Conic equi-frequent element with net damper

FIELD: machine building.

SUBSTANCE: conic equi-frequent element is made as two internal and external flexible rings axially symmetrically arranged in parallel planes. The rings are rigidly interconnected by means of two symmetrical elastic and diametrically arranged elements with a through central slot symmetrically made inside the element. Side surface of the slot are conjugated on ends with surfaces created with through orifices on external and internal rings. Surfaces making the equi-frequent element are conic. Cavities formed with the flexible rings and symmetrical elastic diametrically arranged elements are filled with an elastic damping net element.

EFFECT: raised efficiency of vibration isolation in resonance mode and simplification of design and assembly.

2 cl, 2 dwg

 

The invention relates to machine building, instrument-making and can be used for isolation of process equipment, machines, devices.

The closest technical solution to the declared object is elastic element according to the patent of Russian Federation №2285831, F16F 7/00, 2006 (prototype)containing elastic flat elements made in the form of a leaf spring suspension.

A disadvantage of the known device is the complexity of the elastic element, and a lack of efficiency at resonance due to the lack of damping.

Technical result - increase the effectiveness of vibration isolation in a resonant mode and a simplified design and installation.

This is achieved by the elastic element containing interconnected flat annular elastic member comprises at least two elastic located asymmetrically and in parallel planes rings, internal and external, are rigidly interconnected by means of at least two symmetric elastic, located diametrically elements through the Central groove is symmetrically located within the element and the surface of the forming element, is made conical, and side surfaces of the groove are mated at the ends with surfaces that are formed through-holes, respectively, the arrangement is different in the outer and inner rings.

Figure 1 shows the conical revocatory element mesh damper, figure 2 - top view figure 1.

Conical revocatory element mesh damper comprises at least two elastic located asymmetrically and in parallel planes ring, outer 1 and inner 2 are rigidly interconnected by means of at least two symmetric elastic, located diametrically, items 3 and 4 through the Central groove 5 and 6, symmetrically located inside the element. The surface of the forming element, is made conical. Side surfaces of the groove are mated at the ends with surfaces that are formed through-holes 7, 8, 9, 10, respectively located on the outer 1 and inner 2 rings. Items 3 and 4, connecting the outer and inner rings can be attached to them by welding, for example, pin, or fastener threaded elements, or as adhesive bonding. The inner ring 2 has an opening 11 for attachment to vibroisolation object.

Cavities formed, arranged asymmetrically and in parallel planes rings, outer 1 and inner 2 are rigidly connected to each other via a symmetrical elastic, located diametrically, items 3 and 4 through the Central groove 5 and 6, symmetrically located is its inside filled elastic damping mesh element 12, made of reinforced mesh cage filled with elastomer, for example polyurethane.

Conical revocatory element mesh damper works as follows.

Fluctuations vibroisolating object that is installed through the hole 5 on the inner ring 2 is provided spatial and vibration protection shock protection, and elastic-mesh damping element 12 is provided in the damping system.

1. Conical revocatory element mesh damper, made in the form of at least two elastic located asymmetrically and in parallel planes of the rings, internal and external, are rigidly interconnected by means of at least two symmetric elastic diametrically spaced elements through the Central groove is symmetrically located within the element, with the surface, forming revocatory element made conical, and side surfaces of the groove are mated at the ends with surfaces that are formed through-holes, respectively located on the outer and inner rings, characterized in that the cavity formed by the elastic rings and symmetric elastic diametrically spaced elements, filled providentialism mesh element.

2. Conical revocatory ELEH the UNT with mesh damper according to claim 1, characterized in that providentiae mesh element is made of reinforced mesh cage filled with elastomer, for example polyurethane.



 

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