CN211918340U - Back door and vehicle - Google Patents
Back door and vehicle Download PDFInfo
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- CN211918340U CN211918340U CN201922320781.3U CN201922320781U CN211918340U CN 211918340 U CN211918340 U CN 211918340U CN 201922320781 U CN201922320781 U CN 201922320781U CN 211918340 U CN211918340 U CN 211918340U
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- hinge
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- inner panel
- back door
- nut
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Abstract
The utility model relates to a back door and vehicle, wherein back door inner panel, set up in the hinge of inner panel one side and set up in the hinge reinforcing plate of inner panel opposite side, the hinge, inner panel and hinge reinforcing plate pass through the connecting piece and install together, be formed with cavity structure between inner panel and the hinge reinforcing plate in mounting point position department and pass through above-mentioned technical scheme, can improve the structural rigidity in mounting point position department, cavity structure provides sufficient space for the flow of electrophoresis liquid in addition, is favorable to improving the electrophoresis quality.
Description
Technical Field
The disclosure relates to the technical field of vehicle manufacturing, in particular to a back door and a vehicle.
Background
In order to ensure that the vehicle back door has good strength and rigidity, the hinge reinforcing plate structure needs to be welded on the inner plate of the back door, and nuts are usually welded on the hinge reinforcing plate so as to be capable of installing the whole hinge reinforcing plate structure together through bolts.
The hinge installation surface usually has the bolt demand of tightening, and the joint state need be made with the inner panel to the hinge reinforcing plate, and this kind of structure leads to the rigidity of mounting point position lower, receives external impact and warp easily. Meanwhile, the hinge reinforcing plate is attached to the inner plate, so that electrophoresis liquid is not easy to pass through, and the corrosion resistance of the hinge reinforcing plate structure is affected. In addition, due to the limitation of the thickness of the vehicle door, the welding surface area of the hinge reinforcing plate and the nut is small, the welding operable space is small, and the welding is difficult. The welding surface of the nut is the hinge installation surface, if the welding operability space is insufficient, the welding surface is easy to generate defects, the hinge installation surface is not smooth, and the installation effect of the hinge is affected.
SUMMERY OF THE UTILITY MODEL
The first purpose of the disclosure is to provide a back door, so as to solve the problem of poor rigidity of mounting points of a back door hinge reinforcing plate structure in the related art.
In order to achieve the above object, the present disclosure provides a back door, including an inner plate, a hinge disposed at one side of the inner plate, and a hinge reinforcement plate disposed at the other side of the inner plate, wherein the hinge, the inner plate, and the hinge reinforcement plate are mounted together by a connector, and a cavity structure is formed between the inner plate and the hinge reinforcement plate at a mounting point position
Optionally, the connecting member includes a first connecting member corresponding to a mounting point position of the hinge, the first connecting member being disposed between and connected to the inner panel and the hinge reinforcement panel, the first connecting member separating the inner panel and the hinge reinforcement panel to form the cavity structure at the mounting point position between the inner panel and the hinge reinforcement panel.
Optionally, the first connecting member is a nut plate, and includes a welding plate and an internal thread member disposed on a side surface of the welding plate, a through hole for the internal thread member to pass through is formed in the hinge reinforcing plate, and a dimension of the welding plate in at least one direction in the plate surface is greater than a diameter of the through hole.
Optionally, the female screw is a hollow boss formed on one side surface of the welding plate, and the inner surface of the boss is formed with a thread.
Optionally, the boss is integrally formed with the weld plate.
Optionally, the female screw is a nut formed on one side surface of the welding plate.
Optionally, the nut is a projection welded nut.
Optionally, the number of the internal thread pieces is plural.
Optionally, the connecting member further includes a second connecting member, the second connecting member is a threaded fastener, the hinge has a hinge mounting flange, and the hinge mounting flange is provided with a mounting hole for the threaded fastener to pass through, so that the hinge, the inner plate, the nut plate and the hinge reinforcing plate are connected together through the threaded fastener.
It is a second object of the present disclosure to provide a vehicle including the back door described above.
Through above-mentioned technical scheme, be formed with cavity structure between inner panel and the hinge reinforcing plate in mounting point position department, can improve the energy-absorbing ability in mounting point position department, avoid regional structural deformation to improve the structural rigidity in mounting point position department, cavity structure provides sufficient space for the flow of electrophoresis liquid in addition, is favorable to improving the electrophoresis quality.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
fig. 1 is a schematic structural view of a back door provided in an exemplary embodiment of the present disclosure.
FIG. 2 is a cross-sectional view of the back door of FIG. 1 taken along the line A-A;
FIG. 3 is a cross-sectional view of the back door of FIG. 1 taken along the direction B-B;
FIG. 4 is a schematic illustration of a nut plate provided in an exemplary embodiment of the present disclosure;
FIG. 5 is a schematic view of another angled configuration of a nut plate provided in an exemplary embodiment of the present disclosure;
FIG. 6 is a schematic view showing a structure of a back door in the related art;
figure 7 is a cross-sectional view of the back door of figure 5 taken along the line C-C.
Description of the reference numerals
1 inner plate 2 hinge
21 hinge mounting flange 211 mounting hole
3 hinge reinforcing plate 31 via hole
4 nut plate 41 first connecting piece
42 second connecting piece of female screw 5
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. 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, the use of directional terms such as "inner" and "outer" means inner and outer of the corresponding component profiles, unless otherwise specified. In addition, when the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements, unless otherwise indicated.
In order to ensure the connection strength, a hinge reinforcing plate structure is generally welded on the inner plate of the back door of the vehicle. In the related art, as shown in fig. 6 and 7, the hinge reinforcement structure includes a back door inner panel 1 ', a hinge 2 ' provided at one side of the back door inner panel 1 ', and a hinge reinforcement panel 3 ' provided at the other side of the inner panel 1 '. The other side surface of the joint of the hinge reinforcing plate 3 'and the inner plate 1' is welded with a nut 4 'in a projection welding mode, the nut 4' and the hinge reinforcing plate 3 'are welded into a reinforcing plate assembly in a projection welding mode, then the reinforcing plate assembly is connected with the inner plate of the vehicle door through spot welding, namely the lap joint relation of all parts in the hinge reinforcing plate structure of the back door in the related technology is that the nut 4', the hinge reinforcing plate 3 ', the inner plate 1' and the hinge 2 'are sequentially arranged from inside to outside, and finally the parts are fastened and connected together through a bolt 5'.
This form of connecting the hinge 2 ', the inner panel 1' and the hinge reinforcement panel 3 'together by means of the bolts 5' inevitably results in high stresses at the mounting points. In addition, after the bolt 5 ' is locked, the inner plate 1 ' and the hinge reinforcing plate 3 ' are in a fit state, so that electrophoresis liquid is not easy to pass through, and the corrosion resistance of the hinge reinforcing plate structure is influenced.
To solve the above technical problem, as shown in fig. 1 to 3, the present disclosure provides a back door including an inner panel 1, a hinge 2 disposed at one side of the inner panel 1, and a hinge reinforcement panel 3 disposed at the other side of the inner panel 1. The hinge 2, the inner panel 1 and the hinge reinforcement panel 3 are mounted together by a connector. A cavity structure is formed between the inner panel 1 and the hinge reinforcement panel 3 at the mounting point position. Through above-mentioned technical scheme, be formed with cavity structure in mounting point position department between inner panel 1 and hinge reinforcing plate 3, can improve the energy-absorbing ability in mounting point position department, avoid regional structural deformation to improve the structural rigidity in mounting point position department, cavity structure provides sufficient space for the flow of electrophoresis liquid in addition, is favorable to improving the electrophoresis quality.
According to one mode of realizing the cavity structure of the present disclosure, as shown in fig. 2, the connecting member includes a first connecting member 4 corresponding to a mounting point position of the hinge 2, the first connecting member 4 is disposed between the inner panel 1 and the hinge reinforcement panel 3 and connected to the hinge reinforcement panel 3, and the first connecting member 4 separates the inner panel 1 from the hinge reinforcement panel 3 to form the cavity structure at the mounting point position between the inner panel 1 and the hinge reinforcement panel 3. Different from the related art, the hinge reinforcing plate structure of the present disclosure is provided with the first connecting member 4 connected with the hinge reinforcing plate 3 between the inner plate 1 and the hinge reinforcing plate 3, that is, the overlapping relation of each part in the hinge reinforcing plate structure of the back door of the present application is the hinge reinforcing plate 3, the first connecting member 4, the inner plate 1 and the hinge 2 in sequence.
First connecting piece 4 sets up between inner panel 1 and hinge reinforcing plate 3 to can borrow the thickness of first connecting piece 4 self, form the cavity structure between inner panel 1 and hinge reinforcing plate 3, and the mounted position of first connecting piece 4 is corresponding with the mounted position of hinge 2, make the cavity structure form in mounting point position department, can strengthen the structural rigidity of mounting point position. In addition, a structural cavity is formed by the first connecting piece 4 arranged between the inner plate 1 and the hinge reinforcing plate 3, so that the first connecting piece 4 can also support the hinge reinforcing plate 3, and the problem of sinking is avoided.
With continued reference to fig. 6 and 7, in the related art, a nut 4 'is generally welded to an outer side surface of the hinge reinforcement plate 3' as a connector. Since the nut 4 ' is generally small in volume, the welding surface area of the hinge reinforcing plate 3 ' and the nut 4 ' is small, and the welding operable space is small. The welding surface of the nut 4 ' is the installation surface of the hinge 2 ', so that welding in such a small operation space has great difficulty, and improper operation causes defects on the welding surface, which causes uneven attachment of the installation surface of the hinge and affects the installation effect of the hinge 2 '.
According to an embodiment of the present disclosure, as shown in fig. 4 and 5, the first connecting member 4 may be a nut plate, and includes a welding plate 41 and an internal thread member 42 disposed on a side surface of the welding plate 41, a through hole 31 is formed in the hinge reinforcing plate 3 for the internal thread member 42 to pass through, and a dimension of the welding plate 41 in at least one direction in the plate surface is greater than a diameter of the through hole 31. Compared with the nut 4 ', the space for projection welding between the nut plate 4 and the hinge reinforcing plate 3 is larger, so that projection welding point positions are increased, the projection welding point positions originally distributed on the surface of the nut 4' are distributed on the surface of the nut plate 4 with larger area, the welding strength can be improved, the defect is not easy to generate on the projection welding surface due to the increase of the welding operation space, and the problem of uneven joint of the hinge installation surface can be avoided.
According to an embodiment of the present disclosure, as shown in fig. 4 and 5, the nut plate 4 may include a welding plate 41 and an internal screw 42 disposed on one side surface of the welding plate 41, and the hinge reinforcing plate 3 is opened with a through hole 31 through which the internal screw 42 passes. The projection welding points are arranged on the surface of the same side of the welding plate 41, which is provided with the internal thread piece 42, the number and the positions of the welding points can be set according to actual needs, and the influence on the installation surface of the hinge 2 is avoided under the condition of ensuring the welding strength. In order to ensure that the surface of the welding plate 41 has enough space for the hinge reinforcing plate 3 to overlap, the dimension of the welding plate 41 in at least one direction in the surface is larger than the diameter of the through hole 31.
The present disclosure is not limited to the specific implementation form of the female screw 41, and in one embodiment of the present disclosure, the female screw 42 may be a hollow boss formed on one side surface of the welding plate 41, and the inner surface of the boss is formed with a thread. Further, the bosses and weld plate 41 may be integrally formed, such as nutplate 4 formed by a cold heading process. In another embodiment of the present disclosure, the female screw 42 may be a nut formed at one side surface of the welding plate 41. Further, the nut is a projection welding nut. That is, the nut is connected to the welding plate 41 in a split manner, and the nut is fixedly connected to the welding plate 41 by projection welding to form the nut plate 4.
In the present disclosure, the female screw member 42 may be plural, and as shown in fig. 3 to 5, the female screw member 42 may be two. When the number of the internal thread members 42 is two, the mounting speed of the nut plate 4 and the welding accuracy can be improved by forming the prepositioning between the two internal thread members 42 and the through hole 31 of the hinge reinforcing plate 3 through which the internal thread members 42 pass.
To facilitate mounting the hinge 2 to the inner panel 1, according to an embodiment of the present disclosure, as shown in fig. 3, the connector may further include a second connector 5, and the second connector 5 is a threaded fastener. The hinge 2 may have a hinge mounting flange 21, and the hinge mounting flange 21 is opened with a mounting hole 211 for the threaded fastener 5 to pass through, so as to connect the hinge 2, the inner plate 1, the nut plate and the hinge reinforcement plate 3 together in sequence by the threaded fastener. It should be understood that the hinge 2 in the present disclosure may also be without the mounting flange 21, i.e. the hinge 2 is mounted directly to the inner panel 1.
The present disclosure also provides a vehicle including the above-mentioned back door, and having all the beneficial effects of the above-mentioned back door, which are not described herein again.
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 the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, various possible combinations will not be separately described in this disclosure.
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 (10)
1. The utility model provides a back door, includes inner panel (1), set up in hinge (2) of inner panel (1) one side and set up in hinge reinforcing plate (3) of inner panel (1) opposite side, its characterized in that, hinge (2), inner panel (1) and hinge reinforcing plate (3) are in the same place through the connecting piece installation, inner panel (1) with be formed with the cavity structure in mounting point position between hinge reinforcing plate (3).
2. A back door according to claim 1, characterized in that the connection comprises a first connection (4) corresponding to the location of the mounting point of the hinge (2), which first connection (4) is arranged between the inner panel (1) and the hinge reinforcement panel (3) and is connected to the hinge reinforcement panel (3), which first connection (4) separates the inner panel (1) and the hinge reinforcement panel (3) to form the cavity structure at the location of the mounting point between the inner panel (1) and the hinge reinforcement panel (3).
3. A tailgate according to claim 2, characterized in that the first connecting member (4) is a nut plate comprising a welding plate (41) and an internally threaded member (42) provided on one side surface of the welding plate (41), the hinge reinforcing plate (3) is provided with a through hole (31) for the internally threaded member (42) to pass through, and the welding plate (41) has a dimension in at least one direction in the plate surface larger than the diameter of the through hole (31).
4. The back door according to claim 3, wherein the female screw member (42) is a hollow boss formed at one side surface of the welding plate (41), and an inner surface of the boss is formed with a screw thread.
5. Back door according to claim 4, characterized in that the boss is integrally formed with the welding plate (41).
6. The back door according to claim 3, wherein the female screw member (42) is a nut formed on one side surface of the welding plate (41).
7. A back door according to claim 6, wherein the nut is a projection nut.
8. Backdoor according to claim 3, characterized in that the number of the internally threaded pieces (42) is plural.
9. The tailgate according to claim 3, characterized in that the connecting piece further comprises a second connecting piece (5), the second connecting piece (5) being a threaded fastener, the hinge (2) having a hinge mounting flange (21), the hinge mounting flange (21) being provided with mounting holes (211) for the threaded fastener to pass through for connecting the hinge (2), the inner plate (1), the nut plate and the hinge reinforcement plate (3) together by the threaded fastener.
10. A vehicle characterized by comprising a back door according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922320781.3U CN211918340U (en) | 2019-12-20 | 2019-12-20 | Back door and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922320781.3U CN211918340U (en) | 2019-12-20 | 2019-12-20 | Back door and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211918340U true CN211918340U (en) | 2020-11-13 |
Family
ID=73324049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922320781.3U Active CN211918340U (en) | 2019-12-20 | 2019-12-20 | Back door and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211918340U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541903A (en) * | 2022-03-30 | 2022-05-27 | 浙江吉利控股集团有限公司 | Hinge mounting structure of vehicle side tail-gate and vehicle |
-
2019
- 2019-12-20 CN CN201922320781.3U patent/CN211918340U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541903A (en) * | 2022-03-30 | 2022-05-27 | 浙江吉利控股集团有限公司 | Hinge mounting structure of vehicle side tail-gate and vehicle |
| CN114541903B (en) * | 2022-03-30 | 2024-05-31 | 浙江吉利控股集团有限公司 | Hinge mounting structure and vehicle of vehicle side-opening tail gate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Back door and vehicle Effective date of registration: 20211213 Granted publication date: 20201113 Pledgee: BEIJING AUTOMOTIVE GROUP Co.,Ltd. Pledgor: Beijing baowo Automobile Co.,Ltd. Registration number: Y2021990001167 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230925 Granted publication date: 20201113 Pledgee: BEIJING AUTOMOTIVE GROUP Co.,Ltd. Pledgor: Beijing baowo Automobile Co.,Ltd.|Borgward Automotive (China) Co., Ltd. Registration number: Y2021990001167 |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231007 Address after: 102206, Beijing, Shahe, Changping District Town, Sha Yang Road, Lao Wan Village North Patentee after: BEIQI FOTON MOTOR Co.,Ltd. Address before: 101300 Shuanghe Street, Shunyi District, Beijing, 99 Patentee before: BEIJING AUTOMOTIVE GROUP Co.,Ltd. Effective date of registration: 20231007 Address after: 101300 Shuanghe Street, Shunyi District, Beijing, 99 Patentee after: BEIJING AUTOMOTIVE GROUP Co.,Ltd. Address before: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee before: Beijing baowo Automobile Co.,Ltd. |