阅读说明：本技术 一种环槽式风冷硅油减振器 (Annular groove type air-cooled silicone oil damper ) 是由 蒋积良 武聪家 于 2019-09-26 设计创作，主要内容包括：本发明公开了一种环槽式风冷硅油减振器,解决了现有技术中减震器壳体质量大、强度低的问题。本发明包括一体成型的壳体和旋压散热片,旋压散热片设置在壳体的外端面,壳体的内端面设有壳盖,壳体中部设有定位孔和安装孔。本发明减震器壳体表面的散热片为旋压一体成型,节约材料,同时集成了散热片的壳体简化了减震器生产工艺,提高了壳体硬度。该减震器壳体壳体强度相对于传统壳体提高了35%,总成重量相对于传统壳体减少0.21-2.5KG,产品的使用寿命有效提升。(The invention discloses an annular groove type air-cooled silicone oil damper, which solves the problems of large mass and low strength of a damper shell in the prior art. The spinning cooling fin comprises a shell and a spinning cooling fin which are integrally formed, wherein the spinning cooling fin is arranged on the outer end face of the shell, a shell cover is arranged on the inner end face of the shell, and a positioning hole and a mounting hole are formed in the middle of the shell. The radiating fins on the surface of the shell of the shock absorber are integrally formed by spinning, so that the material is saved, and meanwhile, the shell integrated with the radiating fins simplifies the production process of the shock absorber and improves the hardness of the shell. This bumper shock absorber casing intensity has improved 35% for traditional casing, and assembly weight reduces 0.21-2.5KG for traditional casing, and the life of product effectively promotes.)

1. The utility model provides an annular groove formula forced air cooling silicone oil shock absorber which characterized in that: including integrated into one piece's casing (2) and spinning fin (5), spinning fin (5) set up at the outer terminal surface of casing (2), and the inner terminal surface of casing (2) is equipped with cap (1), and casing (2) middle part is equipped with locating hole (7) and mounting hole (6).

2. The annular groove type air-cooled silicone oil damper as claimed in claim 1, wherein: the inner end face of the shell (2) is provided with an inner ring (3) and an outer ring (4) which are integrally formed, the inner ring (3), the outer ring (4) and the shell cover (1) form an inner sealing ring cavity (9), and an inertia ring (8) and damping silicon oil (10) are arranged in the inner sealing ring cavity (9).

3. The annular groove type air-cooled silicone oil damper as claimed in claim 2, wherein: the positioning hole (7) is arranged at the center of the shell (2), the inner ring (3) and the outer ring (4) are coaxially arranged with the positioning hole (7), and the mounting holes (6) are uniformly formed in the concentric circle of the positioning hole (7).

4. The annular groove type air-cooled silicone oil damper as claimed in claim 3, wherein: the number of the mounting holes (6) is 6 or 8, and the mounting holes (6) are formed in the periphery of the positioning hole (7).

5. The annular groove type air-cooled silicone oil damper as claimed in claim 1, 2 or 4, wherein: and the spinning radiating fins (5) are provided with reinforcing rib type radiating grooves (11).

6. The annular groove type air-cooled silicone oil damper as claimed in claim 5, wherein: the reinforcing rib type heat dissipation grooves (11) are arc-shaped grooves or radial straight grooves.

7. The annular groove type air-cooled silicone oil damper as recited in claim 6, wherein the groove depth of the reinforcing rib type heat dissipation groove (11) is 2 ~ 7 mm.

8. The annular groove type air-cooled silicone oil damper as claimed in claim 1, 6 or 7, wherein: the surface of the shell (2) is provided with at least one protective layer.

9. The annular groove type air-cooled silicone oil damper as claimed in claim 8, wherein: the protective layer is an electrophoretic paint layer, a paint spraying layer, an electrostatic spraying layer or a zinc coating.

Technical Field

The invention relates to the technical field of shock absorbers, in particular to an annular groove type air-cooled silicone oil shock absorber.

Background

In order to eliminate torsional vibration of a main shaft on a current vehicle engine, a torsional vibration damper is usually sleeved on the main shaft, and vibration energy is absorbed by frictional damping generated by an inertial body and a damping object in the damper, so that vibration of a shafting is reduced. The traditional damper shell needs to be provided with radiating fins to improve the radiating efficiency, so that the overall quality of the shell is improved, the strength is poor, and the service life of the damper is further influenced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an annular groove type air-cooled silicone oil damper, which solves the problems of large mass and low strength of a damper shell in the prior art.

The technical scheme of the invention is realized as follows: the ring groove type air-cooled silicone oil damper comprises an integrally formed shell and spinning radiating fins, wherein the spinning radiating fins are arranged on the outer end face of the shell, a shell cover is arranged on the inner end face of the shell, and a positioning hole and a mounting hole are formed in the middle of the shell.

The inner sealing ring cavity is formed by the inner ring, the outer ring and the shell cover, and the inertia ring and damping silicone oil are arranged in the inner sealing ring cavity.

The locating hole is arranged at the center of the shell, the inner ring and the outer ring are coaxially arranged with the locating hole, and the mounting holes are uniformly arranged on a concentric circle of the locating hole.

The number of the mounting holes is 6 or 8, and the mounting holes are formed in the periphery of the positioning holes.

And the spinning radiating fins are provided with reinforcing rib type radiating grooves.

The reinforcing rib type heat dissipation groove is an arc-shaped groove or a radial straight groove.

The groove depth of the reinforcing rib type heat dissipation groove is 2 ~ 7 mm.

The surface of the shell is provided with at least one protective layer.

The protective layer is an electrophoretic paint layer, a paint spraying layer, an electrostatic spraying layer or a zinc coating.

The radiating fins on the surface of the shell of the shock absorber are integrally formed by spinning, so that the material is saved, and meanwhile, the shell integrated with the radiating fins simplifies the production process of the shock absorber and improves the hardness of the shell. This bumper shock absorber casing intensity has improved 35% for traditional casing, and assembly weight reduces 0.21-2.5KG for traditional casing, and the life of product effectively promotes. The invention adopts an integrated structure, has light weight and reliable heat dissipation performance, and effectively improves the fuel economy of the engine.

Drawings

In order to illustrate the embodiments of the invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the invention, and that other drawings may be derived from those drawings by a person skilled in the art without inventive effort.

FIG. 1 is a schematic view of the internal structure of the present invention.

Fig. 2 is a schematic front view of the present invention in embodiment 1.

Fig. 3 is a schematic front view of the present invention in embodiment 2.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

As shown in fig. 1, in embodiment 1, the circular groove type air-cooled silicone oil damper includes an integrally formed housing 2 and a spinning heat sink 5, wherein the spinning heat sink is integrally formed with the housing by spinning, which saves materials, simplifies the structure of the damper, and improves the hardness and strength of the housing. The spinning cooling fins 5 are arranged on the outer end face of the shell 2, the shell cover 1 is arranged on the inner end face of the shell 2, and the shell cover is fixedly connected with the shell in a sealing mode. The middle part of the shell 2 is provided with a positioning hole 7 and a mounting hole 6, which is convenient for the installation and fixation of the shell. The number of the mounting holes 6 is 6 or 8, and the mounting holes 6 are arranged on a concentric circle on the periphery of the positioning hole 7.

Further, an inner end face of the shell 2 is provided with an inner ring 3 and an outer ring 4 which are integrally formed, the inner ring 3, the outer ring 4 and the shell cover 1 form an inner sealing ring cavity 9, an inertia ring 8 and damping silicon oil 10 are arranged in the inner sealing ring cavity 9, and other damping objects can be adopted as the damping silicon oil. The positioning hole 7 is arranged at the center of the shell 2, namely the center of the positioning hole is coincided with the center of the shell, the inner ring 3 and the outer ring 4 are coaxially arranged with the positioning hole 7, namely the inner ring 3 and the outer ring 4 are concentric rings, and the heat dissipation groove of the spinning cooling fin is arranged between the inner ring 3 and the outer ring 4, so that the heat dissipation efficiency is improved.

Further, as shown in fig. 2, the spinning heat sink 5 is provided with a reinforcing rib type heat sink 11. The radiating grooves on the spinning radiating fins are slightly convex towards the outer end face and are similar to the reinforcing ribs, the radiating grooves formed on the reinforcing ribs form reinforcing rib type radiating grooves, the reinforcing rib type radiating grooves 11 are arc-shaped grooves, the outline of each arc-shaped groove is arc-shaped, the arc-shaped trajectory inwards passes through the center of the shell, and the reinforcing rib type radiating grooves are evenly distributed on the shell. The surface of the shell 2 is provided with a protective layer, the protective layer is one of an electrophoretic paint layer, a paint spraying layer, an electrostatic spraying layer or a zinc coating layer, and the corrosion resistance and the wear resistance of the shell are improved.

As shown in fig. 3, in embodiment 2, the circular groove type air-cooled silicone oil damper, the reinforcing rib type heat dissipation grooves 11 are radial straight grooves, that is, the outline of the reinforcing rib type heat dissipation grooves is a radial line passing through the center of the housing, so as to form radial straight grooves, the radial straight grooves are uniformly distributed on the housing, and the groove depth of the reinforcing rib type heat dissipation grooves 11 is 2 ~ 7mm, so as to facilitate rapid heat dissipation.

Further, the surface of the shell 2 is provided with at least one protective layer. The protective layer is one or two of an electrophoresis paint layer, a paint spraying layer, an electrostatic spraying layer or a zinc coating layer, or adopts phosphating treatment, so that the corrosion resistance and the wear resistance of the shell are improved.

The other structure is the same as embodiment 1.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.