CN207079438U - For sponge urban water-through mat formation it is lower improvement permeability rate device - Google Patents

For sponge urban water-through mat formation it is lower improvement permeability rate device Download PDF

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Publication number
CN207079438U
CN207079438U CN201720782238.3U CN201720782238U CN207079438U CN 207079438 U CN207079438 U CN 207079438U CN 201720782238 U CN201720782238 U CN 201720782238U CN 207079438 U CN207079438 U CN 207079438U
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CN
China
Prior art keywords
permeable
permeability rate
sponge urban
urban water
vertical tube
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Expired - Fee Related
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CN201720782238.3U
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Chinese (zh)
Inventor
鲁文博
周吉
陈晓伟
郭继舟
李少祥
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China First Metallurgical Group Co Ltd
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China First Metallurgical Group Co Ltd
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Abstract

It the utility model is related to a kind of device for lower improvement permeability rate of mating formation for sponge urban water-through, including the crushed rock base course positioned at bottom, pervious concrete basic unit, backwater filter layer are sequentially provided with above the crushed rock base course, bonds pervious bed and permeable surface layer, permeable pipe network is provided with inside the cohesive pervious bed, the permeable pipe network includes transverse pipe, longitudinal pipe and the VERTICAL TUBE of the interlaced setting communicated, and the upper and lower ends of the VERTICAL TUBE are connected with backwater filter layer and permeable surface layer respectively.The utility model be used for sponge urban water-through mat formation it is lower improvement permeability rate device be easy to construct, especially suitable for the situation that intensity and water penetration can not be taken into account when pavement, garden road, parking stall upgrading in sponge improvement project, the theory of " infiltration " can be met in sponge engineering, and can meets the requirement to intensity and fastness during being on active service.

Description

For sponge urban water-through mat formation it is lower improvement permeability rate device
Technical field
Sponge city is the utility model is related to, is mated formation lower improvement for sponge urban water-through more specifically to a kind of The device of permeability rate.
Background technology
Effectively to solve the problems such as modern city waterlogging, overland flow pollution waste, country proposes to build sponge war of cities Slightly.Sponge urban construction at present is mainly the spongeization transformation of existing cell and road, and permeable pavement is exactly spongeization transformation One pith.For light-duty load road, parking lot and the square mated formation using permeable pavement brick, road deck and people's row The permeable road such as road, shopping mall, its structure sheaf generally comprise surface layer, binder course, basic unit and underlayment.
In the prior art, water-permeable brick surface layer is mainly mated formation using concrete permeable brick, permeable stone, sintering brick permeable to water etc.;Base Layer is using casts in situs such as rubble, pervious concrete, pervious cement stabilization gravels or rolls;Underlayment need to be according to local geology Situation is designed.To ensure water-permeable brick smooth degree of layer, steadiness and its with the caking property of basic unit, it is necessary in water-permeable brick surface layer Binder course is set between basic unit.At present, sand, coarse sand or dry cement mortar are mated formation during binder course mainly uses.It is comprehensive next See, with reference to problems with being layer by layer then present:
1st, the bonding screed-coat that sand, coarse sand are mated formation in, water permeability is preferable, but lack intensity, later stage bulk sand with Rain water runoff, causes steadiness to decline, surface layer is uneven;
2nd, cement dry sand ash, which then has, preferably bonds levelling performance, but with hydrated cementitious, cement slurry condenses, be solid Change, and block water-permeable passage, cause binder course water permeable ability to decline to a great extent, so as to influence overall water permeability of mating formation.
It is it can be seen that direct as permeable road deck and the important node of basic unit, permeable, cohesive, the levelling performance of binder course Influence the water permeability and steadiness of whole permeable pavement.And permeable pavement system can not take into account intensity and the side of water penetration two at present Face.
Utility model content
The technical problems to be solved in the utility model is, there is provided one kind be used for sponge urban water-through mat formation it is lower improvement it is permeable The device of rate, can solve the problems, such as permeable pavement binder course intensity and water permeability deficiency in current sponge transformation.
Technical scheme is used by the utility model solves its technical problem:A kind of sponge urban water-through that is used for of construction is spread Loading improves the device of permeability rate, including the crushed rock base course positioned at bottom, and permeable coagulation is sequentially provided with above the crushed rock base course Soil matrix layer, backwater filter layer, pervious bed and permeable surface layer are bonded, permeable pipe network is provided with inside the cohesive pervious bed, it is described Grid includes transverse pipe, longitudinal pipe and the VERTICAL TUBE of the interlaced setting communicated, the upper and lower ends difference of the VERTICAL TUBE It is connected with backwater filter layer and permeable surface layer.
In such scheme, the end of the VERTICAL TUBE, longitudinal pipe and VERTICAL TUBE is horn mouth.
In such scheme, the VERTICAL TUBE, longitudinal pipe and VERTICAL TUBE are elastic hose.
In such scheme, the permeable surface layer is water-permeable brick, grass-planting grid or pervious concrete block.
In such scheme, the backwater filter layer is non-woven geotextile.
In such scheme, the pervious concrete basic unit uses grade C20 pervious concrete, pervious concrete basic unit thickness Spend for 150mm~300mm.
In such scheme, the crushed rock base course is 5-30mm graded broken stone bases, and thickness is 200mm~400mm, compactness For 92%.
Implement the device of lower improvement permeability rate of the present utility model of mating formation for sponge urban water-through, have below beneficial to effect Fruit:
1st, the utility model be used for sponge urban water-through mat formation it is lower improvement permeability rate device be easy to construct, especially suitable for The situation that intensity and water penetration can not be taken into account when pavement, garden road, parking stall upgrading in sponge improvement project, can meet sea The theory of " infiltration " in continuous engineering, and can meet the requirement to intensity and fastness during being on active service.
2nd, the utility model change tradition uses medium coarse sand or dry sand ash to be used as binder course, meets to make using scupper hose net While with the grey intensity of dry sand and cementability, permeability performance can be greatly improved, meets that sponge transformation requires.
3rd, " well " font rubber mesh sheet that the utility model uses, in the case where section of tubing blocks, infiltration water is still Energy lateral flow, flows out from unobstructed pipeline.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 be the utility model be used for sponge urban water-through mat formation it is lower improvement permeability rate device structural representation;
Fig. 2 is permeable pipe network profile;
Fig. 3 is permeable pipe network top view.
Embodiment
In order to which the technical characteristics of the utility model, purpose and effect are more clearly understood, it is detailed now to compare accompanying drawing Illustrate specific embodiment of the present utility model.
As shown in figure 1, the utility model, which is used for sponge urban water-through, mats formation the lower device for improving permeability rate including being located at bottom The crushed rock base course 6 in portion, the top of crushed rock base course 6 are sequentially provided with pervious concrete basic unit 5, backwater filter layer 4, bond the and of pervious bed 2 Permeable surface layer 1.Bond the binder course that permeable pipe network 3 is provided with pervious bed 2.
Permeable surface layer 1 uses prefabricated permeable pavement such as:Water-permeable brick, grass-planting grid, pervious concrete block etc., surface material of mating formation Intensity and permeability rate according to the actual requirements is selected.
Permeable pipe network 3 is elastic hose, and as shown in Figures 2 and 3, permeable pipe network 3 includes interlaced communicate to hose construction Setting transverse pipe 301, longitudinal pipe 302 and VERTICAL TUBE 303, the upper and lower ends of VERTICAL TUBE 303 respectively with backwater filter layer 4 and Permeable surface layer 1 is connected.Transverse pipe 301, longitudinal pipe 302 connect with VERTICAL TUBE 303, when certain VERTICAL TUBE 303 blocks, infiltration Water remains to the transverse pipe 301 by connection, longitudinal pipe 302 oozes out from neighbouring VERTICAL TUBE 303.Transverse pipe 301, longitudinal pipe 302 Caliber be 10mm, the caliber of VERTICAL TUBE 303 is 20mm, is open to be tubaeform, is easy to collect what is penetrated into from permeable surface layer 1 Water is simultaneously discharged from lower end of duct.Permeable pipe network 3 is prefabricated into 1000mm square mesh sheet, and the spacing of VERTICAL TUBE 303 is 100mm, Flexible pipe height can be adjusted according to 30~60mm of design requirement, and neighboring edge transverse pipe 301, longitudinal pipe 302 are designed as at 2 16mm loudspeaker opening, adjacent both sides are 10mm openings in addition.During site operation, can be carried out according to site dimension demand cutting and It is assembled.Cement dry sand ash 2 and permeable pipe network 3 are integrated as binder course, are first laid permeable pipe network 3 during construction, are then repaved If cement dry sand ash 2.
Backwater filter layer 4 uses non-woven geotextile, and it can filter the impurity such as the soil oozed from upper strata in lower water, prevent from blocking Pervious concrete basic unit 5, reduce the water permeability of permeable pavement.The grade C20's of the use intensity of pervious concrete basic unit 5 is permeable Concrete, thickness can be 150mm~300mm according to design requirement.Crushed rock base course 6 is 5-30mm graded broken stone bases 6, according to setting Meter demand thickness is 200mm~400mm, compactness 92%.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but the utility model is not limited to The embodiment stated, above-mentioned embodiment is only schematical, rather than restricted, this area it is common Technical staff is not departing from the utility model aims and scope of the claimed protection situation under enlightenment of the present utility model Under, many forms can be also made, these are belonged within protection of the present utility model.

Claims (7)

1. a kind of device for lower improvement permeability rate of mating formation for sponge urban water-through, it is characterised in that including positioned at the broken of bottom Ground mass layer, the crushed rock base course top are sequentially provided with pervious concrete basic unit, backwater filter layer, bond pervious bed and permeable face Layer, is provided with permeable pipe network inside the cohesive pervious bed, transverse pipe of the permeable pipe network including the interlaced setting communicated, Longitudinal pipe and VERTICAL TUBE, the upper and lower ends of the VERTICAL TUBE are connected with backwater filter layer and permeable surface layer respectively.
2. the device of lower improvement permeability rate according to claim 1 of mating formation for sponge urban water-through, it is characterised in that institute The end for stating VERTICAL TUBE, longitudinal pipe and VERTICAL TUBE is horn mouth.
3. the device of lower improvement permeability rate according to claim 1 of mating formation for sponge urban water-through, it is characterised in that institute It is elastic hose to state VERTICAL TUBE, longitudinal pipe and VERTICAL TUBE.
4. the device of lower improvement permeability rate according to claim 1 of mating formation for sponge urban water-through, it is characterised in that institute It is water-permeable brick, grass-planting grid or pervious concrete block to state permeable surface layer.
5. the device of lower improvement permeability rate according to claim 1 of mating formation for sponge urban water-through, it is characterised in that institute It is non-woven geotextile to state backwater filter layer.
6. the device of lower improvement permeability rate according to claim 1 of mating formation for sponge urban water-through, it is characterised in that institute The pervious concrete that pervious concrete basic unit uses grade C20 is stated, pervious concrete groundwork thickness is 150mm~300mm.
7. the device of lower improvement permeability rate according to claim 1 of mating formation for sponge urban water-through, it is characterised in that institute It is 5-30mm graded broken stone bases to state crushed rock base course, and thickness is 200mm~400mm, compactness 92%.
CN201720782238.3U 2017-06-30 2017-06-30 For sponge urban water-through mat formation it is lower improvement permeability rate device Expired - Fee Related CN207079438U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109577149A (en) * 2018-12-03 2019-04-05 周峻宇 A kind of kerbstone Paving Techniques and paver
CN110409718A (en) * 2019-06-12 2019-11-05 山东师范大学 It builds integrated water resource multifunctional comprehensive and utilizes system and method
US11939729B2 (en) 2018-11-13 2024-03-26 Imperial College Innovations Limited High strength porous cement-based materials

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11939729B2 (en) 2018-11-13 2024-03-26 Imperial College Innovations Limited High strength porous cement-based materials
CN109577149A (en) * 2018-12-03 2019-04-05 周峻宇 A kind of kerbstone Paving Techniques and paver
CN109577149B (en) * 2018-12-03 2021-01-26 滁州市宏图建设有限公司 Curb paver
CN110409718A (en) * 2019-06-12 2019-11-05 山东师范大学 It builds integrated water resource multifunctional comprehensive and utilizes system and method

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Granted publication date: 20180309