Automobile fender mounting assembly

The combination of positioning posts and snap-fit ​​mechanism solves the problem of loosening of car mudguards caused by vibration and stone impact, achieving stable connection and convenient installation.

CN224090294UActive Publication Date: 2026-04-07JIANGSU YONGMING VEHICLE COMPONENTS
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-25
Publication Date
2026-04-07

AI Technical Summary

Technical Problem

Existing car mudguards are prone to loosening due to vibration and stone impacts, resulting in unstable connections.

Method used

The design employs a combination of positioning pins, positioning slots, locking slots, and locking mechanisms. By limiting the positioning pins and positioning slots and engaging the locking mechanism, the mudguard body is stably connected to the vehicle, preventing the fastening bolts from loosening.

Benefits of technology

It achieves a firm and stable connection between the mudguard and the vehicle, preventing loosening caused by vibration and stone impact, and is easy to install and disassemble.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of automobile fenders, in particular to an automobile fender installation assembly which comprises a fender body, an installation portion and installation holes evenly formed in the installation portion, a positioning column is arranged on the rear end face of the installation portion, and first through holes communicated with the installation holes are formed in the positioning column. A positioning groove matched with the positioning column is formed in the vehicle at the rear end of the fender body, a connecting hole located on the same central axis with the mounting hole is formed in the positioning groove, clamping grooves are formed in the inner walls of the two sides of the positioning groove, a second through hole is formed in the position, between the clamping grooves and the first through hole, of the positioning column, and a clamping mechanism is arranged in the second through hole. A fastening bolt is arranged in the mounting hole, one end of the fastening bolt penetrates through the first through hole and is in threaded connection with the connecting hole, and one end of the clamping mechanism is driven to enter the clamping groove to be clamped, so that connection of the fender is firmer and more stable, and the situation that the fender is loosened due to bumping vibration and impact of stone foreign matter is not prone to occurring.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile mudguard, concretely is automobile mudguard installation component. BACKGROUND

[0002] The automobile mudguard is a plate structure installed behind the outer frame of the wheel, mainly used for preventing the mud, stones and sundries brought by the tire from splashing on the vehicle body during driving, so as to protect the vehicle body and reduce the damage to the vehicle paint. The mudguard needs to be connected with the vehicle firmly and stably, otherwise the vibration generated during driving and the impact of stones and sundries can cause the loosening of the mudguard. SUMMARY

[0003] The utility model solves the technical problem in the above, provides a kind of automobile mudguard installation component to solve the problem presented in the above background art.

[0004] The utility model discloses a kind of automobile mudguard installation components, including mudguard main body, installation part being arranged in the one side of mudguard main body, and installation hole being evenly arranged on installation part, the installation part rear end is provided with the positioning column on the same central axis with installation hole, the first through hole being communicated with installation hole is opened in the inside of positioning column, the positioning groove matched with positioning column is opened in the rear end of mudguard main body, the connecting hole on the same central axis with installation hole is opened in the inside of positioning groove, the clamping groove is opened in the inner wall of the both sides of positioning groove, the second through hole is opened in the positioning column between clamping groove and first through hole, the clamping mechanism is arranged in the inside of second through hole, the fastening bolt is arranged in the inside of installation hole, the fastening bolt one end penetrates first through hole, and is connected with connecting hole screw thread, and drives the one end of clamping mechanism to enter the clamping groove inside and be clamped.

[0005] Further, the clamping mechanism includes connecting rod, sliding slot, sliding block, spring, the connecting rod is arranged in the inside of second through hole, the sliding slot is opened on the inner wall of second through hole, the sliding block is sleeved on connecting rod, and sliding block is connected with sliding slot slidingly, the spring is sleeved on the one end of connecting rod close to clamping groove, the one end of spring is in contact with sliding block, and the other end is in contact with the inner side wall of sliding slot.

[0006] Further, under the action of spring force, one end of connecting rod moves to the inside of second through hole, and the other end moves to the inside of first through hole.

[0007] Further, the upper surface of connecting rod in the inside of first through hole is provided with first driving slope.

[0008] Further, the mounting portion front end face is provided with a cover for forming a closed mounting hole, the cover is symmetrically provided with an elastic clamping piece at both ends, a clamping hole is formed at the center of the elastic clamping piece, an opening is formed at the top end of the elastic clamping piece and is in communication with the clamping hole, a clamping column matched with the clamping hole is symmetrically arranged at the top end of the cover, the inner diameter of the opening is smaller than the clamping column, and a second driving slope is formed at the inner wall of both ends of the opening.

[0009] The utility model discloses the beneficial effect is:

[0010] The utility model discloses the cooperation of positioning column, positioning slot, first through -hole, connecting hole, clamping slot, second through -hole, clamping mechanism, clamping slot, the cooperation of fastening bolt, through the cooperation of positioning column and positioning slot, the installation position of mud -guard main part is limited to the vehicle, makes the installation hole correspond with connecting hole, need not repeatedly adjust alignment, make its installation more convenient, along with fastening bolt and connecting hole threaded connection, drive clamping mechanism and move to clamping slot one side along second through -hole to with clamping slot carding, further increase the firmness of connection, and one end of clamping mechanism and the inner wall of clamping slot are in contact, and the other end and the stud of fastening bolt are in contact, and the reverse force of clamping mechanism makes it and the stud outer surface of fastening bolt firmly contact together, can prevent fastening bolt from vibrating and produce the situation of rotary loosening, and the carding of clamping mechanism and clamping slot, the threaded connection of fastening bolt and connecting hole cooperates each other, make the connection between mud -guard main part and vehicle more firm and stable, and it is difficult to loosen because of the impact of stone sundries and the jolt vibration of vehicle. BRIEF DESCRIPTION OF DRAWINGS

[0011] The foregoing and other objects, features and advantages of the utility model will become more apparent from the following detailed description, which proceeds with reference to the accompanying drawings.

[0012] Figure 1 It is the front view of the utility model.

[0013] Figure 2 It is the section view of the cooperation of positioning column and positioning slot of the utility model.

[0014] Figure 3 It is the structure schematic diagram of the cooperation of clamping column and elastic clamping piece of the utility model.

[0015] Figure 4 It is the structure schematic diagram of the utility model elastic clamping piece bottom view.

[0016] Wherein: 1, the fender main body; 2, the mounting portion;3, the mounting hole;4, the positioning column;401, the first through hole;402, the second through hole;5, the vehicle;501, the positioning groove;502, the connecting hole;503, the clamping groove;6, the fastening bolt;701, the connecting rod;702, the sliding groove;703, the sliding block;704, the spring;705, the first drive slope;8, the cover;9, the elastic clamping piece;901, the clamping hole;10, the clamping column;11, the second drive slope. DETAILED DESCRIPTION

[0017] The utility model makes further explanation in combination with the drawings.

[0018] Referring to Figures 1-4 As shown in the figure, the automobile fender mounting assembly comprises a fender main body 1, a mounting portion 2 arranged on one side of the fender main body 1, and mounting holes 3 evenly arranged on the mounting portion 2, the fender main body 1 is fixedly connected with the frame at the rear end of the wheel of the vehicle 5 through the mounting portion 2, the rear end surface of the mounting portion 2 is provided with a positioning column 4 on the same central axis as the mounting hole 3, the positioning column 4 is internally provided with a first through hole 401 in communication with the mounting hole 3, the vehicle 5 at the rear end of the fender main body 1 is provided with a positioning groove 501 matched with the positioning column 4, the positioning groove 501 is internally provided with a connecting hole 502 on the same central axis as the mounting hole 3, and the fender main body 1 is connected with the positioning groove 501 of the vehicle through the positioning column 4 to limit the up-down and left-right movement, so that the mounting hole 3 corresponds to the connecting hole 502, and repeated adjustment and alignment are not required, so that installation is more convenient.

[0019] The inner walls on both sides of the positioning groove 501 are provided with clamping grooves 503, the positioning column 4 between the clamping grooves 503 and the first through hole 401 is provided with a second through hole 402, the second through hole 402 is provided with a clamping mechanism, the mounting hole 3 is provided with a fastening bolt 6, one end of the fastening bolt 6 penetrates the first through hole 4 and is threadedly connected with the connecting hole 502, and the clamping mechanism is driven to enter the clamping groove 503 and be clamped, while the fastening bolt 6 is threadedly connected with the connecting hole 502 through the mounting hole 3 and the first through hole 4, the clamping mechanism is driven to move to the side of the clamping groove 501 along the second through hole 402 of the clamping mechanism, one end of the clamping mechanism enters the clamping groove 501, the other end abuts against the threaded shank of the fastening bolt, the reverse force of the clamping mechanism makes the threaded shank of the fastening bolt abut against the outer surface of the threaded shank, the fastening bolt is prevented from being loosened due to vibration, the clamping of the clamping mechanism and the clamping groove and the threadedly connected cooperation of the fastening bolt and the connecting hole make the connection between the fender main body and the vehicle more firm and stable, and the fender main body is not prone to loosening due to the impact of stones and the vibration of the vehicle.

[0020] Preferably, the clamping mechanism comprises a connecting rod 701, a sliding groove 702, a sliding block 703, and a spring 704, the connecting rod 701 is arranged inside the second through hole 402, the sliding groove 702 is arranged on the inner wall of the second through hole 402, the sliding block 703 is sleeved on the connecting rod 701 and is in sliding connection with the sliding groove 702, the spring 704 is sleeved on one end of the connecting rod 701 close to the clamping groove 503, one end of the spring 704 abuts against the sliding block 703, and the other end abuts against the inner side wall of the sliding groove 702; under the action of the spring 704, one end of the connecting rod 701 moves to the inside of the second through hole 402, and the other end moves to the inside of the first through hole 401; a first driving slope 705 is arranged on the upper surface of the connecting rod 701 inside the first through hole 401; when the stud of the fastening bolt 6 enters the inside of the first through hole 401, the first driving slope 705 is contacted, the two connecting rods 701 are pushed, the connecting rod 701 and the sliding block 703 are driven to move along the sliding groove 702 to one side of the clamping groove 503, the spring 704 is extruded, and elastic deformation occurs; one end of the connecting rod 701 enters the inside of the clamping groove 503, the other end abuts against the fastening bolt 6, and is limited by the fastening bolt 6; the connecting rod 701 is always inside the clamping groove 503, and the reverse force generated by the spring 704 makes the connecting rod 701 clamp the stud of the fastening bolt 6, so that the fastening bolt 6 is fixed more firmly and stably; when the fastening bolt 6 is separated from the first through hole 401, the pushing force of the fastening bolt 6 on the connecting rod 701 disappears, the spring 704 resets, the connecting rod 701 is separated from the clamping groove 503, and enters the inside of the second through hole 402, so that the mud guard main body 1 is convenient to disassemble; the screw head of the fastening bolt 6 is specifically a cross-shaped groove.

[0021] Preferably, the mounting portion 2 is provided with a cover 8 which is arranged on the front end face of the mounting portion 2 and covers the mounting hole 3, the cover 8 is symmetrically provided with elastic clamping pieces 9 at two ends thereof, the elastic clamping pieces 9 are provided with clamping holes 901 at centers thereof, the elastic clamping pieces 9 are provided with openings 902 at top ends thereof and the openings 902 are in communication with the clamping holes 901, the cover 8 is symmetrically provided with clamping columns 10 at a top end thereof and the clamping columns 10 are matched with the clamping holes 901, the inner diameter of the opening 902 is smaller than the clamping column 10, the second driving slopes 11 are arranged on the inner walls of two ends of the opening 902, when the cover 8 covers the mounting hole 3, the clamping column 10 is contacted with the second driving slope 11 of the opening 902, so that the opening 902 is flared to allow the clamping column 10 to enter the inside of the clamping hole 901, the opening 902 resets and the size of the opening is smaller than the outer diameter of the clamping column 10, so that the clamping column 10 is not easy to be separated from the clamping hole 901 through the opening 902, and the cover 8 covers the mounting hole 3, so that the fastening bolt 6 is prevented from being interfered by the external environment.

[0022] The above is only a preferred embodiment of the present application, and does not limit the present application in any form, and any simple modification or equivalent change made on the basis of the technical essence of the present application to the above embodiment falls within the protection scope of the present application.

Claims

1. A car mudguard mounting assembly, comprising a mudguard body (1), a mounting portion (2) disposed on one side of the mudguard body (1), and mounting holes (3) evenly disposed on the mounting portion (2), characterized in that: The rear end face of the mounting part (2) is provided with a positioning post (4) on the same central axis as the mounting hole (3). The positioning post (4) has a first through hole (401) connected to the mounting hole (3). The vehicle (5) at the rear end of the mudguard body (1) has a positioning groove (501) that matches the positioning post (4). The positioning groove (501) has a connecting hole (502) on the same central axis as the mounting hole (3). The inner walls on both sides of the positioning groove (501) have slots (503). The positioning post (4) between the slot (503) and the first through hole (401) has a second through hole (402). The second through hole (402) has a snap-fit ​​mechanism. The mounting hole (3) has a fastening bolt (6). One end of the fastening bolt (6) passes through the first through hole (401) and is threaded to the connecting hole (502), and drives one end of the snap-fit ​​mechanism to enter the slot (503) and engage.

2. The automobile mudguard mounting assembly according to claim 1, characterized in that: The locking mechanism includes a connecting rod (701), a sliding groove (702), a slider (703), and a spring (704). The connecting rod (701) is disposed inside the second through hole (402). The sliding groove (702) is opened on the inner wall of the second through hole (402). The slider (703) is sleeved on the connecting rod (701) and is slidably connected to the sliding groove (702). The spring (704) is sleeved on one end of the connecting rod (701) near the locking groove (503). One end of the spring (704) abuts against the slider (703), and the other end abuts against the inner wall of the sliding groove (702).

3. The automobile mudguard mounting assembly according to claim 2, characterized in that: Under the force of the spring (704), one end of the connecting rod (701) moves into the second through hole (402), and the other end moves into the first through hole (401).

4. The automobile mudguard mounting assembly according to claim 2, characterized in that: The upper surface of the connecting rod (701) inside the first through hole (401) is provided with a first driving slope (705).

5. The automobile mudguard mounting assembly according to claim 1, characterized in that: The front end face of the mounting part (2) is provided with a cover (8) that closes the mounting hole (3). The cover (8) is provided with elastic clips (9) symmetrically at both ends. The center of the elastic clip (9) is provided with a clip hole (901). The top end of the elastic clip (9) is provided with an opening (902) that communicates with the clip hole (901). The top end of the cover (8) is provided with clip posts (10) that match the clip hole (901). The inner diameter of the opening (902) is smaller than that of the clip post (10). The inner walls of both ends of the opening (902) are provided with second driving slopes (11).