CN115094982A - Community waterlogging prevention rapid coping system based on flexible city - Google Patents

Community waterlogging prevention rapid coping system based on flexible city Download PDF

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Publication number
CN115094982A
CN115094982A CN202210915830.1A CN202210915830A CN115094982A CN 115094982 A CN115094982 A CN 115094982A CN 202210915830 A CN202210915830 A CN 202210915830A CN 115094982 A CN115094982 A CN 115094982A
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China
Prior art keywords
water
community
screen
partition plate
baffle
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Granted
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CN202210915830.1A
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Chinese (zh)
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CN115094982B (en
Inventor
刘贺
张春敏
吕锐
薛争争
孟寒冬
苗琨
李华威
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Zhengzhou Civil Air Defense Engineering Design And Research Institute
Zhengzhou Planning Survey Design And Research Institute
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Zhengzhou Civil Air Defense Engineering Design And Research Institute
Zhengzhou Planning Survey Design And Research Institute
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Priority to CN202210915830.1A priority Critical patent/CN115094982B/en
Publication of CN115094982A publication Critical patent/CN115094982A/en
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Publication of CN115094982B publication Critical patent/CN115094982B/en
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    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B11/00Arrangements or adaptations of tanks for water supply
    • E03B11/10Arrangements or adaptations of tanks for water supply for public or like main water supply
    • E03B11/12Arrangements or adaptations of tanks for water supply for public or like main water supply of high-level tanks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/30Particle separators, e.g. dust precipitators, using loose filtering material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/62Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/88Replacing filter elements
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B3/00Methods or installations for obtaining or collecting drinking water or tap water
    • E03B3/02Methods or installations for obtaining or collecting drinking water or tap water from rain-water
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00Water main or service pipe systems
    • E03B7/07Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
    • 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

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Sewage (AREA)

Abstract

The invention discloses a community waterlogging prevention rapid coping system based on a flexible city, which relates to the field of flexible city community planning and construction and solves the problem that community residents use water inconveniently when a flood disaster happens, wherein the community waterlogging prevention rapid coping system comprises a community building, a water tank, a water inlet control structure and a filtering structure; the top of a community building is provided with a water tank for storage, the water tank is provided with a plurality of groups of bearing structures for controlling rainwater to enter, and the water tank is internally provided with a filtering structure for filtering rainwater; according to the invention, the water tank for storing rainwater is arranged on the roof of the community building, so that purified rainwater can be provided for residents to be used as domestic water when the residents suffer from flood disasters, the system is reasonable in design, and the roof of the community building cannot be damaged on the premise of storing water.

Description

Community waterlogging prevention rapid coping system based on flexible city
Technical Field
The invention relates to the field of tough city community planning and construction, in particular to a community waterlogging prevention rapid coping system based on tough cities.
Background
The concept of toughness or elasticity was originally proposed by canadian scholars, and with the continuous development of toughness research, the research direction of toughness is extended from initial ecology to human ecology, and further the toughness is expanded to be applied to urban research, and the process is considered as the basis of the urban theoretical research on toughness. In recent years, in the disaster prevention field, whether a disaster-stricken object can rebound or recover by relying on external assistance as little as possible when the disaster-stricken object faces a disaster is taken as a standard for judging whether a city or a community has disaster prevention toughness.
With the rapid development of urbanization, the original natural water system in the city is continuously invaded by city construction, so that the flood control capability of the city is reduced, and the disaster resistance capability is weakened. The community is a basic composition unit of a city and a basic carrier for bearing natural disasters, and the community has basic disaster emergency response capability and has the function of counteracting disaster destructiveness.
When flood disasters occur, urban water supply and power supply systems are easily polluted and damaged, so that residents in a community have difficulty in using water, although the community can provide emergency water after disasters, the general water quantity of the emergency water is limited, and the drinking requirements of the residents can be met only, so that domestic water for washing, flushing and the like in daily life of the residents and a closestool cannot be met, and the health of the residents is influenced.
Disclosure of Invention
The invention aims to: the utility model provides a community prevents waterlogging and deals with system fast based on toughness city for solve the inconvenient problem of community resident's water use when the flood calamity takes place.
The technical scheme adopted by the invention is as follows: a community waterlogging prevention rapid coping system based on a flexible city comprises a community building, a water tank, a water inlet control structure and a filtering structure.
The community building top sets up and is used for storing the water tank, it is used for controlling the rainwater entering to set up the multiunit on the water tank intake control structure, set up the filtration that is used for filtering the rainwater in the water tank.
The water tank includes box, last baffle, lower baffle and inlet opening, go up the baffle with baffle top-down sets gradually down in the box, from last to separating for epicoele, lumen and the three cavity of resorption in proper order down with the box inner chamber, evenly set up on the last baffle the inlet opening all corresponds in every inlet opening and is provided with intake control structure with filtration.
The lowest part of the upper cavity is provided with a sewer pipe, the sewer pipe is communicated with the lower cavity through a flow guide pipe, a control valve is arranged on the sewer pipe below the flow guide pipe, and the lowest part of the middle cavity supplies domestic water to residents in each layer through a water supply pipe.
The highest place of well chamber is provided with the wet return, through wet return and the recovery water tank intercommunication on community's ground.
The water inlet control structure comprises a connecting rod, a floating ball and a baffle, the lower end of the connecting rod penetrates through the upper partition plate and the lower partition plate in a connecting mode, extends into the lower cavity and is provided with the floating ball, the upper end of the connecting rod is provided with the baffle, and the baffle covers the water inlet hole.
Further, install in the box and be used for supporting go up the baffle with bearing structure of baffle down, bearing structure includes stand, goes up bearing net, lower bearing net and backing plate.
The stand is perpendicular to be set up the building top of community, and top-down fixes in proper order on the stand go up bear the weight of the net with bear the weight of the net down, go up the baffle with the baffle is installed respectively at last bear the weight of the net under and on bearing the weight of the net, sets up between stand bottom and the building of community the backing plate is used for the dispersed pressure, reduces the pressure of stand to the building roof of community. The upper bearing net and the lower bearing net are welded by structural steel which is arranged in a staggered mode.
Furthermore, the filtering structure comprises an outer screen, a lower baffle, an upper water retaining ring, inner filter cotton, activated carbon, outer filter cotton, a first screen, a second screen and a third screen, wherein the outer screen is tubular with openings at the upper end and the lower end, the lower opening end of the outer screen is fixed with the upper water retaining ring, the upper opening end of the outer screen is fixed on the lower surface of the upper baffle, the upper water retaining ring is arranged in the outer screen, the first screen, the second screen and the third screen are sequentially arranged between the upper water retaining ring and the lower baffle from inside to outside, the inner filter cotton is filled between the first screen and the second screen, the activated carbon is filled between the second screen and the third screen, and the outer filter cotton is filled between the third screen and the outer screen.
Furthermore, the baffle is screwed with a fastening nut after penetrating through the upper end of the link rod, and a limiting ring used for limiting the axial position of the baffle is arranged below the baffle.
Furthermore, the upper water retaining ring is screwed in the outer screen mesh through threads, and the upper water retaining ring can be conveniently opened when the inner-layer filter cotton, the activated carbon and the outer-layer filter cotton need to be replaced or maintained.
Furthermore, the guide pipe is arranged in an upward inclined mode, and the lower end of the guide pipe is communicated with the sewer pipe.
Furthermore, the control valve is arranged close to the lower end of the flow guide pipe and is a normally open electromagnetic valve, and an emergency power supply is arranged on the control valve in a matched mode.
Further, the height of the box body is 0.15 meter.
Furthermore, the water return pipe is connected with a water pump through a backwashing pipe, and the tail end of the water return pipe is provided with a water return pipe stop valve; and a water supply pipe stop valve is installed at the tail end of the water supply pipe, and a water distribution pipe stop valve is installed on a pipeline of the water supply pipe supplying water to each floor.
Further, the distance between the upper partition plate and the lower partition plate is 0.1 meter, the distance from the upper partition plate to the top of the box body is 0.02 meter, and the distance from the lower partition plate to the community building roof is 0.03 meter.
In conclusion, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the water tank for storing rainwater is arranged on the roof of the community building, so that purified rainwater can be provided for residents to be used as domestic water when the residents suffer from flood disasters, and the system is reasonable in design, and cannot damage the roof of the community building on the premise of storing water;
2. the water tank is divided into an upper cavity, a middle cavity and a lower cavity respectively, water is supplied into the lower cavity, the purpose of triggering the water inlet control structure is achieved, rainwater in the upper cavity can flow into the middle cavity to be stored, the highest point and the lowest point of the middle cavity are provided with the water return pipe and the water supply pipe respectively, purified rainwater can flow into the building interlayer through the water supply pipe by means of self weight, excessive rainwater in the middle cavity can also flow into the ground recovery water tank through the water return pipe, and rainwater waste is avoided;
3. according to the rainwater inlet control system, the on-off of the control valve is controlled, so that whether front-section abandoned rainwater can enter the lower cavity or not can be controlled, the triggering condition of the water inlet control structure is controlled, whether a rapid coping system is used for collecting rainwater or not can be selected according to the disaster occurrence condition, and the water inlet control structure is a normally open electromagnetic valve and is convenient to use when a disaster occurs;
4. according to the invention, the weight sensor is arranged between the end part of the telescopic rod of the first cylinder and the mounting frame, and the weight sensor is used for judging the weight of the bottle blank in the transfer box, so that the automatic control of the first cylinder is realized, and the labor is saved;
5. the upper partition plate and the lower partition plate are supported by the bearing structure, so that the mounting strength of the upper partition plate and the lower partition plate is improved, the upper partition plate and the lower partition plate are prevented from being damaged when in use, the reliability of a quick response system in use is improved, and the base plate is arranged between the bearing structure and a community building roof, so that the pressure of the bearing structure on the community building roof can be dispersed, and the damage of the community building roof caused by concentrated pressure is avoided;
6. the inner-layer filter cotton, the activated carbon and the outer-layer filter cotton filter rainwater along the radial line direction, and on the premise of filtering rainwater, the filter elements arranged along the radial line direction only need to increase the diameter of the outer screen and do not need to increase the height of the outer screen relative to the filter elements arranged along the axial line direction, so that the purpose of saving the inner space of the middle cavity is achieved;
7. according to the invention, the baffle is fixed on the link rod through the fastening nut, so that the baffle can be easily taken down from the link rod by unscrewing the fastening nut when the filtering structure is cleaned and maintained. The upper water retaining ring is screwed in the outer screen mesh through threads, and can be conveniently opened when inner filter cotton, active carbon and outer filter cotton need to be replaced or maintained;
8. the control valve is arranged close to the lower end of the flow guide pipe, so that a small amount of rainwater accumulated in the sewer pipe can enter the lower cavity from the flow guide pipe, and the phenomenon that the rainwater accumulated in the sewer pipe is too large to cause higher pressure of the rainwater is avoided, so that the rainwater falls off from the outside of a community building;
9. according to the invention, water in the recovery water tank is pumped by the water pump and is conveyed into the middle cavity through the backwashing pipe and the water return pipe to flush the interior of the middle cavity, so that the middle cavity is convenient to maintain and clean;
10. the height of the box body is 0.15 meter. The roof load is generally 2.0 KN/square meter, and the inherent weight of the water tank, the bearing structure, the water inlet control structure and the filtering structure can be ensured not to exceed the maximum load born by the roof of the community building when the weight of rainwater in the upper cavity, the middle cavity and the lower cavity is added;
11. the invention can not only meet the normal use of the upper cavity, the middle cavity and the lower cavity, but also maximize the volume of the middle cavity and provide more water demand by reasonably distributing the volumes of the upper cavity, the middle cavity and the lower cavity.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the roof of the community building of the present invention;
FIG. 3 is a schematic structural view of a water inlet control structure according to the present invention;
FIG. 4 is a schematic view of the filter structure of the present invention;
fig. 5 is a cross-sectional view of a filter structure according to the present invention.
Description of the reference numerals:
1. building a community; 2. a water tank; 21. a box body; 22. an upper partition plate; 23. a lower partition plate; 24. a water inlet hole; 3. a load bearing structure; 31. a column; 32. loading a bearing net; 33. a lower bearing net; 34. a base plate; 4. a water inlet control structure; 41. a link rod; 42. a floating ball; 43. a baffle plate; 44. fastening a nut; 45. a limiting ring; 5. a filter structure; 51. an outer screen; 52. a lower baffle plate; 53. an upper water retaining ring; 54. inner layer filter cotton; 55. activated carbon; 56. outer layer cotton filtering; 57. a first screen; 58. a second screen; 59. a third screen; 6. a water return pipe; 61. a water return pipe stop valve; 7. a recovery water tank; 8. a water supply pipe; 81. a water supply pipe cut-off valve; 82. a shunt pipe stop valve; 9. a flow guide pipe; 10. a sewer pipe; 11. a control valve; 12. a water pump; 13. and (4) backwashing the pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
FIGS. 1-5 show: a community waterlogging prevention rapid coping system based on a tough city comprises a community building 1, a water tank 2, a water inlet control structure 4 and a filtering structure 5.
1 top setting of community's building is used for the water tank 2 of storing, sets up the multiunit on the water tank 2 and is used for controlling the inflow control structure 4 that the rainwater got into, sets up the filtration 5 that is used for filtering and water in the water tank 2.
The water tank 2 comprises a tank body 21, an upper partition plate 22, a lower partition plate 23 and water inlet holes 24, wherein the upper partition plate 22 and the lower partition plate 23 are sequentially arranged in the tank body 21 from top to bottom, an inner cavity of the tank body 21 is sequentially divided into an upper cavity, a middle cavity and a lower cavity from top to bottom, the water inlet holes 24 are uniformly formed in the upper partition plate 22, and a water inlet control structure 4 and a filtering structure 5 are correspondingly arranged in each water inlet hole 24.
The lowest part of the upper cavity is provided with a downcomer 10, the downcomer 10 is communicated with the lower cavity through a diversion pipe 9, a control valve 11 is arranged on the downcomer 10 below the diversion pipe 9, and the lowest part of the middle cavity supplies domestic water to residents on each layer through a water supply pipe 8.
When taking place flood disasters and raining, the rainwater that falls on last baffle 22 flows to community ground through downcomer 10, when the rainwater needs to be stored, close control valve 11, the rainwater is saved in downcomer 10, the rainwater of saving in downcomer 10 gets into the cavity down through honeycomb duct 9, control structure 4 triggers intaking under the effect of rainwater buoyancy, intake opening 24 is opened when control structure 4 is lifted, later the rainwater in the epicoele passes through intake opening 24 and flows into filtration 5 at first, the purification back through filtration 5 then stores in the cavity, the rainwater of storing in the cavity supplies water to each layer resident on high-rise through delivery pipe 8. And during initial rainfall, the rainwater of first 2-5 mm generally pollutes seriously, causes filtration 5 easily to filter the difficulty, consequently leads the rainwater of anterior segment to the intracavity down through honeycomb duct 9, realizes abandoning class of initial rainwater, improves the quality of the rainwater of collecting.
The highest point of lumen is provided with wet return 6, through wet return 6 and the 7 intercommunications of recovery tank on community ground, consequently under the prerequisite of guaranteeing resident domestic water, in passing through wet return 6 and storing into recovery tank 7 with unnecessary water, neither makes the waste of water, can also avoid the lumen internal water volume too much, leads to water tank 2 to load too greatly.
When water supply to the middle cavity is not needed, the control valve 11 is opened, rainwater in the upper cavity flows down through the lower water pipe 10, and rainwater in the lower cavity firstly flows into the lower water pipe 10 through the flow guide pipe 9 and finally flows down through the lower water pipe 10.
The water inlet control structure 4 comprises a link rod 41, a floating ball 42 and a baffle 43, wherein the lower end of the link rod 41 successively penetrates through the upper partition plate 22 and the lower partition plate 23 to extend into the lower cavity and is provided with the floating ball 42, the upper end of the link rod is provided with the baffle 43, and the baffle 43 covers the water inlet hole 24.
After rainwater enters the lower cavity through the flow guide pipe 9, the floating ball 42 is subjected to the buoyancy of the rainwater, and the baffle 43 covering the water inlet hole 24 is jacked up through the connecting rod 41, so that the rainwater can flow into the lower cavity from the water inlet hole 24.
Example 2
The present embodiment is different from embodiment 1 in that: the box 21 is internally provided with a bearing structure 3 for supporting the upper partition 22 and the lower partition 23, and the bearing structure 3 comprises a column 31, an upper bearing net 32, a lower bearing net 33 and a backing plate 34.
The upright column 31 is vertically arranged at the top of the community building 1, the upper bearing net 32 and the lower bearing net 33 are sequentially fixed on the upright column 31 from top to bottom, the upper partition plate 22 and the lower partition plate 23 are respectively arranged on the upper bearing net 32 and the lower bearing net 33, a base plate 34 is arranged between the bottom end of the upright column 31 and the community building 1 and used for dispersing pressure, and the pressure of the upright column 31 on the roof of the community building 1 is reduced. The upper bearing net 32 and the lower bearing net 33 are net structures made of staggered structural steel through welding.
The rainwater pressure in the upper chamber and the middle chamber is respectively loaded on the upper clapboard 22 and the lower clapboard 23, when the rainwater amount is too large, the pressure caused by the corresponding upper clapboard 22 and the lower clapboard 23 is also large, and the upper clapboard 22 and the lower clapboard 23 are easy to be disconnected from the connection part of the box body 21. And the upper and lower partitions 22 and 23 are also easily broken due to the large span of the upper and lower partitions 22 and 23. Therefore, the upper bearing net 32 and the lower bearing net 33 are respectively arranged on the lower surfaces of the upper partition 22 and the lower partition 23 to support and share pressure, the upper bearing net 32 and the lower bearing net 33 are supported by the upright columns 31, and the pressure of the upper bearing net 31 and the lower bearing net 33 on the roof of the community building 1 is shared by the upright columns 31.
Example 3
The present embodiment is different from embodiment 1 in that: the filtering structure 5 comprises an outer screen 51, a lower baffle 52, an upper water retaining ring 53, an inner filter cotton 54, activated carbon 55, an outer filter cotton 56, a first screen 57, a second screen 58 and a third screen 59, wherein the outer screen 51 is tubular with openings at the upper end and the lower end, the upper water retaining ring 53 is fixed at the lower opening end of the outer screen, the upper opening end of the outer screen is fixed on the lower surface of the upper partition 22, the upper water retaining ring 53 is arranged in the upper water retaining ring, the first screen 57, the second screen 58 and the third screen 59 are sequentially arranged from inside to outside between the upper water retaining ring 53 and the lower baffle 52, the inner filter cotton 54 is filled between the first screen 57 and the second screen 58, the activated carbon 55 is filled between the second screen 58 and the third screen 59, and the outer filter cotton 56 is filled between the third screen 59 and the outer screen 51.
When the rainwater flows into the filtering structure 5 through the water inlet holes 24, the rainwater is gathered in the first screen mesh 57 through the surface of the upper water retaining ring 53, the rainwater in the first screen mesh 57 sequentially flows through the first screen mesh 57, the inner layer filter cotton 54, the second screen mesh 58, the third screen mesh 59 and the outer layer filter cotton 56 along the radial line direction of the outer screen mesh 51, finally flows out of the sieve holes of the outer screen mesh 51, and is filtered by the inner layer filter cotton 54, the activated carbon 55 and the outer layer filter cotton 56, so that most impurities in the rainwater can be filtered, and the rainwater meets the requirements of domestic water of residents. Due to the existence of the water return pipe 6, the top space of the middle cavity cannot be used for water storage, and in order to obtain a larger filtering area, the diameter of the outer screen 51 is only required to be increased relative to the filter element arranged along the axial direction, and the height of the outer screen 51 is not required to be increased, so that the purpose of saving the inner space of the middle cavity is achieved.
Example 4
The present embodiment is different from embodiment 1 in that: a baffle 43 is screwed with a fastening nut 44 after penetrating through the upper end of the link rod 41, and a limit ring 45 for limiting the axial position of the baffle 43 is arranged below the baffle 43.
Since the interior of the filter structure 5 needs to be cleaned and maintained after a certain period of use, the baffle 43 is fixed to the link rod 41 by the fastening nut 44, and the baffle 43 can be easily removed from the link rod 41 by unscrewing the fastening nut 44 when the filter structure 5 is cleaned and maintained.
And the upper water-retaining ring 53 is screwed in the outer screen 51 through threads, so that the upper water-retaining ring 53 can be conveniently opened when the inner filter cotton 54, the activated carbon 55 and the outer filter cotton 56 need to be replaced or maintained.
Example 5
The present embodiment is different from embodiment 1 in that: the draft tube 9 is disposed to be inclined upward, and its lower end is communicated with the downcomer 10. The honeycomb duct 9 that the tilt up set up can avoid when need not supplying water to the intracavity down, and the rainwater passes through honeycomb duct 9 and gets into the intracavity down.
Example 6
This embodiment is different from embodiment 5 in that: the control valve 11 is arranged immediately below the lower end of the flow guide tube 9.
When closing control valve 11, make the rainwater save the height of lower chamber in lower water pipe 10, the rainwater can get into lower intracavity through honeycomb duct 9, if control valve 11 mounted position crosses lowly, then need to hold too much rainwater in the downcomer 10, then can cause the interior accumulational rainwater of downcomer 10 too much this moment, increase downcomer 10's pressure, make downcomer 10 drop from the 1 outside of community's building, consequently only 5CM between the mounted position of control valve 11 to the lower extreme of honeycomb duct 9, make only need to hold a small amount of rainwater in the downcomer 10, can follow and get into lower intracavity in the honeycomb duct 9.
Example 7
The present embodiment is different from embodiment 5 in that: because the mounting height of control valve 11 is too high, be difficult to operate it, consequently control valve 11 is normally open solenoid valve to 11 supporting emergency power sources that are provided with of control valve, when the community suffered the flood disaster and produced the power failure, can be convenient control valve 11.
Example 8
The present embodiment is different from embodiment 1 in that: the water return pipe 6 is connected with a water pump 12 through a backwashing pipe 13, and the tail end of the water return pipe 6 is provided with a water return pipe stop valve 61; a water supply pipe stop valve 81 is installed at the end of the water supply pipe 8, and a water distribution pipe stop valve 82 is installed on a pipeline through which the water supply pipe 8 supplies water to each floor.
After using a period of time, need clear up the intracavity, can draw the water in the recovered water tank 7 through water pump 12 this moment, supply water in to wet return 6 through backwash pipe 13, pump the water pump to the intracavity in through wet return 6, wash its inside, the water that washes flows to ground down through delivery pipe 8.
When water is supplied into the middle chamber through the return pipe 6, the return pipe cut-off valve 61 is closed.
When water is supplied to each floor, the water diversion pipe stop valve 82 is opened, the water supply pipe stop valve 81 is closed, and purified rainwater in the middle cavity is prevented from flowing to the ground through the water supply pipe 8; when the middle cavity is washed, the water distribution pipe stop valve 82 is closed, and the water supply pipe stop valve 81 is opened to discharge sewage.
Example 9
The present embodiment is different from embodiment 1 in that: the height of the tank 21 is 0.15 m.
The load of the roof is generally 2.0 kN/square meter, namely the maximum weight capable of being borne in each square meter is 200 kilograms, the maximum depth of water capable of being borne is not more than 0.2 meter per square meter, the top of the community building 1 is required to bear the weight of the water tank 2, the bearing structure 3, the water inlet control structure 4 and the filtering structure 5 besides bearing the rainwater in the upper cavity, the middle cavity and the lower cavity, therefore, in order to ensure that the weight of the inherent water tank 2, the bearing structure 3, the water inlet control structure 4 and the filtering structure 5 and the weight of the rainwater in the upper cavity, the middle cavity and the lower cavity are not more than the maximum load capable of being borne by the roof of the community building 1, the height of the box body 21 is limited to be 0.15 meter.
Example 10
The present embodiment is different from embodiment 8 in that: the distance between the upper partition plate 22 and the lower partition plate 23 is 0.1 meter, the distance from the upper partition plate 22 to the top of the box body 21 is 0.02 meter, and the distance from the lower partition plate 23 to the roof of the community building 1 is 0.03 meter.
The upper chamber only plays a role in collecting rainwater, so that the upper chamber does not need an overlarge volume, and the distance from the upper partition plate 22 to the top of the box body 21 is 0.02 m;
the middle chamber acts as a reservoir for water and therefore requires a sufficiently large volume, the distance between the upper and lower partitions 22 and 23 being 0.1 m;
the lower cavity plays a role in collecting rainwater discharged from the front end, so that the lower cavity does not need too large volume, but in order to ensure that the rainwater in the lower cavity can float the floating ball 42 to drive the baffle 43 to be opened from the water inlet hole 24, the distance from the lower partition plate 23 to the roof of the community building 1 is 0.03 m.

Claims (10)

1. A community waterlogging prevention rapid coping system based on a flexible city is characterized by comprising a community building (1), a water tank (2), a water inlet control structure (4) and a filtering structure (5);
the top of the community building (1) is provided with the water tank (2) for storage, the water tank (2) is provided with a plurality of groups of water inlet control structures (4) for controlling rainwater to enter, and the water tank (2) is internally provided with a filtering structure (5) for filtering rainwater;
the water tank (2) comprises a tank body (21), an upper partition plate (22), a lower partition plate (23) and water inlet holes (24), the upper partition plate (22) and the lower partition plate (23) are sequentially arranged in the tank body (21) from top to bottom, the inner cavity of the tank body (21) is sequentially divided into an upper cavity, a middle cavity and a lower cavity from top to bottom, the water inlet holes (24) are uniformly formed in the upper partition plate (22), and the water inlet control structure (4) and the filtering structure (5) are correspondingly arranged in each water inlet hole (24);
the lowest part of the upper cavity is provided with a lower water pipe (10), the lower water pipe (10) is communicated with the lower cavity through a guide pipe (9), a control valve (11) is arranged on the lower water pipe (10) below the guide pipe (9), and the lowest part of the middle cavity supplies domestic water to residents in each high-rise layer through a water supply pipe (8);
the highest position of the middle cavity is provided with a water return pipe (6) which is communicated with a recovery water tank (7) on the ground of the community through the water return pipe (6);
the water inlet control structure (4) comprises a link rod (41), a floating ball (42) and a baffle (43), the lower end of the link rod (41) penetrates through the upper partition plate (22) and the lower partition plate (23) in succession, extends into the lower cavity and is provided with the floating ball (42), the upper end of the link rod is provided with the baffle (43), and the baffle (43) covers the water inlet hole (24).
2. The community flood prevention fast coping system based on the flexible city as claimed in claim 1, wherein: a bearing structure (3) used for supporting the upper partition plate (22) and the lower partition plate (23) is installed in the box body (21), and the bearing structure (3) comprises a stand column (31), an upper bearing net (32), a lower bearing net (33) and a cushion plate (34);
the utility model discloses a building of community, including stand (31), last bearing net (32) and lower bearing net (33), last baffle (22) with lower baffle (23) are installed respectively on last bearing net (32) and lower bearing net (33), set up between stand (31) bottom and the building of community (1) backing plate (34) are used for dispersing pressure, stand (31) is perpendicular to be set up at building of community (1) top, and top-down is fixed in proper order on stand (31).
3. The community flood prevention fast coping system based on the flexible city as claimed in claim 1, wherein: the filtering structure (5) comprises an outer screen (51), a lower baffle (52), an upper water retaining ring (53), inner-layer filter cotton (54), activated carbon (55), outer-layer filter cotton (56), a first screen (57), a second screen (58) and a third screen (59), wherein the outer screen (51) is in a tubular shape with openings at the upper end and the lower end, the upper water retaining ring (53) is fixed at the lower opening end of the outer screen, the upper opening end of the outer screen is fixed on the lower surface of the upper baffle (22), the upper water retaining ring (53) is arranged in the outer screen, the first screen (57), the second screen (58) and the third screen (59) are sequentially arranged between the upper water retaining ring (53) and the lower baffle (52) from inside to outside, the inner-layer filter cotton (54) is filled between the first screen (57) and the second screen (58), and the third screen (59) are filled with the activated carbon (55), the outer layer filter cotton (56) is filled between the third screen (59) and the outer screen (51).
4. The community flood prevention fast coping system based on the flexible city as claimed in claim 1, wherein: the baffle (43) penetrates through the upper end of the connecting rod (41) and is then screwed with a fastening nut (44), and a limiting ring (45) used for limiting the axial position of the baffle (43) is arranged below the baffle.
5. The community waterlogging prevention rapid coping system based on the flexible city as claimed in claim 3, wherein: the upper water retaining ring (53) is screwed in the outer screen (51) through threads.
6. The community flood prevention fast coping system based on the flexible city as claimed in claim 1, wherein: the guide pipe (9) is arranged in an upward inclined manner, and the lower end of the guide pipe is communicated with the sewer pipe (10).
7. The community flood prevention fast coping system based on the flexible city as claimed in claim 1, wherein: control valve (11) are close to the lower extreme setting of honeycomb duct (9), control valve (11) are normally open solenoid valve to control valve (11) form a complete set is provided with emergency power source.
8. The community waterlogging prevention rapid coping system based on the flexible city as claimed in claim 1, wherein: the height of the box body (21) is 0.15 meter.
9. The community flood prevention fast coping system based on the flexible city as claimed in claim 1, wherein: the water return pipe (6) is connected with a water pump (12) through a backwashing pipe (13), and the tail end of the water return pipe (6) is provided with a water return pipe stop valve (61); and a water supply pipe stop valve (81) is installed at the tail end of the water supply pipe (8), and a water distribution pipe stop valve (82) is installed on a pipeline for supplying water to each floor by the water supply pipe (8).
10. The community flood prevention fast coping system based on the flexible city as claimed in claim 1, wherein: the distance between the upper partition plate (22) and the lower partition plate (23) is 0.1 meter, the distance from the upper partition plate (22) to the top of the box body (21) is 0.02 meter, and the distance from the lower partition plate (23) to the roof of the community building (1) is 0.03 meter.
CN202210915830.1A 2022-08-01 2022-08-01 Community waterlogging prevention rapid coping system based on toughness city Active CN115094982B (en)

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CN214657417U (en) * 2021-03-01 2021-11-09 浙江瑞基建设集团有限公司 High-rise building construction fire control water supply equipment
CN214738422U (en) * 2021-02-26 2021-11-16 张可 Multifunctional rainwater recycling device

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