CN219263492U

CN219263492U - High temperature resistant rubber joint

Info

Publication number: CN219263492U
Application number: CN202320023663.XU
Authority: CN
Inventors: 刘翠兰
Original assignee: Shanghai Guanying Damping Equipment Co ltd
Current assignee: Shanghai Guanying Damping Equipment Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-06-27
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses a high-temperature-resistant rubber joint, which comprises an arc-shaped rubber pipe, wherein annular limiting plates are fixedly arranged at two ends of the arc-shaped rubber pipe, metal flanges are movably sleeved at two ends of the arc-shaped rubber pipe, a plurality of flange holes are formed in the metal flanges and close to the outer sides of the metal flanges, a heat-resistant layer is fixedly arranged on the inner wall of the arc-shaped rubber pipe, a heat-insulating layer is fixedly arranged on the outer part of the arc-shaped rubber pipe, and elastic soft strips are fixedly arranged outside the arc-shaped rubber pipe and close to the middle of the arc-shaped rubber pipe. According to the utility model, through the cooperation of the structures, the strength of the rubber joint is increased, the heat resistance and the heat preservation performance of the rubber joint are increased, and the high temperature resistance of the rubber joint is greatly improved.

Description

High temperature resistant rubber joint

Technical Field

The utility model relates to the technical field of rubber joints, in particular to a high-temperature-resistant rubber joint.

Background

Rubber joints are also called rubber hose flexible joints, flexible rubber joints, rubber flexible joints, flexible rubber joints, high-pressure rubber joints, rubber dampers, compensators, and the like. 3 kinds of loose flange type, fixed flange type and screw type are divided according to the connection mode; the structure can be divided into 5 kinds of single sphere, double sphere, reducing body, bent sphere and wind pressure coil pipe. The tubular rubber member is formed by inner and outer rubber layers, a ply and a bead ring, and is formed by vulcanization molding and then is combined with a metal flange or a parallel joint loose sleeve. The product can reduce vibration and noise, can compensate expansion caused by temperature change and contraction caused by cold, and can be widely applied to various pipeline systems. But current rubber joint intensity is relatively poor to heat resistance and heat preservation are not good, and then have led to rubber joint's high temperature resistance to be relatively poor, and current rubber joint can not carry out the joint to metal flange, thereby has led to metal flange to drop easily in the in-process of using, and then has reduced rubber joint's practicality, has brought certain adverse effect for the in-service use, consequently needs to improve.

Disclosure of Invention

The utility model aims to provide a high-temperature-resistant rubber joint, which is provided with an elastic soft strip capable of further enhancing the strength of the rubber joint, a heat-resistant layer and a heat-insulating layer capable of enhancing the heat resistance of the rubber joint and preventing the rubber joint from being broken due to large temperature difference between the inside and the outside, and a clamping device capable of clamping a metal flange, so that the metal flange is prevented from falling off in the using process, the practicability of the rubber joint is improved, a certain beneficial effect is brought to practical use, and the problems in the background art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high temperature resistant rubber joint, includes the arc rubber tube, the both ends fixed mounting of arc rubber tube has annular limiting plate, the outside both ends movable sleeve of arc rubber tube is equipped with metal flange, a plurality of flange hole has been seted up on the metal flange and near its outside.

Preferably, an annular sealing gasket is fixedly arranged on the outer side of the annular limiting plate, and the diameter of the annular sealing gasket is larger than that of the annular limiting plate.

Preferably, the annular clamping groove is formed in the inner side of the annular limiting plate, the annular clamping strip is fixedly mounted on the outer side of the metal flange, and the annular clamping groove is mutually clamped with the annular clamping strip and is adapted to the annular clamping strip.

Preferably, the outside of arc rubber tube and the inboard movable sleeve that is located metal flange are equipped with annular gasket, annular pad groove has been seted up to the outside of annular gasket, the diameter in annular pad groove is less than metal flange's internal diameter.

Preferably, a heat-resistant layer is fixedly arranged on the inner wall of the arc-shaped rubber tube, and the heat-resistant layer is neoprene.

Preferably, an insulation layer is fixedly arranged outside the arc-shaped rubber tube, and the insulation layer is made of sponge rubber materials.

Preferably, the outer part of the arc-shaped rubber tube is fixedly provided with elastic soft strips near the middle of the arc-shaped rubber tube, and the elastic soft strips are distributed in an annular array outside the arc-shaped rubber tube.

Compared with the prior art, the utility model has the beneficial effects that: the outside of arc rubber tube and be close to middle fixed mounting have the soft strip of elasticity, and the soft strip of elasticity is annular array distribution in the outside of arc rubber tube, through the setting of the soft strip of elasticity, can further strengthen the intensity of rubber joint, and fixed mounting has the heat-resisting layer on the inner wall of arc rubber tube, the outside fixed mounting of arc rubber tube has the heat preservation, the heat-resisting layer can further improve the heat resistance of arc rubber tube, simultaneously through the setting of heat preservation, can prevent that rubber joint from breaking because inside and outside difference in temperature is great, annular draw-in groove has been seted up to the inboard of annular limiting plate, metal flange's outside fixed mounting has annular draw-in strip, under annular draw-in strip and annular draw-in groove's joint effect, can prevent that metal flange from droing at the in-process of using, and then rubber joint's practicality and stability have been improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is an enlarged view of the utility model at a.

In the figure: 1. an arc-shaped rubber tube; 2. an annular limiting plate; 3. a metal flange; 4. a flange hole; 5. an annular gasket; 6. an annular clamping groove; 7. an annular clamping strip; 8. an annular gasket; 9. a heat-resistant layer; 10. a heat preservation layer; 11. an elastic soft strip.

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 embodiment 1, referring to fig. 1 to 2, the present utility model provides a technical solution: the utility model provides a high temperature resistant rubber joint, includes arc rubber tube 1, and the both ends fixed mounting of arc rubber tube 1 has annular limiting plate 2, and the outside both ends movable sleeve of arc rubber tube 1 is equipped with metal flange 3, and a plurality of flange hole 4 has been seted up on the metal flange 3 and near its outside.

Further, the outside fixed mounting of annular limiting plate 2 has annular sealing gasket 5, and the diameter of annular sealing gasket 5 is greater than the diameter of annular limiting plate, through the setting of annular sealing gasket 5, can further improve rubber joint's leakproofness.

Further, annular clamping groove 6 has been seted up to the inboard of annular limiting plate 2, and metal flange 3's outside fixed mounting has annular clamping strip 7, and annular clamping groove 6 and the mutual joint and adaptation of annular clamping strip 7 can prevent that metal flange 3 from coming off in the process of using under annular clamping strip 7 and annular clamping groove 6's joint effect, and then improved rubber joint's practicality and stability.

Further, the outside of arc rubber tube 1 and the inboard movable sleeve that is located metal flange 3 are equipped with annular gasket 8, and annular gasket 8's the outside has been seted up and has been filled up the groove, and annular gasket's diameter is less than metal flange 3's internal diameter, through annular gasket 8's setting, can reduce metal flange 3 to the wearing and tearing of arc rubber tube 1, and then can prolong rubber joint's life.

Embodiment 2 referring to fig. 1 to 2, the difference between the present embodiment and embodiment 1 is that: the heat-resistant layer 9 is fixedly arranged on the inner wall of the arc-shaped rubber tube 1, the heat-resistant layer 9 is neoprene, the heat resistance of the arc-shaped rubber tube 1 can be further improved by the heat-resistant layer 9, the heat-insulating layer 10 is fixedly arranged outside the arc-shaped rubber tube 1, the heat-insulating layer 10 is made of sponge rubber material, the rubber joint can be prevented from being broken due to large temperature difference between the inside and the outside through the arrangement of the heat-insulating layer 10, the elastic soft strips 11 are fixedly arranged outside the arc-shaped rubber tube 1 and close to the middle, the elastic soft strips 11 are distributed in an annular array outside the arc-shaped rubber tube 1, and the strength of the rubber joint can be further enhanced through the arrangement of the elastic soft strips 11

Working principle: this high temperature resistant rubber joint when using, the staff can pass through annular clamping strip 7 and annular draw-in groove 6 joint with metal flange 3 on annular limiting plate 2, thereby can prevent that metal flange 3 from coming off at the in-process of using, and then the practicality of rubber joint has been improved, then the staff can pass through annular pad groove with annular gasket 8 joint between metal flange 3 and arc rubber tube 1, and then can reduce the wearing and tearing of metal flange 3 to arc rubber tube 1, the life of extension rubber joint, and fixed mounting has heat-resisting layer 9 on the inner wall of arc rubber tube 1, the outside fixed mounting of arc rubber tube 1 has heat preservation 10, heat-resisting layer 9 can further improve the heat resistance of arc rubber tube 1, simultaneously through the setting of heat preservation 10, can prevent that rubber joint from breaking because inside and outside difference in temperature is great.

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 temperature resistant rubber joint, includes arc rubber tube (1), its characterized in that: annular limiting plates (2) are fixedly arranged at the two ends of the arc-shaped rubber tube (1), metal flanges (3) are movably sleeved at the two ends of the outer portion of the arc-shaped rubber tube (1), and a plurality of flange holes (4) are formed in the metal flanges (3) and close to the outer sides of the metal flanges.

2. The high temperature resistant rubber joint of claim 1, wherein: the outside of annular limiting plate (2) fixed mounting has annular sealing gasket (5), the diameter of annular sealing gasket (5) is greater than the diameter of annular limiting plate (2).

3. The high temperature resistant rubber joint of claim 1, wherein: annular clamping grooves (6) are formed in the inner side of the annular limiting plate (2), annular clamping strips (7) are fixedly mounted on the outer side of the metal flange (3), and the annular clamping grooves (6) are mutually clamped with the annular clamping strips (7) and are matched with the annular clamping strips.

4. The high temperature resistant rubber joint of claim 1, wherein: the outer part of the arc-shaped rubber tube (1) is movably sleeved with an annular gasket (8) which is positioned on the inner side of the metal flange (3), an annular gasket groove is formed in the outer side of the annular gasket (8), and the diameter of the annular gasket groove is smaller than the inner diameter of the metal flange (3).

5. The high temperature resistant rubber joint of claim 1, wherein: the inner wall of the arc-shaped rubber tube (1) is fixedly provided with a heat-resistant layer (9), and the heat-resistant layer (9) is neoprene.

6. The high temperature resistant rubber joint of claim 1, wherein: an insulation layer (10) is fixedly arranged outside the arc-shaped rubber tube (1), and the insulation layer (10) is made of sponge rubber materials.

7. The high temperature resistant rubber joint of claim 1, wherein: the outer part of the arc-shaped rubber tube (1) is fixedly provided with elastic soft strips (11) close to the middle of the arc-shaped rubber tube, and the elastic soft strips (11) are distributed in an annular array outside the arc-shaped rubber tube (1).