CN202627178U

CN202627178U - Automatic rainwater distribution station

Info

Publication number: CN202627178U
Application number: CN2012202378355U
Authority: CN
Inventors: 储贻斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-05-25
Filing date: 2012-05-25
Publication date: 2012-12-26
Anticipated expiration: 2022-05-25

Abstract

The utility model discloses an automatic rainwater distribution station and belongs to the technical field of hydraulic engineering. The automatic rainwater distribution station mainly structurally comprises a split-flow controller, a body, a rotational flow filtering cavity, a sewage discharge execution unit, a sewage discharge water outlet, an electric collection execution unit, a collection water outlet and the like, the split-flow controller is connected with the body through a cable, the body is internally divided into a filtering cavity and an outer cavity which are positioned and fastened at the top through flanges and bolts, the bottom of the filtering cavity is fastened with the lower portion of the body through a bolt, an upper outlet of the filtering cavity is fastened by a steel beam bolt, and mechanical filtering holes and a filtering screen serve as the upper portion of the filtering cavity. The automatic rainwater distribution station is exquisite and reasonable in design, a whole rainwater collection and processing system is compact, automatic operation in a system integration and control integration manner is achieved, water collection quantity is matched with rainfall, rain frequency memories and water quality as for rainwater collection in small regions, and the automatic rainwater distribution station can be in linkage with landscape water, circulating water replenishing and other water replenishing to achieve rainwater utilization maximization.

Description

The automatic distribution station of rainwater

Technical field

The utility model relates to the device in a kind of rainwater processing technology field, refers more particularly to the automatic distribution station of a kind of rainwater.

Background technology

Water is the most valuable human resource, but because the human waste and the pollution of environment, the water resource that causes cleaning reduces day by day, along with society and rapid economic development; The city process is accelerated, and water resource worsens, groundwater table decreasing, and the water difficult problem in city is also serious day by day; In 600 cities of China 300 lacks of water are arranged, having more than 100 of serious water shortage is individual, and just in rising trend, for this reason; Country spends huge sums and carries out project of South-to-North water diversion, yet can only satisfy the problem of water consumption of some areas, can not fundamentally solve the problem of lack of water, and urbanization makes original vegetation and soil replaced by waterproof ground in addition; A large amount of rainwater run off, the broken natural, ecological hydrological environment of having changed, and underground water can not get effectively replenishing, and reduces year by year; Urban ecological environment worsens, and water content reduces in the soil, heat island effect aggravation, dryness of air; During rainfall, because urbanization rain penetration property is not strong, rainwater quickens to compile to the river course in city, and peak flood flow is built rapid formation; The load of urban sewerage and drainage facility strengthens, and waterlogging disaster takes place frequently, and rainwater is as a kind of water source of cleaning; Comprehensive utilization of resources and control are being played and must acted on aspect environment and water resource utilization, the control, and our human settlement, water conservancy ecology is had profound significance.

At present, more and more countries begins to note collecting the rainwater of cleaning, and rainwater compiles common employing roof, ground level road, greenery patches, natural hillside etc.; Be mingled with a large amount of pollutants, silt, impurity in the early-stage rainwater, COD is up to 2000-3000mg/L, and SS is up to 500-800mg/L; Colourity is nearly 100, and therefore, early-stage rainwater is answered the abandoned stream discharging; Collect clean rainwater of intermediary and later stages, simultaneously the contaminant filter of rainwater is got rid of, guarantee the normal operation of later stage water storage system; And guarantee draining safety, the cleaning rainwater after process processing and evaporation are filtered can reach the standard of drinking water fully, so rainwater supplies people to drink as a kind of water source of cleaning fully.

Traditional collection method has various combination practices such as early-stage rainwater stream abandoning device, catchpit, shunting well, early-stage rainwater filtration, grit chamber, and drawback is to have high input, and construction is complicated; Floor space is big, and management difficulty is high, and treatment process; Swelling can appear in the situation operation at high sludge loading, make mud not be difficult to separate to cause that system can not normally move, water outlet is not up to standard, and the activated sludge concentration of activated sludge process is generally at 3000～5000mg/l; Then intractability is bigger to be higher than 5000mg/l for concentration; And the existing system system needs newly-built biochemical sedimentation basin, thus cause floor space and construction investment input bigger, and equipment is too fat to move; Drawback such as bulky is unfavorable for that rainwater resource utilizes the development of cause.

Summary of the invention

In order to solve deficiency of the prior art, the utility model provides a kind of rainwater automatic distribution station, and this device input cost is low; Operational administrative is easy, easy construction, and floor space is little; Deft design, integrated control, safe and reliable to operation; Can adopt ground type or buried flexible installation, be suitable for middle-size and small-size rainwater resource utilization, but also design Selection in cities and towns or factory's large scale system.

The purpose of the utility model is to realize through following technical scheme:

The automatic distribution station of rainwater; Mainly constitute on its structure by Split-flow Control device, main body, cyclone filter cavity, blowdown performance element, blowdown delivery port, electronic collection performance element, collection delivery port, water electric conductivity sensor, water inlet, rain sensor, rainfall frequency memory, overfall etc.; Wherein the Split-flow Control device is connected with main body through cable; Be divided in the main body and filter cavity and outer chamber two parts; Filtration cavity and outer chamber are located in the top through flange and bolt and are fastening, filter cavity bottom and lower body part bolton, filter the cavity upper outlet with the girder steel bolton; Filtering cavity top is mechanical filter hole, screen pack; The bottom is divided into taper eddy flow chamber, and water inlet, collection delivery port were positioned at the both sides of main body, and overfall is positioned at main body one side; Overfall is higher than water inlet and collects delivery port; Water inlet directly is communicated to the taper eddy flow cavity segment that filters the cavity bottom downwards by the arc inclined tube, and overfall also is connected to the filtration inside cavity, filters cavity bottom and is connected to blowdown performance element and straight-through sewage draining exit; All adopt flange bolt to be fastenedly connected between water inlet, overfall and filtration cavity; Rain sensor is contained in open-air rainwater receiving station, and root a tree name application project scene is provided with installation, and the rainfall frequency memory is arranged in the integrated control section of PLC.

Described Split-flow Control device; Its structure is made up of: rainwater electromagnetic valve, conductivity water matter appearance, Switching Power Supply, alarm, rainwater inductor, indicator lamp, PLC controller, line breaker, contactor, thermal relay, display screen, changeover switch; Wherein the PLC controller is connected with man-machine interface through the RS-485 communication network; The PLC controller respectively be parallel in the circuit again after thermal relay, contactor, line breaker are connected; It is parallelly connected after the rainwater electromagnetic valve is connected with contactor, Switching Power Supply respectively with main circuit; Conductivity water matter appearance is parallelly connected with main circuit through line breaker, and several contactors are connected through cable with the PLC controller respectively, and it is used for receiving the signal that rainwater collecting sensor, monitoring water quality on line sensor, rain frequency memory sensor, electronic blowdown performance element, electronic collection performance element, storage of water level sensor send; And make corresponding reaction, the storage of water level sensor is arranged in the reservoir (case).

Described PLC controller; It adopts Siemens CPU 226CN AC/DC controller; Be provided with 24 inputs/16 outputs; Input pin 0.2,0.3,0.4,0.5,1.0,1.1,1.5,1.6 is parallel to main circuit after connecting through cable and changeover switch; Input pin 0.6,0.7,1.2,1.7 is through cable and thermal relay series connection back parallel connection and main circuit; Input pin 1.3,1.4 and 2.0,2.1 is parallel to main circuit after connecting through the control button of cable and rainwater collection motor operated valve and blowdown motor operated valve respectively, and input pin 2.2 and 2.3,2.4,2.5,2.6 is respectively through the parallelly connected main circuit in different liquid level buttons series connection backs on lead and reservoir signal and the rainwater inductor; The pin 0.0,0.1,0.3,0.5 of output is parallel to main circuit through cable after connecting with contactor, thermal relay through cable respectively; Pin 0.2,0.4 is parallel on the outgoing cable of pin 0.3,0.5 through cable after connecting with contactor 30 through cable respectively; Pin 0.6 is parallelly connected with main circuit after connecting with contactor through cable; Pin 0.7 be parallel to main circuit after backflow well superelevation alarm is connected; Maintenance socket, power supply indicator is parallelly connected with main circuit, and the other end is connected with pin L1,1L, 2L, the 3L of output, output pin L1 through cable be parallel to main circuit after display screen is connected.

Described display screen, it is provided with electric current output interface, temperature input interface, signal input interface, and temperature input interface, signal input interface are provided with signal lamp.

Described rainwater inductor, liquid level signal unit; It is connected with the PLC controller through components and parts respectively; Rainwater inductor wherein; Be provided with the different liquid level models of 30mm-90mm, rainwater inductor, liquid level signal unit play the effect that pump of control, No. two pumps, rainwater are collected motor operated valve, blowdown motor operated valve.

Described cyclone filter cavity; Top is provided with mechanical filter hole, screen pack; The bottom is divided into taper eddy flow chamber; Be shaped as infundibulate, rainwater can be through utilizing law of connected vessels nature overflow to the filter chamber filtration fraction behind the gravity sediment by rotational flow, and rainwater is again through getting into outer chamber behind filtering holes and the screen pack prefiltration.

Described outer chamber is provided with little permeable formation and little interlayer chamber of oozing in it, little oozing is filled with sand class filler in the interlayer chamber.

Preferably, when device bottom needs landfill when underground, rainwater is collected the diafiltration chamber that is provided with automatic distribution station the bottom in can be extremely underground with accumulating rain leakage in the pipeline.

Described water electric conductivity sensor is used for water quality is carried out on-line monitoring, when setting flow mistake, and water turbidity, when suspension surpasses setting value, signal is sent to the distribution control cabinet by the water electric conductivity sensor, opens blowoff valve; The solid matter that rainwater that initial stage is relatively poor and quality are higher than water stays into the bottom and with sewage draining exit and drains.

Referring to accompanying drawing 3; Rainwater is collected automatic distribution station and is applied to early-stage rainwater stream abandoning, shunting and initial stage filtration treatment in the whole rainwater collecting and treating system, whole system mainly by rainwater collect that automatic distribution station, rainwater regulate and store, advanced treating, water storage control and PLC controller partly constitute, the collection delivery port that rainwater is collected automatic distribution station is connected with reservoir through pipe flange; Rainwater looses through the chute that looses and flows into reservoir; Reservoir is externally connected with booster pump, coagulation dosing equipment, strainer, and booster pump, coagulation dosing equipment, strainer are connected in series in proper order, and strainer is connected to clear water reserviors through valve; Clear water reserviors are connected with the water storage self-cleaning device; The sewage draining exit that rainwater is collected in the automatic distribution station connects blow-off line, and reservoir is communicated with blow-off line through sewage draining valve, can directly the dirty rainwater of reservoir inner product be discharged; Rainwater is collected automatic distribution station and can be linked with level sensor in reservoir, the clear water reserviors, and adopts the PLC controller that omnidistance equipment is unified control.

The operating principle of the utility model is: when the initial stage, relatively poor rainwater was from the water inlet access arrangement, flow into the taper eddy flow chamber, bottom of filtering in the cavity, eddy flow is to the bottom; The solid matter that rainwater that initial stage is relatively poor and quality are higher than water stays into the bottom and with sewage draining exit and drains, and when the design blowdown flow rate reached, signal was sent to the distribution control section by rain sensor; Start electronic performance element and close sewage draining exit, open simultaneously and collect electronic performance element, open the collection delivery port; Waterpower has been filter screen part through overflow behind the sediment by rotational flow, and through flowing into outer chamber after filtering holes, the net coarse filtration, outer chamber links to each other with the collection delivery port; Water flow into to be collected reservoir, when setting flow mistake, and water turbidity, when suspension surpasses setting value; Signal is sent to the distribution control cabinet by the water electric conductivity sensor, opens blowoff valve, when the water yield is collected design load; Actuator is closed the collection delivery port, opens sewage draining exit, when excessive or collecting amount is to design flow when the water yield; And collect the delivery port current when smooth, current flow out from the overfall that filters inside cavity, shunt and guarantee draining safety in real time; When rainfall frequency during at interval less than setting value, around here in sewage draining exit be in normally off; Rainwater gets into reservoir (case) after collecting automatic distribution station initial Split-flow, the filtration of desanding Separation of Solid and Liquid through rainwater, and through the chute dispersion inflow of loosing, because the stream power of loosing is low and dispersion is the rain shape; Can not evoke the bottom precipitation thing through after letting out power, in the reservoir (case) proof submersible sand discharging pump sewage draining exit and overfall are set, liquid level sensing device and delivery port are set; Reservoir (case) is made the diffusing chute of ditch shape open-work along inwall, and the casing delivery port links to each other with external booster pump, and booster pump connects coagulation dosing device and carbon granule strainer successively; Rainwater gets into clear water reserviors after sterilization, filtration treatment, clear water reserviors are connected with the clear water self-cleaning device, leave interface on the clear water reserviors to be connected to view or other moisturizing body; Store use through getting into clear water reserviors behind coagulation dosing equipment and the strainer again after the supercharging of water process booster pump; Clear water reserviors are established liquid level sensor, and after clear water reserviors reached designated water level, liquid level sensor was sent to the distribution control cabinet with signal; Control cabinet sends signal at stop booster pump and treatment facility, and clear water reserviors are established evacuation port; When reservoir (case) water level arrived designated water level, liquid level sensor sent a signal to the distribution control cabinet and closes the collection outlet valve.

If close when collecting valve or equipment fault, water all can flow into city planting ductwork from the overfall that rainwater is collected in the automatic distribution station, can not cause the spilling water incident, pours in down a chimney as water level takes place, and when water level arrived the early warning water level, equipment can be closed the collection outlet valve automatically.

The utility model is integrated with rain water collecting system and the parallel connection of rainwater inductor; Control through the PLC controller; A PLC controller can be controlled rainwater simultaneously and collect abandoned stream, water pump lifting, pond collection liquid level and rainwater inductor; The PLC controller adopts integrated programming control, reaches equipment and system's operation automation in the control system; Can be manually and automatically switching operation, can adopt the water quality instrument parameter preferentially to collect rainwater, can set the repetition time and interior abandoned stream number of times of unit interval of rain water collecting system simultaneously; Controller can adopt the real-time automatic flow abandoning of rainwater inductor; Abandoned stream rainfall thickness can be set, and the rainwater inductor can show multi-level in real time, but and multi-level selecting property control earlier abandoned stream; The integrated automatic integratedization operation of controller, and the online demonstration of liquid crystal.

The utility model has changed traditional rainwater collection and treatment technology, adopts rainwater to collect automatic distribution station, deft design, reasonable; Whole rainwater collecting and treating system is compact, takes up an area of to lack, and pipeline is few with material; Construction and installation are simple; The system integration and the integrated automatic operation of control are collected for the rainwater of small area, can install at self-contained integrated scene; Be used that rainfall, rain are remembered frequently and water quality is collected the water yield, but the Environmental Water current mass of root a tree name collecting zone set with the water supply volume real-time monitoring and collect the water yield, close and can with landscape water, circulation moisturizing and other water body moisturizing interlock, reach rainwater utilization and maximize.

Owing to adopted above technical scheme, the utlity model has following beneficial effect:

1, owing to adopted the PLC controller, it has characteristics such as Highgrade integration, control able to programme, can realize that landscape water body, rainwater are collected, the integrated operation of pond treatment facility;

2, can adopt manual and automatic dual mode operation, convenient and practical, simple when operating personnel operate, quick;

3, handle the priority and the processing time of handling at view and all can set, enlarged its range of application than legacy equipment with rainwater.

When 4, inner overflow, equipment fault or current are smooth, guarantee water system draining safety, stormwater flows through when big automatically from overfall shunting, earial drainage.

5, eddy flow, filter design, desanding, filtration integrated, water inlet, overfall and sewage draining exit are straight-through, do not stop up.

6, water quality, the water yield and rain control at interval frequently realizes blowdown, abandoned stream and collection, and rainwater utilization is scientific;

7, adopt double mouthful of design in the equipment cavity, nothing accumulates early-stage rainwater and retains, and non sludge impurity is retained, non-secondary pollution.

8, the equipment bottom is set up the seepage chamber separately, and pipeline is accumulated rain leakage to underground, replenishes underground water, the protection ecological homeostasis;

9, equipment abandoned stream, shunting energy dissipating, filtration, blowdown and eddy flow desanding integrated design; The many wells multipoint modes such as grid, catchpit, escape pit, flow abandoning apparatus, initial stage filtration and grit chamber that changed traditional rain water drainage treatment system are handled; It is more reasonable to make rainwater collect; Take up an area of and lack, convenient management reduces construction volume and engineering input.

Description of drawings

Fig. 1, be the structural representation of the utility model;

Fig. 2, be the main body side cross-sectional view in the utility model;

Fig. 3, be the main body application implementation sketch map in the utility model,

Fig. 4, be the assembly structure sketch map of Split-flow Control device in the utility model;

Fig. 5, be the circuit theory diagrams of Split-flow Control device in the utility model.

Among the figure: the 1-water inlet, the 2-sewage draining exit, 3-collects delivery port, 4-overfall; The electronic blowdown performance element of 5-, the electronic collection performance element of 6-, 7-water electric conductivity sensor, 8-outer chamber; The little permeable formation of 81-, the little interlayer chamber of oozing of 82-, 9-filters cavity, 91-screen pack; Chute looses for 92-taper eddy flow chamber, 10-reservoir, 101-; The 102-valve, 11-clear water reserviors, 12-clear water self-cleaning device; The 13-strainer, 14-coagulation dosing equipment, 15-booster pump; The 16-blow-off line, 20-Split-flow Control device, 21-rainwater electromagnetic valve, 22-conductivity water matter appearance, 23-Switching Power Supply, 25-alarm, 26-rainwater inductor, 27-indicator lamp, 28-PLC controller, 29-line breaker, 30-contactor, 31-thermal relay, 32-display screen, 33-man-machine interface, 34-changeover switch, 35-backflow well, 36-rainwater are collected motor operated valve, 37-blowdown motor operated valve.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is further carried out detailed description;

Referring to accompanying drawing 1; The automatic distribution station of rainwater; Mainly constitute on its structure by Split-flow Control device 20, main body, cyclone filter cavity 9, blowdown performance element 5, blowdown delivery port 2, electronic collection performance element 6, collection delivery port 3, water electric conductivity sensor 7, water inlet 1, rain sensor, rainfall frequency memory, overfall 4 etc.; Wherein Split-flow Control device 20 is connected with main body through cable, is divided into filtration cavity 9 and outer chamber 8 two parts in the main body, and filtration cavity 9 is located in the top through flange and bolt with outer chamber 8 and be fastening; Filter cavity 9 bottoms and lower body part bolton, filter cavity 9 upper outlets with the girder steel bolton; Filter cavity 9 tops and be divided into mechanical filter hole, screen pack 91; The bottom is divided into taper eddy flow chamber 92, and water inlet 1, collection delivery port 3 were positioned at the both sides of main body, and overfall 4 is positioned at main body one side; Overfall 4 is higher than water inlet 1 and collects delivery port 3; Water inlet 1 directly is communicated to taper eddy flow chamber 92 parts of filtering cavity 9 bottoms downwards by the arc inclined tube, and overfall 4 also is connected to and filters cavity 9 inside, filters cavity 9 bottoms and is connected to blowdown performance element 5 and straight-through sewage draining exit 2; Water inlet 1, overfall 4 and 9 of cavitys of filtration all adopt flange bolt to be fastenedly connected; Rain sensor is contained in open-air rainwater receiving station, and root a tree name application project scene is provided with installation, and the rainfall frequency memory is arranged in the integrated control section of PLC.

Referring to accompanying drawing 4,5; Described Split-flow Control device 20; Its structure is made up of: rainwater electromagnetic valve 21, conductivity water matter appearance 22, Switching Power Supply 23, alarm 25, rainwater inductor 26, indicator lamp 27, PLC controller 28, line breaker 29, contactor 30, thermal relay 31, display screen 32, changeover switch 34; Wherein PLC controller 28 is connected with man-machine interface 33 through the RS-485 communication network; PLC controller 28 respectively be parallel in the circuit again after thermal relay 31, contactor 30, line breaker 29 are connected; It is parallelly connected after rainwater electromagnetic valve 21 is connected with contactor 30, Switching Power Supply 23 respectively with main circuit; Conductivity water matter appearance 22 is parallelly connected with main circuit through line breaker 29, and several contactors 30 are connected through cable with PLC controller 28 respectively, and it is used for receiving the signal that rainwater collecting sensor, monitoring water quality on line sensor, rain frequency memory sensor, electronic blowdown performance element 5, electronic collection performance element 6, storage of water level sensor send; And make corresponding reaction, the storage of water level sensor is arranged in the reservoir (case).

Described PLC controller 28; It adopts Siemens CPU 226CN AC/DC controller; Be provided with 24 inputs/16 outputs; Input pin 0.2,0.3,0.4,0.5,1.0,1.1,1.5,1.6 is parallel to main circuit after connecting through cable and changeover switch 23; Input pin 0.6,0.7,1.2,1.7 is through cable and thermal relay 31 series connection back parallel connection and main circuits; Input pin 1.3,1.4 and 2.0,2.1 is parallel to main circuit after connecting through the control button of cable and rainwater collection motor operated valve 36 and blowdown motor operated valve 37 respectively, and input pin 2.2 and 2.3,2.4,2.5,2.6 is respectively through the parallelly connected main circuit in different liquid level buttons series connection backs on lead and reservoir signal and the rainwater inductor; The pin 0.0,0.1,0.3,0.5 of output is parallel to main circuit through cable after connecting with contactor 30, thermal relay 31 through cable respectively; Pin 0.2,0.4 is parallel on the outgoing cable of pin 0.3,0.5 through cable after connecting with contactor 30 through cable respectively; Pin 0.6 is parallelly connected with main circuit after connecting with contactor 30 through cable; Pin 0.7 be parallel to main circuit after backflow well superelevation alarm 25 is connected; Maintenance socket, power supply indicator is parallelly connected with main circuit, and the other end is connected with pin L1,1L, 2L, the 3L of output, output pin L1 through cable be parallel to main circuit after display screen 32 is connected.

Described display screen 32, it is provided with electric current output interface, temperature input interface, signal input interface, and temperature input interface, signal input interface are provided with signal lamp.

Described rainwater inductor 26, liquid level signal unit; It is connected with PLC controller 28 through components and parts respectively; Wherein the rainwater inductor 26; Be provided with the different liquid level models of 30mm-90mm, rainwater inductor 26, liquid level signal unit play the effect that pump of control, No. two pumps, rainwater are collected motor operated valve 36, blowdown motor operated valve 37.

Referring to accompanying drawing 2; Described cyclone filter cavity 9; Top is provided with mechanical filter hole, screen pack 91, and the bottom is divided into taper eddy flow chamber 92, is shaped as infundibulate; Rainwater can be through utilizing law of connected vessels nature overflow to the filter chamber filtration fraction behind the gravity sediment by rotational flow, rainwater is again through getting into outer chamber 8 behind filtering holes and screen pack 91 prefiltrations.

Described outer chamber 8 is provided with little permeable formation 81 and little interlayer chamber 82 of oozing in it, little oozing is filled with sand class filler in the interlayer chamber 82.

Described water electric conductivity sensor 7 is used for water quality is carried out on-line monitoring, when setting flow mistake, and water turbidity, when suspension surpasses setting value, signal is sent to the distribution control cabinet by water electric conductivity sensor 7, opens blowoff valve; The solid matter that rainwater that initial stage is relatively poor and quality are higher than water stays into the bottom and with sewage draining exit and drains.

Referring to accompanying drawing 3; Rainwater is collected automatic distribution station and is applied to early-stage rainwater stream abandoning, shunting and initial stage filtration treatment in the whole rainwater collecting and treating system; Whole system mainly by rainwater collect that automatic distribution station, rainwater regulate and store, advanced treating, water storage control and PLC controller partly constitute; The collection delivery port 3 that rainwater is collected automatic distribution station is connected with reservoir 10 through pipe flange, and rainwater looses through the chute 101 that looses and flows into reservoir 10, and reservoir 10 is externally connected with booster pump 15, coagulation dosing equipment 14, strainer 13; Booster pump 15, coagulation dosing equipment 14, strainer 13 orders are connected in series; Strainer 13 is connected to clear water reserviors 11 through valve, and clear water reserviors 11 are connected with water storage self-cleaning device 12, and the sewage draining exit 2 that rainwater is collected in the automatic distribution station connects blow-off line 16; Reservoir 10 is communicated with blow-off line 16 through sewage draining valve 102; Can directly the dirty rainwater of reservoir inner product be discharged, rainwater is collected automatic distribution station and can be linked with level sensor in reservoir, the clear water reserviors, and adopts the PLC controller that omnidistance equipment is unified control.

With reference to accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, the operating principle of the utility model is: when the initial stage, relatively poor rainwater was from the water inlet access arrangement; Flow into to filter the taper eddy flow chamber, bottom 92 in the cavity 9, eddy flow is to the bottom, and the solid matter that the rainwater that the initial stage is relatively poor and quality are higher than water stays into the bottom and with sewage draining exit 2 drains, when designing blowdown flow rate and reach; Signal is sent to the distribution control section by rain sensor, starts electronic performance element and closes sewage draining exit, opens simultaneously and collects electronic performance element 6; Open and collect delivery port 3, waterpower to screen pack 91 parts, flows into outer chamber 8 after process filtering holes, the net coarse filtration through overflow behind the sediment by rotational flow; Outer chamber 8 links to each other with collection delivery port 3, and water flows into collects reservoir 10, when setting flow mistake; And water turbidity, suspension be when surpassing setting value, and signal is sent to the distribution control cabinet by water electric conductivity sensor 7, opens blowoff valve; When the water yield was collected design load, actuator was closed and is collected delivery port 3, opens sewage draining exit 2; When excessive or collecting amount is to design flow when the water yield, and collect delivery port 3 current when smooth, current flow out from filtering cavity 9 inner overfalls 4; Shunting in real time and guarantee draining safety, when rainfall frequency during at interval less than setting value, around here in sewage draining exit 2 be in normally off; Rainwater gets into reservoir 10 (case) after collecting automatic distribution station initial Split-flow, the filtration of desanding Separation of Solid and Liquid through rainwater, and through the chute 101 dispersion inflows of loosing, because the stream power of loosing is low and dispersion is the rain shape; Can not evoke the bottom precipitation thing through after letting out power, proof submersible sand discharging pump sewage draining exit 2 and overfall 4 are set in the reservoir 10 (case), liquid level sensing device and delivery port are set; Reservoir 10 (case) is made the diffusing chute 101 of ditch shape open-work along inwall; The casing delivery port links to each other with external booster pump 15, and booster pump 15 connects coagulation dosing device 14 and carbon granule strainer 13 successively, and rainwater gets into clear water reserviors 11 after sterilization, filtration treatment; Clear water reserviors 11 are connected with clear water self-cleaning device 12; Leave interface on the clear water reserviors 11 to be connected to view or other moisturizing body, get into clear water reserviors 11 storage uses through coagulation dosing equipment 14 and strainer 13 backs again after 15 superchargings of water process booster pump, clear water reserviors 11 are established liquid level sensor; After clear water reserviors 11 reach designated water level; Liquid level sensor is sent to the distribution control cabinet with signal, and control cabinet sends signal at stop booster pump 15 and treatment facility, and clear water reserviors 11 are established evacuation port; When reservoir 10 (case) water level arrived designated water level, liquid level sensor sent a signal to the distribution control cabinet and closes collection delivery port 3 valves.

If close when collecting valve 102 or equipment fault; Water all can flow into city planting ductwork from the overfall 4 that rainwater is collected in the automatic distribution station, can not cause the spilling water incident, pours in down a chimney as water level takes place; When water level arrived the early warning water level, equipment can be closed automatically and collected delivery port 3 valves.

Claims

1. the automatic distribution station of rainwater; Mainly constitute on the structure by Split-flow Control device [20], main body, cyclone filter cavity [9], blowdown performance element [5], blowdown delivery port [2], electronic collection performance element [6], collection delivery port [3], water electric conductivity sensor [7], water inlet [1], rain sensor, rainfall frequency memory, overfall [4]; It is characterized in that: wherein Split-flow Control device [20] is connected with main body through cable; Be divided in the main body and filter cavity [9] and outer chamber [8] two parts; Filtration cavity [9] and outer chamber [8] are located in the top through flange and bolt and are fastening; Filter cavity [9] bottom and lower body part bolton, filter cavity [9] upper outlet with the girder steel bolton; Filter cavity [9] top and be divided into mechanical filter hole, screen pack [91]; The bottom is divided into taper eddy flow chamber [92]; Water inlet [1], collection delivery port [3] were positioned at the both sides of main body, and overfall [4] is positioned at main body one side, and overfall [4] is higher than water inlet [1] and collects delivery port [3]; Water inlet [1] directly is communicated to taper eddy flow chamber [92] part of filtering cavity [9] bottom downwards by the arc inclined tube; Overfall [4] also is connected to filtration cavity [9] inside, filters cavity [9] bottom and is connected to blowdown performance element [5] and straight-through sewage draining exit [2], all adopts flange bolt to be fastenedly connected between water inlet [1], overfall [4] and filtration cavity [9].

2. the automatic distribution station of rainwater as claimed in claim 1; It is characterized in that: described Split-flow Control device [20]; Its structure is made up of: rainwater electromagnetic valve [21], conductivity water matter appearance [22], Switching Power Supply [23], alarm [25], rainwater inductor [26], indicator lamp [27], PLC controller [28], line breaker [29], contactor [30], thermal relay [31], display screen [32], changeover switch [34]; Wherein PLC controller [28] is connected with man-machine interface [33] through the RS-485 communication network; PLC controller [28] is parallel in the circuit with thermal relay [31], contactor [30], line breaker [29] after connecting respectively again; It is parallelly connected after rainwater electromagnetic valve [21] is connected with contactor [30], Switching Power Supply [23] respectively with main circuit; Conductivity water matter appearance [22] is parallelly connected with main circuit through line breaker [29], and several contactors [30] are connected through cable with PLC controller [28] respectively.

3. the automatic distribution station of rainwater as claimed in claim 2; It is characterized in that: described PLC controller [28]; It adopts Siemens CPU 226CN AC/DC controller; Be provided with 24 inputs/16 outputs; Input pin 0.2,0.3,0.4,0.5,1.0,1.1,1.5,1.6 is parallel to main circuit after connecting through cable and changeover switch [23]; Input pin 0.6,0.7,1.2,1.7 is through cable and thermal relay [31] series connection back parallel connection and main circuit, is parallel to main circuit after the control button that input pin 1.3,1.4 and 2.0,2.1 is collected motor operated valve [36] and blowdown motor operated valve [37] through cable and rainwater respectively connect, input pin 2.2 and 2.3,2.4,2.5,2.6 passes through different liquid level buttons on lead and reservoir signal and the rainwater inductor respectively connect after parallelly connected main circuit; The pin 0.0,0.1,0.3,0.5 of output is parallel to main circuit through cable after connecting with contactor [30], thermal relay [31] through cable respectively; Pin 0.2,0.4 is parallel on the outgoing cable of pin 0.3,0.5 through cable after connecting with contactor [30] through cable respectively; Pin 0.6 is parallelly connected with main circuit after connecting with contactor [30] through cable; Pin 0.7 be parallel to main circuit after backflow well superelevation alarm [25] is connected; Maintenance socket, power supply indicator is parallelly connected with main circuit, and the other end is connected with pin L1,1L, 2L, the 3L of output, output pin L1 through cable be parallel to main circuit after display screen [32] is connected.

4. the automatic distribution station of rainwater as claimed in claim 2 is characterized in that: described display screen [32], it is provided with electric current output interface, temperature input interface, signal input interface, and temperature input interface, signal input interface are provided with signal lamp.

5. the automatic distribution station of rainwater as claimed in claim 2; It is characterized in that: described rainwater inductor [26], liquid level signal unit; It is connected with PLC controller [28] through components and parts respectively, and wherein rainwater inductor [26] is provided with the different liquid level models of 30mm-90mm.

6. the automatic distribution station of rainwater as claimed in claim 1 is characterized in that: described cyclone filter cavity [9], top are provided with mechanical filter hole, screen pack [91], and the bottom is divided into taper eddy flow chamber [92], is shaped as infundibulate.

7. the automatic distribution station of rainwater as claimed in claim 1 is characterized in that: described outer chamber [8], be provided with little permeable formation [81] and little interlayer chamber [82] of oozing in it, and little oozing is filled with sand class filler in the interlayer chamber [82].