CN218258424U

CN218258424U - Abnormal sound mounting structure is prevented to car side skirt

Info

Publication number: CN218258424U
Application number: CN202222531446.XU
Authority: CN
Inventors: 张丽春; 陈彩云; 关杰勇; 卢兆驹
Original assignee: Guangdong East Asia Electrical Appliance Co Ltd
Current assignee: Guangdong East Asia Electrical Appliance Co Ltd
Priority date: 2022-09-24
Filing date: 2022-09-24
Publication date: 2023-01-10
Anticipated expiration: 2032-09-24

Abstract

The utility model discloses an abnormal sound installation structure is prevented to car side skirt relates to car side skirt assembly technical field, to the problem that the installation reliability is poor, causes abnormal sound easily between current car general type side skirt and the automobile body, now proposes following scheme, and it includes the installation mechanism that is used for side skirt and automobile body sheet metal connection, installation mechanism is the elasticity clamping structure who has the damping effect, and installation mechanism runs through side skirt and automobile body panel beating, through first damping cage and second damping cage elasticity clamping automobile body panel beating and side skirt; the pre-compaction is provided with the spring between first damping cage and the second damping cage, just tighten up through connecting rod and nut between first damping cage, spring and the second damping cage, the structure of first damping cage and second damping cage is the same, first damping cage structure. The utility model discloses novel structure, this installation mechanism is effectual has solved the problem that the installation reliability is poor, cause the abnormal sound easily between current general type side skirt of car and the automobile body.

Description

Abnormal sound mounting structure is prevented to car side skirt

Technical Field

The utility model relates to an automobile side skirt assembly technical field especially relates to an abnormal sound mounting structure is prevented to automobile side skirt.

Background

The automobile side skirt is a pneumatic element for vehicle turbulence, is commonly used in racing cars or sports cars, so the automobile side skirt also has a strong decorative effect, and a plurality of automobile side skirts for refitting common car instead of walk are provided in the market. Most of universal side skirts sold on the market at present do not have installation structures designed for vehicle types, and the installation steps of the universal side skirts generally include that the installation length of a vehicle body is measured firstly, the side skirts are cut, then the side skirts and a vehicle body side beam are drilled through, and self-tapping screws are used for tapping the side skirts at the drilling positions and locking the side skirts with the vehicle body, so that the universal side skirts are the common current situation of the installation mode of the universal vehicle side skirts.

In conclusion, the thread pitch of the self-tapping screw is much larger than that of a common screw, which means that the self-tapping screw is easier to loosen than the common screw, and the metal plate of the automobile body of the automobile boundary beam is thinner, so that the self-tapping screw is not easy to lock, and the self-tapping screw is often loosened from the automobile body due to strong airflow and jolt vibration when the automobile runs at high speed after being installed, and then generates friction and vibration with the automobile body to generate noise in driving, so that the problem that the existing automobile side skirt is poor in installation reliability and easily causes abnormal sound is solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of abnormal sound mounting structure is prevented to car side skirt has solved the problem that the installation reliability is poor, cause the abnormal sound easily between current general type side skirt of car and the automobile body.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automobile side skirt abnormal sound prevention mounting structure comprises a mounting mechanism used for connecting a side skirt and an automobile body metal plate, wherein the mounting mechanism is an elastic clamping structure with a damping effect, penetrates through the side skirt and the automobile body metal plate, and elastically clamps the automobile body metal plate and the side skirt through a first damping cage and a second damping cage; the pre-compaction is provided with the spring between first damping cage and the second damping cage, just tighten up through connecting rod and nut between first damping cage, spring and the second damping cage.

As an optimized scheme of the utility model, the structure of first damping cage and second damping cage is the same, first damping cage structure: arc-shaped spokes are integrally connected between the two sets of coaxial rings, and the spokes are distributed in an annular array relative to the rings.

As an optimized scheme of the utility model, tight first damping cage and second damping cage are pushed up respectively at the both ends of spring, just it has the backing ring to clip respectively between the both ends of spring and first damping cage and the second damping cage, the backing ring cup joints with the connecting rod.

As a preferred scheme of the utility model, first damping cage and second damping cage are to rotate with the connecting rod and cup joint, just the top of connecting rod is provided with the plug of taut first damping cage, just the nut and the connecting rod bottom external screw thread threaded connection of taut second damping cage.

As a preferred scheme of the utility model, the bottom of connecting rod is cup jointed in the nut, just the bottom threaded connection of nut has the jackscrew, the bottom of connecting rod is crowded tightly to the jackscrew.

As an optimized scheme of the utility model, the bottom outer wall of nut is the hexagonal setting, hexagonal groove has been seted up to the bottom of connecting rod.

The utility model has the advantages that:

1. the installation mechanism penetrates through the side skirt and the vehicle body metal plate, and the first damping cage and the second damping cage are tightened up through the connecting rod and the nut under the support of the spring, so that the first damping cage and the second damping cage are elastically deformed to be flat, the vehicle body metal plate and the side skirt are elastically clamped, the first damping cage and the second damping cage are prevented from falling off, and the installation between the side skirt and the vehicle body is realized;

2. the mounting mechanism is also connected with the screw cap through a jackscrew and the screw cap in a threaded manner to tightly jack the connecting rod, so that the looseness between the connecting rod and the screw cap is avoided;

3. the mounting mechanism supports the first damping cage and the second damping cage through the springs, and the screwing of the nuts compresses the springs so that the mounting mechanism can be compatible with side skirts with different thicknesses (mounting depths).

4. The first damping cage and the second damping cage which are manufactured by the process of plastic coating of elastic metal or made of high-strength nylon material have good elastic deformation performance and relaxed resilience characteristic, and can receive dragging, pushing and twisting by matching with a special cage-shaped structure, so that a certain damping effect is achieved, strong air flow and vibration of a side skirt caused by bumping in the high-speed driving process of an automobile are well inhibited, and the purposes of looseness prevention and noise elimination are achieved.

In conclusion, the mounting mechanism effectively solves the problems that the mounting reliability between the existing universal side skirt of the automobile and the automobile body is poor and abnormal sound is easily caused.

Drawings

Fig. 1 is the utility model discloses and assembly structure chart between car side skirt, the automobile body panel beating.

Fig. 2 is a structural sectional view of fig. 1 of the present invention.

Fig. 3 is a structural sectional view of the present invention.

Fig. 4 is an exploded view of the present invention.

Fig. 5 is an enlarged view of a structure in fig. 2 according to the present invention.

The reference numbers in the figures: 1. a vehicle body metal plate; 2. a side skirt; 3. an installation mechanism; 301. a connecting rod; 302. a plug; 303. an external thread; 304. a first damping cage; 305. a second damping cage; 306. a spring; 307. a backing ring; 308. a nut; 309. and (5) jacking the screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, an automobile side skirt abnormal sound preventing mounting structure comprises a mounting mechanism 3 for connecting a side skirt 2 and a vehicle body metal plate 1, wherein the mounting mechanism 3 is an elastic clamping structure with a damping effect, the mounting mechanism 3 penetrates through the side skirt 2 and the vehicle body metal plate 1, and the vehicle body metal plate 1 and the side skirt 2 are elastically clamped through a first damping cage 304 and a second damping cage 305; a spring 306 is pre-pressed between the first damping cage 304 and the second damping cage 305, the first damping cage 304, the spring 306 and the second damping cage 305 are tightened by a connecting rod 301 and a nut 308, the first damping cage 304 and the second damping cage 305 have the same structure, and the first damping cage 304 has the structure: the first damping cage 304 and the second damping cage 305 are made by adopting an elastic metal plastic-coated process or made of a high-strength nylon material (the nylon material needs to be thickened to improve the strength).

Referring to fig. 3 and 4, a first damping cage 304 and a second damping cage 305 are rotatably sleeved with a connecting rod 301, a plug 302 for tensioning the first damping cage 304 is arranged at the top end of the connecting rod 301, a nut 308 for tensioning the second damping cage 305 is in threaded connection with an external thread 303 at the bottom end of the connecting rod 301, the bottom end of the connecting rod 301 is sleeved in the nut 308, a jackscrew 309 is in threaded connection with the bottom end of the nut 308, the jackscrew 309 tightly presses the bottom end of the connecting rod 301, the first damping cage 304 and the second damping cage 305 are supported in the middle through a spring 306, two ends of the spring 306 respectively press against the first damping cage 304 and the second damping cage 305, and a backing ring 307 is respectively clamped between two ends of the spring 306 and the first damping cage 304 and the second damping cage 305, the backing ring 307 is sleeved with the connecting rod 301, the connecting rod 301 and the nut 308 are tightened to keep the first damping cage 304 and the second damping cage 305 in a flat state, so that the first damping cage 304 and the second damping cage 305 can be clamped with the connecting rod 301, and the connecting rod 301 are prevented from falling off, and the connecting rod 301 is tightly connected with the nut 308 through the top screw 309, and the nut 308, and the looseness is avoided.

Principle of operation

The method comprises the following operation steps:

overlapping the side skirt 2 at an installation position, and using a hole opener to open a hole between the bottom of the side skirt 2 and the vehicle body metal plate 1;

loosening the nut 308 and the connecting rod 301 to enable a gap to be reserved between the first damping cage 304 and the second damping cage 305 and the spring 306, aligning the plug 302 with a drill hole to be inserted, and lightly pinching the first damping cage 304 with hands to enable the diameter of the first damping cage 304 to be reduced by utilizing elastic deformation of the gap reserved before, so that the first damping cage 304 is squeezed into the vehicle body sheet metal 1;

the outer wall of the bottom end of the nut 308 is arranged in a hexagonal shape, the bottom end of the connecting rod 301 is provided with a hexagonal groove, an inner hexagonal wrench is inserted into the hexagonal groove of the bottom end of the connecting rod 301, an open end wrench is used for clamping the bottom end of the nut 308, the nut 308 and the connecting rod 301 are screwed, when the side skirt 2 is tightened to be tightly attached to the vehicle body metal plate 1, the jackscrew 309 is screwed into the bottom of the nut 308 until the jackscrew 309 tightly jacks the connecting rod 301;

the installation between the side skirt 2 and the vehicle body can be completed by evenly arranging a plurality of groups of the installation mechanisms 3 along the length direction of the side skirt 2.

Abnormal sound prevention principle: the first damping cage 304 and the second damping cage 305 which are manufactured by the process of plastic coating of elastic metal or made of high-strength nylon material have good elastic deformation performance and moderate resilience characteristic, can receive dragging, pushing and twisting by matching with a special cage-shaped structure, have certain damping effect, have good inhibiting effect on strong air flow and vibration of the side skirt 2 caused by bumping in the high-speed driving process of an automobile, and further achieve the purposes of looseness prevention and noise elimination.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. An automobile side skirt abnormal sound prevention mounting structure comprises a mounting mechanism (3) used for connecting a side skirt (2) and a vehicle body metal plate (1), and is characterized in that the mounting mechanism (3) is an elastic clamping structure with a damping effect, the mounting mechanism (3) penetrates through the side skirt (2) and the vehicle body metal plate (1), and the vehicle body metal plate (1) and the side skirt (2) are elastically clamped through a first damping cage (304) and a second damping cage (305); a spring (306) is pre-pressed between the first damping cage (304) and the second damping cage (305), and the first damping cage (304), the spring (306) and the second damping cage (305) are tightened through a connecting rod (301) and a nut (308).

2. An automobile side skirt abnormal sound prevention mounting structure according to claim 1, wherein the first damping cage (304) and the second damping cage (305) are identical in structure, and the first damping cage (304) is structured as follows: arc-shaped spokes are integrally connected between the two groups of coaxial rings, and the spokes are distributed in an annular array relative to the rings.

3. The automobile side skirt abnormal sound prevention mounting structure as claimed in claim 1, wherein two ends of the spring (306) respectively abut against the first damping cage (304) and the second damping cage (305), cushion rings (307) are respectively clamped between the two ends of the spring (306) and the first damping cage (304) and the second damping cage (305), and the cushion rings (307) are sleeved with the connecting rod (301).

4. The automobile side skirt abnormal sound prevention mounting structure as claimed in claim 1, wherein the first damping cage (304) and the second damping cage (305) are rotatably sleeved with the connecting rod (301), a plug (302) for tensioning the first damping cage (304) is arranged at the top end of the connecting rod (301), and a nut (308) for tensioning the second damping cage (305) is in threaded connection with an external thread (303) at the bottom end of the connecting rod (301).

5. The automobile side skirt abnormal sound prevention mounting structure as claimed in claim 4, wherein the bottom end of the connecting rod (301) is sleeved in a nut (308), a top thread (309) is connected to the bottom end of the nut (308) in a threaded manner, and the top thread (309) tightly presses the bottom end of the connecting rod (301).

6. The automobile side skirt abnormal sound prevention mounting structure as claimed in claim 1, wherein the outer wall of the bottom end of the nut (308) is hexagonal, and a hexagonal groove is formed at the bottom end of the connecting rod (301).