CN216839281U - Novel TPO composite waterproof coiled material and water conservancy facility structure formed by laying same - Google Patents
Novel TPO composite waterproof coiled material and water conservancy facility structure formed by laying same Download PDFInfo
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- CN216839281U CN216839281U CN202123130820.7U CN202123130820U CN216839281U CN 216839281 U CN216839281 U CN 216839281U CN 202123130820 U CN202123130820 U CN 202123130820U CN 216839281 U CN216839281 U CN 216839281U
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Abstract
Novel compound waterproofing membrane of TPO and lay the water conservancy facility structure that forms with it, compound waterproofing membrane of TPO includes both sides TPO layer and 2~3 layers middle part enhancement layers, and the middle part enhancement layer is polypropylene filament non-woven fabrics layer, and the water conservancy facility structure includes the concrete retaining wall to and the plain soil rammed layer that sets up in order from bottom to top, sandy soil layer, non-woven fabrics layer one, compound waterproofing membrane of TPO, non-woven fabrics layer two, little stone layer, cobble layer, clay soil layer. The utility model discloses TPO composite waterproof coiled material weight is lighter, has extremely strong resistance to the puncture of root of plant system and destruction, and the service life is high, and the construction is convenient, is applicable to the hydraulic facilities construction.
Description
Technical Field
The utility model relates to an artificial wetland technical field, concretely relates to novel TPO composite waterproof coiled material and lay the water conservancy facility structure that forms with it.
Background
The composite geomembrane is formed by using non-woven geotextile as base cloth and a impervious film as a film material and performing far infrared heating compounding or calendering; comprises a cloth-film, two cloth-films, two films-cloth, etc.; the two cloth films of the non-woven fabric and the polyethylene film are high in thickness, welding is divided into two steps, and construction time is long; the two films and one cloth made of materials such as polyvinyl chloride, ethylene propylene diene monomer and the like have poor tensile strength, tearing strength and puncture strength and are not easy to construct.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel TPO composite waterproof coiled material and lay the water conservancy facility structure that forms with it, it is easy to be destroyed because of artifical waterproof layer to solve prior art, leads to the technical problem that service life is low then.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a novel compound waterproofing membrane of TPO which characterized in that: TPO composite waterproof coiled material includes both sides TPO layer and three-layer middle part enhancement layer, the middle part enhancement layer is polypropylene filament non-woven fabrics layer.
Further preferably, the total thickness of the three middle reinforcing layers is 0.05-4.5 mm.
Further, the polypropylene filament non-woven fabric layer is replaced by any one of a polyester filament non-woven fabric layer, a polypropylene staple fiber non-woven fabric layer, a polyester staple fiber non-woven fabric layer, a carbon fiber cloth, a basalt cloth, a woven cloth, a glass fiber cloth and a mesh cloth.
More preferably, the middle reinforcing layer is a double-component non-woven fabric layer, and the double-component non-woven fabric layer is a non-woven fabric layer I formed by fusing or mixing any two different materials of PE/PP/PA/PET through needling, hot rolling and gluing.
The utility model provides an utilize compound waterproofing membrane of novel TPO to lay water conservancy facility structure that forms which characterized in that: including concrete rail wall to and the plain soil tamped layer, sandy soil layer, non-woven fabrics layer one, the compound waterproofing membrane of TPO, non-woven fabrics layer two, little stone layer, cobble layer, the clay soil layer that set up in order from bottom to top, the compound waterproofing membrane of TPO includes both sides TPO layer and middle part enhancement layer, and the compound waterproofing membrane of TPO turns over to concrete rail wall offside and solid through the coping material on concrete rail wall inner wall, perhaps, turns over to on the lateral wall that is higher than the clay soil layer on the compound waterproofing membrane of TPO turns over to on concrete rail wall inner wall along concrete rail wall, and it is fixed to receive the structure through machinery.
Further preferably, the polypropylene filament nonwoven fabric is replaced with any one of polyester filament nonwoven fabric, polypropylene staple fiber nonwoven fabric, polyester staple fiber nonwoven fabric, carbon fiber fabric, basalt fabric, woven fabric, glass fiber fabric and mesh fabric.
Furthermore, the middle reinforcing layer is a double-component non-woven fabric layer, and the double-component non-woven fabric layer is formed by fusing or mixing any two different materials of PE/PP/PA/PET together through needling, hot rolling and gluing.
Further, the mechanical head-closing structure comprises an expansion nail and a head-closing depression bar, wherein the head-closing depression bar is an isosceles trapezoid stainless steel three-folded plate and comprises an upper folded plate, a lower folded plate and a middle bottom plate; the expansion nail penetrates the middle part of the head-receiving pressing strip and the TPO composite waterproof coiled material in sequence and then is wedged into the concrete retaining wall, an outer sealing paste is pasted between the upper end face of the TPO composite waterproof coiled material, the upper folded plate of the head-receiving pressing strip and the concrete retaining wall, and an inner sealing paste is pasted between the lower side of the expansion nail, the TPO composite waterproof coiled material and the concrete retaining wall.
Further, the thickness of the sandy soil layer is 300-400 mm; the thickness of the small stone layer is 150-200 mm, and the small stone layer is formed by laying small stones with the diameter of 10-30 mm; the thickness of the pebble layer is 300-400 mm, and the pebble layer is paved by pebbles with the diameter of 60-100 mm.
In addition, the thickness of the TPO composite waterproof coiled material is 0.3-5 mm.
More preferably, a base layer glue is coated between the TPO composite waterproof coiled material and the side wall of the concrete retaining wall.
Compared with the prior art the utility model has the following characteristics and beneficial effect:
the TPO composite waterproof coiled material has extremely strong resistance to puncture and damage of a plant root system, and has the advantages of high tensile strength, tear resistance and puncture resistance.
The TPO composite waterproof coiled material is lighter in weight, hot-ironing welding and rubber auxiliary material installation are simple and easy to implement, and manpower and working hours are greatly saved;
the TPO composite waterproof coiled material has stable chemical performance, can not be biodegraded, can not be corroded in the environment of aquatic plants, and has strong tolerance to acidic and alkaline solutions;
the TPO composite waterproof coiled material has good flexibility and excellent working performance under the condition that the environmental temperature is between 45 ℃ below zero and 90 ℃. The service life is as long as 50 years, and the material can be recycled.
Drawings
FIG. 1 is a first illustration of the fixing of the TPO composite waterproof coiled material and the concrete retaining wall of the utility model;
FIG. 2 is a second illustration of the fixing of the TPO composite waterproof roll and the concrete retaining wall of the present invention;
fig. 3 is a structural diagram of a mechanical head-retracting structure according to the present invention;
figure 4 is the utility model relates to a compound waterproofing membrane of TPO structure sketch map.
Reference numerals: 1-mechanical head closing structure; 12-closing and pressing the head; 13-external sealing paste; 14-internal sealant; 15-expansion nail; 2-rammed earth layer; 3-sandy soil layer; 4-a non-woven fabric layer I; 5-TPO composite waterproof coiled material; 6-a second non-woven fabric layer; 7-small stone layer; 8-pebble layer; 9-clay soil layer; 10-a capping material; 11-concrete retaining wall.
Detailed Description
In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention will be further described below.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are both explanatory and exemplary, and should not be construed as limiting the scope of the embodiments and the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
The utility model provides a novel compound waterproofing membrane of TPO, as shown in figure 4, compound waterproofing membrane 5 of TPO includes both sides TPO layer 52 and middle part 2~3 layers middle part enhancement layer 51, preferably the three-layer, and three-layer middle part enhancement layer 51 gross thickness is 0.05-4.5 mm.
The middle reinforcing layer 51 is preferably a polypropylene filament nonwoven layer;
or the polypropylene filament geotextile is replaced by any one of polyester filament nonwoven cloth, polypropylene staple fiber nonwoven cloth, polyester staple fiber nonwoven cloth, carbon fiber cloth, basalt cloth, woven cloth, glass fiber cloth and grid cloth.
Or, the middle reinforcing layer 51 is a two-component non-woven fabric layer, and the two-component non-woven fabric layer is a non-woven fabric layer formed by fusing or mixing any two different materials of PE/PP/PA/PET together through needling, hot rolling and gluing.
The water conservancy facility structure formed by paving the TPO composite waterproof coiled material is mainly used for ecological wetlands, and comprises a concrete retaining wall 11, and a plain soil compaction layer 2, a sandy soil layer 3, a non-woven fabric layer I4, a TPO composite waterproof coiled material 5, a non-woven fabric layer II 6, a small stone layer 7, a pebble layer 8 and a clay soil layer 9 which are sequentially arranged from bottom to top, wherein the TPO composite waterproof coiled material 5 comprises TPO layers 51 on two sides and a middle reinforcing layer 51, the TPO composite waterproof coiled material 5 is turned upwards along the inner wall of the concrete retaining wall 11 to the opposite side of the concrete retaining wall 11 and is pressed and fixed through a top pressing material 10, or the TPO composite waterproof coiled material 5 is turned upwards along the inner wall of the concrete retaining wall 11 to the side wall higher than the clay soil layer 9 and is fixed through a mechanical head collecting structure 1; the thickness of the sandy soil layer 3 is 300-400 mm; the small stone layer 7 is 150-200 mm thick and is formed by laying small stones with the diameter of 10-30 mm; the thickness of the pebble layer 8 is 300-400 mm, the pebbles with the diameter of 60-100 mm are paved to form the pebble layer, the thickness of the TPO composite waterproof coiled material 5 is 0.3-5mm, and base layer glue is coated between the TPO composite waterproof coiled material 5 and the side wall of the concrete retaining wall 11.
The middle reinforcing layer 51 is one of polypropylene filament non-woven fabric, polyester filament non-woven fabric, polypropylene staple non-woven fabric, polyester staple non-woven fabric, carbon fiber cloth, basalt cloth, woven cloth, glass fiber cloth and mesh cloth.
The TPO layer is a waterproof material which takes ethylene-propylene elastic resin as a base material and is prepared by adopting an advanced polymerization technology and a special formula, and has high tearing strength, breaking strength and puncture resistance.
Polypropylene filament nonwoven layer: the method is suitable for garden landscapes (artificial lakes, landscape ponds, river treatment, streams, natural swimming pools and the like), commercial water storage bodies (golf/ski farms and the like), constructed wetlands, drinking water facilities for agriculture and fishery (water channels, irrigation lakes, biogas facilities, aquaculture facilities and the like), water conservancy and municipal engineering, refuse landfills, sewage treatment plants, traffic engineering (roads, airport runways, tunnels) sea reclamation, saline-alkali land transformation and the like;
polyester fiber fabric (polyester filament nonwoven fabric, polyester staple nonwoven fabric): the tear resistance, puncture resistance and fatigue resistance are improved, and the overall thickness of the composite is thicker and is at least more than 1.5 mm; the polyester fiber is not alkali-resistant, once the TPO single layer is damaged, the reinforcing layer cannot play the role of alkali resistance, and the TPO single layer is not suitable for alkali foundation engineering; mainly used for agriculture and fishery (canal, irrigation lake, biogas facility, aquaculture facility, etc.) garden landscape (artificial lake, landscape pond, river treatment, stream, natural swimming pool, etc.);
carbon fiber cloth, basalt cloth, woven cloth and woven cloth: root puncture resistance, fatigue resistance, high strength and easy construction. The woven fabric is easy to deform, has folds in appearance after being compounded, and is mainly used for hydraulic engineering.
Grid cloth: acid and alkali corrosion resistance, light weight and high strength, and the root penetration resistance is relatively poor due to larger gaps of the grid cloth. The method is mainly used for roof waterproof engineering.
Alternatively, the first and second electrodes may be,
the middle reinforcing layer 51 is a double-component non-woven fabric, specifically, the double-component non-woven fabric is a non-woven fabric layer formed by fusing or mixing two different materials together through needling, hot rolling and gluing, the material is PE/PP/PA/PET, the two materials are combined at will, the two materials are sprayed by spraying nozzles with the same or different structures, the outer layer material accounts for 15% and the inner layer material accounts for 85% in a conventional matching manner; forming a net on a spinneret plate, and performing needle punching, hot rolling, gluing and consolidation together.
The double-component non-woven fabric layer has the characteristics that: the elongation is low, and the gram weight is within 150 g/square meter; the material matching of different melting points is more suitable for the composite process or engineering with requirements on the melting point;
as shown in fig. 3, the mechanical head-closing structure 1 comprises an expansion nail 15 and a head-closing depression bar 12, wherein the head-closing depression bar 12 is an isosceles trapezoid stainless steel three-folded plate and comprises an upper folded plate, a lower folded plate and a middle bottom plate; the expansion nail 15 penetrates through the middle of the head-closing pressing strip 12 and the TPO composite waterproof coiled material 5 in sequence and then is wedged into the concrete rail wall 11, the outer sealing paste 13 is pasted between the upper end face of the TPO composite waterproof coiled material 5, the upper folded plate of the head-closing pressing strip 12 and the concrete rail wall 11, and the inner sealing paste 14 is pasted between the lower side of the expansion nail 15 and the TPO composite waterproof coiled material 5 and the concrete rail wall 11.
The specific manufacturing method of the TPO composite waterproof coiled material 5 is as follows:
the TPO composite waterproof coiled material 5 adopts a composite mode of two membranes and a reinforcing layer, so that the weight is lighter and the construction is convenient;
preferably, a polypropylene filament non-woven fabric built-in reinforcing layer and a thermoplastic polyolefin copolymer composite coiled material TPO are used as materials;
heating and melting a thermoplastic polyolefin copolymer TPO raw material through a screw rod, and extruding the thermoplastic polyolefin copolymer TPO raw material into a planar membrane material;
winding the polypropylene filament non-woven fabric as a semi-finished product to a fixed position, synchronously unwinding the semi-finished product in the TPO production process, correcting the positions of two sides of the non-woven fabric, and preheating the non-woven fabric and a TPO membrane in parallel; and (5) performing composite compression roller on the cloth film, and then coiling.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a novel compound waterproofing membrane of TPO which characterized in that: TPO composite waterproof coiled material (5) include both sides TPO layer (52) and 2~3 layers middle part enhancement layers (51), middle part enhancement layer (51) are polypropylene filament non-woven fabrics layer.
2. A new TPO composite waterproof roll according to claim 1, characterized in that: the total thickness of the three middle reinforcing layers (51) is 0.05-4.5 mm.
3. A new TPO composite waterproof roll as claimed in claim 1, characterized in that: the polypropylene filament non-woven fabric is replaced by any one of polyester filament non-woven fabric, polypropylene staple fiber non-woven fabric, polyester staple fiber non-woven fabric, carbon fiber cloth, basalt cloth, woven fabric, woven cloth, glass fiber cloth and grid cloth.
4. A new TPO composite waterproof roll as claimed in claim 1, characterized in that: the middle reinforcing layer (51) is a double-component non-woven fabric layer.
5. A water conservancy facility structure laid by the novel TPO composite waterproof coiled material of claim 1 is characterized in that: the concrete blocking wall comprises a concrete blocking wall (11), and a plain soil tamping layer (2), a sandy soil layer (3), a non-woven fabric layer I (4), a TPO composite waterproof coiled material (5), a non-woven fabric layer II (6), a small stone layer (7), a pebble layer (8) and a clay soil layer (9) which are sequentially arranged from bottom to top, wherein the TPO composite waterproof coiled material (5) turns over to the opposite side of the concrete blocking wall (11) along the inner wall of the concrete blocking wall (11) and is compacted through a capping material (10), or the TPO composite waterproof coiled material (5) turns over to the side wall higher than the clay soil layer (9) along the inner wall of the concrete blocking wall (11) and is fixed through a mechanical head collecting structure (1).
6. The hydraulic structure of claim 5, wherein: the mechanical head closing structure (1) comprises an expansion nail (15) and a head closing pressing strip (12), wherein the head closing pressing strip (12) is an isosceles trapezoid stainless steel three-folded plate and comprises an upper folded plate, a lower folded plate and a middle bottom plate; expand nail (15) and pass in the wedge concrete rail wall (11) after receipts head layering (12) middle part and TPO composite waterproofing membrane (5) in order, it has outer sealant (13) to paste between folded plate and concrete rail wall (11) on TPO composite waterproofing membrane (5) up end, receipts head layering (12), it has interior sealant (14) to paste between expansion nail (15) downside, TPO composite waterproofing membrane (5) and concrete rail wall (11).
7. The hydraulic structure of claim 5, wherein: the thickness of the sandy soil layer (3) is 300-400 mm; the small stone layer (7) is 150-200 mm thick and is formed by laying small stones with the diameter of 10-30 mm; the thickness of the pebble layer (8) is 300-400 mm, and pebbles with the diameter of 60-100 mm are paved to form the pebble layer.
8. The hydraulic structure of claim 5, wherein: the thickness of the TPO composite waterproof coiled material (5) is 0.3-5 mm.
9. A water conservancy facility construction according to any one of claims 5 to 8, wherein: and a base layer adhesive is coated between the TPO composite waterproof coiled material (5) and the side wall of the concrete retaining wall (11).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233840A (en) * | 2022-07-19 | 2022-10-25 | 中国一冶集团有限公司 | Wall waterproof coiled material closing-up structure and construction method thereof |
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2021
- 2021-12-14 CN CN202123130820.7U patent/CN216839281U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233840A (en) * | 2022-07-19 | 2022-10-25 | 中国一冶集团有限公司 | Wall waterproof coiled material closing-up structure and construction method thereof |
| CN115233840B (en) * | 2022-07-19 | 2023-05-16 | 中国一冶集团有限公司 | Wall waterproof coiled material closing-in structure and construction method thereof |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: New TPO composite waterproofing membrane and its construction for water conservancy facilities Granted publication date: 20220628 Pledgee: Bank of China Limited Dezhou Lingcheng Branch Pledgor: SHANDONG JINGCHUANG NEW MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2024980007385 |
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