CN110966485A

CN110966485A - Adhesive high-temperature-resistant gasket

Info

Publication number: CN110966485A
Application number: CN201911186414.7A
Authority: CN
Inventors: 金小刚; 郦贤泰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-04-07

Abstract

The invention discloses a paste type high temperature resistant gasket which is in a long strip shape and comprises an outer layer of tubular heat insulation layer and a lining net-shaped metal wire elastic framework, wherein a high temperature resistant double-sided adhesive tape is arranged on any outer side of the tubular heat insulation layer in the axial direction. The invention provides a pasted high-temperature-resistant gasket which is convenient and quick to install, reduces operation errors until the operation errors are eliminated, and improves the sealing property.

Description

Adhesive high-temperature-resistant gasket

Technical Field

The invention relates to a bonded high-temperature-resistant gasket.

Background

At present, heat insulating gaskets are required to be used on the periphery of doors of carbon ovens and some heating devices, and the gaskets mainly play a role in heat insulation, heat preservation and sealing.

The materials of the gaskets are felt or packing, mineral wool is also used for filling as a heat insulation material, the structures can not ensure that the original performance can be maintained after high temperature, the felt and the packing can shrink after being heated, and the mineral wool can affect the environment.

With the new direction brought to the upgrading and updating of the heat insulating gasket of the heating equipment by the wide application of new materials such as glass fiber and carbon fiber, a tubular gasket appears in the market, and the method for installing the tubular gasket on the heating equipment door is generally completed by a plurality of independent hooks for connecting the gasket and the door plate. The hook is composed of a head part and a bottom part which are perpendicular to each other, the bottom part of the hook is woven or embedded in the gasket, and the head part is embedded into the mounting hole on the oven door, so that the gasket is mounted on the oven door.

The hook is installed complicatedly when the gasket of using the hook connected mode is produced on heating equipment, needs a large amount of personnel to participate in the assembly, and the defective rate is higher, also needs a large amount of manual work to participate in when installing on equipment, and the mistake in erection easily appears when the aperture of cavity is installed to the hook, and in case the dismantlement is also more troublesome after the mistake in erection appears, the hook afterbody and the gasket adhesion cause the gasket to warp easily and cause sealed inefficacy.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects of the prior art, and provides the pasted high-temperature-resistant gasket which is convenient and quick to install, reduces the operation errors until the operation errors are avoided, and improves the sealing property.

In order to solve the technical problems, the technical scheme of the invention is as follows:

the utility model provides a paste formula high temperature resistant packing ring, paste formula high temperature resistant packing ring and be rectangular form, it includes the netted wire elastic framework of outer tubulose insulating layer and inside lining, the arbitrary outside of axial of tubulose insulating layer is provided with high temperature resistant two-sided adhesive tape.

Further, the high-temperature-resistant self-adhesive strips can be continuously or discontinuously arranged on the axial outer side of the tubular heat-insulating layer.

Further, before the high-temperature-resistant double-sided adhesive tape is pasted, the cross section of the pasted high-temperature-resistant gasket can be set to be in a required irregular shape.

Further, a layer of net-shaped metal material is coated on the outer side of the tubular heat insulation layer.

Furthermore, the inner cavity of the reticular metal wire elastic framework can be filled with temperature-resistant elastic materials.

Furthermore, both ends of the long-strip-shaped pasting type high-temperature resistant gasket are provided with a binding port structure.

Furthermore, the mouth structure of restrainting is high temperature resistant sticky tape, high temperature resistant sticky tape pastes in the outside of tubulose insulating layer along the terminal circumferencial direction of tubulose insulating layer.

Furthermore, the mouth structure is formed by inwards folding the tubular heat insulation layer.

Further, the binding structure is formed by fixedly connecting the tubular heat-insulating layer and the reticular metal wire elastic framework by staples.

Furthermore, the bundle opening structure is formed by sewing and fixing high-temperature-resistant wires at the end part of the adhesive high-temperature-resistant gasket, and the tubular heat-insulating layer and the reticular metal wire elastic framework are fixedly wound in an inserting manner through the metal wires.

By adopting the technical scheme, the invention only needs to finish the preparation of the adhesive high-temperature-resistant gasket, when the gasket is required to be used, the gasket required to be adhered is wiped clean, the high-temperature-resistant double-sided adhesive tape adhered along the axial direction of the gasket is torn off, and the gasket is installed by properly pressing after being adhered. The phenomenon that the tail end of the hook punctures operators due to the hook installation in the installation process is completely avoided, and the problem of sealing failure caused by gasket deformation due to adhesion of the tail of the hook and the gasket is solved without using the hook.

Drawings

Fig. 1-1 is a schematic cross-sectional view of a bonded high temperature gasket of the present invention;

fig. 1-2 is a schematic cross-sectional structure diagram after function expansion;

FIGS. 1-3 are schematic views showing the appearance and structure of the bonded high temperature resistant gasket of the present invention;

FIG. 2-1 is a schematic view of a modified collar of the present invention;

FIG. 2-2 is a schematic view of a modified collar structure of the present invention;

FIGS. 2-3 are schematic views of a modified collar structure of the present invention;

FIGS. 2-4 are schematic views of a modified collar structure of the present invention;

FIG. 3-1 is a schematic view of a pre-shaped structure according to the present invention;

FIG. 3-2 is a schematic view of a pre-shaped structure according to the present invention;

FIG. 4-1 is a schematic cross-sectional view of a gasket according to the present invention after using high temperature resistant double-sided adhesive tapes of different widths;

fig. 4-2 is a schematic diagram showing the cross-sectional structure comparison of the gasket after using the high temperature resistant double-sided adhesive tape with different widths according to the present invention.

Detailed Description

In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

Example one

As shown in figures 1-1 and 1-3, a sticking type high temperature resistant gasket 1 is in a long strip shape and comprises a tubular heat insulation layer 1-1 weaved by an outer layer high temperature resistant heat insulation material and a net-shaped metal wire elastic framework 1-2 lined with the high temperature resistant heat insulation material, wherein the high temperature resistant heat insulation material comprises glass fiber, basalt fiber, carbon fiber and the like, a high temperature resistant double-sided adhesive tape 2 is arranged on any axial outer side of the tubular heat insulation layer 1-1, the high temperature resistant self-adhesive tape 2 can be continuously or discontinuously arranged on the axial outer side of the tubular heat insulation layer 1-1 or continuously or discontinuously stuck on the circumferential outer side of the tubular heat insulation layer 1-1 along the same straight line direction according to actual needs, then the sticking type high temperature resistant gasket 1 stuck with the high temperature resistant double-sided adhesive tape 2 is rolled to ensure that the high temperature resistant double-sided adhesive tape 2 is fully stuck with the, the bonded high-temperature-resistant gasket 1 is cut according to the required length for standby, and a binding structure 5 is added in the circumferential direction of the cut end part and is rolled to prevent the chips of the sheared gasket from falling.

The initial state of the pasting type high temperature resistant gasket 1 is in a circular tube shape, the circular section can be changed into an oval shape by different pressures during rolling, and the section can be changed into any required irregular state by using a proper qualitative process before the high temperature resistant self-adhesive strip 2 is pasted.

Example two

With respect to the first embodiment, the beam opening structure 5 of the present embodiment has the following modifications:

as shown in fig. 2-1, in the present embodiment, the cut portion of the bonded high temperature resistant gasket 1 is turned over toward the inner side of the gasket cavity by means of inward turning of the end portion of the bonded high temperature resistant gasket 1, so as to achieve the purpose of preventing chips at the cut portion from falling.

EXAMPLE III

With respect to the above embodiment, the bundle opening structure 5 of the present embodiment has the following modifications:

as shown in fig. 2-2, the present embodiment also achieves the purpose of preventing the fragments at the fracture from falling down by adopting the manner of binding the end of the adhesive high temperature resistant washer 1 with the staple 5-2, and the structure has the characteristics of simple operation, firm connection, safety and reliability.

Example four

the second embodiment and the third embodiment are combined, the end part of the sticking type high-temperature resistant washer 1 is turned inwards firstly, and then the binding is carried out by using the staple 5-2, the second embodiment is most suitable for filling the high-temperature resistant elastic material 3 in the cavity of the reticular metal wire elastic framework 1-2, and the structure has the characteristics of attractive appearance, firm connection, safety and reliability.

EXAMPLE five

as shown in fig. 2-3, the end of the adhesive refractory gasket 1 of this embodiment is sewn with refractory wire or metal wire to achieve the purpose of dropping the fragments at the fracture.

EXAMPLE six

as shown in fig. 2-4, in this embodiment, the high temperature resistant adhesive tape 5-1 is adhered to the outer side of the tubular heat insulating layer 1-1 along the circumferential direction of the end of the tubular heat insulating layer 1-1, so as to achieve the purpose of dropping chips at the fracture.

EXAMPLE seven

With respect to the above embodiment, the structure of the paste type high temperature resistant gasket 1 of the present embodiment has the following modifications:

as shown in fig. 1-2, except for the change of the binding openings at the two ends of the gasket, various temperature-resistant elastic materials 3 or loose high-temperature-resistant fiber products can be filled in the cavity inside the reticular metal wire elastic framework 1-2, so as to achieve the purposes of increasing the elasticity of the gasket and obtaining better sealing property.

Example eight

as shown in fig. 1-2, in addition to the change of filling the high temperature resistant elastic material at the two ends of the gasket and in the cavity, the outer layer of the tubular heat insulation layer 1-1 can be coated with a layer of reticular metal material to obtain better abrasion resistance in use.

In addition, as shown in fig. 3-1 and 3-2, the technical scheme can perform pre-setting treatment on the sticking type high-temperature resistant gasket 1 in advance during implementation, and can better meet the sealing requirements of equipment needing sealing in different appearance shapes.

As shown in fig. 4-1 and 4-2, the high-temperature resistant double-sided adhesive tape 2 with different width compared with the width ratio of the gasket is used for adhering the gasket to obtain the gasket with different section width and height, so that the sealing requirements of different devices needing sealing can be met.

All the above embodiments can also realize different characteristics by different combinations for different use effects. For example, the cross section of the gasket is rolled into a square in advance, then the elastic material is filled in the cavity, the end opening is fixed by a staple, and the reticular metal material is added outside the gasket, and after the above way is simultaneously implemented on one gasket, the adhesive high-temperature-resistant gasket 1 with the square cross section, higher elasticity and high wear resistance of the surface layer can be obtained to meet the expected requirement.

The technical problems, technical solutions and advantages of the present invention have been described in detail with reference to the above embodiments, and it should be understood that the above embodiments are merely exemplary and not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a paste formula high temperature resistant packing ring which characterized in that: the adhesive high-temperature-resistant gasket (1) is in a long strip shape and comprises an outer tubular heat-insulating layer (1-1) and a lined net-shaped metal wire elastic framework (1-2), and a high-temperature-resistant double-sided adhesive tape (2) is arranged on any outer side of the tubular heat-insulating layer (1-1) in the axial direction.

2. The bonded high temperature gasket as claimed in claim 1, wherein: the high-temperature resistant self-adhesive strips (2) can be continuously or discontinuously arranged on the axial outer side of the tubular heat-insulating layer (1-1).

3. The bonded high temperature gasket as claimed in claim 2, wherein: before the high-temperature resistant double-sided adhesive tape (2) is pasted, the section of the pasted high-temperature resistant gasket (1) can be set to be in a required irregular shape.

4. The bonded high temperature gasket as claimed in claim 1, wherein: the outer side of the tubular heat insulation layer (1-1) is coated with a layer of reticular metal material (4).

5. The bonded high temperature gasket as claimed in claim 1, wherein: the inner cavity of the reticular metal wire elastic framework (1-2) can be filled with temperature-resistant elastic materials (3).

6. The bonded high temperature gasket as claimed in claim 1, wherein: both ends of the long-strip-shaped pasting type high-temperature resistant gasket (1) are provided with a binding structure (5).

7. The bonded high temperature gasket of claim 6, wherein: the mouth structure (5) is a high temperature resistant adhesive tape (5-1), and the high temperature resistant adhesive tape (5-1) is adhered to the outer side of the tubular heat insulation layer (1-1) along the circumferential direction of the tail end of the tubular heat insulation layer (1-1).

8. The bonded high temperature gasket of claim 6, wherein: the mouth binding structure (5) is formed by inwards turning a tubular heat insulation layer (1-1).

9. The bonded high temperature gasket of claim 6, wherein: the binding opening structure (5) is formed by fixedly connecting a tubular heat insulation layer (1-1) and a reticular metal wire elastic framework (1-2) by staples (5-2).

10. The bonded high temperature gasket of claim 6, wherein: the opening binding structure (5) is formed by sewing and fixing high-temperature resistant wires (5-3) at the end part of the adhesive high-temperature resistant gasket (1), and the tubular heat insulation layer (1-1) and the reticular metal wire elastic framework (1-2) are inserted, wound and fixed through the metal wires (5-3).