CN214296154U

CN214296154U - Novel fender support device

Info

Publication number: CN214296154U
Application number: CN202023076304.6U
Authority: CN
Inventors: 林杰; 陈慧玲; 华新
Original assignee: Liuzhou Risun Automobile Shock Absorption Technology Co ltd
Current assignee: Liuzhou Risun Automobile Shock Absorption Technology Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-09-28
Anticipated expiration: 2030-12-18

Abstract

The utility model provides a novel fender support device, including gimbal mechanism, base mechanism, gimbal mechanism includes stay tube (1), connecting plate (2), tail lamp support (3), backup pad (4), connecting plate (2) tail lamp support (3) backup pad (4) are installed respectively on stay tube (1), base mechanism includes base (5), vibration damper, install on base (5) vibration damper, stay tube (1) one end is installed on base (5). The utility model has the advantages that: 1. by changing the hardness of the rubber, the product fixed frequency can be adjusted to avoid an engine excitation frequency interval, and the resonance risk is reduced; 2. through the structure of rubber, reach the damping effect, improve product durability, solve current stage conventional fender support welding department fracture problem, greatly reduced after-sale risk practices thrift product cost.

Description

Novel fender support device

Technical Field

The utility model relates to an auto-parts field especially relates to a novel fender support device.

Background

In the domestic market, a common commercial vehicle is provided with a fender bracket assembly which is used as an important part in a whole vehicle system, mainly used for supporting parts such as a fender, a tail lamp, a license plate and the like and generally assembled on an axle beam; the common fender bracket structure on the market is in rigid connection, namely, all parts ensure the relative positions of all parts in a welding mode.

Disadvantages/drawbacks of the prior art:

1. the rigid connection structure needs to greatly change the whole structure to enable the fixed frequency band to avoid the excitation frequency of the engine;

2. the rigid connecting structure is assembled in a welding mode and then assembled on the cross beam through bolts; all the connecting positions have no buffer, vibration has no attenuation, and meanwhile, the welding position is easy to be corroded by vibration, so that the service life of a product is greatly shortened, and more after-sale problems are caused;

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel fender support device, including gimbal mechanism, base mechanism, gimbal mechanism includes stay tube, connecting plate, tail lamp support, backup pad, the connecting plate the tail lamp support the backup pad is installed respectively on the stay tube, base mechanism includes base, vibration damper, install on the base vibration damper, stay tube one end is installed on the base.

As a further improvement of the utility model, the vibration damper includes sleeve pipe, rubber, the base includes bottom plate, hollow post is installed on the bottom plate, install in the hollow post the sleeve pipe, rubber is installed hollow post internal surface with between the sleeve pipe surface.

As a further improvement of the present invention, one end of the support tube is inserted into the sleeve, and the support tube is in interference fit with the sleeve.

As a further improvement of the utility model, the rubber inner surface is bonded with the sleeve pipe outer surface, and the rubber outer surface is bonded with the hollow column inner surface.

As a further improvement of the utility model, U-shaped grooves are arranged at both ends of the rubber; the sleeve structure is a cylinder, and chamfers are arranged at two ends of the inner side of the sleeve structure.

As a further improvement, the utility model discloses a be equipped with three installation round hole on the bottom plate, be equipped with four strengthening ribs around the hollow post.

As a further improvement, the connecting plate is U style of calligraphy, respectively is equipped with a first mounting hole on two planes of the port respectively outside extension at U style of calligraphy both ends, the connecting plate arc surface is equipped with a first waist type hole of department.

As a further improvement of the utility model, the tail lamp support is irregular L type, tail lamp support perpendicular terminal surface is equipped with a second waist type hole and two second mounting holes.

As a further improvement of the utility model, the supporting plate is triangular, and a triangular hole is arranged in the middle of the supporting plate; the supporting tube is double-L-shaped, and a countersunk hole is formed in the tail end of the supporting tube.

The utility model has the advantages that: 1. by changing the hardness of the rubber, the product fixed frequency can be adjusted to avoid an engine excitation frequency interval, and the resonance risk is reduced; 2. through the structure of the rubber, the vibration reduction effect is achieved, the durability of the product is improved, the problem that the welding part of the conventional fender bracket is broken at the present stage is solved, the after-sale risk is greatly reduced, and the product cost is saved; 3. the base device and the bent pipe adopt an assembly form, and 1 can be realized: compared with an integrally vulcanized structure, the production mode of the N rubber part can greatly improve the vulcanization capacity, avoid the waste of rubber materials, is easier to realize in process and is clearer and more definite in quality control; 4. the reliability of the product can be ensured through the requirements of bonding, pulling-out force and torsion performance.

Drawings

FIG. 1 is a view showing a structure of a fender bracket assembly of the present invention;

FIG. 2 is a structural diagram of the support mechanism of the present invention;

FIG. 3 is a structural view of the support tube of the present invention;

fig. 4 is a front view of the connection plate of the present invention;

fig. 5 is a top view of the connection plate of the present invention;

fig. 6 is a side view of the tail light bracket of the present invention;

fig. 7 is a top view of the tail light bracket of the present invention;

FIG. 8 is a view of the structure of the support plate of the present invention;

fig. 9 is a top view of the base mechanism of the present invention;

fig. 10 is a cross-sectional view of the base mechanism of the present invention;

fig. 11 is a cross-sectional view of the sleeve of the present invention.

Detailed Description

As shown in fig. 1-3 and 9-11, the utility model discloses a novel fender bracket device, including gimbal mechanism 8, base mechanism 9, gimbal mechanism 8 includes stay tube 1, connecting plate 2, tail lamp support 3, backup pad 4, the connecting plate 2 tail lamp support 3 backup pad 4 is installed respectively on the stay tube 1, 2 quantity of connecting plate are two, are located respectively tail lamp support 3 both sides, base mechanism 9 includes base 5, vibration damper, install on the base 5 vibration damper, stay tube one end 1 is installed on the base 5. The base means 9 provides the supporting function and the bracket means 8 provides the connecting function.

The damping device comprises a sleeve 6 and rubber 7, the base 5 comprises a bottom plate 50 and a hollow column 51, the hollow column 51 is installed on the bottom plate 50, the sleeve 6 is installed in the hollow column 51, and the rubber 7 is installed between the inner surface of the hollow column 51 and the outer surface of the sleeve 6.

One end of the support tube 1 extends into the sleeve 6, and the support tube 1 and the sleeve 6 are in interference fit (d1 and d2) to ensure the relative positions of the bracket device and the base device.

The inner surface of the rubber 7 is bonded with the outer surface of the sleeve 6, and the outer surface of the rubber 7 is bonded with the inner surface of the hollow column 51.

Two ends of the rubber 7 are provided with U-shaped grooves 70; the sleeve 6 is cylindrical, and chamfers are arranged at two ends of the inner side of the sleeve.

The bottom plate 50 is provided with three mounting round holes 52, an irregular step structure is arranged on the assembly surface, and four reinforcing ribs 53 are arranged around the hollow column 51.

The connecting plate 2, the tail lamp bracket 3 and the support plate 4 are respectively welded on the support tube 1.

As shown in fig. 4-5, the connecting plate 2 is U-shaped, two planes of the U-shaped end opening extending outward are respectively provided with a first mounting hole 20, and the arc surface of the connecting plate 2 is provided with a first waist-shaped hole 21.

As shown in fig. 6-7, the tail light bracket 3 is irregular L-shaped, and the vertical end surface of the tail light bracket 3 is provided with a second waist-shaped hole 30 and two second mounting holes 31.

As shown in fig. 8, the support plate 4 is triangular, and a triangular hole 40 is formed in the middle of the support plate 4; the supporting tube 1 is double-L-shaped, and a countersunk hole is formed in the tail end of the supporting tube.

The utility model discloses a novel fender support device still includes:

1. load borne under each working condition is simulated through theoretical analysis and CAE simulation, so that the limiting quantity, the rigidity and the fixed frequency which are required to be controlled are obtained;

2. the connection between the bracket mechanism 8 and the base mechanism 9 is realized through a special press-fitting tool;

3. the base mechanism 9 is molded by a special casting mold;

4. the sleeve 6 can be formed by a machining process;

5. the forming of the base mechanism 9 and the U-shaped groove structure of the rubber are realized by a special rubber vulcanization mold;

6. the support mechanism 8 is formed by a special welding mould;

7. the connecting plate 2 is formed by a special stamping die;

8. the tail lamp bracket 3 is formed by a special stamping die;

9. the supporting plate 4 is formed by a special stamping die;

10. the support tube 4 is formed by a special tube bending process, a mould and a machining process.

11. The product bonding performance is tested by the destructive performance and 100 percent through a special tool;

12. the product press-releasing force is monitored by special press-fitting equipment, and a special press-releasing tool is used for checking;

13. the product torque is detected through a special tool.

The advantages and effects are as follows:

1. by changing the hardness of the rubber 7, the product fixed frequency can be adjusted to avoid an engine excitation frequency interval, and the resonance risk is reduced;

2. by the structure of the rubber 7, the vibration damping effect is achieved, the durability of the product is improved, the problem of breakage of the welding part of the conventional fender bracket at the present stage is solved, the after-sale risk is greatly reduced, and the product cost is saved;

3. the base mechanism 9 and the bent pipe adopt an assembly form, and 1 can be realized: compared with an integrally vulcanized structure, the production mode of the N rubber part can greatly improve the vulcanization capacity, avoid the waste of rubber materials, is easier to realize in process and is clearer and more definite in quality control;

4. the reliability of the product can be ensured through the requirements of bonding, pulling-out force and torsion performance.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The utility model provides a novel fender support device which characterized in that: the novel tail lamp supporting frame comprises a supporting frame mechanism and a base mechanism, wherein the supporting frame mechanism comprises a supporting tube (1), a connecting plate (2), a tail lamp support (3) and a supporting plate (4), the connecting plate (2) and the tail lamp support (3) are respectively installed on the supporting tube (1), the base mechanism comprises a base (5) and a vibration damper, the vibration damper is installed on the base (5), and one end of the supporting tube (1) is installed on the base (5).

2. The novel fender bracket assembly of claim 1, further comprising: damping device includes sleeve pipe (6), rubber (7), base (5) are including bottom plate (50), hollow post (51), install hollow post (51) on bottom plate (50), install in hollow post (51) sleeve pipe (6), rubber (7) are installed hollow post (51) internal surface with between sleeve pipe (6) the surface.

3. The novel fender bracket assembly of claim 2, wherein: one end of the supporting tube (1) extends into the sleeve (6), and the supporting tube (1) and the sleeve (6) are in interference fit.

4. The novel fender bracket assembly of claim 2, wherein: the inner surface of the rubber (7) is bonded with the outer surface of the sleeve (6), and the outer surface of the rubber (7) is bonded with the inner surface of the hollow column (51).

5. The novel fender bracket assembly of claim 2, wherein: two ends of the rubber (7) are provided with U-shaped grooves (70); the sleeve (6) is cylindrical, and chamfers are arranged at two ends of the inner side of the sleeve.

6. The novel fender bracket assembly of claim 3, wherein: the bottom plate (50) is provided with three mounting round holes (52), and four reinforcing ribs (53) are arranged around the hollow column (51).

7. The novel fender bracket assembly of claim 1, further comprising: the connecting plate (2), the tail lamp support (3) and the supporting plate (4) are respectively welded on the supporting tube (1).

8. The novel fender bracket assembly of claim 1, further comprising: the connecting plate (2) is U-shaped, two planes at two ends of the U-shaped are respectively provided with a first mounting hole (20) in an outward extending mode, and the arc surface of the connecting plate (2) is provided with a first waist-shaped hole (21).

9. The novel fender bracket assembly of claim 1, further comprising: the tail lamp support (3) is irregular L-shaped, and a second waist-shaped hole (30) and two second mounting holes (31) are formed in the vertical end face of the tail lamp support (3).

10. The novel fender bracket assembly of claim 1, further comprising: the supporting plate (4) is triangular, and a triangular hole (40) is formed in the middle of the supporting plate (4); the supporting tube (1) is double-L-shaped, and a countersunk hole is formed in the tail end of the supporting tube.