cause the vehicle front bulkhead to warp greatly, cause the injury to passenger's shank.
Disclosure of Invention
The utility model aims at providing a frontal collision power transmission mechanism and vehicle, this frontal collision power transmission mechanism has increased new power transmission route, effectively improves the bulk rigidity of vehicle front deck, and the crashworthiness is better, can make the vehicle front deck bear more collision energy, effectively reduces the deflection of dash panel, promotes the collision security performance of vehicle.
In order to achieve the above object, a first aspect of the present disclosure provides a frontal collision force transmission mechanism, where the frontal collision force transmission mechanism includes a first force transmission beam and a front wall support structure, where one end of the first force transmission beam is disposed on a front longitudinal beam of a vehicle, and the other end of the first force transmission beam extends obliquely upward and is connected to an outer side of a first side edge of a gutter channel; the front wall supporting structure is designed to be attached along the extending direction of the front wall plate, one end of the front wall supporting structure is connected to the outer side of the second side edge of the water flowing groove, and the other end of the front wall supporting structure is connected with at least one of the lower section of the A column and the front wall reinforcing plate.
Optionally, the frontal collision force transmission mechanism further includes a second force transmission beam, the second force transmission beam is disposed in the gutter channel, one end of the second force transmission beam is connected to the inner side of the position where the first side edge is disposed, and the other end of the second force transmission beam extends backward and is connected to the inner side of the second side edge, where the second side edge is connected to the position of the front wall supporting structure.
An embodiment of the second aspect of the present disclosure provides a front collision force transmission mechanism, where the front collision force transmission mechanism includes a first force transmission beam, one end of the first force transmission beam is disposed on a front longitudinal beam of a vehicle, and the other end of the first force transmission beam extends obliquely upward and is connected to an outer side of a first side edge of a gutter channel.
Optionally, the front collision force transmission mechanism further comprises a front wall supporting structure, the front wall supporting structure is designed to be attached along the extending direction of the front wall plate, the front wall supporting structure is arranged to be in a shape like a Chinese character 'ren', a first end of the front wall supporting structure is connected with the outer side of the second side edge of the water flowing groove, a second end of the front wall supporting structure is connected with the front wall reinforcing plate, and a third end of the front wall supporting structure is connected with the lower section of the column a.
Optionally, the frontal collision force transmission mechanism further includes a second force transmission beam, the second force transmission beam is disposed in the gutter channel, one end of the second force transmission beam is connected to the inner side of the position where the first side edge is disposed, and the other end of the second force transmission beam extends backward and is connected to the inner side of the second side edge, which is connected to the first end position of the front wall support structure.
Optionally, the front wall supporting structure includes a first conducting portion extending along the first end, a second conducting portion extending along the second end, and a third conducting portion extending along the third end, the first conducting portion is designed to be attached to the second conducting portion along the Z direction according to the extending direction of the front wall panel, an obtuse angle is formed between the second conducting portion and the first conducting portion, an obtuse angle is formed between the third conducting portion and the first conducting portion, the second conducting portion, and the third conducting portion intersect and are not in the same plane.
Optionally, the first force transfer beam is arranged in an arc shape, and the cross sections of the first force transfer beam and the second force transfer beam are arranged in a cross shape.
Optionally, the frontal collision force transmission mechanism further comprises an installation seat and a connecting piece which are integrally formed, the installation seat comprises a first connecting plate and a second connecting plate which are arranged in a T shape, the first connecting plate is connected to the front longitudinal beam, the second connecting plate is arranged on the first connecting plate and extends upwards to be connected with the first force transmission beam, and the first force transmission beam is connected with the upper edge beam of the vehicle through the connecting piece.
In a third aspect of the present disclosure, a third frontal collision force transmission mechanism is provided, in which the front wall support structure is designed to be attached along an extending direction of the front wall panel, one end of the front wall support structure is connected to an outer side of the second side edge of the gutter channel, and the other end of the front wall support structure is connected to at least one of the a-pillar lower segment and the front wall reinforcement panel
Optionally, the front wall support structure is designed to be attached along an extending direction of the front wall panel, the front wall support structure is arranged in a shape like a Chinese character 'ren', a first end of the front wall support structure is connected with an outer side of a second side edge of the gutter channel, a second end of the front wall support structure is connected with the front wall reinforcement plate, and a third end of the front wall support structure is connected with the lower section of the column a.
In a fourth aspect, the present disclosure provides a vehicle provided with a force-transmission mechanism for a frontal collision according to the first aspect, or the second aspect, or the third aspect.
Through the technical scheme, the first force transfer beam is arranged between the front longitudinal beam and the water flowing groove, a new force transfer path is added in the front cabin of the vehicle, the overall rigidity of the front cabin of the vehicle is effectively improved, the collision performance is better, the front wall supporting structure is arranged, the strength of the front wall plate can be enhanced, meanwhile, the collision energy is effectively transferred to the side wall or the rear part of the vehicle body, the deformation of the front wall plate is effectively reduced, and the collision safety performance of the vehicle is improved.
Additional aspects and advantages of the present disclosure will be set forth in the detailed description which follows, and in part will be obvious from the description, or may be learned by practice of the present disclosure.
Drawings
The above and/or additional aspects and advantages of the present disclosure will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic illustration of a crash force transmission path of a related art frontal crash force transmission mechanism;
FIG. 2 is a schematic illustration of a frontal crash force transmission mechanism provided by an exemplary embodiment of the present disclosure;
FIG. 3 is another schematic view of a frontal crash force transmission mechanism provided by an exemplary embodiment of the present disclosure;
FIG. 4 is a schematic view of a connection structure of a mounting seat and a front longitudinal beam provided by an exemplary embodiment of the disclosure;
FIG. 5 is a schematic structural view of a first force transfer beam provided by an exemplary embodiment of the present disclosure;
FIG. 6 is a sectional view taken along the line A-A;
FIG. 7 is a schematic view of a second transfer beam according to an exemplary embodiment of the present disclosure;
FIG. 8 is a cross-sectional view of a second transfer beam provided by an exemplary embodiment of the present disclosure;
FIG. 9 is a structural schematic view of a cowl support structure provided by exemplary embodiments of the present disclosure;
fig. 10 is a schematic view of a collision force transmission path of a frontal collision force-transmission mechanism provided in an exemplary embodiment of the present disclosure (a gutter channel is omitted).
Reference numerals:
the structure comprises a front longitudinal beam, a first force transmission beam, a water flowing groove, a first side edge, a second side edge, an anti-collision beam, a front wall supporting structure, a first end, a second end, a third end, a first conduction portion, a second conduction portion, a third conduction portion, a front wall reinforcing plate, a column A lower segment, a second force transmission beam, a mounting seat, a first connecting plate, a second connecting plate, a front wall plate, a top edge beam, a front longitudinal beam and a front longitudinal beam rear segment, wherein 1 is the front longitudinal beam, 2 is the water flowing groove, 31 is the first side edge, 32 is the second side edge, 4 is the anti-collision beam, 5 is the front wall supporting structure, 51 is the first end, 52 is the second end, 53 is the third end, 54 is the first conduction portion, 7 is the second conduction portion, 56 is the column A column lower segment, 8 is the second force transmission beam, 9 is the mounting seat, 91 is the first connecting plate, the second connecting plate, 92 is the front longitudinal beam, 10 front longitudinal beam, 11 is the front longitudinal beam rear segment, and 12 is the front longitudinal beam.
Detailed Description
Reference will now be made in detail to the present embodiments of the present disclosure, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, unless otherwise stated, the terms of orientation such as "up, down, left, and right" are used with respect to the normal running state of the vehicle, and specifically, when the vehicle is running normally, the direction toward the ceiling is "up", the direction toward the floor is "down", the direction toward the left wheel is "left", the direction toward the right wheel is "right", and "inside and outside" refer to the inside and outside of the outline of the corresponding component.
The cowl reinforcement structure, the front collision force transmission mechanism, and the vehicle of the present disclosure will be described in detail below with reference to the drawings in conjunction with the embodiments.
As shown in fig. 1, in the related art, a front cabin of a vehicle is impacted, in the process of collision, force generated by collision is mainly transmitted to a front longitudinal beam 1 by an anti-collision beam 4, then the force is transmitted to a front longitudinal beam rear section 12 by the front longitudinal beam 1, part of collision force is transmitted to an a-pillar 7 and an a-pillar lower section 71 through an upper edge beam 11 and is transmitted to the rear part of a vehicle body through the a-pillar lower section 71, the sectional dimensions of the front longitudinal beam 1 and the upper edge beam 11 are limited by the design of the whole vehicle, and the collision force cannot be effectively transmitted to the rear part of the vehicle body, according to the technical scheme provided by the disclosure, a new front collision force transmission path is added to the front cabin of the vehicle, a closed annular force transmission structure is reconstructed, the overall rigidity of the front cabin of the vehicle is improved, and meanwhile, collision energy can be quickly and effectively transmitted to the rear part of the vehicle body, so that the front cabin of the vehicle can bear more collision energy, the collision safety performance of the front cabin of the vehicle is improved.
As shown in fig. 3, 9 and 10, the front collision force transmission mechanism according to the exemplary embodiment of the present disclosure includes a cowl brace 5, where the cowl brace 5 is designed to be attached to the extending direction of the cowl 10, and has one end connected to the outside of the second side edge 32 of the gutter channel 4 and the other end connected to at least one of the a-pillar lower segment 71 and the cowl reinforcement panel 6. In this embodiment, the design of attaching the cowl support structure 5 to the cowl 10 can enhance the strength of the cowl 10, and the collision force applied to the cowl 10 can be transmitted through the a-pillar lower segment 71 and/or the cowl reinforcement 6, so that the deformation of the cowl 10 is effectively reduced, and the collision safety performance of the vehicle is improved.
Specifically, as an embodiment, the cowl support structure 5 may be configured as a one-piece "herringbone" shape, the first end 51 of the cowl support structure 5 is connected to the outside of the second side edge 32 of the gutter channel 3, the second end 52 of the cowl support structure 5 is connected to the cowl reinforcement panel 6, and the third end 53 of the cowl support structure 5 is connected to the a-pillar lower section 71. The cowl brace 5 can effectively transmit the collision force received by the gutter channel 3 to the second end 52 and the third end 53 through the first end 51 along the herringbone structure, and further transmit the collision force to the cowl reinforcement 6 connected to the second end 52 and the a-pillar lower segment 71 connected to the third end 53, that is, the collision force transmitted by the gutter channel 3 can effectively transmit the collision force to the rear portion and the side portion of the vehicle body through the two force transmission paths, so that the safety performance of the vehicle collision is improved, the strength of the cowl 10 can be enhanced by the design of the cowl brace 5 in the extending direction of the cowl 10, and the collision force received by the cowl 10 can be transmitted outwards along the cowl brace 5, thereby reducing the deformation of the cowl 10 during the collision and ensuring the safety of the personnel.
As shown in fig. 3 and 10, the front collision force transmission mechanism according to the exemplary embodiment of the present disclosure includes a first force transmission beam 2 and a front wall support structure 5, where one end of the first force transmission beam 2 is disposed on a front side member 1 of a vehicle, and the other end extends and connects to an outer side of a first side edge 31 of a gutter 3 in an inclined upward direction; the cowl brace 5 is designed to be attached to the cowl 10 in the extending direction thereof, and has one end connected to the outside of the second side edge 32 of the gutter channel 3 and the other end connected to at least one of the a-pillar lower section 71 and the cowl reinforcement 6. Through the technical scheme, the first force transfer beam 2 is arranged between the front longitudinal beam 1 and the launder 3, a new force transmission path is added in the front cabin of the vehicle, the integral rigidity of the front cabin of the vehicle is effectively improved, the collision performance is better, when the collision force is transmitted to the flume 3, a part of the collision force is transmitted backwards through the flume 3, a part of the collision force is collapsed by the flume 3 to absorb energy, the flume 3 is of a groove-shaped structure and is provided with a collapsing space, the front wall supporting structure 5 is designed to be attached along the extending direction of the front wall panel 10, so that the strength of the front wall panel 10 can be enhanced, and the collision force received by the launder 3 can be effectively transmitted to the side wall or the rear part of the vehicle body through the A-pillar lower section 71 and/or the front wall reinforcing plate 6 by the front wall supporting structure 5, so that the deformation of the front wall panel is effectively reduced, and the collision safety performance of the vehicle is improved.
It is understood that, in the present disclosure, one end of the cowl support structure 5 is connected to the outside of the second side edge 32 of the gutter 3, and the other end may be connected to the a-pillar lower section 71, or to the cowl reinforcement panel 6, or to both the a-pillar lower section 71 and the cowl reinforcement panel 6.
As shown in fig. 10, the front collision force transmission mechanism further includes a second force transmission beam 8, the second force transmission beam 8 is disposed in the gutter channel 3, one end of the second force transmission beam 8 is connected to the corresponding inner side of the first side edge 31 at the position where the first force transmission beam 2 is disposed, and the other end of the second force transmission beam 8 extends backward and is connected to the corresponding inner side of the second side edge 32 at the position where the second side edge 32 is connected to the front wall support structure 5. The axial center of the second force transfer beam 8 and the axis of the section of the tail end of the first force transfer beam 2 are coincided on the same straight line, the design of the second force transfer beam 8 can effectively transmit the collision force of the first force transfer beam 2 to the front wall supporting structure 5 through the second force transfer beam 8, and then the collision force is transmitted to the rear part and the side wall of the vehicle body, so that the transmission of the collision force is facilitated, and the collision force is prevented from being concentrated on the upper side beam 11 and the front longitudinal beam 1 of the front cabin structure of the vehicle.
As shown in fig. 2 to 10, the force transmission mechanism for frontal collision according to the present disclosure includes a first force transmission beam 2, one end of the first force transmission beam 2 is disposed on a front longitudinal beam 1 of a vehicle, and the other end extends obliquely upward and is connected to an outer side of a first side edge 31 of a gutter 3. Through the technical scheme, the first force transfer beam 2 is arranged between the front longitudinal beam 1 and the water flowing groove 3, a new force transfer path is added in the front cabin of the vehicle, so that the collision force received by the front cabin can be transferred backwards through the front longitudinal beam 1 and the first force transfer beam 2, the overall rigidity of the front cabin of the vehicle is effectively improved, the collision performance is better, when the collision force is transferred to the water flowing groove 3, a part of the collision force is transferred backwards through the water flowing groove 3, a part of the collision force is crumpled and absorbed by the water flowing groove 3, the water flowing groove 3 is of a groove-shaped structure and has a crumpling space, the injury to passengers can be reduced, the deformation of the front wall plate is effectively reduced, and the collision safety performance of the vehicle is improved.
As shown in fig. 2, 4 and 10, in the front collision force transmission mechanism provided in the exemplary embodiment of the present disclosure, the front collision force transmission mechanism further includes an integrally formed mounting seat 9, the mounting seat 9 includes a first connecting plate 91 and a second connecting plate 92 arranged in a "T" shape, the first connecting plate 91 is connected to the front side frame 1, and the second connecting plate 92 is arranged on the first connecting plate 91 and extends upward to be connected to the first force transmission beam 2. First connecting plate 91 extends to the both sides of front longitudinal beam 1 along the Y to, and extend through the bolt and be connected with front longitudinal beam 1 along X to the plantago rear direction, second connecting plate 92 is connected with first power transmission roof beam 2 along the last plane of first connecting plate 91 along Z to upwards extending, certain thickness that second connecting plate 92 has to guarantee joint strength. The mounting seat 9 is designed to ensure effective transmission of the collision force when the frontal collision force transmission mechanism is subjected to the collision force with a certain angle.
Further, as an embodiment, connection plates (not numbered in fig. 5) are integrally formed at two ends of the first force transmission beam 2, two ends of the first force transmission beam 2 are respectively bolted to the second connection plate 92 and the launder 3 through corresponding connection plates, and the connection plates at two ends of the first force transmission beam 2 have a certain thickness to meet the strength requirement.
As shown in fig. 3 and 10, in order to improve the rigidity of the dash panel 10 of the vehicle and avoid that the dash panel 10 deforms too much during a collision and damages legs of an occupant, the front collision force transmission mechanism provided in the exemplary embodiment of the present disclosure further includes a cowl support structure 5, the cowl support structure 5 is designed to be attached along an extending direction of the dash panel 10, the cowl support structure 5 is configured to be "herringbone", a first end 51 of the cowl support structure 5 is connected to an outer side of the second side 32 of the gutter 3, a second end 52 of the cowl support structure 5 is connected to the cowl reinforcement 6, and a third end 53 of the cowl support structure 5 is connected to the a-pillar lower section 71. The cowl support structure 5 is configured as a herringbone structure, the first end 51 of the cowl support structure 5 is connected to the gutter channel 3, the second end 52 is connected to the cowl reinforcement 6, and the third end 53 is connected to the a-pillar lower section 71, the cowl support structure 5 is effective to transmit the collision force received by the gutter channel 3 to the second end 52 and the third end 53 through the herringbone structure via the first end 51, and further to transmit the collision force to the cowl reinforcement 6 connected to the second end 52 and the a-pillar lower section 71 connected to the third end 53, that is, the collision force transmitted by the gutter channel 3 is effectively transmitted to the rear portion of the vehicle body through two force transmission paths, so that the safety performance of the collision of the vehicle is improved, and the cowl support structure 5 is designed to be attached to the cowl 10 in the extending direction of the cowl 10, so as to enhance the strength of the cowl 10, the collision force applied to the front wall panel 10 can be transmitted outwards along the front wall supporting structure 5, so that the deformation of the front wall panel 10 in the collision process is reduced, and the safety of personnel is ensured.
As shown in fig. 3 and 9, in the exemplary embodiment of the present disclosure, the first end 51, the second end 52, and the third end 53 of the cowl support structure 5 are not in the same plane, so as to better transmit the collision force to different parts of the vehicle body, which is beneficial to the distribution of the collision force. Specifically, the cowl support structure 5 includes a first conductive portion 54 extending along the first end 51, a second conductive portion 55 extending along the second end 52, and a third conductive portion 56 extending along the third end 53, the first conductive portion 54 is extended along the Z direction in accordance with the extending direction of the cowl panel 10, the second conductive portion 55 and the first conductive portion 54 form an obtuse angle, the third conductive portion 56 and the first conductive portion 54 form an obtuse angle, and the first conductive portion 54, the second conductive portion 55, and the third conductive portion 56 intersect and are not in the same plane. The first end 51 of the front wall structure is connected to the outer side of the second side edge 32 of the launder 3 through bolts, the width of the first end 51 is larger than that of the first conducting part 54, the first end 51 is designed to be larger in width so as to ensure the connecting strength of the first end and the launder 3 and ensure the effective transmission of collision force, and the first conducting part 54 is designed to extend along the Z direction according to the extending direction of the front wall plate 10 and is attached to the front wall plate 10, so that the strength of the front wall plate 10 in the Z direction is enhanced; the second end 52 is connected with the front wall reinforcing plate 6 through a bolt, so that the collision force is transmitted to the front wall reinforcing plate 6, further transmitted to the ski board and the vehicle body floor, and further transmitted to the rear part of the vehicle body, so that the collision energy is effectively transmitted, the second conduction part 55 is attached to the front wall plate 10, and the strength of the front wall plate 10 in the Y direction is enhanced; the third end 53 is connected to the lower A-pillar section 71 through a bolt, so that the collision force is transmitted to the side wall of the vehicle body, the collision energy is effectively transmitted, the third conduction part 56 is attached to the front wall plate 10, the strength of the front wall plate 10 in the X direction is enhanced, the collision force received by the first end 51 is transmitted to the second conduction part 55 and the third conduction part 56 through the first conduction part 54, the collision energy is transmitted to the rear part of the vehicle body and the side wall of the vehicle body through the second end 52 and the third end 53, the collision force is effectively dispersed, the collision force is prevented from being concentrated on the front cabin and the front wall plate 10 of the vehicle, the deformation of the front cabin and the deformation of the front wall plate are reduced, and the safety of passengers in the collision process is guaranteed.
As shown in fig. 2, 3 and 10, in order to improve the continuity of the transmission path of the collision force of the front cabin of the vehicle, in an exemplary embodiment of the present disclosure, the front collision force transmission mechanism further includes a second force transmission beam 8, the second force transmission beam 8 is disposed in the water flowing channel 3, one end of the second force transmission beam 8 is connected to the corresponding inner side of the first side edge 31 where the first force transmission beam 2 is disposed, the other end of the second force transmission beam 8 is connected to the corresponding inner side of the second side edge 32 where the first end 51 of the front wall support structure 5 is connected in an extending manner, the axial center of the second force transmission beam 8 and the rear end section axis of the first force transmission beam 2 are overlapped on a straight line, as shown in fig. 7, both ends of the second force transmission beam 8 are bolted to the mounting seats disposed in the water flowing channel 3 through connecting plates, the positions where the two ends of the second force transmission beam 8 are connected with the launder 3 correspond to the first force transmission beam 2 and the first end 51 of the front wall supporting structure 5, so that the collision force of the first force transmission beam 2 can be effectively transmitted to the front wall supporting structure 5 through the second force transmission beam 8 and further transmitted to the rear part and the side wall of the vehicle body, the transmission of the collision force is facilitated, and the collision force is prevented from being concentrated on the upper edge beam 11 and the front longitudinal beam 1 of the front cabin structure of the vehicle.
Further, as shown in fig. 5 to 8, in consideration of the space arrangement requirement of the front cabin of the vehicle, the first force transfer beam 2 is set to be arc-shaped, the cross sections of the first force transfer beam 2 and the second force transfer beam 8 are set to be cross-shaped, the first force transfer beam 2 is set to be an arc-shaped structure extending from the front longitudinal beam 1 in the inclined upward direction, a storage battery in the front cabin is avoided, the design of the front cabin of the original vehicle is not affected, the cross sections of the first force transfer beam 2 and the second force transfer beam 8 are set to be cross-shaped, the force transfer effect is good, the torsional rigidity is high, and the requirement of light weight is met under the condition that the rigidity is ensured.
Further, as an embodiment, the cross sections of the first force transfer beam 2 and the second force transfer beam 8 may also be arranged as an i-shaped beam or an H-shaped beam, and may be specifically designed according to the rigidity requirement in actual use.
With the above technical solution, the exemplary embodiment of the present disclosure discloses a novel frontal collision force transmission mechanism, which is configured to newly form a closed annular frontal collision force transmission structure by the arrangement and design of the first force transmission beam 2, the second force transmission beam 8, and the front wall support structure 5. As shown in fig. 10, the collision force F received by the impact beam 4 is transmitted to the rear part of the vehicle body through a plurality of force transmission paths, and the collision force is transmitted to the rear section 12 of the front longitudinal beam through the front longitudinal beam 1 and then transmitted to the rear part of the vehicle body through the first force transmission path; the collision force is transmitted to the rear part and the side wall of the vehicle body through the front longitudinal beam 1, the first force transmission beam 2, the second force transmission beam 8 and the front wall supporting structure 5; the third biography power route, the impact transmits A post, side top crossbeam through roof beam 3, and then transmits the automobile body side wall, and the front collision drive mechanism of this disclosure has increased biography power route through first biography power roof beam 2, second biography power roof beam 8 and preceding arrangement and design of enclosing supporting structure 5, can effectively transmit the impact to the automobile body rear portion, reduces the deflection of front collision drive mechanism and preceding bounding wall, guarantees passenger's safety.
Further, as an embodiment, the front collision force transmission mechanism further includes a connecting member (not shown in the drawings), and the first force transmission beam 2 and the upper side beam 11 of the vehicle are connected through the connecting member to increase a force transmission path, so that the collision force received by the first force transmission beam 2 is transmitted to the upper side beam 11, and then the collision force is transmitted to the rear, it is understood that the collision force received by the upper side beam 11 can also be transmitted to the first force transmission beam 2, and then the collision force is transmitted to the rear of the vehicle body.
As shown in fig. 10, in the present disclosure, the force transmission mechanism for frontal collision may be arranged symmetrically according to the design of the front cabin of the vehicle, and for simplifying the description, only the arrangement and connection relationship of one side are described, and the arrangement, connection and effect of the other side may refer to the description of the above-mentioned embodiments, and will not be described again here.
According to another aspect of the present disclosure, there is provided a vehicle including the front collision force transmission mechanism described above.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure. It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In the present disclosure, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present disclosure can be understood by those of ordinary skill in the art as appropriate.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (9)
1. A frontal collision force transfer mechanism, comprising: the front collision force transmission mechanism comprises a first force transmission beam (2) and a front wall supporting structure (5), one end of the first force transmission beam (2) is arranged on a front longitudinal beam (1) of the vehicle, and the other end of the first force transmission beam extends upwards in an inclined mode and is connected to the outer side of a first side edge (31) of the launder (3); the front wall supporting structure (5) is designed to be attached along the extending direction of the front wall plate (10), one end of the front wall supporting structure is connected to the outer side of the second side edge (32) of the water flowing groove (3), and the other end of the front wall supporting structure is connected with at least one of the A column lower section (71) and the front wall reinforcing plate (6).
2. The frontal impact force transmission mechanism of claim 1, wherein: the front collision force transmission mechanism further comprises a second force transmission beam (8), the second force transmission beam (8) is arranged in the water flowing groove (3), one end of the second force transmission beam (8) is connected to the corresponding inner side of the position of the first force transmission beam (2) arranged on the first side edge (31), and the other end of the second force transmission beam (8) extends backwards and is connected to the second side edge (32) and connected to the corresponding inner side of the position of the front wall surrounding supporting structure (5).
3. A frontal collision force transfer mechanism, comprising: the front collision force transmission mechanism comprises a first force transmission beam (2), one end of the first force transmission beam (2) is arranged on a front longitudinal beam (1) of the vehicle, and the other end of the first force transmission beam extends upwards in an inclined mode and is connected to the outer side of a first side edge (31) of the launder (3).
4. The frontal impact force transmission mechanism of claim 3, wherein: front collision power transmission device still encloses bearing structure (5) including preceding, enclose bearing structure (5) before along the extending direction laminating design of bounding wall (10), preceding enclose bearing structure (5) and set up to "people" style of calligraphy, preceding first end (51) of enclosing bearing structure (5) with the outside of second side (32) of tye (3) is connected, preceding second end (52) of enclosing bearing structure (5) and preceding enclose reinforcing plate (6) and be connected, preceding third end (53) of enclosing bearing structure (5) is connected with A post hypomere (71).
5. The frontal impact force transmission mechanism of claim 4, wherein: the front collision force transmission mechanism further comprises a second force transmission beam (8), the second force transmission beam (8) is arranged in the water flowing groove (3), one end of the second force transmission beam (8) is connected to the first side edge (31) in a corresponding mode, the first force transmission beam (2) is arranged on the inner side in a corresponding mode, the other end of the second force transmission beam (8) extends backwards and is connected to the second side edge (32) in a connecting mode, and the front wall is connected with the front wall of the supporting structure (5) and the first end (51) is arranged on the inner side in a corresponding mode.
6. The frontal impact force transmission mechanism of claim 4, wherein: the front wall supporting structure (5) comprises a first conducting portion (54) extending along the first end (51), a second conducting portion (55) extending along the second end (52), and a third conducting portion (56) extending along the third end (53), wherein the first conducting portion (54) is designed to be attached to the extension direction of the front wall panel (10) along the Z direction, an obtuse angle is formed between the second conducting portion (55) and the first conducting portion (54), an obtuse angle is formed between the third conducting portion (56) and the first conducting portion (54), the second conducting portion (55) and the third conducting portion (56) intersect and are not in the same plane.
7. The frontal impact force transmission mechanism of claim 6, wherein: the first force transfer beam (2) is arc-shaped, and the cross sections of the first force transfer beam (2) and the second force transfer beam (8) are in a cross shape.
8. The frontal impact force transmission mechanism of claim 3, wherein: the front collision force transmission mechanism further comprises an integrally formed mounting seat (9) and a connecting piece, the mounting seat (9) comprises a first connecting plate (91) and a second connecting plate (92) which are arranged in a T shape, the first connecting plate (91) is connected with the front longitudinal beam (1), the second connecting plate (92) is arranged on the first connecting plate (91) and extends upwards to be connected with the first force transmission beam (2), and the first force transmission beam (2) and the upper edge beam (11) of the vehicle are connected through the connecting piece.
9. A vehicle provided with a frontal collision force transmission mechanism according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966855.8A CN110857121B (en) | 2018-08-23 | 2018-08-23 | Front collision force transmission mechanism and vehicle with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966855.8A CN110857121B (en) | 2018-08-23 | 2018-08-23 | Front collision force transmission mechanism and vehicle with same |
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| CN110857121A CN110857121A (en) | 2020-03-03 |
| CN110857121B true CN110857121B (en) | 2021-11-12 |
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| CN201810966855.8A Active CN110857121B (en) | 2018-08-23 | 2018-08-23 | Front collision force transmission mechanism and vehicle with same |
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| CN115402415B (en) * | 2022-07-20 | 2024-04-16 | 岚图汽车科技有限公司 | Front engine room and vehicle |
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| CN110857121A (en) | 2020-03-03 |
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Effective date of registration: 20221228 Address after: No. 3009, BYD Road, Pingshan District, Shenzhen, Guangdong 518118 Patentee after: BYD Co.,Ltd. Patentee after: Hefei BYD Automobile Co.,Ltd. Address before: 518118 BYD Road, Pingshan New District, Shenzhen, Guangdong 3009 Patentee before: BYD Co.,Ltd. |