Rubber sealing ring

Abstract

The utility model relates to the technical field of sealing rings, in particular to a rubber sealing ring which comprises a sealing ring, a hollow area between the inner wall and the outer wall of the sealing ring is a hollow bin, a steel wire belt is arranged in the hollow bin, outer soft rubber pads are symmetrically arranged on the outer wall of the sealing ring, and inner soft rubber pads are symmetrically arranged on the inner wall of the sealing ring. According to the rubber sealing ring, the steel wire belt is arranged in the sealing ring, so that the stability of the whole structure is improved, the influence of breakage on continuous sealing and limiting fit is reduced, the tight stability of sleeving installation of the sealing ring is improved under the cooperation of the wear-resisting outer protrusion and the wear-resisting inner protrusion, and the sealing ring is not damaged under the action of the outer soft rubber mat and the inner soft rubber mat. The friction force generated when the inner wall and the outer wall of the sealing ring are installed on the sealing piece is increased, the sealing tightness is further improved, the two limiting rings are arranged, the contact area of the two ends of the sealing ring is increased, and then the sealing stability after installation is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sealing ring technical field, concretely is a rubber sealing ring. BACKGROUND

[0002] Sealing rings are widely used in various mechanical devices to achieve sealing of the mechanical devices.

[0003] The utility model discloses a rubber sealing ring discloses a rubber sealing ring, including sealing ring main part, the top fixed connection of sealing ring main part has upper soft ring pad, the bottom fixed connection of sealing ring main part has bottom soft ring pad, the outer surface of sealing ring main part and wear -resisting layer adhesive connection, wear -resisting layer is far from the side of sealing ring main part and dirt -resistant layer adhesive connection, the surface fixed connection of dirt -resistant layer has a plurality of wear -resistant convex, the inside of sealing ring main part is equipped with steel wire ring.

[0004] The above technical scheme, through setting up wear -resisting layer cooperation wear -resistant convex, improved the wear -resisting effect of sealing ring main part, steel wire ring is made of alloy material, and the sealing ring main part is conveniently supported, preventing the sealing ring main part from deforming during installation, and also avoiding the rupture of the rubber sealing ring during long-term use. However, the rubber sealing ring is inconvenient to increase the sealing property during installation, and cannot reduce the deformation and rupture effect for continuous sealing use after long-term use. UTILITY MODEL CONTENTS

[0005] The utility model discloses a rubber sealing ring to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A rubber sealing ring, comprising a sealing ring, a hollow area between the inner wall and the outer wall of the sealing ring is a hollow chamber, a steel wire belt is arranged in the hollow chamber, an outer soft rubber pad is symmetrically arranged on the outer wall of the sealing ring, and an inner soft rubber pad is symmetrically arranged on the inner wall of the sealing ring.

[0008] Further, the sealing ring is made of fluorine rubber material, a wear-resistant outer protrusion is arranged at the middle of the outer ring of the sealing ring, and a wear-resistant inner protrusion is arranged on the inner wall of the sealing ring.

[0009] In the utility model, the fluorine rubber material has high temperature resistance, and can be used in a temperature range of -20°C to +200°C. It has excellent resistance to various chemicals, including acids, bases and solvents, and prolongs the resistance of the sealing ring.

[0010] Specifically, the wear-resistant outer protrusion and the wear-resistant inner protrusion are fixedly connected to the sealing ring by fusion, and the wear-resistant outer protrusion and the wear-resistant inner protrusion are made of polyurethane rubber material.

[0011] The polyurethane rubber material has flexibility and weather resistance, is suitable for use in a dynamic environment, and needs to be inserted and slidably installed when the sealing ring is installed with an external sealing part, so that flexibility is increased, overall installation is facilitated, corresponding limiting and sealing cooperation is facilitated, and when the wear-resistant outer protrusion and the wear-resistant inner protrusion are bonded with the sealing ring, cold bonding is performed through an adhesive such as epoxy resin, polyurethane glue or acrylic glue.

[0012] It should be noted that the limiting ring is annular, and the limiting ring inner wall and the sealing ring outer wall are bonded and fixed.

[0013] In the utility model, the cooperation of the two limiting rings increases the contact area of the two ends of the sealing ring, and further increases the sealing area, which is helpful for stable sealing cooperation.

[0014] Further, the width of the hollow warehouse inner wall is matched with the width of the steel wire belt outer wall, the steel wire belt is annular, and the steel wire belt is made of carbon steel wire rope.

[0015] In the utility model, the carbon steel wire rope has high bearing capacity and good toughness, which is helpful for increasing the overall structural stability when the sealing ring is sleeved on the sealing part, reducing the influence of deformation on sealing cooperation, and reducing the appearance of cracks under the cooperation of the steel wire belt to continuously perform sealing cooperation.

[0016] Specifically, the outer soft rubber pad is funnel-shaped, the small-diameter end of the outer soft rubber pad is tightly attached to the outer ring of the sealing ring and is bonded and fixed, the outer soft rubber pad is made of fluorine rubber, and the large-diameter ends of the two outer soft rubber pads are arranged opposite to each other.

[0017] In the utility model, the two outer soft rubber pads are installed on the outer wall of the sealing ring to increase the sealing property of the outer wall of the sealing ring and an external connecting part, and the two inverted close cooperation increases the friction resistance after installation, and further increases the sealing property during installation.

[0018] It should be noted that the inner soft rubber pad is funnel-shaped, the small-diameter end of the inner soft rubber pad is tightly attached to the inner ring of the sealing ring and is bonded and fixed, the inner soft rubber pad is made of fluorine rubber, and the large-diameter ends of the two inner soft rubber pads are arranged opposite to each other.

[0019] In the utility model, the two inner soft rubber pads are installed on the inner wall of the sealing ring to increase the friction force between the inner wall of the sealing ring and the sleeved sealing part, and further increase the sealing property of the inner wall.

[0020] Compared with the prior art, the utility model has the advantages that:

[0021] 1. The utility model discloses a steel wire belt is set in the sealing ring ring, increases the overall structure stability, reduces the fracture influence sustained sealing limit cooperation, and under the cooperation of wear -resistant outer convex and wear -resistant inner convex, increases the close stability of sealing ring ring set installation, and under the effect of outer soft rubber pad, inner soft rubber pad, increases the friction force of sealing ring ring inner wall and outer wall installation on the sealing element, further increases the tightness of sealing.

[0022] 2. The utility model discloses two limit rings are set up, increase the contact area of sealing ring ring both ends, and then increase the stability of the sealing after installation, under the cooperation of outer soft rubber pad, inner soft rubber pad and wear -resistant outer convex, wear -resistant inner convex, increase the sealing stability of overall installation. ACCURACY OF DRAWINGS

[0023] Figure 1 It is the overall structure schematic diagram of the utility model;

[0024] Figure 2 It is the outer soft rubber pad and sealing ring ring combination structure schematic diagram of the utility model;

[0025] Figure 3 It is the inner soft rubber pad and sealing ring ring combination structure schematic diagram of the utility model;

[0026] Figure 4 It is the sealing ring ring and steel wire belt combination structure schematic diagram of the utility model;

[0027] Figure 5 It is the overall cross section structure schematic diagram of the utility model.

[0028] The meaning of each mark in the drawing is as follows:

[0029] 1, sealing ring ring;10, wear -resistant outer convex;11, limit ring;12, wear -resistant inner convex;13, hollow warehouse;130, steel wire belt;

[0030] 2, outer soft rubber pad;

[0031] 3, inner soft rubber pad. DETAILED DESCRIPTION

[0032] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0033] Please refer to Figures 1-5 The embodiment provides a technical scheme:

[0034] A kind of rubber sealing ring, including sealing ring ring 1, sealing ring ring 1 is made of fluorine rubber material, wear-resistant outer convex 10 is arranged at the middle of sealing ring ring 1 outer circle, wear-resistant inner convex 12 is arranged on the inner wall of sealing ring ring 1

[0035] In the utility model, fluorine rubber material is made of high temperature resistance, which can be used in the temperature range of-20°C to +200°C, and has excellent resistance to various chemicals, including acid, base and solvent, to extend the resistance of sealing ring ring 1.

[0036] Further, wear-resistant outer convex 10 and wear-resistant inner convex 12 are fused and fixed with sealing ring ring 1, and wear-resistant outer convex 10 and wear-resistant inner convex 12 are made of polyurethane rubber material.

[0037] In the utility model, polyurethane rubber material has flexibility and weather resistance, is suitable for use in dynamic environment, sealing ring ring 1 needs to be inserted and slidably installed when being installed with external sealing parts, flexibility is increased, overall installation is facilitated, corresponding limiting sealing cooperation is facilitated, and wear-resistant outer convex 10 and wear-resistant inner convex 12 are cold bonded by using epoxy resin, polyurethane glue or acrylic glue as adhesive when being bonded with sealing ring ring 1.

[0038] Specifically, the hollow area between the inner wall and the outer wall of sealing ring ring 1 is a hollow warehouse 13, a steel wire belt 130 is arranged in the hollow warehouse 13, the width of the inner wall of the hollow warehouse 13 is matched with the width of the outer wall of the steel wire belt 130, the steel wire belt 130 is in the form of a ring, and the steel wire belt 130 is made of carbon steel wire rope.

[0039] In the utility model, the carbon steel wire rope has high carrying capacity and good toughness, which helps to increase the overall structural stability when sealing ring ring 1 is sleeved on the sealing part, reduces the influence of deformation on sealing cooperation, and reduces the influence of cracks caused by fracture on continuous sealing cooperation under the cooperation of the steel wire belt 130.

[0040] Further, two outer soft rubber pads 2 are symmetrically arranged on the outer wall of sealing ring ring 1, the outer soft rubber pad 2 is in the form of a funnel, the small-diameter end of the outer soft rubber pad 2 is closely attached to the outer circle of sealing ring ring 1 and is bonded and fixed, the outer soft rubber pad 2 is made of fluorine rubber, and the large-diameter ends of the two outer soft rubber pads 2 are arranged opposite to each other.

[0041] In the utility model, two outer soft rubber pads 2 are installed on the outer wall of sealing ring ring 1, the sealing property of the outer wall of sealing ring ring 1 and external connecting parts is increased, and the frictional resistance after installation is increased, so that the sealing property during installation is increased.

[0042] It needs to be explained that the inner soft rubber pad 3 is symmetrically arranged on the inner wall of the sealing ring 1, the inner soft rubber pad 3 is funnel-shaped, the small-diameter end of the inner soft rubber pad 3 is tightly attached to the inner ring of the sealing ring 1 and is adhesively fixed, the inner soft rubber pad 3 is made of fluororubber, and the large-diameter ends of the two inner soft rubber pads 3 are arranged opposite to each other.

[0043] In the utility model, the two inner soft rubber pads 3 are installed on the inner wall of the sealing ring 1, the friction force of the inner wall of the sealing ring 1 and the sleeved sealing element is increased, and then the sealing property of the inner wall is increased.

[0044] In addition, the limiting ring 11 is arranged at each end of the outer wall of the sealing ring 1, the limiting ring 11 is annular, and the inner wall of the limiting ring 11 is adhesively fixed to the outer wall of the sealing ring 1.

[0045] In the utility model, the contact area of the two ends of the sealing ring 1 is increased under the cooperation of the two limiting rings 11, the sealing area is increased, and stable sealing cooperation is facilitated.

[0046] In use of the rubber sealing ring of the embodiment, first, the steel wire belt 130 is installed in the sealing ring 1 with the hollow chamber 13, then the wear-resistant outer protrusion 10 and the wear-resistant inner protrusion 12 are adhesively combined with the outer wall and the inner wall of the corresponding sealing ring 1, and the two groups of outer soft rubber pads 2 and inner soft rubber pads 3 are installed on the outer wall and the inner wall of the sealing ring 1;

[0047] When the sealing elements need to be installed, the sealing ring 1 is sleeved on the corresponding sealing element, the contact area of the two ends of the sealing ring 1 is increased under the cooperation of the two limiting rings 11, the wear-resistant outer protrusion 10 is tightly attached to the external connecting element, the outer soft rubber pad 2 increases the friction force with the external connecting element, the wear-resistant inner protrusion 12 increases the friction force with the sleeved sealing element under the cooperation of the inner soft rubber pad 3, and then the stability of the overall installation is increased, the deformation caused by long-term installation is reduced under the cooperation of the steel wire belt 130, the continuous sealing use is maintained, the overall structure is simple, and the service life is prolonged.

Claims

1. A rubber sealing ring comprising a sealing ring ring (1), characterized in that: The hollow area between the inner wall and the outer wall of the sealing ring (1) is a hollow warehouse (13), the hollow warehouse (13) is provided with a steel wire belt (130), the outer wall of the sealing ring (1) is symmetrically provided with an outer soft rubber pad (2), and the inner wall of the sealing ring (1) is symmetrically provided with an inner soft rubber pad (3).

2. The rubber seal ring of claim 1, wherein: The sealing ring (1) is made of fluorine rubber material, the outer ring of the sealing ring (1) is provided with a wear-resistant outer protrusion (10) in the middle, and the inner wall of the sealing ring (1) is provided with a wear-resistant inner protrusion (12).

3. The rubber seal ring of claim 2, wherein: The wear-resistant outer protrusion (10) and the wear-resistant inner protrusion (12) are both fused and fixed with the sealing ring (1), and the wear-resistant outer protrusion (10) and the wear-resistant inner protrusion (12) are both made of polyurethane rubber material.

4. The rubber seal ring of claim 1, wherein: The outer wall of the sealing ring (1) is provided with a limiting ring (11) at both ends, the limiting ring (11) is in the shape of a ring, and the inner wall of the limiting ring (11) is adhesively fixed with the outer wall of the sealing ring (1).

5. The rubber seal ring of claim 1, wherein: The width of the inner wall of the hollow warehouse (13) is matched with the width of the outer wall of the steel wire belt (130), the steel wire belt (130) is in the shape of a ring, and the steel wire belt (130) is made of carbon steel wire rope.

6. The rubber seal ring of claim 1, wherein: The outer soft rubber pad (2) is in the shape of a funnel, the small-diameter end of the outer soft rubber pad (2) is tightly attached to the outer ring of the sealing ring (1) and is adhesively fixed, the outer soft rubber pad (2) is made of fluorine rubber, and the large-diameter ends of the two outer soft rubber pads (2) are arranged opposite to each other.

7. The rubber seal ring of claim 1, wherein: The inner soft rubber pad (3) is in the shape of a funnel, the small-diameter end of the inner soft rubber pad (3) is tightly attached to the inner ring of the sealing ring (1) and is adhesively fixed, the inner soft rubber pad (3) is made of fluorine rubber, and the large-diameter ends of the two inner soft rubber pads (3) are arranged opposite to each other.

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