CN211738344U

CN211738344U - Anti-vibration pipeline rubber joint

Info

Publication number: CN211738344U
Application number: CN201922475862.0U
Authority: CN
Inventors: 陆青松
Original assignee: ZHENJIANG HUAYANG ROLLING STOC
Current assignee: ZHENJIANG HUAYANG ROLLING STOC
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-23
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses an anti-vibration pipeline rubber joint, which comprises a fixing mechanism and a damping mechanism, wherein the fixing mechanism comprises an upper pipe head and a lower pipe head, the right end of the upper pipe head is connected with a pipe body through a pipeline opening, the end surface of the upper pipe head close to the lower pipe head is provided with a first fastener and a second fastener, the damping mechanism comprises a damping inner shell and a damping outer shell, a strong rubber layer is embedded outside the damping outer shell, the inner cavities of the end surfaces of the first fastener and the second fastener of the damping outer shell are provided with the damping inner shell, a metal spring is arranged between the damping inner shell and the damping outer shell, a plurality of rubber gaskets are respectively arranged in interlayers inside the damping inner shell and the damping outer shell, a radial spring is fixed inside the pipe body of the rubber joint, and the pipe wall with a cavity and the rubber gaskets is matched, the rubber joint can be effectively prevented from, the quick absorption reaches the shock attenuation effect.

Description

Anti-vibration pipeline rubber joint

Technical Field

The utility model relates to a pipe connection field specifically is an anti-vibration pipeline rubber joint.

Background

The rubber joints are also called rubber tube soft joints, flexible rubber joints, rubber soft joints, flexible rubber joints, high-pressure rubber joints, rubber shock absorbers, compensators and the like, and are divided into 3 types of loose flange type, fixed flange type and thread type according to the connection mode; the rubber joint is formed by combining a tubular rubber piece consisting of inner and outer layer rubber, cord fabric and steel wire rings, and then loosely sleeving the tubular rubber piece with a metal flange or a parallel joint after vulcanization molding, so that the product can reduce vibration and noise, can compensate expansion caused by temperature change and contraction caused by cold, and is widely applied to various pipeline systems.

The existing rubber joint is usually composed of a steel ring and a rubber material, the shock resistance of the material can not be guaranteed when the high-frequency impact force is responded, and the rubber pipe can be deformed and damaged due to long-time overload use, so that the service time and the service life of the rubber joint are shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-vibration pipeline rubber joint to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an anti-vibration pipeline rubber joint comprises a fixing mechanism and a damping mechanism, wherein the fixing mechanism is used for fixing a barrel body and is matched with a pipeline, the damping mechanism bears impact load, the fixing mechanism comprises an upper pipe head and a lower pipe head with threads, the right end of the upper pipe head is connected with the barrel body through a pipeline opening, a first fastener and a second fastener are respectively arranged at the nearest ends of the upper pipe head and the lower pipe head, a first rubber fixing ring and a second rubber fixing ring which can resist vibration are respectively arranged in the first fastener and the second fastener, and the damping mechanism is arranged between the first fastener and the second fastener through a support ring;

damping mechanism includes shock attenuation inner shell, shock attenuation shell and metal spring, and the powerful rubber layer has been inlayed to the shock attenuation shell outside, and the terminal surface inner chamber of the first fastener in shock attenuation shell place and second fastener is equipped with last tube head and the communicating shock attenuation inner shell of tube head down, is equipped with the metal spring of fixing on first fastener and second fastener terminal surface between shock attenuation inner shell and the shock attenuation shell, is equipped with a plurality of elastic rubber packing rings of taking in the inside intermediate layer of shock attenuation inner shell and shock attenuation shell respectively.

Preferably, the connection part of the upper pipe head and the pipeline port is provided with a connecting thread and a sealing ring for sealing.

Preferably, the shock absorption inner shell is fixedly connected with the shock absorption outer shell through at least four metal springs, and the metal springs are annularly arranged on the end faces of the first fastening piece and the second fastening piece.

Preferably, the first fastening piece and the second fastening piece are of hollow structures and are sleeved on the outer end faces of the first rubber fixing ring and the second rubber fixing ring respectively.

Preferably, the strong rubber layer is sleeved outside the shock absorption shell in an I shape.

Preferably, the end surfaces of the first fastening piece and the second fastening piece are respectively provided with five through holes which are annularly arranged.

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

a plurality of radial springs are fixed in the rubber joint pipe body and matched with the pipe wall with the cavity and the rubber gasket, so that the rubber joint can be effectively prevented from being damaged due to overlarge stress, the radial acting force and the axial acting force can be simultaneously borne, and the load is quickly absorbed, so that the damping effect is achieved;

the powerful rubber layer can play the effect of protecting the joint shell, and the fastener cover is established and is had good shock absorption effect on the solid fixed ring of rubber, and the sealing washer on the pipeline can provide good leakproofness when inserting rubber joint for the pipeline simultaneously, and the through-hole on the fastener helps installing the bolt when needs.

Drawings

Fig. 1 is a schematic structural view of a rubber joint of an anti-vibration pipeline.

Fig. 2 is a partially enlarged schematic view of a rubber joint for an anti-vibration pipeline.

FIG. 3 is a schematic view of an axis in a rubber joint for vibration-proof pipes.

Fig. 4 is a schematic structural view of an upper nozzle in a rubber joint of an anti-vibration pipeline.

Fig. 5 is a schematic structural diagram of a pipe in a rubber joint of an anti-vibration pipe.

Wherein: 1-an upper pipe head, 2-a lower pipe head, 3-a first fastener, 4-a second fastener, 5-a support ring, 6-a strong rubber layer, 7-a damping inner shell, 8-a damping inner shell, 9-a rubber gasket, 10-a metal spring, 11-a first rubber fixing ring, 12-a second rubber fixing ring, 13-a through hole, 14-a pipeline port, 15-a pipe body and 16-a sealing ring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, in an embodiment of the present invention, an anti-vibration pipe rubber joint includes a fixing mechanism for fixing a barrel and cooperating with a pipe, and a damping mechanism for bearing an impact load, where the fixing mechanism includes an upper pipe head 1 and a lower pipe head 2 with threads, the right end of the upper pipe head 1 is connected to a pipe body 15 through a pipe port 14, a connection portion between the upper pipe head 1 and the pipe port 14 is provided with a connection thread and a sealing ring 16 for sealing, preferably, the sealing ring is made of rubber, the pipe port 14 at the end of the pipe body 15 is cooperating with a through hole in the upper pipe port 1 through a threaded connection, and the sealing ring 16 is tightly connected to the rubber port, so as to ensure good reliability and tightness;

the nearest ends of the upper tube head 1 and the lower tube head 2 are respectively provided with a first fastening piece 3 and a second fastening piece 4, the first fastening piece 3 and the second fastening piece 4 are respectively internally provided with a first rubber fixing ring 11 and a second rubber fixing ring 12 which can resist shock and are respectively sleeved on the outer end faces of the first rubber fixing ring 11 and the second rubber fixing ring 12, the end faces of the first fastening piece 3 and the second fastening piece 4 are respectively provided with five through holes 13 which are annularly arranged, and the through holes 13 on the first fastening piece 3 and the second fastening piece 4 are beneficial to installing a bolt when other conditions need to provide assistance;

the damping mechanism is arranged between the first fastening piece 3 and the second fastening piece 4 through the support ring 5 and comprises a damping inner shell 7, a damping outer shell 8 and a metal spring 10, a strong rubber layer 6 is embedded on the outer side of the damping outer shell 8, the strong rubber layer 6 is sleeved on the outer side of the damping outer shell 8 in an I-shaped mode, and the strong rubber layer 6 can be quickly restored to an original state when bearing strong impact force through composite processing to offset the impact force and perform external protection on the rubber interface shell;

the damping device is characterized in that the damping inner shell 7 communicated with the upper pipe head 1 and the lower pipe head 2 is arranged in the inner cavities of the end faces of the first fastening piece 3 and the second fastening piece 4 where the damping outer shell 8 is arranged, metal springs 10 fixed on the end faces of the first fastening piece 3 and the second fastening piece 4 are arranged between the damping inner shell 7 and the damping outer shell 8, the damping inner shell 7 and the damping outer shell 8 are fixedly connected through at least four metal springs 10, the metal springs 10 are annularly arranged on the end faces of the first fastening piece 3 and the second fastening piece 4, and the upper end and the lower end of each metal spring support against the first fastening piece 3 and the second fastening piece 4 to prevent the damping inner shell 7 and the damping outer shell 8 from being damaged;

be equipped with a plurality of elastic rubber packing rings 9 of taking in shock attenuation inner shell 7 and the inside intermediate layer of shock attenuation outer shell 8 respectively, be equipped with rubber packing rings 9 and cavity on shock attenuation outer shell and the shock attenuation inner shell, make inside air that has certain pressure, when interface tube receives external force and assaults, absorb through inside air pressure and rubber packing rings 9, reduce the jarring power.

The utility model discloses a theory of operation is: install the interface pipeline on the pipeline naturally through last mouth of pipe 1 and lower mouth of pipe 2, the pipeline mouth of pipe 15 tip passes through 14 screw threads and cooperatees with last mouth of pipe 1 interior through-hole, install powerful rubber layer 6 on the interface pipeline in proper order, shock attenuation shell 7, metal spring 10 and shock attenuation inner shell 8, be equipped with rubber packing ring 9 and cavity on interface pipeline's shock attenuation shell 7 and the shock attenuation inner shell 8, make the inside air that has certain pressure, when the interface pipeline receives external force impact, absorb through inside air pressure and rubber packing ring 9, the cooperation is along the metal spring 10 that shock attenuation shell 7 inboard was placed, thereby reduce the jarring power of interface pipeline, the quick absorption load, thereby play the effect of protection pipeline, the emergence of the thing that causes interface pipeline damage because of the vibrations of the high frequency has been reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an anti-vibration pipeline rubber joint, includes fixed stack shell and the damper who uses with the pipeline cooperation with fixed establishment and bear impact load, its characterized in that, fixed establishment is including taking screwed last tube head (1) and lower tube head (2), it is connected with stack shell (15) through pipeline mouth (14) to go up tube head (1) right-hand member, it is equipped with first fastener (3) and second fastener (4) respectively to go up tube head (1) and lower tube head (2) one end recently, and is equipped with a first rubber of ability antidetonation in first fastener (3) and the second fastener (4) respectively and solid fixed ring (12) are solid fixed to second rubber, damper passes through support ring (5) and establishes between first fastener (3) and second fastener (4);

damper includes shock attenuation inner shell (7), shock attenuation shell (8) and metal spring (10), powerful rubber layer (6) have been inlayed in shock attenuation shell (8) outside, the terminal surface inner chamber of shock attenuation shell (8) place first fastener (3) and second fastener (4) is equipped with and goes up communicating shock attenuation inner shell (7) of tube head (1) and low tube head (2), be equipped with between shock attenuation inner shell (7) and shock attenuation shell (8) and fix metal spring (10) on first fastener (3) and second fastener (4) terminal surface, be equipped with a plurality of elastic rubber packing rings (9) of taking in shock attenuation inner shell (7) and the inside intermediate layer of shock attenuation shell (8) respectively.

2. The shock-proof rubber joint for the pipeline as claimed in claim 1, wherein the joint of the upper pipe head (1) and the pipeline port (14) is provided with a connecting thread and a sealing ring (16) for sealing.

3. The shock-proof rubber joint for pipelines according to claim 1, characterized in that the shock-proof inner shell (7) and the shock-proof outer shell (8) are fixedly connected by at least four metal springs (10), and the metal springs (10) are annularly arranged on the end faces of the first fastening member (3) and the second fastening member (4).

4. The anti-vibration pipeline rubber joint as claimed in claim 1, wherein the first fastening piece (3) and the second fastening piece (4) are hollow structures and are respectively sleeved on the outer end faces of the first rubber fixing ring (11) and the second rubber fixing ring (12).

5. The anti-vibration pipe rubber joint according to claim 1, wherein the strong rubber layer (6) is shaped like a drum to fit outside the shock-absorbing housing (8).

6. The anti-vibration pipeline rubber joint as claimed in claim 1, wherein the end faces of the first fastening piece (3) and the second fastening piece (4) are respectively provided with five through holes (13) which are annularly arranged.