CN218992326U

CN218992326U - Honeycomb combined gasket with efficient sealing performance

Info

Publication number: CN218992326U
Application number: CN202223468194.7U
Authority: CN
Inventors: 严秋萍; 储枝晓; 奚侠
Original assignee: NINGBO IDT SINYUAN SEALING TECHNOLOGY CO LTD
Current assignee: NINGBO IDT SINYUAN SEALING TECHNOLOGY CO LTD
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-09
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a honeycomb combined gasket with high-efficiency sealing performance, which relates to the technical field of honeycomb combined gaskets and solves the problem that the sealing performance is affected easily due to low strength of a nonmetal gasket in the prior art.

Description

Honeycomb combined gasket with efficient sealing performance

Technical Field

The utility model relates to the technical field of honeycomb combined gaskets, in particular to a honeycomb combined gasket with high-efficiency sealing performance.

Background

The sealing gasket is a sealing element for machinery, equipment and pipelines, and can isolate the inside from the outside and play a role in sealing. The materials can be divided into a metal sealing gasket and a nonmetal sealing gasket, wherein the metal is provided with a copper gasket, a stainless steel gasket, an iron gasket, an aluminum gasket and the like; non-metal asbestos gaskets, non-asbestos gaskets, paper gaskets, rubber gaskets, graphite gaskets and the like.

At present, a plurality of sealing gaskets made of non-metal materials are used, because the non-metal gaskets are widely applied in daily life due to excellent characteristics such as good elasticity and corrosion resistance, but the non-metal sealing gaskets in the prior art are generally made of plates which are completely made of non-metal materials by stamping, the strength of the non-metal sealing gaskets is usually not high, and the gaskets are easy to crack and even break when being subjected to higher surface pressure, so that the sealing performance of the non-metal sealing gaskets is influenced.

Disclosure of Invention

The utility model aims to provide the honeycomb combined gasket with high-efficiency sealing performance, which is beneficial to greatly improving the strength of a body on the premise of ensuring high sealing performance, preventing fragments of a non-metal material from overflowing and preventing leakage between non-metal layers at the same time, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a honeycomb composite gasket having efficient sealing properties, comprising: the sealing device comprises a body, a sealing unit is arranged on the body, a supporting wrapping edge is arranged at the edge position of the sealing unit, an extending part is extended at the edge position of the supporting wrapping edge, the strength of the body is improved greatly on the premise of ensuring high sealing performance, chips in nonmetallic materials are prevented from overflowing, and nonmetallic interlayer leakage is prevented.

Preferably, the sealing unit comprises a framework, the framework comprises a plurality of groups of hollow hexagonal blocks matched with each other, the bottom end of the framework is provided with a lower sealing plate, the top end of the framework is provided with an upper sealing plate, the framework and the lower sealing plate are sequentially arranged and laminated into a whole, the strength of the body is enhanced, and the tightness of the body is ensured.

Preferably, the support is bordured including installing in the bordure of sealing unit edge position, just be provided with the supporting shoe in the bordure, be favorable to fixing spacing to upper seal plate and lower seal plate, improve the leakproofness.

Preferably, the supporting blocks are provided with a plurality of groups, and are uniformly arranged in the wrapping edges at intervals, so that the supporting is facilitated, and the strength of the sealing unit is improved.

Preferably, the upper surface and the lower surface of the framework are filled with sealing materials, and the sealing materials are any one of expanded graphite, polytetrafluoroethylene, asbestos-free fiber reinforced rubber composite materials and composite mica materials, so that the sealing performance is improved.

Preferably, the framework is a metal frame for cutting metal plates by laser, and the framework is 1 mm-3 mm, so that the strength of the framework is improved.

Preferably, the thickness of the framework accounts for 60% of the thickness of the body, which is beneficial to increasing the strength of the framework.

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

the sealing unit is arranged, the sealing unit consists of the framework, the upper sealing plate and the lower sealing plate, the framework is a metal plate with honeycomb shape, a blocking wall is formed, and no leakage channel is ensured in the radial direction, so that when the gasket made of the plate is used, the sealing performance is not reduced due to the fact that the installation load on a sealing material is reduced due to the resistance of a metal wrapping edge, meanwhile, the size of a hollow hexagonal block is small, a plurality of blocking walls are ensured, the ultralow leakage rate is realized, and the problem that the sealing performance is affected due to the fact that the nonmetal gasket is easy to damage due to the low strength in the prior art is solved.

Drawings

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

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of FIG. 2 according to the present utility model;

FIG. 4 is a schematic view of a seal unit according to the present utility model;

fig. 5 is a schematic view of a partial structure of the present utility model.

In the figure: 1-a body; 2-a sealing unit; 3-supporting and edging; 4-extension; 5-skeletons; 6-hollow hexagonal blocks; 7-a lower sealing plate; 8-an upper sealing plate; 9-edge wrapping; 10-supporting blocks.

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.

Example 1

Referring to fig. 1 and 2 for illustrating an embodiment 1, a honeycomb combined gasket with efficient sealing performance in the drawings includes a body 1, a sealing unit 2 is disposed on the body 1, a supporting binding 3 is disposed at an edge of the sealing unit 2, and an extension portion 4 extends at an edge of the supporting binding 3.

Referring to fig. 3-5, the sealing unit 2 in the drawings includes a frame 5, the frame 5 is composed of a plurality of groups of hollow hexagonal blocks 6 that are matched with each other, a lower sealing plate 7 is installed at the bottom end of the frame 5, an upper sealing plate 8 is installed at the top end of the frame 5, and the upper sealing plate 8, the frame 5 and the lower sealing plate 7 are sequentially arranged and laminated into a whole.

Referring to fig. 3-5, the support binding 3 in the drawings includes a binding 9 mounted at the edge of the sealing unit 2, wherein support blocks 10 are disposed in the binding 9, and the support blocks 10 are disposed in multiple groups and are mounted in the binding 9 at uniform intervals.

In this embodiment, the sealing unit 2 is composed of a frame 5, an upper sealing plate 8 and a lower sealing plate 7, and the frame 5 is composed of a metal plate with honeycomb holes, forming a blocking wall, ensuring that no leakage channel is radially formed at all, so that when the gasket made of such a plate is used, the sealing performance is not reduced due to the fact that the mounting load on the sealing material is reduced due to the resistance of the metal wrapping 9, and meanwhile, the hollow hexagonal block 6 is small in size, ensuring that a plurality of blocking walls are provided, and realizing the ultra-low leakage rate.

In this embodiment, owing to the setting of bordure 9, and then can fix spacing effect to upper seal plate 8 and lower seal plate 7 through the effect of bordure 9, and the setting of supporting shoe 10 has improved the toughness of sealing unit 2, avoids body 1 to receive the extrusion to be presented by the pressure and influence the leakproofness of body 1, improves the reliability of body 1 greatly, and upper seal plate 8 and lower seal plate 7 that the skeleton 5 upper and lower both sides set up avoid skeleton 5 to expose outside, and play the effect of dispersion pressure, can improve the life of body 1.

Example 2

Referring to fig. 1-5 for further description of example 2, in this embodiment, in the illustration, the upper and lower surfaces of the skeleton 5 are both filled with sealing materials, the skeleton 5 is a metal frame welded and supported after metal sheet forming, the sealing materials are any one of expanded graphite, polytetrafluoroethylene, asbestos-free fiber reinforced rubber composite material and composite mica material, the thickness of the skeleton 5 is 60% of the thickness of the body 1, the thickness of the skeleton is 1 mm-3 mm, and the supporting block 10 is made of rubber material.

In this embodiment, since the frame 5 is filled with a sealing material, and the sealing material is any one of expanded graphite, polytetrafluoroethylene, asbestos-free fiber reinforced rubber composite material and composite mica material, the sealing performance of the body 1 is improved, and since the frame 5 is a metal frame welded and supported after metal sheet forming, and the thickness of the frame 5 is 60% of the thickness of the body 1, the strength of the body 1 is improved, the service life of the body is prolonged, and since the supporting block 10 is made of rubber, the supporting block 10 has a certain deformation, and the damage caused by rigid extrusion is avoided, and the hollow hexagonal block 6 improves the sealing performance in order to increase the elasticity of the supporting block 10.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A honeycomb combination gasket with high-efficient sealing performance is characterized in that: comprising the following steps:

the sealing device comprises a body (1), wherein a sealing unit (2) is arranged on the body (1), a supporting binding (3) is arranged at the edge position of the sealing unit (2), and an extension part (4) extends at the edge position of the supporting binding (3).

2. A honeycomb composite gasket having high sealing performance according to claim 1, wherein: the sealing unit (2) comprises a framework (5), the framework (5) is composed of a plurality of groups of hollow hexagonal blocks (6) which are matched with each other, a lower sealing plate (7) is arranged at the bottom end of the framework (5), an upper sealing plate (8) is arranged at the top end of the framework, and the upper sealing plate (8) and the framework (5) and the lower sealing plate (7) are sequentially arranged and laminated into a whole.

3. A honeycomb composite gasket having high sealing performance according to claim 1, wherein: the support binding (3) comprises a binding (9) arranged at the edge of the sealing unit (2), and a support block (10) is arranged in the binding (9).

4. A honeycomb composite gasket having high sealing performance according to claim 3, wherein: the supporting blocks (10) are provided with a plurality of groups and are uniformly arranged in the wrapping edges (9) at intervals.

5. A honeycomb composite gasket having high sealing performance according to claim 2, wherein: the upper surface and the lower surface of the framework (5) are filled with sealing materials, and the sealing materials are any one of expanded graphite, polytetrafluoroethylene, asbestos-free fiber reinforced rubber composite materials and composite mica materials.

6. A honeycomb composite gasket having high sealing performance according to claim 2, wherein: the framework (5) is a metal frame for cutting metal plates by laser.

7. A honeycomb composite gasket having high sealing performance according to claim 2, wherein: the thickness of the framework (5) accounts for 60% of the thickness of the body (1), and the thickness of the framework (5) is 1 mm-3 mm.