Rubber sealing washer
By introducing an adaptive mechanism and a wear-resistant layer into the rubber gasket, the problem of uneven deformation of traditional rubber gaskets under high pressure is solved, achieving adaptive sealing performance and improved wear resistance, thus ensuring stable sealing of the connected components.
Patent Information
- Application Number
- CN202520619791.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-03
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2035-04-03
AI Technical Summary
Traditional rubber gaskets deform unevenly under pressure, making it difficult to adjust synchronously with the deformation of the connecting parts, resulting in decreased sealing performance and easy leakage, especially under high pressure conditions.
A rubber sealing gasket was designed, comprising a gasket body, an elastic gasket, and an adaptive mechanism. By utilizing the cooperation of an annular groove, a rubber ring, and a hard rubber sheet, combined with an elastic element and a honeycomb structure, deformation self-adaptation is achieved, and stability and wear resistance are improved through a limiting groove and a wear-resistant layer.
When the connecting parts deform, it can maintain good sealing performance, resist shear and torsional forces, prevent squeezing, tilting or twisting, extend service life and ensure sealing effect.
Smart Images
Figure CN223854845U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to rubber seal ring technical field, concretely is a rubber seal gasket. BACKGROUND
[0002] The rubber seal gasket is a kind of annular rubber product, is usually placed between two components needing sealing connection, and its main function is to fill the gap between components;And the rubber seal gasket is a kind of common sealing component, is widely used in machinery, pipeline, container and other fields, to prevent the leakage of fluid (liquid or gas), can also play the role of certain buffer, shock absorption and preventing foreign matter invasion.
[0003] But the prior art still has great deficiency, for example:
[0004] In prior art: when traditional rubber seal gasket bears pressure, uneven deformation distribution phenomenon occurs easily, not only can reduce its sealing efficiency, and under high pressure working condition, traditional rubber seal gasket lacks enough self-adapting deformation ability, is difficult to adjust the form of itself with the deformation of connecting component, and then can not maintain good sealing state. UTILITY MODEL CONTENT
[0005] The utility model aims at providing a kind of rubber seal gasket to solve the problems raised in the above background.
[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of rubber seal gasket, including gasket main body, and the elastic gasket of its top and bottom, the gasket main body and two elastic gaskets are provided with self-adapting mechanism for improving sealing performance between them, characterized in that: the self-adapting mechanism includes annular groove and rubber ring;
[0007] The annular groove is opened in the side adjacent to two elastic gaskets, the top and bottom of gasket main body are all fixedly installed with rubber ring, the side of rubber ring away from gasket main body is through annular groove and extends to the inside of elastic gasket, the side of rubber ring located in the inside of annular groove is fixedly installed with the hard rubber sheet of sliding connection with annular groove;
[0008] The inner wall of annular groove is fixedly installed with a plurality of elastic members for elastically supporting hard rubber sheet;
[0009] The deformation performance between gasket main body and elastic gasket is further improved by the setting of a plurality of elastic members and hard rubber sheet.
[0010] Preferably, a plurality of the elastic members include a plurality of elastic columns fixedly installed between hard rubber sheet and annular groove, and a plurality of the elastic columns are annularly and uniformly fixed on the inner wall of annular groove;
[0011] The interior of the elastic column is provided with a plurality of honeycomb structures, and the plurality of honeycomb structures are equidistantly arranged in the interior of the elastic column.
[0012] Preferably, the top and the bottom of the gasket body are provided with a plurality of limiting grooves, and the two elastic gaskets are fixedly installed with limiting protrusions in the same number as the limiting grooves on the side close to the gasket body, and the limiting grooves and the limiting protrusions are clamped.
[0013] Preferably, the number of the limiting grooves and the limiting protrusions is not less than two and is an even number.
[0014] Preferably, the gasket body comprises an upper half and a lower half, and a reinforcing rib is installed between the upper half and the lower half, and the gasket body is composed of the upper half, the lower half and the reinforcing rib.
[0015] Preferably, the outer side walls of the elastic gasket and the gasket body are provided with wear-resistant layers, and the surfaces of the wear-resistant layers are coated with wear-resistant paint.
[0016] Preferably, the thickness of the gasket body is 1-2mm, the thickness of the elastic gasket is 1.5-2mm, and the overall thickness of the elastic gasket and the gasket body is not more than 5mm.
[0017] Compared with the prior art, the utility model has the advantages that:
[0018] 1. The mutual cooperation between the annular grooves, the rubber ring and the hard rubber sheet can make the two elastic gaskets slide on the two sides of the gasket body to adjust the sealing form between the gasket body and the elastic gasket, and the elastic cooperation of the elastic part can timely eject the hard rubber sheet and the rubber ring when the connecting part is deformed, so that the gasket can adjust its form along with the deformation of the connecting part, and the sealing performance between the connecting parts can be maintained.
[0019] 2. The honeycomb structure arranged in the interior of the elastic column can effectively resist the shear force and the torsional force in the transverse direction to avoid the inclination or the distortion of the elastic column when the connecting part extrudes the gasket during the connection process, and the elastic column can quickly return to the initial state when the connection part expands under high pressure, so that the deformation ability between the gasket body and the elastic gasket is improved, and the gasket body and the elastic gasket cannot timely return to the initial state under pressure, so that the connecting part is prevented from leaking. BRIEF DESCRIPTION OF DRAWINGS
[0020] Figure 1 It is a structural schematic view of the utility model;
[0021] Figure 2 It is a split structure schematic view of the utility model;
[0022] Figure 3 It is the cross section structure schematic view of the elastic member of the utility model;
[0023] Figure 4 It is the wear-resistant layer structure schematic view of the utility model;
[0024] Figure 5 It is the reinforcing rib structure schematic view of the utility model.
[0025] In the figure: 1, gasket main body;11, upper half;12, lower half;2, elastic gasket;3, adaptive mechanism;31, annular groove;32, rubber ring;33, hard rubber sheet;34, elastic member;341, elastic column;342, honeycomb structure;35, limiting groove;36, limiting protrusion;4, reinforcing rib;5, wear-resistant layer;6, wear-resistant coating. DETAILED DESCRIPTION
[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than 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 protection of the utility model.
[0027] Embodiment one:
[0028] Please refer to Figures 1-5 The utility model provides a technical scheme: a rubber sealing gasket, including gasket main body 1, and the top and bottom setting elastic gasket 2, gasket main body 1 with two elastic gasket 2 between setting is used for promoting the self-adapting mechanism 3 of sealing performance, gasket main body 1 includes upper half 11 and lower half 12, and upper half 11 and lower half 12 between installing have reinforcing rib 4, gasket main body 1 is by upper half 11, lower half 12 and reinforcing rib 4 jointly constitute;
[0029] In the embodiment, by gasket main body 1 is divided into upper half 11 and lower half 12 two parts, can add reinforcing rib 4 between the two to promote the overall strength of gasket main body 1, avoid gasket main body 1 when being extruded and appear fracture, influence the sealing performance of connecting component;
[0030] The adaptive mechanism 3 comprises an annular groove 31 and a rubber ring 32; the annular groove 31 is arranged on one side of the two elastic gaskets 2, the top and bottom of the gasket body 1 are fixedly installed with the rubber rings 32, the side of the rubber ring 32 away from the gasket body 1 penetrates through the annular groove 31 and extends to the inside of the elastic gasket 2, the side of the rubber ring 32 inside the annular groove 31 is fixedly installed with the hard rubber sheet 33 in sliding connection with the annular groove 31; the inner wall of the annular groove 31 is fixedly installed with a plurality of elastic members 34 for elastically supporting the hard rubber sheet 33; the deformation performance between the gasket body 1 and the elastic gasket 2 is further improved through the arrangement of the plurality of elastic members 34 and the hard rubber sheet 33
[0031] In the embodiment, the two elastic gaskets 2 can slide on both sides of the gasket body 1 to adjust the sealing form between the gasket body 1 and the elastic gasket 2;
[0032] The plurality of elastic members 34 comprise a plurality of elastic columns 341 fixedly installed between the hard rubber sheet 33 and the annular groove 31, and the plurality of elastic columns 341 are evenly fixed on the inner wall of the annular groove 31 in a ring shape; the inside of the elastic column 341 is provided with a plurality of honeycomb structures 342, and the plurality of honeycomb structures 342 are equidistantly arranged in the inside of the elastic column 341;
[0033] In the embodiment, the elastic column 341 can be tilted or distorted when the connecting component extrudes the gasket during the connection process, and the elastic column 341 can quickly return to the initial state when the connection part expands under high pressure, so as to improve the deformation ability between the gasket body 1 and the elastic gasket 2;
[0034] The thickness of the gasket body 1 is 1-2mm, and the thickness of the elastic gasket 2 is 1.5-2mm; and the overall thickness of the elastic gasket 2 and the gasket body 1 is not more than 5mm.
[0035] Embodiment two:
[0036] On the basis of embodiment one, in the embodiment, it is considered that only through embodiment one, the gasket body 1 and the elastic gasket 2 can adaptively deform and maintain the sealing performance of the connecting component when the connecting component deforms, but in the use process, the two elastic gaskets 2 are easy to twist with the gasket body 1 when the connecting component deforms, therefore, the stability between the gasket body 1 and the elastic gasket 2 is improved by the following structure in the embodiment;
[0037] The top and bottom of the gasket body 1 are provided with a plurality of limiting grooves 35, and the side of the two elastic gaskets 2 close to the gasket body 1 is fixedly installed with a plurality of limiting protrusions 36 same in number with the limiting grooves 35, the limiting grooves 35 and the limiting protrusions 36 are in clamping connection; the number of the limiting grooves 35 and the limiting protrusions 36 is not less than two and is an even number;
[0038] In the embodiment, when the gasket is placed between the connecting components, the two elastic gaskets 2 are pressed, the limiting protrusions 36 on one side of the elastic gaskets 2 enter the interiors of the limiting grooves 35, the two are clamped, the connecting components are connected, and the gasket body 1 and the elastic gaskets 2 are extruded.
[0039] Embodiment three:
[0040] On the basis of the embodiment one, the embodiment considers that the deformation of the gasket body 1 and the elastic gaskets 2 frequently accelerates the abrasion when the connecting components are used in high-pressure working conditions, therefore, the abrasion resistance between the gasket body 1 and the elastic gaskets 2 is improved by the following structure:
[0041] The elastic gaskets 2 and the outer side walls of the gasket body 1 are provided with wear-resistant layers 5, and the surfaces of the wear-resistant layers 5 are coated with wear-resistant paint 6.
[0042] In the embodiment, the wear-resistant layer 5 is made of a polyurethane elastic fiber layer, and in combination with the wear-resistant paint 6 coated on the surface, the abrasion resistance of the surfaces of the gasket body 1 and the elastic gaskets 2 is further improved to form double wear-resistant protection and prolong the service life of the material.
[0043] Working principle: in the use process of the gasket, the gasket is placed between two connecting components, and the two elastic gaskets 2 are extruded when the two connecting components are connected and installed, the rubber ring 32 drives the hard rubber sheet 33 to slide in the annular groove 31, and the gasket body 1 and the elastic gaskets 2 are compressed, so as to ensure the sealing performance between the connecting components.
[0044] In the high-pressure working condition, the connecting components expand due to high pressure, at this time, the rubber ring 32 and the hard rubber sheet 33 use the elasticity of the elastic member 34 to resist the hard rubber sheet 33 and the rubber ring 32, so as to adjust the shape of itself with the deformation of the connecting components, and use the connection between the rubber ring 32 and the elastic gasket 2 and the gasket body 1 to always maintain the sealing performance of the connecting components.
[0045] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A rubber sealing gasket, comprising a gasket body (1) and elastic gaskets (2) arranged at the top and bottom of the gasket body (1), and an adaptive mechanism (3) arranged between the gasket body (1) and the two elastic gaskets (2) for improving sealing performance, characterized in that: The adaptive mechanism (3) comprises an annular groove (31) and a rubber ring (32); The annular groove (31) is arranged on one side of the two elastic washers (2) adjacent to each other, the top and bottom of the washer body (1) are fixedly installed with rubber rings (32), the side of the rubber ring (32) away from the washer body (1) penetrates through the annular groove (31) and extends to the inside of the elastic washer (2), and the side of the rubber ring (32) in the annular groove (31) is fixedly installed with a hard rubber sheet (33) in sliding connection with the annular groove (31); The inner wall of the annular groove (31) is fixedly installed with a plurality of elastic members (34) for elastically supporting the hard rubber sheet (33); Through the arrangement of the plurality of elastic members (34) and the hard rubber sheet (33), the deformation performance between the washer body (1) and the elastic washer (2) is further improved.
2. A rubber sealing gasket according to claim 1, characterised in that: The plurality of elastic members (34) comprise a plurality of elastic columns (341) fixedly installed between the hard rubber sheet (33) and the annular groove (31), and the plurality of elastic columns (341) are evenly fixed on the inner wall of the annular groove (31) in a ring shape; The inside of the elastic column (341) is provided with a plurality of honeycomb structures (342), and the plurality of honeycomb structures (342) are equidistantly arranged in the inside of the elastic column (341).
3. A rubber sealing gasket according to claim 2, wherein: The top and bottom of the washer body (1) are provided with a plurality of limiting grooves (35), and the side of the two elastic washers (2) close to the washer body (1) is fixedly installed with a plurality of limiting protrusions (36) which are the same in number as the limiting grooves (35), and the limiting grooves (35) and the limiting protrusions (36) are connected through clamping.
4. A rubber sealing gasket according to claim 3, wherein: The number of the limiting grooves (35) and the limiting protrusions (36) is not less than two and is an even number.
5. A rubber sealing gasket according to claim 1, wherein: The washer body (1) comprises an upper half (11) and a lower half (12), a reinforcing rib (4) is installed between the upper half (11) and the lower half (12), and the washer body (1) is composed of the upper half (11), the lower half (12) and the reinforcing rib (4).
6. A rubber sealing gasket according to claim 1, wherein: The outer side walls of the elastic washer (2) and the washer body (1) are provided with wear-resistant layers (5), and the surfaces of the wear-resistant layers (5) are coated with wear-resistant paint (6).
7. A rubber sealing gasket according to claim 1, wherein: The thickness of the washer body (1) is 1-2mm, the thickness of the elastic washer (2) is 1.5-2mm, and the overall thickness of the elastic washer (2) and the washer body (1) is not more than 5mm.