CN203034439U - Compression resisting and water diversion three-dimensional water filtering and draining device - Google Patents
Compression resisting and water diversion three-dimensional water filtering and draining device Download PDFInfo
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- CN203034439U CN203034439U CN 201320026871 CN201320026871U CN203034439U CN 203034439 U CN203034439 U CN 203034439U CN 201320026871 CN201320026871 CN 201320026871 CN 201320026871 U CN201320026871 U CN 201320026871U CN 203034439 U CN203034439 U CN 203034439U
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Abstract
The utility model discloses a compression resisting and water diversion three-dimensional water filtering and draining device which can effectively prevent water and soil loss and enable the geotechnical structure to be stable and firm. The compression resisting water diversion three-dimensional water filtering and draining device comprises a cover body (1) and a mat body (2). The cover body (1) is formed by composition of a non-woven geotextile filter cloth layer (11) used for filtering and a high-density polyethylene (HDPE) one-time extrusion plastic plain net layer (12) with supporting effects. The mat body (2) comprises a three dimensional rigid network body layer (21), a reinforcing tensile layer (22) and the non-woven geotextile filter cloth layer (11) from top to bottom, and the three layers are formed by hot melting roll-in or mould pressing composition. When the compression resisting water diversion three-dimensional water filtering and draining device is used, the cover body (1) is coated on the mat body (2). The compression resisting and water diversion three-dimensional water filtering and draining device has the advantages of being good in toughness, high in extension strength, high in compression resisting performance, good in ageing-resistance, and suitable for foundation water treatment, geotechnical engineering water treatment, land development improved-water treatment, water conservancy project soil foundation water treatment and related building application fields.
Description
Technical field
The utility model relates to ground water treatment, geotechnical engineering water treatment, land development improvement water treatment, the water treatment of hydraulic engineering soil matrix and relevant Application in Building field, is specially a kind of three-dimensional filter of the firm resistance to compression water guide in basis dewatering installation that prevents erosion, keeps.
Background technology
In the ground water treatment, the geotechnical engineering water treatment, land development improvement water treatment, in the work progress of the water treatment of hydraulic engineering soil matrix and relevant Application in Building, water is the very important factor that solves will considered, draining between cement concrete and asphalt roofing, hypsography low-lying area and many water, water enrichment area ground and phreatic eliminating and water and soil conservation, the solution of the problem of aspects such as riverbed bottom discharge does not have good technical measures and scheme yet, and present normally used water guide, adrainage material often exists resistance to compression and the tensile strength standard-required that can not reach certain, aging easily, result of use is poor, defectives such as the duration is short.
Summary of the invention
The utility model is at above weak point, and the three-dimensional filter of a kind of resistance to compression water guide dewatering installation is provided, and has good toughness, high-tensile, high crushing resistance, good characteristic such as ageing-resistant.
The technical scheme that its technical problem that solves the utility model adopts is: the three-dimensional filter of a kind of resistance to compression water guide dewatering installation (being called for short KDS), include lid and pad, described lid is composited with the disposable extrusion plastic plain net of the HDPE layer with supporting role by the nonwoven geotechnique filter layer of cloth that is used for filtering, described pad includes 3 D stereo hard network body layer, reinforcement tensile layer, nonwoven geotechnique filter layer of cloth from top to bottom, during use, described lid is covered in described pad top.
Thickness after described lid and pad are compound is 〉=12mm that compressive strength was 7KPa-400KPa when withstand voltage deformation rate was 15%-45%.
The material of described reinforcement tensile layer adopts any one or two kinds of in compiling two-way geo-grid, glass geo-grid, the woven screen cloth of plastics long filament, the woven screen cloth of chemical fibre of the disposable extrusion plastic plain net of HDPE, plastics biaxially oriented web or two-way geo-grid, terylene.
Described reinforcement tensile layer is set to one or more layers.
Nonwoven geotechnique filter layer of cloth in described lid and the described pad also is set to the composite earthwork waterproof cloth.
The material of described 3 D stereo hard network body layer is set to any one or two kinds of in the bigger bulge shape of the porosity that certain regular shape is arranged that the disposable extrusion plastic plain net of 3 D stereo honeycomb fashion bulge shape HDPE, high molecular polymer sleave bar hot adhesion form, the cellular or foaming shape hard strand network body.
Described 3 D stereo hard network body layer is set to one or more layers.
Above-mentioned lid and pad all are to adopt the hot melt roll-in or the mold pressing combination process is disposable is processed into.
The beneficial effects of the utility model are:
1, adopts safe and reliable material and through the hot melt roll-in or the mold pressing combination process is disposable is processed into, therefore have: good toughness, high-tensile, high crushing resistance, good characteristic such as ageing-resistant.
2, select high-quality plastics plain net stable and reliable for performance for use, plastics biaxially oriented web or two-way geo-grid, terylene is through compiling two-way geo-grid, the glass geo-grid, the woven screen cloth of plastics long filament, the woven screen cloth of chemical fibre, the bigger bulge shape of the porosity that certain regular shape is arranged that high molecular polymer sleave bar hot adhesion forms, cellular or foaming shape hard strand network body and the nonwoven geotechnique filter cloth composite earthwork waterproof cloth of single face water-proof function (or have), through the hot melt roll-in or the mold pressing combination process is disposable is processed into, it is good to make product have hardness, high resistance to compression, high tensile power and the better remarkable characteristic of water guide filter drainage performance; Compare with traditional filter adrainage material, have bigger tensile strength, firm and reinforcement that can better protection basic unit; Good because of 3 D stereo hard network body layer stiffness again, void content is big, has higher compressive resistance, can fully guarantee sufficient filter drainage space, compound nonwoven geotechnique filter cloth in addition, more can guarantee the abundant permeation filtration of moisture in basic unit's soil, and native molecule particle is not wandered away by abundant filtration reservation, realize the basis long-term stability.
3, the process for machining and manufacturing method is simple, and manufacturing cost is lower, and product has environmental protection and functional performance more reliably, is suitable for extensively being promoted the use of in engineering.
Description of drawings
Shown in Figure 1 is the structural representation of lid of the present utility model;
Shown in Figure 2 is the structural representation of pad of the present utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in detail:
As shown be a specific embodiment of the present utility model, the three-dimensional filter of a kind of resistance to compression water guide dewatering installation (being called for short KDS), include lid 1 and pad 2, described lid 1 is composited with the disposable extrusion plastic plain net of the HDPE layer 12 with supporting role by the nonwoven geotechnique filter layer of cloth 11 with filtration, described pad 2 includes 3 D stereo hard network body layer 21, reinforcement tensile layer 22, nonwoven geotechnique filter layer of cloth 11 from top to bottom, during use, described lid 1 is covered in described pad 2 tops.
Thickness after described lid 1 and pad 2 are compound is 〉=12mm, and compressive strength is 7KPa-400KPa during withstand voltage deformation rate 15%-45%.
The material of described reinforcement tensile layer 22 adopts any one or two kinds of in compiling two-way geo-grid, glass geo-grid, the woven screen cloth of plastics long filament, the woven screen cloth of chemical fibre of the disposable extrusion plastic plain net of HDPE, plastics biaxially oriented web or two-way geo-grid, terylene.
Described reinforcement tensile layer 22 is set to one or more layers.
Nonwoven geotechnique filter layer of cloth 11 in described lid 1 and the described pad 2 also is set to the composite earthwork waterproof cloth.
The material of described 3 D stereo hard network body layer 21 is set to any one or two kinds of in the bigger bulge shape of the porosity that certain regular shape is arranged that the disposable extrusion plastic plain net of 3 D stereo honeycomb fashion bulge shape HDPE, high molecular polymer sleave bar hot adhesion form, the cellular or foaming shape hard strand network body.
Described 3 D stereo hard network body layer 21 is set to one or more layers.
Above-mentioned lid 1 and pad 2 all are to adopt the hot melt roll-in or the mold pressing combination process is disposable is processed into.
According to the difference of construction site, concrete mode of occupation of the present utility model is set,
Embodiment 1:
When being used for the draining between cement concrete and asphalt roofing, can lay pad 2 earlier in the bottom, described pad 2 is set to one deck nonwoven geotechnique filter cloth from bottom to top respectively, the reinforcement tensile layer 22 that the disposable extrusion plastic plain net of two-layer HDPE is formed, the 3 D stereo hard network body layer 21 that the disposable extrusion plastic plain net of two-layer 3 D stereo honeycomb fashion bulge shape HDPE is formed, and then at pad 2 top lay lids 1, described lid 1 is set to the disposable extrusion plastic plain net of one deck HDPE and one deck nonwoven geotechnique filter cloth from bottom to top respectively, after laying is finished, the thickness of lid 1 and pad 2 is 20mm, withstand voltage deformation rate is that 45% o'clock compressive strength is 200KPa, and then make cement concrete and asphalt roofing on top, use of the present utility model can effectively solve the local collapse that asphalt roofing hardens and produces the crack and cause.
The south of the lower reaches of the Yangtze River, hypsography low-lying area and many water, when water enrichment area ground and phreatic eliminating and water and soil conservation, can lay pad 2 earlier in the bottom, pad 2 is set to one deck nonwoven geotechnique filter cloth from bottom to top respectively, the two-way geo-grid of one deck plastics and one deck terylene are through compiling the reinforcement tensile layer 22 that two-way geo-grid is formed, the 3 D stereo hard network body layer 21 that the disposable extrusion plastic plain net of two-layer 3 D stereo honeycomb fashion bulge shape HDPE is formed, and then at pad 2 top lay lids 1, described lid 1 is set to the disposable extrusion plastic plain net of one deck HDPE and one deck nonwoven geotechnique filter cloth from bottom to top respectively, after laying is finished, the thickness of lid 1 and pad 2 is 12mm, withstand voltage deformation rate is that 15% o'clock compressive strength is 7KPa, can effectively get rid of underground water, conserve water and soil.
Embodiment 3
The improvement of the frozen soil frost boiling in high and cold zone, the north, basal part and the lateral region of can satisfying the need wrapped pad and laid, can lay pad 2 earlier in the bottom, pad 2 is set to one deck composite earthwork waterproof cloth from bottom to top respectively, one deck terylene is through compiling the reinforcement tensile layer 22 that two-way geo-grid is formed, the bigger bulge shape of the porosity that certain regular shape is arranged that one deck high molecular polymer sleave bar hot adhesion forms, the 3 D stereo hard network body layer 21 cellular or foaming shape hard strand network body is formed, and then at pad 2 top lay lids 1, described lid 1 is set to the disposable extrusion plastic plain net of one deck HDPE and one deck nonwoven geotechnique filter cloth from bottom to top respectively, after laying is finished, the thickness of lid 1 and pad 2 is 20mm, withstand voltage deformation rate is that 45% o'clock compressive strength is 400KPa, with the timely water conservancy diversion of the water in the roadbed, avoid the frozen soil frost boiling.
Embodiment 4
The riverbed bottom discharge; handle in the engineering in the antiseepage of river course, riverbed; can under the base portion waterproofing course, lay the utility model; can lay pad 2 earlier in the bottom; pad 2 is set to one deck nonwoven geotechnique filter cloth from bottom to top respectively; the reinforcement tensile layer 22 that the layer of glass fiber geo-grid is formed; the 3 D stereo hard network body layer 21 that the disposable extrusion plastic plain net of one deck 3 D stereo honeycomb fashion bulge shape HDPE is formed; and then at pad 2 top lay lids 1; described lid 1 is set to the disposable extrusion plastic plain net of one deck HDPE and composite earthwork waterproof cloth from bottom to top respectively; after laying is finished; the thickness of lid 1 and pad 2 is 20mm; withstand voltage deformation rate is that 30% o'clock compressive strength is 60KPa; and base portion is in time led away because of the water that the broken waterproofing course of the high drum of the low ground water pressure of bottom, riverbed water level infiltrates in the soil; prevent that effectively riverbed bottom soil wanders away; sedimentation, protection basic unit is stable.
Certainly; above-mentioned explanation is not to be to restriction of the present utility model; the utility model also is not limited in above-mentioned giving an example, and the variation that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement also should belong to protection domain of the present utility model.
Claims (7)
1. a resistance to compression water guide three-dimensional is filtered dewatering installation, it is characterized in that: include lid (1) and pad (2), described lid (1) is composited by nonwoven geotechnique's filter layer of cloth (11) and the disposable extrusion plastic plain net of HDPE layer (12), described pad (2) includes 3 D stereo hard network body layer (21), reinforcement tensile layer (22), nonwoven geotechnique filter layer of cloth (11) from top to bottom, during use, described lid (1) is covered in described pad (2) top.
2. resistance to compression water guide three-dimensional according to claim 1 is filtered dewatering installation, it is characterized in that: the thickness after described lid (1) and pad (2) are compound is 〉=12mm that compressive strength was 7KPa-400KPa when withstand voltage deformation rate was 15%-45%.
3. the three-dimensional filter of resistance to compression water guide according to claim 1 dewatering installation is characterized in that: the material of described reinforcement tensile layer (22) adopts any one or two kinds of in compiling two-way geo-grid, glass geo-grid, the woven screen cloth of plastics long filament, the woven screen cloth of chemical fibre of the disposable extrusion plastic plain net of HDPE, plastics biaxially oriented web or two-way geo-grid, terylene.
4. resistance to compression water guide three-dimensional according to claim 1 is filtered dewatering installation, and it is characterized in that: described reinforcement tensile layer (22) is set to one or more layers.
5. resistance to compression water guide three-dimensional according to claim 1 is filtered dewatering installation, it is characterized in that: the nonwoven geotechnique's filter layer of cloth (11) in described lid (1) and the described pad (2) also is set to the composite earthwork waterproof cloth.
6. the three-dimensional filter of resistance to compression water guide according to claim 1 dewatering installation is characterized in that: the material of described 3 D stereo hard network body layer (21) is set to any one or two kinds of in the bigger bulge shape of the porosity that certain regular shape is arranged that the disposable extrusion plastic plain net of 3 D stereo honeycomb fashion bulge shape HDPE, high molecular polymer sleave bar hot adhesion form, the cellular or foaming shape hard strand network body.
7. resistance to compression water guide three-dimensional according to claim 1 is filtered dewatering installation, and it is characterized in that: described 3 D stereo hard network body layer (21) is set to one or more layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320026871 CN203034439U (en) | 2013-01-18 | 2013-01-18 | Compression resisting and water diversion three-dimensional water filtering and draining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320026871 CN203034439U (en) | 2013-01-18 | 2013-01-18 | Compression resisting and water diversion three-dimensional water filtering and draining device |
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| Publication Number | Publication Date |
|---|---|
| CN203034439U true CN203034439U (en) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320026871 Expired - Lifetime CN203034439U (en) | 2013-01-18 | 2013-01-18 | Compression resisting and water diversion three-dimensional water filtering and draining device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087956A (en) * | 2016-08-19 | 2016-11-09 | 中国矿业大学(北京) | Huang Reclamation by filling strap end of drawing based on geotextiles strengthens desilting water discharge method |
| CN110512630A (en) * | 2019-08-30 | 2019-11-29 | 河海大学 | A kind of ventilative sap coating composite material and preparation method thereof for preventing from seeping under slope surface |
-
2013
- 2013-01-18 CN CN 201320026871 patent/CN203034439U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087956A (en) * | 2016-08-19 | 2016-11-09 | 中国矿业大学(北京) | Huang Reclamation by filling strap end of drawing based on geotextiles strengthens desilting water discharge method |
| CN110512630A (en) * | 2019-08-30 | 2019-11-29 | 河海大学 | A kind of ventilative sap coating composite material and preparation method thereof for preventing from seeping under slope surface |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Granted publication date: 20130703 |
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| CX01 | Expiry of patent term |