CN212684945U

CN212684945U - Polypropylene fiber waterproof internal and external corner pipeline accessory

Info

Publication number: CN212684945U
Application number: CN202020696209.7U
Authority: CN
Inventors: 黄海涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-03-12
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a polypropylene fibre waterproof internal and external corner pipeline accessory, including last polypropylene fibre non-woven fabrics layer, PVDF plastic layer, netted fibrous layer, polymer polyethylene synthetic layer and lower polypropylene fibre non-woven fabrics layer, the below of going up polypropylene fibre non-woven fabrics layer sets up the PVDF plastic layer, the below of PVDF plastic layer sets up netted fibrous layer, the below of netted fibrous layer sets up polymer polyethylene synthetic layer, the below of polymer polyethylene synthetic layer sets up lower polypropylene fibre non-woven fabrics layer; the upper polypropylene fiber non-woven fabric layer and the lower polypropylene fiber non-woven fabric layer are novel high-strength polypropylene fiber polyester filament non-woven fabrics; the PVDF plastic layer is a vinylidene fluoride homopolymer; the reticular fiber layer is a polypropylene fiber material; the high-strength waterproof material has the characteristics of high comprehensive performance, high tensile strength, strong permeation resistance, good low-temperature flexibility, small expansion coefficient, easiness in bonding, optimal waterproof performance, long service life and the like.

Description

Polypropylene fiber waterproof internal and external corner pipeline accessory

Technical Field

The utility model relates to a building materials construction field, concretely relates to waterproof negative and positive angle pipeline annex of polypropylene fibre.

Background

At present, the waterproof material is used as a first barrier for waterproofing of the whole project and plays a crucial role in the whole project, and non-permeable connection is realized between a project foundation and a building. The traditional construction process is cut out at the internal and external corners and the pipeline position by using props, the part of the leakage wall is repaired by using a patch, the construction method has the defects of complex process, poor construction, easy leakage point generation by adopting a patch repairing mode, poor safety and leakage-proof performance, short service life, poor anti-seepage capability and the like, and the situations are not small.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing a polypropylene fiber waterproof internal and external corner pipeline accessory.

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

a polypropylene fibre waterproof internal and external corner pipeline accessory comprises an upper polypropylene fibre non-woven fabric layer, a PVDF plastic layer, a reticular fiber layer, a high polymer polyethylene synthetic layer and a lower polypropylene fibre non-woven fabric layer, wherein the PVDF plastic layer is arranged below the upper polypropylene fibre non-woven fabric layer, the reticular fiber layer is arranged below the PVDF plastic layer, the high polymer polyethylene synthetic layer is arranged below the reticular fiber layer, and the lower polypropylene fibre non-woven fabric layer is arranged below the high polymer polyethylene synthetic layer;

the upper polypropylene fiber non-woven fabric layer and the lower polypropylene fiber non-woven fabric layer are novel high-strength polypropylene fiber polyester filament non-woven fabrics;

the PVDF plastic layer is vinylidene fluoride homopolymer.

The reticular fiber layer is a polypropylene fiber material.

Furthermore, the thickness of the upper polypropylene non-woven fabric layer and the lower polypropylene non-woven fabric layer is 0.15mm-0.25 mm.

Further, the thickness of the PVDF plastic layer is 0.15mm-0.25 mm.

Further, the thickness of the reticular fiber layer is 0.15mm-0.25 mm.

Furthermore, the thickness of the high molecular polyethylene synthetic layer is 0.15mm-0.25 mm.

The utility model has the advantages that: the upper surface and the lower surface of the utility model are rough, the non-woven fabric fiber is in a random cross structure to form a three-dimensional mesh, and the utility model can be stably used for a long time in the range of ambient temperature of minus 40 ℃ to 60 ℃; the adhesive is suitable for bonding various materials, and particularly is directly bonded with cement materials in the setting process; the high-strength waterproof material has the characteristics of high comprehensive performance, high tensile strength, strong permeation resistance, good low-temperature flexibility, small expansion coefficient, easiness in bonding, optimal waterproof performance, long service life and the like.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the use state of the internal corner of the present invention;

FIG. 3 is a schematic view of the use state of the external corner of the present invention;

fig. 4 is a schematic view of the pipeline in use state of the present invention.

Wherein, 1, the upper polypropylene non-woven fabric layer, 2, the PVDF plastic layer, 3, the reticular fiber layer, 4, the high-molecular polyethylene synthetic layer and 5, the lower polypropylene non-woven fabric layer.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples, which are provided for the purpose of illustration only and are not intended to limit the scope of the invention.

Example 1

As shown in fig. 1, a polypropylene fiber waterproof inside and outside corner pipeline accessory comprises an upper polypropylene fiber non-woven fabric layer 1, a PVDF plastic layer 2, a mesh fiber layer 3, a high molecular polyethylene synthetic layer 4 and a lower polypropylene fiber non-woven fabric layer 5, wherein the PVDF plastic layer 2 is arranged below the upper polypropylene fiber non-woven fabric layer 1, the mesh fiber layer 3 is arranged below the PVDF plastic layer 2, the high molecular polyethylene synthetic layer 4 is arranged below the mesh fiber layer 3, and the lower polypropylene fiber non-woven fabric layer 5 is arranged below the high molecular polyethylene synthetic layer 4;

the upper polypropylene fiber non-woven fabric layer 1 and the lower polypropylene fiber non-woven fabric layer 2 are novel high-strength polypropylene fiber polyester filament non-woven fabrics; the polypropylene fiber non-woven fabric and polyethylene are used as main raw materials and compounded by an additive and an adhesion promoter, the polypropylene fiber non-woven fabric and polyethylene are in a random cross structure to form a three-dimensional mesh, and the polypropylene fiber non-woven fabric can be stably used for a long time within the range of ambient temperature of-40-60 ℃; the polyethylene synthetic layer 4 is added, so that the characteristics of rough and uniform surface, easy adhesion, optimal waterproof performance and the like can be achieved.

The PVDF plastic layer 2 has good chemical corrosion resistance and long service life, and simultaneously has high temperature resistance, oxidation resistance, weather resistance and ray radiation resistance.

The reticular fiber layer 3 is made of polypropylene fiber materials, and can effectively control microcracks.

The thickness of the upper polypropylene non-woven fabric layer 1 and the lower polypropylene non-woven fabric layer 5 is 0.15mm-0.25mm, and the optimal thickness is 0.15 mm.

The thickness of the PVDF plastic layer 2 is 0.15mm-0.25mm, and the optimal thickness is 0.25 mm.

The thickness of the reticular fiber layer 3 is 0.15mm-0.25mm, and the optimal thickness is 0.2 mm.

The thickness of the high molecular polyethylene synthetic layer 4 is 0.15mm-0.25mm, and the optimal thickness is 0.2 mm.

The polypropylene fiber non-woven fabric layer 1, the PVDF plastic layer 2, the reticular fiber layer 3, the high molecular polyethylene synthetic layer 4 and the lower polypropylene fiber non-woven fabric layer 5 are manufactured by adding an anti-aging agent, a stabilizing agent and an adhesion promoter into a raw polyethylene synthetic high molecular material through one-time composite processing of an automatic production line; the high-strength waterproof material has the characteristics of high comprehensive performance, high tensile strength, strong permeation resistance, good low-temperature flexibility, small expansion coefficient, easiness in bonding, optimal waterproof performance, long service life and the like.

Example 2

As shown in figure 2, the polypropylene fiber waterproof inside and outside corner pipeline accessory is bonded by cement glue to achieve the inside corner use state.

Example 3

As shown in figure 3, the polypropylene fiber waterproof inside and outside corner pipeline accessory is bonded by cement glue to achieve an outside corner use state.

Example 4

As shown in figure 4, the polypropylene waterproof male and female corner pipeline accessory is bonded by cement glue to achieve the pipeline using state.

And (3) construction operation procedures:

1. the base layer (leveling layer) for laying the polypropylene waterproof accessories must be cleaned.

2. The polyvinyl alcohol glue solution containing 5-15% of cement weight is used for preparing the cement paste adhesive, and the cement paste adhesive can be used after being stirred uniformly without precipitation, coagulation and segregation.

3. The parts such as internal and external corners, pipeline holes and the like are subjected to detailed sealing treatment and additional layer pasting, the sealing material is polyether polyurethane, and if other sealing materials are selected, products of chemical substances affecting the performance of polyethylene such as mineral oil, vaseline and the like are not contained.

4. The polypropylene fiber waterproof accessory is paved and adhered by adopting a full paving method, and cement glue is uniformly coated on the surface of the base layer without exposing the bottom and accumulating; the polypropylene waterproof accessories are paved immediately after the cement glue is coated, so that the influence on the bonding quality caused by overlong time is prevented.

5. Air and redundant cement glue below the polypropylene fiber waterproof accessory are removed while the polypropylene fiber waterproof accessory is paved, and the polypropylene fiber waterproof accessory is tightly bonded with the base layer surface.

6. The lapping width of the paved polypropylene fiber waterproof accessory is not less than 100 mm.

Although the specific embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and various modifications or variations that can be made by those skilled in the art without creative efforts are still within the scope of the present invention.

Claims

1. The utility model provides a waterproof negative and positive angle pipeline accessories of polypropylene fibre, includes polypropylene fibre non-woven fabrics layer (1), PVDF plastic layer (2), netted fibrous layer (3), polymer polyethylene synthetic layer (4) and polypropylene fibre non-woven fabrics layer (5) down, its characterized in that: a PVDF plastic layer (2) is arranged below the upper polypropylene non-woven fabric layer (1), a reticular fiber layer (3) is arranged below the PVDF plastic layer (2), a high-molecular polyethylene synthetic layer (4) is arranged below the reticular fiber layer (3), and a lower polypropylene non-woven fabric layer (5) is arranged below the high-molecular polyethylene synthetic layer (4);

the upper polypropylene fiber non-woven fabric layer (1) and the lower polypropylene fiber non-woven fabric layer (5) are novel high-strength polypropylene fiber polyester filament non-woven fabrics;

the PVDF plastic layer (2) is a vinylidene fluoride homopolymer;

the reticular fiber layer (3) is a polypropylene fiber material.

2. The polypropylene waterproof male and female corner pipe fitting as claimed in claim 1, wherein: the thickness of the upper polypropylene fiber non-woven fabric layer (1) and the thickness of the lower polypropylene fiber non-woven fabric layer (5) are 0.15mm-0.25 mm.

3. The polypropylene waterproof male and female corner pipe fitting as claimed in claim 1, wherein: the thickness of the PVDF plastic layer (2) is 0.15mm-0.25 mm.

4. The polypropylene waterproof male and female corner pipe fitting as claimed in claim 1, wherein: the thickness of the reticular fiber layer (3) is 0.15mm-0.25 mm.

5. The polypropylene waterproof male and female corner pipe fitting as claimed in claim 1, wherein: the thickness of the high molecular polyethylene synthetic layer (4) is 0.15mm-0.25 mm.