CN213952731U

CN213952731U - Wide high-molecular synergistic self-adhesive waterproof roll

Info

Publication number: CN213952731U
Application number: CN202022089797.0U
Authority: CN
Inventors: 吴建明; 潘叶明; 李锦春; 许健; 张鑫
Original assignee: Changshu City Sanheng Building Materials Co ltd
Current assignee: Changshu City Sanheng Building Materials Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-08-13
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a broad width polymer increase self-adhesion waterproofing membrane, broad width polymer subtracts to glue self-adhesion waterproofing membrane is hierarchical mechanism, and from the top down is in proper order: subtract adhesion coating, self-adhesive layer, main waterproof layer, self-adhesion strip and transfer membrane, the width of subtracting adhesion coating is less than the self-adhesive layer, one side and the self-adhesive layer parallel and level of subtracting adhesion coating, the opposite side forms the overlap edge that the self-adhesive layer part spills, the overlap edge still covers has the barrier film, from adhesion strip specification and overlap edge width phase-match set up main waterproof layer bottom and the one side of subtracting adhesion coating and self-adhesive layer parallel and level of broad width polymer efficiency self-adhesion waterproofing membrane bond with the overlap edge during the construction mutually. In this way, the utility model discloses can effectively improve the overlap joint initial viscidity and have the specific area overlap joint of bright water, reach the overlap joint effect that can't operate with the welding method even under the higher environment of some underground space water levels.

Description

Wide high-molecular synergistic self-adhesive waterproof roll

Technical Field

The utility model relates to a waterproofing membrane field especially relates to a broad width polymer self-adhesion waterproofing membrane that increases.

Background

The high-molecular self-adhesive waterproof coiled material is a waterproof coiled material constructed by a pre-laying reverse-adhesion method, wherein a synthetic high-molecular sheet is used as a base film and is covered with a high-molecular self-adhesive film layer. The polymer self-adhesive waterproof coiled material does not need to be heated or sintered by open fire during construction, is not bonded by harmful binders, and is simple, quick, safe, green and environment-friendly to operate. Although the waterproof roll has many advantages, in practice, when the high-molecular self-adhesive waterproof roll is used for construction, the longitudinal lap joint strength is low after construction due to the influence of factors such as field environment and the like when the edge is lapped, the waterproof reliability is poor, and the problem of liquid leakage is easy to occur when the edge is lapped at a position with open water.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides a broad width polymer increase self-adhesion waterproofing membrane, can improve overlap joint intensity and application range.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a broad width polymer is enlarged from adhesive waterproofing membrane of sticking with effect, broad width polymer is enlarged from adhesive waterproofing membrane of sticking with effect is the hierarchical mechanism, and from the top down is in proper order: subtract adhesion coating, self-adhesive layer, main waterproof layer, self-adhesion strip and transfer membrane, the width of subtracting adhesion coating is less than the self-adhesive layer, one side and the self-adhesive layer parallel and level of subtracting adhesion coating, the opposite side forms the overlap edge that the self-adhesive layer part spills, the overlap edge still covers has the barrier film, from adhesion strip specification and overlap edge width phase-match, set up in the main waterproof layer bottom of the high-molecular building self-adhesion waterproofing membrane of broad width and subtract one side of adhesion coating and self-adhesive layer parallel and level, bond with the overlap edge during the construction mutually.

In a preferred embodiment of the present invention, the width of the lap gap is 8-10 cm.

The utility model has the advantages that: the technical scheme of the utility model be scribble the self-adhesive glue film that has certain width and thickness at the limit portion at the broad width polymer efficiency enhancement self-adhesive waterproofing membrane back commonly used, the size of coated self-adhesive glue strip with overlap edge phase-match that broad width polymer efficiency enhancement self-adhesive waterproofing membrane surface left out can effectively improve the overlap joint just viscidity on the one hand when the site operation like this, and on the other hand can be at the specific region overlap joint that has the plain water, has reached the overlap joint effect that the welding method can't operate even under the higher environment of some underground space water levels.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention

FIG. 2 is a schematic view illustrating a principle of edge gluing according to a preferred embodiment of the present invention;

the parts in the drawings are numbered as follows:

1. the adhesive tape comprises an anti-sticking layer, 2 self-sticking layers, 3 main waterproof layers, 4 self-sticking adhesive strips, 5 transfer films, 6 isolating films, 7 surface layer materials, 8 unwinding frames, 9 coating frames, 10 raw material rolls, 11 turning rolls, 12 floating laminating rolls, 13 composite rolls and 14 coating dies.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 and 2, an embodiment of the present invention includes:

the utility model provides a broad width polymer synergism self-adhesion waterproofing membrane, broad width polymer synergism self-adhesion waterproofing membrane is hierarchical mechanism, and from the top down is in proper order: the transfer film comprises an anti-sticking layer 1, a self-sticking layer 2, a main waterproof layer 3, a self-sticking adhesive strip 4 and a transfer film 5, wherein the self-sticking material used by the self-sticking layer 2 is butyl self-sticking adhesive, fine sand is laid on the upper surface of the self-adhesive layer 2 to form a viscosity reducing layer 1, the main waterproof layer 3 is a HDPE high polymer coiled material, the transfer film 5 is made of a transparent PE film, the width of the anti-adhesion layer 1 is 8-10 cm less than that of the self-adhesion layer 2, one side of the anti-sticking layer 1 is flush with the self-sticking layer 2, the other side forms a lap edge which is partially leaked from the self-sticking layer 2, the lapping edges are also covered with an isolating film 6 made of PE material to prevent the adhesive layer 2 leaked from the broad width polymer synergistic self-adhesive waterproof coiled material during storage from being ash dropped to reduce viscosity, the convex attached of self-adhesion strip 4 is in the one side of 3 bottoms of main waterproof layer and adhesion reducing layer 1 and self-adhesion layer 2 parallel and level, the size of self-adhesion strip 4 with the breach size phase-match of overlap joint limit. Through this structure, the breach bottom and the protruding self-adhesive tape 4 matching use of broad width polymer increase self-adhesive waterproofing membrane through top overlap joint limit when the construction, make different self-adhesive waterproofing membrane form organic unity, the gap that produces in the overlap joint in-process has been reduced, the phenomenon of leaking has been reduced, moreover from adhesive tape 4 direct and 2 overlap joints on self-adhesive layer, the first viscidity of lapped has effectually been improved, can be in the specific region overlap joint that has the open water, can reach the overlap joint effect that can't operate with the welding method even under the higher environment of underground space water level.

The utility model provides an online rubber coating system of limit portion for broad width polymer synergism self-adhered waterproofing membrane, through the online rubber coating system of limit portion for broad width polymer synergism self-adhered waterproofing membrane can realize the online rubber coating to this embodiment.

Broad width polymer synergism self-adhesion waterproofing membrane limit portion online rubber coating system includes: the transfer film coating device comprises a transfer film unwinding mechanism, a transfer film coating mechanism, a composite roller 13 and a constant tension control system, wherein the transfer film unwinding mechanism is electrically connected with the constant tension control system; the transfer film unreeling mechanism comprises an unreeling frame 8 and a raw material roll 10 arranged on the unreeling position, the transfer film gluing mechanism comprises a gluing frame 9, a steering roller 11, a gluing mold 14 and a floating attaching roller 12, the steering roller 11, the gluing mold 14 and the floating attaching roller 12 are mounted on the gluing frame 9, and the rotating angle of the gluing mold 14 can be automatically adjusted according to the position of the floating attaching roller 12; the raw material roll 10 of the transfer film 5 is unreeled, then is adjusted in direction by the turning roller 11, is attached to the floating attaching roller 12, and is sprayed with glue by the glue coating film 14, and then enters the roller surface of the composite roller 13 together with the surface layer material 7 to complete the compounding.

The constant tension control system comprises a programmable logic controller, a tension sensor, a linear velocity sensor, a raw material roll diameter detector, a proportional valve and a pneumatic controller, wherein an alarm module is also installed on the programmable logic controller; the tension sensor is installed at a supporting position of the floating attaching roller 12, and when the transfer film 5 passes, the tension sensor can detect the instant tension in the vertical direction, the linear velocity sensor is installed perpendicular to the surface of the transfer film 5, the instant linear velocity of the transfer film can be detected, the data output ends of the tension sensor and the linear velocity sensor are connected with the data input end of the programmable logic controller, the raw material roll diameter sensor is arranged on the unreeling frame 8, the data output end of the raw material roll diameter sensor is connected with the data input end of the programmable logic controller, the data output end of the programmable logic controller is connected with the data input end of the proportional valve, the data output end of the proportional valve is connected with the pneumatic controller, and the pneumatic controller controls the rotating speed of the raw material roll 10. The control mode of the constant tension control system is as follows; firstly, the measured instant data is transmitted to the programmable logic controller through the tension sensor and the linear velocity sensor to be compared with the reference data, if the data is normal, the raw material roll diameter sensor transmits the measured instant data to the programmable logic controller, the programmable logic controller adjusts the rotating speed of the raw material roll 10 through a proportional valve controlled pneumatic controller according to the diameter change of the raw material roll so as to keep the whole linear speed unchanged, thereby reducing the linear velocity fluctuation and the tension fluctuation, comparing the linear velocity and the tension fluctuation data after the rotational speed of the raw material roll is adjusted with the reference data after being collected by the tension sensor and the linear velocity sensor again, the process is circulated continuously, the fluctuation of the integral tension is extremely small, thereby reducing the floating amplitude of the floating laminating roller, in the process, if the comparison of the reference data is abnormal, the programmable logic controller alarms or stops.

The raw material roll diameter sensor is an ultrasonic detector or a laser range finder and can accurately measure the real-time raw material roll diameter, the raw material roll diameter sensor is installed on the unwinding frame 8, an induction head of the raw material roll diameter sensor is perpendicular to the surface of the raw material roll 10, and the real-time diameter of the raw material roll 10 is obtained by subtracting the distance from the raw material roll induction head to the surface of the raw material roll 10 from the distance between the induction head of the raw material roll diameter sensor and the central axis of the raw material roll.

Unreel and have two on the frame 8 and unreel the position, consequently, every unreel and all be provided with a raw materials on the position and roll up diameter sensor, can realize that the seamless switching that raw materials book 10 unreeled unreels, prevent that the change dress time from influencing overall efficiency when every book finishes.

The width of the glue outlet of the gluing mold 14 can be adjusted, and the upper limit of the width of the glue outlet is 100 mm.

The working principle of the edge online gluing system for the wide-width high-polymer synergistic self-adhesive waterproof coiled material is that the unreeling speed of a raw material roll is indirectly controlled through a programmable logic controller in a tension and linear speed double-parameter feedback control mode, so that the overall tension of an unreeled transfer film is kept stable, the floating amplitude of a floating laminating roller is reduced, and the self-adhesive is guaranteed to be smooth and free of wrinkles when being scraped to the transfer film 5 and then adhered to the edge of the main waterproof layer 3. And the adjustable gluing mold can adjust the width of the self-adhesive and the angle of the mold according to the technical requirements of products and the characteristic requirements of the transfer film 5, and accurately control the thickness of the self-adhesive coated on the transfer film 5. And the floating attaching roller 12 can be automatically lifted according to the thickness of the transfer film 5, so that the best angle and the best attaching effect between the transfer film 5 coated with the self-adhesive and the main waterproof layer 3 are realized.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a broad width polymer synergism self-adhesion waterproofing membrane, a serial communication port, broad width polymer synergism self-adhesion waterproofing membrane is hierarchical mechanism, and from the top down is in proper order: subtract adhesion coating, self-adhesive layer, main waterproof layer, self-adhesion strip and transfer membrane, the width of subtracting adhesion coating is less than the self-adhesive layer, one side and the self-adhesive layer parallel and level of subtracting adhesion coating, the opposite side forms the overlap edge that the self-adhesive layer part spills, the overlap edge covers has the barrier film, from adhesion strip specification and overlap edge width phase-match set up main waterproof layer bottom and the one side of subtracting adhesion coating and self-adhesive layer parallel and level of broad width polymer efficiency-increasing self-adhesion waterproofing membrane bond with the overlap edge during the construction.

2. The broad width polymer synergistic self-adhesive waterproof roll material as claimed in claim 1, wherein the width of the overlapping edge is 8-10 cm.