CN205296277U - Rainwater flow discarding device - Google Patents

Rainwater flow discarding device Download PDF

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Publication number
CN205296277U
CN205296277U CN201620014652.5U CN201620014652U CN205296277U CN 205296277 U CN205296277 U CN 205296277U CN 201620014652 U CN201620014652 U CN 201620014652U CN 205296277 U CN205296277 U CN 205296277U
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CN
China
Prior art keywords
rainwater
waterproof case
discarding device
cylinder
rainwater flow
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Active
Application number
CN201620014652.5U
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Chinese (zh)
Inventor
周华薇
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Ningbo Changhong Rainwater Technology Co Ltd
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Ningbo Changhong Rainwater Technology Co Ltd
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Priority to CN201620014652.5U priority Critical patent/CN205296277U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting

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  • Sewage (AREA)

Abstract

The utility model discloses a rainwater flow discarding device, the initial stage rainwater pollutes more seriously, and the flow is also less, the process the utility model discloses the time, because the action of gravity, the rainwater will at first discharge through the open drain of low level, and the increased pressure on the baffle is beaten to rainfall increase back, and the floater that is located the drain upper end is closed the drain under water pressure's effect, and the tube -shape filters the hand -basket liquid level and risees, and the rainwater is crossed behind the filter through the level again and is filtered the hand -basket through the tube -shape and filter and flow to out the water opening and get into the exhalant canal, adsorbs the metal debris firmly through the cylinder that is equipped with polylith magnetic element, and adsorption effect is good, can not take place the condition of jam.

Description

A kind of rainwater flow-discarding device
Technical field
The utility model relates to rainwater filtering device field, is specifically related to a kind of rainwater flow-discarding device.
Background technology
Water is the most valuable resources of the mankind, but due to the mankind's waste and the pollution of environment, cause clean water resource day by day to reduce, along with society and economic developing rapidly, city process is accelerated, water resource worsens, level of ground water declines, the water difficult problem in city is also day by day serious, in 600 cities of China, there are 300 lacks of water, 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, but can only meet the problem of water consumption of some areas, can not fundamentally solve the problem of lack of water, in addition urbanization makes original vegetation and soil be replaced by waterproof ground, a large amount of rainwater run off, the broken natural, ecological hydrological environment of having changed, underground water can not get effectively supplementing, reduce year by year, the deterioration of the ecological environment in city, in soil, water content reduces, tropical island effect aggravation, air is dry, when rainfall, because urbanization infiltration of rainwater is not strong, rainwater accelerates to collect to the river course in city, crest discharge forms rapidly, the load of municipal drainage facility strengthens, waterlogging disaster takes place frequently.
How rainwater, as a kind of clean water source, carries out comprehensive utilization of resources and control, and human settlement, water conservancy ecosystem are had to profound significance. At present, increasing country starts to note collecting clean rainwater, rainwater collects common employing roof, surface road, greenery patches, natural hillside etc., in early-stage rainwater, be mingled with a large amount of suspension (branch, leaf, foam, plastic sheeting, paper scrap etc.) particles (garrulous bricks and stones, silt particle soil etc.), therefore, early-stage rainwater should cut dirty rear collection, and the contaminant filter in rainwater is got rid of, ensure the normal operation of later stage water storage system, and ensure draining safety; And when now rainwater is mingled with suspension and particle and enters rainwater flow-discarding device, wherein can contain a large amount of metal impurities, small metal impurities just can pass filter screen and make dmp filter clean not.
Utility model content
The purpose of this utility model is can ensure the clean a kind of rainwater flow-discarding device of dmp filter by filtering metal impurity in order to provide.
The utility model is achieved through the following technical solutions: a kind of rainwater flow-discarding device, comprise and on waterproof case, waterproof case, offer water inlet, water outlet opening, sewage draining exit, in described waterproof case, be provided with tubular filtering basket, on described tubular filtering basket, water inlet openings is set, water inlet openings is towards the water inlet of waterproof case; Described tubular filtering basket is arranged with inner housing, and described inner housing upper end is provided with horizontal filtering net; Described inner housing lower end is provided with baffle plate, the described horizontal filtering spring that is connected with off the net, and described spring below is connected with ball float, and described ball float is arranged at baffle plate top; Described water outlet opening is connected with exhalant canal, in described exhalant canal, on the waterproof case of water outlet opening below, be provided with base, on described base, be provided with cylinder, the sidewall of described cylinder is provided with polylith magnetic part, described magnetic part carries the adjoint arrangement of synonyms pole in the radial direction of described cylinder, the adjoint arrangement of magnetic pole of the same name on axial direction; Described waterproof case top is provided with access cover; On described tubular filtering basket, be provided with handle; Between described cylinder and base, be threaded connection.
Early-stage rainwater damage ratio is more serious, and flow is also less, and during through the utility model, because Action of Gravity Field, first rainwater will emit by the uncovered sewage draining exit of low level; And after rainfall increase, the pressure of beating on baffle plate increases, the ball float that is positioned at sewage draining exit upper end is closed sewage draining exit under the effect of water flow pressure, tubular filtering basket liquid level raises, rainwater filters and flows to water outlet opening and enter exhalant canal through tubular filtering basket again after by horizontal filtering net filtration, through the cylinder that is provided with polylith magnetic part, metal sundries being adsorbed,, can there is not situation about stopping up in advantages of good adsorption effect.
Usefulness of the present utility model is: 1) in exhalant canal, be provided with the cylinder adsorbing metal foreign material of polylith magnetic part, abandon screen pack, screen pack stopping state and advantages of good adsorption effect can not occur; 2) adsorption effect at magnetic part center is best, and the adsorption effect of both sides is poor, makes the region of magnetic part both sides in exhalant canal be difficult for stopping up; 3) by tubular filtering basket and the double filtration of horizontal filtering net, good filtration effect.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the sectional view of the utility model exhalant canal.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is further described.
See Fig. 1 to Fig. 2, a kind of rainwater flow-discarding device, comprise and on waterproof case 2, waterproof case 2, offer water inlet 5, water outlet opening 15, sewage draining exit 6, in described waterproof case 2, be provided with tubular filtering basket 8, on described tubular filtering basket 8, water inlet openings is set, water inlet openings is towards the water inlet 5 of waterproof case 2; Described tubular filtering basket 8 is arranged with inner housing 16, and described inner housing 16 upper ends are provided with horizontal filtering net 7; Described inner housing 16 lower ends are provided with baffle plate 10, and described horizontal filtering net is connected with spring 17 7 times, and described spring 17 belows are connected with ball float 9, and described ball float 9 is arranged at baffle plate 10 tops; Described water outlet opening 15 is connected with exhalant canal 11, in described exhalant canal 11, on the waterproof case 2 of water outlet opening 15 belows, be provided with base 12, on described base 12, be provided with cylinder 14, the sidewall of described cylinder 14 is provided with polylith magnetic part 13, the adjoint arrangement of synonyms pole in the radial direction of 13 years described cylinders 14 of described magnetic part, the adjoint arrangement of magnetic pole of the same name on axial direction; Described waterproof case 2 tops are provided with access cover 1; On described tubular filtering basket 8, be provided with handle 3; Between described cylinder 14 and base 12, be threaded connection.
In present embodiment, in the situation of initial rainfall, the pollution of rainwater is generally very serious, and flow is also less, is entering after the utility model by water inlet 5, because the effect of gravity, rainwater emits the sewage draining exit 6 by low level first, and after rainfall increases, the pressure of beating on baffle plate 10 increases, thereby to be the ball float 9 that is positioned at baffle plate 10 tops depressed and cause sewage draining exit to be closed by water flow pressure for this, this is that liquid level in tubular filtering basket 8 will raise, rainwater just can be filled into water outlet opening 15 by horizontal filtering net 7 and tubular filtering basket 8 and enter in exhalant canal 11, and in exhalant canal 11, on the waterproof case 2 of water outlet opening 15 belows, be provided with base 12, on described base 12, be provided with the cylinder 14 of polylith magnetic part 13, from exhalant canal 11, the current of process just can adsorb metal sundries, adsorption effect is good, after exhalant canal 11, current are discharged and are collected again from delivery port 5, after rain stops, along with the rainwater of storing in the utility model reduces, ball float 9 is just retracted and automatically resets by spring 17, and the rubbish producing after at this moment filtering in tubular filtering basket 8 just can be taken out of, realizes the abandoned stream of rainwater.
In present embodiment, described waterproof case 2 tops are provided with access cover, facilitate maintenance of the present utility model.
In present embodiment, on described tubular filtering basket 8, be provided with handle 3, user's use when convenient maintenance.
In present embodiment, between described cylinder 14 and base 12, be threaded connection, ensure the steadiness being connected between cylinder 14 and base 12.
In present embodiment, see Fig. 2,16 accumulation place of being labeled as shown in figure is the region that metal sundries is easily piled up, be called metal sundries accumulation place 16, because the adsorption effect at magnetic part 13 centers is best, and the adsorption effect of both sides is poor, and magnetic part 13 is in the adjoint arrangement of synonyms pole in the radial direction, ensures that current can not stop up in exhalant canal 11.
Protection domain of the present utility model includes but not limited to above embodiment; protection domain of the present utility model is as the criterion with claims, and any replacement those skilled in the art will find apparent that this technology is made, distortion, improvement all fall into protection domain of the present utility model.

Claims (4)

1. a rainwater flow-discarding device, it is characterized in that: comprise and on waterproof case (2), waterproof case (2), offer water inlet (5), water outlet opening (15), sewage draining exit (6), in described waterproof case (2), be provided with tubular filtering basket (8), on described tubular filtering basket (8), water inlet openings is set, water inlet openings is towards the water inlet (5) of waterproof case (2); Described tubular filtering basket (8) is arranged with inner housing (16), and described inner housing (16) upper end is provided with horizontal filtering net (7); Described inner housing (16) lower end is provided with baffle plate (10), is connected with spring (17) under described horizontal filtering net (7), and described spring (17) below is connected with ball float (9), and described ball float (9) is arranged at baffle plate (10) top; Described water outlet opening (15) is connected with exhalant canal (11), in described exhalant canal (11), on the waterproof case (2) of water outlet opening (15) below, be provided with base (12), on described base (12), be provided with cylinder (14), the sidewall of described cylinder (14) is provided with polylith magnetic part (13), described magnetic part (13) carries the adjoint arrangement of synonyms pole in the radial direction of described cylinder (14), the adjoint arrangement of magnetic pole of the same name on axial direction.
2. a kind of rainwater flow-discarding device according to claim 1, is characterized in that: described waterproof case (2) top is provided with access cover (1).
3. a kind of rainwater flow-discarding device according to claim 1, is characterized in that: on described tubular filtering basket (8), be provided with handle (3).
4. a kind of rainwater flow-discarding device according to claim 1, is characterized in that: between described cylinder (14) and base (12), be threaded connection.
CN201620014652.5U 2016-01-08 2016-01-08 Rainwater flow discarding device Active CN205296277U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620014652.5U CN205296277U (en) 2016-01-08 2016-01-08 Rainwater flow discarding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620014652.5U CN205296277U (en) 2016-01-08 2016-01-08 Rainwater flow discarding device

Publications (1)

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CN205296277U true CN205296277U (en) 2016-06-08

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Application Number Title Priority Date Filing Date
CN201620014652.5U Active CN205296277U (en) 2016-01-08 2016-01-08 Rainwater flow discarding device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107842094A (en) * 2017-11-24 2018-03-27 深圳天澄科工水系统工程有限公司 The catch-basin that a kind of rainwater dams and utilized
CN110258751A (en) * 2019-06-22 2019-09-20 东莞市永庆市政服务有限公司 A kind of municipal rainwater storage system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107842094A (en) * 2017-11-24 2018-03-27 深圳天澄科工水系统工程有限公司 The catch-basin that a kind of rainwater dams and utilized
CN110258751A (en) * 2019-06-22 2019-09-20 东莞市永庆市政服务有限公司 A kind of municipal rainwater storage system

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