CN210553469U

CN210553469U - Tear-resistant composite waterproof coiled material

Info

Publication number: CN210553469U
Application number: CN201921368001.6U
Authority: CN
Inventors: 王庆鹏; 王庆程; 王志敢
Original assignee: Suzhou Jubao Waterproof Material Co Ltd
Current assignee: Suzhou Jubao Waterproof Material Co Ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-19
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a compound waterproofing membrane resists tearing relates to building waterproof material technical field, aims at solving current pitch waterproofing membrane's tensile strength low therefore easily by the torn problem. The key point of the technical scheme is that the heat insulation fabric comprises an isolation layer, a first asphalt layer, a base fabric, a second asphalt layer and a hot melting layer which are sequentially arranged from top to bottom; one side of the base fabric close to the first asphalt layer is provided with a first glass fiber mesh cloth embedded in the first asphalt layer, and one side of the base fabric close to the second asphalt layer is provided with a second glass fiber mesh cloth embedded in the second asphalt layer; still be provided with the metal mesh layer in the first pitch layer, the metal mesh layer is located between first glass fiber net check cloth and the isolation layer and with isolation layer fixed connection. During first glass fiber net cloth, the glass fiber net cloth of second imbed first pitch layer and second pitch layer respectively, not only improved child base cloth and the joint strength between the two-layer pitch layer, also improved the utility model discloses a tensile strength makes the utility model discloses it is difficult by tearing.

Description

Tear-resistant composite waterproof coiled material

Technical Field

The utility model belongs to the technical field of building waterproof material technique and specifically relates to a waterproofing membrane is related to.

Background

Waterproofing membrane divide into pitch class or polymer class waterproofing membrane, and the waterproofing membrane that present is used for building wall, roofing, and tunnel, highway, landfill etc. department adopts pitch waterproofing membrane mostly, and it has with low costs and can resist the advantage of external rainwater, groundwater seepage, consequently does not have the seepage to be connected between often as engineering basis and the building, is the waterproof first protective screen of whole engineering, also plays crucial effect to whole engineering.

Asphalt waterproof coiled materials used in the existing market generally consist of a base layer, an asphalt layer, an isolation layer and a hot melt layer, and all the layers are bonded together. When the asphalt waterproof coiled material is paved, the shape of the operation surface of the building is different, so the coiled material needs to be frequently cut to be matched with the operation surface, however, the asphalt layer of the asphalt waterproof coiled material is easily torn when the asphalt waterproof coiled material is cut due to low tensile strength of the asphalt, namely, the asphalt layer is cracked, and therefore the waterproof effect of the waterproof coiled material is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compound waterproofing membrane resists tearing, it has tensile strength height, is difficult for by tearing effect.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the tear-resistant composite waterproof coiled material comprises an isolation layer, a first asphalt layer, a base fabric, a second asphalt layer and a hot melting layer which are sequentially arranged from top to bottom; one side of the tire base fabric, which is close to the first asphalt layer, is provided with a first glass fiber mesh fabric embedded in the first asphalt layer, and one side of the tire base fabric, which is close to the second asphalt layer, is provided with a second glass fiber mesh fabric embedded in the second asphalt layer; and a metal mesh layer is also arranged in the first asphalt layer, is positioned between the first glass fiber mesh cloth and the isolation layer and is fixedly connected with the isolation layer.

Through adopting above-mentioned technical scheme, during first glass fiber net check cloth, the first pitch layer of second glass fiber net check cloth embedding respectively and the second pitch layer, not only improved child base cloth and the joint strength between the two-layer pitch layer, also improved waterproofing membrane's tensile strength. On the other hand, with isolation layer fixed connection's metal mesh layer imbed in first pitch layer, also improved waterproofing membrane's tensile strength. The metal mesh layer, the first glass fiber mesh cloth and the second glass fiber mesh are mutually matched, so that the waterproof coiled material is not easy to tear, and the waterproof performance of the waterproof coiled material is ensured.

The utility model discloses further set up to: the isolation layer is provided with the rubber layer near the one side on first pitch layer, metal mesh layer and the rubber layer are close to the one side fixed connection on first pitch layer.

Through adopting above-mentioned technical scheme, the rubber layer has elasticity, can further improve waterproofing membrane's stretch-proofing performance. On the other hand, the metal net layer is fixedly connected with the rubber layer, and the rubber layer is more easily connected with the isolation layer, so that each layer of the waterproof coiled material is compact in structure and not easy to separate, and the stability of the waterproof coiled material during working is improved.

The utility model discloses further set up to: the metal net layer is bonded with the rubber layer through glue.

By adopting the technical scheme, the connection strength between the metal net layer and the rubber layer is improved.

The utility model discloses further set up to: one side that the rubber layer was kept away from to the metal mesh layer evenly distributed has a plurality of barbs, the length of barb is less than the thickness on first pitch layer and is located first pitch layer.

Through adopting above-mentioned technical scheme, increased the joint strength between metal mesh layer and the first pitch layer for metal mesh layer is difficult for breaking away from first pitch layer.

The utility model discloses further set up to: the rubber layer comprises a plurality of rubber sheets which are sequentially arranged along the length direction of the waterproof roll.

Through adopting above-mentioned technical scheme, set up the rubber layer into a plurality of sheets for the ductility on rubber layer is better, when a sheet rubber takes place to buckle, and is less to the influence of other sheet rubbers, in other words, when one of them sheet rubber is buckled, this sheet rubber can not exert the power of dragging to other sheet rubbers, thereby has guaranteed that the waterproofing membrane's that other sheet rubbers correspond position can not receive the influence, has guaranteed waterproofing membrane's performance.

The utility model discloses further set up to: a first bump is arranged at one end of the rubber sheet, and a first clamping groove is formed between the first bump and the end face of the rubber sheet close to the first bump; a second lug matched with the first clamping groove is arranged at the other end of the rubber sheet, and a second clamping groove matched with the first lug is formed between the second lug and the end face, close to the second lug, of the rubber sheet; the first bump extends into the second clamping groove of the adjacent rubber sheet and has a gap with the rubber sheet, and the second bump extends into the first clamping groove of the adjacent rubber sheet and has a gap with the rubber sheet.

Through adopting above-mentioned technical scheme, formed the space that can supply the displacement between sheet rubber and the sheet rubber to waterproofing membrane's performance has further been guaranteed.

The utility model discloses further set up to: one side of the rubber layer, which is close to the metal mesh layer, is sequentially provided with a plurality of grooves along the length direction of the waterproof roll, and the grooves extend to two ends of the rubber layer along the width direction of the waterproof roll.

Through adopting above-mentioned technical scheme, increased the flexibility of rubber layer for its deformability is stronger.

The utility model discloses further set up to: the groove is triangular with an opening facing the metal mesh layer, and included angles between the metal wires on the metal mesh layer and the groove are acute angles.

By adopting the technical scheme, the metal wire and the rubber layer are ensured to have larger contact area, and the metal wire is not parallel to the groove and is not in contact with the rubber layer, so that the connection strength between the metal net layer and the rubber layer is increased.

To sum up, the utility model discloses a beneficial technological effect does:

1. through the arrangement of the first glass fiber mesh cloth, the second glass fiber mesh cloth and the metal mesh layer, the glass fiber reinforced plastic composite material has the effects of high tensile strength and difficulty in tearing;

2. the connection strength between the metal net layer and the first asphalt layer is increased through the arrangement of the barbs;

3. through the arrangement of the rubber layer and the groove, the tear resistance of the waterproof roll is further improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a tear-resistant composite waterproof roll according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a metal mesh layer according to an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic structural diagram of a rubber layer according to an embodiment of the present invention.

In the figure, 1, an isolation layer; 2. a first asphalt layer; 3. a tire base fabric; 31. a first fiberglass mesh cloth; 32. a second fiberglass mesh cloth; 4. a second asphalt layer; 5. a hot melt layer; 6. a rubber layer; 61. a metal mesh layer; 62. a barb; 63. a rubber sheet; 64. a first bump; 65. a first card slot; 66. a second bump; 67. a second card slot; 68. and (4) a groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a compound waterproofing membrane resists tearing, including isolation layer 1, rubber layer 6, first pitch layer 2, child base cloth 3, second pitch layer 4 and the hot melt layer 5 that from top to bottom sets gradually, isolation layer 1 is the polyethylene film, and hot melt layer 5 is the hot melt adhesive.

Referring to fig. 1, a first glass fiber mesh cloth 31 embedded in the first asphalt layer 2 is arranged on one surface of the base fabric 3 close to the first asphalt layer 2, and a second glass fiber mesh cloth 32 embedded in the second asphalt layer 4 is arranged on one surface of the base fabric 3 close to the second asphalt layer 4. A metal mesh layer 61 is further arranged in the first asphalt layer 2, specifically, the metal mesh layer 61 is located between the first glass fiber mesh cloth 31 and the rubber layer 6, the metal mesh layer 61 and the rubber layer 6 are bonded together through rubber and metal adhesive, and the rubber layer 6 and the isolation layer 1 are bonded through high-temperature vulcanization.

Referring to fig. 2 and 3, a plurality of barbs 62 are uniformly distributed on one surface of the metal mesh layer 61 away from the rubber layer 6 (refer to fig. 1), and the length of each barb 62 is less than the thickness of the first asphalt layer 2 and extends into the first asphalt layer 2. Specifically, the metal mesh layer 61 is a metal mesh structure formed by a plurality of metal wires arranged in a staggered manner, and the barbs 62 are arranged at the crossing positions of the metal wires.

Referring to fig. 2 and 4, one surface of the rubber layer 6 close to the metal mesh layer 61 is provided with a plurality of grooves 68 in sequence along the length direction of the waterproof roll, and each groove 68 extends to both ends of the rubber layer 6 along the width direction of the waterproof roll. The grooves 68 are triangular with openings facing the metal mesh layer 61, and the wires on the metal mesh layer 61 and the grooves 68 are all at acute angles, i.e., the wires on the metal mesh layer 61 intersect and do not overlap the grooves 68.

Referring to fig. 4, the rubber layer 6 includes a plurality of rubber pieces 63 arranged in sequence in the longitudinal direction of the waterproof roll. One end of the rubber sheet 63 is provided with a first bump 64, and a first slot 65 is formed between the first bump 64 and the end surface of the rubber sheet 63 close to the first bump 64. The other end of the rubber sheet 63 is provided with a second bump 66 adapted to the first locking groove 65, and a second locking groove 67 adapted to the first bump 64 is formed between the second bump 66 and the end surface of the rubber sheet 63 close to the second bump 66. The first bump 64 extends into the second slot 67 of the adjacent rubber sheet 63 and has a gap with the rubber sheet 63, and the second bump 66 extends into the first slot 65 of the adjacent rubber sheet 63 and has a gap with the rubber sheet 63, so as to provide a space for the movement between the two adjacent rubber sheets 63.

The implementation principle of the embodiment is as follows:

metal mesh layer 61 and the two sides of first pitch layer 2 of the fine net cloth 31 embedding of first glass respectively, in the fine net cloth 32 embedding of second pitch layer 4 of the fine net cloth of second, not only improved child base cloth 3 and the joint strength between the two-layer pitch layer, also improved waterproofing membrane's tensile strength for waterproofing membrane is difficult to be torn. When the waterproof coiled material is subjected to pulling force, the rubber layer 6 connected with the metal mesh layer 61 and the isolation layer 1 has elasticity, so that the pulling force applied to a part of the waterproof coiled material can be offset, the tear resistance of the waterproof coiled material is greatly enhanced, and the service life of the waterproof coiled material is prolonged.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a compound waterproofing membrane resists tearing which characterized in that: comprises an isolation layer (1), a first asphalt layer (2), a base fabric (3), a second asphalt layer (4) and a hot melting layer (5) which are arranged from top to bottom in sequence; one surface, close to the first asphalt layer (2), of the tire base fabric (3) is provided with a first glass fiber mesh fabric (31) embedded in the first asphalt layer (2), and one surface, close to the second asphalt layer (4), of the tire base fabric (3) is provided with a second glass fiber mesh fabric (32) embedded in the second asphalt layer (4); a metal mesh layer (61) is further arranged in the first asphalt layer (2), and the metal mesh layer (61) is located between the first glass fiber mesh cloth (31) and the isolation layer (1) and is fixedly connected with the isolation layer (1).

2. The tear-resistant composite waterproof roll material according to claim 1, characterized in that: the rubber layer (6) is arranged on one side, close to the first asphalt layer (2), of the isolation layer (1), and the metal mesh layer (61) is fixedly connected with one side, close to the first asphalt layer (2), of the rubber layer (6).

3. A tear-resistant composite waterproof roll according to claim 2, characterized in that: the metal mesh layer (61) is bonded with the rubber layer (6) through glue.

4. A tear-resistant composite waterproof roll according to claim 2, characterized in that: one side of the metal net layer (61) far away from the rubber layer (6) is uniformly distributed with a plurality of barbs (62), and the length of each barb (62) is smaller than the thickness of the first asphalt layer (2) and is positioned in the first asphalt layer (2).

5. A tear-resistant composite waterproof roll according to claim 2, characterized in that: the rubber layer (6) comprises a plurality of rubber sheets (63) which are sequentially arranged along the length direction of the waterproof roll.

6. A tear-resistant composite waterproof roll according to claim 5, characterized in that: a first bump (64) is arranged at one end of the rubber sheet (63), and a first clamping groove (65) is formed between the first bump (64) and the end face, close to the first bump (64), of the rubber sheet (63); a second bump (66) matched with the first clamping groove (65) is arranged at the other end of the rubber sheet (63), and a second clamping groove (67) matched with the first bump (64) is formed between the second bump (66) and the end face, close to the second bump (66), of the rubber sheet (63); the first bump (64) extends into the second clamping groove (67) of the adjacent rubber sheet (63) and has a gap with the rubber sheet (63), and the second bump (66) extends into the first clamping groove (65) of the adjacent rubber sheet (63) and has a gap with the rubber sheet (63).

7. A tear-resistant composite waterproof roll according to claim 2, characterized in that: one surface of the rubber layer (6) close to the metal mesh layer (61) is sequentially provided with a plurality of grooves (68) along the length direction of the waterproof roll, and the grooves (68) extend to the two ends of the rubber layer (6) along the width direction of the waterproof roll.

8. The tear-resistant composite waterproof roll material according to claim 7, characterized in that: the grooves (68) are triangular with openings facing the metal mesh layer (61), and included angles between the metal wires on the metal mesh layer (61) and the grooves (68) are acute angles.