CN204983108U - Initial rain flow removing device - Google Patents

Initial rain flow removing device Download PDF

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Publication number
CN204983108U
CN204983108U CN201520697230.8U CN201520697230U CN204983108U CN 204983108 U CN204983108 U CN 204983108U CN 201520697230 U CN201520697230 U CN 201520697230U CN 204983108 U CN204983108 U CN 204983108U
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well body
pipe
removing device
floating drum
initial
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CN201520697230.8U
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Chinese (zh)
Inventor
李习洪
周超
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Wuhan Shengyu Drainage Systems Co Ltd
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Wuhan Shengyu Drainage Systems Co Ltd
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Abstract

The utility model discloses an initial rain flow removing device, its characterized in that, an initial rain flow removing device, including the well body and set up the well body improve level the direction inlet tube, outlet pipe and abandon the flow tube, it is less than the outlet pipe to abandon the flow tube height, the well is internal to be equipped with filter equipment in outlet pipe department, the well is internal to be equipped with flotation pontoon restriction valve abandoning flow tube department, flotation pontoon restriction valve include mounting panel, tube cap, flotation pontoon and with mounting panel articulated rod connecting piece, it abandons the flow tube both sides to lie in under tube cap and flotation pontoon and rod connecting piece end connection and the initial state, rod connecting piece both sides are equipped with initial state adjusting device respectively and close stop device, flotation pontoon restriction valve passes through mounting panel and well body coupling. The utility model discloses simple structure, simple to operate can accomplish automatic emission of pollutant in earlier stage, and the filtration of rainwater is collected to the later stage, need not electric device, and safety ring protects, and is energy -conserving durable.

Description

A kind of initial rain flow removing device
Technical field
The utility model relates to rainwater pretreatment, refers to a kind of initial rain flow removing device particularly.
Background technology
Research both domestic and external proves, the rainwater runoff pollution at rainfall initial stage is more serious, early-stage rainwater is mingled with a large amount of dust and silt, and the content of organic pollution is higher, Rainwater Quality is very poor, is therefore the key problem in technology of rainwater recycle utilization to the treatment and disposal of early-stage rainwater, at present to the disposal options of early-stage rainwater runoff many employings abandoned stream, the rainwater of abandoned stream should process, and is focused on etc. by Wastewater Treatment Plant as entered municipal wastewater pipe network (or confluence of rainwater and sewage pipe network).
Chinese patent CN201334685 automatic cap-rotating type initial rainwater discharge equipment, be made up of fixed axis, baffle plate, splitter box, weight, intake pipe, dust-collecting bucket, header etc., leverage is formed, as the power set of initial rainwater discharge equipment with header, dust-collecting bucket, splitter box and weight.This device realizes that initial rainwater discharge component is more, dust-collecting bucket finite capacity, device are complicated, and the emission request manual operation of first rain.
Chinese patent CN1880233A rain and impurity separating device, by the high outlet pipe be communicated with, low water inlet pipe, the sewage collecting tank of below band reducing and automatic-discharging aperture, and built-in diameter is greater than the ball float composition of reducing.Rainwater is introduced into the sewage collecting tank of below after being entered by water inlet pipe, after filling with first rain, ball float closes below sewage collecting tank, and rainwater changes is discharged by the outlet pipe higher than water inlet pipe.This reaches abandoned stream by collecting just rain mode, one is need the enough large sewage collecting tank depositing just rain, two is collect sewage to stop rear small hole at bottom part by rain emptying, make the relative bigger materials such as the such as leaf be mingled with in rainwater and precipitation silt particle, can not discharge and accumulate, sewage collecting tank volume can be made to reduce after time is long, lose and accumulate just rain function.
Chinese patent CN203961001U rain water drainage system, comprises retaining well and buoyant device, and when the rainwater at initial stage pours into that in retaining well, water level rises to floating drum water outlet, rainwater can emit along outer row's mouth; Along with the increase of the rainwater water yield, water level can continue to rise, and float also and then rises, and when rising to certain altitude, float can block floating drum delivery port, and now rainwater will no longer emit along outer row's mouth, but enters the next facility of rainwater-collecting along delivery port.The defect of this system is the rainfall initial stage, and first rain discharge capacity is unadjustable; Later stage rainwater directly discharges without filtration, and adverse environment is protected.
Therefore, pollutant automatic-discharging in a kind of early stage, the later stage collects rainwater automatic fitration, device does not need additional power supply, energy-saving durable initial rain flow removing device is needed to develop.
Summary of the invention
The purpose of this utility model is exactly the deficiency that will solve above-mentioned background technology, provide a kind of early stage pollutant automatic-discharging, the later stage collects the initial rain flow removing device of rainwater automatic fitration.
The technical solution of the utility model is: a kind of initial rain flow removing device, it is characterized in that, comprise well body and be arranged on water inlet pipe, outlet pipe and the abandoned stream pipe on well body, described abandoned stream pipe height is lower than outlet pipe, the inherent water outlet pipe part of described well body is provided with filter, and the inherent abandoned stream pipe place of described well body is provided with floating drum flow-limiting valve.
Preferably, described floating drum flow-limiting valve comprises installing plate, Guan Gai, floating drum and the rod connector hinged with installing plate, described installing plate has the discharge orifice corresponding with the abandoned stream pipe mouth of pipe, described pipe lid and floating drum are connected with rod connector end and are positioned at discharge orifice both sides under initial state, described rod connector both sides are respectively equipped with initial state adjusting device and close stopping means, and described floating drum flow-limiting valve is connected with well body by installing plate.
Preferably, described filter is filter cylinder, and it is arc perisporium and upper cover and the bottom being connected to perisporium upper and lower side that described filter cylinder comprises cross section, and arcwall face and the well body inner wall shape of described perisporium are fitted.
Further, the arc two ends of described filter cylinder perisporium are provided with projection vertically, and described well body both sides are provided with the draw-in groove corresponding with projection, and described projection enters in draw-in groove and makes filter cylinder and the clamping of well body.
Further, described filter cylinder is fixedly connected with well body by screw.
Further, handle is provided with above described filter cylinder.
Further, the steel filter screen that the perisporium of described filter cylinder is 5mm by aperture is made.
Preferably, described rod connector is V shape pole, and described pipe lid and floating drum are connected to V shape pole two-arm end, described V shape pole two-arm junction and installing plate hinged.
Preferably, described initial state adjusting device comprises the adjusting nut that circumference is welded adjusting bolt on a mounting board and is positioned at adjusting bolt, and rod connector and the adjusting bolt ends contact of initial state lower tube cap side are spacing.Initial state lower tube cap and discharge orifice do not overlap or partially overlap.
Preferably, described cut out stopping means is caging bolt, when the rod connector of floating drum side contacts spacing with caging bolt, there is gap between described pipe lid and discharge orifice.The buoyancy that floating drum on floating drum flow-limiting valve produces can drive floating drum flow-limiting valve to rotate, when the liquid level in well rises to the center of floating drum, the buoyancy of floating drum can make floating drum flow-limiting valve rotate until close completely, now pipe lid not exclusively overlaps with between discharge orifice, leave a fixed gap, during floating drum flow-limiting valve buttoned-up status, still have certain leakage rate; Floating drum flow-limiting valve does not have during water and is in opening in well.
The beneficial effects of the utility model are:
1. can realize first rainwater power automatic flow abandoning, without the need to exterior power.
2. terminate in rainfall, auto-flushing can be carried out with the silt of the rainwater of self to well body bottom deposit.
3. the scene adjustment that floating drum flow-limiting valve initial opening can be regulated to realize abandoned stream amount by initial state adjusting device.When needing to increase the abandoned stream amount to first rain, the initial opening of floating drum flow-limiting valve can be tuned up; When needing to reduce the abandoned stream amount to first rain, the initial opening of floating drum flow-limiting valve can be turned down.Floating drum flow-limiting valve initial opening regulates very simple, only needs the caging bolt regulating initial state adjusting device.
The utility model is applicable to the water inlet that the rainwater down pipe of roof rain water, the concentrated entrance of runoff rainwater or rainwater recycle utilize.The use of flow abandoning apparatus can discharge the pollutant of rainfall 70-80% in early stage, effective control enters the pollutant of the rainwater of reservoir, the utility model structure is simple, easy for installation, can complete pollutant automatic-discharging in early stage, the filtration of later stage collection rainwater, without the need to electric device, safety and environmental protection, energy-saving durable.
Accompanying drawing explanation
Fig. 1 is that initial rain flow removing device carries out abandoned stream schematic diagram to first rain
Fig. 2 is that initial rain flow removing device carries out filtering emission schematic diagram to later stage rainwater
Fig. 3 is floating drum flow-limiting valve structural representation
Wherein: 1. 10. draw-in groove 11. handle 12. well lid 51. installing plate 52. pipe lid 53. floating drum 54. discharge orifice 55. adjusting nut 56. adjusting bolt 57. caging bolt 58.V shape bars bottom well body 2. water inlet pipe 3. outlet pipe 4. abandoned stream pipe 5. floating drum flow-limiting valve 6. filter cylinder 7. perisporium 8. upper cover 9..
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1-2, initial rain flow removing device of the present utility model, comprise well body 1 and be arranged on the water inlet pipe 2 of horizontal direction on well body, outlet pipe 3 and abandoned stream pipe 4, water inlet pipe 2, outlet pipe 3 are arranged on the radial two ends of well body 1 circumference and highly corresponding, abandoned stream pipe 4 height, lower than outlet pipe 3, is furnished with well lid 12 above well body 1.Well body 1 inherent outlet pipe 3 place is provided with filter, and filter is filter cylinder 6, and it is arc perisporium 7 and the upper cover being connected to perisporium upper and lower side 8 and bottom 9 that filter cylinder 6 comprises cross section, and arcwall face and well body 1 inner wall shape of perisporium 7 are fitted.The arc two ends of filter cylinder perisporium 7 are provided with projection vertically, and well body 1 both sides are provided with the draw-in groove 10 corresponding with projection, and projection enters in draw-in groove 10 and makes filter cylinder 6 and well body 1 clamping.Filter cylinder 6 also directly can be fixedly connected with well body 1 by screw, clamping or be fixedly connected with and can according to circumstances select.The steel filter screen that the perisporium 7 of filter cylinder 6 is 5mm by aperture is made, and is provided with handle 11 above filter cylinder 6.
As shown in Figure 3, well body 1 inherent abandoned stream pipe 4 place is provided with floating drum flow-limiting valve 5, floating drum flow-limiting valve 5 comprises installing plate 51, pipe lid 52 and floating drum 53 and the rod connector hinged with installing plate 51, installing plate 51 has the discharge orifice 54 corresponding with abandoned stream pipe 4 mouth of pipe, installing plate 51 is provided with the ring-shaped valve seats be connected with abandoned stream pipe 4 mouth of pipe behind at discharge orifice 54 place, ring-shaped valve seats is simultaneously for being fixed on well body 1 (also directly installing plate 51 can be fixed on well body 1 without valve seat) by floating drum flow-limiting valve 5, rod connector is V shape pole 58, pipe lid 52 and floating drum 53 are arranged on V shape pole 58 two-arm end.Pipe lid 52 shape is corresponding with discharge orifice 54, V shape pole 58 is for being inverted, pipe lid 52 and floating drum 53 are in the lower end of V shape pole 58, hinged and the both sides of V shape pole 58 upper end (two-arm junction) and installing plate 51 are provided with initial state adjusting device and close stopping means, initial state lower tube cap 52 and floating drum 53 are positioned at abandoned stream pipe 4 both sides, and floating drum flow-limiting valve 5 is fixedly connected with well body 1 by installing plate 51.Initial state adjusting device comprises the adjusting bolt 56 that circumference is welded adjusting nut 55 on a mounting board and is positioned at adjusting nut 55, the V shape pole 58 of initial state lower tube cap 52 side (left side) is spacing with adjusting bolt 56 ends contact, pipe lid 52 does not overlap with discharge orifice 54 or partially overlaps, and does not overlap in the present embodiment for pipe lid 52 with discharge orifice 54.Closing stopping means is caging bolt 57, and when the V shape pole 58 of floating drum 53 side (right side) contacts spacing with caging bolt 57, pipe lid 52 and discharge orifice 54 mouth of pipe leave certain interval, not exclusively overlap.
When installing filter drum 6 and floating drum flow-limiting valve 5, well lid 12 is opened, first bottom well body 1, floating drum flow-limiting valve 5 is installed, again filter cylinder 6 is connected on draw-in groove 10, arc bearing plate can also be equipped with well body 1 perisporium bottom the draw-in groove 10 of both sides, corresponding with bottom 9, play spacing and load-bearing effect, make filter cylinder 6 more stable in well body 1.
Operating principle of the present utility model is: at the rainfall initial stage, rainwater enters storm sewer by surface runoff, enter the water inlet pipe 2 of initial rain flow removing device again, because early-stage rainwater is messy, pollutant levels are higher, the V shape pole 58 of floating drum flow-limiting valve 5 initial state lower tube cap 52 side (left side) is spacing with adjusting bolt 56 ends contact, and abandoned stream pipe 4 is in opening, and after first rain enters this device, just direct outflow from abandoned stream pipe 4 enters sewage conduct feeding Wastewater Treatment Plant and process.
Along with continuing of rainfall, rainfall intensity is increasing, the flow of water inlet pipe 2 will be greater than the flow of abandoned stream pipe 4, liquid level in well body 1 will rise, when liquid level rises to floating drum central horizontal line, floating drum 53 will slowly along with the further rising of liquid level, pipe lid 52 is driven to turn right, close discharge orifice 54 (abandoned stream pipe 4) gradually, when the V shape pole 58 rising to floating drum 53 side (right side) contacts spacing with caging bolt 57, pipe lid 52 and discharge orifice 54 (abandoned stream pipe 4) also leave certain interval, and abandoned stream pipe 4 flow reaches minimum.
The Rainwater Quality in later stage is better, and as shown in Figure 2, later stage rainwater first after filter cylinder 6 filters, then flows out through outlet pipe 3, is recycled by later stage rainwater.
When rainfall terminates, because floating drum flow-limiting valve 5 closes rear leakage rate certain in addition, so the liquid level in well declines gradually, when dropping to the center liquid level lower than floating drum, floating drum 53 declines and drives pipe lid 52 to turn left, open discharge orifice 54 (abandoned stream pipe 4) gradually, in such well, remaining rainwater just can rinse the silt of well body bottom deposit, and after flushing, floating drum flow-limiting valve 5 recovers initial state.
Initial state adjusting device regulates can regulate floating drum flow-limiting valve initial opening, thus the adjustment realized abandoned stream amount, in the present embodiment, floating drum flow-limiting valve initial opening is standard-sized sheet, namely initial state lower tube cap 52 does not overlap completely with abandoned stream pipe 4 mouth of pipe, when needs reduce floating drum flow-limiting valve initial opening, adjusting bolt 56 is tightened in adjusting nut 55, namely the spacing end of adjusting bolt 56 and the axial distance of adjusting nut 55 increase, so can offset to the right under pipe lid 52 initial state, cover part abandoned stream pipe 4 mouth of pipe, rainfall initial Split-flow pipe 4 flow is reduced.Identical, when adjusting bolt 56 being unscrewed in adjusting nut 55, namely the spacing end of adjusting bolt 56 and the axial distance of adjusting nut 55 reduce, so can offset under pipe lid 52 initial state, rainfall initial Split-flow pipe 4 flow are increased left.

Claims (10)

1. an initial rain flow removing device, it is characterized in that, comprise well body (1) and be arranged on water inlet pipe (2), outlet pipe (3) and the abandoned stream pipe (4) on well body, described abandoned stream pipe (4) height is lower than outlet pipe (3), described well body (1) inherent outlet pipe (3) place is provided with filter, and described well body (1) inherent abandoned stream pipe (4) place is provided with floating drum flow-limiting valve (5).
2. initial rain flow removing device as claimed in claim 1, it is characterized in that, described floating drum flow-limiting valve (5) comprises installing plate (51), pipe lid (52), floating drum (53) and the rod connector hinged with installing plate (51), described installing plate (51) has the discharge orifice (54) corresponding with abandoned stream pipe (4) mouth of pipe, described pipe lid (52) and floating drum (53) are connected with rod connector end and are positioned at discharge orifice (54) both sides under initial state, described rod connector both sides are respectively equipped with initial state adjusting device and close stopping means, described floating drum flow-limiting valve (5) is connected with well body (1) by installing plate (51).
3. initial rain flow removing device as claimed in claim 1, it is characterized in that, described filter is filter cylinder (6), it is arc perisporium (7) and the upper cover (8) being connected to perisporium upper and lower side and bottom (9) that described filter cylinder (6) comprises cross section, and arcwall face and well body (1) inner wall shape of described perisporium (7) are fitted.
4. initial rain flow removing device as claimed in claim 3, it is characterized in that, the two ends that described filter cylinder perisporium (7) is arc are provided with projection vertically, described well body both sides are provided with the draw-in groove (10) corresponding with projection, and described projection enters in draw-in groove (10) and makes filter cylinder (6) and well body (1) clamping.
5. initial rain flow removing device as claimed in claim 3, it is characterized in that, described filter cylinder (6) is fixedly connected with well body (1) by screw.
6. initial rain flow removing device as claimed in claim 3, is characterized in that, described filter cylinder (6) top is provided with handle (11).
7. initial rain flow removing device as claimed in claim 3, it is characterized in that, the steel filter screen that described filter cylinder perisporium (7) is 5mm by aperture is made.
8. initial rain flow removing device as claimed in claim 2, it is characterized in that, described rod connector is V shape pole (58), described pipe lid (52) and floating drum (53) are connected to V shape pole (58) two-arm end, described V shape pole (58) two-arm junction and installing plate (51) hinged.
9. initial rain flow removing device as claimed in claim 2, it is characterized in that, described initial state adjusting device comprises the adjusting bolt (56) that circumference is welded adjusting nut (55) on a mounting board and is positioned at adjusting nut (55), and rod connector and adjusting bolt (56) ends contact of initial state lower tube cap (52) side are spacing.
10. initial rain flow removing device as claimed in claim 2, it is characterized in that, described cut out stopping means is caging bolt (57), when the rod connector of floating drum (53) side contacts spacing with caging bolt (57), between described pipe lid (52) and discharge orifice (54), there is gap.
CN201520697230.8U 2015-09-09 2015-09-09 Initial rain flow removing device Active CN204983108U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105201067A (en) * 2015-09-09 2015-12-30 武汉圣禹排水系统有限公司 Initial rainwater discarding device
CN105569174A (en) * 2016-01-29 2016-05-11 武汉大禹阀门股份有限公司 Split-flow rainwater opening
CN105649186A (en) * 2016-03-17 2016-06-08 昆明普尔顿环保科技股份有限公司 Discarding type rainwater outlet made of high molecular materials
CN106400944A (en) * 2016-11-17 2017-02-15 泰州晟禾水处理设备制造有限公司 Initial rainwater separating, collecting and processing device of rainwater and sewage confluence pipe and use method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105201067A (en) * 2015-09-09 2015-12-30 武汉圣禹排水系统有限公司 Initial rainwater discarding device
CN105569174A (en) * 2016-01-29 2016-05-11 武汉大禹阀门股份有限公司 Split-flow rainwater opening
CN105649186A (en) * 2016-03-17 2016-06-08 昆明普尔顿环保科技股份有限公司 Discarding type rainwater outlet made of high molecular materials
CN106400944A (en) * 2016-11-17 2017-02-15 泰州晟禾水处理设备制造有限公司 Initial rainwater separating, collecting and processing device of rainwater and sewage confluence pipe and use method thereof

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