CN116811542A - Vehicle door assembly, assembly method thereof and vehicle comprising same - Google Patents

Abstract

The invention relates to a vehicle door assembly, an assembly method thereof and a vehicle comprising the same. The door assembly includes: a door inner panel, a door outer panel, and at least one reinforcement beam, an edge of the door inner panel being connected to an edge of the door outer panel, the door outer panel being provided with an outer panel handle opening, the at least one reinforcement beam being secured to the door inner panel between the door inner panel and the door outer panel; and a handle assembly secured to the door inner panel and the at least one reinforcement beam by a plate bracket configured to be unattached to the door outer panel and such that an outer end of the handle assembly is flush with an outer side of the door outer panel through the outer panel handle opening. In the door assembly according to the present invention, the door outer panel is not deformed by the installation of the panel bracket, and thus good sensory quality of the vehicle body is ensured.

Description

Vehicle door assembly and method of assembling same and vehicle including same

Technical field

The present invention relates generally to the field of vehicle manufacturing, and more particularly to a vehicle door assembly. Furthermore, the invention also relates to a method of assembling such a door assembly and to a vehicle including such a door assembly.

Background technique

The handle assembly used to open the door from the outside of the vehicle is generally installed on the door structure through a plate-shaped bracket fixed between the door outer panel and the door inner panel. In order to ensure the aesthetics of the vehicle body structure, the outer end of the handle assembly (ie, the surface of the handle bar facing the exterior of the vehicle) is usually designed to be flush with the outside of the door outer panel.

Figure 1 is an outside schematic view of a vehicle door assembly in the prior art. As shown in Figure 1, the door assembly includes: a door inner panel 1, a door outer panel 2 (not shown in Figure 1), and a plurality of reinforcing beams (the first reinforcing beam as shown in the figure) fixed to the outside of the door inner panel 1. 41. The second reinforcing beam 42 and the third reinforcing beam 43 connecting the first reinforcing beam 41 and the second reinforcing beam 42), and the handle assembly (not shown in the figure) fastened to the inside of the door outer panel 2 through the plate-shaped bracket 3 show).

2A to 2C are schematic diagrams of the assembly steps of the plate bracket 3 and the door outer panel 2 in the door assembly shown in FIG. 1 . First, as shown in Figure 2A, three studs 5 are pasted at specific positions on the inside of the door outer panel 2; then, a plate-shaped bracket 3 as shown in Figure 2B is provided. The plate-shaped bracket 3 is provided with a handle for extending out. The bracket handle opening 31 of the handle bar of the assembly, the four first holes 32 for fixing the handle assembly and the three second holes 33 for the passage of these studs 5; then, as shown in Figure 2C, on the plate A plurality of positions 35 on the bracket 3 adjacent to each second hole 33 are coated with structural glue, and each stud 5 is passed through the corresponding second hole 33 to attach the plate bracket 3 with structural glue. It is pasted and screwed to the inside of the door outer panel 2 so that the bracket handle opening 31 of the plate-shaped bracket 3 is aligned with the outer panel handle opening 21 of the door outer panel 2 . In addition, as shown in FIG. 1 , shock-absorbing glue can be arranged between the upper edge position 341 of the plate-like bracket 3 and the first reinforcing beam 41 and between the side edge position 342 of the plate-like bracket 3 and the third reinforcing beam 43 .

The disadvantage of this connection method of fastening the plate bracket 3 to the door outer panel 2 through studs 5 and structural glue is that the adhesive strength of the studs 5 and the structural glue used to attach the plate bracket 3 are both weak. Larger, it brings greater force to the door outer panel 2 and causes the door outer panel 2 to deform, which will affect the sensory quality of the car body.

Contents of the invention

The object of the present invention is to provide a vehicle door assembly to overcome the above-mentioned shortcomings in the prior art. That is to say, in the vehicle door assembly according to the present invention, the door outer panel will not be deformed due to the installation of the plate bracket, thus ensuring good sensory quality of the vehicle body.

To this end, a first aspect of the present invention provides a vehicle door assembly, which includes: an inner door panel, an outer door panel, and at least one reinforcing beam. The edges of the inner door panel and the edges of the outer door panel are connection, the door outer panel is provided with an outer panel handle opening, the at least one reinforcing beam is fixed to the door inner panel between the door inner panel and the door outer panel; and a handle assembly, the handle assembly Fastened to the door inner panel and at least one reinforcing beam by a plate-shaped bracket configured not to be connected to the door outer panel and allowing the outer end of the handle assembly to pass through the outer panel handle The opening is flush with the outside of the door outer panel.

According to an optional embodiment of the present invention, the plate-like bracket is provided with a bracket handle opening aligned with the outer plate handle opening, the handle assembly is fixed to the inner side of the plate-like bracket, and the plate-like bracket is configured Such that the outer end of the handle assembly passes through the bracket handle opening and the outer panel handle opening is flush with the outside of the door outer panel.

According to an optional embodiment of the present invention, the plate-shaped bracket includes at least one inner panel connecting portion and at least one reinforcing beam connecting portion adjacent to its edge and fastened to the door inner panel and at least one reinforcing beam, respectively.

According to an optional embodiment of the present invention, the at least one inner panel connection part and the at least one reinforcing beam connection part are respectively pasted to the door inner panel and the at least one reinforcing beam through structural glue.

According to an optional embodiment of the present invention, the plate-shaped bracket includes two inner plate connecting portions protruding from its corner positions.

According to an optional embodiment of the present invention, the at least one reinforcing beam includes: a first reinforcing beam fixed to the waist position of the door inner panel and extending horizontally; a first reinforcing beam fixed to the bottom position of the door inner panel and relative to the horizontal The second reinforcing beam extends obliquely in the direction, and the third reinforcing beam connects the center position of the first reinforcing beam and the center position of the second reinforcing beam, and the plate-shaped bracket includes a plate-shaped bracket that is fastened to The two reinforcing beam connecting parts of the first reinforcing beam and the third reinforcing beam.

A second aspect of the invention provides a vehicle comprising a door assembly according to the first aspect of the invention.

A third aspect of the present invention provides an assembly method of the vehicle door assembly according to the first aspect of the present invention, the assembly method sequentially including the following steps: A) fixing the at least one reinforcing beam to the vehicle door inner panel; B) fastening the handle assembly to the inner door panel and at least one reinforcing beam through the plate bracket; and C) connecting the edge of the inner door panel to the edge of the outer door panel.

According to an optional embodiment of the present invention, step C) includes wrapping and pasting the edge of the outer door panel to the edge of the inner door panel.

Compared with the prior art, the door assembly according to the present invention has multiple beneficial effects, in particular: the present invention proposes to change the installation method of the plate-shaped bracket, which is fastened to the door inner panel and the door inner panel. The reinforcing beam is not connected to the door outer panel. That is to say, the handle bar arrangement area on the door outer panel is not connected to the plate-shaped bracket and the door inner panel, thus avoiding causing large force to the door outer panel. The deformation of the door outer panel ensures good body sensory quality; in addition, the plate-like bracket itself has a simple structure, convenient installation steps, and low economic cost. Therefore, the door assembly of the present invention can be used in various types of vehicles. widely used in.

Description of the drawings

Other features and advantages of the present invention will be better understood from the following detailed description of the preferred embodiments in conjunction with the accompanying drawings. In the drawings, the same reference numbers refer to the same or similar components.

Figure 1 is an outside schematic view of a vehicle door assembly in the prior art, in which the door outer panel is omitted for convenience of display;

Figures 2A to 2C are schematic diagrams of the assembly steps of the plate bracket and the door outer panel in the door assembly shown in Figure 1;

Figure 3 is an outside schematic view of an embodiment of a door assembly according to the present invention, in which the door outer panel is omitted for convenience of display;

Figure 4A is an outer schematic view of the plate bracket in the door assembly shown in Figure 3; and

FIG. 4B is an inner schematic view of the plate bracket in the door assembly shown in FIG. 3 .

It should be understood that the above drawings are not only used to explain the present invention, but also help to define the present invention when necessary.

Detailed ways

The implementation and use of specific embodiments are discussed in detail below. It should be understood, however, that the specific embodiments discussed are merely illustrative of specific ways to make and use the invention and do not limit the scope of the invention.

In this specification, when describing the structural position of each component, directional expressions such as "upper", "lower", "top", and "bottom" are not absolute but relative. These directional representations are appropriate when the components are arranged as shown in the figures, but when the position of the components in the figures is changed, these directional representations will change accordingly.

Furthermore, in this specification, “inside” and “outside” are both defined with reference to the interior and exterior directions of the vehicle. For example, “inside” refers to the side facing the inside of the vehicle, and “outside” refers to the side facing outside the vehicle. In the drawings, the X direction represents the longitudinal direction of the vehicle, the Y direction represents the transverse direction of the vehicle, and the Z direction represents the vertical direction of the vehicle.

Fig. 3 is an outside schematic view of an embodiment of a vehicle door assembly according to the present invention. As shown in Figure 3, the vehicle door assembly according to the present invention includes: an inner door panel 1, an outer door panel 2 (not shown in Figure 3, refer to the door outer panel provided with the outer panel handle opening 21 shown in Figures 2A and 2C Plate 2), at least one (preferably multiple) reinforcing beams, and a handle assembly (not shown in the figure) fixed by a plate-shaped bracket 3.

The at least one reinforcing beam is fixed to the door inner panel 1 between the door inner panel 1 and the door outer panel 2 , and includes, for example: a first reinforcing beam 41 fixed to a waist position of the door inner panel 1 and extending substantially horizontally; The second reinforcing beam 42 extends to the bottom position of the door inner panel 1 and extends obliquely with respect to the horizontal direction, and connects the approximate center position of the first reinforcing beam 41 and the approximate center position of the second reinforcing beam 42 and extends substantially vertically. The third reinforcing beam 43. These reinforcing beams are fixed to the outside of the door inner panel 1 , for example by welding, and shock-absorbing glue may be arranged between these reinforcing beams and the inside of the door outer panel 2 . It should be understood that "shock-absorbing glue" is only a kind of shock-absorbing component rather than a connecting component or a fixing component, and it mainly plays the role of shock-absorbing and buffering.

FIG. 4A is an outer schematic view of the plate-like bracket 3 in the vehicle door assembly shown in FIG. 3 , and FIG. 4B is an inner schematic view of the plate-like bracket 3 in the vehicle door assembly shown in FIG. 3 . As shown in Figures 4A and 4B, the plate-shaped bracket 3 is provided with a bracket handle opening 31 for aligning with the outer plate handle opening 21 to extend the handle rod of the handle assembly, and is provided with four first holes for fixing the handle assembly. Hole 32. The handle assembly is fixed to the inside of the plate-shaped bracket 3 by screws passing through these first holes 32 .

It can be understood that the handle assembly (not shown) includes, for example, a handle support fixed to the plate-shaped bracket 3 and a handle rod and a rotating shaft assembled on the handle support. The handle rod passes through the bracket handle opening 31 and the outer panel handle opening 21 from the vehicle. Visible from the outside, the door is opened by pulling the handle lever and rotating it around the pivot.

In order to avoid the deformation of the door outer panel 2 due to the installation of the plate bracket 3, the present invention proposes to change the installation method of the plate bracket 3, that is, the plate bracket 3 is fastened to the door inner panel 1 and the door inner panel 1 At least one reinforcing beam on the vehicle door outer panel 2 is not connected. That is, the handle assembly is fastened to the door inner panel 1 and at least one reinforcing beam through the plate-shaped bracket 3, and enables the outer end of the handle assembly (ie, the surface of the handle bar facing the outside of the vehicle) to pass through the mutually aligned The bracket handle opening 31 and the outer panel handle opening 21 are flush with the outside of the door outer panel 2 .

More specifically, the plate-shaped bracket 3 includes at least one inner panel connecting portion 36 and at least one reinforcing beam connecting portion adjacent its edge and intended to be fastened to the door inner panel 1 and at least one reinforcing beam, respectively. As a non-limiting example, at least one inner panel connecting portion 36 and at least one reinforcing beam connecting portion are respectively adhered to the door inner panel 1 and the at least one reinforcing beam through structural glue.

For example, as shown in Figures 3, 4A and 4B, the plate-shaped bracket 3 includes two inner plate connecting portions 36 respectively protruding from its upper and lower corner positions. The two inner plate connecting portions 36 can, for example, face toward The door inner panel 1 is slightly bent to be adhered to the door inner panel 1 by applying structural glue. It can be understood that the number and position of the inner panel connecting portions 36 are not limiting and can be determined according to the actual structure of the plate bracket 3 and the door inner panel 1 .

For example, as shown in FIG. 3 , the plate-shaped bracket 3 includes a first reinforcing beam connecting portion 371 adjacent to its upper edge and a second reinforcing beam connecting portion 372 adjacent to its side edge. The first reinforcing beam connecting portion 371 The second reinforcing beam connecting portion 372 is adhered to the first reinforcing beam 41 and the third reinforcing beam 43 respectively by applying structural glue. It can be understood that the number and position of the reinforcing beam connecting parts are not limiting and can be determined according to the actual structure of the plate bracket 3 and the reinforcing beam.

When assembling the door assembly, first, fix the first reinforcing beam 41, the second reinforcing beam 42 and the third reinforcing beam 43 to the outside of the door inner panel 1; then, fix the handle assembly to the plate-shaped bracket 3, and pass Structural glue sticks the plate-shaped bracket 3 with the handle assembly to the door inner panel 1, the first reinforcing beam 41 and the third reinforcing beam 43 to achieve the fastening of the handle assembly on the door inner panel 1 and these reinforcing beams; Finally, the edge of the inner door panel 1 is connected to the edge of the outer door panel 2. For example, the edge of the outer door panel 2 is wrapped and pasted to the edge of the inner door panel 1 through a wrapping device to complete the entire door assembly. assembly.

Therefore, in the vehicle door assembly according to the present invention, the handle bar arrangement area on the door outer panel 2 is not connected to the plate-shaped bracket 3 and the door inner panel 1 , thus avoiding causing large force to the door outer panel 2 and causing the door outer panel 2 to collapse. This causes the door outer panel 2 to be deformed, thereby ensuring good body sensory quality.

The technical content and technical features of the present invention have been disclosed above. However, it can be understood that under the creative thinking of the present invention, those skilled in the art can make various changes and improvements to the above disclosed concepts, but they all fall within the protection scope of the present invention. .

The description of the above embodiments is illustrative rather than restrictive, and the scope of protection of the present invention is determined by the claims.

Claims (9)

1. A vehicle door assembly, characterized in that the vehicle door assembly includes: The inner door panel (1), the outer door panel (2) and at least one reinforcing beam. The edge of the inner door panel (1) is connected to the edge of the outer door panel (2). The outer door panel (2) An outer panel handle opening (21) is provided, and the at least one reinforcing beam is fixed to the inner door panel (1) between the inner door panel (1) and the outer door panel (2); and Handle assembly, the handle assembly is fastened to the door inner panel (1) and at least one reinforcing beam through a plate-like bracket (3), the plate-like bracket (3) is configured not to engage with the door outer panel (2) ) is connected, and the outer end of the handle assembly passes through the outer panel handle opening (21) and is flush with the outside of the door outer panel (2). 2. The vehicle door assembly according to claim 1, characterized in that the plate-shaped bracket (3) is provided with a bracket handle opening (31) aligned with the outer panel handle opening (21), and the handle assembly is fixed to the inside of the plate bracket (3), and the plate bracket (3) is configured such that the outer end of the handle assembly passes through the bracket handle opening (31) and the outer plate handle opening (21 ) is flush with the outside of the door outer panel (2). 3. The vehicle door assembly according to claim 1, characterized in that the plate-shaped bracket (3) includes at least one adjacent its edge and fastened to the door inner panel (1) and at least one reinforcing beam respectively. An inner panel connection (36) and at least one reinforcing beam connection. 4. The vehicle door assembly according to claim 3, characterized in that the at least one inner panel connecting portion (36) and the at least one reinforcing beam connecting portion are respectively pasted to the door inner panel (1) through structural glue. ) and at least one reinforcing beam. 5. The vehicle door assembly according to claim 3, characterized in that the plate-shaped bracket (3) includes two inner panel connecting portions (36) protruding from its corner positions. 6. The vehicle door assembly according to claim 3, characterized in that the at least one reinforcing beam includes: a first reinforcing beam (41) fixed to the waist position of the door inner panel (1) and extending horizontally, a fixed A second reinforcing beam (42) extends to the bottom of the door inner panel (1) and extends obliquely with respect to the horizontal direction, and connects the center position of the first reinforcing beam (41) with the second reinforcing beam ( 42), and the plate-shaped bracket (3) includes a third reinforcing beam (43) that is fastened to the first reinforcing beam (41) and the third reinforcing beam (43) respectively. The connection between the two reinforcing beams. 7. A vehicle, characterized in that the vehicle includes the door assembly according to any one of claims 1 to 6. 8. A method of assembling a vehicle door assembly according to any one of claims 1 to 6, characterized in that the assembly method includes the following steps in sequence: A) Fix the at least one reinforcing beam to the door inner panel (1); B) fasten the handle assembly to the door inner panel (1) and at least one reinforcing beam through the plate bracket (3); and C) Connect the edge of the door inner panel (1) to the edge of the door outer panel (2). 9. The assembly method according to claim 8, wherein step C) includes wrapping and pasting the edge of the door outer panel (2) to the edge of the door inner panel (1).