Framework structure of automobile exterior bumper product

Abstract

The utility model discloses a framework structure of an automobile exterior bumper product, and belongs to the technical field of automobile accessories. An upper flange is fixedly arranged at the top of the metal plate framework, a plurality of sets of auxiliary connecting plates are connected to the rear side of the bottom of the upper flange through bolts, a lower flange is fixedly arranged at the bottom of the metal plate framework, the upper flange extends to form an upward flange, and two sets of L-shaped supporting plates are connected to the rear portion of the metal plate framework through bolts. Side protection plate frameworks are connected to the two sides of the metal plate framework through bolts, a connecting plate is connected to the rear portions of the side protection plate frameworks through bolts, a supporting connecting frame is connected to the other end of the connecting plate through bolts, and a shell protection plate is arranged on the metal plate framework. By arranging the L-shaped supporting plate, when the metal plate framework is subjected to impact force of the side face, the impact force can be transmitted to the frame body through the L-shaped supporting plate, and therefore the strength of the metal plate framework for bearing the impact of the side face is enhanced. The utility model is mainly used for providing the automobile bumper framework structure.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile accessories, and in particular relates to a skeleton structure of an automobile exterior bumper product. Background Art

[0002] In order to meet the people's growing needs for a better life, the automobile industry is also developing rapidly, and the high quality requirements of automobile exteriors have become inevitable and a social consensus. In automobiles, the front and rear bumpers have always been a difficult point in the matching of exterior parts. Due to product strength issues, when designing bumpers, a lot of reinforcement structures are usually required on the back of the product body, and a lot of skeletons are made when the product is installed. This results in very complex product structure and product mold structure.

[0003] A Chinese patent with authorization announcement number "CN211252488U" discloses a light truck bumper frame, including a frame body, the frame body including a front panel portion, transition panel portions are provided on both sides of the front panel portion, and side panel portions bent backwards are provided at both ends of the transition panel portion. A mounting flange is provided around the frame body, a grille decorative hole is provided on the transition panel portion, a license plate mounting opening is provided on the front panel, and reinforcing ribs are provided at both ends of the license plate mounting opening. The mounting flange has a positioning protrusion. By setting the positioning flange, the problems of the previous light truck front bumper being single, insufficient strength, and inconvenient installation and positioning are avoided.

[0004] The device also has the following problems: the connection between the side panel and the frame body is not firm, and the protection of the vehicle is seriously insufficient when facing an impact from the side of the bumper. Utility Model Content

[0005] The technical problem to be solved by the utility model is: to overcome the deficiencies of the prior art and to provide a skeleton structure for an automobile exterior bumper product, which, by arranging an L-shaped support plate, when the sheet metal skeleton is subjected to a lateral impact force, the impact force can be transmitted to the frame body through the L-shaped support plate, thereby enhancing the strength of the sheet metal skeleton to withstand lateral impact.

[0006] The described automotive exterior bumper product skeleton structure includes a sheet metal skeleton, an upper flange is fixedly provided on the top of the sheet metal skeleton, a plurality of auxiliary connecting plates are bolted to the rear side of the bottom of the upper flange, a lower flange is fixedly provided on the bottom of the sheet metal skeleton, an upward flange extends from the upper flange, two groups of L-shaped supporting plates are bolted to the rear of the sheet metal skeleton, side guard plate skeletons are bolted to both sides of the sheet metal skeleton, a connecting plate is bolted to the rear of the side guard plate skeleton, a supporting connecting frame is bolted to the other end of the connecting plate, and an outer shell guard plate is provided on the sheet metal skeleton.

[0007] Preferably, sensor installation openings are fixedly opened on both sides of the front of the sheet metal frame, a weight reduction hole is provided in the middle of the sheet metal frame, a plurality of groups of buffer pads are provided on the top of the upper flange, a second fixing hole is fixedly opened on the buffer pad, and the second fixing hole is fixedly connected to the upper flange by bolts.

[0008] Preferably, the buffer pad is made of rubber.

[0009] Preferably, a fixed mounting hole is fixedly provided in the middle of the outer shell guard plate, the fixed mounting hole is fixedly connected to the front of the sheet metal frame by bolts, the top of the outer shell guard plate is fixedly connected to the auxiliary connecting plate by bolts, multiple groups of license plate mounting holes are opened on the upper and lower sides of the fixed mounting hole, license plate light mounting openings are opened on the left and right sides of the fixed mounting hole, multiple groups of distance sensor mounting openings are also fixedly provided at the front of the outer shell guard plate, distance sensor mounting buckles are clamped inside the distance sensor mounting openings, and car light mounting openings are fixedly provided on both sides of the front of the outer shell guard plate.

[0010] Preferably, a unloading port is fixedly provided on the side guard plate frame, and a groove is provided on both the upper and lower sides of the unloading port. A fixing hole is provided on the bottom and side wall of the side slide plate frame, and the fixing hole is fixedly connected to the side guard plate by bolts.

[0011] Preferably, the side guard plates and the housing guard plates are both made of plastic.

[0012] Preferably, a second groove is provided on the supporting connecting frame.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. By providing the L-shaped support plate 9, when the sheet metal frame 4 is subjected to a side impact force, the impact force can be transmitted to the frame body through the L-shaped support plate 9, thereby enhancing the strength of the sheet metal frame 4 to withstand side impacts;

[0015] 2. The side guard frame extends the protection range of the bumper from the front of the sheet metal frame 4 to both sides of the rear, thereby increasing the protection area for the side of the vehicle;

[0016] 3. By providing the connecting plate and the supporting connecting frame, when the side guard plate frame 5 is subjected to the impact force from the side of the vehicle, the impact force can be transmitted to the supporting connecting frame 6 through the connecting plate 8, and then transmitted to the frame body through the supporting connecting frame 6, thereby further increasing the strength of the bumper to withstand the impact force from the side of the vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the distance sensor mounting buckle;

[0019] Figure 3 It is a schematic diagram of the structure of the sheet metal skeleton;

[0020] Figure 4 It is a structural schematic diagram of a buffer pad;

[0021] Figure 5 It is a schematic diagram of the rear structure of the sheet metal frame;

[0022] Figure 6 It is a structural schematic diagram of the side guard plate frame;

[0023] Figure 7 It is a structural schematic diagram of an L-shaped support plate and a support connecting frame;

[0024] Figure 8 Schematic diagram of the top structure of the sheet metal skeleton.

[0025] In the figure, 1. shell guard plate; 101. lamp installation opening; 102. fixed installation hole; 103. license plate light installation opening; 104. distance sensor installation opening; 105. license plate installation hole; 2. side guard plate; 3. distance sensor installation buckle; 4. sheet metal frame; 401. lower flange; 402. upper flange; 403. sensor installation opening; 404. flange; 405. weight reduction hole; 5. side guard plate frame; 501. unloading opening; 502. groove one; 503. fixing hole one; 6. support connecting frame; 601. groove two; 7. buffer pad; 701. fixing hole two; 8. connecting plate; 9. L-shaped support plate; 10. auxiliary connecting plate. DETAILED DESCRIPTION

[0026] The utility model is further described below in conjunction with the accompanying drawings:

[0027] The directional nouns involved in the detailed description paragraphs are only for the convenience of those skilled in the art to understand the technical solutions described in this application according to the visual orientation shown in the accompanying drawings. Unless otherwise clearly specified and limited, the terms "setting", "installation", "connection", etc. should be understood in a broad sense. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0028] like Figure 5 and Figure 8As shown, a frame structure of an automobile exterior bumper product includes a sheet metal frame 4, an upper flange 402 is fixedly provided on the top of the sheet metal frame 4, and a plurality of auxiliary connecting plates 10 are bolted to the rear side of the bottom of the upper flange 402, a lower flange 401 is fixedly provided on the bottom of the sheet metal frame 4, and an upward flange 404 extends from the upper flange 402. By setting the flange 404 structure, the structural strength of the upper flange 402 can be increased; two groups of L-shaped support plates 9 are bolted to the rear of the sheet metal frame 4, and the other end of the L-shaped support plate 9 is fixedly connected to the frame body by bolts. When the sheet metal frame 4 is subjected to a side impact force, the impact force can be The force is transmitted to the vehicle frame body through the L-shaped support plate 9, thereby strengthening the strength of the sheet metal frame 4 to withstand side impacts; the side guard plate frame 5 is bolted to the sides of the sheet metal frame 4, and the side guard plate frame 5 extends from the sides of the sheet metal frame 4 to the rear, increasing the protection area for the side of the vehicle; the rear of the side guard plate frame 5 is bolted to a connecting plate 8, and the other end of the connecting plate 8 is bolted to a supporting connecting frame 6, and the other end of the supporting connecting frame 6 is bolted and fixed to the vehicle frame body. When the side guard plate frame 5 is subjected to impact force from the side of the vehicle, the impact force can be transmitted to the supporting connecting frame 6 through the connecting plate 8, and then transmitted to the vehicle frame body through the supporting connecting frame 6. The sheet metal frame 4 is provided with an outer shell guard plate 1.

[0029] like Figure 3 and Figure 4 As shown, sensor installation openings 403 are fixedly opened on both sides of the front of the sheet metal frame 4, and a weight reduction hole 405 is provided in the middle of the sheet metal frame 4. The weight reduction hole 405 can not only effectively reduce the weight of the sheet metal frame 4 and reduce the production cost, but also prevent the sheet metal frame 4 from stress concentration when subjected to impact force, thereby effectively increasing the structural strength of the sheet metal frame 4; a plurality of groups of buffer pads 7 are provided on the top of the upper flange 402, and the buffer pads 7 are clamped between the sheet metal frame 4 and the outer shell guard plate 1, which can provide support for the outer shell guard plate 1 while preventing the impact force from directly acting on the sheet metal frame 4 when subjected to external impact, thereby causing damage to the sheet metal frame 4 and increasing the maintenance cost; a fixing hole 2 701 is fixedly opened on the buffer pad 7, and the fixing hole 2 701 is fixedly connected to the upper flange 402 by bolts.

[0030] The material of the buffer plate 7 is rubber.

[0031] like Figure 1 and Figure 2As shown, a fixed mounting hole 102 is fixedly provided in the middle of the shell guard plate 1, and the fixed mounting hole 102 is fixedly connected to the front of the sheet metal frame 4 by bolts, and the top of the shell guard plate 1 is fixedly connected to the auxiliary connecting plate 10 by bolts. Therefore, the front and top of the shell guard plate 1 can be firmly fixed on the sheet metal frame 4; multiple groups of license plate mounting holes 105 are provided on the upper and lower sides of the fixed mounting hole 102 for installing vehicle license plates; license plate light mounting openings 103 are provided on the left and right sides of the fixed mounting hole 102, and multiple groups of distance sensor mounting openings 104 are also fixedly provided on the front of the shell guard plate 1, and the distance sensor mounting buckles 3 are clamped inside the distance sensor mounting openings 104. After the ultrasonic distance sensor is buckled into the distance sensor mounting buckle 3, it is buckled into the distance sensor mounting opening 104 on the shell guard plate 1 to complete the installation; vehicle light mounting openings 101 are fixedly provided on both sides of the front of the shell guard plate 1 for installing vehicle lamps.

[0032] like Figure 6 As shown, a relief port 501 is fixedly provided on the side guard plate frame 5. The provision of the relief port 501 can ensure that the side guard plate frame 5 avoids stress concentration when it is impacted from the side of the vehicle. At the same time, since grooves 502 are provided above and below it, internal stress is generated when the grooves 502 are pressed out on the side guard plate frame 5, which reduces the structural strength of the side guard plate frame 5. By providing the relief port 501, the internal stress can be released; grooves 502 are provided on both the upper and lower sides of the relief port 501, and the provision of the grooves 502 can increase the structural strength of the side guard plate frame 5; fixing holes 503 are provided on the bottom and side walls of the side slide plate frame 5, and the fixing holes 503 are fixedly connected with the side guard plate 2 by bolts. The side walls and bottom walls of the side guard plate 2 are fixedly connected with the side guard plate frame 5 by bolts, which ensures the installation strength of the side guard plate 2. The side guard plate 2 and the outer shell guard plate 1 are made of plastic, and the plastic material effectively reduces the processing difficulty and production cost of the two.

[0033] like Figure 7 As described above, the supporting connecting frame 6 is provided with a second groove 601. By providing the second groove 601, the structural strength of the supporting connecting frame 6 is increased.

[0034] The utility model provides an L-shaped support plate 9, when the sheet metal frame 4 is subjected to a lateral impact force, the impact force can be transmitted to the frame body through the L-shaped support plate 9, thereby enhancing the strength of the sheet metal frame 4 to withstand lateral impacts; by providing a connecting plate 8 and a supporting connecting frame 6, when the side guard plate frame 5 is subjected to an impact force from the side of the vehicle, the impact force can be transmitted to the supporting connecting frame 6 through the connecting plate 8, and then transmitted to the frame body through the supporting connecting frame 6, thereby further increasing the strength of the bumper to withstand the lateral impact force of the vehicle.

Claims

1. A skeleton structure of an automobile exterior bumper product, characterized in that: The invention comprises a sheet metal frame (4), wherein an upper flange (402) is fixedly provided on the top of the sheet metal frame (4), a plurality of auxiliary connecting plates (10) are bolted to the rear side of the bottom of the upper flange (402), a lower flange (401) is fixedly provided on the bottom of the sheet metal frame (4), an upward flange (404) extends from the upper flange (402), two groups of L-shaped supporting plates (9) are bolted to the rear of the sheet metal frame (4), side guard plate frames (5) are bolted to the sides of the sheet metal frame (4), a connecting plate (8) is bolted to the rear of the side guard plate frames (5), and a supporting connecting frame (6) is bolted to the other end of the connecting plate (8), and a shell guard plate (1) is provided on the sheet metal frame (4).

2. The automotive exterior bumper product skeleton structure according to claim 1, characterized in that: Sensor installation openings (403) are fixedly provided on both sides of the front of the sheet metal frame (4), a weight reduction hole (405) is provided in the middle of the sheet metal frame (4), a plurality of groups of buffer pads (7) are provided on the top of the upper flange (402), a second fixing hole (701) is fixedly provided on the buffer pad (7), and the second fixing hole (701) is fixedly connected to the upper flange (402) by bolts.

3. The automotive exterior bumper product skeleton structure according to claim 2, characterized in that: The material of the buffer pad (7) is rubber.

4. The automotive exterior bumper product skeleton structure according to claim 1, characterized in that: A fixed mounting hole (102) is fixedly provided in the middle of the shell guard plate (1), the fixed mounting hole (102) is fixedly connected to the front of the sheet metal frame (4) by bolts, the top of the shell guard plate (1) is fixedly connected to the auxiliary connecting plate (10) by bolts, a plurality of groups of license plate mounting holes (105) are provided on the upper and lower sides of the fixed mounting hole (102), a license plate light mounting opening (103) is provided on the left and right sides of the fixed mounting hole (102), a plurality of groups of distance sensor mounting openings (104) are also fixedly provided on the front of the shell guard plate (1), a distance sensor mounting buckle (3) is clamped inside the distance sensor mounting opening (104), and a vehicle light mounting opening (101) is fixedly provided on both sides of the front of the shell guard plate (1).

5. The automotive exterior bumper product skeleton structure according to claim 1, characterized in that: The side guard plate frame (5) is fixedly provided with a load-relief opening (501), and grooves (502) are provided on both the upper and lower sides of the load-relief opening (501). A fixing hole (503) is provided on the bottom and the side wall of the side guard plate frame (5), and the fixing hole (503) is fixedly connected to the side guard plate (2) by bolts.

6. The automotive exterior bumper product skeleton structure according to claim 5, characterized in that: The side guard plate (2) and the housing guard plate (1) are both made of plastic.

7. The automotive exterior bumper product skeleton structure according to claim 1, characterized in that: The supporting connection frame (6) is provided with a second groove (601).

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