CN214137674U

CN214137674U - SBS modified asphalt waterproof coiled material for roads and bridges

Info

Publication number: CN214137674U
Application number: CN202022752394.XU
Authority: CN
Inventors: 何静波; 曹阳
Original assignee: Zhengding Haihong Waterproof Technology Co ltd
Current assignee: Zhengding Haihong Waterproof Technology Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-09-07
Anticipated expiration: 2030-11-25

Abstract

The utility model relates to a SBS modified asphalt waterproofing membrane for road and bridge relates to waterproofing membrane's field, it includes child basic unit, the pitch layer of face is laid in child basic unit upper and lower both sides to the symmetry, first isolation layer and second isolation layer and the first resistant layer of tearing of laying on first isolation layer are laid to the symmetry on the pitch layer, first isolation layer is located the top of second isolation layer, the surface of child basic unit is equipped with the arch, first resistant layer of tearing includes many braided ropes, many braided ropes are crisscross to be distributed, be equipped with the corrosion resistant layer on the first resistant layer of tearing. This application has improved waterproofing membrane's life.

Description

SBS modified asphalt waterproof coiled material for roads and bridges

Technical Field

The application relates to the field of waterproof rolls, in particular to an SBS modified asphalt waterproof roll for roads and bridges.

Background

The waterproof coiled material is mainly used for building walls, roofs, tunnels, highways, refuse landfills and the like, can be curled into a roll-shaped flexible building material product for resisting external rainwater and underground water leakage, is used as a leakage-free connection between an engineering foundation and a building, is a waterproof first barrier of the whole engineering, and plays a vital role in the whole engineering.

The existing waterproof coiled material is easy to damage in the laying process and the using process, so that the service life of the waterproof coiled material is shortened.

SUMMERY OF THE UTILITY MODEL

In order to improve waterproofing membrane's life, the application provides a SBS modified asphalt waterproofing membrane for road and bridge.

The application provides a pair of SBS modified asphalt waterproofing membrane for road and bridge adopts following technical scheme:

an SBS modified asphalt waterproof coiled material for roads and bridges comprises a tire base layer, asphalt layers symmetrically laid on the upper side surface and the lower side surface of the tire base layer, a first isolation layer and a second isolation layer symmetrically laid on the asphalt layers, and a first anti-tear layer laid on the first isolation layer;

the first isolation layer is positioned above the second isolation layer;

the surface of the tire base layer is provided with a bulge;

the first tear-resistant layer comprises a plurality of braided ropes which are distributed in a staggered mode.

Through adopting above-mentioned technical scheme, child base course is used for bearing pitch, the arch on the child base course has increased the surface area on child base course, can make the more pitch of child base course adhesion, and the intensity on child base course has been increased, child base course is difficult to damage, waterproofing membrane's intensity has obtained the promotion, the isolation layer blocks the pitch in the pitch layer, make the pitch in the pitch layer more stable, weaving in the first resistant tearing layer the rope has increased waterproofing membrane's pliability, waterproofing membrane is difficult to be torn, waterproofing membrane that the crisscross distribution of fibre in the first resistant tearing layer made power disperse evenly when the atress on weaving the rope, first resistant tearing layer makes waterproofing membrane's intensity obtain the promotion, thereby life has been improved.

Optionally, a corrosion-resistant layer is disposed on the first tear-resistant layer.

Through adopting above-mentioned technical scheme, fall on corrosion-resistant layer when acid rainwater or other corrosive substance, corrosion-resistant layer makes waterproofing membrane be difficult to by the corruption, and waterproofing membrane is difficult to by the damage.

Optionally, the corrosion-resistant layer is coated with a corrosion-resistant coating.

By adopting the technical scheme, the corrosion-resistant coating further reduces the possibility that the waterproof coiled material is corroded.

Optionally, a protective layer is disposed on the corrosion-resistant layer.

Through adopting above-mentioned technical scheme, the protective layer makes waterproofing membrane at the in-process of transportation or laying for corrosion resistant coating is difficult to destroyed.

Optionally, a second tear-resistant layer is laid on the second isolation layer.

Through adopting above-mentioned technical scheme, the resistant layer of tearing of second is consolidated waterproofing membrane from the below of child base course, further promotes waterproofing membrane's intensity.

Optionally, a heat insulation layer is arranged on the second tear-resistant layer.

Through adopting above-mentioned technical scheme, the insulating layer separates external heat, makes high temperature be difficult to destroy waterproofing membrane inside.

Optionally, a hot melt layer is disposed on the heat insulation layer.

Through adopting above-mentioned technical scheme, the staff heats the hot melt layer when laying waterproofing membrane, and the hot melt layer is heated to melt and glues to laying the face, and waterproofing membrane is more firm on laying the face.

Optionally, a binding layer is arranged on the side surface of the tire base layer;

the edge covering layer extends to the protective layer and the hot melt layer respectively.

Through adopting above-mentioned technical scheme, the layer of borduring wraps up waterproofing membrane's side for be difficult to the fracture between each layer.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the base layer of the tire is used for bearing asphalt, the surface area of the base layer of the tire is increased by the bulges on the base layer of the tire, more asphalt can be attached to the base layer of the tire, the strength of the base layer of the tire is increased, the base layer of the tire is not easy to damage, the strength of the waterproof coiled material is improved, the isolating layer blocks the asphalt in the asphalt layer, the asphalt in the asphalt layer is more stable, the braided rope in the first tearing-resistant layer increases the flexibility of the waterproof coiled material, the waterproof coiled material is not easy to tear, the fibers in the first tearing-resistant layer are distributed in a staggered manner, so that the force of the waterproof coiled material is uniformly dispersed on the braided rope when stressed, the strength of the waterproof coiled material is improved by the first tearing-resistant layer, and the service life is prolonged;

2. when acid rainwater or other corrosive substances fall on the corrosion-resistant layer, the corrosion-resistant layer enables the waterproof coiled material to be not easy to corrode, and the waterproof coiled material is not easy to damage.

Drawings

Fig. 1 is a sectional view of an SBS modified asphalt waterproof roll for roads and bridges in an example of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of the first tear-resistant layer of fig. 1.

Description of reference numerals: 1. a base layer; 11. a protrusion; 2. an asphalt layer; 31. a first isolation layer; 32. a second isolation layer; 41. a first tear resistant layer; 411. weaving a rope; 42. a second tear resistant layer; 5. a corrosion-resistant layer; 51. corrosion-resistant paint; 6. a protective layer; 7. a thermal insulation layer; 8. a hot melt layer; 9. and (6) a binding layer.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses SBS modified asphalt waterproof coiled material for roads and bridges.

Referring to fig. 1 and 2, the SBS modified asphalt waterproof roll for roads and bridges includes a base layer 1, two asphalt layers 2, a first isolation layer 31, a second isolation layer 32, and a first tear-resistant layer 41.

Referring to fig. 2 and 3, the base layer 1 is made of a polyester material, the upper surface and the lower surface of the base layer 1 are respectively provided with a plurality of strip-shaped protrusions 11, the plurality of strip-shaped protrusions 11 are uniformly distributed on the base layer 1, and the protrusions 11 and the base layer 1 are integrally formed. The two asphalt layers 2 are both made of SBS rubber modified petroleum asphalt material and are doped with substances such as fine sand and the like. The asphalt layer 2 is attached to two end faces of the base layer 1, the protrusions 11 increase the strength and the surface area of the base layer 1, and the protrusions 11 enable the base layer 1 to be attached with more SBS rubber modified petroleum asphalt, so that the waterproof performance of the waterproof coiled material is improved. The first isolation layer 31 and the second isolation layer 32 are both made of polyethylene material and adhered to the surfaces of the two asphalt layers 2 by glue, and the first isolation layer 31 is positioned above the second isolation layer 32. The first isolation layer 31 and the second isolation layer 32 block the asphalt layer 2, so that asphalt in the asphalt layer 2 is not easily dispersed. The first tear-resistant layer 41 includes a plurality of braided strings 411, the braided strings 411 may be made of kevlar material, and the plurality of braided strings 411 are uniformly distributed on the first insulating layer 31 and are adhered to the first insulating layer 31 by glue. Many weave rope 411 criss-cross distribution and form network structure, weave rope 411 and increased waterproofing membrane's pliability and intensity for waterproofing membrane is difficult to be torn under the effect of external force, thereby has increased waterproofing membrane's life.

Referring to fig. 2, when acid rain weather is encountered, or corrosive substances fall on the waterproof roll, the waterproof roll is easily corroded. In order to make the waterproof coiled material not easy to be corroded, the corrosion-resistant layer 5 is laid on the first tearing-resistant layer 41, the corrosion-resistant layer 5 is adhered to the first tearing-resistant layer 41 through adhesion, and the corrosion-resistant layer 5 can be made of polytetrafluoroethylene materials. When corrosive substance falls on the corrosion-resistant layer 5, the corrosion-resistant layer 5 makes the corrosive substance be difficult to corrode the inside of the waterproof roll, thereby prolonging the service life of the waterproof roll. A layer of corrosion-resistant coating 51 is also coated on the surface of the corrosion-resistant layer 5. The corrosion-resistant coating 51 can be made of epoxy resin material, and the corrosion-resistant coating 51 is coated on the surface of the corrosion-resistant layer 5, so that the corrosion resistance of the waterproof coiled material is further improved.

Referring to fig. 2, in order to make the corrosion-resistant coating 51 on the waterproof roll not easily damaged during the transportation or the laying process of the waterproof roll, a protective layer 6 is laid on the corrosion-resistant coating 51, the protective layer 6 is adhered to the corrosion-resistant coating 51 by glue with weak viscosity, the protective layer 6 can be made of polyethylene material, and the protective layer 6 protects the corrosion-resistant coating 51, so that the corrosion-resistant coating 51 is not easily damaged. After the worker lays the waterproof coiled material, the protective layer 6 is removed.

Referring to fig. 2 and 3, in order to further prolong the service life of the waterproof roll, a second tearing-resistant layer 42 is adhered to the second isolation layer 32 by gluing, the second tearing-resistant layer 42 also comprises a plurality of braided ropes 411 and can be made of kevlar material, and the plurality of braided ropes 411 are distributed on the second isolation layer 32 in a staggered way. The second tear-resistant layer 42 increases the strength and flexibility of the roll of waterproofing material from below the roll of waterproofing material, thereby further increasing the service life of the roll of waterproofing material.

Referring to fig. 2, in order to facilitate the worker to lay the waterproofing membrane on the pavement, the second tear-resistant layer 42 is connected with the hot-melt layer 8 by gluing, and the hot-melt layer 8 may be made of asphalt material or rubber material. When the staff laid waterproofing membrane, to hot melt layer 8 heating and make hot melt layer 8 melt, then with hot melt layer 8 with lay the face contact, hot melt layer 8 cooling solidification adhesion is on laying the face, waterproofing membrane is more firm on laying the face.

Referring to fig. 2, high temperature is easily transmitted to the inside of the waterproof roll when the hot melt layer 8 is heated, so that the internal structure of the waterproof roll may be damaged and the waterproof performance of the waterproof roll may be reduced. In order to reduce the high-temperature transmission when the hot melt layer 8 is heated, a heat insulation layer 7 is arranged between the hot melt layer 8 and the second tearing-resistant layer 42, the heat insulation layer 7 is adhered to the hot melt layer 8 through glue, and the heat insulation layer 7 is connected with the second tearing-resistant layer 42 through glue. When the hot melt layer 8 is heated, the heat insulation layer 7 blocks high temperature, so that the high temperature is not easy to transfer to the interior of the waterproof roll, and the waterproof roll is not easy to damage.

Referring to fig. 2, in order to prevent each layer of the waterproof roll from cracking easily, a binding layer 9 is provided at a side of the waterproof roll, the binding layer 9 is made of rubber material and is adhered to the side of the waterproof roll by gluing, and the corrosion-resistant coating 51 and the hot-melt layer 8 are wrapped. When the waterproof roll is laid, the heating edge covering layer 9 is adhered with other waterproof rolls, and the edge covering layer 9 enables all layers of the waterproof roll not to be easily cracked.

The implementation principle of the SBS modified asphalt waterproof roll for the roads and bridges in the embodiment of the application is as follows: staff heats hot melt layer 8 and glues waterproofing membrane on the face of laying, when corrosive substance fell on waterproofing membrane, corrosion-resistant coating 51 and corrosion-resistant layer 5 protect waterproofing membrane be difficult to corroded, first resistant layer 41 and the resistant layer 42 that tears of second make waterproofing membrane's pliability and intensity obtain promoting, thereby waterproofing membrane's life has been increased, protruding 11 on child base layer 1 can adhere to more pitch, thereby waterproof membrane's waterproof performance is promoted, and protruding 11 has increased child base layer 1's intensity, make waterproofing membrane be difficult to damage.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a SBS modified asphalt waterproofing membrane for road bridge which characterized in that: the tire comprises a tire base layer (1), asphalt layers (2) symmetrically laid on the upper end face and the lower end face of the tire base layer (1), a first isolation layer (31) and a second isolation layer (32) symmetrically laid on the asphalt layers (2), and a first anti-tearing layer (41) laid on the first isolation layer (31);

the first isolation layer (31) is positioned above the second isolation layer (32);

the surface of the tire base layer (1) is provided with a bulge (11);

the first tear-resistant layer (41) comprises a plurality of braided ropes (411), and the braided ropes (411) are distributed in a staggered mode.

2. The SBS modified asphalt waterproof coiled material for roads and bridges of claim 1, wherein the SBS modified asphalt waterproof coiled material comprises the following components in percentage by weight: and the first anti-tearing layer (41) is provided with an anti-corrosion layer (5).

3. The SBS modified asphalt waterproof coiled material for roads and bridges of claim 2, wherein the SBS modified asphalt waterproof coiled material comprises the following components in percentage by weight: and the corrosion-resistant coating (51) is coated on the corrosion-resistant layer (5).

4. The SBS modified asphalt waterproof coiled material for roads and bridges of claim 2, wherein the SBS modified asphalt waterproof coiled material comprises the following components in percentage by weight: and a protective layer (6) is arranged on the corrosion-resistant layer (5).

5. The SBS modified asphalt waterproof coiled material for roads and bridges of claim 4, wherein the SBS modified asphalt waterproof coiled material comprises the following components in percentage by weight: and a second tearing-resistant layer (42) is paved on the second isolation layer (32).

6. The SBS modified asphalt waterproof coiled material for roads and bridges of claim 5, wherein the SBS modified asphalt waterproof coiled material comprises the following components in percentage by weight: and a heat insulation layer (7) is arranged on the second tearing-resistant layer (42).

7. The SBS modified asphalt waterproof roll for roads and bridges of claim 6, wherein the SBS modified asphalt waterproof roll comprises the following components in percentage by weight: the heat insulation layer (7) is provided with a hot melt layer (8).

8. The SBS modified asphalt waterproof coiled material for roads and bridges of claim 7, wherein the SBS modified asphalt waterproof coiled material comprises the following components in percentage by weight: the side surface of the tire base layer (1) is provided with a binding layer (9);

the edge covering layer (9) extends to the protective layer (6) and the hot melting layer (8) respectively.