CN117822690A - Water storage device and construction method thereof - Google Patents
Water storage device and construction method thereof Download PDFInfo
- Publication number
- CN117822690A CN117822690A CN202410245079.8A CN202410245079A CN117822690A CN 117822690 A CN117822690 A CN 117822690A CN 202410245079 A CN202410245079 A CN 202410245079A CN 117822690 A CN117822690 A CN 117822690A
- Authority
- CN
- China
- Prior art keywords
- layer
- prefabricated
- seepage
- water storage
- ventilation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 238000003860 storage Methods 0.000 title claims abstract description 58
- 238000010276 construction Methods 0.000 title claims abstract description 35
- 238000009423 ventilation Methods 0.000 claims abstract description 69
- 238000000034 method Methods 0.000 claims abstract description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 31
- 230000004888 barrier function Effects 0.000 claims description 21
- 239000004576 sand Substances 0.000 claims description 21
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000243 solution Substances 0.000 claims description 13
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 12
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims description 12
- 239000003607 modifier Substances 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 12
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 11
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 11
- -1 polydimethylsiloxane Polymers 0.000 claims description 10
- XDLMVUHYZWKMMD-UHFFFAOYSA-N 3-trimethoxysilylpropyl 2-methylprop-2-enoate Chemical compound CO[Si](OC)(OC)CCCOC(=O)C(C)=C XDLMVUHYZWKMMD-UHFFFAOYSA-N 0.000 claims description 9
- 239000004567 concrete Substances 0.000 claims description 9
- 239000013618 particulate matter Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 239000011150 reinforced concrete Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 description 45
- 239000002994 raw material Substances 0.000 description 31
- 238000004519 manufacturing process Methods 0.000 description 23
- 239000002585 base Substances 0.000 description 17
- 230000004308 accommodation Effects 0.000 description 14
- 229920002050 silicone resin Polymers 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000002209 hydrophobic effect Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B11/02—Arrangements or adaptations of tanks for water supply for domestic or like local water supply
- E03B11/04—Arrangements or adaptations of tanks for water supply for domestic or like local water supply without air regulators, i.e. without air inlet or outlet valves; water tanks provided with flexible walls
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
- E03B3/03—Special vessels for collecting or storing rain-water for use in the household, e.g. water-butts
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/04—Methods or installations for obtaining or collecting drinking water or tap water from surface water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
- E04H7/02—Containers for fluids or gases; Supports therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
- E04H7/02—Containers for fluids or gases; Supports therefor
- E04H7/18—Containers for fluids or gases; Supports therefor mainly of concrete, e.g. reinforced concrete, or other stone-like material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Sewage (AREA)
Abstract
The invention discloses a water storage device and a construction method thereof, relates to the technical field of water storage, and aims to solve the technical problems of complicated construction procedures and easiness in leakage in the prior art by adopting a prefabricated ventilation and seepage-proofing structure so as to simplify the construction procedures and avoid leakage. The water storage device comprises a base layer, a breathable supporting layer, a bearing layer, a water storage tank wall and a prefabricated breathable seepage-proofing structure, wherein the breathable supporting layer is arranged on the base layer, the bearing layer is arranged on the breathable supporting layer, and the water storage tank wall is arranged on the bearing layer. The prefabricated ventilation impermeable structure is positioned at the bottom of the accommodating space. The construction method comprises the steps of paving a foundation layer; paving a breathable supporting layer on the foundation layer; arranging a prefabricated ventilation impermeable structure on the ventilation supporting layer; pouring a bearing layer on the breathable support layer, so that the bearing layer is wrapped around the prefabricated breathable seepage-proofing structure; and a water storage tank wall is arranged on the bearing layer, and the prefabricated ventilation impermeable structure is positioned at the bottom of the accommodating space to obtain the water storage device.
Description
Technical Field
The invention relates to the technical field of water storage, in particular to a water storage device and a construction method thereof.
Background
At present, global water resources are increasingly scarce, the phenomenon of water shortage in all parts of the world is prominent, and the phenomenon of water shortage in life and production of residents in part of areas exists. In order to solve the problem of water shortage of residents, people generally adopt a mode of building a reservoir to collect rainwater, river water and the like in time.
However, when the reservoir in the prior art is built, the construction process is complicated, the quality is difficult to ensure, and the leakage phenomenon is easy to occur.
Disclosure of Invention
The invention aims to provide a water storage device and a construction method thereof, which adopt a prefabricated ventilation and seepage-proofing structure and are used for solving the technical problems of complicated construction procedures and easy seepage in the prior art so as to simplify the construction procedures and avoid the occurrence of seepage phenomenon.
In order to achieve the above object, in a first aspect, the present invention provides a water storage device, which comprises a base layer, a breathable support layer, a bearing layer, a water storage tank wall and a prefabricated breathable impermeable structure, wherein the breathable support layer is arranged on the base layer, and the bearing layer is arranged on the breathable support layer. The water storage pool wall is arranged on the bearing layer, and the water storage pool wall and the bearing layer are surrounded to form a containing space for containing water. The prefabricated ventilative prevention of seepage structure is located accommodation space's bottom, and prefabricated ventilative prevention of seepage structure's one end sets up in ventilative supporting layer be close to the one side of spandrel layer, and the other end runs through spandrel layer.
Adopt above-mentioned technical scheme, the cistern wall sets up on the spandrel layer, the spandrel layer provides stable holding power for the impoundment pool wall, impoundment pool wall and spandrel layer enclose to establish and are used for holding the accommodation space of water, prefabricated ventilative prevention of seepage structure is located accommodation space's bottom, and prefabricated ventilative prevention of seepage structure's one end sets up in the one side that is close to spandrel layer of ventilative supporting layer, the other end runs through the spandrel layer for prefabricated ventilative prevention of seepage structure and ventilative supporting layer have formed air flow channel, make the air can be conducted to the aquatic that is located accommodation space from the basal layer, in order to ensure quality of water. The prefabricated ventilation and seepage-proofing structure can be prefabricated, can be directly installed and used when the water storage device is constructed, does not need to perform on-site multi-step construction casting or paving of the ventilation and seepage-proofing structure, simplifies construction procedures and saves construction period. Moreover, during concrete implementation, before pouring the spandrel layer on the ventilative supporting layer, can set up prefabricated ventilative prevention of seepage structure on the ventilative supporting layer in advance for at the in-process of pouring spandrel layer, spandrel layer raw materials can wrap up around prefabricated ventilative prevention of seepage structure, treat spandrel layer solidification back, spandrel layer and prefabricated ventilative prevention of seepage structure condense as an organic wholely, can not produce the gap between spandrel layer and the prefabricated ventilative prevention of seepage structure, avoid the periphery of prefabricated ventilative prevention of seepage structure to take place the seepage phenomenon with spandrel layer border position. In addition, the prefabricated air-permeable seepage-proofing structure can be prefabricated so as to facilitate batch production, ensure that the size and the air-permeable seepage-proofing function of the prefabricated air-permeable seepage-proofing structure are uniform, and facilitate field construction quality control and standardized management when the water storage device comprises a plurality of prefabricated air-permeable seepage-proofing structures.
In addition, the prefabricated ventilation and seepage-proofing structure can be prefabricated in advance, raw materials for manufacturing the ventilation and seepage-proofing structure are not required to be prepared on a construction site, waste caused by adhesion of raw materials on manufacturing equipment or solidification of raw materials in the manufacturing process is avoided, and particularly, when the required raw materials for manufacturing the ventilation and seepage-proofing structure are small, the residual phenomenon of raw materials caused by preparation of excessive raw materials for ensuring the sufficiency of the raw materials is avoided. Factory environment, raw materials and manufacturing conditions are not easily affected by external environment and cross construction, and the quality of the prefabricated ventilation impermeable structure is high in controllability compared with on-site manufacturing.
In a second aspect, the present invention provides a method of construction of a water storage device for obtaining a water storage device as described in the first aspect, the method of construction comprising the steps of:
paving a base layer;
paving a breathable supporting layer on the foundation layer;
arranging a prefabricated ventilation impermeable structure on the ventilation supporting layer;
pouring a bearing layer on the breathable support layer, so that the bearing layer is wrapped around the prefabricated breathable seepage-proofing structure; the top surface of the bearing layer is lower than or flush with one surface of the prefabricated breathable seepage-proofing structure, which is far away from the base layer;
the water storage pool wall is arranged on the bearing layer, the water storage pool wall and the bearing layer are surrounded to form a containing space for containing water, and the prefabricated ventilation and seepage prevention structure is located at the bottom of the containing space to obtain the water storage device.
By adopting the technical scheme, firstly, a base layer is paved, then a ventilation supporting layer is paved on the base layer, the prefabricated ventilation and seepage-proofing structure is arranged on the ventilation supporting layer, and then, a bearing layer is poured on the ventilation supporting layer, so that the bearing layer is wrapped around the prefabricated ventilation and seepage-proofing structure, after the bearing layer is solidified, the bearing layer and the prefabricated ventilation and seepage-proofing structure are condensed into a whole, gaps are not generated between the bearing layer and the prefabricated ventilation and seepage-proofing structure, and the leakage phenomenon is avoided from occurring at the periphery of the prefabricated ventilation and seepage-proofing structure. Because prefabricated ventilative prevention of seepage structure can make in advance to mass production ensures that the size and the ventilative prevention of seepage function of prefabricated ventilative prevention of seepage structure are unified, when water storage device includes a plurality of prefabricated ventilative prevention of seepage structures, ensures the uniformity of the quality of water in the water storage device. In addition, the prefabricated ventilation and seepage-proofing structure can be prefabricated in advance, raw materials for manufacturing the ventilation and seepage-proofing structure are not required to be prepared on a construction site, waste caused by adhesion of raw materials on manufacturing equipment or solidification of raw materials in the manufacturing process is avoided, and particularly, when the required raw materials for manufacturing the ventilation and seepage-proofing structure are small, the residual phenomenon of raw materials caused by preparation of excessive raw materials for ensuring the sufficiency of the raw materials is avoided. Finally, set up the retaining pool wall on the spandrel layer, the retaining pool wall encloses with the spandrel layer and establishes the accommodation space who is used for holding water that forms, and prefabricated ventilative prevention of seepage structure is located accommodation space's bottom, and the top surface of spandrel layer is less than or the parallel and level is in the one side of keeping away from the foundation layer of prefabricated ventilative prevention of seepage structure for prefabricated ventilative prevention of seepage structure and ventilative supporting layer have formed air flow channel, make the air can be conducted to the aquatic that is located accommodation space from the foundation layer, in order to ensure quality of water.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
FIG. 1 is a schematic cross-sectional view of a water storage device according to an embodiment of the present invention;
FIG. 2 is a schematic illustration of a prefabricated breathable barrier structure provided in an embodiment of the present invention;
fig. 3 is a schematic step diagram of a construction method of a water storage device according to an embodiment of the present invention.
Reference numerals:
1-foundation layer, 2-ventilative supporting layer, 3-spanish layer, 4-retaining pool wall, 5-prefabricated ventilative prevention of seepage structure, 51-prevention of seepage post, 52-backup pad.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. The meaning of "a number" is one or more than one unless specifically defined otherwise.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1, an embodiment of the present invention provides a water storage device, which includes a base layer 1, a breathable support layer 2, a bearing layer 3, a water storage tank wall 4 and a prefabricated breathable impermeable structure 5, wherein the breathable support layer 2 is disposed on the base layer 1, and the bearing layer 3 is disposed on the breathable support layer 2. The water storage tank wall 4 is arranged on the bearing layer 3, and the water storage tank wall 4 and the bearing layer 3 are surrounded to form a containing space for containing water. The prefabricated ventilative prevention of seepage structure 5 is located accommodation space's bottom, and the one end of prefabricated ventilative prevention of seepage structure 5 sets up in the one side that is close to spandrel layer 3 of ventilative supporting layer 2, and the other end runs through spandrel layer 3.
Adopt above-mentioned technical scheme when, retaining wall 4 sets up on spandrel layer 3, spandrel layer 3 provides stable holding power for retaining wall 4, retaining wall 4 encloses with spandrel layer 3 and establishes the accommodation space that is used for holding water, prefabricated ventilative prevention of seepage structure 5 is located accommodation space's bottom, and prefabricated ventilative prevention of seepage structure 5's one end sets up in the one side that is close to spandrel layer 3 of ventilative supporting layer 2, the other end runs through spandrel layer 3 for prefabricated ventilative prevention of seepage structure 5 and ventilative supporting layer 2 have formed air flow channel, make the air can be conducted to the aquatic that is located accommodation space from basic layer 1, in order to ensure quality of water. The prefabricated ventilation and seepage-proofing structure 5 can be prefabricated, can be directly installed and used when the water storage device is constructed, does not need to spend time on-site multi-step construction casting or paving the ventilation and seepage-proofing structure, simplifies the construction process and saves the construction period of the water storage device. Moreover, during concrete implementation, before pouring the bearing layer 3 on the ventilation supporting layer 2, the prefabricated ventilation impermeable structure 5 can be arranged on the ventilation supporting layer 2 in advance, so that in the process of pouring the bearing layer 3, the raw material of the bearing layer 3 can be wrapped around the prefabricated ventilation impermeable structure 5, after the bearing layer 3 is solidified, the bearing layer 3 and the prefabricated ventilation impermeable structure 5 are condensed into a whole, gaps are not generated between the bearing layer 3 and the prefabricated ventilation impermeable structure 5, and leakage phenomenon is avoided at the position where the periphery of the prefabricated ventilation impermeable structure 5 and the bearing layer 3 are in contact. In addition, the prefabricated air-permeable impermeable structure 5 can be prefabricated so as to facilitate mass production, ensure that the size and the air-permeable impermeable function of the prefabricated air-permeable impermeable structure 5 are uniform, and facilitate field construction quality control and standardized management when the water storage device comprises a plurality of prefabricated air-permeable impermeable structures 5.
In addition, the prefabricated air-permeable and impermeable structure 5 can be prefabricated in advance, raw materials for manufacturing the air-permeable and impermeable structure are not needed to be prepared on a construction site, and waste caused by raw materials of the air-permeable and impermeable structure adhering to manufacturing equipment or solidifying in the manufacturing process is avoided, especially when the required raw materials of the air-permeable and impermeable structure are small, the residual phenomenon of raw materials caused by preparing too many raw materials for ensuring the sufficient raw materials is avoided. The factory environment, raw materials and manufacturing conditions are not easily affected by external environment and cross construction, and the quality of the prefabricated ventilation impermeable structure 5 is high in manufacturing controllability compared with the field.
In the concrete implementation, the foundation layer 1 is a foundation layer, and can be used for leveling, rolling and tamping a construction site foundation, wherein the compactness is more than or equal to 85 percent, so that the strength, the rigidity, the stability and the flatness of the foundation layer 1 are ensured, and the water seepage phenomenon caused by inclination, tearing and the like of the breathable support layer 2, the bearing layer 3 and the like is avoided. The air-permeable support layer 2 may be a medium sand air bag layer, and a medium sand air bag layer with a thickness of 8 cm-25 cm is laid on the tamped base layer 1, and the medium sand air bag layer may have a thickness of 8 cm, 10cm, 12 cm, 15 cm, 18 cm, 20cm, 25cm, and the like, which is exemplary only and not intended to be limiting. The bearing layer 3 may be a reinforced concrete layer, the concrete reference numerals may be C25, C30, etc., the thickness of the bearing layer 3 may be 20 cm-40 cm, and the thickness of the bearing layer 3 may be 20cm, 25cm, 28 cm, 30 cm, 32 cm, 35 cm, 38 cm, 40cm, etc., as examples, but not limited thereto, and the practical situation may be true. The water storage tank wall 4 can be a reinforced concrete tank with water storage function or a silica sand water storage tank wall 4 with purification function.
In one possible implementation, referring to fig. 1 and 2, the prefabricated ventilation and anti-seepage structure 5 provided in the embodiment of the present invention includes an anti-seepage column 51, one end of the anti-seepage column 51 is disposed on one side of the ventilation supporting layer 2 near the bearing layer 3, the other end of the anti-seepage column 51 penetrates through the bearing layer 3, and the other end surface of the anti-seepage column 51 is higher than or flush with the top surface of the bearing layer 3. The structure of the barrier column 51 may be a rectangular parallelepiped or a prismatic structure, etc., in one example, the barrier column 51 is a cylindrical structure, the diameter of the cylindrical barrier column 51 may be 20 cm-50 cm, for example, the diameter of the cylindrical barrier column 51 may be 20cm, 24 cm, 28 cm, 30 cm, 35 cm, 40cm, 45 cm, 50cm, etc., the height of the barrier column 51 may be 10 cm-50 cm, for example, the height of the barrier column 51 may be 10cm, 20cm, 25cm, 30 cm, 35 cm, 40cm, 45 cm, 50cm, etc., although this is merely illustrative and not limiting. The height of the impermeable column 51 is the dimension of the impermeable column 51 in the direction from the foundation layer 1 to the bearing layer 3.
In one possible implementation, the number of the seepage-proofing columns 51 is plural, and the plurality of seepage-proofing columns 51 are stacked in order from the base layer 1 to the bearing layer 3. Thus, the number of the anti-seepage columns 51 can be determined according to the vertical distance between the actual support plate 52 and the accommodating space, the phenomenon that the anti-seepage columns 51 are wasted due to insufficient height and size of the single anti-seepage column 51 and cannot be used is avoided, and meanwhile, the prefabricated ventilation anti-seepage structure 5 is ensured to be capable of communicating the accommodating space with the ventilation support layer 2 to form a ventilation channel. In particular embodiments, the number of barrier columns 51 may be two, three, four or more, and is not particularly limited herein. The two adjacent seepage-proofing columns 51 can be adhered and fixed, so that the integrity and the structural strength of the prefabricated ventilation seepage-proofing structure 5 are improved, and meanwhile, the phenomenon of water seepage between the two adjacent seepage-proofing columns 51 is avoided.
As an example, the cross-section of the barrier column 51 located near the base layer 1 is larger than the cross-section of the barrier column 51 located far from the base layer 1. So, when there is the groundwater phenomenon, be located the one side part that keeps away from base layer 1 that is close to the prevention of seepage post 51 of base layer 1 and be connected with spandrel layer 3, spandrel layer 3 has decurrent effort to prevention of seepage post 51, can be effectively with the fixed position of prefabricated ventilative prevention of seepage structure 5, avoid prefabricated ventilative prevention of seepage structure 5 to appear the slope phenomenon. Specifically, the cross section of the barrier column 51 located near the base layer 1 is 10cm and more larger than the diameter of the cross section of the barrier column 51 located far from the base layer 1 adjacent thereto, as the case may be.
In one possible implementation, the barrier column 51 includes particulates, a surface modifier that alters the surface tension of the particulates, and an organic solution that facilitates enhancing the hydrophobic effect of the barrier column 51. Wherein the weight ratio of particulate matter to surface modifier is 4:4-4:2, illustratively, the weight ratio of particulate matter to surface modifier may be 4:4, 4:3.8, 4:3.4, 4:3.2, 4:3, 4:2.5, 4:2.2, 4:2, etc. The weight ratio of the surface modifier to the organic solution is 1:1 to 1:10, and illustratively, the weight ratio of the surface modifier to the organic solution may be 1:2, 1:2.5, 1:3, 1:4, 1:5, 1:7.5, 1:8, 1:10, etc., although the practice is not limited thereto.
In one example, the particulates include 100 mesh-200 mesh sand and 70 mesh-140 mesh diatomite particles, the sand may be river sand, machine-made sand, desert sand, or the like, the mesh number of the sand may be 100 mesh, 120 mesh, 150 mesh, 180 mesh, 200 mesh, or the like, the mesh number of the diatomite particles may be 70 mesh, 80 mesh, 100 mesh, 120 mesh, 140 mesh, or the like, and the weight ratio of the sand to the diatomite particles may be 1:2-1:4, and illustratively, the weight ratio of the sand to the diatomite particles may be 1:2, 1:2.5, 1:2.8, 1:3, 1:3.6, 1:4, or the like.
In another example, the surface modifying agent includes Polydimethylsiloxane (PDMS) and gamma-methacryloxypropyl trimethoxysilane (KH-570) that help to alter the surface tension of the particulate matter and enhance the hydrophobic effect of the barrier column 51. The weight ratio of polydimethylsiloxane to gamma-methacryloxypropyl trimethoxysilane is 1:3-2:1, and illustratively, the weight ratio of polydimethylsiloxane to gamma-methacryloxypropyl trimethoxysilane can be 1:3, 1:2.5, 1:2, 1:1.5, 1:1, 2:1, etc., as exemplified herein, particularly in practice.
In some embodiments, the barrier column 51 further includes a dimethyl ether-silicone resin (Me-MQ) to enhance the structural strength of the barrier column 51. Wherein the weight ratio of the particulate matter to the dimethyl ether-silicone resin is 4:4-4:3, specifically, the weight ratio of the particulate matter to the dimethyl ether-silicone resin may be 4:3.8, 4:3.6, 4:3.5, 4:3.2, 4:3, etc.
In specific implementation, 30-60 parts by weight of sand with 100-200 meshes, 10-20 parts by weight of diatomite particles with 40-70 meshes, 20-40 parts by weight of polydimethylsiloxane, 20-40 parts by weight of gamma-methacryloxypropyl trimethoxy silane, 40-80 parts by weight of dimethyl ether-organic silicon resin and organic matters can be selected for consolidation molding at normal temperature. The weight ratio of particulate matter, polydimethylsiloxane, gamma-methacryloxypropyl trimethoxysilane, and dimethyl ether-silicone resin may be 4:1:3:3, 4:2:1:4, without specific limitation herein. Through a plurality of experiments, when the weight ratio of the particulate matters to the polydimethylsiloxane to the gamma-methacryloxypropyl trimethoxysilane to the dimethyl ether-silicone resin is 4:2:2:4, the anti-seepage column 51 has the best hydrophobic performance, the highest mechanical strength and the best air permeability.
In one possible implementation, the organic solution includes at least one of ethyl acetate or toluene, and the organic solution may be ethyl acetate, toluene, or a mixed solution of ethyl acetate and toluene.
As an alternative, referring to fig. 1 and 2, the prefabricated ventilation and seepage-proofing structure 5 provided in the embodiment of the present invention further includes a support plate 52 embedded in a surface of the ventilation support layer 2 near the bearing layer 3, and one end of the seepage-proofing column 51 is disposed on a surface of the support plate 52 far from the base layer 1. The backup pad 52 is used for supporting the prevention of seepage post 51, and the uneven subsidence of ventilative supporting layer 2 or spandrel layer 3 can be avoided in the setting of backup pad 52, and then the prevention of seepage post 51 that leads to tears, appears the phenomenon of infiltration. In particular, the supporting plate 52 may be a concrete slab, the thickness of the supporting plate 52 may be 10 cm-20 cm, illustratively, the thickness of the supporting plate 52 may be 10cm, 12 cm, 14 cm, 15 cm, 18 cm, 20cm, etc., the supporting plate 52 may be permeable concrete, optionally graded crushed stone, and the porosity of the crushed stone may be 15% -30%, illustratively, the porosity of the crushed stone may be 15%, 18%, 20%, 25%, 28%, 30%, etc., which is not limited herein. The thickness of the support plate 52 is the dimension of the support plate 52 in the direction from the base layer 1 to the bearing layer 3.
In practical cases, the anti-seepage column 51 can be adhered and fixed with the supporting plate 52, so that the integrity and the structural strength of the prefabricated ventilation anti-seepage structure 5 are improved, and meanwhile, the water seepage phenomenon at the connecting position of the anti-seepage column 51 and the supporting plate 52 is avoided.
As an alternative, the orthographic projection of the anti-seepage column 51 on the supporting plate 52 is located in the surface of the supporting plate 52, in other words, the surface area of the supporting plate 52 is larger than the cross section of the anti-seepage column 51, so that the supporting plate 52 provides stable supporting force for the anti-seepage column 51, when underground water gushes, the contact area of the supporting plate 52 and water is larger, the impact stress of the water gushes on the prefabricated anti-seepage structure can be weakened, meanwhile, one surface part of the supporting plate 52 far away from the foundation layer 1 is connected with the bearing layer 3, the bearing layer 3 has downward acting force on the supporting plate 52, the position of the prefabricated air-permeable anti-seepage structure 5 can be effectively fixed, and the inclination phenomenon of the prefabricated air-permeable anti-seepage structure 5 is avoided.
In addition to the above, the embodiment of the present invention further provides a construction method of a water storage device, for obtaining the water storage device, where the construction method includes the following steps:
step S1: the foundation layer 1 is laid.
In the concrete implementation, the foundation of the construction site can be flattened, rolled and compacted, and the compactness is more than or equal to 85 percent.
Step S2: a breathable support layer 2 is laid on the base layer 1.
The ventilation supporting layer 2 can be a medium coarse sand air bag layer, and the medium coarse sand air bag layer with the thickness of 8 cm-25 cm can be paved on the tamped base layer 1.
Step S3: a prefabricated breathable barrier structure 5 is provided on the breathable support layer 2.
Step S4: pouring the bearing layer 3 on the breathable support layer 2, so that the bearing layer 3 is wrapped around the prefabricated breathable impermeable structure 5, and the top surface of the bearing layer 3 is lower than or flush with one surface, far away from the foundation layer 1, of the prefabricated breathable impermeable structure 5.
The bearing layer 3 can be a reinforced concrete layer, the concrete marks can be C25, C30 and the like, and the thickness of the bearing layer 3 can be 20 cm-40 cm.
Step S5: the water storage tank wall 4 is arranged on the bearing layer 3, the water storage tank wall 4 and the bearing layer 3 are surrounded to form a containing space for containing water, and the prefabricated ventilation impermeable structure 5 is positioned at the bottom of the containing space to obtain the water storage device.
By adopting the technical scheme, firstly, lay the foundation layer 1, then lay ventilative supporting layer 2 on foundation layer 1, set up prefabricated ventilative prevention of seepage structure 5 on ventilative supporting layer 2, afterwards, pour spandrel layer 3 on ventilative supporting layer 2 for spandrel layer 3 wraps up around prefabricated ventilative prevention of seepage structure 5, treat spandrel layer 3 after solidifying, spandrel layer 3 and prefabricated ventilative prevention of seepage structure 5 condense as an organic wholely, can not produce the gap between spandrel layer 3 and the prefabricated ventilative prevention of seepage structure 5, avoid prefabricated ventilative prevention of seepage structure 5's periphery to appear the seepage phenomenon. Because prefabricated ventilative prevention of seepage structure can make in advance to mass production ensures that the size and the ventilative prevention of seepage function of prefabricated ventilative prevention of seepage structure are unified, when water storage device includes a plurality of prefabricated ventilative prevention of seepage structures, ensures the uniformity of the quality of water in the water storage device. In addition, the prefabricated ventilation and seepage-proofing structure can be prefabricated in advance, raw materials for manufacturing the ventilation and seepage-proofing structure are not required to be prepared on a construction site, waste caused by adhesion of raw materials on manufacturing equipment or solidification of raw materials in the manufacturing process is avoided, and particularly, when the required raw materials for manufacturing the ventilation and seepage-proofing structure are small, the residual phenomenon of raw materials caused by preparation of excessive raw materials for ensuring the sufficiency of the raw materials is avoided. Finally, set up retaining pool wall 4 on spandrel layer 3, retaining pool wall 4 encloses with spandrel layer 3 and establishes the accommodation space that is used for holding water, and prefabricated ventilative prevention of seepage structure 5 is located accommodation space's bottom, and spandrel layer 3's top surface is less than or the parallel and level is in prefabricated ventilative prevention of seepage structure 5's one side of keeping away from foundation layer 1 for prefabricated ventilative prevention of seepage structure 5 and ventilative supporting layer 2 have formed air flow channel, make the air can be conducted to the aquatic that is located accommodation space from foundation layer 1, in order to ensure quality of water.
In one example, step S3 of disposing the prefabricated air permeation prevention structure 5 on the air permeable support layer 2 includes:
step S311, embedding the prefabricated support plate 52 on one surface of the ventilation support layer 2 close to the bearing layer 3;
in step S312, one or more prefabricated impermeable columns 51 are disposed on the support plate 52, and the impermeable columns 51 are stacked in sequence from the base layer 1 to the bearing layer 3.
In another example, step S3 of disposing the prefabricated air permeation prevention structure 5 on the air permeable support layer 2 includes:
step S321, bonding one or more prefabricated laminated and bonded impermeable columns 51 on a prefabricated supporting plate 52 to obtain a prefabricated breathable impermeable structure 5;
in step S322, the prefabricated air permeation prevention structure 5 is disposed on the air permeable support layer 2.
Thus, the seepage-proofing columns 51 are fixedly bonded with the supporting plates 52, and the adjacent two seepage-proofing columns 51 are fixedly bonded, so that the integrity and the structural strength of the prefabricated ventilation seepage-proofing structure 5 are improved, and the water seepage phenomenon at the connection positions of the seepage-proofing columns 51 and the supporting plates 52 and between the adjacent two seepage-proofing columns 51 is avoided. The prefabricated ventilation impermeable structure 5 is integrally arranged on the ventilation supporting layer 2, so that the construction process can be simplified, and the construction is convenient.
In one possible implementation, the method of prefabricating the barrier column 51 comprises the steps of:
step one, adding a surface modifier into an organic solution, and stirring to obtain a mixed solution;
step two, adding the particulate matters and the dimethyl ether-organic silicon resin into the mixed solution to obtain a wet mixture;
and thirdly, placing the wet mixture into a mold of the seepage-proof column 51, vibrating and compacting, standing for a preset time, and demolding to obtain the seepage-proof column 51.
In specific implementation, the particulate matters, the dimethyl ether-organic silicon resin, the surface modifier and the organic solution are uniformly stirred at normal temperature according to the weight ratio described in the water storage device, and then the mixture is put into a mould of the prefabricated breathable impermeable column 51, vibrated and compacted, and demoulded after 12-48 hours, so that the impermeable column 51 can be prepared.
Specifically, firstly, sand with the mesh number of 100-200 is put into a drying oven to be dried, and cooled to the room temperature, and the water content of the dried sand is less than 1%, preferably 0.5%. And then, fully mixing the dried sand with diatomite particles to obtain the particles. Meanwhile, polydimethylsiloxane is added to an organic solution such as ethyl acetate, and stirred until polydimethylsiloxane is sufficiently dissolved, so that a mixed solution is obtained. Thereafter, the particulate matter, the dimethyl ether-silicone resin, and the mixture solution were added and stirred for about 30 minutes to obtain a wet mixture. Finally, the wet mixture is put into a mould of a prefabricated breathable impermeable column 51, vibrated and compacted, and demoulded after 12-48 hours, so that the impermeable column 51 can be obtained. It should be noted that the anti-seepage column 51 prepared by the above process has anti-seepage and ventilation functions, high compressive strength and strong corrosion resistance, and can be suitable for various scenes such as water conservancy, industrial sewage, saline alkali water and the like.
In the description of the above embodiments, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present invention, and the invention should be covered. Therefore, the protection scope of the invention is subject to the protection scope of the claims.
Claims (8)
1. A water storage device, comprising:
a base layer;
the breathable supporting layer is arranged on the base layer;
the bearing layer is arranged on the breathable supporting layer;
the water storage pool wall is arranged on the bearing layer; the water storage tank wall and the bearing layer are surrounded to form a containing space for containing water;
the prefabricated ventilation impermeable structure is positioned at the bottom of the accommodating space; one end of the prefabricated ventilation impermeable structure is arranged on one surface of the ventilation supporting layer, which is close to the bearing layer, and the other end of the prefabricated ventilation impermeable structure penetrates through the bearing layer;
the prefabricated ventilation impermeable structure comprises an impermeable column, one end of the impermeable column is arranged on one surface of the ventilation supporting layer, which is close to the bearing layer, and the other end of the impermeable column penetrates through the bearing layer;
the anti-seepage column comprises particles, a surface modifier, an organic solution and dimethyl ether-organic silicon resin, wherein the weight ratio of the particles to the surface modifier is 4:4-4:2, the weight ratio of the surface modifier to the organic solution is 1:1-1:10, and the weight ratio of the particles to the dimethyl ether-organic silicon resin is 4:4-4:3.
2. A water storage device according to claim 1, wherein the number of the seepage-proofing columns is plural, and the plurality of seepage-proofing columns are sequentially stacked from the base layer to the bearing layer; and two adjacent seepage-proofing columns are adhered and fixed.
3. A water storage device according to claim 1, wherein the particulate matter comprises 100 mesh to 200 mesh sand and 70 mesh to 140 mesh diatomite particles, the weight ratio of sand to diatomite particles being 1:2 to 1:4; and/or the number of the groups of groups,
the surface modifier comprises polydimethylsiloxane and gamma-methacryloxypropyl trimethoxy silane, and the weight ratio of the polydimethylsiloxane to the gamma-methacryloxypropyl trimethoxy silane is 1:3-2:1; and/or the number of the groups of groups,
the organic solution includes at least one of ethyl acetate or toluene.
4. A water storage device according to claim 1, wherein the prefabricated air permeable impermeable structure further comprises a support plate embedded in one side of the air permeable support layer adjacent to the bearing layer; one end of the seepage-proofing column is arranged on one surface of the supporting plate, which is far away from the base layer; the seepage-proofing column is adhered and fixed with the supporting plate.
5. A water storage device as claimed in claim 4, wherein the base layer is a foundation layer; and/or the ventilation supporting layer is a medium coarse sand air bag layer; and/or the bearing layer is a reinforced concrete layer; and/or the supporting plate is a concrete plate.
6. A method of construction of a water storage device, for obtaining a water storage device as claimed in any one of claims 1 to 5, the method comprising the steps of:
paving a base layer;
paving a breathable supporting layer on the foundation layer;
arranging a prefabricated ventilation impermeable structure on the ventilation supporting layer;
pouring a bearing layer on the ventilation supporting layer to enable the bearing layer to be wrapped around the prefabricated ventilation impermeable structure; the top surface of the bearing layer is lower than or flush with one surface of the prefabricated breathable seepage-proofing structure, which is far away from the base layer;
the water storage tank wall is arranged on the bearing layer, an accommodating space for accommodating water is formed by surrounding the water storage tank wall and the bearing layer, and the prefabricated ventilation impermeable structure is arranged at the bottom of the accommodating space to obtain the water storage device.
7. A method of constructing a water reservoir according to claim 6 wherein said disposing a prefabricated air permeable barrier on said air permeable support layer comprises:
embedding a prefabricated supporting plate on one surface of the breathable supporting layer, which is close to the bearing layer;
arranging one or more prefabricated seepage-proofing columns on the supporting plate, wherein the seepage-proofing columns are sequentially stacked from the base layer to the bearing layer; or alternatively, the first and second heat exchangers may be,
the setting of the prefabricated breathable anti-seepage structure on the breathable support layer comprises the following steps:
bonding a prefabricated impervious column or a plurality of laminated and bonded impervious columns on a prefabricated supporting plate to obtain a prefabricated breathable impervious structure;
and arranging the prefabricated ventilation impermeable structure on the ventilation supporting layer.
8. A method of constructing a water storage device as claimed in claim 7 wherein the method of prefabricating the barrier column comprises:
adding the surface modifier into the organic solution, and stirring to obtain a mixed solution;
adding the particulate matter and the dimethyl ether-organic silicon resin into the mixed solution to obtain a wet mixture;
and placing the wet mixture into an anti-seepage column mould, vibrating and compacting, standing for a preset time, and demoulding to obtain the anti-seepage column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410245079.8A CN117822690B (en) | 2024-03-05 | 2024-03-05 | Water storage device and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410245079.8A CN117822690B (en) | 2024-03-05 | 2024-03-05 | Water storage device and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117822690A true CN117822690A (en) | 2024-04-05 |
| CN117822690B CN117822690B (en) | 2024-06-28 |
Family
ID=90521168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410245079.8A Active CN117822690B (en) | 2024-03-05 | 2024-03-05 | Water storage device and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117822690B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967811A (en) * | 2009-07-27 | 2011-02-09 | 北京仁创科技集团有限公司 | Hydraulic structure |
| CN108999274A (en) * | 2018-07-18 | 2018-12-14 | 仁创生态环保科技股份有限公司 | A kind of ventilation anti-seepage bottom plate and the water-storing device comprising it |
| CN109183546A (en) * | 2018-09-25 | 2019-01-11 | 天津市水利科学研究院 | A kind of sponge urban road and its construction method using ventilation anti-seepage sand |
| CN110192477A (en) * | 2019-04-29 | 2019-09-03 | 同济大学 | A kind of Antiseepage water storage blanket and preparation method thereof for sand soil plantation |
-
2024
- 2024-03-05 CN CN202410245079.8A patent/CN117822690B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967811A (en) * | 2009-07-27 | 2011-02-09 | 北京仁创科技集团有限公司 | Hydraulic structure |
| CN108999274A (en) * | 2018-07-18 | 2018-12-14 | 仁创生态环保科技股份有限公司 | A kind of ventilation anti-seepage bottom plate and the water-storing device comprising it |
| CN109183546A (en) * | 2018-09-25 | 2019-01-11 | 天津市水利科学研究院 | A kind of sponge urban road and its construction method using ventilation anti-seepage sand |
| CN110192477A (en) * | 2019-04-29 | 2019-09-03 | 同济大学 | A kind of Antiseepage water storage blanket and preparation method thereof for sand soil plantation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117822690B (en) | 2024-06-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110453729B (en) | Steel mould partition plate assembly for flexible particle waterproof protective layer construction and construction method | |
| CN117822690B (en) | Water storage device and construction method thereof | |
| CN103696339A (en) | Preparation method for partial water permeation floor tiles and partial water permeation floor tiles | |
| KR101111655B1 (en) | method for reinforced of soft ground by using top pile | |
| CN210657862U (en) | Novel underdrain drain assembly | |
| KR100920688B1 (en) | Structure for reinforced of soft ground by using top pile | |
| KR100821985B1 (en) | Paving method of rubber chip | |
| CN210163743U (en) | Sponge type municipal road edge part position permeable system | |
| JP2007291656A (en) | Permeable lid for rainwater storage tank, and rainwater storage facility | |
| CN111535110B (en) | Road and construction method thereof | |
| CN104234432B (en) | Shed deckhead construction method | |
| CN109826485B (en) | Prefabricated base of communication tower and prefabrication process thereof | |
| CN211200460U (en) | Assembled integral underground space foundation member | |
| CN108943327B (en) | Prefabricated toilet caisson production method, prefabricated toilet caisson and prefabricated toilet | |
| CN210797245U (en) | Structure is backfilled to bridgehead abutment back of body | |
| CN203077458U (en) | Mold device for producing double-layer water draining pipeline | |
| CN102744781B (en) | Production method and die device for dual-layer draining pipeline | |
| CN112900455A (en) | Construction method for burying super-thick landscape table ceramsite and polystyrene board | |
| CN111549612A (en) | Permeable transformation technology for impervious concrete pavement | |
| CN218027787U (en) | Connecting structure for rigidity adjusting device and prefabricated hollow pile | |
| CN218373122U (en) | Concrete road surface structure permeates water on parking stall | |
| CN220747020U (en) | Self-healing concrete structure of permeable crystalline concrete post-pouring belt | |
| CN113860805B (en) | Green pervious concrete and preparation method thereof | |
| CN215714321U (en) | Anti-sinking ground structure | |
| KR100403566B1 (en) | Reinforced earth revetment established irregular natural stones on its skin |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |