CN218760786U - Hot melt gasket - Google Patents

Abstract

The utility model discloses a hot melt gasket, which comprises a metal mesh sheet capable of being heated by magnetic induction heating equipment by magnetic induction, wherein both sides of the metal mesh sheet are provided with hot melt adhesive layers wrapping the metal mesh sheet; this hot melt gasket is through setting up metal mesh piece and the hot melt adhesive layer of parcel in metal mesh piece both sides, can heat the metal mesh through magnetic induction heating equipment after installing between waterproof board and self-adhesion cloth, makes hot melt adhesive layer melt, then respectively with waterproof board and self-adhesion cloth hot melt adhesion, can not damage the waterproof board and influence water-proof effects to this hot melt gasket simple to operate, the hot melt adhesion is effectual.

Description

Hot melt gasket

Technical Field

The utility model relates to an adhesion technical field, more specifically the utility model relates to a hot melt gasket that says so.

Background

In recent years, with the rapid development of the traffic industry of China, tunnel projects are increased rapidly, construction environments are complex and various, and the problems of durability in use and overhauling and maintenance of a tunnel structure follow. Because of the abundant surface water, environmental water, surrounding rock crack water and other underground water resources around the tunnel, once the tunnel in use seeps water, concrete steel bars can be corroded, masonry structures can be damaged, supporting equipment can be corroded, and the service life of the tunnel can be seriously shortened.

In order to enhance the waterproof performance of the tunnel, the selection and application of the tunnel waterproof material are very important, and at present, the tunnel waterproof plate is mainly used, and comprises a PE (polyethylene) waterproof plate, an EVA (ethylene vinyl acetate copolymer) waterproof plate, an ECB (asphalt ethylene vinyl acetate copolymer modified) and the like.

Currently, existing tunnel waterproofing devices typically include self-adhesive cloth, mounting nails, adhesive plastic blocks, and flashing. When the waterproof board is laid, the sticking plastic block and the self-adhesive cloth are nailed on the primary support of the inner wall of the tunnel through the mounting nail, then the waterproof board is laid on the self-adhesive cloth, the self-adhesive cloth and the sticking plastic block are located between the primary support and the waterproof board, and finally the place containing the sticking plastic block in the waterproof board is heated through the hot melting gun, so that the sticking plastic block can be melted and then is respectively adhered with the self-adhesive cloth and the waterproof board. However, the hot-melt connection of the waterproof board can be damaged by adopting the mode (the connection of the waterproof board can be simultaneously melted), so that the hot-melt connection of the waterproof board is easily thinned to influence the strength of the waterproof board, and even the waterproof board is damaged to influence the waterproof effect. Therefore, there is a need for an adhesive connecting member that can adhere a flashing to a self-adhesive cloth without damaging the flashing.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a hot melt gasket, this hot melt gasket can heat the metal mesh through magnetic induction heating equipment after installing between waterproof board and self-adhesion cloth through setting up metal mesh piece and parcel hot melt adhesive layer in the metal mesh piece both sides, makes hot melt adhesive layer melt, then respectively with waterproof board and self-adhesion cloth hot melt adhesion, can not damage the waterproof board and influence water-proof effects to this hot melt gasket simple to operate, the hot melt adhesion is effectual.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a hot melt gasket, includes the metal mesh piece that can be carried out the magnetic induction heating by magnetic induction heating equipment, the both sides of metal mesh piece all are provided with the hot melt adhesive layer that the metal mesh piece was lived in the parcel.

And further, an isolation layer is arranged on one side, away from the metal mesh, of the hot melt adhesive layer on one side, and the isolation layer can be used for isolating the hot melt adhesive layers of the two hot melt gaskets from adhesion.

The isolation layer is an isolation film, and the melting temperature of the isolation film is lower than the melting point temperature of the hot melt adhesive layer.

Further, the isolation layer is an isolation net.

Furthermore, the mesh number of the metal mesh sheet is 10-100 meshes.

Furthermore, the hot melt adhesive layers on the two sides are circular or polygonal.

Further, the hot melt adhesive layer is opaque.

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

by arranging the hot-melt gasket, the hot-melt gasket is arranged into the metal mesh sheet and the hot-melt adhesive layer coated on the outer side of the metal mesh sheet, so that when the tunnel waterproof device is installed, only the hot-melt gasket is required to be placed between the self-adhesive cloth and the waterproof plate, and the metal mesh sheet in the hot-melt gasket is heated by using magnetic induction heating equipment, the metal mesh sheet is heated to melt the hot-melt adhesive layer, so that the hot-melt adhesive layer can be respectively subjected to hot-melt adhesion with the self-adhesive cloth and the waterproof plate, the adhesion connection of the self-adhesive cloth and the waterproof plate is quickly completed, and the installation efficiency is improved; and the melting point temperature of the waterproof board is greater than that of the hot melt adhesive layer, when the metal mesh is heated by the magnetic induction heating equipment to melt the hot melt adhesive layer, the waterproof board can be guaranteed not to be melted and damaged by setting the time for heating the metal mesh by the magnetic induction heating equipment, the situation that the waterproof board is damaged by the existing hot melting connection mode is effectively avoided, and the strength and the waterproofness of the waterproof board are effectively protected.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

FIG. 1 is a first schematic structural view of a hot-melt gasket;

FIG. 2 is a schematic structural diagram of a hot-melt gasket;

FIG. 3 is a first schematic structural view of a tunnel waterproofing device;

FIG. 4 is a schematic view of the structure at A in FIG. 3;

fig. 5 is a schematic structural diagram of a tunnel waterproof device.

Labeled as: 1. primary support; 2. self-adhesive cloth; 3. installing a nail; 4. hot melting the gasket; 401. a metal mesh sheet; 402. a hot melt adhesive layer; 403. an isolation layer; 5. a waterproof sheet; 6. and (6) positioning the nail.

Detailed Description

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

The utility model provides a tunnel watertight fittings, is shown as fig. 1-5, including self-adhesive cloth 2, a plurality of installation nail 3 and waterproof board 5, self-adhesive cloth 2 lays through a plurality of installation nails 3 and installs on preliminary bracing 1 in the tunnel, be provided with a plurality of hot melt gasket 4 between waterproof board 5 and the self-adhesive cloth 2, hot melt gasket 4 includes metal mesh piece 401 and the hot melt adhesive layer 402 of cladding in metal mesh piece 401 both sides, hot melt adhesive layer 402 respectively with self-adhesive cloth 2 and the 5 hot melt adhesion of waterproof board, the melting temperature of waterproof board 5 is greater than the melting temperature of hot melt adhesive layer 402.

By arranging the hot-melt gasket 4, the hot-melt gasket 4 is arranged into the metal mesh piece 401 and the hot-melt adhesive layer 402 coated on the outer side of the metal mesh piece 401, so that when the tunnel waterproof device is installed, the hot-melt gasket 4 is only required to be placed between the self-adhesive cloth 2 and the waterproof plate 5, and the metal mesh piece 401 in the hot-melt gasket 4 is heated by using magnetic induction heating equipment, so that the metal mesh piece 401 generates heat to melt the hot-melt adhesive layer 402, the hot-melt adhesive layer 402 can be subjected to hot-melt adhesion with the self-adhesive cloth 2 and the waterproof plate 5 respectively, the adhesion connection of the self-adhesive cloth 2 and the waterproof plate 5 is quickly completed, and the installation efficiency is improved; and the melting temperature of the waterproof board 5 is greater than the melting temperature of the hot melt adhesive layer 402, when the magnetic induction heating equipment is used for heating and melting the hot melt adhesive layer 402 on the metal mesh 401, only the time for heating the metal mesh 401 by the magnetic induction heating equipment needs to be set, so that the waterproof board 5 can not be melted and damaged, the situation that the waterproof board 5 can be damaged by the existing hot melt connection mode is effectively avoided, and the strength and the waterproofness of the waterproof board 5 are effectively protected.

In this embodiment, as shown in fig. 3 to 5, the tunnel preliminary bracing device further includes a plurality of positioning nails 6, and the positioning nails 6 sequentially penetrate through the hot-melt gasket 4 and the self-adhesive cloth 2 and are nailed to the preliminary bracing 1 in the tunnel; by arranging the positioning nails 6, the hot-melt gasket 4 can be nailed on the self-adhesive cloth 2 in advance through the positioning nails 6, so that the positioning and installation of the hot-melt gasket 4 can be completed quickly; preferably, the mounting nails 3 may be positioning nails 6, which simultaneously mount the hot-melt gaskets 4 on the self-adhesive cloth 2 while mounting and laying the self-adhesive cloth 2.

Preferably, as shown in fig. 2, an isolation layer 403 is disposed on one side of the hot melt adhesive layer 402 away from the metal mesh 401, and the isolation layer 403 can be used for isolating the hot melt adhesive layers 402 of the two hot melt gaskets 4 from adhering, so that when the hot melt gaskets 4 are carried and transported, the hot melt adhesive layers 402 of the two adjacent hot melt gaskets 4 are sequentially stacked together, and the isolation layer 403 isolates the hot melt adhesive layers 402 of the two adjacent hot melt gaskets 4, thereby preventing the hot melt adhesive layers 402 of the two adjacent hot melt gaskets 4 from adhering to each other and being difficult to separate.

In this embodiment, preferably, the isolation layer 403 is an isolation film, and the melting temperature of the isolation film is lower than the melting point temperature of the hot melt adhesive layer 402, so that when the hot melt gasket 4 is installed, the isolation film can be firstly torn off for installation, or directly installed, and when the hot melt adhesive layer 402 is hot melted by the metal mesh 401, the isolation film is melted together.

In this embodiment, preferably, the isolation layer 403 is an isolation net, the isolation net is used to isolate the adhesion of the hot melt adhesive layers 402 of the two adjacent hot melt gaskets 4, when the hot melt adhesive layers 402 are melted for hot melt adhesion, the melted hot melt adhesive can penetrate through the isolation net to adhere to the waterproof plate 5 or the self-adhesive cloth 2, and the hot melt adhesion of the hot melt adhesive layers 402 cannot be affected.

In this embodiment, the mesh number of the metal mesh 401 is preferably 10 to 100 meshes.

In this embodiment, the hot melt adhesive layers 402 on both sides are preferably circular or polygonal.

In this embodiment, it is preferred that the waterproof board 5 adopts transparent or translucent material to make to the hot melt gasket 4 between waterproof board 5 and the self-adhesion cloth 2 can be seen through waterproof board 5, the position of being convenient for find location hot melt gasket 4 fast accurately, then use magnetic induction heating equipment to carry out the magnetic induction heating hot melt to it.

In this embodiment, it is preferable that the hot melt adhesive layer 402 is opaque, so that the hot melt gasket 4 is distinguished from the waterproof board 5 in the waterproof board 5, and the location can be found quickly.

The construction process comprises the following steps:

during installation, firstly, the self-adhesive cloth 2 is laid on the primary support 1 in the tunnel, and then the self-adhesive cloth 2 is nailed on the primary support 1 by using the installation nails 3, so that the installation of the self-adhesive cloth 2 is completed;

earlier a plurality of hot melt gasket 4 through 6 installation nails 3 in location nail on self-adhesion cloth 2, then lay waterproof board 5 on self-adhesion cloth 2, use magnetic induction heating equipment to carry out the magnetic induction heating to the position that contains hot melt gasket 4 simultaneously, hot melt adhesive layer 402 melts when making metal mesh 401 in the hot melt gasket 4 generate heat, then reuse rolling equipment rolls the position, make hot melt adhesive layer 402 of hot melt gasket 4 abundant with waterproof board 5 contact adhesion and fully permeate the cloth seam of self-adhesion cloth 2 in with the adhesion of self-adhesion cloth 2, final waterproof board 5 is laid and is accomplished and carry out the magnetic induction heating and roll extrusion back to all hot melt gaskets 4 departments, alright completion tunnel this section's waterproof installation.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A hot melt gasket, comprising: including the metal mesh piece that can be carried out the magnetic induction heating by magnetic induction heating equipment, the both sides of metal mesh piece all are provided with the hot melt adhesive layer of parcel live metal mesh piece.

2. The hot melt gasket as set forth in claim 1, wherein: wherein one side that metal mesh piece was kept away from to one side hot melt adhesive layer is provided with the isolation layer, the hot melt adhesive layer adhesion that the isolation layer can be used for keeping apart two hot melt gaskets.

3. A hot melt adhesive shim as claimed in claim 2, wherein: the isolation layer is an isolation film, and the melting temperature of the isolation film is lower than the melting point temperature of the hot melt adhesive layer.

4. A hot melt adhesive shim as claimed in claim 2, wherein: the isolation layer is an isolation net.

5. The hot melt gasket as set forth in claim 1, wherein: the mesh number of the metal mesh sheet is 10-100 meshes.

6. A hot melt gasket as set forth in claim 1 wherein: the hot melt adhesive layers on the two sides are circular or polygonal.

7. The hot melt gasket as set forth in claim 1, wherein: the hot melt adhesive layer is opaque.

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