Mounting bracket and trunk lid electric supporting rod mounting structure

Abstract

The invention relates to the technical field of automobile manufacturing, in particular to an installation support which comprises an installation main plate. A step structure, a flanging structure and a folding edge structure are respectively arranged on the side surface of the mounting main plate; a mounting ball head is arranged on the step structure; a first positioning hole is formed in the flanging structure; a welding spot structure is arranged on the folding edge structure; the step structure obviously enhances the bearing capacity of the mounting bracket, optimizes the distribution of force, and effectively improves the structural strength and rigidity of the mounting bracket; the first positioning hole is matched with the positioning pin, so that positioning of the mounting bracket and the reinforcing plate is realized, and the accuracy and convenience of the mounting process are effectively improved; two welding spot structures are arranged while the folding edge structure is welded with the reinforcing plate, and the folding edge structure and the mounting bracket form a box-shaped structure, so that the transmission efficiency of force is remarkably improved, and the reliability and the safety of the structure are enhanced.

Description

Technical Field

[0001] The present invention relates to the technical field of automobile manufacturing. Specifically, the present invention relates to a mounting bracket and a mounting structure of an electric strut for a trunk lid. Background Art

[0002] Electric strut trunk lids are gradually replacing traditional manually pulled spring trunk lids; the existing mounting brackets for electric strut trunk lids still adopt traditional design methods, resulting in insufficient stiffness and strength of the brackets, which do not meet the current high-standard design requirements; under the condition of bearing the repeated acting force of the electric strut, low stiffness and strength may cause structural instability, affecting the service life and safety of the electric strut trunk lid.

[0003] The applicant found through retrieval that the Chinese patent document with the publication number 218141786U discloses an automobile trunk lid and an automobile including the same on December 27, 2022. The trunk lid includes: a trunk lid body, the trunk lid body includes an inner panel manufactured by a die hot pressing process and an outer panel of a thermoplastic resin material manufactured by an injection molding process, wherein the inner panel and the outer panel are press-fitted and bonded together by structural adhesive; and a four-link hinge, the four-link hinge is integrated into the trunk lid body; this device also cannot solve the above technical problems;

[0004] Therefore, in order to improve or solve at least one of the above problems, it is necessary to provide a mounting bracket and a mounting structure of an electric strut for a trunk lid that can improve the stiffness and strength of the electric strut mounting bracket. Summary of the Invention

[0005] The purpose of the present invention is to provide a mounting bracket and a mounting structure of an electric strut for a trunk lid that can improve the stiffness and strength of the electric strut mounting bracket.

[0006] To solve the above technical problems, the technical solution adopted by the present invention is: a mounting bracket, including a mounting main board; step structures, flanging structures and folding edge structures are respectively arranged on the side surfaces of the mounting main board; a mounting ball head is arranged on the step structure; a first positioning hole is arranged on the flanging structure; a welding point structure is arranged on the folding edge structure.

[0007] The step structure includes a first step and a second step; the first step is arranged on one side of the mounting main board; the second step is arranged on the top of the mounting main board; the mounting ball head is arranged on the first step.

[0008] The flanging structure includes a first flanging; the first flanging is arranged on the top of the mounting main board, and the first flanging is connected to the second step; a second flanging is arranged at the bottom of the first step; the first positioning hole is arranged on the second flanging.

[0009] The folding edge structure includes a folding edge; the folding edge is provided on the side of the mounting main board away from the second step; the solder joint structure includes a first solder joint and a second solder joint; both the first solder joint and the second solder joint are provided on the folding edge.

[0010] The folding edge includes a bent section; one side of the bent section is connected to the mounting main board; the other side of the bent section is connected with a mounting plate; both the first solder joint and the second solder joint are provided on the mounting plate; a third flanging is provided on the mounting plate; a fourth flanging is provided at the bottom of the mounting main board; the fourth flanging is provided on one side of the third flanging; a weight reduction hole is provided between the second flanging and the folding edge.

[0011] A trunk lid electric strut mounting structure includes the mounting bracket; it further includes a reinforcing plate; the mounting bracket is connected to the reinforcing plate, and the reinforcing plate is connected with a side wall panel; the mounting ball head is connected with an electric strut.

[0012] The reinforcing plate includes a reinforcing main board; the reinforcing main board is respectively connected with a side wall connection flanging structure and a bracket connection plate; the side wall connection flanging structure is connected with the side wall panel; the bracket connection plate is connected with the mounting bracket.

[0013] The bracket connection plate includes a first connection plate, a second connection plate and a third connection plate; the second connection plate is provided between the first connection plate and the third connection plate; a second positioning hole is provided on the third connection plate; a positioning pin is provided in the first positioning hole, and the positioning pin is connected in the second positioning hole; the first connection plate, the second connection plate and the third connection plate are all provided on one side of the reinforcing main board; a fourth connection plate is provided at the top of the reinforcing main board; a fifth connection plate and a sixth connection plate are respectively provided at the bottom of the reinforcing main board;

[0014] The first flanging is connected with the fourth connection plate; the second flanging is connected with the third connection plate; the third flanging is connected with the fifth connection plate; the fourth flanging is connected with the sixth connection plate.

[0015] The side wall connection flanging structure includes a first side wall connection flanging; the first side wall connection flanging is provided on one side of the second connection plate; the reinforcing main board is respectively connected with a second side wall connection flanging, a third side wall connection flanging and a fourth side wall connection flanging; the second side wall connection flanging is provided on one side of the sixth connection plate; the third side wall connection flanging and the fourth side wall connection flanging are both provided on the side of the reinforcing main board away from the second connection plate; a fifth side wall connection flanging is provided on the side of the first connection plate away from the second connection plate;

[0016] The first side panel connecting flange, the second side panel connecting flange, the third side panel connecting flange, the fourth side panel connecting flange, and the fifth side panel connecting flange are all connected to the side panel.

[0017] Process through-holes are provided on both the first connecting plate and the fourth side panel connecting flange.

[0018] The beneficial effects of the present invention are as follows:

[0019] 1. The mounting bracket of the present invention includes a stepped structure, which includes a first step and a second step. The first step is provided on one side of the mounting main board, and the second step is provided on the top of the mounting main board; the first step and the second step significantly enhance the bearing capacity of the mounting bracket, optimize the force distribution, effectively improve the structural strength and stiffness of the mounting bracket, enhance the overall stability and bearing capacity of the mounting bracket, and ensure the structural safety and performance under load.

[0020] 2. The mounting bracket of the present invention includes a flanging structure. A first positioning hole is provided on the flanging structure, and a second positioning hole is provided on the reinforcing plate. The first positioning hole and the second positioning hole are inserted through a positioning pin to achieve the positioning of the mounting bracket and the reinforcing plate. After the precise positioning of the two, the welding operation of the two is carried out, effectively improving the accuracy and convenience of the installation process, and greatly improving the assembly efficiency and the reliability of the structural connection.

[0021] 3. The mounting bracket of the present invention includes a folding edge structure. When the folding edge structure is welded to the reinforcing plate, two solder joint structures are also provided. The folding edge structure and the mounting bracket form a box-shaped structure, significantly improving the force conduction efficiency, enhancing the reliability and safety of the structure, and ensuring the stability under complex load conditions. Description of the Drawings

[0022] The following further details the specific implementation manners of the present invention with reference to the drawings, where:

[0023] Figure 1 is an isometric view of the mounting bracket of the present invention.

[0024] Figure 2 is a structural schematic diagram of the mounting bracket of the present invention.

[0025] Figure 3 is a structural schematic diagram of the reinforcing plate of the present invention.

[0026] Figure 4 is a schematic diagram of the connection state of the mounting bracket and the reinforcing plate of the present invention.

[0027] Figure 5 is a schematic diagram of the connection state of the reinforcing plate and the side panel of the present invention.

[0028] The markings in the above figures are all:

[0029] The markings in the figure are:

[0030] 1. Install the main board, 101. Fourth flanging,

[0031] 2. Install the ball head,

[0032] 3. First positioning hole,

[0033] 4. First step, 401. Second flanging,

[0034] 5. Second step, 501. First flanging,

[0035] 6. Folding edge, 601. First solder joint, 602. Second solder joint, 603. Bending section, 604. Mounting plate, 605. Third flanging, 606. Weight reduction hole,

[0036] 7. Reinforcing plate, 701. Reinforcing main board, 702. Fourth connecting plate, 703. Fifth connecting plate, 704. Sixth connecting plate,

[0037] 8. Side wall panel, 801. First side wall connecting flanging, 802. Second side wall connecting flanging, 803. Third side wall connecting flanging, 804. Fourth side wall connecting flanging, 805. Fifth side wall connecting flanging,

[0038] 9. First connecting plate, 901. Second connecting plate, 902. Third connecting plate, 903. Second positioning hole,

[0039] 10. Process through hole. Detailed implementation manners

[0040] The following is a more detailed description of the specific implementation manners of the present invention by describing the embodiments with reference to the accompanying drawings, aiming to help those skilled in the art have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention and facilitate its implementation.

[0041] As Figure 1 and Figure 2 shown in the mounting bracket, it includes a mounting main board 1; the side surface of the mounting main board 1 is respectively provided with a step structure, a flanging structure and a folding edge structure; a mounting ball head 2 is provided on the step structure; a first positioning hole 3 is provided on the flanging structure; and a solder joint structure is provided on the folding edge structure.

[0042] The stepped structure significantly enhances the load-bearing capacity of the mounting bracket, optimizes the force distribution, effectively improves the structural strength and stiffness of the mounting bracket, enhances the overall stability and load-bearing capacity of the mounting bracket, and ensures the structural safety and performance under load; the first positioning hole 3 and the positioning pin cooperate to achieve the positioning of the mounting bracket and the reinforcing plate 7. After the precise positioning of the two, the welding operation of the two is carried out, effectively improving the accuracy and convenience of the installation process, and greatly improving the assembly efficiency and the reliability of the structural connection; while the folded edge structure is welded to the reinforcing plate 7, there are also two solder joint structures. The folded edge structure and the mounting bracket form a box-shaped structure, significantly improving the force conduction efficiency, enhancing the reliability and safety of the structure, and ensuring the stability under complex load conditions.

[0043] The stepped structure includes a first step 4 and a second step 5; the first step 4 is provided on one side of the mounting main board 1; the second step 5 is provided on the top of the mounting main board 1; the mounting ball head 2 is provided on the first step 4.

[0044] The cross-sections of the first step 4 and the second step 5 are both L-shaped structures; the first step 4 and the second step 5 are both integral structures with the mounting main board 1; the first step 4 is provided on the left side of the mounting main board 1, and the second step 5 is provided on the top of the mounting main board 1; the mounting ball head 2 is fixedly connected to the first step 4, and the mounting ball head 2 is provided at the end of the first step 4 close to the second step 5; there is a slot on the electric strut, and the mounting ball head 2 is connected in the slot, so as to achieve the stable connection between the electric strut and the mounting bracket; the first step 4 and the second step 5 significantly enhance the load-bearing capacity of the mounting bracket; these steps, by optimizing the force distribution, improve the overall stability and load-bearing capacity of the mounting bracket, and ensure the structural safety and performance under load.

[0045] The flanging structure includes a first flanging 501; the first flanging 501 is provided on the top of the mounting main board 1, and the first flanging 501 is connected to the second step 5; a second flanging 401 is provided at the bottom of the first step 4; the first positioning hole 3 is provided on the second flanging 401.

[0046] The first flanging 501 is provided on the top of the mounting main board 1 and is an integral structure with the second step 5; the second flanging 401 is an integral structure with the first step 4. One side of the first step 4 is connected to the mounting main board 1, and the other side of the first step 4 is connected to the second flanging 401; the first positioning hole 3 is an oval hole and is a through hole. After the first positioning hole 3 is aligned with the second positioning hole 903, a positioning pin is inserted into the first positioning hole 3 and the second positioning hole 903, and the positioning of the mounting bracket and the reinforcing plate 7 can be achieved. At this time, welding can be carried out, effectively ensuring the installation accuracy of the two and facilitating the welding operation.

[0047] The folding edge structure includes a folding edge 6; the folding edge 6 is provided on the side of the mounting main board 1 away from the second step 5; the solder joint structure includes a first solder joint 601 and a second solder joint 602; both the first solder joint 601 and the second solder joint 602 are provided on the folding edge 6.

[0048] The cross-section of the folding edge 6 is a U-shaped structure. The folding edge 6 and the mounting main board 1 are an integral structure, and the folding edge 6 is provided on one side of the second flanging 401. The boxed structure formed by the folding edge 6 and the mounting main board 1 through the first solder joint 601 and the second solder joint 602 further strengthens the bearing capacity and stability of the mounting bracket, significantly improves rigidity, has excellent bearing capacity, and ensures the stability and durability of the structure.

[0049] The folding edge 6 includes a bending section 603; one side of the bending section 603 is connected to the mounting main board 1; the other side of the bending section 603 is connected with a mounting plate 604; both the first solder joint 601 and the second solder joint 602 are provided on the mounting plate 604; a third flanging 605 is provided on the mounting plate 604; a fourth flanging 101 is provided at the bottom of the mounting main board 1; the fourth flanging 101 is provided on one side of the third flanging 605; a weight reduction hole 606 is provided between the second flanging 401 and the folding edge 6.

[0050] One end of the bending section 603 is fixedly connected to the mounting main board 1, and one end of the bending section 603 is fixedly connected to the mounting plate 604; both the first solder joint 601 and the second solder joint 602 are self-solder joints, and the first solder joint 601 and the second solder joint 602 are provided on the side of the mounting plate 604 away from the bending section 603; the third flanging 605 is provided at the bottom of the mounting plate 604, and the two are an integral structure; the fourth flanging 101 is provided at the bottom of the mounting main board 1, and the two are an integral structure; both the third flanging 605 and the fourth flanging 101 are connected to the reinforcing plate 7; the weight reduction hole 606 can reduce the weight of the mounting bracket and at the same time strengthen the structural strength of the mounting bracket.

[0051] As Figures 3 - 5 shown, a trunk lid electric strut mounting structure includes a mounting bracket; it also includes a reinforcing plate 7; the mounting bracket is connected to the reinforcing plate 7, and the reinforcing plate 7 is connected to a side wall panel 8; the mounting ball head 2 is connected to an electric strut.

[0052] After connection, the mounting bracket and the reinforcing plate assembly rely on shape feature positioning and are precisely welded to the vehicle body side inner panel 8 and the water trough through 8 three-layer solder joints and 12 two-layer solder joints, constructing a complete closed cavity and a force transmission path.

[0053] The reinforcing plate 7 includes a reinforcing main board 701; the reinforcing main board 701 is respectively connected with a side wall connection flanging structure and a bracket connection plate; the side wall connection flanging structure is connected to the side wall panel 8; the bracket connection plate is connected to the mounting bracket.

[0054] The side panel connecting flanging structure and the bracket connecting plate are integrated with the reinforcing main board 701, and both the side panel connecting flanging structure and the bracket connecting plate are arranged on the side of the reinforcing main board 701; the bracket connecting plate can realize the stable connection between the reinforcing plate 7 and the mounting bracket, and the side panel connecting flanging structure can realize the stable connection between the reinforcing plate 7 and the vehicle body side panel 8.

[0055] The bracket connecting plate includes a first connecting plate 9, a second connecting plate 901 and a third connecting plate 902; the second connecting plate 901 is arranged between the first connecting plate 9 and the third connecting plate 902; a second positioning hole 903 is arranged on the third connecting plate 902; a positioning pin is arranged in the first positioning hole 3, and the positioning pin is connected in the second positioning hole 903; the first connecting plate 9, the second connecting plate 901 and the third connecting plate 902 are all arranged on one side of the reinforcing main board 701; a fourth connecting plate 702 is arranged on the top of the reinforcing main board 701; a fifth connecting plate 703 and a sixth connecting plate 704 are respectively arranged at the bottom of the reinforcing main board 701;

[0056] The first flanging 501 is connected to the fourth connecting plate 702; the second flanging 401 is connected to the third connecting plate 902; the third flanging 605 is connected to the fifth connecting plate 703; the fourth flanging 101 is connected to the sixth connecting plate 704.

[0057] The first connecting plate 9, the second connecting plate 901 and the third connecting plate 902 are all arranged on the same side of the reinforcing main board 701; the fourth connecting plate 702 is arranged on the top of the reinforcing main board 701; the fifth connecting plate 703 and the sixth connecting plate 704 are arranged adjacent to each other and are both arranged at the bottom of the reinforcing main board 701; the first flanging 501 is welded to the fourth connecting plate 702; the second flanging 401 is welded to the third connecting plate 902; the third flanging 605 is welded to the fifth connecting plate 703; the fourth flanging 101 is welded to the sixth connecting plate 704, so as to realize the stable connection between the reinforcing plate 7 and the mounting bracket; the second positioning hole 903 is an oval hole and is a through hole; after the first positioning hole 3 is aligned with the second positioning hole 903, the positioning pin is inserted into the first positioning hole 3 and the second positioning hole 903, and the positioning of the mounting bracket and the reinforcing plate can be realized. At this time, welding can be carried out, effectively ensuring the installation accuracy of the two and facilitating the welding operation.

[0058] The side panel connecting flanging structure includes a first side panel connecting flanging 801; the first side panel connecting flanging 801 is arranged on one side of the second connecting plate 901; the reinforcing main board 701 is respectively connected with a second side panel connecting flanging 802, a third side panel connecting flanging 803 and a fourth side panel connecting flanging 804; the second side panel connecting flanging 802 is arranged on one side of the sixth connecting plate 704; the third side panel connecting flanging 803 and the fourth side panel connecting flanging 804 are both arranged on the side of the reinforcing main board 701 away from the second connecting plate 901; a fifth side panel connecting flanging 805 is arranged on the side of the first connecting plate 9 away from the second connecting plate 901;

[0059] The first side wall connecting flange 801, the second side wall connecting flange 802, the third side wall connecting flange 803, the fourth side wall connecting flange 804 and the fifth side wall connecting flange 805 are all connected to the side wall panel 8.

[0060] The first side wall connecting flange 801 is arranged on one side of the second connecting plate 901, and the first side wall connecting flange 801 is connected to the first connecting plate 9, the second connecting plate 901 and the third connecting plate 902; the second side wall connecting flange 802 is adjacent to the sixth connecting plate 704 and they are of an integral structure; the third side wall connecting flange 803 and the fourth side wall connecting flange 804 are arranged on the same side of the reinforcing main board 701 and they are of an integral structure; the fifth side wall connecting flange 805 is connected to the first connecting plate 9 and the fourth connecting plate 702; the first side wall connecting flange 801, the second side wall connecting flange 802, the third side wall connecting flange 803, the fourth side wall connecting flange 804 and the fifth side wall connecting flange 805 are all connected to the side wall panel 8, so as to realize the stable connection between the reinforcing plate 7 and the side wall panel 8.

[0061] Process through holes 10 are provided on both the first connecting plate 9 and the fourth side wall connecting flange 804.

[0062] The specific working process of the present invention is as follows:

[0063] Connect the first flange 501 to the fourth connecting plate 702; connect the second flange 401 to the third connecting plate 902; connect the third flange 605 to the fifth connecting plate 703; connect the fourth flange 101 to the sixth connecting plate 704, so as to stably connect the mounting bracket to the reinforcing plate 7; connect the first side wall connecting flange 801, the second side wall connecting flange 802, the third side wall connecting flange 803, the fourth side wall connecting flange 804 and the fifth side wall connecting flange 805 to the side wall panel 8, so as to realize the stable connection between the reinforcing plate 7 and the side wall panel 8; install the electric strut on the mounting ball head 2.

[0064] The present invention has been described exemplarily in combination with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above-mentioned manner. As long as various non-substantive improvements are made by adopting the method concept and technical solution of the present invention; or without improvement, the above-mentioned concept and technical solution of the present invention are directly applied to other occasions, they are all within the protection scope of the present invention.

Claims

1. A mounting bracket, characterized in that: It comprises a mounting main board (1); the side surfaces of the mounting main board (1) are respectively provided with a step structure, a flange structure and a folded edge structure; the step structure is provided with a mounting ball head (2); the flange structure is provided with a first positioning hole (3); and the folded edge structure is provided with a welding point structure.

2. A mounting bracket according to claim 1, characterized in that: The step structure comprises a first step (4) and a second step (5); the first step (4) is arranged on one side of the mounting main board (1); the second step (5) is arranged on the top of the mounting main board (1); and the mounting ball head (2) is arranged on the first step (4).

3. A mounting bracket according to claim 2, characterized in that: The flange structure comprises a first flange (501); the first flange (501) is arranged at the top of the mounting main board (1), and the first flange (501) is connected to the second step (5); a second flange (401) is arranged at the bottom of the first step (4); and the first positioning hole (3) is arranged on the second flange (401).

4. A mounting bracket according to claim 3, characterized in that: The folding edge structure comprises a folding edge (6); the folding edge (6) is arranged on a side of the mounting main board (1) away from the second step (5); the welding point structure comprises a first welding point (601) and a second welding point (602); the first welding point (601) and the second welding point (602) are both arranged on the folding edge (6).

5. A mounting bracket according to claim 4, characterized in that: The folding edge (6) comprises a bending section (603); one side of the bending section (603) is connected to the mounting main board (1); the other side of the bending section (603) is connected to the mounting plate (604); the first welding point (601) and the second welding point (602) are both arranged on the mounting plate (604); a third flange (605) is arranged on the mounting plate (604); a fourth flange (101) is arranged at the bottom of the mounting main board (1); the fourth flange (101) is arranged on one side of the third flange (605); a weight reduction hole (606) is arranged between the second flange (401) and the folding edge (6).

6. A luggage trunk cover electric support rod installation structure, characterized in that: It comprises the mounting bracket as claimed in any one of claims 1 to 5; it also comprises a reinforcing plate (7); the mounting bracket is connected to the reinforcing plate (7), and the reinforcing plate (7) is connected to a side panel (8); the mounting ball head (2) is connected to an electric support rod.

7. The trunk lid electric support rod installation structure according to claim 6, characterized in that: The reinforcing plate (7) comprises a reinforcing main plate (701); the reinforcing main plate (701) is respectively connected to a side enclosure connecting flange structure and a bracket connecting plate; the side enclosure connecting flange structure is connected to the side enclosure plate (8); and the bracket connecting plate is connected to the mounting bracket.

8. The trunk lid electric support rod installation structure according to claim 7, characterized in that: The bracket connecting plate comprises a first connecting plate (9), a second connecting plate (901) and a third connecting plate (902); the second connecting plate (901) is arranged between the first connecting plate (9) and the third connecting plate (902); a second positioning hole (903) is arranged on the third connecting plate (902); a positioning pin is arranged in the first positioning hole (3), and the positioning pin is connected to the second positioning hole (903); the first connecting plate (9), the second connecting plate (901) and the third connecting plate (902) are all arranged on one side of the reinforcing main plate (701); a fourth connecting plate (702) is arranged on the top of the reinforcing main plate (701); a fifth connecting plate (703) and a sixth connecting plate (704) are respectively arranged on the bottom of the reinforcing main plate (701); The first flange (501) is connected to the fourth connecting plate (702); the second flange (401) is connected to the third connecting plate (902); the third flange (605) is connected to the fifth connecting plate (703); and the fourth flange (101) is connected to the sixth connecting plate (704).

9. The trunk lid electric support rod installation structure according to claim 8, characterized in that: The side enclosure connection flange structure comprises a first side enclosure connection flange (801); the first side enclosure connection flange (801) is arranged on one side of the second connection plate (901); the reinforcing main plate (701) is respectively connected with a second side enclosure connection flange (802), a third side enclosure connection flange (803) and a fourth side enclosure connection flange (804); the second side enclosure connection flange (802) is arranged on one side of the sixth connection plate (704); the third side enclosure connection flange (803) and the fourth side enclosure connection flange (804) are both arranged on the side of the reinforcing main plate (701) away from the second connection plate (901); a fifth side enclosure connection flange (805) is arranged on the side of the first connection plate (9) away from the second connection plate (901); The first side enclosure connecting flange (801), the second side enclosure connecting flange (802), the third side enclosure connecting flange (803), the fourth side enclosure connecting flange (804) and the fifth side enclosure connecting flange (805) are all connected to the side enclosure plate (8).

10. The trunk lid electric support rod installation structure according to claim 9, characterized in that: The first connecting plate (9) and the fourth side enclosure connecting flange (804) are both provided with process through holes (10).

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