High-temperature-resistant fluororubber gasket

Abstract

The high-temperature-resistant fluororubber gasket comprises a rubber pad, a connecting cylinder is fixedly connected to the inner side face of the rubber pad, a positioning ring is fixedly connected to the side surface of the connecting cylinder, a wear-resistant layer is fixedly connected to the end, away from the rubber pad, of the connecting cylinder, and a second base plate is fixedly connected to the lower bottom wall of the rubber pad. A sliding rod is fixedly connected to the upper surface of the second base plate, a sleeve is slidably connected to the side surface of the sliding rod, a first base plate is fixedly connected to the end, away from the sliding rod, of the sleeve, a spring is fixedly connected to the upper surface of the second base plate, and the end, away from the second base plate, of the spring is fixedly connected with the first base plate. Through the components, the wear-resistant layer can be mounted on the rubber pad through the connecting cylinder and the positioning ring, so that the rubber pad is convenient to mount, dismount and replace, the wear-resistant layer made of polytetrafluoroethylene is utilized to improve the wear resistance of the surface of the rubber pad, and the rate of transferring heat from the surface of the rubber pad is reduced through the low thermal conductivity of polytetrafluoroethylene; the heat resistance of the rubber gasket is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to rubber gasket technical field, especially in a kind of high-temperature-resistant fluorine rubber gasket. BACKGROUND

[0002] The existing high-temperature-resistant fluorine rubber gasket is provided with elastic component in the cavity inside rubber gasket, the elasticity and sealing property of rubber pad body are improved, wear-resistant component is arranged at the edge of rubber pad, and the wear resistance of rubber pad is improved, but the wear-resistant component of rubber pad cannot be quickly disassembled and replaced, such as a kind of high-temperature-resistant rubber gasket disclosed in Chinese patent, with the application number CN202322377102.2, although rubber pad body adopts high-temperature-resistant material, so that rubber pad body can withstand higher temperature, further, wear-resistant component is arranged at the edge of rubber pad body, and the wear resistance of rubber pad body is improved, but wear-resistant component is not connected by mechanical mode, cannot be disassembled and replaced, so that rubber gasket is also replaced after wear-resistant component is damaged, and use has limitation. SUMMARY

[0003] The utility model aims at at least solving one of the technical problems in prior art, provide a kind of high-temperature-resistant fluorine rubber gasket, by installing wear-resistant layer of material polytetrafluoroethylene on the surface of rubber pad, the wear resistance of the surface of rubber gasket is enhanced, and the low thermal conductivity of polytetrafluoroethylene is utilized, the conduction rate of heat transferred from the surface of rubber gasket is reduced, the heat resistance effect of rubber gasket is improved, and spring is provided in rubber gasket and pad is used as protection, the elastic force of spring is dispersed, the elasticity is enhanced by spring elastic force, and the damage caused by spring to rubber gasket is reduced, after rubber gasket is deformed in long-term high-temperature state, spring is used as support, so that rubber gasket can maintain basic shape, guarantee the normal use of rubber gasket, and glass fiber is filled in the through slot of rubber gasket, and the heat resistance of rubber gasket is further enhanced.

[0004] The utility model further provides a kind of high-temperature-resistant fluorine rubber gasket with the above, including: rubber pad, the inner side of the rubber pad is fixedly connected with connecting barrel, the side surface of the connecting barrel is fixedly connected with positioning ring, the end of the connecting barrel away from rubber pad is fixedly connected with wear-resistant layer;

[0005] The lower bottom wall of the rubber pad is fixedly connected with a pad plate two, the upper surface of the pad plate two is fixedly connected with a sliding rod, the side surface of the sliding rod is slidably connected with a sleeve, one end of the sleeve away from the sliding rod is fixedly connected with a pad plate one, the upper surface of the pad plate two is fixedly connected with a spring, and one end of the spring away from the pad plate two is fixedly connected with the pad plate one. Through the above components, the wear-resistant layer can be installed on the rubber pad through the connecting barrel and the positioning ring, so that it is convenient to install, disassemble and replace, the wear-resistant layer made of polytetrafluoroethylene improves the wear resistance of the surface of the rubber pad, the low thermal conductivity of the polytetrafluoroethylene reduces the heat transfer rate of the surface of the rubber pad, and the heat resistance of the rubber gasket is improved.

[0006] The utility model discloses a kind of high-temperature-resistant fluorine rubber gaskets, the inside of the rubber pad is provided with through groove one, the inside of the rubber pad is provided with through groove two. By being provided with through groove one and bucket groove two in the inside of rubber pad, the elasticity and buffering property of rubber gasket are enhanced, and certain heat insulation effect is provided, help reduce heat conduction.

[0007] The utility model discloses a kind of high-temperature-resistant fluorine rubber gaskets, the pad plate one and pad plate two are all located in through groove one, and the one end of the pad plate one away from spring is fixedly connected with rubber pad. Pad plate one and pad plate two are placed in through groove one, provide buffering effect, avoid the spring between connection on rubber pad, leading to rubber pad stress damage.

[0008] The utility model discloses a kind of high-temperature-resistant fluorine rubber gaskets, the surface of the pad plate one and pad plate two is provided with fixed groove, and the surface of the rubber pad is provided with insertion slot. So that plug can be inserted into through groove one by being penetrated insertion slot and fixed groove, so that wear-resistant layer can be fixed on rubber pad.

[0009] The utility model discloses a kind of high-temperature-resistant fluorine rubber gaskets, the one end of wear-resistant layer close to rubber pad is fixedly connected with plug, and the one end of the plug away from wear-resistant layer extends to through groove one by being penetrated the surface of rubber pad. By inserting plug into through groove one, wear-resistant layer can be fixed on rubber pad and not easy to fall off when using.

[0010] The utility model discloses a kind of high-temperature-resistant fluorine rubber gaskets, the lower bottom wall of the rubber pad is fixedly connected with support column, the support column is located in through groove two, and the inside of the through groove two is provided with filling layer. Support column is used to support through groove two, while guaranteeing the elasticity of rubber gasket, provide support effect.

[0011] The utility model discloses a kind of high-temperature-resistant fluorine rubber gaskets, the inside of the rubber pad is provided with positioning groove, and the positioning ring is located in the inside of positioning groove. Wear-resistant layer and connecting barrel can be fixed on rubber pad by inserting positioning ring into positioning groove.

[0012] The utility model discloses a kind of high-temperature-resistant fluorine rubber gaskets, the wear-resistant layer has two and is symmetrically distributed, the rubber pad is located between two wear-resistant layers.The wear-resistant layer is equipped on the both sides of rubber pad, improve the wear resistance of rubber gasket, to improve the service life of rubber gasket in turn.

[0013] Beneficial effects:

[0014] Compared with prior art, by installing wear-resistant layer of material polytetrafluoroethylene on the surface of rubber pad, the wear resistance of rubber gasket surface is enhanced, and the low thermal conductivity of polytetrafluoroethylene is utilized, the conduction rate of heat transferred from the surface of rubber gasket is reduced, the heat resistance effect of rubber gasket is improved, and spring is provided in the rubber gasket and pad is used as protection, the spring elasticity is dispersed, the spring elasticity is enhanced while reducing the damage of spring to rubber gasket, and after the deformation of rubber gasket in high temperature state for a long time, the spring is used as support, so that rubber gasket can maintain basic shape, ensure the normal use of rubber gasket, and glass fiber is filled in the through slot of rubber gasket, to further enhance the heat resistance of rubber gasket. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model is further illustrated below in connection with drawings and examples;

[0016] Figure 1 It is whole structural drawing of high-temperature-resistant fluorine rubber gasket of the utility model;

[0017] Figure 2 It is sectional structure drawing of high-temperature-resistant fluorine rubber gasket of the utility model;

[0018] Figure 3 It is rubber pad structure drawing of high-temperature-resistant fluorine rubber gasket of the utility model;

[0019] Figure 4 It is wear-resistant layer structure drawing of high-temperature-resistant fluorine rubber gasket of the utility model;

[0020] Figure 5 It is pad plate one and pad plate two sectional structure drawing of high-temperature-resistant fluorine rubber gasket of the utility model.

[0021] LEGEND:

[0022] 1, rubber pad;2, wear-resistant layer;3, plug;4, connecting barrel;5, positioning ring;6, through slot one;7, pad plate one;8, pad plate two;9, through slot two;10, support column;11, positioning groove;12, insertion groove;13, fixed groove;14, spring;15, sliding rod;16, sleeve. DETAILED DESCRIPTION

[0023] The detailed embodiments of the utility model will be described in detail in this part, the preferred embodiment of the utility model is shown in the drawings, the role of the drawings is to supplement the description of the written part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0024] Referring to Figures 1-5 The utility model discloses a kind of high-temperature-resistant fluorine rubber gaskets, it includes: rubber pad 1, the inner side of rubber pad 1 is fixedly connected with connecting barrel 4, the side surface of connecting barrel 4 is fixedly connected with positioning ring 5, the end of connecting barrel 4 away from rubber pad 1 is fixedly connected with wear layer 2, wear layer 2 has two and is symmetrically distributed, rubber pad 1 is between two wear layers 2;

[0025] Specifically, when using, connecting barrel 4 is inserted into rubber pad 1, so that the positioning ring 5 installed on connecting barrel 4 can be clamped into the positioning groove 11 on rubber pad 1, so that connecting barrel 4 can drive wear layer 2 to be installed on the surface of rubber pad 1, the material of wear layer 2 is polytetrafluoroethylene, which has certain wear resistance and heat insulation effect, can improve the wear resistance of rubber gasket and reduce the effect of heat transfer, and after wear layer 2 is damaged, it is taken off from rubber pad 1 for replacement, improve the service life of rubber pad 1, the material of rubber pad 1 is fluorine rubber, so that rubber pad 1 has high-temperature-resistant effect;

[0026] The lower bottom wall of rubber pad 1 is fixedly connected with pad plate two 8, the upper surface of pad plate two 8 is fixedly connected with slide rod 15, the side surface of slide rod 15 is slidably connected with sleeve 16, the end of sleeve 16 away from slide rod 15 is fixedly connected with pad plate one 7, the upper surface of pad plate two 8 is fixedly connected with spring 14, and the end of spring 14 away from pad plate two 8 is fixedly connected with pad plate one 7.

[0027] Specifically, pad plate one 7 and pad plate two 8 are installed in the through slot one 6 inside rubber pad 1, and spring 14 is fixed between the two pad plates, the elasticity of rubber gasket is enhanced by using spring 14, and the spring force of pad plate one 7 and pad plate two 8 can be dispersed, so that the damage of rubber pad 1 caused by excessive elasticity of spring 14 is avoided, and sleeve 16 and slide rod 15 are installed on pad plate one 7 and pad plate two 8 respectively, so that relative sliding can occur between sleeve 16 and slide rod 15 after spring 14 is compressed, the force of rubber pad 1 is uniform, and spring 14 is not easy to deform compared with rubber, so that rubber gasket can also use spring 14 as support after deformation to maintain shape.

[0028] The inner part of the rubber pad 1 is provided with a through groove one 6, the inner part of the rubber pad 1 is provided with a through groove two 9, the pad plate one 7 and the pad plate two 8 are located in the through groove one 6, the pad plate one 7 is fixedly connected with the rubber pad 1 away from the spring 14, the lower bottom wall of the rubber pad 1 is fixedly connected with a support column 10, the support column 10 is located in the through groove two 9, and the through groove two 9 is provided with a filling layer.

[0029] Specifically, the inner part of the rubber pad 1 is provided with the through groove one 6 and the through groove two 9, the pad plate one 7 and the pad plate two 8 are located in the through groove one 6 to enhance the elasticity of the rubber pad 1, the through groove two 9 is provided with the support column 10 to enhance the supporting effect, and the through groove two 9 is filled with the filling material such as glass fiber to enhance the strength and hardness of the rubber pad and improve the temperature resistance.

[0030] The surfaces of the pad plate one 7 and the pad plate two 8 are provided with fixed grooves 13, the surface of the rubber pad 1 is provided with an insertion groove 12, the end, close to the rubber pad 1, of the wear-resistant layer 2 is fixedly connected with an insertion block 3, the end, away from the wear-resistant layer 2, of the insertion block 3 extends to the through groove one 6 through the surface of the rubber pad 1, the inner side of the rubber pad 1 is provided with a positioning groove 11, and the positioning ring 5 is located in the positioning groove 11.

[0031] Specifically, the surface of the wear-resistant layer 2 is provided with the insertion block 3, the material of the insertion block 3 is also fluorine rubber, after the positioning ring 5 is clamped into the positioning groove 11, the insertion block 3 is aligned with the insertion groove 12 on the rubber pad 1 and is inserted into the through groove one 6 through the fixed groove 13 on the pad plate one 7 or the pad plate two 8, so that the connection between the wear-resistant layer 2 and the rubber pad 1 is enhanced, and the wear-resistant layer 2 is prevented from falling off in the using process.

[0032] Working principle: before use, the connecting barrel 4 is inserted into the rubber pad 1, so that the positioning ring 5 installed on the connecting barrel 4 can be clamped into the positioning groove 11 on the rubber pad 1, the connecting barrel 4 can drive the wear-resistant layer 2 to be installed on the surface of the rubber pad 1, then the insertion block 3 is aligned with the insertion groove 12 on the rubber pad 1 and is inserted into the through groove one 6 through the fixed groove 13 on the pad plate one 7 or the pad plate two 8, so that the connection between the wear-resistant layer 2 and the rubber pad 1 is enhanced, in the using process, the wear-resistant layer 2 is located on the surface of the rubber pad, the wear resistance of the rubber pad is improved, and the heat transfer effect is reduced, after the wear-resistant layer 2 is damaged, the wear-resistant layer 2 can be taken down and replaced, when the rubber pad is extruded, the pad plate one 7, the pad plate two 8 and the spring 14 in the through groove one 6 can provide a buffering effect, the elasticity of the rubber pad is enhanced, the spring 14 is used as a support, and even if the rubber pad is deformed after long-term use, the shape of the rubber pad can also be maintained and used normally.

[0033] The embodiments of the utility model are explained in detail in combination with the drawings above, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A high temperature resistant fluoroelastomer gasket, characterized by, Include: The inner side of the rubber pad (1) is fixedly connected with the connecting barrel (4), the side surface of the connecting barrel (4) is fixedly connected with the positioning ring (5), and the end of the connecting barrel (4) away from the rubber pad (1) is fixedly connected with the wear-resistant layer (2); The lower bottom wall of the rubber pad (1) is fixedly connected with the second pad (8), the upper surface of the second pad (8) is fixedly connected with the slide rod (15), the side surface of the slide rod (15) is slidingly connected with the sleeve (16), the end of the sleeve (16) away from the slide rod (15) is fixedly connected with the first pad (7), the upper surface of the second pad (8) is fixedly connected with the spring (14), and the end of the spring (14) away from the second pad (8) is fixedly connected with the first pad (7).

2. The high temperature resistant fluoroelastomer gasket of claim 1, wherein, The inner side of the rubber pad (1) is provided with a through groove (6), and the inner side of the rubber pad (1) is provided with a through groove (9).

3. The high temperature resistant fluoroelastomer gasket of claim 2, wherein, The first pad (7) and the second pad (8) are located in the through groove (6), and the end of the first pad (7) away from the spring (14) is fixedly connected with the rubber pad (1).

4. The high temperature resistant fluoroelastomer gasket of claim 1, wherein, The surfaces of the first pad (7) and the second pad (8) are provided with fixing grooves (13), and the surface of the rubber pad (1) is provided with an insertion groove (12).

5. The high temperature resistant fluoroelastomer gasket of claim 1, wherein, The end of the wear-resistant layer (2) close to the rubber pad (1) is fixedly connected with the insertion block (3), and the end of the insertion block (3) away from the wear-resistant layer (2) extends through the surface of the rubber pad (1) to the through groove (6).

6. The high temperature resistant fluoroelastomer gasket of claim 2, wherein, The lower bottom wall of the rubber pad (1) is fixedly connected with the supporting column (10), the supporting column (10) is located in the through groove (9), and the through groove (9) is provided with a filling layer.

7. The high temperature resistant fluoroelastomer gasket of claim 1, wherein, The inner side of the rubber pad (1) is provided with a positioning groove (11), and the positioning ring (5) is located in the positioning groove (11).

8. The high temperature resistant fluoroelastomer gasket of claim 1, wherein, The wear-resistant layer (2) has two and is symmetrically distributed, and the rubber pad (1) is located between the two wear-resistant layers (2).

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