CN211730539U

CN211730539U - Composite geomembrane for building waterproofing

Info

Publication number: CN211730539U
Application number: CN201922415492.1U
Authority: CN
Inventors: 孙宏祥; 陈晓军
Original assignee: Yangzhou Huacheng Geotechnical Material Co ltd
Current assignee: Yangzhou Huacheng Geotechnical Material Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-10-23
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a waterproof compound geomembrane of using of building, including the geomembrane main part, the polyethylene back taper, first chimb, second chimb and third chimb, the geomembrane main part includes the polyethylene rete, first glass fiber weaving layer, high density polyethylene waterproof membrane layer, second glass fiber weaving layer, EVA prevention of seepage rete and high-elastic waterproof coating layer, the top of polyethylene rete is equipped with first glass fiber weaving layer, the top of high density polyethylene waterproof membrane layer is equipped with second glass fiber weaving layer, the bottom mounting of geomembrane main part has the polyethylene back taper, one side of geomembrane main part is equipped with first chimb and second chimb, the opposite side of geomembrane main part is equipped with the third chimb. The utility model discloses a set up geomembrane main part, first glass fiber weaving layer, second glass fiber weaving layer, first chimb, second chimb and third chimb, the problem of having solved the geomembrane waterproof performance of single material not enough and the tensile strength of geomembrane low, be not convenient for assemble.

Description

Composite geomembrane for building waterproofing

Technical Field

The utility model relates to a building engineering technical field specifically is a waterproof compound geomembrane of using of building.

Background

The building engineering refers to the general name of various buildings and engineering facilities providing material and technical foundations for human life and production, and is particularly important for waterproof construction of building structures in the construction of the building engineering, and the most common geomembrane is used in the waterproof construction process. At present, to current geomembrane, its structure is too single, all adopts the waterproof construction of single material, and water-proof effects is unsatisfactory, lacks the application of compound waterproof geomembrane, and the limitation is great, and is not enough to the structural strength of geomembrane simultaneously, and tensile strength is low, and the concatenation equipment of being not convenient for can't satisfy the demand in the in-service use, so urgent need on the market can the modified technique to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a waterproof compound geomembrane of using of building to solve the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a composite geomembrane for building waterproofing comprises a geomembrane main body, a polyethylene inverted cone, a first convex edge, a second convex edge and a third convex edge, wherein the geomembrane main body comprises a polyethylene film layer, a first glass fiber weaving layer, a high-density polyethylene waterproof film layer, a second glass fiber weaving layer, an EVA (ethylene vinyl acetate) anti-seepage film layer and a high-elasticity waterproof coating layer, the first glass fiber weaving layer is arranged above the polyethylene film layer, the high-density polyethylene waterproof film layer is arranged above the first glass fiber weaving layer, the second glass fiber weaving layer is arranged above the high-density polyethylene waterproof film layer, the EVA anti-seepage film layer is arranged above the second glass fiber weaving layer, the high-elasticity waterproof coating layer is coated above the EVA anti-seepage film layer, the polyethylene inverted cone is fixed at the bottom end of the geomembrane main body, the first convex edge and the second convex edge are arranged on one side of the geomembrane main body, and a third convex edge is arranged on the other side of the geomembrane main body.

Preferably, the first glass fiber weaving layer comprises warp and weft, and the warp and the weft are interwoven with each other and fixed with the polyethylene film layer in a thermal bonding composite mode.

Preferably, the first glass fiber woven layer and the second glass fiber woven layer are consistent in structure, and the second glass fiber woven layer is fixed with the lower end face of the EVA anti-seepage film layer in a thermal bonding and compounding mode.

Preferably, the upper end face of the high-density polyethylene waterproof membrane layer is fixed with the second glass fiber woven layer in a hot bonding and compounding manner, and the lower end face of the high-density polyethylene waterproof membrane layer is fixed with the first glass fiber woven layer in a hot bonding and compounding manner.

Preferably, the polyethylene film layer and the polyethylene inverted cone are integrally formed in a composite mode, the first convex edge is formed by protruding the second glass fiber woven layer, the EVA anti-seepage film layer and the high-elasticity waterproof coating layer to one side, and the second convex edge is formed by protruding the polyethylene film layer and the first glass fiber woven layer to one side.

Preferably, the third convex edge is a convex edge formed by protruding the high-density polyethylene waterproof film layer to the other side, and the thickness of the third convex edge is equal to the distance between the first convex edge and the second convex edge.

(III) advantageous effects

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

(1) the utility model is different from the traditional geomembrane design by arranging the geomembrane main body, changes a single waterproof structure, is made of multilayer composite materials, has more excellent waterproof performance and better effect, effectively solves the problem of insufficient waterproof performance of the geomembrane made of single materials, and changes the traditional single geomembrane design, the geomembrane main body comprises a polyethylene film layer, a first glass fiber weaving layer, a high-density polyethylene waterproof film layer, a second glass fiber weaving layer, an EVA anti-seepage film layer and a high-elasticity waterproof coating layer, the polyethylene film layer is the most basic waterproof film layer and is used as a base layer at the lower end, the high-density polyethylene waterproof film layer is used as a waterproof structure at a middle end position to realize double waterproof effect, and the EVA anti-seepage film layer at the upper end is used for anti-seepage and anti-leakage operation of water above the geomembrane main body, the stability of structure is ensured, waterproof effect is improved, and high-elastic waterproof coating layer is coated at last, so that the elasticity and waterproof effect are improved, the tearing damage is not easy, and the service life is longer.

(2) The utility model effectively solves the problems of low tensile strength and inconvenient assembly of the geomembrane by arranging a first glass fiber weaving layer, a second glass fiber weaving layer, a first convex edge, a second convex edge and a third convex edge, is convenient for assembly, has higher structural strength, good tensile effect, is not easy to damage and long service life, is provided with the first convex edge and the second convex edge on one side of the geomembrane main body, is provided with the third convex edge on the other side, and inserts the third convex edge in one group of geomembrane main body into the space between the first convex edge and the second convex edge in the other group of geomembrane main body, and mutually agrees with each other, and then adopts thermal bonding fixed connection to improve the stability and complete the splicing, and the first glass fiber weaving layer and the second glass fiber weaving layer in the geomembrane main body greatly increase the structural strength of the utility model, and has firm structure, good stability and high tensile strength.

Drawings

Fig. 1 is an overall sectional view of the present invention;

fig. 2 is an overall front view of the present invention;

fig. 3 is a bottom view of the present invention;

fig. 4 is a top view of the first fiberglass layer of the present invention.

The reference numbers in the figures are: 1. a geomembrane body; 2. a polyethylene film layer; 3. a first glass fiber woven layer; 4. a high density polyethylene waterproof film layer; 5. a second glass fiber woven layer; 6. an EVA anti-seepage film layer; 7. a high-elastic waterproof coating layer; 8. polyethylene back taper; 9. a first flange; 10. a second flange; 11. a third flange; 12. warp threads; 13. and a weft thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a waterproof composite geomembrane for buildings comprises a geomembrane main body 1, a polyethylene inverted cone 8, a first convex edge 9, a second convex edge 10 and a third convex edge 11, wherein the geomembrane main body 1 comprises a polyethylene film layer 2, a first glass fiber weaving layer 3, a high-density polyethylene waterproof film layer 4, a second glass fiber weaving layer 5, an EVA (ethylene vinyl acetate) anti-seepage film layer 6 and a high-elasticity waterproof coating layer 7, the geomembrane main body 1 is formed by mutually compounding the polyethylene film layer 2, the first glass fiber weaving layer 3, the high-density polyethylene waterproof film layer 4, the second glass fiber weaving layer 5, an EVA anti-seepage film layer 6 and the high-elasticity waterproof coating layer 7, the first glass fiber weaving layer 3 is arranged above the polyethylene film layer 2 and used for increasing the structural strength, the high-density polyethylene waterproof film layer 4 is arranged above the first glass fiber weaving layer 3 and used for increasing the waterproof performance, the second glass fiber weaving layer 5 is arranged above the high-density polyethylene waterproof film, be used for further increase structural strength, tensile strength, the top of second glass fiber weaving layer 5 is equipped with EVA prevention of seepage rete 6, be used for prevention of seepage water repellent, reduce the possibility of infiltration, the top coating of EVA prevention of seepage rete 6 has high-elastic waterproof coating layer 7, high-elastic waterproof coating layer 7 is not afraid of to leak, is not afraid of ageing, is afraid of the fracture deformation, is afraid of the puncture, helps improving the utility model discloses a tensile and waterproof nature, further increase the practicality, the bottom mounting of geomembrane main part 1 has polyethylene back taper 8, is used for supplementary increase frictional force, increases anti-skidding performance, and one side of geomembrane main part 1 is equipped with first chimb 9 and second chimb 10, and the opposite side of geomembrane main part 1 is equipped with third chimb 11 for the use of splicing each other between the geomembrane main part 1, and.

Further, first glass fiber weaving layer 3 includes warp 12 and weft 13, and warp 12 and weft 13 crisscross each other weave and glue compound fixed with polyethylene film 2, adopt warp 12 and weft 13 crisscross each other to weave and form first glass fiber weaving layer 3, improve the intensity of structure, difficult tearing the damage, anti deformation effect is excellent, and the fixed effect of gluing is better, and is inseparabler.

Further, first glass fiber weaving layer 3 is unanimous with second glass fiber weaving layer 5's structure, and second glass fiber weaving layer 5 is fixed with EVA prevention of seepage rete 6's lower terminal surface hot bonding complex, and second glass fiber weaving layer 5 is used for the enhancement on to structural strength equally, sets up with first glass fiber weaving layer 3 symmetry, improves the steadiness of structure, and tensile strength can further improvement.

Further, the up end of the waterproof rete of high density polyethylene 4 and the compound fixed of second glass fiber weaving layer 5 heat bonding, the lower terminal surface of the waterproof rete of high density polyethylene 4 and the compound fixed of first glass fiber weaving layer 3 heat bonding, through heat bonding complex fixed, make its connection between two liang inseparabler, bubble-free remains, the fault phenomenon can not appear, the compactness of heat bonding is better.

Further, polyethylene film 2 and polyethylene back taper 8 are compound moulding as an organic whole, polyethylene film 2 and polyethylene back taper 8 all are the preparation of polyethylene material, the two integrated into one piece, the first chimb 9 of pine take off phenomenon can not appear and be second glass fiber weaving layer 5, the chimb of EVA prevention of seepage rete 6 and high-elastic waterproof coating layer 7 to the outstanding formation in one side, first chimb 9 itself just forms for geomembrane main part 1's partial structure, fault structure's phenomenon can not appear, second chimb 10 is the chimb of polyethylene film 2 and the outstanding formation in one side of first glass fiber weaving layer 3, second chimb 10 itself just forms for geomembrane main part 1's partial structure, abrupt disconnected limit phenomenon can not appear, help the concatenation to use.

Further, third chimb 11 is the chimb of the protruding formation of high density polyethylene waterproof membrane layer 4 to the opposite side, and the thickness of third chimb 11 equals the interval between first chimb 9 and the second chimb 10, and third chimb 11 itself just forms for some structures of geomembrane main part 1, and is protruding to one side, and with first chimb 9 and the cooperation concatenation of second chimb 10, adopt the hot compound fixed of gluing, it is fixed to accomplish the concatenation, and two liang of concatenations that are applicable to between the geomembrane main part 1 are used.

The working principle is as follows: when in use, when the geomembrane main body 1 is laid, the polyethylene film layer 2 faces downwards, the geomembrane main body 1 is pressed, the polyethylene back taper 8 at the bottom end of the geomembrane main body is nailed into the ground, the stability of the structure is increased, the anti-skid effect is increased, when in laying, one group of geomembrane main body 1 is far from enough, so that the other group of geomembrane main body 1 is needed to be spliced with each other, the third convex edge 11 in the new group of geomembrane main body 1 is inserted between the first convex edge 9 and the second convex edge 10 in the laid geomembrane main body 1, the three are tightly jointed and fixed through thermal bonding and combination, the assembly can be completed, the polyethylene film layer 2 in the geomembrane main body 1 is the most basic waterproof film layer and is at the lowest end, the first glass fiber braided layer 3 above the polyethylene film layer is used for increasing the stability of the structure, the tensile strength is improved, the high-density polyethylene waterproof film layer 4 is arranged above the first glass fiber, use as main waterproof construction, can effectual increase waterproof nature, and be equipped with second glass fiber weaving layer 5 on it, be used for further increase tensile, tear strength, set up EVA prevention of seepage rete 6 on second glass fiber weaving layer 5, then be in order to prevent the seepage of surface water, further improve waterproof performance, finally, 7 positions of the high-elastic waterproof dope layer that are in the top are coated last and are gone, it is afraid of leak, is afraid of ageing, is afraid of the fracture deformation, is afraid of the puncture, further improvement the utility model discloses a waterproof nature.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a waterproof compound geomembrane of using of building, includes geomembrane main part (1), polyethylene back taper (8), first chimb (9), second chimb (10) and third chimb (11), its characterized in that: the geomembrane main body (1) comprises a polyethylene film layer (2), a first glass fiber weaving layer (3), a high-density polyethylene waterproof film layer (4), a second glass fiber weaving layer (5), an EVA anti-seepage film layer (6) and a high-elastic waterproof coating layer (7), wherein the first glass fiber weaving layer (3) is arranged above the polyethylene film layer (2), the high-density polyethylene waterproof film layer (4) is arranged above the first glass fiber weaving layer (3), the second glass fiber weaving layer (5) is arranged above the high-density polyethylene waterproof film layer (4), the EVA anti-seepage film layer (6) is arranged above the second glass fiber weaving layer (5), the high-elastic waterproof coating layer (7) is coated above the EVA anti-seepage film layer (6), a polyethylene inverted cone (8) is fixed at the bottom end of the geomembrane main body (1), a first convex edge (9) and a second convex edge (10) are arranged on one side of the geomembrane main body (1), and a third convex edge (11) is arranged on the other side of the geomembrane main body (1).

2. The composite geomembrane for waterproofing buildings according to claim 1, wherein: the first glass fiber weaving layer (3) comprises warp (12) and weft (13), and the warp (12) and the weft (13) are interwoven with each other and are fixed with the polyethylene film layer (2) in a hot bonding and compounding manner.

3. The composite geomembrane for waterproofing buildings according to claim 1, wherein: the structure of the first glass fiber woven layer (3) is consistent with that of the second glass fiber woven layer (5), and the second glass fiber woven layer (5) is fixed with the lower end face of the EVA anti-seepage film layer (6) in a thermal bonding and compounding mode.

4. The composite geomembrane for waterproofing buildings according to claim 1, wherein: the upper end face of the high-density polyethylene waterproof membrane layer (4) and the second glass fiber weaving layer (5) are fixed in a hot bonding and compounding mode, and the lower end face of the high-density polyethylene waterproof membrane layer (4) and the first glass fiber weaving layer (3) are fixed in a hot bonding and compounding mode.

5. The composite geomembrane for waterproofing buildings according to claim 1, wherein: polyethylene rete (2) and polyethylene back taper (8) are compound moulding as an organic whole, first chimb (9) are the chimb of second glass fiber weaving layer (5), EVA prevention of seepage rete (6) and high-elastic waterproof coating layer (7) to the outstanding formation in one side, second chimb (10) are the chimb of polyethylene rete (2) and first glass fiber weaving layer (3) to the outstanding formation in one side.

6. The composite geomembrane for waterproofing buildings according to claim 1, wherein: the third convex edge (11) is a convex edge formed by the high-density polyethylene waterproof film layer (4) protruding towards the other side, and the thickness of the third convex edge (11) is equal to the distance between the first convex edge (9) and the second convex edge (10).