CN218759335U - Assembly type front cover lock pin and mounting structure thereof - Google Patents
Assembly type front cover lock pin and mounting structure thereof Download PDFInfo
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- CN218759335U CN218759335U CN202221857562.4U CN202221857562U CN218759335U CN 218759335 U CN218759335 U CN 218759335U CN 202221857562 U CN202221857562 U CN 202221857562U CN 218759335 U CN218759335 U CN 218759335U
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- front cover
- lock pin
- lockpin
- mounting
- reinforcing plate
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Abstract
The utility model discloses an assembled front shroud lockpin, including lockpin locking pole, lockpin locking pole includes locking portion and two connecting portion, two the lower extreme of connecting portion respectively with both ends are connected around the locking portion, two the upper end of connecting portion is provided with the lockpin installation department of buckling left or right respectively, two all be provided with the lockpin mounting hole on the lockpin installation department, this assembled front shroud lockpin light in weight, with low costs, manufacturing is simple and convenient to intensity is higher. The utility model also discloses an assembled front shroud lockpin mounting structure, include front shroud inner panel, front shroud lockpin reinforcing plate, two mounting nuts, two construction bolts and as above assembled front shroud lockpin, the front shroud lockpin reinforcing plate with the assembled front shroud lockpin sets up respectively the upper and lower both sides of front shroud inner panel, this assembled front shroud lockpin mounting structure can reduce the use that carbon dioxide protection welded.
Description
Technical Field
The utility model relates to a front shroud lockpin field, concretely relates to assembled front shroud lockpin and mounting structure thereof.
Background
The front cover lock pin is a part which is connected on the front cover assembly and realizes the unlocking and the closing of the front cover assembly through the engagement and the separation with the front cover lock. The traditional front cover lock pin is welded on a front cover lock pin reinforcing plate through carbon dioxide arc welding, and then the front cover lock pin reinforcing plate and a front cover inner plate are fixed in a spot welding manner, so that the mode has the advantage of lower cost; the defect is that the connection of dissimilar materials cannot be realized, if the connection of dissimilar materials needs riveting, a production line needs to be adjusted, the investment cost is high, and the precision is poor. Because the new energy automobile is gradually developed, the weight reduction of the automobile body becomes more important, most of the current mainstream new energy automobile type front covers are made of aluminum alloy materials, so that the materials of the lock pin and the front cover are different, and the structure forms of the current lock pin generally comprise: the lock pin and the lock pin reinforcing plate are both made of steel materials and welded together through carbon dioxide arc welding and then riveted with the inner plate of the front cover, or the lock pin and the lock pin mounting plate are riveted and then connected with the front cover assembly through bolts, but the weight and the cost of the lock pin in the two structural forms are high.
CN207988728U discloses a front shroud lockpin assembly and vehicle, and front shroud lockpin assembly mainly includes: the front cover lock pin reinforcing piece is welded with a nut, the front cover lock pin is fixed with the front cover lock pin reinforcing piece through the matching of a bolt and the nut, the end part of the front cover lock pin is flat and is wound on the peripheral surface of the bolt, and the front cover lock pin is clamped and fixed through the matching of the bolt and the nut; the number of the nuts is two, and the two end parts of the front cover lock pin are fixed with the front cover lock pin reinforcement through the matching of the bolts and the nuts. The front cover lock pin assembly is easy and convenient to install, easy to control precision, and capable of being integrally coated with a vehicle body, and then the front cover lock pin is installed and pertinently coated, and the technical scheme disclosed in the patent literature is a beneficial attempt in the technical field. However, the two end parts of the front cover lock pin are difficult to process, and the weight reduction and cost reduction are not extremely enough.
Disclosure of Invention
In view of the above, the present invention is directed to provide an assembled front cover lock pin, which has light weight, low cost, easy manufacturing, and high strength; an object of the utility model is also to provide an assembled front shroud lockpin mounting structure can reduce the use that carbon dioxide protection welded.
The utility model provides an assembled front shroud lockpin, including lockpin locking pole, lockpin locking pole includes locking portion and two connecting portion, two the lower extreme of connecting portion respectively with both ends are connected around the locking portion, two the upper end of connecting portion is provided with the lockpin installation department of buckling left or right respectively, two all be provided with the lockpin mounting hole on the lockpin installation department.
Further, the bending directions of the upper ends of the two connecting parts are different, so that the two lock pin mounting parts are respectively positioned on the left side and the right side of the locking part.
Further, two the lockpin installation department all is the platykurtic, locking portion and two connecting portion all are cylindricly.
Further, the upper end surfaces of the two lock pin mounting parts are located on the same plane.
Further, locking portion, two connecting portion and two lockpin installation department integrated into one piece.
Further, the lock pin mounting hole in one of the lock pin mounting portions is a round hole, and the lock pin mounting hole in the other lock pin mounting portion is a long round hole.
The utility model provides an assembled front shroud lockpin mounting structure, include front shroud inner panel, front shroud lockpin reinforcing plate, two mounting nuts, two construction bolts and as above assembled front shroud lockpin, front shroud lockpin reinforcing plate with assembled front shroud lockpin sets up respectively the upper and lower both sides of front shroud inner panel, be provided with two first bolt via holes on the front shroud inner panel, correspond two on the front shroud lockpin reinforcing plate the position of first bolt via hole is provided with second bolt via hole respectively, construction bolt loops through lockpin mounting hole, first bolt via hole and second bolt via hole and with construction nut connects.
Furthermore, the front cover lock pin reinforcing plate is made of steel, and the two mounting nuts are welded on the front cover lock pin reinforcing plate.
Furthermore, the front cover lock pin reinforcing plate is made of aluminum alloy, and the two mounting nuts are riveted on the front cover lock pin reinforcing plate.
The utility model has the advantages that:
1. the assembled front cover lock pin in the utility model has light weight, low cost, simple and convenient processing and manufacturing and higher strength;
2. the mounting structure of the assembled front cover lock pin reduces the use of carbon dioxide arc welding, saves a set of welding fixture, can improve the production environment of workers, prevents the assembled front cover lock pin from generating thermal deformation due to welding, and improves the precision of parts;
3. the two lock pin mounting parts in the utility model are respectively positioned at the left side and the right side of the lock part, which can support the left side and the right side of the assembly type front cover lock pin, ensure the mounting strength of the assembly type front cover lock pin and prevent the assembly type front cover lock pin from inclining and deforming towards one side;
4. the utility model provides a slotted hole can absorb mounting nut's welding error, guarantees that assembled front shroud lockpin mounting structure can assemble smoothly.
Drawings
In order to make the purpose, technical scheme and beneficial effect of the utility model clearer, the utility model provides a following figure explains:
FIG. 1 is a schematic structural view of a fabricated front cover lock pin according to the present invention;
FIG. 2 is an exploded view of the fabricated front cover latch mounting structure of the present invention;
FIG. 3 is a schematic structural view of the assembled front cover lock pin mounting structure of the present invention;
fig. 4 is a bottom view of the assembled front cover lock pin mounting structure of the present invention.
The drawings are numbered as follows:
1-a lock pin locking rod, 11-a locking part, 12-a connecting part, 13-a lock pin mounting part, 131-a lock pin mounting hole, 2-a front cover inner plate, 3-a front cover lock pin reinforcing plate, 4-a mounting nut and 5-a mounting bolt.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1, the fabricated front cover lock pin in this embodiment includes a lock pin locking rod 1, where the lock pin locking rod 1 includes a locking portion 11 and two connecting portions 12, lower ends of the two connecting portions 12 are respectively connected with front and rear ends of the locking portion 11, upper ends of the two connecting portions 12 are respectively provided with lock pin mounting portions 13 bent leftward or rightward, and the two lock pin mounting portions 13 are both provided with lock pin mounting holes 131. As shown in fig. 1 to 4, the assembly type front cover lock pin mounting structure in this embodiment includes a front cover inner plate 2, a front cover lock pin reinforcing plate 3, two mounting nuts 4, two mounting bolts 5, and the assembly type front cover lock pin as above, the front cover lock pin reinforcing plate 3 and the assembly type front cover lock pin are respectively disposed on the upper and lower sides of the front cover inner plate 2, two first bolt through holes are disposed on the front cover inner plate 2, second bolt through holes are respectively disposed on the front cover lock pin reinforcing plate 3 corresponding to the two first bolt through holes, and the mounting bolts 5 sequentially pass through the lock pin mounting holes 131, the first bolt through holes, and the second bolt through holes and are connected to the mounting nuts 4.
The locking portion 11 and the two connecting portions 12 form a U-shape that can be used to lock-mate with the front cover. The lock pin mounting part 13 is provided with a lock pin mounting hole 131, so that the assembled front cover lock pin can be connected with the front cover inner plate 2 and the front cover lock pin reinforcing plate 3 through a threaded fastener, and during assembly, the following two modes are provided:
1. when the assembled front cover lock pin is not a black paint piece, the assembled front cover lock pin is arranged on the front cover inner plate 2 and the front cover lock pin reinforcing plate 3 in advance in a welding workshop, and the assembled front cover lock pin and the vehicle body are coated together, so that cost reduction can be realized;
2. when the assembly type front cover lock pin is a black paint part, the assembly type front cover lock pin is assembled in a final assembly workshop, the installation screw/5 is a standard part, and the installation tool can use a general installation tool in the final assembly workshop.
For lockpin and lockpin reinforcing plate all be steel and weld together through carbon dioxide arc welding and then with the lockpin structural style of 2 riveted front shroud inner panels, the assembled front shroud lockpin mounting structure in this embodiment has reduced the use of carbon dioxide arc welding, has saved a set of welding jig, and can improve workman's production environment, prevent to lead to assembled front shroud lockpin to take place the heat altered shape because of welding, the part precision has been improved, for lockpin and lockpin mounting plate riveting back and the lockpin structural style of front shroud assembly through bolted connection, the assembled front shroud lockpin in this embodiment need not use the lockpin mounting plate, weight and cost have been reduced.
In this embodiment, the upper ends of the two connecting portions 12 are bent in different directions so that the two lock pin mounting portions 13 are located on the left and right sides of the lock portion 11, respectively. Locking portion 11 is used for locking the cooperation with the front shroud, and locking portion 11 all can take place the striking with the front shroud lock when opening and closing the front shroud, and two lockpin installation departments 13 are located the left and right sides of locking portion 11 respectively, can all have the supporting role to the left and right sides of assembled front shroud lockpin, can guarantee the installation intensity of assembled front shroud lockpin, prevent that assembled front shroud lockpin from warping towards one side slope.
In this embodiment, both the lock pin mounting portions 13 are flat, and the lock portion 11 and both the connecting portions 12 are cylindrical. In the present embodiment, the locking portion 11, the two connecting portions 12, and the two striker mounting portions 13 are integrally molded. When adding man-hour, the material can select for use the round steel that the diameter is 8mm, the round steel after annealing is earlier according to design length unloading, then bend into the U type with the round steel according to the design, processing forms locking portion 11 and two connecting portion 12, flatten design thickness with U type spare both ends after that, design thickness can be for 2.5 millimeters, bend according to the design with the U type spare that flattens afterwards, form two lockpin installation departments 13, then trompil processing play lockpin mounting hole 131 on lockpin installation department 13, can quench as required at last, temper and electrophoresis. The raw material is round steel, the cost is low, the processing and the manufacturing are simple and convenient, and the integral forming strength is higher.
In this embodiment, the upper end surfaces of the two lock pin mounting portions 13 are located on the same plane, so that the upper end surfaces of the lock pin mounting portions 13 can be attached to the front cover inner panel 2.
In this embodiment, the lock pin mounting hole 131 of one lock pin mounting portion 13 is a circular hole, and the lock pin mounting hole 131 of the other lock pin mounting portion 13 is an oblong hole. The diameter of the round hole can be 8.2mm, the specification of the long round hole is 8.2mm multiplied by 11mm, smooth installation of the M8 mounting bolt 5 can be guaranteed, meanwhile, the welding error of the mounting nut 4 can be absorbed by the long round hole, and smooth assembly of the assembly type front cover lock pin mounting structure can be guaranteed.
In this embodiment, the front cover lock pin reinforcing plate 3 is made of steel, and the two mounting nuts 4 are welded to the front cover lock pin reinforcing plate 3. Another technical scheme different from the technical scheme of this embodiment is that, the material of the front cover lockpin reinforcing plate 3 is aluminum alloy, and two mounting nuts 4 are riveted on the front cover lockpin reinforcing plate 3.
In this embodiment, when the front cover inner panel 2 and the front cover lock pin reinforcing panel 3 are made of the same material, they are connected together by spot welding; when the front cover inner plate 2 and the front cover lock pin reinforcing plate 3 are made of different materials, the front cover inner plate and the front cover lock pin reinforcing plate are connected together through riveting.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (9)
1. An assembled front shroud lockpin which characterized in that: including lockpin locking pole (1), lockpin locking pole (1) includes locking portion (11) and two connecting portion (12), two the lower extreme of connecting portion (12) respectively with both ends are connected around locking portion (11), two the upper end of connecting portion (12) is provided with lockpin installation department (13) of buckling left or right respectively, two all be provided with lockpin mounting hole (131) on lockpin installation department (13).
2. The fabricated front cover latch of claim 1, wherein: the bending directions of the upper ends of the two connecting parts (12) are different, so that the two lock pin mounting parts (13) are respectively positioned at the left side and the right side of the locking part (11).
3. The fabricated front cover latch of claim 1, wherein: two lockpin installation department (13) all are the platykurtic, locking portion (11) and two connecting portion (12) all are cylindricly.
4. The fabricated front cover latch of claim 3, wherein: the upper end surfaces of the two lock pin mounting parts (13) are positioned on the same plane.
5. The fabricated front cover latch of claim 3, wherein: the locking part (11), the two connecting parts (12) and the two locking pin mounting parts (13) are integrally formed.
6. The fabricated front cover latch according to any one of claims 1-5, wherein: the lock pin mounting hole (131) on one lock pin mounting part (13) is a round hole, and the lock pin mounting hole (131) on the other lock pin mounting part (13) is a long round hole.
7. The utility model provides an assembled front shroud lockpin mounting structure which characterized in that: the assembling type front cover lock pin structure comprises a front cover inner plate (2), a front cover lock pin reinforcing plate (3), two mounting nuts (4), two mounting bolts (5) and the assembling type front cover lock pin according to any one of claims 1 to 6, wherein the front cover lock pin reinforcing plate (3) and the assembling type front cover lock pin are respectively arranged on the upper side and the lower side of the front cover inner plate (2), two first bolt through holes are formed in the front cover inner plate (2), second bolt through holes are respectively formed in the positions, corresponding to the two first bolt through holes, of the front cover lock pin reinforcing plate (3), and the mounting bolts (5) sequentially pass through the lock pin mounting holes (131), the first bolt through holes and the second bolt through holes and are connected with the mounting nuts (4).
8. The fabricated front cover latch mounting structure of claim 7, wherein: the front cover lock pin reinforcing plate (3) is made of steel, and the two mounting nuts (4) are welded on the front cover lock pin reinforcing plate (3).
9. The fabricated front cover latch mounting structure of claim 7, wherein: the front cover lock pin reinforcing plate (3) is made of aluminum alloy, and the two mounting nuts (4) are riveted on the front cover lock pin reinforcing plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221857562.4U CN218759335U (en) | 2022-07-19 | 2022-07-19 | Assembly type front cover lock pin and mounting structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221857562.4U CN218759335U (en) | 2022-07-19 | 2022-07-19 | Assembly type front cover lock pin and mounting structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218759335U true CN218759335U (en) | 2023-03-28 |
Family
ID=85690727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221857562.4U Active CN218759335U (en) | 2022-07-19 | 2022-07-19 | Assembly type front cover lock pin and mounting structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218759335U (en) |
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2022
- 2022-07-19 CN CN202221857562.4U patent/CN218759335U/en active Active
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