CN103850332B - A kind of combined system pipe network catchpit system and control method thereof - Google Patents
A kind of combined system pipe network catchpit system and control method thereof Download PDFInfo
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- CN103850332B CN103850332B CN201410059731.3A CN201410059731A CN103850332B CN 103850332 B CN103850332 B CN 103850332B CN 201410059731 A CN201410059731 A CN 201410059731A CN 103850332 B CN103850332 B CN 103850332B
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Abstract
The invention discloses a kind of combined system pipe network catchpit system and control method thereof, this system comprises well body and control unit, well body runner is established just rain overflow weir, debris retaining floating drum and multistage adjustable overflow plate, sewage intercepting sewer is established at water inlet pipe and the sidewall bottom just between rain overflow weir, just rain intercepting sewer is established between first rain overflow weir and multistage adjustable overflow plate, sewage intercepting sewer is established the first electronic flap valve that dams, first rain intercepting sewer is established the second electronic flap valve that dams, liquid level sensor and water quality sensor is established on the left of first rain overflow weir, the signal output part of liquid level sensor and water quality sensor is connected with the control signal input of control unit respectively, control unit is the electronic flap valve that dams with first respectively, second electronic dam flap valve and multistage adjustable overflow plate connection, this control method has carried out practical definition from first rain run-off angle to first rain, utilize liquid level and water quality signal to control the keying of valve on sewage intercepting sewer and first rain intercepting sewer, thus at the beginning of achieving, rain accurately dams.
Description
Technical field
The present invention relates to sewerage pipeline network, refer to a kind of combined system pipe network catchpit system and control method thereof particularly.
Background technology
Along with increasing of urban atmospheric pollution and ground pollution, rainwater runoff pollution is further serious, especially the early-stage rainwater (being called for short just rain) that pollutant is more, according to investigations, the pollutant index peak of the first rain in some area is with far away higher than typical urban sanitary sewage, and it is very necessary for therefore carrying out collecting process for first rain.At present, in drainage system, can take to dam to first rain in catchpit, then first rain is delivered to the processing mode of Wastewater Treatment Plant, but in the process of damming to first rain, how to carry out accurate measurement to first rain is a difficult point, is also in fuzzy extensive metering phase at present always.
Summary of the invention
Object of the present invention will provide a kind of combined system pipe network catchpit system and control method thereof exactly, realizes accurately damming of first rain.
For achieving the above object, the technical solution used in the present invention is: a kind of combined system pipe network catchpit system, comprise well body and control unit, described well body left end is provided with confluence of rainwater and sewage water inlet pipe, described well body right-hand member is provided with the outlet pipe towards natural water, just rain overflow weir is provided with from left to right successively on the runner of described well body, debris retaining floating drum, and multistage adjustable overflow plate, the height of described just rain overflow weir is the liquid level that interception ratio is corresponding, sewage intercepting sewer is provided with in the bottom of described confluence of rainwater and sewage water inlet pipe and described well body sidewall just between rain overflow weir, just rain intercepting sewer is provided with in the bottom of described well body sidewall just between rain overflow weir and described multistage adjustable overflow plate, described sewage intercepting sewer is provided with the first electronic flap valve that dams, described just rain intercepting sewer is provided with the second electronic flap valve that dams, liquid level sensor and water quality sensor is provided with in described well body, the signal output part of described liquid level sensor and the signal output part of described water quality sensor are connected with the control signal input of described control unit respectively, the control signal output of described control unit respectively with the described first electronic flap valve that dams, the second electronic flap valve that dams, and multistage adjustable overflow plate connects.Described multistage adjustable overflow plate is the overflow plate of the adjustable change of a kind of overflow height, and it can adopt various structures form.
Further, described first electronic flap valve or the second electronic flap valve that dams of damming is the adjustable swing type rubber flap check valve that dams, comprise the runner arranged in valve body, valve body and the valve gap be arranged on valve body, in described valve body, upper end is provided with groove near between the valve body and valve gap of water inlet one end, back shaft is provided with in described groove, described back shaft is fixedly connected with the flexible rubber lobe for sealed valve body, described flexible rubber lobe is connected with rubber clack opening control device.
Further, described rubber clack opening control device comprises gag lever post, on described valve body, both sides have two coaxial installing holes, rotating shaft is provided with in described two installing holes, described rotating shaft connects described gag lever post one end, the described gag lever post other end withstands described flexible rubber flap, and described rotating shaft is electrically connected with Vidacare corp.
Further, described flexible rubber lobe comprises the wear-resisting connecting band be wound in outside back shaft, the steel plate frame be connected with wear-resisting connecting band bottom, the rubber tile be wrapped in outside wear-resisting connecting band and steel plate frame, described wear-resisting connecting band comprises interconnective canned paragraph and linkage section, described canned paragraph top is fixedly connected with back shaft, described linkage section bottom is connected with steel plate frame, and the center of rotation of described flexible rubber lobe is positioned on described linkage section.
Further, described multistage adjustable overflow plate comprises and is arranged on multiple dash weir plate on vertical plane and a cleaning weir plate, and the bottom correspondence of each dash weir plate described is connected with the first axis of rotation, is provided with the first hermetically-sealed construction bottom described first axis of rotation; The bottom of described cleaning weir plate is fixed with the second axis of rotation, and the below of described second axis of rotation is provided with and the arc track cleaning running orbit bottom weir plate and match, and described arc track can be connected with the basal sliding of cleaning weir plate and be separated from each other.
Further, described second axis of rotation is positioned at the side, bottom of cleaning weir plate, and the central axis of described second axis of rotation is non-intersect to central axis, vertical central axis with the level of cleaning weir plate.
Further, the angle of described arc track is not more than 90 °, and wherein one end of arc track is positioned at immediately below the vertical central axis of cleaning weir plate.
Further, described debris retaining floating drum comprises cylindrical shape floating drum, and the hollow and both ends of the surface of described floating drum are closed, and described floating drum Transverse to the flow direction horizontal and length are across well body two side, described floating drum both ends of the surface are fixed with pivoted arm, and described pivoted arm is hinged on described well body sidewall respectively.
For a control method for above-mentioned combined system pipe network catchpit system, comprise the steps:
1) calculate just rain duration T: setting storm-water drainage water quality standard, timing when creating surface runoff from rainfall, when to judge in catchpit that water quality reaches the storm-water drainage water quality standard of setting to water quality sensor, this period is first rain duration T;
2) simultaneously, control unit controls to dam by the liquid level signal that liquid level sensor gathers in catchpit:
A. when liquid level in catchpit is not higher than the liquid level that interception ratio is corresponding, the described first electronic flap valve that dams stays open state, and the described second electronic flap valve that dams keeps closed condition, and first rain is discharged to sewage intercepting sewer;
B. when liquid level in catchpit is higher than the liquid level that interception ratio is corresponding, the described first electronic closure of check ring that dams, the described second electronic flap valve that dams is opened, first rain from described just rain overflow weir overflow, discharged to first rain intercepting sewer, until after just rain duration T terminates, the described second electronic closure of check ring that dams, liquid level continues to rise, and when liquid level exceedes described multistage adjustable overflow plate height, the rainwater in later stage directly overflows to natural water;
C., when water level in catchpit exceedes setting warning line, control described multistage adjustable overflow plate and reduce height, the rainwater in later stage drains into natural water fast from described outlet pipe.
Further, described step 1) in, detecting catchpit in the wastewater level that the drought stream phase is corresponding with described liquid level sensor is H1, when water level in catchpit is more than H1, starts timing.
The present invention compared with prior art, has the following advantages:
1) the inventive method has carried out practical definition from the angle of early-stage rainwater water quality to first rain scope, control unit utilizes water level signal and Rainwater Quality signal to control the keying of valve on sewage intercepting sewer and first rain intercepting sewer, thus in combined system pipe network catchpit, effectively achieve accurately damming of first rain.
2) the present invention properly arranges the first electronic flap valve and the second electronic flap valve that dams of damming in catchpit, by accurately controlling the aperture of the electronic flap valve that dams, achieve accurately damming to sewage and early-stage rainwater, the rainwater that simultaneously also prevent sewage and first rain pipeline flows backwards; Floating thing in rainwater before entering natural water with the debris retaining floating drum interception across whole well body runner and suspension, this debris retaining floating drum debris retaining is effective, avoids clogging; The multistage adjustable overflow plate of the present invention replaces existing fixed weir or gate, and the height of this multistage adjustable overflow plate can regulate on a large scale, achieves discharge level height adjustable; Present invention achieves effective separation of early-stage rainwater, allow early-stage rainwater all dam to greatest extent and be sent to Wastewater Treatment Plant after storm detention tank.
Accompanying drawing explanation
Fig. 1 is a kind of combined system pipe network catchpit system plan structure schematic diagram.
Fig. 2 is longitudinal section structure schematic diagram of Fig. 1.
Fig. 3 is the structural representation of the adjustable swing type rubber flap check valve that dams.
Fig. 4 is the structural representation of the rubber clack opening control device in Fig. 3;
Fig. 5 is the side-looking structural representation of flexible rubber lobe;
Fig. 6 is the main TV structure schematic diagram of flexible rubber lobe;
Fig. 7 is the partial enlargement structural representation of hermetically-sealed construction in Fig. 5.
Fig. 8 is the structural representation of debris retaining floating drum in Fig. 1.
Fig. 9 is the side structure schematic diagram of Fig. 8.
Figure 10 is the structural representation of multistage adjustable overflow plate in Fig. 1.
Figure 11 is the A-A cross-sectional view of Figure 10.
Figure 12 is the motion state diagram cleaning weir plate in Figure 11.
Figure 13 is the structure for amplifying schematic diagram at A place in Figure 11.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, is convenient to more clearly understand the present invention, but they do not form restriction to the present invention.
As Fig. 1, shown in Fig. 2, a kind of combined system pipe network catchpit system, comprise well body 1 and take PLC as the logic control element (not shown on figure) of core, described well body 1 left end is provided with confluence of rainwater and sewage water inlet pipe 2, described well body 1 right-hand member is provided with the outlet pipe 3 towards natural water, the runner of described well body 1 is provided with from left to right successively just rain overflow weir 10, the height of first rain overflow weir 10 is the liquid level that interception ratio is corresponding, debris retaining floating drum 5, and multistage adjustable overflow plate 14, sewage intercepting sewer 4 is provided with in the bottom of described confluence of rainwater and sewage water inlet pipe 2 and described well body 1 sidewall just between rain overflow weir 10, just rain intercepting sewer 9 is provided with in the bottom of described well body 1 sidewall just between rain overflow weir 10 and described multistage adjustable overflow plate 14, described sewage intercepting sewer 4 is provided with the first electronic flap valve 11 that dams, described just rain intercepting sewer 9 is provided with the second electronic flap valve 7 that dams, 1 liquid level sensor 12 and water quality sensor 13 is provided with in well body on the left of described just rain overflow weir 10, described liquid level sensor 12 signal output part and described water quality sensor 13 signal output part are connected with the control signal input of described control unit respectively, the control signal output of described control unit respectively with the electronic flap valve 7 that dams of the described first electronic flap valve 11 second that dams, and multistage adjustable overflow plate 14 connects, riffler 8 is provided with bottom described well body 1.Wherein, water quality sensor 13 is online water quality monitor in catchpit.
In such scheme, composition graphs 3, shown in Fig. 4, the first electronic flap valve 11 that dams is for a kind of adjustable swing type rubber flap check valve that dams, comprise valve body 601, the valve gap 602 being arranged on the runner in valve body 601 and being arranged on valve body 601, in described valve body 601, upper end is provided with groove near between the valve body 601 and valve gap 602 of water inlet one end, the second groove that the first groove that groove set between valve body 601 and valve gap 602 is offered by described valve body 601 upper surface and described valve gap 602 lower surface are offered surrounds jointly, back shaft 603 is provided with in described groove, described back shaft 603 is fixedly connected with the flexible rubber lobe 604 for sealed valve body 601, described flexible rubber lobe 604 is connected with rubber clack opening control device, described rubber clack opening control device comprises gag lever post 605, on described valve body 601, both sides have two coaxial installing holes 606, rotating shaft 607 is provided with in described two installing holes 606, described rotating shaft 607 connects described gag lever post 605 one end, described gag lever post 605 other end withstands described flexible rubber flap 604, and described rotating shaft 607 is electrically connected with Vidacare corp 608.The rotating shaft 607 at described gag lever post 605 two ends is provided with jump ring 614.Be connected by key 615 between described gag lever post 605 and rotating shaft 607.One end of described rotating shaft 607 is electrically connected with Vidacare corp 608 after stretching out the installing hole 606 of side on valve body 601, the other end of described rotating shaft 607 is placed in the installing hole 606 of opposite side on valve body 601, be provided with stifle 616 outside installing hole 606, described stifle 616 is tightly connected by screw and valve body 601.Described Vidacare corp 608 is fixedly connected on the side of valve body 601 outside.Be provided with copper sheathing 617 in described installing hole 606, described rotating shaft 607 two ends are inserted in copper sheathing 617 respectively.This programme is equipped with Vidacare corp 608 in the side of valve body 601, Vidacare corp 608 drives rotating shaft 607 to rotate, the gag lever post 605 that rotarily drives of rotating shaft 607 rotates, and then the aperture realizing flexible rubber lobe 604 regulates, above-mentioned rubber clack opening control device is a kind of rotary opening control device, can also be designed to the various structures forms such as ascending/decending.
In such scheme, shown in composition graphs 5, Fig. 6, described flexible rubber lobe 604 comprises the wear-resisting connecting band 609 be wound in outside back shaft 603, the steel plate frame 610 be connected with wear-resisting connecting band 609 bottom, is wrapped in wear-resisting connecting band 609 and the rubber tile 611 outside steel plate frame 610.Described wear-resisting connecting band 609 comprises interconnective canned paragraph 612 and linkage section 613, described canned paragraph 612 top is fixedly connected with back shaft 603, described linkage section 613 bottom is connected with steel plate frame 610, and the center of rotation of described flexible rubber lobe 604 is positioned on linkage section 613.Described wear-resisting connecting band 609 material is nylon cloth.Described steel plate frame 610 is the toroidal structure that upper end is connected with wear-resisting connecting band 609.
In such scheme, shown in composition graphs 6, Fig. 7, between described flexible rubber lobe 604 and valve body 601, be provided with hermetically-sealed construction 618.Described hermetically-sealed construction 618 is the first protruding ring 6181 and the second protruding ring 6182 side that contacts with valve body 601 of flexible rubber lobe 604 protruding from flexible rubber lobe 604, is provided with groove 6183 between described first protruding ring 6181 and the second protruding ring 6182; The most outer of described first protruding ring 6181 is mutually vertical with described valve body 601; The thickness of the projection of described second protruding ring 6182 is greater than the thickness of the first protruding ring 6181, described second protruding ring 6182 is in tilted layout to the direction along flexible rubber lobe 3 outer, and the flexible rubber lobe 604 of the rear end of described second protruding ring 6182 is provided with the bending activity space 6184 for the second protruding ring 6182.When flexible rubber lobe 604 is in valve body contact, the air in groove 6183 is extruded, and now can realize ultralow pressure sealing.Hermetically-sealed construction 618 between flexible rubber lobe 604 and valve body 601, when can realize low pressure (or with no pressure), deadweight only by flap and flexible rubber lobe 604 just can close sealing, and not needing from gravity of simultaneously sealing is very large, and the unlatching damage by water of valve can be allowed but very low; When having high pressure after valve, the hermetically-sealed construction of flexible rubber lobe is in regime of elastic deformation, simultaneously.For the activity space 6184 that the second protruding ring 6182 bends, under can reaching maximum working pressure when can ensure high pressure sealing, flexible rubber lobe is indeformable.The second electronic flap valve 7 that dams is identical with the first electronic flap valve 11 structure of damming.
In such scheme, composition graphs 8, shown in Fig. 9, debris retaining floating drum 5 comprises the cylindrical shape floating drum 202 in well body 1, described floating drum 202 is hollow and both ends of the surface closed, floating drum 202 is two halves formula structure, between two halves, bolt connects, accompany flexible sealing plate 205 therebetween, the two ends of described flexible sealing plate 205 bend respectively to extend on described floating drum 202 end face and form pushing off the slag block 209, leak from the two end faces of floating drum 202 to prevent scum silica frost, described floating drum 202 Transverse to the flow direction horizontal and length are across well body 1 two side, described floating drum 202 both ends of the surface top is fixed with pivoted arm 203, the head end of pivoted arm 203 is connected with floating drum 202 end face bolt, the two side of described pond body 201 is provided with fixed head 206, the end of described pivoted arm 203 is hinged on respectively by turning cylinder 207 on the fixed head 206 of described pond body 201 sidewall, cylinder face, described floating drum 202 top is provided with the slag trap 204 for strengthening pushing off the slag effect.Wherein, flexible sealing plate 205 is rubber tile, floating drum 202 is floating and is falling in process, need to carry out friction sealed with pond body 201 sidewall metope, the flexible rubber dam of bending is adopted between rubber tile and sidewall, effectively self-packingly make the frictional force between floating drum and sidewall very little in formation simultaneously, thus be conducive to resistance when reducing floating drum motion.
In such scheme, in conjunction with Figure 10, shown in Figure 11, described multistage adjustable overflow plate 14, it comprises and is vertically arranged on multiple dash weir plates 1401 on well body 1 runner and a cleaning weir plate 1402, each weir plate is not on same vertical plane, cleaning weir plate 1402 is positioned at bottom, the bottom correspondence of each dash weir plate 1401 is connected with the first axis of rotation 1403, distance between first axis of rotation 1403 and the width of dash weir plate 1401 match, the first hermetically-sealed construction is provided with between first axis of rotation 1403 and the dash weir plate 1401 below it or cleaning weir plate 1402, the bottom of described cleaning weir plate 1402 is fixed with the second axis of rotation 1405, described second axis of rotation 1405 is positioned at the side, bottom of cleaning weir plate 1402, the central axis of described second axis of rotation 1405 and the level of cleaning weir plate 1402 are to central axis, vertical central axis is non-intersect, the bottom end face of described cleaning weir plate 1402 is provided with the second hermetically-sealed construction, this second hermetically-sealed construction is made up of the second weather strip 1407, the below of described second axis of rotation 1405 is provided with and the arc track 1406 cleaning running orbit bottom weir plate 1402 and match, described arc track 1406 can be connected with the basal sliding of cleaning weir plate 1402 and be separated from each other, the angle of described arc track 1406 is not more than 90 °, immediately below the vertical central axis that wherein one end of arc track 1406 is positioned at cleaning weir plate 1402 (as shown in figure 12).Wherein, the top end face of dash weir plate 1401 is inclined-plane, and inclined-plane is provided with the first weather strip 1404, first weather strip 1404 and forms described first hermetically-sealed construction (as shown in figure 13).
Multistage adjustable overflow plate 14 drives the first axis of rotation 1403 and the second axis of rotation 1405 to overturn by drive unit, and then drive each dash weir plate 1401 and cleaning weir plate 1402 to overturn, realized the aperture of weir plate by the flip angle of axle, and then realize the control of multistage adjustable overflow plate 14 pairs of water levels and flow.When dash weir plate 1401 and cleaning weir plate 1402 turn to level, current are maximum, and when dash weir plate 1401 and cleaning weir plate 1402 turn to vertical state, namely all weir plates are in closure state.Wherein, the rotary movement of the second axis of rotation 1405 controls the unlatching of cleaning weir plate 1402 with closed, when cleaning weir plate 1402 and being in closure state, be in arc track 1406 state of being slidably connected bottom cleaning weir plate 1402, the two forms hermetically-sealed construction, and this structure has good sealing effect, structure is firm, long service life, without advantages such as jams, multistage adjustable overflow plate 14 now has function of damming; Under the driving of the second axis of rotation 1405, when the dextrorotation of cleaning weir plate 1402 goes to 1402b state, the bottom of cleaning weir plate 1402 rotates the other end to arc track 1406, current are maximum, now, owing to being still in arc track 1406 state be slidably connected bottom cleaning weir plate 1402, current cannot flow through bottom well body 1, and cleaning weir plate 1402 can play adjusts stream effect; Under the driving of the second axis of rotation 1405, when cleaning weir plate 1402 is rotated counterclockwise to 1402a state, bottom and the arc track 1406 of cleaning weir plate 1402 depart from, and current can flow through from the bottom of well body 1, effectively can clean bottom well body 1, to solve shaft bottom precipitate bulk problem.
Control method and the course of work thereof of this catchpit system are as follows:
1) just rain duration T is calculated: setting storm-water drainage water quality standard, i.e. later stage Rainwater Quality standard, timing when creating surface runoff from rainfall, when to judge in catchpit that water quality reaches the storm-water drainage water quality standard of setting to water quality sensor 13, this period is designated as just rain duration T, wherein, the defining method producing the surface runoff time is: detecting catchpit in the wastewater level that the drought stream phase is corresponding with described liquid level sensor 12 is H1, when water level in catchpit is more than H1, namely create surface runoff, now start timing; The major pollutants index of first rain comprises turbidity, SS, and COD etc., water quality sensor 13 is online water quality monitor in catchpit.
2) simultaneously, control unit controls to dam by the liquid level signal that liquid level sensor 12 gathers in catchpit:
A. when liquid level in catchpit is not higher than the liquid level that interception ratio is corresponding, the described first electronic flap valve 11 that dams stays open state, and the described second electronic flap valve 7 that dams keeps closed condition, and first rain is discharged to sewage intercepting sewer 4;
B. when liquid level in catchpit is higher than the liquid level that interception ratio is corresponding, the described first electronic flap valve 11 that dams cuts out, the described second electronic flap valve 7 that dams is opened, first rain from described just rain overflow weir 10 overflow, discharged to first rain intercepting sewer 9, until after just rain duration T terminates, the described second electronic flap valve 7 that dams cuts out, liquid level continues to rise, and when liquid level exceedes described multistage adjustable overflow plate 14 height, the rainwater in later stage directly overflows to natural water;
C., when water level in catchpit exceedes setting warning line, control described multistage adjustable overflow plate 14 and reduce height, the rainwater in later stage drains into natural water fast from described outlet pipe 3.
Claims (9)
1. a combined system pipe network catchpit system, comprise well body (1) and control unit, described well body (1) left end is provided with confluence of rainwater and sewage water inlet pipe (2), described well body (1) right-hand member is provided with the outlet pipe (3) towards natural water, it is characterized in that: the runner of described well body (1) is provided with from left to right successively just rain overflow weir (10), debris retaining floating drum (5), and multistage adjustable overflow plate (14), the height of described just rain overflow weir (10) is the liquid level that interception ratio is corresponding, sewage intercepting sewer (4) is provided with in the bottom of described confluence of rainwater and sewage water inlet pipe (2) and described well body (1) sidewall just between rain overflow weir (10), just rain intercepting sewer (9) is provided with in the bottom of described well body (1) sidewall just between rain overflow weir (10) and described multistage adjustable overflow plate (14), described sewage intercepting sewer (4) is provided with the first electronic flap valve that dams (11), described just rain intercepting sewer (9) is provided with the second electronic flap valve that dams (7), liquid level sensor (12) and water quality sensor (13) is provided with in described well body (1), described liquid level sensor (12) signal output part and described water quality sensor (13) signal output part are connected with the control signal input of described control unit respectively, the control signal output of described control unit respectively with the electronic flap valve that dams (7) of the described first electronic flap valve (11) second that dams, and multistage adjustable overflow plate (14) connects, described multistage adjustable overflow plate (14), comprise and be arranged on multiple dash weir plate (1401) on vertical plane and cleaning weir plate (1402), the bottom correspondence of each dash weir plate (1401) described is connected with the first axis of rotation (1403), and described first axis of rotation (1403) bottom is provided with the first hermetically-sealed construction (1404), the bottom of described cleaning weir plate (1402) is fixed with the second axis of rotation (1405), the below of described second axis of rotation (1405) is provided with and cleans the arc track (1406) that bottom weir plate (1402), running orbit matches, and described arc track (1406) can be connected with cleaning weir plate (1402) basal sliding and be separated from each other.
2. combined system pipe network catchpit system according to claim 1, it is characterized in that: the described first electronic flap valve that dams (11) or the second electronic flap valve that dams (7) are the adjustable swing type rubber flap check valve that dams, comprise valve body (601), the runner arranged in valve body (601) and the valve gap (602) be arranged on valve body (601), described valve body (601) interior upper end is provided with groove near between the valve body (601) and valve gap (602) of water inlet one end, back shaft (603) is provided with in described groove, described back shaft (603) is fixedly connected with the flexible rubber lobe (604) for sealed valve body (601), described flexible rubber lobe (604) is connected with rubber clack opening control device.
3. combined system pipe network catchpit system according to claim 2, it is characterized in that: described rubber clack opening control device comprises gag lever post (605), the upper both sides of described valve body (601) have two coaxial installing holes (606), rotating shaft (607) is provided with in described two installing holes (606), described rotating shaft (607) connects described gag lever post (605) one end, described gag lever post (605) other end withstands described flexible rubber lobe (604), and described rotating shaft (607) is electrically connected with Vidacare corp (608).
4. the combined system pipe network catchpit system according to Claims 2 or 3, it is characterized in that: described flexible rubber lobe (604) comprises and is wound in back shaft (603) wear-resisting connecting band (609) outward, the steel plate frame (610) be connected with wear-resisting connecting band (609) bottom, be wrapped in wear-resisting connecting band (609) and steel plate frame (610) rubber tile outward (611), described wear-resisting connecting band (609) comprises interconnective canned paragraph (612) and linkage section (613), described canned paragraph (612) top is fixedly connected with back shaft (603), described linkage section (613) bottom is connected with steel plate frame (610), the center of rotation of described flexible rubber lobe (604) is positioned on described linkage section (613).
5. combined system pipe network catchpit system according to claim 1, it is characterized in that: described second axis of rotation (1405) is positioned at the side, bottom of cleaning weir plate (1402), the central axis of described second axis of rotation (1405) is non-intersect to central axis, vertical central axis with the level of cleaning weir plate (1402).
6. combined system pipe network catchpit system according to claim 1, it is characterized in that: the angle of described arc track (1406) is not more than 90 °, wherein one end of arc track (1406) is positioned at immediately below the vertical central axis of cleaning weir plate (1402).
7. combined system pipe network catchpit system according to claim 1, described debris retaining floating drum (5) comprises cylindrical shape floating drum (202), described floating drum (202) is hollow and both ends of the surface closed, described floating drum (202) Transverse to the flow direction horizontal and length are across well body (301) two side, described floating drum (202) both ends of the surface are fixed with pivoted arm (203), described pivoted arm (203) is hinged on described well body (301) sidewall respectively.
8., for a control method for combined system pipe network catchpit system described in claim 1, comprise the steps:
1) calculate just rain duration T: setting storm-water drainage water quality standard, timing when creating surface runoff from rainfall, when to judge in catchpit that water quality reaches the storm-water drainage water quality standard of setting to water quality sensor, this period is first rain duration T;
2) simultaneously, control unit controls to dam by the liquid level signal that liquid level sensor gathers in catchpit:
A. when liquid level in catchpit is not higher than the liquid level that interception ratio is corresponding, the described first electronic flap valve that dams stays open state, and the described second electronic flap valve that dams keeps closed condition, and first rain is discharged to sewage intercepting sewer;
B. when liquid level in catchpit is higher than the liquid level that interception ratio is corresponding, the described first electronic closure of check ring that dams, the described second electronic flap valve that dams is opened, first rain from described just rain overflow weir overflow, discharged to first rain intercepting sewer, until after just rain duration T terminates, the described second electronic closure of check ring that dams, liquid level continues to rise, and when liquid level exceedes described multistage adjustable overflow plate height, the rainwater in later stage directly overflows to natural water;
C., when water level in catchpit exceedes setting warning line, control described multistage adjustable overflow plate and reduce height, the rainwater in later stage drains into natural water fast from described outlet pipe.
9. the control method of combined system pipe network catchpit system according to claim 8, it is characterized in that: described step 1) in, detecting catchpit in the wastewater level that the drought stream phase is corresponding with described liquid level sensor is H1, when water level in catchpit is more than H1, starts timing.
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| CN201410059731.3A CN103850332B (en) | 2014-02-21 | 2014-02-21 | A kind of combined system pipe network catchpit system and control method thereof |
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| CN201410059731.3A CN103850332B (en) | 2014-02-21 | 2014-02-21 | A kind of combined system pipe network catchpit system and control method thereof |
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| CN107675790A (en) * | 2017-10-20 | 2018-02-09 | 周利干 | One kind cuts dirty antiflood valve |
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| CN103850332A (en) | 2014-06-11 |
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