CN110654207A

CN110654207A - Door inner panel for vehicle door and vehicle door

Info

Publication number: CN110654207A
Application number: CN201810691945.0A
Authority: CN
Inventors: 徐执庸
Original assignee: Eastern Han New Energy Automotive Technology Co Ltd
Current assignee: Eastern Han New Energy Automotive Technology Co Ltd; Donghan New Energy Automotive Technology Co Ltd
Priority date: 2018-06-28
Filing date: 2018-06-28
Publication date: 2020-01-07

Abstract

The invention relates to the technical field of vehicle door manufacturing, and provides a door inner plate for a vehicle door. This door inner panel passes through the inner panel and supports the door planking, makes the intensity of door planking enough, need not set up a supporting beam in order to support the door planking to reduce part quantity and mould quantity, reduce the cost, can reduce automobile body weight moreover. The window edge is also not required to be provided with the inner window edge reinforcing plate and the outer window edge reinforcing plate, so that the number of parts and the number of dies are further reduced, the cost is reduced, and the weight of the automobile body is reduced.

Description

Door inner panel for vehicle door and vehicle door

Technical Field

The invention relates to the technical field of vehicle door manufacturing, in particular to a door inner plate for a vehicle door and the vehicle door provided with the door inner plate.

Background

At present, common door inner panel structures are basically classified into two types: a solid door inner panel and a modular door inner panel. Referring to FIG. 1, a schematic view of a prior art door construction is shown; the two types of the inner door plates 6 both form a cavity with the outer door plate 1; supporting beam parts for supporting the door outer plate 1 are arranged in the cavity so as to enhance the dent resistance of the door outer plate 1; there is also provided glass 4 and a glass lifting device, an inner plate, etc.

Because the inner door plate 6 and the outer door plate 1 of the vehicle door are both sheet metal stamping parts with the thickness of 0.7mm, the inner door plate 6 and the outer door plate 1 need to be respectively reinforced after a cavity is formed, particularly the outer door plate 1 is easy to collide, the outer door plate 1 needs to be reinforced, and a support beam is arranged in the prior art to support the outer door plate 1; for the window edge, an inner window edge reinforcing plate 3 and an outer window edge reinforcing plate 2 are required to be added, and an adhesive part 5 is bonded between the outer window edge reinforcing plate 2 and the door outer plate 1; therefore, the parts of the door assembly are complicated, each part needs to be opened, and the cost of the mold is very high.

The above information disclosed in this background section is only for enhancement of understanding of the background of the invention and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

Disclosure of Invention

The present invention is directed to overcome the above-mentioned insufficient strength of the prior art door outer panel, and to provide a door inner panel for a vehicle door capable of supporting the door outer panel.

Additional aspects and advantages of the invention 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 invention.

According to one aspect of the present disclosure, there is provided a door inner panel for a vehicle door, installed inside a door outer panel of the vehicle door, comprising:

a door frame;

and the inner plate is arranged in the door frame and is sunken towards one side of the outer door plate, so that at least part of the inner plate can be attached to the outer door plate to support the outer door plate.

In an exemplary embodiment of the present disclosure, at least one reinforcement structure is provided on the inner panel.

In an exemplary embodiment of the present disclosure, the reinforcing structure is one or more of an elongated protrusion and an elongated depression.

In an exemplary embodiment of the present disclosure, a plurality of window grooves recessed toward one side of the door outer panel are provided at a window edge of the inner panel.

In an exemplary embodiment of the present disclosure, the door frame includes:

the annular inner plate is connected with the inner plate and is bent towards one side far away from the door outer plate;

the annular outer plate is arranged opposite to the annular inner plate and sleeved outside the annular inner plate;

and the annular connecting plate is connected with the annular inner plate and the annular outer plate and is positioned on one side of the annular inner plate, which is far away from the inner plate.

According to an aspect of the present disclosure, there is provided a vehicle door including a door outer panel, the vehicle door further including:

the door inner panel for a vehicle door according to any one of the above.

In an exemplary embodiment of the present disclosure, the vehicle door further includes:

the first connecting part is used for connecting the inner plate groove and the door outer plate.

In an exemplary embodiment of the present disclosure, a plurality of window grooves recessed to one side of the door outer panel are provided at a window edge of the inner panel, and the vehicle door further includes:

and the second connecting part is used for connecting the window groove with the window edge of the door outer plate.

In an exemplary embodiment of the present disclosure, a hinge is installed at one side of the door frame connected to a vehicle body, and the door further includes:

and the hinge reinforcing plate is arranged at the position for installing the hinge in the door frame.

In an exemplary embodiment of the present disclosure, a door lock is installed at an opposite side of the door frame to which the hinge is installed, and the door further includes:

the door lock reinforcing plate is arranged at the position where the door lock is arranged in the door frame.

and the integrated inner plate is arranged on one side of the door inner plate for the vehicle door, which is far away from the door outer plate, and forms an accommodating space with the door inner plate for the vehicle door.

According to the technical scheme, the invention has at least one of the following advantages and positive effects:

the door inner plate for the vehicle door comprises a door frame, wherein an inner plate is arranged in the door frame, and the inner plate is sunken towards one side of the door outer plate, so that part of the inner plate can be attached to the door outer plate to support the door outer plate. On the one hand, support the door planking through the inner panel, make the intensity of door planking enough, need not set up a supporting beam in order to support the door planking to reduce part quantity and mould quantity, reduce the cost, can reduce automobile body weight moreover. On the other hand, need not also set up interior window along reinforcing plate and outer window along the reinforcing plate at window edge department, further reduce part quantity and mould quantity, reduce cost, reduce automobile body weight.

Drawings

The above and other features and advantages of the present invention will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings.

FIG. 1 is a schematic view of a prior art vehicle door construction;

FIG. 2 is a schematic structural view of an exemplary embodiment of a door inner panel for a vehicle door of the present invention;

FIG. 3 is a schematic structural view of an exemplary embodiment of the vehicle door of the present invention;

FIG. 4 is a schematic cross-sectional view of FIG. 3 taken in cross-section from the door lock side to the hinge side;

FIG. 5 is an enlarged partial schematic view of the portion indicated by I in FIG. 4;

the reference numerals of the main elements in the figures are explained as follows:

1. an outer door panel; 2. an outer window edge stiffener; 3. an inner window edge stiffener; 4. glass; 5. a viscose part;

6. a door inner panel; 61. an annular inner plate; 62. an annular outer plate; 63. an annular connecting plate; 64. an inner plate; 65. a protrusion; 66. a recessed portion; 67. a window recess;

7. a first connection portion; 8. a second connecting portion; 9. a door lock reinforcing plate; 10. a hinge reinforcement plate; 11. an inner plate is integrated.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.

The present invention first provides a door inner panel 6 for a vehicle door, referring to a schematic structural view of an example embodiment of the door inner panel 6 for a vehicle door of the present invention shown in fig. 2; the door inner panel 6 may include a door frame, an inner panel 64, and the like, the inner panel 64 is disposed in the door frame and recessed toward the door outer panel 1 side so that at least a portion of the inner panel 64 can be attached to the door outer panel 1 to support the door outer panel 1.

In the present exemplary embodiment, the door frame may include an annular inner plate 61, an annular outer plate 62, an annular connecting plate 63, and the like.

Specifically, the annular outer panel 62 may be provided in a closed loop shape, and a specific shape may be provided in a shape adapted to the door frame so that the annular outer panel 62 can be fitted to the door frame. The annular outer plate 62 is disposed substantially perpendicular to the inner plate 64, but is not connected to the inner plate 64. The annular outer plate 62 is sleeved outside the annular inner plate 61 and is arranged substantially opposite to the annular inner plate 61.

The inner annular plate 61 may be formed in a closed annular shape, and the inner annular plate 61 is connected to the inner plate 64 and bent to a side away from the door outer plate. In the present exemplary embodiment, the inner annular plate 61 is disposed substantially perpendicular to the inner plate 64, i.e., the angle of bend connection between the inner annular plate 61 and the inner plate 64 is substantially 90 degrees.

An annular connecting plate 63 is connected between the annular inner plate 61 and the annular outer plate 62, and the annular connecting plate 63 is positioned on the side of the annular inner plate 61 away from the inner plate 64, so that the inner plate 64 is recessed toward the door outer plate side relative to the door frame. The door frame is provided with a cross section perpendicular to the inner panel 64 in a substantially n-shape, and the door frame can increase the rigidity of the entire door inner panel 6. The ring-shaped outer panel 62 may be connected to the door outer panel 1 to form a closed structure on the exterior of the door.

Because the door inner panel 6 is a sheet metal stamping part, the joint of the annular inner panel 61 and the inner panel 64 is in smooth transition, namely the joint of the annular inner panel 61 and the inner panel 64 is provided with a round chamfer; the joint of the annular inner plate 61 and the annular connecting plate 63 is in smooth transition, namely the joint of the annular inner plate 61 and the annular connecting plate 63 is also provided with a round chamfer; the junction of the annular outer plate 62 and the annular connecting plate 63 is also in smooth transition, that is, the junction of the annular outer plate 62 and the annular connecting plate 63 is also provided with a round chamfer.

In the present exemplary embodiment, the inner panel 64 is located at the middle-lower portion of the door frame, a part of the space is reserved between the inner panel 64 and the upper portion of the door frame, the window of the door can be provided with the glass 4, a part of the space is also reserved between the inner panel 64 and the upper portion of the door frame, and a plurality of mounting holes for mounting the integrated inner panel 11 are provided on the periphery of the inner side of the door frame.

At least one reinforcement structure is provided on the inner panel 64. In the present exemplary embodiment, the reinforcing structures are elongated projections 65 and elongated recesses 66. Specifically, three elongated recesses 66 and two elongated protrusions 65 are provided on the inner plate 64, and the recesses 66 and the protrusions 65 are provided at intervals. The recessed portion 66 and the protruding portion 65 are both provided in a shape that is wider at one end and narrower at the other end, and the recessed portion 66 and the protruding portion 65 are both smoothly transitionally connected with the inner plate 64. Of course, the reinforcing structure may be provided with the protruding portion 65 and the recessed portion 66 in various shapes such as a circular truncated cone shape, an arc shape, and the like; only the projection 65 may be provided; it is also possible to provide only the recess 66.

The plurality of depressions 66 are substantially identical in construction, except for differing lengths or widths. The following description will be given taking one recess 66 as an example: the recess 66 may include a bottom wall and a side wall connecting the bottom wall and the inner plate 64. The bottom wall is arranged to be a strip shape with a wider end and a narrower end, the side walls are obliquely connected between the bottom wall and the inner plate 64, and the bottom wall and the side walls are also in smooth transition connection.

The plurality of tabs 65 are substantially identical in configuration, except for differing lengths or widths. The following description will be given taking one protrusion 65 as an example: the tab 65 may include a top wall, and a side wall connecting the top wall and the inner plate 64. The top wall is arranged into a strip shape with a wider end and a narrower end, the side walls are obliquely connected between the top wall and the inner plate 64, and the top wall and the side walls are also in smooth transition connection.

In the present exemplary embodiment, the plurality of recesses 66 and the plurality of protrusions 65 extend in the same direction, and each extend in the lateral direction. Of course, it will be understood by those skilled in the art that a plurality of depressions 66 and a plurality of protrusions 65 may also extend downwardly from the window side.

A plurality of window grooves 67 recessed toward the door outer panel 1 side are provided at the window edge of the inner panel 64. In the present exemplary embodiment, a plurality of window grooves 67 are arranged in a line at the window edge of the inner panel 64. The window groove 67 may be provided in a rectangular shape. The window recess 67 may also include a bottom wall and a side wall connecting the bottom wall and the inner plate 64. The window groove 67 extends to the edge of the inner plate 64 such that one side of the window groove 67 has no side wall.

Further, the present invention also provides a vehicle door, which may include an outer door panel 1, an inner door panel 6, and the like, with reference to the schematic structural view of an exemplary embodiment of the vehicle door of the present invention shown in fig. 3. The door outer plate 1 is attached to the door frame of the door inner plate 6. The specific structure of the door inner panel 6 has been described in detail above, and therefore, will not be described in detail here.

In the present exemplary embodiment, the door outer panel 1 is provided in a shape that conforms to the door frame. The door outer panel 1 may be a sheet metal stamping.

The door may further comprise a first connection portion 7, and the first connection portion 7 may be used to bond at least part of the inner panel 64 to the door outer panel 1 to attach at least part of the inner panel 64 to the door outer panel 1. In the present exemplary embodiment, the first connecting portion 7 is bonded between the elongated recessed portion 66 on the inner panel 64 and the door outer panel 1. The first connecting portion 7 may be an expandable rubber, which is an expandable tape or sheet for automobiles using synthetic rubber and resin as a base material. Has excellent oil surface adhesion, operability, high expansion rate, filling property, elasticity and good adhesion. The inner panel 64 is bonded to the door outer panel 1 by the first connecting portion 7, thereby further improving the strength of the door outer panel 1. Of course, in the case where the recess 66 is not provided on the inner panel 64, the first connecting portion 7 may be located anywhere between the inner panel 64 and the door outer panel 1 as long as the mounting of the remaining components is not affected.

In the case where a plurality of window grooves 67 recessed toward the door outer panel 1 side are provided at the window edge of the inner panel 64, as shown in fig. 5, the door may further include a second connection portion 8, and the second connection portion 8 may be used to bond the window grooves 67 and the door outer panel 1. The window groove 67 is bonded to the door outer panel 1 by the second connecting portion 8, and the strength of the window edge of the door outer panel 1 is further improved. Of course, in the case where the window groove 67 is not provided on the inner panel 64, the second connecting portion 8 may be located between the window edge of the inner panel 64 and the window edge of the door outer panel 1.

In the present exemplary embodiment, a door lock is attached to a side where the door opens and closes with the vehicle body, and the door lock is attached to a side where the door frame opens and closes with the vehicle body. The door may further include a door-lock reinforcing plate 9, as shown in fig. 4, and the door-lock reinforcing plate 9 may be provided in the door frame at a position where the door lock is installed, and thus, the length of the door-lock reinforcing plate 9 is short. The door lock reinforcing plate 9 can be attached to the door frame to increase the strength of the door frame and enable the installed door lock to be firm. The sectional shape of the door lock reinforcing plate 9 is basically consistent with that of the door frame, and the door lock reinforcing plate can be arranged in an n shape, one side, close to the inner plate 64, of the door lock reinforcing plate 9 is also connected with a connecting plate, and the connecting plate is attached to the inner plate 64 so as to increase the installation strength of the door lock reinforcing plate 9.

In the present exemplary embodiment, a hinge is installed at a side of the door connected to the vehicle body, and the hinge is installed at a side of the door frame connected to the vehicle body, generally, an opposite side of the door lock. The door may further include a hinge reinforcement plate 10, and the hinge reinforcement plate 10 may be provided at a position where the hinge is installed in the door frame, so that the length of the hinge reinforcement plate 10 is short. The hinge reinforcing plate 10 can be attached to the door frame to increase the strength of the door frame and make the installed hinge more firm. The hinge reinforcing plate 10 comprises a first reinforcing plate attached to the annular connecting plate 63 and a second reinforcing plate attached to the annular outer plate 62, the first reinforcing plate and the second reinforcing plate are connected in a bent mode, and a third reinforcing plate is further connected to one side, far away from the inner plate 64, of the second reinforcing plate in a bent mode.

In the present exemplary embodiment, the vehicle door may further include an integrated inner panel 11, as shown in fig. 3, the integrated inner panel 11 may be disposed on a side of the door inner panel 6 away from the door outer panel 1, and forms an accommodating space with the door inner panel 6. In the accommodation space, the glass 4 and the glass-lifting device, etc. can be installed. The integrated inner panel 11 is made of synthetic plastic, further reducing the weight of the vehicle door.

The vehicle door can be used for eliminating an inner window edge reinforcing plate 3, an outer window edge reinforcing plate 2, an auxiliary anti-collision beam of a door outer plate 1 and the like. Counting: compared with the prior art, the weight of the vehicle door is reduced by about 3kg, the weight of the whole vehicle is reduced by about 12kg by taking the example that one vehicle needs four vehicle doors as an example, and in addition, the cost of a die for the parts can be saved by about 300 ten thousand for the whole vehicle. Therefore, on the basis of ensuring the strength of the vehicle door, the purposes of reducing cost and weight are achieved.

The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments, and the features discussed in connection with the embodiments are interchangeable, if possible. In the above description, numerous specific details are provided to give a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details, or with other methods, components, materials, and so forth. In other instances, well-known structures, materials, or operations are not shown or described in detail to avoid obscuring aspects of the invention.

The terms "about" and "approximately" as used herein generally mean within 20%, preferably within 10%, and more preferably within 5% of a given value or range. The amounts given herein are approximate, meaning that the meaning of "about", "approximately" or "approximately" may still be implied without specific recitation.

Although relative terms, such as "upper" and "lower," may be used in this specification to describe one element of an icon relative to another, these terms are used in this specification for convenience only, e.g., in accordance with the orientation of the examples described in the figures. It will be appreciated that if the device of the icon were turned upside down, the element described as "upper" would become the element "lower". Other relative terms, such as "high", "low", "top", "bottom", and the like, are also intended to have similar meanings. When a structure is "on" another structure, it may mean that the structure is integrally formed with the other structure, or that the structure is "directly" disposed on the other structure, or that the structure is "indirectly" disposed on the other structure via another structure.

In this specification, the terms "a", "an", "the", "said" and "at least one" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising," "including," and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc.; the terms "first," "second," and "third," etc. are used merely as labels, and are not limiting on the number of their objects.

It is to be understood that the invention is not limited in its application to the details of construction and the arrangement of components set forth in the description. The invention is capable of other embodiments and of being practiced and carried out in various ways. The foregoing variations and modifications fall within the scope of the present invention. It will be understood that the invention disclosed and defined in this specification extends to all alternative combinations of two or more of the individual features mentioned or evident from the text and/or drawings. All of these different combinations constitute alternative aspects of the present invention. The embodiments described in this specification illustrate the best mode known for carrying out the invention and will enable those skilled in the art to utilize the invention.

Claims

1. A door inner panel for a vehicle door, mounted inside a door outer panel of the vehicle door, comprising:

a door frame;

2. A door inner panel for a vehicle door according to claim 1, wherein at least one reinforcement structure is provided on the inner panel.

3. The door inner panel for a vehicle door according to claim 2, wherein the reinforcement structure is one or more of an elongated projection and an elongated recess.

4. The door inner panel for a vehicle door according to claim 1, wherein a plurality of window grooves recessed to one side of the door outer panel are provided at a window edge of the inner panel.

5. The door inner panel for a vehicle door according to claim 1, wherein the door frame includes:

6. A vehicle door comprising an outer door panel, characterized in that the vehicle door further comprises:

the door inner panel for a vehicle door as claimed in any one of claims 1 to 5.

7. The vehicle door of claim 6, further comprising:

8. The door as claimed in claim 6, wherein a plurality of window grooves are provided at a window edge of the inner panel to be depressed toward one side of the door outer panel, the door further comprising:

9. The vehicle door of claim 6, wherein a hinge is installed at a side of the door frame connected to the vehicle body, the vehicle door further comprising:

10. The vehicle door of claim 9, wherein a door lock is mounted to an opposite side of the door frame to which the hinge is mounted, the vehicle door further comprising:

11. The vehicle door of claim 6, further comprising: