CN215904292U - Door assembly and vehicle - Google Patents

Abstract

The utility model discloses a vehicle door assembly, comprising: the automobile door comprises an automobile door inner plate, an outer plate reinforcing plate, an outer plate supporting plate, an anti-collision beam and a reinforcing plate, wherein the outer plate reinforcing plate, the outer plate supporting plate and the anti-collision beam are arranged on the outer side of the automobile door inner plate along the longitudinal direction of the automobile; the reinforcing plate is arranged between the outer plate supporting plate and the vehicle door inner plate, and the reinforcing plate is arranged between the anti-collision beam and the vehicle door inner plate. According to the vehicle door assembly disclosed by the embodiment of the utility model, the welding and fixing mode can effectively prevent the increase of the number of parts after the structure is changed, the connection strength between the parts and the use stability of the vehicle door are improved, the integral structure performance and the lateral collision performance multiple of the vehicle door assembly are improved by optimizing the structure of the reinforcing beam in the vehicle door, the deformation, the depression and the invasion of the reinforcing beam in the vehicle door are reduced under the action of the external force of side collision, and the integral structure performance of the vehicle door assembly and the side collision safety protection of drivers and passengers are effectively improved.

Description

Door assembly and vehicle

Technical Field

The utility model relates to the field of vehicles, in particular to a vehicle door assembly and a vehicle.

Background

In order to improve the driving safety of the vehicle, the vehicle needs to have better passive safety protection. When safety accidents happen to the front part and the rear part of the vehicle, the vehicle protects drivers and passengers by resisting, absorbing and diffusing the force generated by collision by using the front and rear anti-collision beams and the vehicle body framework structure, so that the safety protection effect of slowing down the collision on the drivers and passengers is achieved. The vehicle door assembly is directly used for protecting drivers and passengers during side collision, the protection of the front part and the rear part of the vehicle door assembly is relatively weak due to the limitation of the vehicle door assembly and the space structure, and the structural performance of the reinforcing beam in the vehicle door assembly is strong and weak, so that the vehicle door assembly has a direct relation with the safety protection of the drivers and passengers during side collision.

The problem that the structural strength of the existing reinforcing beam in the vehicle door assembly is insufficient can not provide enough strength and performance requirements for the vehicle door assembly structure, plays a better safety protection key for the safety of drivers and passengers in lateral collision, needs to strengthen the whole reinforcing beam structure in the vehicle door for optimization and adjustment, and can effectively solve the overall structural performance of the vehicle door assembly and the safety protection of the side collision of the drivers and passengers.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model aims to provide a vehicle door assembly, which has the advantages that the overall structural performance and the lateral collision performance of the vehicle door assembly are improved by multiple times, the deformation, the depression and the invasion of a reinforcing beam inside a vehicle door under the action of external side collision force are relieved, and the overall structural performance of the vehicle door assembly and the side collision safety protection of drivers and passengers can be effectively improved.

According to the embodiment of the utility model, the vehicle door assembly comprises: the anti-collision device comprises a vehicle door inner plate, an outer plate supporting plate and an anti-collision beam, wherein the outer plate supporting plate and the anti-collision beam are arranged on the outer side of the vehicle door inner plate along the longitudinal direction of a vehicle; reinforcing plates are arranged between the vehicle door inner plate and the outer plate supporting plate and/or the anti-collision beam, and each reinforcing plate comprises a first reinforcing plate and a second reinforcing plate; the first reinforcing plate is arranged between the outer plate supporting plate and the vehicle door inner plate; the second reinforcing plate is arranged between the anti-collision beam and the inner plate of the vehicle door.

In addition, the door assembly according to the present invention may have the following additional features:

further, still include the planking reinforcing plate, the planking reinforcing plate sets up on the door inner panel, the planking reinforcing plate includes: the lower part of the inner side plate is provided with a first flanging abutted with the inner plate of the vehicle door; the outer side plate is arranged on one side, far away from the vehicle door inner plate, of the inner side plate, and a second flanging abutted to the outer plate supporting plate is formed at the lower portion of the outer side plate.

Furthermore, one side of the first reinforcing plate is welded to the outer plate supporting plate, and the other side of the first reinforcing plate is welded to the second flanging.

Further, the section of the outer panel support plate and the section of the first reinforcing panel are both configured into an M-shaped broken line structure, and the openings of the M-shaped broken line structures of the outer panel support plate and the first reinforcing panel are opposite.

Furthermore, third flanges are formed on the upper side and the lower side of the supporting plate respectively, and fourth flanges welded with the third flanges are formed on the upper side and the lower side of the reinforcing plate of the supporting plate respectively.

Further, the reinforcement plate includes a second reinforcement plate welded to a side of the impact beam facing the door inner panel.

Further, the anti-collision beam is plate-shaped, the section of the anti-collision beam and the section of the second reinforcing plate are both constructed into an M-shaped broken line structure, and the openings of the M-shaped broken line structures of the anti-collision beam and the second reinforcing plate are opposite.

Furthermore, fifth flanges are formed on the upper side and the lower side of the anti-collision beam respectively, and sixth flanges welded with the fifth flanges are formed on the upper side and the lower side of the second reinforcing plate respectively.

Further, the length of the first reinforcing plate is less than or equal to the length of the outer plate support plate; the length of the second reinforcing plate is less than or equal to the length of the anti-collision beam.

According to the vehicle door assembly of the embodiment of the utility model, two ends of the outer plate reinforcing plate are respectively welded and fixed with the vehicle door inner plate, the upper part of the outer plate reinforcing plate can be respectively connected with the vehicle door inner plate and the vehicle door outer plate through the flanging structure, similarly, two ends of the outer plate supporting plate are respectively welded and fixed with the vehicle door inner plate, the upper part and the lower part of the outer plate supporting plate can be respectively connected with the vehicle door inner plate and the outer plate reinforcing plate by using the flanging connection form and can also be connected with the outer plate reinforcing plate in the side edge way by using the welding mode, the welding fixing mode can effectively prevent the increase of the number of parts after the structure is changed, the connection strength between parts and the use stability of the vehicle door are further improved, different numbers of welding points can be selected according to the strength requirements of different vehicle types during actual use, and more welding points can be selected when the requirement on the collision strength of the vehicle is higher, the automobile door structure has the advantages that welding strength among parts is improved, in addition, selective mutual welding of contact surfaces among the outer plate reinforcing plate, the outer plate supporting plate, the anti-collision beam and the reinforcing plate can be realized during actual processing, various parts are welded together, the structural strength of the automobile door is integrally improved, and the anti-collision strength of a single part is improved through connection with other parts.

According to the vehicle provided by the embodiment of the utility model, the vehicle comprises the vehicle door assembly, the overall structure of the vehicle door assembly is integrally optimized and reinforced by the vehicle door inner outer plate reinforcing plate, the outer plate supporting plate and the anti-collision beam assembly, so that the overall structure performance and the lateral collision performance multiple of the vehicle door assembly are improved, the damage of the lateral collision vehicle door inner reinforcing beam to a driver and an occupant caused by deformation, depression and invasion is relieved, the overall structure performance of the vehicle door assembly and the side collision safety protection of the driver and the occupant can be effectively improved, and the use safety of the vehicle is further improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention 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 structural view of a door assembly according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of the structural schematic view of the door assembly of FIG. 1;

FIG. 3 is a welded view of a reinforcement panel of the door assembly according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view taken along line B-B of a weld view of the reinforcement plate of the door assembly of FIG. 3;

FIG. 5 is a schematic view of an outer panel reinforcement structure of a door assembly in accordance with an embodiment of the present invention;

FIG. 6 is a cross-sectional view of the outer panel reinforcement structure of the door assembly of FIG. 5 taken along line C-C;

FIG. 7 is a welded view of an outer panel support panel and a first reinforcement panel of the door assembly in accordance with an embodiment of the present invention;

FIG. 8 is a cross-sectional view taken along line D-D of a weld of the outer panel support plate and the first reinforcement plate of the door assembly of FIG. 7;

FIG. 9 is a schematic structural view of an outer panel support panel of the door assembly in accordance with an embodiment of the present invention;

FIG. 10 is a cross-sectional view taken along line E-E of the outer panel support plate of the door assembly of FIG. 9;

FIG. 11 is a schematic structural view of a first reinforcement plate of the door assembly in accordance with an embodiment of the present invention;

FIG. 12 is a cross-sectional view taken along line F-F of the first reinforcement plate of the door assembly of FIG. 11;

FIG. 13 is a welded view of an impact beam and a second reinforcement panel of the door assembly according to an embodiment of the present invention;

FIG. 14 is a cross-sectional view taken along line G-G of a weld view of the impact beam and the second reinforcement plate of the door assembly of FIG. 13;

FIG. 15 is a schematic structural view of an impact beam of the door assembly in accordance with an embodiment of the present invention;

FIG. 16 is a cross-sectional view of the impact beam of the door assembly of FIG. 15 taken along line H-H;

FIG. 17 is a schematic illustration of a second reinforcement structure of the door assembly in accordance with an embodiment of the present invention;

FIG. 18 is a cross-sectional view of a second reinforcement structure schematic of the door assembly of FIG. 17 taken along line J-J;

reference numerals: 100-a vehicle door assembly;

1-a vehicle door inner plate;

2-outer plate reinforcement plate; 21-a first flanging; 22-second flanging;

3-an outer plate support plate; 31-third flanging;

4-an anti-collision beam; 41-fifth flanging;

5-a reinforcing plate; 51-a first stiffener; 511 a fourth flange; 52-a second stiffener; 521-sixth turn-up.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, 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. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "longitudinal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

A vehicle door assembly 100 according to an embodiment of the present invention is described below with reference to the drawings.

As shown in fig. 1, 2 and 3, a door assembly 100 according to an embodiment of the present invention, the door assembly 100, includes: the automobile door structure comprises an automobile door inner plate 1, an outer plate supporting plate 3, an anti-collision beam 4 and a reinforcing plate 5, wherein the outer plate supporting plate 3 and the anti-collision beam 4 are arranged on the outer side of the automobile door inner plate 1 along the longitudinal direction of an automobile; the outer plate supporting plate 3 is also arranged on the vehicle door inner plate 1 and is positioned at the lower end of the outer plate reinforcing plate 2, two ends of the outer plate supporting plate 3 are respectively welded with two end parts in the length direction of the vehicle door inner plate 1, and can also be integrally welded with the vehicle door inner plate 1, and the outer plate supporting plate 3 can also be optionally welded with the outer plate reinforcing plate 2 positioned above the outer plate supporting plate 3, so that the integral anti-collision strength of the outer plate supporting plate 3 and the outer plate reinforcing plate 2 is improved; the two ends of the anti-collision beam 4 are respectively welded with the two end parts of the length direction of the vehicle door inner plate 1, the anti-collision beam can be integrally welded on the vehicle door inner plate 1, the number of the anti-collision beams 4 can be selected according to different vehicle types during actual production, and more anti-collision beams 4 can be selected and arranged when the vehicle types are larger and more and are suitable for high-speed driving.

The reinforcing plate 5 is arranged between the outer plate supporting plate 3 and the door inner plate 1, the reinforcing plate 5 arranged between the outer plate supporting plate 3 and the door inner plate 1 is called as a first reinforcing plate 51, and the first reinforcing plate 51 is arranged in a cavity between the outer plate supporting plate 3 and the door inner plate 1, so that the structural strength of the door inner plate 1 is further improved, the supporting function between the door inner plate 1 and the outer plate supporting plate 3 is enhanced, and the door is prevented from generating large deformation under the action of external force; and/or the reinforcing plate is arranged between the anti-collision beam 4 and the vehicle door inner plate 1, the reinforcing plate 5 arranged between the anti-collision beam 4 and the vehicle door inner plate 1 is called as a second reinforcing plate 52, and the second reinforcing plate 52 is arranged in a cavity between the anti-collision beam 4 and the vehicle door inner plate 1 to reinforce the anti-collision strength of the anti-collision beam 4, provide a larger supporting effect for the vehicle door and improve the capacity of resisting torsion and sagging deformation of the vehicle door.

According to the vehicle door assembly 100 of the embodiment of the utility model, two ends of the outer plate reinforcing plate 2 are respectively welded and fixed with the vehicle door inner plate 1, the upper part of the outer plate reinforcing plate 2 can be respectively connected with the vehicle door inner plate 1 and the vehicle door outer plate through the flanging structure, similarly, two ends of the outer plate supporting plate 3 are respectively welded and fixed with the vehicle door inner plate 1, the upper part and the lower part of the outer plate supporting plate 3 can be respectively connected with the vehicle door inner plate 1 and the outer plate reinforcing plate 2 through flanging connection modes, and can also be connected with the outer plate reinforcing plate 2 through side edges in a selective welding mode, the welding and fixing mode can effectively prevent the increase of the number of parts after the structure is changed, the connection strength between parts and the use stability of the vehicle door are further improved, different numbers of welding points can be selected according to the strength requirements of different vehicle types during actual use, and more welding points can be selected when the requirement on the collision strength of the vehicle is higher, the automobile door frame has the advantages that welding strength among parts is improved, in addition, selective mutual welding with contact surfaces among the outer plate reinforcing plate 2, the outer plate supporting plate 3, the anti-collision beam 4 and the reinforcing plate 5 can be realized in the actual processing, various parts are welded together, the structural strength of the automobile door is integrally improved, and the anti-collision strength of a single part is improved through connection with other parts.

According to the vehicle door assembly 100 disclosed by the embodiment of the utility model, the structures of the vehicle door outer plate reinforcing plate 2, the outer plate supporting plate 3 and the anti-collision beam 4 are optimally designed in a reinforcing manner, so that the external force generated by vehicle side collision can be effectively improved to resist, absorb and diffuse, the deformation, the sinking and the invasion of the reinforcing beam in the vehicle door under the action of the external force of the side collision are slowed down, and the damage to drivers and passengers caused by the deformation of the vehicle door is avoided. Through the optimization to door inner structure, make door assembly 100 overall structure performance, side direction collision performance multiple promote, slow down and produce deformation, sunken, invasion to the inside stiffening beam of door under the side collision exogenic action, can effectively promote door assembly 100 overall structure performance and driver and crew side collision safety protection.

As shown in fig. 1, 5 and 6, further, an outer panel reinforcing plate, the outer panel reinforcing plate is disposed on the door inner panel, a projection surface of the outer panel reinforcing plate 2 on a vertical surface is a horizontally disposed trapezoidal surface, a trapezoidal wide side surface is a welding surface with the door inner panel 1, the welding surface between the door inner panel 1 and the outer panel reinforcing plate 2 is further increased by setting to be trapezoidal, the connection strength between the door inner panel 1 and the door reinforcing plate is enhanced, the outer panel reinforcing plate 2 is disposed on the door inner panel 1, two ends of the outer panel reinforcing plate 2 are respectively welded with the end portions of the door inner panel 1 in the length direction, the outer panel reinforcing plate 2 can also be integrally welded on the outer side of the door inner panel 1, the anti-collision strength of the door can be improved regardless of the connection mode, and the phenomenon that the door is dented when being subjected to an external force is avoided. The outer panel reinforcement 2 includes: the inner side plate and the outer side plate, the lower part of the inner side plate is provided with a first flanging 21 which is abutted against the door inner plate 1, the two ends of the outer plate reinforcing plate 2 are welded on the door inner plate 1, the first flanging 21 is arranged on the inner side plate of the door inner plate 1 to reinforce the connection between the outer plate reinforcing plate 2 and the door inner plate 1, and through the connection between the first flanging 21 and the door inner plate 1, on one hand, the connection between the door inner plate 1 and the outer plate reinforcing plate 2 is more stable, on the other hand, the positioning is provided for the outer plate reinforcing plate 2 in the welding process with the door inner plate 1, so that the processing process is more convenient and efficient, the first flanging 21 and the door inner plate 1 can be connected by bolts, screws or rivets, and the connection mode between the first flanging 21 and the door inner plate 1 is not limited to the connection mode; the outer panel is located the inner panel and is kept away from one side of door inner panel 1, and the lower part of outer panel is formed with the second turn-ups 22 with planking backup pad 3 butt, sets up second turn-ups 22 between planking reinforcing plate 2 and the planking backup pad 3 and connects the two, can adopt bolted connection, screw connection or rivet connection between second turn-ups 22 and the planking backup pad 3, and the connected mode between the two of course is not only limited to foretell connected mode.

The long strip type and step type structural form of the outline of the original outer plate reinforcing plate 2 is changed into a trapezoidal structure, the weak part of the original structural performance is improved and reinforced, the welding matching surface between the original outer plate reinforcing plate and the door inner plate 1 is increased during structural design, the welded outer plate reinforcing plate and the door inner plate 1 provide more favorable structural strength and support for the door inner plate 1 and the door outer plate structure after being welded with the door inner plate 1, and meanwhile, the welding matching surface provided at the lower part of the outer plate reinforcing plate 2 is the door outer plate supporting plate 3 and the first reinforcing plate 51 which are mutually matched and welded.

As shown in fig. 1, 11 and 12, further, the reinforcing plate 5 includes a first reinforcing plate 51, the first reinforcing plate 51 is welded on one side of the outer panel supporting plate 3 facing the door inner panel 1, the first reinforcing plate 51 is disposed in the cavity between the outer panel supporting plate 3 and the door inner panel 1, two ends of the first reinforcing plate 51 are welded on the door inner panel 1, and different numbers of welding points can be set according to actual strength requirements; at least part of the first reinforcing plate 51 is welded with the second flanging 22, one side of the first reinforcing plate 51, which is far away from the side welded with the vehicle door inner plate 1, is welded with the second flanging 22, and the first reinforcing plate 51 is connected with the outer plate reinforcing plate 2 through welding with the second flanging 22.

As shown in fig. 2, 7 and 8, further, the cross section of the outer panel supporting panel 3 and the cross section of the first reinforcing panel 51 are each configured in an "M" shaped broken line structure, and the openings of the "M" shaped broken line structures of the two are opposite; with original planking backup pad 3 "nearly" style of calligraphy supporting beam, change into the stronger "M" type finished piece structure of stress structure, the structural design form of first reinforcing plate 51 is also "M" type finished piece structure, welds planking backup pad 3 and first reinforcing plate 51 each other as whole, makes planking backup pad 3 overall structure intensity promote. The upper portion of planking backup pad 3 and 2 cooperation welding of door planking reinforcing plate, tip and the welding of door inner panel 1 around, provide better structural strength and support for door inner panel 1 and planking reinforcing plate 2 structure after the welding, make the total overall structure performance intensity of door effectively promote through the mutually supporting welding between the three, provide safer the protection of driving for door upper portion side direction collision.

As shown in fig. 1, 9 and 10, third flanges 31 are respectively formed at the upper and lower sides of the outer panel support plate 3, the third flanges 31 on the outer panel support plate 3 can be respectively connected with the door inner panel 1 and the outer panel reinforcement plate 2, and the third flanges 31 can be selectively welded with the door inner panel 1 and the outer panel reinforcement plate 2 or can be selectively connected by bolts, screws and rivets; fourth flanges 511 welded to the third flanges 31 are formed on the upper side and the lower side of the first reinforcing plate 51 respectively, the first reinforcing plate 51 is fixed to a cavity between the outer plate supporting plate 3 and the door inner plate 1 through welding of the fourth flanges 511 and the third flanges 31, supporting strength of the outer plate supporting plate 3 is further enhanced through the first reinforcing plate 51, parts of the door are integrally combined through welding between the outer plate supporting plate 3 and the first reinforcing plate 51, and overall strength of the door is further improved.

As shown in fig. 2, 7 and 8, further, the reinforcing plate 5 includes a second reinforcing plate 52, the second reinforcing plate 52 is welded on the side of the impact beam 4 facing the door inner panel 1, the second reinforcing plate 52 is disposed in the cavity between the impact beam 4 and the door inner panel 1, two ends of the second reinforcing plate 52 are welded on the door inner panel 1, different numbers of welding points can be disposed according to actual strength requirements, at least part of the second reinforcing plate 52 can be optionally welded with the impact beam 4, the second reinforcing plate 52 is fixed by welding the opposite surface of the second reinforcing plate 52 and the impact beam 4, and the structural strength of the door assembly 100 is further improved by the structure that the impact beam 4 and the second reinforcing plate 52 are welded into a whole.

As shown in fig. 2, 13 and 14, further, the impact beam 4 is plate-shaped, the cross section of the impact beam 4 and the cross section of the second reinforcing plate 52 are both configured into an "M" -shaped broken line structure, and the openings of the "M" -shaped broken line structures of the two are opposite, the original structural form of the round pipe of the impact beam 4 assembly is changed into an "M" -shaped part structure with a strong self-stressed structure, the second reinforcing plate 52 is added inside the impact beam, the structural design form of the second reinforcing plate 52 is also the "M" -shaped part structure, and the impact beam 4 and the reinforcing beam 4 are welded into a whole and are separately welded on the door inner panel 1. Sufficient strength lateral protection can be provided for a lower-center lateral impact of the door assembly 100.

As shown in fig. 1, 15 and 16, further, fifth flanges 41 are respectively formed at upper and lower sides of the impact beam 4, the upper fifth flange 41 of the impact beam 4 is welded with the door inner panel 1, and the fifth flange 41 at the lower part of the impact beam 4 can be selectively welded with the door inner panel 1 or the second reinforcement plate 52; as shown in fig. 17 and 18, the upper and lower sides of the second reinforcing plate 52 are respectively formed with a sixth flange 521 welded to the fifth flange 41, and the impact beam 4 and the second reinforcing plate 52 are fixed together by welding the sixth flange 521 to the fifth flange 41; therefore, the impact beam 4 assembly is fixed on the door inner panel 1 through the fifth flanging 41 and the sixth flanging 521, and the structural strength of the door inner panel 1 is integrally improved.

As shown in fig. 1, further, the length of the reinforcing plate is smaller than the length of the outer panel supporting plate 3 or the impact beam 4, and the length of the first reinforcing plate 51 is smaller than the length of the outer panel supporting plate 3, so that the first reinforcing plate 51 is integrally disposed in the inner cavity where the outer panel supporting plate 3 and the door inner panel 1 are connected, and the length of the first reinforcing plate 51 is smaller than or equal to the length of the outer panel supporting plate 3; the length of second reinforcing plate 52 is less than or equal to the length of anticollision roof beam 4 for second reinforcing plate 52 is whole to be set up in the inner chamber that anticollision roof beam 4 and door inner panel 1 are connected, consequently, can guarantee that all reinforcing plates can be located the inside of the spare part of intensity that will improve, does higher promotion for the structural strength of planking backup pad 3 and anticollision roof beam 4.

According to the vehicle door assembly 100 provided by the embodiment of the utility model, the whole structure of the vehicle door outer plate reinforcing plate 2 is changed into a trapezoidal structure, the weak part of the outline of the part is fully reinforced, meanwhile, the welding joint surface between the reinforcing plate and the vehicle door inner plate 1 is increased, and more favorable structural strength and support are provided for the vehicle door assembly 100 after welding. 2 structure lower part sizes of planking reinforcing plate increase, for door planking backup pad 3, first reinforcing plate 51 provides the seam and matches the binding face, through the mutual seam between three kinds of finished pieces, make 2 original two places welding cooperations of planking reinforcing plate change into three welding cooperations, make 2 self structural strength of planking reinforcing plate strengthen after the welding, can provide better structural strength and rigidity for door assembly 100, can bear bigger external impact force promotion safety protection when vehicle side direction collision. The structure of the outer plate supporting plate 3 is changed into an M-shaped part structure from a structure in a shape like a Chinese character 'ji', meanwhile, a first reinforcing plate 51 with a similar structure is added in the outer plate supporting plate 3, the structural strength of the outer plate supporting plate 3 of the vehicle door is improved by utilizing the superposition welding between the outer plate supporting plate 3 and the first reinforcing plate 51, the two parts are welded with the inner plate 1 of the vehicle door after being welded into a whole, the upper part is welded with the outer plate reinforcing plate 2, the whole structural strength of the vehicle door assembly 100 is improved by mutual welding to better resist external impact force, the vehicle door outer plate and the inner plate are provided with favorable support and whole assembly structure reinforcement, the external side impact force can maximally resist yield deformation, and the middle and upper part of the vehicle door can be subjected to more favorable structure reinforcement and safety protection. Crashproof roof beam 4 will be original pipe structural style, change into the stronger "M" type finished piece structure of self atress structure, simultaneously at crashproof roof beam 4 inside second reinforcing plate 52 structure that increases a structure similarity, the two welds alone on door inner panel 1 after closing each other, lower part provides better structural performance intensity in can making door assembly 100, promote original crashproof roof beam 4 assembly structure side direction collision performance, reduce original crashproof roof beam 4 assembly part development quantity, solve a plurality of parts and weld the low problem of precision each other, provide better safety protection to driver and crew.

According to the vehicle door assembly 100 provided by the embodiment of the utility model, the original workpiece structure is optimally designed, and the strip type and step type workpiece structures of the outer plate reinforcing plate 2 are changed into the trapezoidal structure, so that the weak area of the original structure is reinforced. The product structure of the outer plate supporting plate 3 is changed from a structure in a shape like a Chinese character 'ji' into an M-shaped product structure, and meanwhile, a first reinforcing plate 51 with a similar structure is added in the outer plate supporting plate 3 to improve the strength of the door assembly 100 and the structure thereof to resist external impact force. The door anticollision roof beam 4 assembly is with original tubular beam structure, changes into the lateral collision and bears external force and resist stronger "M" type finished piece structure, increases a second reinforcing plate 52 structure that the structure is similar in inside simultaneously, effectively resists, absorbs, spreads to the external force that the lateral collision produced, plays better safety protection to driver and crew.

According to the vehicle provided by the embodiment of the utility model, the vehicle comprises the vehicle door assembly 100, the overall structure of the vehicle door inner outer plate reinforcing plate 2, the outer plate supporting plate 3 and the anti-collision beam 4 is optimized and reinforced, so that the overall structure performance and the lateral collision performance multiple of the vehicle door assembly 100 are improved, the damage of the lateral collision vehicle door inner reinforcing beam to a driver caused by deformation, depression and invasion is relieved, the overall structure performance of the vehicle door assembly 100 and the side collision safety protection of the driver can be effectively improved, and the use safety of the vehicle is further improved.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

In the description of the present invention, "a plurality" means two or more.

In the description of the utility model, "above", "over" and "above" a first feature in a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.

Other constructions and operations of the door assembly 100 and the vehicle according to the embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description herein, references to the description of the terms "some embodiments," "optionally," "further," or "some examples," etc., 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 utility model. In this specification, the schematic representations of the terms used above do not necessarily 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.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A vehicle door assembly, comprising:

a door inner panel (1);

the outer plate supporting plate (3) and the anti-collision beam (4) are arranged on the outer side of the vehicle door inner plate (1) along the longitudinal direction of the vehicle;

a reinforcing plate (5) is arranged between the vehicle door inner plate (1) and the outer plate supporting plate (3) and/or the anti-collision beam (4), and the reinforcing plate (5) comprises a first reinforcing plate (51) and a second reinforcing plate (52);

a first reinforcement plate (51), the first reinforcement plate (51) being provided between the outer panel support plate (3) and the door inner panel (1);

a second reinforcement panel (52), the second reinforcement panel (52) being provided between the impact beam (4) and the door inner panel (1).

2. The door assembly of claim 1, further comprising an outer panel reinforcement panel (2) disposed on the door inner panel, the outer panel reinforcement panel (2) comprising:

the lower part of the inner side plate is provided with a first flanging (21) which is abutted with the inner door panel (1);

and the outer side plate is arranged on one side, far away from the inner door plate (1), of the inner side plate, and a second flanging (22) abutted against the outer plate supporting plate (3) is formed at the lower part of the outer side plate.

3. The door assembly according to claim 2, wherein one side of the first reinforcement plate (51) is welded to the outer panel support plate (3), and the other side of the first reinforcement plate (51) is welded to the second flange (22).

4. A door assembly as claimed in claim 3, wherein the outer panel support panel and the first reinforcing panel (51) are each configured in a cross-section of an "M" fold line configuration with the openings of the "M" fold line configuration facing each other.

5. The door assembly according to claim 1 or 4, wherein third beads (31) are formed at upper and lower sides of the outer panel support plate (3), respectively, and fourth beads (511) welded to the third beads (31) are formed at upper and lower sides of the first reinforcing plate (51), respectively.

6. The door assembly according to claim 1, characterized in that the reinforcement panel (5) comprises a second reinforcement panel (52), the second reinforcement panel (52) being welded to a side of the impact beam (4) facing the door inner panel (1).

7. The door assembly of claim 6, wherein the impact beam (4) is plate-shaped, and the cross section of the impact beam (4) and the cross section of the second reinforcement plate (52) are both configured in an M-shaped broken line structure, and the openings of the M-shaped broken line structures of the impact beam and the second reinforcement plate are opposite.

8. The door assembly of claim 1 or 7, wherein the upper and lower sides of the impact beam (4) are respectively formed with fifth flanges (41), and the upper and lower sides of the second reinforcement panel (52) are respectively formed with sixth flanges (521) welded to the fifth flanges (41).

9. The door assembly of claim 1,

the length of the first reinforcing plate (51) is less than or equal to the length of the outer plate support plate (3);

the length of the second reinforcing plate (52) is less than or equal to the length of the impact beam (4).

10. A vehicle comprising a door assembly as claimed in any one of claims 1 to 9.

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