CN219931267U - Pre-paved high polymer waterproof coiled material - Google Patents
Pre-paved high polymer waterproof coiled material Download PDFInfo
- Publication number
- CN219931267U CN219931267U CN202223486543.8U CN202223486543U CN219931267U CN 219931267 U CN219931267 U CN 219931267U CN 202223486543 U CN202223486543 U CN 202223486543U CN 219931267 U CN219931267 U CN 219931267U
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- Prior art keywords
- waterproof
- substrate layer
- protrusions
- coiled material
- concrete
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- 239000000463 material Substances 0.000 title claims abstract description 40
- 229920000642 polymer Polymers 0.000 title claims abstract description 12
- 239000000758 substrate Substances 0.000 claims abstract description 42
- 230000003014 reinforcing effect Effects 0.000 claims description 29
- 238000004078 waterproofing Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 239000005871 repellent Substances 0.000 claims 2
- 239000011248 coating agent Substances 0.000 abstract description 15
- 238000000576 coating method Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 10
- 238000007789 sealing Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 45
- 230000002787 reinforcement Effects 0.000 description 8
- 239000003973 paint Substances 0.000 description 6
- 238000004873 anchoring Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007719 peel strength test Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 229920006163 vinyl copolymer Polymers 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000011414 polymer cement Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
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- Building Environments (AREA)
Abstract
The utility model relates to a pre-paved high polymer waterproof coiled material, which comprises a waterproof substrate layer; and the connecting structure is connected to one side surface of the waterproof substrate layer and comprises a plurality of bulges which are distributed at intervals. According to the waterproof coiled material, the connecting structure is arranged on the waterproof substrate layer, the waterproof coating can be sprayed on the surface of the waterproof substrate layer or concrete can be directly poured on the surface of the waterproof substrate layer, the waterproof coating or concrete can form dense bonding points with the bulges of the connecting structure, the bonding area of the connecting structure and the concrete is larger, the bonding strength is higher, and full bonding is easy to realize, so that the waterproof coiled material is not easy to damage, and the sealing effect and the waterproof effect of the waterproof coiled material are better.
Description
Technical Field
The utility model relates to the technical field of waterproof coiled materials, in particular to a pre-paved high polymer waterproof coiled material.
Background
In the waterproof engineering, the waterproof layer which is conformed by the coating and the coiled material is widely applied. The existing pre-paved waterproof coiled material generally takes plastics, polyester tires and rubber as main materials, one surface of the waterproof coiled material is self-adhesive, an anti-adhesion protection layer is adopted on the adhesive surface, and the waterproof coiled material is adhered with post-cast concrete by the self-adhesive to form full adhesion. However, the self-adhesive layer cannot be used as a waterproof layer, and leakage is easy to occur after the coiled material body or the lap joint is damaged by heat or machinery. Therefore, improvements to existing waterproofing rolls are needed. In particular, after the GB55030-2022 general Specification for building and municipal waterproof is issued, the waterproof level of underground engineering requires no less than two waterproof layers to be arranged, which requires to change the prior method of pre-paving coiled materials for one level, and meanwhile, the waterproof layer is required to be fully adhered with structural concrete in the specification.
The utility model discloses a strong-durability polymerization modified asphalt waterproof coiled material and a preparation process thereof in the prior art CN115302877A, and relates to the field of asphalt waterproof coiled materials. However, the waterproof layer of the waterproof coiled material and the concrete cannot be fully adhered, so that the waterproof layer and the concrete are poor in adhesive effect, and after the waterproof coiled material is destroyed, water flows between the waterproof layer and the structural concrete, so that water leakage is caused.
Disclosure of Invention
In order to solve the technical problem of poor bonding effect between the waterproof coiled material and concrete in the prior art, the utility model provides a pre-paved high polymer waterproof coiled material which can be matched with paint or concrete for use.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a pre-laid polymeric water-resistant roll comprising:
a waterproof substrate layer; and
the connecting structure is connected to one side surface of the waterproof substrate layer and comprises a plurality of protrusions distributed at intervals.
Further, the protrusions are all distributed at intervals along the length direction of the waterproof substrate layer so as to form a plurality of rows of protrusions;
the adjacent two rows of bulges are arranged at intervals and staggered.
Further, the interval between two adjacent bulges in each row of bulges is 4mm-8mm;
the distance between two adjacent rows of bulges is 2mm-4mm.
Further, the height of the protrusions relative to the surface of the waterproof substrate layer is 1.5mm-3mm.
Further, the protrusion includes a connection portion connected with the waterproof substrate layer and a reinforcement portion provided on the connection portion.
Further, the reinforcing part is the setting of buckling, the reinforcing part includes two continuous circular arc sections, the one end that two circular arc sections kept away from mutually is towards keeping away from the direction extension setting on waterproof substrate layer.
Further, the connecting portion is vertically connected to the surface of the waterproof base material layer, the reinforcing portion is connected to the top of the connecting portion, and the length extending direction of the reinforcing portion is perpendicular to the length extending direction of the connecting portion.
Further, the cross-sectional area of the reinforcing portion gradually decreases toward a direction away from the waterproof base material layer.
Further, an end surface of the reinforcing portion, which is far away from the waterproof substrate layer, is an arc surface, and an end surface of the reinforcing portion, which is close to the waterproof substrate layer, is a horizontal surface.
Further, the waterproof substrate layer is provided with a joint edge positioned on one side of the connecting structure, and the width of the joint edge is 70mm-80mm.
The beneficial effects of the utility model are as follows:
according to the waterproof coiled material, the connecting structure is arranged on the waterproof substrate layer, the waterproof coating can be sprayed on the surface of the waterproof substrate layer or concrete can be directly poured on the surface of the waterproof substrate layer, the waterproof coating or concrete can form dense bonding points with the bulges of the connecting structure, the bonding area of the connecting structure and the concrete is larger, the bonding strength is higher, and full bonding is easy to realize, so that the waterproof coiled material is not easy to damage, and the sealing effect and the waterproof effect of the waterproof coiled material are better.
Drawings
FIG. 1 is a schematic diagram showing the distribution of the connection structure in the present utility model;
FIG. 2 is a schematic diagram of the structure of the first embodiment;
FIG. 3 is a schematic diagram of a second embodiment;
fig. 4 is a schematic structural view of a third embodiment;
fig. 5 is a schematic structural diagram of the fourth embodiment.
Reference numerals illustrate:
1-waterproof substrate layer, 2-protrusions, 201-connecting parts, 202-reinforcing parts.
Detailed Description
The technical solutions of the present utility model will be clearly described below with reference to the accompanying drawings, and it is obvious that the described embodiments are not all embodiments of the present utility model, and all other embodiments obtained by a person skilled in the art without making any inventive effort are within the scope of protection of the present utility model.
It should be noted that the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments should not be construed as limiting the scope of the present utility model unless it is specifically stated otherwise. Furthermore, it should be understood that the dimensions of the various elements shown in the figures are not necessarily drawn to actual scale, e.g., the thickness, width, length, or distance of some elements may be exaggerated relative to other structures for ease of description.
The utility model provides a pre-paved high polymer waterproof roll, which comprises a waterproof substrate layer 1 and a connecting structure, wherein the connecting structure is connected to one side surface of the waterproof substrate layer 1, and the connecting structure comprises a plurality of bulges 2 which are distributed at intervals, as shown in figure 1. The bulges 2 are distributed at intervals along the length direction of the waterproof substrate layer so as to form a plurality of rows of bulges; and two adjacent rows of bulges are arranged at intervals in a staggered way.
Specifically, the interval between two adjacent bulges in each row of bulges is 4-8 mm, and the interval between two adjacent rows of bulges is 2-4 mm. The height of the protrusions 2 relative to the surface of the waterproof substrate layer 1 is 1.5mm-3mm. The waterproof substrate layer 1 is provided with a joint edge positioned at one side of the connecting structure, and the joint edge is used for the joint between two waterproof coiled materials so as to form a larger waterproof layer; the width of the overlap edge is 70mm-80mm.
According to the waterproof construction method, the connecting structure is arranged on the waterproof substrate layer, waterproof paint can be sprayed on the surface of the waterproof substrate layer or concrete can be directly poured on the surface of the waterproof substrate layer, the waterproof paint or concrete can form dense bonding points with the bulges of the connecting structure, the bonding area of the connecting structure and the concrete is larger, the bonding strength is higher, and full bonding is easy to realize, so that a waterproof coiled material is not easy to damage, the sealing effect and the waterproof effect of the waterproof coiled material are better, and the requirements of GB55030-2022 general Specification for building and municipal waterproof on the first-class and second-class of waterproof of underground engineering are further met;
in addition, this waterproofing membrane passes through the connection structure that the surface was add, and protruding 2 has certain hardness and good mechanical strength, and a large amount of protruding 2 can form better supporting effect, is applicable to the compound construction back of spreading in advance and scribble the book, and connection structure can play the guard action to waterproof coating, avoids the people to walk and destroys waterproof coating when on waterproofing membrane.
Example 1
As shown in fig. 2, the waterproof substrate layer in this embodiment adopts a mixture of polyethylene and polar vinyl copolymer, and is extruded by an extruder to prepare a sheet, and then a connection structure is arranged on the surface of the sheet by a 3D printing process, wherein the connection structure comprises a plurality of protrusions 2 distributed at intervals. The bulge 2 comprises a connecting part 201 connected with the waterproof substrate layer and a reinforcing part 202 arranged on the connecting part, and the reinforcing part 202 is bent.
In this embodiment, the reinforcing portion 202 includes two connected arc segments, and one end of the two arc segments away from each other extends in a direction away from the waterproof substrate layer 1. Specifically, the two arc sections of the reinforcing part 202 are connected to form a V-shaped structure, and the reinforcing part 202 of the structure not only increases the contact area with the waterproof coating or the concrete, but also can form mechanical engagement and anchoring effects with the waterproof coating or the concrete, so that the bonding strength is further improved. Further, in the present embodiment, the height of the projections 2 is 1.5mm, the lateral length of the reinforcing portion 202 is 2mm, the longitudinal width of the reinforcing portion 202 is 1.5mm, and the column pitch L 1 5mm, line spacing L 2 Is 5mm.
Example two
As shown in fig. 3, the waterproof substrate layer in this example is a mixture of polyethylene and a polar vinyl copolymer, and a sheet is prepared by extrusion through an extruder, and then a connection structure including a plurality of protrusions 2 distributed at intervals is provided on the surface thereof by a custom-made reverse tool. The protrusion 2 includes a connection portion 201 connected to the waterproof base material layer and a reinforcement portion 202 provided on the connection portion.
In this embodiment, the connection portion 201 is vertically connected to the surface of the waterproof substrate layer 1, whichThe reinforcing part 202 is connected to the top of the connecting part 201, and the length extending direction of the reinforcing part 202 is perpendicular to the length extending direction of the connecting part 201, so that the reinforcing part 202 of the structure not only increases the contact area with the waterproof coating or concrete, but also can form mechanical engagement and anchoring with the waterproof coating or concrete, and further improves the bonding strength. Further, in the present embodiment, the height of the projections 2 is 2mm, the lateral length of the reinforcing portion 202 is 2mm, the longitudinal width of the reinforcing portion 202 is 1.5mm, and the column pitch L 1 5mm, line spacing L 2 Is 5mm.
Example III
As shown in fig. 4, the waterproof substrate layer in this embodiment adopts polyvinyl chloride, a sheet is prepared by extrusion through an extruder, and then a connection structure is provided on the surface thereof by a custom-made reverse tool, the connection structure including a plurality of protrusions 2 distributed at intervals. The protrusion 2 includes a connection portion 201 connected to the waterproof base material layer and a reinforcement portion 202 provided on the connection portion. The cross-sectional area of the reinforcement 202 gradually decreases in a direction away from the waterproof substrate layer 1.
Specifically, the reinforcement portion 202 has a trapezoid shape, so that the contact area between the reinforcement portion 202 and the waterproof coating or concrete is increased, and the reinforcement portion can form mechanical engagement and anchoring effects with the waterproof coating or concrete, so that the bonding strength is further improved. Further, in the present embodiment, the height of the projections 2 is 2mm, the lateral length of the reinforcing portion 202 is 1.5mm, the longitudinal width of the reinforcing portion 202 is 1.5mm, and the column pitch L 1 5mm, line spacing L 2 Is 5.5mm. And the arrangement directions of the bulges of two adjacent rows are orthogonal.
Example IV
As shown in fig. 5, the waterproof substrate layer in this embodiment adopts polyvinyl chloride, a sheet is prepared by extrusion through an extruder, and then a connection structure is provided on the surface thereof by a custom-made reverse tool, the connection structure including a plurality of protrusions 2 distributed at intervals. The protrusion 2 includes a connection portion 201 connected to the waterproof base material layer and a reinforcement portion 202 provided on the connection portion. An end surface of the reinforcing portion 202 far from the waterproof substrate layer 1 is an arc surface, and an end surface of the reinforcing portion 202 near to the waterproof substrate layer 1 is a horizontal surface.
Specifically, the reinforcing portion 202 is arched, the upper surface of the arched reinforcing portion is an arc surface, the lower surface is a horizontal plane, the contact area between the reinforcing portion 202 and the waterproof coating or the concrete is increased, the structure can also form mechanical engagement and anchoring effects with the waterproof coating or the concrete, and the bonding strength is further improved. Further, in the present embodiment, the height of the projections 2 is 2.5mm, the longitudinal width of the reinforcing portion 202 is 2.5mm, and the column pitch L 1 At a line spacing L of 6mm 2 6mm. And the arrangement directions of the bulges of two adjacent rows are orthogonal.
The pre-paved high polymer waterproof coiled material in the technical scheme is subjected to peel strength test according to GB 23457-2017 standard, and the test result is shown in a table I.
Table I shows the peel strength test results for each example
The method for testing the bonding strength comprises the following steps: first, the surfaces of the waterproof coiled materials of example 1 and example 2 are respectively coated with a polymer cement paint JS II with the thickness of about 1.5mm, the surface of the waterproof coiled material of example 3 is coated with a two-component polyurethane paint with the thickness of about 1.5mm, the surface of the waterproof coiled material of example 4 is coated with a water-based polyurethane paint with the thickness of about 1.5mm, after the waterproof coiled materials are dried, concrete is poured on the surfaces of the waterproof coiled materials, and then the waterproof coiled materials are tested according to GB 23457-2017.
The compression strength was set according to GB/T1041, the compression speed was 0.2mm/min, the maximum compression load in the range of 20% was recorded, and the test piece was continued to be compressed to the bottom.
The data show that the pre-paved high polymer waterproof roll provided by the utility model has excellent peeling strength, a self-adhesive layer is omitted, the waterproof roll is not easy to separate from concrete, and the problem of leakage of the roll can be avoided.
The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the scope of the technical solution of the present utility model, which is intended to be covered by the claims of the present utility model.
Claims (5)
1. The utility model provides a high polymer waterproofing membrane of shop in advance which characterized in that includes:
a waterproof substrate layer; and
the connecting structure is connected to one side surface of the waterproof substrate layer and comprises a plurality of protrusions which are distributed at intervals;
the protrusion comprises a connecting part connected with the waterproof substrate layer and a reinforcing part arranged on the connecting part, and the cross-sectional area of the reinforcing part gradually decreases towards a direction away from the waterproof substrate layer.
2. The pre-laid polymer waterproof roll according to claim 1, wherein the plurality of protrusions are all distributed at intervals along the length direction of the waterproof substrate layer to form a plurality of rows of protrusions;
the adjacent two rows of bulges are arranged at intervals and staggered.
3. The pre-laid polymer waterproof roll according to claim 2, wherein the interval between two adjacent protrusions in each row of protrusions is 4mm-8mm;
the distance between two adjacent rows of bulges is 2mm-4mm.
4. The pre-laid polymeric water-repellent roll according to claim 1, wherein the height of the protrusions with respect to the surface of the water-repellent substrate layer is 1.5mm to 3mm.
5. The pre-laid polymer waterproof roll according to claim 1, wherein the waterproof base material layer is provided with a joint edge positioned at one side of the connection structure, and the width of the joint edge is 70mm-80mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223486543.8U CN219931267U (en) | 2022-12-26 | 2022-12-26 | Pre-paved high polymer waterproof coiled material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223486543.8U CN219931267U (en) | 2022-12-26 | 2022-12-26 | Pre-paved high polymer waterproof coiled material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219931267U true CN219931267U (en) | 2023-10-31 |
Family
ID=88487485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223486543.8U Active CN219931267U (en) | 2022-12-26 | 2022-12-26 | Pre-paved high polymer waterproof coiled material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219931267U (en) |
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2022
- 2022-12-26 CN CN202223486543.8U patent/CN219931267U/en active Active
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