CN115536188A - Circulating system is collected to job site rain sewage - Google Patents
Circulating system is collected to job site rain sewage Download PDFInfo
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- CN115536188A CN115536188A CN202211069425.9A CN202211069425A CN115536188A CN 115536188 A CN115536188 A CN 115536188A CN 202211069425 A CN202211069425 A CN 202211069425A CN 115536188 A CN115536188 A CN 115536188A
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- 238000001914 filtration Methods 0.000 claims abstract description 103
- 230000000249 desinfective effect Effects 0.000 claims abstract description 54
- 238000010168 coupling process Methods 0.000 claims abstract description 44
- 238000005859 coupling reaction Methods 0.000 claims abstract description 44
- 239000010802 sludge Substances 0.000 claims abstract description 38
- 238000003756 stirring Methods 0.000 claims abstract description 21
- 239000004576 sand Substances 0.000 claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 77
- 238000004659 sterilization and disinfection Methods 0.000 claims description 23
- 230000001954 sterilising effect Effects 0.000 claims description 16
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Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/18—Tanks for disinfecting, neutralising, or cooling sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/24—Separation of coarse particles, e.g. by using sieves or screens
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention provides a construction site rainwater and sewage collecting and circulating system which comprises a buried water collecting tank, a rotational flow sand removal tank and a filtering and disinfecting tank, wherein the buried water collecting tank comprises a water collecting tank body, a self-coupling sludge submersible pump and a first baffle plate, a water inlet is formed in the top of the water collecting tank body, the rotational flow sand removal tank comprises a rotational flow sand removal tank body and a stirring impeller, the rotational flow sand removal tank body is communicated with the self-coupling sludge submersible pump through a first water pipe, the stirring impeller is arranged in a rotational flow sand removal Chi Ben body and is driven to rotate through an upper motor, the filtering and disinfecting tank comprises a filtering and disinfecting tank body, a filtering component and a pipeline water pump, the filtering and disinfecting tank body is communicated with the rotational flow sand removal tank body through a second water pipe, the filtering component and the pipeline water pump are arranged in the filtering and disinfecting tank body, the filtering component is arranged in a large construction site or a rainwater-rich area after being filtered, and can be opened along with the use, and water resource is purified, stored and circulated into a whole.
Description
Technical Field
The invention relates to the construction fields related to rainwater and sewage collection and recycling and reclaimed water treatment processes, in particular to a rainwater and sewage collection and circulation system for a construction site.
Background
At present, the domestic method for collecting and recycling rain sewage on construction sites mainly comprises a secondary precipitation and rainwater discarding and recycling method. For the arrangement of a natural secondary sedimentation tank for treating rain sewage on a construction site, although the arrangement cost is low, the water utilization efficiency is extremely low because the natural secondary sedimentation tank is not disinfected and filtered, the number of fine suspended matters in water is large, the reclaimed water reuse water quality is poor, and the obtained supernatant liquor is small. Rainwater is abandoned and flows retrieval and utilization only to rainwater collection or comparatively clean water source, and the water source that pollutes seriously in the initial stage is discharged through lower open blow off water pipe, collects the rainwater that impurity is less in the middle period, realizes functions such as abandoning of initial stage rainwater, filtration, automatic blowdown through electronic class device of abandoning, but the device is because need abandon the class and lead to catchment the inefficiency, and can't handle the relatively poor construction drainage of quality of water, consequently adopts this mode to carry out rainwater sewage collection utilization effect and has the limitation.
Disclosure of Invention
According to the defects of the prior art, the invention aims to provide a construction site rainwater and sewage collecting and circulating system which is arranged on a large construction site or in an area with abundant rainwater, can be opened at any time, integrates purification, storage and circulation of water resources, avoids the random discharge of the rainwater and sewage on the construction site, is environment-friendly and economical, and is beneficial to the virtuous cycle of water ecology.
In order to solve the technical problems, the invention adopts the technical scheme that:
a job site rain sewage collection circulation system comprising:
the buried water collecting tank comprises a water collecting tank body, a self-coupling sludge submersible pump and a first baffle, wherein the water collecting tank body is arranged underground, the top of the water collecting tank body is provided with a water inlet, the first baffle is arranged in the water collecting tank body, the first baffle is provided with a grid filter screen, the water inlet is arranged on one side of the first baffle, the self-coupling sludge submersible pump is arranged on the other side of the first baffle, and the buried water collecting tank is divided into a first area and a second area by the first baffle;
the rotational flow grit removal tank is arranged on one side of the buried water collecting tank and comprises a rotational flow grit removal tank body and a stirring impeller, the rotational flow grit removal tank body is communicated with the self-coupling sludge submersible pump through a first water pipe, a sludge and sand discharging port is formed in the bottom of the rotational flow grit removal tank body, the stirring impeller is arranged in the rotational flow grit removal tank body, and the stirring impeller is driven to rotate through an upper motor; and the number of the first and second groups,
the filtering and disinfecting tank is arranged on one side of the rotational flow desanding tank and comprises a filtering and disinfecting tank body, a filtering component and a pipeline water suction pump, the filtering and disinfecting tank body is communicated with the rotational flow desanding tank body through a second water pipe, the filtering component is arranged in the filtering and disinfecting tank body through the pipeline water suction pump, and the filtering component is used for filtering sewage and then pumping water through the pipeline water suction pump.
Further, the filtering component comprises a macadam filtering layer and a sterilizing device, the macadam filtering layer, the sterilizing device and the water suction pump are arranged in a step shape from bottom to top, the sterilizing device comprises a first activated carbon filter, a second activated carbon filter and an ultraviolet sterilizer, a second baffle is arranged on the first activated carbon filter, a third baffle is arranged on the second activated carbon filter, the ultraviolet sterilizer is arranged between the first activated carbon filter and the second activated carbon filter, the macadam filtering layer is arranged between the second baffle and the filtering and sterilizing tank body, the water suction pump is arranged between the third baffle and the filtering and sterilizing tank body, and the filtering and sterilizing tank body is divided into a third area, a fourth area and a fifth area by the second baffle and the third baffle;
the sewage filtered by the crushed stone filter plate enters the disinfection device through the first activated carbon filter and is discharged through the second activated carbon filter after being disinfected by the ultraviolet disinfector, so that water is pumped through the water pump.
Further, the bottom of the filtering and disinfecting tank body is provided with a first filtering and disinfecting tank bottom and a second filtering and disinfecting tank bottom which are connected, the second filtering and disinfecting tank bottom is lower than the first filtering and disinfecting tank bottom, and the disinfecting device is arranged on the first filtering and disinfecting tank bottom.
Further, the cross section of the bottom of the first filtering and disinfecting tank is in a right trapezoid shape.
Further, this internal baffle that intakes that is equipped with of filtration disinfection pond, the baffle of intaking is established rubble filter layer top just is fixed on the internal wall of filtration disinfection pond.
Further, the catch basin body is including the first catch basin bottom that is connected and the second catch basin bottom, the second catch basin bottom is less than first catch basin bottom sets up, first baffle is established on the first catch basin bottom, self coupling formula mud immersible pump is established at the second catch basin bottom.
Further, underground catch basin still includes first hoist cable and positioning guide, the one end of hoist cable is fixed on the auto coupling formula sludge submersible pump, the other end stretches out the catch basin body, positioning guide bottom is equipped with from the coupling piece, the auto coupling piece is fixed the one end of first water pipe be used for with the auto coupling formula sludge submersible pump is linked together.
Further, the first water pipe goes deep into the water collecting tank body and is communicated with the self-coupling sludge submersible pump, an overflow pipe is arranged on the water collecting tank body, and the overflow pipe is close to the top of the water collecting tank body.
Further, be equipped with the apron on the water inlet, be equipped with a plurality of inlet holes on the apron, be equipped with first maintenance cat ladder on the catch basin body lateral wall.
Furthermore, the cyclone desanding pool body comprises a first cylinder inner side surface, a first cone inner side surface, a second cylinder inner side surface and a second cone inner side surface which are sequentially connected from top to bottom, the stirring impeller is arranged between the first cone inner side surface and the second cylinder inner side surface, and the bottom of the second cone inner side surface is provided with the silt discharge port.
Compared with the prior art, the invention has the following advantages and beneficial effects:
(1) The invention provides a construction site rainwater and sewage collecting and circulating system, which aims at the problems of low efficiency of collecting, purifying and recycling rainwater and sewage in a construction site, nonstandard rainwater and sewage discharge in the construction site, poor recycling and circulating effect of reclaimed water and the like.
(2) The construction site rainwater and sewage collecting and circulating system provided by the invention can effectively circulate water resources within a certain range, the water collecting and circulating efficiency is obviously improved compared with a secondary sedimentation tank and a rainwater flow discarding device, the technical problem that the recycling rate of the traditional construction site rainwater and sewage collecting is not high is solved, the whole system integrates water resource purification, storage and circulation, the construction site water resources are effectively utilized, the direct rainwater discharge is reduced, the environment is protected, the economy is realized, and the water ecological virtuous cycle is facilitated.
Drawings
The method will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a schematic view of the buried water collecting tank structure and the process of the invention.
FIG. 2 is a schematic view of the structure and process of the cyclone desanding pool.
FIG. 3 is a schematic view of the structure and process of the filtering and disinfecting tank of the present invention.
Fig. 4 is a schematic view of the structure of the grid filter screen of the present invention.
Fig. 5 is a schematic view of the ultraviolet sterilizer of the present invention.
FIG. 6 is a process flow diagram of the rainwater and sewage collecting and circulating system of the present invention.
FIG. 7 is a flow chart of the rainwater and sewage collecting and circulating system of the present invention.
100, burying a ground water collecting tank; 101. a sump body; 1011. the bottom of the first water collecting tank; 1012. the bottom of the second water collecting tank; 1013. a water inlet; 102. the self-coupling sludge submersible pump; 103. a first baffle plate; 104. a grille filter screen; 105. a first water pipe; 1051. a first water inlet; 1052. a first water outlet; 106. a first sling; 107. positioning the guide rod; 108. an overflow pipe; 109. a cover plate; 110. a simple buoyancy type liquid level meter; 111. a first overhaul ladder; 112. a first region; 113. a second region;
200. a cyclone desanding pool; 201. a cyclone desanding pool body; 2011. a first cylindrical inner side; 2012. a first conical inner side surface; 2013. a second cylindrical inner side; 2014. a second conical inner side surface; 2015. a silt discharging port; 202. a stirring impeller; 203. a second water pipe; 2031. a second water inlet; 2032. a second water outlet; 204. supporting the steel frame; 205. an upper motor; 206. a transmission rod;
300. a filtering and disinfecting tank; 301. a filtering and disinfecting tank body; 302. a pipeline water pump; 303. a macadam filtration layer; 3031. a steel wire mesh sheet; 3032. crushing stone; 3033. a water inlet baffle plate; 304. a sterilizing device; 305. a first activated carbon filter; 306. a second activated carbon filter; 307. an ultraviolet sterilizer; 3071. a stainless steel lamp holder; 3072. an ultraviolet lamp tube; 3073. a quartz sleeve; 3074. a power distribution system and a monitoring data acquisition system; 308. a second baffle; 309. a third baffle plate; 310. a second sling; 311. a second overhaul ladder; 312. a water pumping pipe; 313. a third region; 314. a fourth region; 315. and a fifth region.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The present invention provides a rainwater and sewage collecting and circulating system for a construction site, as shown in fig. 1 to 6, comprising:
the buried water collecting tank 100 comprises a water collecting tank body 101, a self-coupling sludge submersible pump 102 and a first baffle 103, wherein the water collecting tank body 101 is arranged underground, the top of the water collecting tank body 101 is provided with a water inlet 1013, the first baffle 103 is arranged in the water collecting tank body 101, the first baffle 103 is provided with a grid filter screen 104, the water inlet 1013 is arranged on one side of the first baffle 103, the self-coupling sludge submersible pump 102 is arranged on the other side of the first baffle 103, the buried water collecting tank 100 is divided into a first area and a second area by the first baffle 103, and sewage is primarily screened through the grid filter screen 104 when flowing to the second area through the first area;
the rotational flow desanding pool 200 is arranged on one side of the buried water collecting pool 100 and comprises a rotational flow desanding pool 200 body and a stirring impeller 202, the rotational flow desanding pool 200 body is communicated with the self-coupling sludge submersible pump 102 through a first water pipe 105, a sludge and sand slag discharge opening 2015 is formed in the bottom of the rotational flow desanding pool 200 body, the stirring impeller 202 is arranged in the rotational flow desanding pool 200 body, and the stirring impeller 202 is driven to rotate through an upper motor 205; and the number of the first and second groups,
the filtering and disinfecting tank 300 is arranged on one side of the rotational flow desanding tank 200 and comprises a filtering and disinfecting tank body 301, a filtering component and a pipeline water pump 302, wherein the filtering and disinfecting tank body 301 is communicated with the rotational flow desanding tank 200 through a second water pipe 203, the filtering component and the pipeline water pump 302 are arranged in the filtering and disinfecting tank body 301, and the filtering component is used for filtering sewage and then pumping water through the pipeline water pump 302.
The invention provides a construction site rainwater and sewage collecting and circulating system, which aims at the problems of low efficiency of collecting, purifying and recycling rainwater and sewage in a construction site, non-standard drainage of rainwater and sewage in the construction site, poor recycling effect of reclaimed water and the like, and is characterized in that a buried water collecting tank 100 is arranged, after being preliminarily filtered by a grid filter screen 104, the buried water collecting tank is pumped into a rotational flow desanding tank 200 through a self-coupling sludge submersible pump 102, silt and large particle suspended matters in water are removed through a stirring impeller 202, and the silt and the large particle suspended matters are stored in a water storage tank through a filtering component, and when water is needed, the rainwater and the sewage are pumped out for use through a pipeline water pump 310.
The construction site rainwater and sewage collecting and circulating system provided by the invention can effectively circulate water resources within a certain range, the water collecting and circulating efficiency is obviously improved compared with a secondary sedimentation tank and a rainwater flow discarding device, the technical problem that the recycling rate of the traditional construction site rainwater and sewage collecting is not high is solved, the whole system integrates water resource purification, storage and circulation, the construction site water resources are effectively utilized, the direct rainwater discharge is reduced, the environment is protected, the economy is realized, and the water ecological virtuous cycle is facilitated.
The underground sump 100 is described in detail below.
As shown in fig. 1, 4 and 6, in the present invention, the collecting tank body 101 includes a first collecting tank bottom 1011 and a second collecting tank bottom 1012 connected to each other, the second collecting tank bottom 1012 is lower than the first collecting tank bottom 1011, the first baffle 103 is disposed on the first collecting tank bottom 1011, and the self-coupling sludge submersible pump 102 is disposed on the second collecting tank bottom 1012, so that the sludge submersible pump pumps water.
The first water pipe 105 is provided with a first water inlet 1051 and a first water outlet 1052, the first water inlet 1051 extends into the collecting tank body 101 to be communicated with the self-coupling sludge submersible pump 102, and the collecting tank body 101 is provided with an overflow pipe 108.
According to the invention, the buried water collecting tank 100 further comprises a first sling 106 and a positioning guide rod 107, one end of the first sling 106 is fixed on the self-coupling type sludge submersible pump 102, the other end of the first sling 106 extends out of the water collecting tank body 101, a self-coupling device is fixed on the self-coupling type sludge submersible pump 102, the first water pipe 105 is fixed on the bottom 1012 of the second water collecting tank through a drainage base, and a barrel of the self-coupling type sludge submersible pump 102 with the self-coupling device moves downwards along the positioning guide rod 107 and is self-coupled with a first water inlet 1051 of the first water pipe 105.
The overflow pipe 108 is close to the top of the collecting tank body 101, and when extreme heavy rain occurs or the water level in the tank is too high during maintenance of the treatment system and cannot be treated in time, the municipal rainwater and sewage pipe network is accessed in an overflow mode, so that the problem that the collecting tank body 101 overflows and flows backwards is solved, and the reclaimed water treatment process of the whole system is ensured under the controllable water level.
In the invention, a cover plate 109 is arranged on the water inlet 1013, a plurality of water inlet holes are arranged on the cover plate 109, and a first overhauling ladder 111 is arranged on the side wall of the collecting tank body 101. The cover plate 109 is a hot galvanizing grid.
In the invention, the water inlet 1013 is provided with the simple buoyancy type liquid level meter 110, the simple buoyancy type liquid level meter 110 extends into the water inlet, the simple buoyancy type liquid level meter 110 is manufactured by adopting a bamboo rod and floater adding mode, scale marks are made by using paint, and the simple buoyancy type liquid level meter 110 is used for acquiring the water level of the sewage in the water collecting tank body 101.
The simple buoyancy type liquid level meter 110 extends into the collecting tank body 101 through a water inlet hole on the cover plate 109.
In the invention, the grid filter screen 104 is used for coarse screening of sewage, and the grid filter screen 104 is a fine stainless steel grid mesh and is fixed through 7-1 reserved holes, so that the aim of primary solid-liquid separation is fulfilled.
The buried water collecting tank 100 can be located at a lower elevation position of a construction site or a closure position of a drainage system, and can be used in a site beneficial to water collection in a certain area range, and the water collecting tank can be set to be in a proper size according to the average or peak treatment capacity of rain and sewage in the site. The water collecting tank body 101 can be set by materials such as cast-in-place concrete, masonry structures, precast concrete assembly, PE water tanks or stainless steel according to the size, and when a structure with general waterproof performance is adopted (such as masonry), waterproof process treatment needs to be carried out on the water collecting tank body 101. The water inlet 1013 at the top of the water collecting tank body 101 is provided with a hot-dip galvanized steel grating cover plate 109, and besides the access hole covered by the hot-dip galvanized steel grating cover plate 109, the top of the water collecting tank body needs to be provided with a structure of not less than 2% for slope finding to one side of the water inlet 1013, so that the rainwater and sewage around the water collecting tank body 101 can be conveniently organized and clearly discharged.
When setting up large-scale buried formula catch basin 100, can adopt self coupling formula dive sludge pump (DN 50 ~ 500) to carry out the promotion transportation after the rain sewage is collected, because self coupling formula dive sludge pump installs in the relatively poor medium of quality of water, the people directly advances to maintain comparatively difficultly below the sump pit, adopt the self coupling formula dive sludge pump of subsidiary automatic coupling device for solving the maintenance problem, adopt location guide arm 107 accurate butt joint fast during the installation, form the package system, installation and maintenance are fairly convenient. The installation mode can avoid the staff to get into the effluent water sump when overhauing, has both protected the environment, has reduced cost of maintenance and workman intensity again. When the self-coupling sludge submersible pump 102 breaks down, the pipeline does not need to be disassembled, and the water pump can be lifted out from the water along the slide way through the zipper, so that the self-coupling sludge submersible pump is convenient to overhaul. After the overhaul is finished, the self-coupling sludge submersible pump 102 is placed under water along the slide way, and after the self-coupling sludge submersible pump 102 enters the position, the outlet of the self-coupling sludge submersible pump 102 can be well butted under the action of the self-coupling device.
The cyclone grit chamber 200 is described in detail below.
As shown in fig. 2 and fig. 6, in the present invention, the cyclone desanding basin 200 includes a first cylinder inner side 2011, a first cone inner side 2012, a second cylinder inner side 2013, and a second cone inner side 2014 which are sequentially connected from top to bottom, the stirring impeller 202 is disposed between the first cone inner side 2012 and the second cylinder inner side 2013, and the bottom of the second cone inner side 2014 is provided with a mud and sand slag discharge opening 2015.
The second water pipe 203 comprises a second water inlet 2031 and a second water outlet 2032, the second water inlet 2031 is communicated with the rotational flow desanding pool 200 body, and the second water outlet 2032 is communicated with the filtering and disinfecting pool body 301.
The height of the second water inlet 2031 is lower than the height of the first water outlet 1052, preventing sewage from overflowing into the sump body 101.
In the invention, the cyclone desanding pool 200 body comprises a first cylinder inner side surface 2011, a first cone inner side surface 2012, a second cylinder inner side surface 2013 and a second cone inner side surface 2014 which are sequentially connected from top to bottom, and the upper motor 205 is used as a starting device to drive the stirring impeller 202 to work, so that desanding treatment is carried out by utilizing the principle of centrifugal separation. First delivery port 1052 and second water inlet 2031 set up on first cylinder medial surface 2011, after water gets into whirl sand removal device, at first form decurrent surrounding fluid along the peripheral tangential direction of barrel, rivers are rotating and are advancing downwards, reach first circular cone medial surface 2012 after when rivers, and then upwards rotate along the barrel axle center, discharge through second water pipe 203 at last, granule suspension silt is under fluid inertial centrifugal force and self gravity effect, fall into in second circular cone medial surface 2014 along second cylinder medial surface 2013, second circular cone medial surface 2014 can prevent that the grit from upwards rising, when bottom impurity accumulation to a certain extent, the silt discharge opening 2015 that the second circular cone medial surface 2014 bottom set up need be opened, the silt discharge opening can be followed from the silt discharge opening under the rivers effect to the silt of sinking silt.
The sand and mud slag discharge port 2015 is discharged to the ground through a slag discharge pipe, and slag can be transported after the chute is connected.
The cyclone desanding pool 200 body is used for lifting sewage in the water collecting pool body 101 into the cyclone desanding pool 200 body through the first water pipe 105 through the self-coupling submersible pump, the second water outlet 2032 is communicated with the inner side surface 2011 of the first cylinder, the simple flap valve is arranged on the second water outlet 2032 and has the opening and closing effect of the manual adjusting rod, and the high-level backflow of the water level can be prevented. The inner side of the upper part of the cyclone desanding pool 200 body is sequentially of a cylindrical structure with a first cylinder inner side surface 2011 and a first cone inner side surface 2012, and the upper motor 205 is used as a starting device to drive the stirring impeller 202 to work so as to desand by utilizing the principle of centrifugal separation. The cyclone desanding pool 200 body can be set according to the size of a dimension 17 supports the steel frame 204 so as to ensure the ground stability of the cyclone desanding pool, and the cyclone desanding device can be set to be a semi-sinking type cyclone desanding device at a fixed position when the structure size is large. Under certain range and conditions, the larger the centrifugal force of the fluid driven by the stirring impeller 202 is, the higher the sand removal rate is, and each stirring impeller 202 and one upper motor 205 are in a group and are used in parallel.
In the invention, an upper motor 205 is fixed at the top of the cyclone desanding pool 200, a transmission rod 206 is fixed on an output shaft of the upper motor 205, the transmission rod 206 extends into the cyclone desanding pool 200, and a stirring impeller 202 is fixed at the bottom of the transmission rod 206.
The filter sterilization tank 300 will be described in detail below.
As shown in fig. 3, 5 and 6, the filter assembly includes a crushed stone filter layer 303 and a disinfection device 304, the crushed stone filter layer 303, the disinfection device 304 and the pipeline water pump 302 are arranged in a step shape from bottom to top, so that the crushed stone filter layer 303, the disinfection device 304 and the pipeline water pump 302 can treat sewage in sequence according to sewage gravity flow.
Specifically, the disinfection device 304 comprises a first activated carbon filter 305, a second activated carbon filter 306 and an ultraviolet sterilizer 307, wherein a second baffle 308 is arranged on the first activated carbon filter 305, a third baffle 309 is arranged on the second activated carbon filter 306, the ultraviolet sterilizer 307 is arranged between the first activated carbon filter 305 and the second activated carbon filter 306, a macadam filtering layer 303 is arranged between the second baffle 308 and the filtration and disinfection tank body 301, a pipeline water pump 302 is arranged between the third baffle 309 and the filtration and disinfection tank body 301, and the filtration and disinfection tank body 301 is divided into a third region, a fourth region and a fifth region by the second baffle 308 and the third baffle 309;
wherein, sewage passes through second water pipe 203 and gets into in the third region in filtering and disinfecting pond body 301, sewage at first filters through rubble 3032 filter, rethread first active carbon filter 305 gets into degassing unit 304, enter into in the fourth region promptly, and then discharge through second active carbon filter 306 after ultraviolet disinfector 307 disinfection, enter into in the fifth region, when needs water, thereby connect the suction pipe through pipeline suction pump 302 and draw water, send to on-the-spot fire-fighting water pond, the fire hose, the fog gun sprays, the vehicle washes, the interim water of construction (non-living area), the bathroom washes the equipotential use.
In the invention, the second water pipe 203 comprises a second water inlet 2031 and a second water outlet 2032, the second water inlet 2031 is communicated with the rotational flow desanding pool 200 body, and the second water outlet 2032 extends into the filtering and disinfecting pool body 301 and is arranged above the gravel filtering layer 303.
In the invention, in order to utilize the self-weight of sewage to flow and conveniently carry out crushed stone 3032 filtration, primary activated carbon adsorption, ultraviolet disinfection, secondary activated carbon adsorption and water pumping by the pipeline water pump 302 on the sewage in sequence, the bottom of the filtering and disinfecting tank body 301 is provided with a first filtering and disinfecting tank bottom 3011 and a second filtering and disinfecting tank bottom 3012 which are connected, the second filtering and disinfecting tank bottom 3012 is arranged lower than the first filtering and disinfecting tank bottom 3011, and the disinfecting device 304 is arranged on the first filtering and disinfecting tank bottom 3011.
In the invention, in order to conveniently pump water by the pipeline water pump 302, sewage adsorbed by the second activated carbon flows to the pipeline water pump 302 by gravity, and the cross section of the first filtering and disinfecting tank bottom 3011 is a right trapezoid.
In the invention, the second overhauling crawling ladder 311 is arranged on the inner side wall of the filtering and disinfecting tank body 301, so that the pipeline water pump 310 is convenient to overhaul and install.
According to the invention, the gravel filter layer 303 comprises steel wire meshes 3031 and gravels 3032, the two steel wire meshes 3031 are arranged at a certain distance from top to bottom, the gravels 3032 are arranged between the two steel wire meshes 3031, the gravel filter layer 303 is fixed between the second baffle 308 and the filtering and disinfecting tank body 301 through a gravel filter layer 303 support, the gravels 3032 are preferably formed by combining natural small-particle-size quartz, coarse sand bags and coral sand bags, and large-particle residual impurities, flocculent muddy water and organic matters in water can be effectively filtered.
In the invention, a water inlet baffle 3033 is further arranged, the water inlet baffle 3033 is arranged above the gravel filtering layer 303 and fixed on the inner wall of the filtering and disinfecting tank body 301, the second water inlet 2031 is arranged above the water inlet baffle 3033, the water inlet baffle 3033 is made of stainless steel metal, a support is arranged below, and the side surface of the support is rigidly connected and fixed with the inner wall of the filtering and disinfecting tank body 301, so that the impact force of inlet water on the gravel filtering layer 303 is reduced, the inlet water can be more uniformly dispersed on the gravel filtering layer 303, the flow speed is slowed down to a certain extent, and the filtering efficiency is improved.
In the invention, the first activated carbon filter 305 and the second activated carbon filter 306 are formed by pressing activated carbon, fine pores are distributed on the surfaces of the activated carbon filters for filtering fine suspended particles, and the activated carbon filters have better deodorizing effect and can be replaced at regular time according to the use frequency and the use period to achieve the optimal filtering effect.
In the invention, sewage enters an ultraviolet sterilizer 307 through a first activated carbon filter 305, the ultraviolet sterilizer is provided with a plurality of ultraviolet sterilizers 307 which are uniformly arranged, each standardized ultraviolet sterilizer 307 comprises a stainless steel lamp bracket 3071, an ultraviolet lamp tube 3072, a quartz sleeve 3073, a power distribution system and a monitoring data acquisition system 3074, the ultraviolet lamp tube 3072 is fixed on the stainless steel lamp bracket 3071, the quartz sleeve 3073 is arranged outside the ultraviolet lamp tube 3072, the monitoring data acquisition system and the ultraviolet lamp tube 3072 are electrically connected with the power distribution system, the power distribution system and the monitoring data acquisition system 3074 integrate ultraviolet intensity and water level monitoring into a whole, the ultraviolet lamp tube 3072 which is opened and does not contact with the liquid level can be opened, the ultraviolet lamp tube 3072 which is not contacted with the liquid level part is closed, the plurality of ultraviolet sterilizers 307 which are uniformly arranged form a modularized set and are arranged in an open channel, and the ultraviolet lamp tube 3072, the quartz sleeve 3073, the power distribution system and the monitoring data acquisition system 3074 are well protected against water.
The ultraviolet sterilization and disinfection has no odor and noise, no chemical is added, no side effect is generated to water, organisms and the surrounding environment, the one-time construction cost and the operation cost are low, and unattended operation can be realized only by regularly replacing the ultraviolet lamp and cleaning the sleeve.
The buried water collecting tank 100 further comprises a second sling 310, one end of the second sling 310 is fixed on the pipeline water pump 302, and the other end of the second sling 310 extends out of the top of the filtering and disinfecting tank body 301.
The filtered water is secondarily filtered by the second active carbon filter 306 after passing through the ultraviolet sterilizer and then is gathered into the fifth area for storage, and the structure is set into a plate lowering mode so as to facilitate water collection and water pumping recycling. The pipeline water pump 310 delivers the filtered water to the locations of an on-site fire pool, a fire hose, a fog gun spray, a vehicle flush, construction temporary water (non-living area), a toilet flush, and the like for use.
Large-particle residual impurities, flocculent muddy water and organic matters which are not removed in the primary filtered water are filtered through a macadam filtering layer 303; filtering fine suspended matters and peculiar smell in the water through a first activated carbon filter 305 and a second activated carbon filter 306; the filtered water is sterilized by the ultraviolet sterilizer 307, and the ultraviolet sterilization principle is that the DNA and RNA structures of various viruses, bacteria and pathogens in the water body are destroyed by the energy of the high-energy wave band of ultraviolet photons, so that the damaged viruses, bacteria and pathogens lose the capability of producing protein and the reproductive capacity, thereby achieving the aim of sterilization. The process of killing by ultraviolet is a physical process, the effluent quality is considered to meet the requirement of normal use on site, the mode of dosing contact disinfection is not economic and environment-friendly enough, and the ultraviolet disinfection is easier to operate compared with the general mode of dosing contact disinfection.
In summary, as shown in fig. 7, the invention provides a construction site rainwater and sewage collecting and circulating system, wherein a collecting pit, a drainage channel, underground drainage and rainwater and sewage enter an underground collecting tank through a water inlet, are subjected to primary solid-liquid separation through a grid filter 104, overflow through an overflow pipe 108 into a municipal rainwater and sewage pipe network when the water amount is excessive, the sewage subjected to primary solid-liquid separation through the grid filter 104 is pumped into a cyclone desanding tank 200 through a self-coupling sludge submersible pump 102, is subjected to sedimentation and primary filtration, then flows into a filtering and disinfecting tank 300 by gravity flow, is discharged through a sludge and sand discharge port 2015, and the filtering and disinfecting tank 300 is used for performing secondary filtration and disinfection on the sewage through a gravel filter layer 303, a first activated carbon filter 305, an ultraviolet sterilizer 307 and a second activated carbon filter 306, and is stored in a fifth area after the treatment is finished, so that the pipeline water pump 302 can conveniently pump to pump the water for recycling.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides a circulation system is collected to job site rain sewage which characterized in that includes:
the buried water collecting tank comprises a water collecting tank body, a self-coupling sludge submersible pump and a first baffle, wherein the water collecting tank body is arranged underground, the top of the water collecting tank body is provided with a water inlet, the first baffle is arranged in the water collecting tank body, the first baffle is provided with a grid filter screen, the water inlet is arranged on one side of the first baffle, the self-coupling sludge submersible pump is arranged on the other side of the first baffle, and the buried water collecting tank is divided into a first area and a second area by the first baffle;
the system comprises a rotational flow desanding pool, a water collecting pool and a water collecting tank, wherein the rotational flow desanding pool is arranged on one side of the buried water collecting pool and comprises a rotational flow desanding pool body and a stirring impeller, the rotational flow desanding pool body is communicated with a self-coupling sludge submersible pump through a first water pipe, a sludge and sand discharging opening is formed in the bottom of the rotational flow desanding pool body, the stirring impeller is arranged in the rotational flow desanding pool body, and the stirring impeller is driven to rotate through an upper motor; and the number of the first and second groups,
the filtering and disinfecting tank is arranged on one side of the rotational flow desanding tank and comprises a filtering and disinfecting tank body, a filtering component and a pipeline water suction pump, the filtering and disinfecting tank body is communicated with the rotational flow desanding tank body through a second water pipe, the filtering component is arranged in the filtering and disinfecting tank body through the pipeline water suction pump, and the filtering component is used for filtering sewage and then pumping water through the pipeline water suction pump.
2. The worksite rainwater and sewage collection and recycling system of claim 1, wherein: the filtering component comprises a macadam filtering layer and a sterilizing device, the macadam filtering layer, the sterilizing device and the water suction pump are arranged in a step shape from bottom to top, the sterilizing device comprises a first activated carbon filter, a second activated carbon filter and an ultraviolet sterilizer, a second baffle is arranged on the first activated carbon filter, a third baffle is arranged on the second activated carbon filter, the ultraviolet sterilizer is arranged between the first activated carbon filter and the second activated carbon filter, the macadam filtering layer is arranged between the second baffle and the filtering and sterilizing tank body, the water suction pump is arranged between the third baffle and the filtering and sterilizing tank body, and the filtering and sterilizing tank body is divided into a third area, a fourth area and a fifth area by the second baffle and the third baffle;
the sewage filtered by the crushed stone filter plate enters the disinfection device through the first activated carbon filter and is discharged through the second activated carbon filter after being disinfected by the ultraviolet disinfector, so that water is pumped through the water pump.
3. The worksite rainwater and sewage collection cycle system of claim 2, wherein: the bottom of the filtering and disinfecting tank body is provided with a first filtering and disinfecting tank bottom and a second filtering and disinfecting tank bottom which are connected, the second filtering and disinfecting tank bottom is lower than the first filtering and disinfecting tank bottom, and the disinfecting device is arranged on the first filtering and disinfecting tank bottom.
4. The worksite rainwater and sewage collection cycle system of claim 3, wherein: the cross section of the bottom of the first filtering and disinfecting tank is in a right trapezoid shape.
5. The worksite rainwater and sewage collection cycle system of claim 2, wherein: this internal baffle of intaking that is equipped with of filtration disinfection pond, the baffle of intaking is established rubble filter layer top is just fixed on the body inner wall of filtration disinfection pond.
6. The worksite rainwater and sewage collection cycle system of claim 1, wherein: the catch basin body is including the first catch basin bottom and the second catch basin bottom that are connected, the second catch basin bottom is less than first catch basin bottom sets up, first baffle is established on the first catch basin bottom, self coupling formula mud immersible pump is established at the second catch basin bottom.
7. The worksite rainwater and sewage collection cycle system of claim 1, wherein: buried underground water catch basin still includes first hoist cable and location guide arm, the one end of hoist cable is fixed on the self coupling formula sludge submersible pump, the other end stretches out the water catch basin body, location guide rail bottom is equipped with from the coupling piece, the self coupling piece is fixed the one end of first water pipe be used for with the self coupling formula sludge submersible pump is linked together.
8. The worksite rainwater and sewage collection cycle system of claim 1, wherein: the first water pipe goes deep into the water collecting tank body and is communicated with the self-coupling sludge submersible pump, an overflow pipe is arranged on the water collecting tank body, and the overflow pipe is close to the top of the water collecting tank body.
9. The worksite rainwater and sewage collection and recycling system of claim 1, wherein: the water inlet is provided with a cover plate, the cover plate is provided with a plurality of water inlet holes, and the side wall of the collecting tank body is provided with a first overhauling crawling ladder.
10. The worksite rainwater and sewage collection cycle system of claim 1, wherein: the cyclone desanding pool body comprises a first cylinder inner side face, a first cone inner side face, a second cylinder inner side face and a second cone inner side face which are sequentially connected from top to bottom, the stirring impeller is arranged between the first cone inner side face and the second cylinder inner side face, and the bottom of the second cone inner side face is provided with the silt discharging port.
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| CN202211069425.9A CN115536188A (en) | 2022-09-02 | 2022-09-02 | Circulating system is collected to job site rain sewage |
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