CN207416215U - A kind of rollable sheet waterproof/drainage structure - Google Patents

Abstract

The utility model belongs to waterproof technique field, more particularly to a kind of rollable sheet waterproof/drainage structure, including high molecular polymer body layer, response type adhesive self-adhesive layer and fibre object separation layer, the upper surface of the high molecular polymer body layer is the even surface being interspersed and line style pipes' analysis being pressed by tri-roll press machine, the surface of the even surface is Nian Jie with response type adhesive self-adhesive layer, the line style pipes' analysis includes a plurality of runner being connected with each other, the section undulate of the line style pipes' analysis, the line style pipes' analysis is Nian Jie with fibre object separation layer in the position of wave crest.The utility model aim is：Solve the problems, such as that prior art tunnel polymer membranes does not have drain function, easily rupturable leak.

Description

A kind of rollable sheet waterproof/drainage structure

Technical field

The utility model belongs to waterproof technique field, and in particular to a kind of rollable sheet waterproof/drainage structure.

Background technology

Waterproof material is construction industry and the required critical function material of other relevant industries, in building and structure safety Aspect plays an important role, the safety of life and property concerning the mankind.Wherein, polymer membranes is typical new Architectural waterproof material has the remarkable feature of environmental protection and excellent mechanical mechanics property and is rapidly developed.At present, macromolecule is prevented Water coiled material mainly has ethylene propylene diene rubber (EPDM) waterproof roll, polyethylene (PE) waterproof roll, ethylene-vinyl acetate copolymer (EVA) waterproof roll, polyvinyl chloride (PVC) waterproof roll, haloflex (CPE) waterproof roll and thermoplastic polyolefin (TPO) waterproof roll etc..Polymer membranes has following features：

(1) good homogeneity：It is molded by extrusion calendaring, product uniformity is good, stable quality；

(2) excellent mechanical property：Tensile strength is high, and low temperature flexibility is good, and elongation is big, adapts to build under the conditions of Different climate The flexible of building structure layer, deformation etc.；

(3) the remarkable feature of environmental protection：Polymer membranes is constructed using hot melting cohesion mode, and no exhaust gas generates, and reduces Environmental pollution；

(4) excellent anti-corrosion property：Polymer membranes has good acid and alkali resistance, has resistance to ozone, uvioresistant Ability.

Polymer membranes has obtained extensive utilization, but there is also numerous for the polymer membranes used at present Deficiency, especially tunnel polymer membranes, as shown in Figure 1, winding 6 is on reel 5, due to tunnel environment condition Relatively severe, traditional bonding sentences hot melting way and constructs, and rarefaction of air in tunnel is often inflammable containing substantial amounts of ethane etc. Gas will bring fire hazard using hot melt application.In addition, being hooked during installation using nailing gun, nailing can pierce through waterproof roll Gap is left, once there is water, will appear from Seepage.Secondly, traditional polymer membranes belongs to homogeneous piece, tunnel upper Hydraulic pressure is excessive and current cannot be drained in time, is ruptured so as to cause waterproof roll, the effect of waterproof is not had, to the life of people Major safety risks are brought with property.

Utility model content

In view of this, the purpose of this utility model is to provide a kind of rollable sheet waterproof/drainage structure, existing to solve Tunnel does not have the problem of drain function, easily rupturable leak with polymer membranes in technology.

In order to solve the above-mentioned technical problem, the technical solution of the utility model is：

A kind of rollable sheet waterproof/drainage structure, including high molecular polymer body layer, response type adhesive self-adhesive layer With fibre object separation layer, the upper surface of the high molecular polymer body layer is interspersed by what tri-roll press machine was pressed into Even surface and line style pipes' analysis, the surface of the even surface is Nian Jie with response type adhesive self-adhesive layer, the line style runner bread The a plurality of runner being connected with each other is included, the section undulate of the line style pipes' analysis, the line style pipes' analysis is in the position of wave crest It is Nian Jie with fibre object separation layer.

Further, the thickness of the even surface and line style pipes' analysis be 0.5-1.5 ㎜, the response type adhesive self-adhesive layer Thickness for 0.15-0.45 ㎜, the thickness of the fibre object separation layer is 0.5-1.5 ㎜, trough in the line style pipes' analysis Width is 4-10 ㎜, the width of wave crest is 2-4 ㎜, the depth dimensions of trough is 1-3 ㎜.

The beneficial effects of the utility model：

1st, a kind of rollable sheet waterproof/drainage structure of the utility model bans the cumbersome nailing gun hook side of tradition Formula, and firmly bonded with concrete using response type adhesive self-adhesive layer, reduce construction cost, it is ensured that be seamless bonding；

2nd, a kind of rollable sheet waterproof/drainage structure of the utility model bans the cumbersome hot melt overlapping mode of tradition, It is firmly overlapped between even surface using answering in type adhesive self-adhesive layer and high molecular polymer body layer, and utilizes oneself of self-adhesive More ability advantageously avoids the problem that conventional hot melt mode accelerates coiled material aging, improves waterproof ability；

3rd, a kind of rollable sheet waterproof/drainage structure of the utility model, line style pipes' analysis can be excluded effectively in tunnel Current, reduce hydraulic pressure, the effect of can ensureing that coiled material does not rupture, play draining；

4th, a kind of rollable sheet waterproof/drainage structure of the utility model, the fiber isolation in line style pipes' analysis structure Layer can effectively prevent blocking of the concrete to runner, ensure that current are unimpeded, realize that coiled material long-time service does not rupture, play anti- Water and the ability of draining improve the security of tunnel waterproofing engineering.

Description of the drawings

The utility model can be further illustrated by the nonlimiting examples that attached drawing provides；

Fig. 1 is existing tunnel polymer membranes structure diagram；

Fig. 2 is a kind of structure diagram of rollable sheet waterproof/drainage structure embodiment of the utility model；

In figure marked as：

1- line style pipes' analysis；2- response type adhesive self-adhesive layers；3- even surfaces；4- fibre object separation layers；5- reels；6- volumes Band.

Specific embodiment

The utility model is further described with reference to the accompanying drawings and examples.

It is right with reference to the accompanying drawings and examples in order to make those skilled in the art that the utility model may be better understood Technical solutions of the utility model further illustrate.

As shown in Fig. 2, a kind of rollable sheet waterproof/drainage structure of the utility model, including high molecular polymer main body Layer, response type adhesive self-adhesive layer 2 and fibre object separation layer 4, high molecular polymer in high molecular polymer body layer can be with For in ethylene propylene diene rubber, polyethylene, ethylene-vinyl acetate copolymer, polyvinyl chloride, haloflex and thermoplastic polyolefin Any one, or ethylene propylene diene rubber, polyethylene, ethylene-vinyl acetate copolymer, polyvinyl chloride, haloflex With the blend of thermoplastic polyolefin mixing, the upper surface of high molecular polymer body layer is the friendship being pressed by tri-roll press machine The even surface 3 and line style pipes' analysis 1 of mistake distribution, the surface of even surface 3 is be bonded with response type adhesive self-adhesive layer 2, response type glue Adhesive in stick self-adhesive layer 2 is environmental protective polymer adhesive, and line style pipes' analysis 1 includes a plurality of runner being connected with each other, The section undulate of line style pipes' analysis 1, line style pipes' analysis 1 is be bonded with fibre object separation layer 4 in the position of wave crest, fibre object every Fibre object in absciss layer 4 is any one in polyphosphazene polymer ester fiber and inorfil, or polyphosphazene polymer ester fiber With the mixture of inorfil mixing.

Preferably, the thickness of even surface 3 and line style pipes' analysis 1 is 0.5-1.5 ㎜, response type adhesive self-adhesive layer 2 Thickness is 0.15-0.45 ㎜, and the thickness of fibre object separation layer 4 is 0.5-1.5 ㎜, and the width of trough is 4- in line style pipes' analysis 1 10 ㎜, the width of wave crest are 2-4 ㎜, the depth dimensions of trough is 1-3 ㎜.

A kind of preparation method of above-mentioned rollable sheet waterproof/drainage structure, comprises the following steps：

Step 1: squeezing, i.e. extruder is by high molecular polymer film extrusion, i.e. high molecular polymer body layer, high score Sub- polymer body layer is drawn from die head, and the extrusion rotating speed of extruder is 15-25r/min, extrusion temperature is 150-220 DEG C, mould Head temperature is 205-215 DEG C；

Step 2: calendering

Seam high molecular polymer body layer in step 1 being pulled between the upper roller of tri-roll press machine and central roll Gap, then gap between central roll and lower roll pass through, and then pass around lower roll extraction, upper roller and lower roll in offering spiral shell on the body of roll After calendering, the even surface 3 being interspersed and line style pipes' analysis 1 are suppressed in the upper surface of high molecular polymer body layer for line, The temperature of upper roller is 50-60 DEG C, and the temperature of central roll is 70-80 DEG C, and the temperature of lower roll is 60-70 DEG C, ruler of the die head apart from upper roller Very little is 50-100 ㎜；

Step 3: gluing

Pass through glue spreader composite reaction-type glue on even surface 3 in the high molecular polymer body layer drawn in step 2 lower roll Stick self-adhesive layer 2, and simultaneously in high molecular polymer body layer line style pipes' analysis 1 crest location composite fibre object separation layer 4；

Step 4: winding

Winding after the completion of gluing in step 3 is drawn and is wound by winder on reel 5.

Above-described embodiment is merely exemplary to illustrate the principle and effect of the utility model, new not for this practicality is limited Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model Modifications and changes.Therefore, all those of ordinary skill in the art are without departing from the revealed spirit of the utility model With all equivalent modifications completed under technological thought or change, should be covered by the claim of the utility model.

Claims (2)

1. a kind of rollable sheet waterproof/drainage structure, it is characterised in that：Including high molecular polymer body layer, response type gluing Agent self-adhesive layer (2) and fibre object separation layer (4), the upper surface of the high molecular polymer body layer is suppressed by tri-roll press machine Into the even surface (3) being interspersed and line style pipes' analysis (1), the surface of the even surface (3) and response type adhesive self-adhesion Layer (2) bonding, the line style pipes' analysis (1) include a plurality of runner being connected with each other, and the section of the line style pipes' analysis (1) is in ripple Shape wave, the line style pipes' analysis (1) are Nian Jie with fibre object separation layer (4) in the position of wave crest.

2. a kind of rollable sheet waterproof/drainage structure according to claim 1, it is characterised in that：The even surface (3) Thickness with line style pipes' analysis (1) is 0.5-1.5 ㎜, and the thickness of the response type adhesive self-adhesive layer (2) is 0.15-0.45 ㎜, the thickness of the fibre object separation layer (4) are 0.5-1.5 ㎜, and the width of trough is 4-10 in the line style pipes' analysis (1) ㎜, the width of wave crest are 2-4 ㎜, the depth dimensions of trough is 1-3 ㎜.