CN219492373U

CN219492373U - High damping automobile flexible joint

Info

Publication number: CN219492373U
Application number: CN202320468909.4U
Authority: CN
Inventors: 王元卿; 王宝钧
Original assignee: Huaian Feiyun Machinery Co ltd
Current assignee: Huaian Feiyun Machinery Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-08-08
Anticipated expiration: 2033-03-13

Abstract

The utility model belongs to the technical field of flexible joints, and particularly relates to a high-damping automobile flexible joint which comprises a pipe body, wherein an inner cavity pipe is arranged in the pipe body, a reset pipe is compositely fixed on the outer wall of the inner cavity pipe, reset rings are arranged on the outer wall of the reset pipe at equal intervals, an elastic ring is arranged on the inner wall of the reset pipe between every two groups of reset rings, the pipe body is compositely arranged on the outer wall of the reset pipe, damping rings are compositely arranged on the middle part of the inner wall of the pipe body at equal intervals, and the damping rings correspond to the middle parts of the two groups of reset rings. According to the utility model, after the pipe body is formed by external impact, the inner cavity pipe and the reset pipe are deformed along with the pipe body, after the impact is finished, the reset ring is driven to reset and push the damping ring through the elastic ring with memory capability, and the damping ring is internally provided with air, so that the impact compresses the body shape of the pipe body, and the pipe body is reset under the influence of air pressure along with the disappearance of the impact, thereby being beneficial to forming an elastic reset effect after the external impact, and avoiding the problem that the passing rate of the flexible joint is influenced after the deformation of the flexible joint.

Description

High damping automobile flexible joint

Technical Field

The utility model relates to the technical field of flexible joints, in particular to a high-damping automobile flexible joint.

Background

The metal flexible joint of the automobile exhaust system is also called a corrugated pipe or a flexible joint, is an important connecting part of the automobile exhaust system, and plays roles of reducing vibration and noise, compensating thermal expansion and contraction deformation, protecting other parts of the exhaust system and the like

The existing Chinese patent (publication No. CN 213684290U) and a high-damping automobile flexible joint control the damping value of an outer net sleeve by strictly controlling the tightness of a knitted net, so that the corrugated pipe can be effectively protected from being impacted by foreign matters, the displacement of the corrugated pipe in the whole pipe system caused by vibration is reduced, the dynamic rigidity of the automobile flexible joint is regulated, however, after the impact occurs on the flexible joint and the outside, the rebound resilience of the flexible joint is poor, after the slight deformation of the flexible joint is stable, the passing rate of the flexible joint is reduced, and the passing rate is continuously reduced along with the continuous occurrence of the external impact, so that the normal effect of the flexible joint is affected.

Therefore, the high-damping automobile flexible joint is beneficial to forming an elastic resetting effect after external impact and avoids the problem that the passing rate of the flexible joint is influenced after deformation of the flexible joint.

Disclosure of Invention

The utility model aims to provide a high-damping automobile flexible joint, which solves the problems that after the surrounding joint and the outside of the automobile flexible joint are impacted, the resilience of the surrounding joint is poor, so that the passing rate of the surrounding joint is reduced after the surrounding joint is slightly deformed and stabilized, and the passing rate is continuously reduced along with the continuous occurrence of the external impact, so that the normal effect of the surrounding joint is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high damping car flexible joint, includes the body, the inside inner chamber pipe that is provided with of body, the complex of inner chamber pipe outer wall is fixed with the reset tube, reset tube outer wall equidistance is provided with the reset ring, reset tube inner wall is located every two sets of department is provided with the elastic ring between the reset ring, reset tube outer wall complex has the body, body inner wall middle part equidistance is provided with the damping circle, the damping circle corresponds two sets of reset ring middle part.

Preferably, the reset ring and the damping ring are nested up and down to form a damping cavity.

Preferably, the left end and the right end of the pipe body are connected with connecting pipes through protection rings, and the left structure and the right structure of the pipe body are symmetrical and identical.

Preferably, the position of the elastic ring corresponds to the bottom position of the damping ring.

Preferably, the tube body, the reset tube and the inner cavity tube synchronously deform and rebound.

Compared with the prior art, the utility model has the beneficial effects that:

according to the high-damping automobile flexible joint, through the arrangement of the reset ring, the damping ring, the elastic ring and the damping cavity, after the pipe body is subjected to external impact, the inner cavity pipe and the reset pipe deform along with the external impact, after the impact is finished, the elastic ring with memory capability resets to drive the reset ring to reset and push the damping ring, air is arranged in the damping ring, the impact compresses the body type of the automobile flexible joint, and the reset is formed under the influence of air pressure along with the disappearance of the impact, so that the elastic reset effect is formed after the external impact is faced, and the problem that the passing rate of the flexible joint is influenced after deformation is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of a high damping automotive flexure of the present utility model;

FIG. 2 is a schematic view of the overall internal structure of the high damping automotive flexure of the present utility model;

FIG. 3 is a schematic view of a reset tube of a high damping automotive flexure of the present utility model.

In the figure: 1. a tube body; 2. a protective ring; 3. connecting pipe; 4. a reset tube; 5. an inner lumen tube; 6. a reset ring; 7. a damping ring; 8. an elastic ring; 9. damping cavity.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples:

referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a high damping car flexible joint, includes body 1, body 1 is inside to be provided with inner chamber pipe 5, inner chamber pipe 5 outer wall complex is fixed with reset tube 4, reset tube 4 outer wall equidistance is provided with reset ring 6, reset tube 4 inner wall is located every two sets of reset ring 6 department is provided with elastic ring 8, reset tube 4 outer wall complex has body 1, body 1 inner wall middle part equidistance is provided with damping ring 7, damping ring 7 corresponds two sets of reset ring 6 middle parts;

when the pipe body 1 is subjected to external impact to form, the inner cavity pipe 5 and the reset pipe 4 deform along with the external impact, after the impact is finished, the reset ring 6 is driven to reset and push the damping ring 7 through the elastic ring 8 with memory capacity, air is arranged in the damping ring 7, the impact compresses the body shape of the pipe body, the impact disappears along with the impact, the elastic ring 8 is also reset under the influence of air pressure, the elastic ring 8 can be made of memory plastic, the elastic reset effect is formed after the external impact, and the problem that the passing rate of the pipe is influenced after the deformation of a flexible joint is avoided.

Wherein, the reset ring 6 and the damping ring 7 are nested up and down to form a damping cavity 9;

the damping cavity 9 belongs to a closed space, the internal pressure is constant, the internal space is extruded when deformation occurs, and after the deformation is finished, the deformed area is reset under the influence of the pressure due to the influence of the pressure.

The left end and the right end of the pipe body 1 are connected with connecting pipes 3 through protection rings 2, and the left structure and the right structure of the pipe body 1 are symmetrically identical;

the left connecting pipe 3 and the right connecting pipe 3 are connected corresponding to the external connecting pipe 3, so that the coiled joint is communicated.

Wherein the position of the elastic ring 8 corresponds to the bottom position of the damping ring 7;

the position of the elastic ring 8 corresponds to the bottom position of the damping ring 7, and when the elastic ring 8 is reset, the elastic ring pushes the damping ring 7 to deform together with the damping ring, so that thrust is formed for resetting the damping ring 7.

Wherein the tube body 1, the reset tube 4 and the inner cavity tube 5 synchronously deform and rebound;

the tube body 1, the reset tube 4 and the inner cavity tube 5 adopt a composite structure, and the tube body 1, the reset tube 4 and the inner cavity tube 5 synchronously deform and rebound.

Working principle: the two groups of connecting pipes 3 are connected corresponding to the external connecting pipes 3 through the left and right groups of connecting pipes so that the flexible joints are communicated, when the pipe body 1 is subjected to external impact to form, the inner cavity pipe 5 and the reset pipe 4 deform along with the external impact, after the impact is finished, the elastic ring 8 with memory capability resets to drive the reset ring 6 to reset and push the damping ring 7, the damping ring 7 is internally provided with air, the impact compresses the body of the damping ring, the damping ring is reset due to the influence of air pressure, the damping cavity 9 is a closed space, the internal pressure is constant, the internal space of the damping cavity is extruded when the deformation occurs, after the deformation is finished, the deformed area is reset due to the influence of the pressure, the elastic ring 8 can be made of memory plastic, the elastic reset effect is formed after the external impact, and the problem that the passing rate of the flexible joints is influenced after the deformation is avoided.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high damping car flexible joint, includes body (1), the inside inner chamber pipe (5) that are provided with of body (1), its characterized in that: the utility model discloses a reset tube, including inner chamber pipe (5), inner tube (4), reset tube (4) outer wall equidistance is provided with reset ring (6), reset tube (4) inner wall is located every two sets of department between reset ring (6) is provided with elastic ring (8), reset tube (4) outer wall complex has body (1), body (1) inner wall middle part equidistance is provided with damping circle (7), damping circle (7) are corresponding two sets of reset ring (6) middle part.

2. A high damping automotive flexure according to claim 1, characterized in that: the reset ring (6) and the damping ring (7) are nested up and down to form a damping cavity (9).

3. A high damping automotive flexure according to claim 1, characterized in that: the left end and the right end of the pipe body (1) are connected with connecting pipes (3) through protection rings (2), and the left structure and the right structure of the pipe body (1) are symmetrical and identical.

4. A high damping automotive flexure according to claim 1, characterized in that: the position of the elastic ring (8) corresponds to the bottom position of the damping ring (7).

5. A high damping automotive flexure according to claim 1, characterized in that: the tube body (1), the reset tube (4) and the inner cavity tube (5) synchronously deform and rebound.