TWI598490B - Rainwater recovery filter method and system - Google Patents

Rainwater recovery filter method and system Download PDF

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Publication number
TWI598490B
TWI598490B TW104141075A TW104141075A TWI598490B TW I598490 B TWI598490 B TW I598490B TW 104141075 A TW104141075 A TW 104141075A TW 104141075 A TW104141075 A TW 104141075A TW I598490 B TWI598490 B TW I598490B
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TW
Taiwan
Prior art keywords
water storage
water
storage space
base
brick
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Application number
TW104141075A
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Chinese (zh)
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TW201720994A (en
Inventor
yu-jie Shen
Original Assignee
Shen de-lu
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Publication date
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Priority to TW104141075A priority Critical patent/TWI598490B/en
Publication of TW201720994A publication Critical patent/TW201720994A/en
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Publication of TWI598490B publication Critical patent/TWI598490B/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting

Description

Rainwater recovery filter method and system
The invention relates to a recycling filtration method and system, in particular to a method and a system for collecting rainwater and medium water and recovering filtration.
It is known that in some roads, sidewalks, parking lots, etc., drainage bricks will be laid above the soil layer to allow rainwater to penetrate into the soil layer and help the soil to retain water. If the structure of the drainage brick is poorly designed, when the rainwater is too rapid, the water content of the soil layer adjacent to the drainage brick will reach saturation, which will slow down the penetration of the rainwater. This will cause the rainwater to be discharged less, and in severe cases, it will cause Water is accumulated in some areas, so the structural design of the drainage bricks is quite important. On the other hand, in the residential buildings, office buildings and other urban buildings, there will be a Reclaimed Water treatment system, mainly to collect some clean sewage, such as swimming pool water, kitchen drainage, bath water, etc. Simple filtration, sedimentation, etc., so that the water can be recycled and reused, for example, for toilet flushing or irrigation. In general, there is usually no facility for collecting rainwater around the water treatment system. The applicant believes that if the drainage brick design can be integrated with the water treatment system, it will help improve the rainwater filtration and drainage efficiency, as well as the water. Recycling efficiency.
Accordingly, it is an object of the present invention to provide a rainwater recovery filtration method and system that combines rainwater recovery filtration and drainage, and a water recovery processing function.
Therefore, the rainwater recovery filtration method of the present invention is applicable to application in a soil layer, and comprises: forming a middle water treatment channel, excavating the soil layer to form a space of a predetermined size, laying a graded ingredient at the bottom of the space and compacting the material. Forming a base portion, and at least one side wall portion is casted by reinforced concrete around the base portion, the middle water treatment channel including the base portion and the side wall portion, the side wall portion and the base portion together define a middle water storage Space; a culvert device is disposed beside the middle water treatment channel, the culvert device includes a water storage unit located at the bottom and defining a water storage space, and a storage unit is defined above the water storage unit a water storage base of the water space, and a surface brick disposed above the water storage base, the surface brick having at least one drainage hole for allowing water to seep into the water storage space; laying a pipeline to place a place for generating sewage The pipeline is connected to the middle water treatment channel, so that the sewage in the site can be discharged to the middle water storage space of the middle water treatment channel.
The rainwater recovery filtration system of the invention comprises: a middle water treatment channel and a culvert brick device. The medium water treatment channel includes a base portion and a side wall portion extending upward from a periphery of the base portion, the side wall portion and the base portion together define a middle water storage space. The culvert brick device is disposed around the middle water treatment channel and located between the middle water treatment channel and the soil layer, the culvert brick device comprises a water storage unit located at the bottom and defining a water storage space, A water storage base located above the water storage unit and defining a water storage space, and a surface brick disposed above the water storage base, the surface brick having at least one drainage hole for allowing water to seep into the water storage space.
The invention has the advantages that the invention can improve the drainage efficiency by combining the middle water treatment channel with the culvert brick device, and has the functions of rainwater recovery filtration and medium water recovery treatment.
Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.
Referring to Figures 1, 2 and 3, a first embodiment of the rainwater recovery filtration system of the present invention is disposed in a soil layer 1, and comprises: a middle water treatment channel 2, a culvert brick device 3, and several overflows. Tube 4, and a sterilizing device 5.
The intermediate water treatment channel 2 includes a base portion 21 and at least one side wall portion 22 extending upward from a peripheral edge of the base portion 21. The side wall portion 22 and the base portion 21 together define a medium water storage space 20. The base portion 21 is composed of a plurality of stone particles of different sizes. The side wall portion 22 of the present embodiment is made of reinforced concrete and extends upward from the peripheral edge of the base portion 21, but in practice, the side wall portion 22 may extend upward only from one side of the base portion 21, or It is also possible to provide two spaced apart side wall portions 22. The side wall portion 22 is designed to define the middle water storage space 20 together with other structures in the soil layer 1 and the base portion 21, and the structural form of the side wall portion 22 is not limited.
The culvert brick device 3 is disposed beside the middle water treatment channel 2, and the culvert brick device 3 can be disposed on one side, two sides, three sides or four sides of the middle water treatment channel 2 during implementation. The culvert brick device 3 is located between the intermediate water treatment channel 2 and the soil layer 1 and includes a plurality of adjacent culvert brick modules 30. Each of the culvert brick modules 30 of the present embodiment includes two water storage units 31 located at the bottom and stacked one above another, two water storage bases 32 adjacent to each other and located above the water storage units 31, and a setting The surface brick 33 above the water storage base 32.
Each of the water storage units 31 includes a hollow brick 35 including a top wall 311 and a bottom wall 312 spaced apart from each other, and a surrounding wall 313 integrally connected to the top wall 311 and the periphery of the bottom wall 312. The wall 313, the top wall 311 and the bottom wall 312 together define a water storage space 310. Further, each of the hollow bricks 35 further includes a partition wall 314 that partitions the water storage space 310 from the two space portions 315. However, in the implementation, it is not necessary to provide the partition wall 314 and to separate the water storage space 310 from the two space portions 315. The hollow brick 35 of the present embodiment is not provided with a hole on the surface of the entire wall portion, so the water storage space 310 is a closed space. However, since the hollow brick 35 is made of brick material, the pores of the brick material are still allowed to penetrate water, so the moisture in the soil layer 1 or the water flowing downward from the hollow brick 35 can still enter through the wall portions of the hollow brick 35. The water storage space 310 is stored, and in the same manner, the water in the hollow brick 35 can slowly infiltrate into the soil layer 1 outward. The advantage of using the hollow brick 35 is that it is light in weight and can retain water and water storage performance.
Each of the water storage bases 32 is made of a brick material, and includes a water storage bottom wall 321 and a water storage surrounding wall 322 extending upward from the peripheral edge of the water storage bottom wall 321 . The water storage surrounding wall 322 and the water storage wall 322 The water storage bottom wall 321 collectively defines a water storage space 320 with an opening facing upward. The water storage space 320 may be provided with a plurality of water retaining particles 34 and/or biochar, that is, the water retaining particles 34 and the biochar may be disposed or disposed together. The water retaining particles 34 are granular bodies having a water retaining function. In the present embodiment, the water retaining particles 34 are made of clay or sludge and are formed by high temperature calcination, have better structural strength, and retain water and culvert. Water function. The water retaining particles 34 are, for example, a stone. The use of stone and bio-carbon has the effect of filtering heavy metals and harmful substances.
The surface bricks 33 cover the water storage bases 32 and have a plurality of drainage holes 331 extending through the top and bottom surfaces thereof. The drainage holes 331 allow moisture to pass through and ooze down into the water storage spaces 320.
It should be noted that, in implementation, the number of the water storage unit 31, the water storage base 32 and the surface brick 33 of each culvert brick module 30 may also be changed, and the number of the three may be a pair of all three. Correspondingly, it can also be combined with other various quantities, as long as the three can be matched with the settings to achieve the function of water and water retention. In the present embodiment, the top of the upper water storage unit 31 is approximately equal to the top of the middle water treatment channel 2, and the heights of the water storage base 32 and the surface bricks 33 are higher than the middle water treatment. The top of channel 2.
The overflow pipes 4 connect the middle water storage space 20 with the water storage space 320 of the culvert device 3. When the water stored in the water storage space 320 is large, or when the rain and rainfall are excessive, the water of the water storage space 320 can be guided to the middle water storage space 20 via the overflow pipe 4 to reach the drainage. Features. On the other hand, in the present invention, the overflow pipe 4 may be omitted, and when the water in the water storage space 320 is excessive, it may directly flow into the intermediate water storage space 20 by means of automatic overflow. When the water in the water storage space 310 is too much, it may automatically overflow to the water storage space 320 and then enter the middle water storage space 20 for storage.
The sterilizing device 5 includes a sterilizing body disposed at the end of the middle water treatment channel 2 and shown at the end, and a gas delivery pipe 51 connecting the sterilizing body and the middle water storage space 20. The sterilizing body is, for example, an ozone generator or an automatic chlorinating device, and further, ozone or chlorine gas can be transported to the water in the intermediate water storage space 20 via the gas delivery pipe 51, which can eliminate harmful bacteria and inhibit the growth of harmful algae. In addition, the sterilizing body may also inject air into the intermediate water treatment channel 2 through the gas delivery pipe 51, because as long as the gas can be injected into the middle water storage space 20, and bubbles are generated in the water to cause water to flow, the water can be dissolved. Oxygen, kill anaerobic bacteria.
Referring to Figures 2 to 4, a first embodiment of the rainwater recovery filtration method of the present invention is applied to the soil layer 1, which may refer to a soil layer 1 on a building, a community periphery, or a road. The method of the invention comprises:
Step 61: Form the middle water treatment channel 2, first plan the width and depth required to excavate the grass ditch and the middle water treatment channel 2 in the land or building range, and excavate the soil layer 1 to form a space of a predetermined size. Then, the bottom layer is graded at the bottom of the space, the graded ingredients (including several stones of different sizes) are laid and compacted to form the base portion 21 of the middle water treatment channel 2, and the base portion 21 is formed to avoid the soil below Uneven condition due to rain washing. Next, the side wall portion 22 is poured and formed by reinforced concrete around the base portion 21, thereby performing the completion of the intermediate water treatment channel 2.
Step 62: The culvert brick device 3 is disposed on one side or more sides of the middle water treatment channel 2, and the culvert brick device 3 is first disposed at the bottom of the space layer 1 of the soil layer 1 The water storage base 32 and the surface brick 33 are laid, and the water storage space 320 of the water storage base 32 is provided with the water retention particles 34 and/or bio-carbon.
Step 63: Install the overflow pipes 4 to connect the middle water storage space 20 with the water storage spaces 320 of the culvert device 3.
Step 64: Install the sterilizing device 5 next to the middle water treatment channel 2, and connect the gas pipe 51 to the middle water storage space 20.
Step 65: laying a pipeline, connecting a place where sewage is generated to the pipeline of the intermediate water treatment channel 2, so that the sewage of the site can be discharged to the middle water storage space 20. The site, such as a community house, an office building, etc., will discharge domestic sewage, and the site may be, for example, a parking lot or a road ditch.
In the present invention, the domestic sewage of a building or a community can be transported to the middle water treatment channel 2 for processing, and the treated middle water can be guided to a storage tank not shown to facilitate recycling and reuse. It can be used for flushing, irrigating flowers and so on. Moreover, the culvert brick device 3 is disposed beside the middle water treatment channel 2, and has the function of collecting and filtering rainwater. The rainwater can enter the water storage base 32 from the drain hole 331 of the surface bricks 33 when it is raining, and can also penetrate the water storage bottom wall 321 of the water storage base 32 to enter the water storage unit 31. The moisture can also be stored in the water storage space 310 of the water storage unit 31. In this way, the moisture which the soil layer 1 cannot absorb in a short time can be stored, and when the water saturation of the soil layer 1 is lowered, the accumulated rainwater is slowly released into the soil layer 1, thereby improving The purpose of drainage efficiency. In addition, when the amount of water in the water storage space 320 is excessive or the amount of rainwater is large, the water can flow into the intermediate water treatment channel 2 through the automatic overflow mode, and the present invention is When the water in the water storage space 320 is too much, drainage can be performed, so that the middle water treatment channel 2 can collect rainwater and treat the rainwater for reuse.
Referring to FIG. 5, when the system of the present invention is applied, it is also possible to use a plurality of systems adjacent to each other, and when laying on the bottom non-flat soil layer 1, the height of each system may be high or low depending on the installation location, for various Terrain can be applied. Moreover, a draft tube 41 can also be provided between each group of systems to help drain drainage.
In addition, the culvert brick device 3 of the present invention can be disposed beside the middle water treatment channel 2, and can also be disposed around the root of the road ascending tree, which can help the water storage and water retention of the root portion of the road tree to maintain sufficient water at the root of the tree. .
In summary, by combining the middle water treatment channel 2 with the culvert brick device 3, the invention can improve the drainage efficiency, and has the functions of rainwater recovery filtration and middle water recovery treatment, and is applied to community houses, Urban buildings such as office buildings and public places can improve the efficiency of rainwater filtration, drainage and water treatment.
Referring to FIG. 6, a second embodiment of the rainwater recovery filtration system of the present invention is different from the first embodiment in that the water storage unit 31 of each culvert brick module 30 of the present embodiment includes a plurality of vertical and horizontal sections. Bricks 36 are staggered in a grid shape and collectively define a plurality of water storage spaces 30. Specifically, the bricks 36 of the present embodiment are elongated and stacked on top of each other, wherein the plurality of bricks 36 of the odd-numbered layers are parallel to each other, and the plurality of bricks 36 of the even-numbered layers are also spaced apart from each other. And the odd-numbered layers of the bricks 36 are perpendicular to the direction in which the bricks 36 of the even-numbered layers extend. These water storage spaces 30 can be formed between the bricks 36 by the matching of the bricks 36.
However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the equivalent equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still The scope of the invention is covered.
<TABLE border="1" borderColor="#000000" width="_0001"><TBODY><tr><td> 1·········· Soil layer 2········ ··中水处理系统20········ 中水储空间 21········ Base bottom 22········ Side wall section 3········ ··Culvert brick device 30········ Culvert brick module 31········ Water storage unit 310······ Water storage space 311······· Top wall 312······ bottom wall 313······ surrounding wall 314······ partition wall 315······ Space section </td><td> 32···· ···· Water storage base 320······ Water storage space 321······ Water storage bottom wall 322······ Water storage wall 33········ 331······ Drainage holes 34······························································································· ··Overflow tube 41········ Deflector 5············································································ ></tr></TBODY></TABLE>
Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: Figure 1 is a perspective exploded view of a culvert module of a first embodiment of the rainwater recovery filter system of the present invention. 2 is a side cross-sectional view of a culvert device of the first embodiment; FIG. 3 is a partial cross-sectional front view of the first embodiment; FIG. 4 is a first view of the rainwater recovery filter method of the present invention. Figure 5 is a partial cross-sectional side view showing a rainwater recovery filtration system of the present invention which can be arranged in multiple groups; and Figure 6 is a cross-sectional view showing a second of the rainwater recovery filtration system of the present invention. A culvert brick module of an embodiment.
<TABLE border="1" borderColor="#000000" width="_0002"><TBODY><tr><td> 1·········· Soil layer 2········ ··中水处理系统20········ 中水储空间 21········ Base bottom 22········ Side wall section 3········ ··Culvert brick device 30········ Culvert brick module 31········ Water storage unit 310······ Water storage space 311······· Top wall 312······ Bottom wall </td><td> 313······ Surrounding wall 32········ Water storage base 320······ Water storage space 33 ········ Surface brick 331······ Drain hole 34························································································ · Irrigation tube 5·········· Sterilization device 51·········Gas pipe</td></tr></TBODY></TABLE>

Claims (8)

  1. A rainwater recovery filtration method is applied to a soil layer and comprises: forming a middle water treatment channel, excavating the soil layer to form a predetermined size space, laying a graded ingredient at the bottom of the space and compacting it to form a base portion, wherein at least one side wall portion is formed by reinforced concrete around the base portion, the middle water treatment channel includes the base portion and the side wall portion, the side wall portion and the base portion together define a middle water storage space; A culvert device is disposed beside the middle water treatment channel, the culvert device includes a water storage unit located at the bottom and defining a water storage space, and a water storage unit above the water storage unit and defining a water storage space a water storage base, and a surface brick disposed above the water storage base, the surface brick having at least one drainage hole for allowing water to seep into the water storage space; and laying a pipeline to place a place where sewage is generated The middle water treatment channel is connected by pipelines, so that the sewage in the place can be discharged to the middle water storage space of the middle water treatment channel; wherein the rainwater recovery filtering method Mounting at least one overflow pipe connected to the water storage space in the storage space, the overflow pipe can supply water to the water space of the water storage reservoir.
  2. According to the rainwater recovery filtering method of claim 1, a sterilizing device is further disposed beside the middle water treatment channel, and the sterilizing device includes a gas pipe connecting the middle water storage space and capable of conveying the gas to the middle water storage space. The water storage space of the water storage base is provided with a plurality of water retaining particles and/or biocarbon.
  3. The rainwater recovery filtration method according to claim 1 or 2, wherein the water storage unit comprises a hollow brick, and the hollow brick comprises a top wall and a bottom partitioned a wall, and a surrounding wall integrally connected to the top wall and the periphery of the bottom wall, the surrounding wall, the top wall and the bottom wall together define the water storage space.
  4. The rainwater recovery filtration method according to claim 1 or 2, wherein the water storage unit comprises a plurality of bricks which are staggered in a grid shape and collectively define the water storage space.
  5. A rainwater recovery filtration system disposed in a soil layer and comprising: a middle water treatment channel comprising a base portion and a side wall portion extending upward from a periphery of the base portion, the side wall portion being defined together with the base portion a medium water storage space; and a culvert brick device disposed around the middle water treatment channel and located between the middle water treatment channel and the soil layer, the culvert brick device comprising a bottom portion and defining a storage a water storage unit of the water space, a water storage base located above the water storage unit and defining a water storage space, and a surface brick disposed above the water storage base, the surface brick having at least one water permeating a drain hole of the water storage space; wherein the rainwater recovery filter system further comprises at least one overflow pipe connecting the middle water storage space and the water storage space, the overflow pipe can supply the water stored in the water storage space to the Medium water storage space.
  6. The rainwater recovery filtration system of claim 5, further comprising a sterilizing device disposed adjacent to the intermediate water treatment channel, the sterilizing device comprising a connection to the middle water storage space and capable of transporting gas to the intermediate water storage space Air pipe.
  7. The rainwater recovery filtration system of claim 5, wherein the water storage space of the culvert brick device is provided with a plurality of water retention particles and/or biocarbon.
  8. The rainwater recovery filtration system according to any one of claims 5 to 7, wherein the water storage unit comprises a hollow brick comprising a top wall and a bottom wall spaced apart from each other, and an integral connection to the top wall And a surrounding wall surrounding the bottom wall, the surrounding wall, the top wall and the bottom wall together define the water storage space.
TW104141075A 2015-12-08 2015-12-08 Rainwater recovery filter method and system TWI598490B (en)

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TW104141075A TWI598490B (en) 2015-12-08 2015-12-08 Rainwater recovery filter method and system

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TWI598490B true TWI598490B (en) 2017-09-11

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CN108159744B (en) * 2018-01-03 2021-01-29 中国农业大学 Equipment type low-pressure permeation combined filter

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