CN209482432U - A kind of anti-blocking rain sewer system - Google Patents

Abstract

The utility model discloses a kind of anti-blocking rain sewer system and its application methods, belong to technical field of buildings.Tthe utility model system includes the sedimentation basin and filtering ponds connected by transition water pipe；Filter device is installed, the water into filtering ponds is discharged after filter device filtration, purification in filtering ponds；Filter device includes the by-pass filtration layer and secondary filtration layer being connected, and the time of filtration of by-pass filtration layer is greater than the time of filtration of secondary filtration layer, and successively filtering ponds are discharged after by-pass filtration layer and secondary filtration layer in the water into filtering ponds.The utility model a possibility that capable of control the quantity into rain sewage conduct solid refuse from source, and then reduce line clogging, and has the characteristics that environmentally friendly, recyclable, reduction dredging workload, easy to maintain using the principle of classification processing rain sewage.

Description

A kind of anti-blocking rain sewer system

Technical field

The utility model belongs to technical field of buildings, more specifically to a kind of anti-blocking rain sewer system and its Application method.

Background technique

With the continuous improvement of building construction technology and building function requirement, building construction and path area increase rapidly Long, the non-pervious surface area in city is also increase accordingly, and causes the increase of city total runoff coefficient, and rainfall runoff crest discharge is acute Increase.And with the rapid development of society and the improvement of people's living standards, storm sewer construction management increasingly cause people's Concern, the blocking of rain pipe have become an outstanding problem for influencing people's normal life.At this stage, the blocking of rain sewage conduct is existing As serious, inconvenience is brought to people's lives.The blocking of rain sewage conduct can go on a journey to people and bring difficulty, and line clogging Afterwards, sewage everywhere just allows people to be difficult to endure, while polluted environment, has bred bacterium and virus, directly affects the body of people Body health.Study carefully its main cause, whenever rainy day, rain drop erosion road surface carries various solid sundries, flows into drainpipe together Road, solid deposits due to gravity in water flow process, if cannot timely be cleared up, will will if things go on like this drain Line clogging causes its cross-section of river to reduce, and discharge capacity reduces, and What is more blocks entire drainage pipeline section, the row of being allowed to Water system loss of function causes the situation for meeting rain that must block up.

Urban discharging pipeline dredging method is mainly the common methods such as hydrodynamic cleaning and manpower dredging at present, with " grab, rush, The clear and coherent drainage pipeline of method of suction ".Nevertheless, urban discharging pipeline pipeline is numerous and in the reasons such as the underground space is narrow, Cleaning work is very difficult, and dredging frequency is not high.Therefore, it is difficult and easily stifled to solve this dredging that there is an urgent need to a kind of new methods The problem of.

People compare always municipal drainage concern for a long time, and also there are many improve municipal drainage in the prior art Scheme, such as Chinese Patent Application No. are as follows: 201520419229.9, publication date are as follows: the patent document on December 9th, 2015, it is public A kind of town road collector nozzle filter device has been opened, has been related to the collector nozzle filter device field of sewer, including offer draining The well lid in hole is fixed at the cover seat of manhole placed on collector nozzle edge for well lid insertion, the outer filter basket being arranged under well lid Be embedded the interior filter basket in outer filter basket, offered on the side wall and bottom surface of the outer filter basket and interior filter basket several Filter hole, the filter hole in the outer filter basket offer on the top of side wall, and one section of its underpart does not open up filter hole and formed The accommodating cavity of subtitle substance can be stored up, one layer of sponge, the interior filtering of the filter device are equipped on the bottom surface in the outer filter basket Basket is equally applicable to the biggish substances such as filtering leaf, polybag, stone, and outer filter basket can sink some tiny substances It forms sediment in accommodating cavity, water penetration sponge is discharged from the bottom surface filter hole of outer filter basket, achieves that filter out fine sand etc. carefully in this way Small substance.For the program by the combination of inside and outside filter basket, it is larger that interior filter basket can be used for filtering leaf, polybag, stone etc. Substance, and one layer of sponge is equipped on outer filter basket inner bottom surface, water penetration sponge is discharged from the bottom surface filter hole of outer filter basket, It can be achieved to filter out the tiny substance such as fine sand, but its filtering and impurity removing ability is relatively weak, easily generation filter basket blocking needs It frequently to dredge, and can not predict the suitable dredging time will be very troublesome for the large area use of city.

For another example, Chinese Patent Application No. are as follows: 201621390344.9, publication date are as follows: the patent text on June 27th, 2017 Offer, disclose a kind of sponge urban sewage treatment system, including sequentially connected sedimentation basin, run-off, grid pond, reservoir and Filter sterilization device；It is filled with PP rainwater module in the reservoir and is provided with sewage well, backwash tube and winding shaft, it is described The bottom of sewage well is provided with the dredge pump for being connected to municipal sewage pipe, and the bottom of the winding shaft is provided with elevator pump, described The water outlet of elevator pump is connected to backwash tube through backwashing control valve, and the water outlet of the elevator pump also connects through reuse control valve It is connected to the water inlet end of filter sterilization device；The water outlet of the filter sterilization device is connect with reuse pipe, and blowdown end and municipal administration are arranged Dirty pipe connection.The program uses multi stage precipitation, classified filtering, handles the sewage before municipal pipeline is discharged into, and have row Dirty, backwashing function, but its structure is responsible for, construction cost is high, use space is big, is not particularly suited for the big model in municipal drainage system Enclose use, but be suitable for it is separately installed at some larger pollution sources, to existing municipal drainage pipeline is discharged into after sewage treatment again In system.

Utility model content

1, it to solve the problems, such as

The utility model provides a kind of anti-blocking rain sewer system, the solid that its object is to solve to carry by rain sewage Rubbish enters rain sewage conduct, and the problem of cause residential quarter and Municipal rain sewage conduct to block waterlogging.This is practical new The anti-blocking rain sewer system of type can be controlled solid into rain sewage conduct using the principle of classification processing rain sewage from source The quantity of body rubbish, and then a possibility that reduce line clogging, and have it is environmentally friendly, recyclable, reduce dredging workload, be easy In maintenance the features such as；Its emphasis solves the drainability of residential quarter and city rain sewage conduct.

2, technical solution

To solve the above problems, the utility model adopts the following technical scheme.

A kind of anti-blocking rain sewer system, sedimentation basin and filtering ponds including being connected to ground；The sedimentation basin and filtering It is connected between pond by transition water pipe；Filter device is installed, the water into filtering ponds is filtered through filter device in the filtering ponds It is discharged after purification.

As a further improvement, the transition water pipe is obliquely installed, the one end for connecting sedimentation basin is higher than connection filtering ponds One end.

As a further improvement, the tilt angle of the transition water pipe and horizontal plane is 5 ° -10 °.

As a further improvement, the filter device includes the by-pass filtration layer and secondary filtration layer being connected, level-one mistake The time of filtration of filtering layer is greater than the time of filtration of secondary filtration layer, and the water into filtering ponds successively passes through by-pass filtration layer and second level Filtering ponds are discharged after filter layer.

As a further improvement, the level-one filtrate of the by-pass filtration layer is using sponge, active carbon filtering silk floss, seed activity The combination of one or more of charcoal.

As a further improvement, one or two of the second level filtrate of the secondary filtration layer using Machine-made Sand, quartz sand Combination, level-one particle diameter of filter medium be 40-50mm.

As a further improvement, the filter device further includes the sump out for being connected to secondary filtration layer, secondary filtration layer mistake Filtering ponds are discharged through going out sump in water after filter.

As a further improvement, the filter device further includes filtration barrel body, level-one filtrate and second level filtrate loaded on filtering In cylinder, and it is isolated between the two by separation net.

As a further improvement, the upper port of the filtering ponds passes to ground, and closed by well lid.

As a further improvement, being equipped on the inner wall of the filtering ponds from the upper port to filtration barrel body of filtering ponds Ladder.

A kind of application method of the anti-blocking rain sewer system, step include:

One, it precipitates

The rain sewage on ground is flow at leaf grating for down pipe, is flowed into sedimentation basin and is staticly settled in its bottom, the portion in water Solid is divided to be sunken to bottom of pond, rain sewage obtains primary sedimentation purification, and the purified water of primary sedimentation flows into filtering by transition water pipe In pond, secondary precipitation purification is obtained in filtering ponds；

Two, it filters

When water level reaches filter device position in filtering ponds, filter device to the purified rain sewage of secondary precipitation into Filtering ponds are discharged in row filtration, purification, the water after filtration, purification.

3, beneficial effect

Compared with the prior art, the utility model has the following beneficial effects:

The anti-blocking rain sewer system of the utility model can effectively solve the city because of caused by the blocking of rain sewage conduct Waterlogging and a series of weldings influence the problems such as people's health, which handles the principle of rain sewage using classification, A possibility that quantity into rain sewage conduct solid refuse can be controlled from source, and then reduce line clogging, and have It is environmentally friendly, recyclable, reduce dredging workload it is easy to maintain the features such as；Its emphasis solves residential quarter and city rain sewage pipe The drainability in road.

Detailed description of the invention

Fig. 1 is the principle schematic diagram of the anti-blocking rain sewer system of the utility model；

Fig. 2 is the main structure of the schematic diagram of filtering ponds part in the anti-blocking rain sewer system of the utility model；

Fig. 3 is the overlooking structure diagram of filtering ponds part in the anti-blocking rain sewer system of the utility model.

In figure: 100, sedimentation basin；110, leaf grating for down pipe；200, filtering ponds；210, well lid；220, ladder；300, filter device； 310, secondary filtration layer；311, cover board；312, center peep hole；313, gap；320, by-pass filtration layer；330, go out sump； 340, support member；350, second level filtrate；360, level-one filtrate；400, transition water pipe；500, drainpipe；600, nut.

Specific embodiment

The utility model is further described below with attached drawing combined with specific embodiments below.

Embodiment 1

The present embodiment provides a kind of anti-blocking rain sewer system, main purpose is to alleviate because what rain sewage carried consolidates Body rubbish enters rain sewage conduct, and the problem of cause residential quarter and Municipal rain sewage conduct to block waterlogging.Existing skill Also in contrast respectively there are advantage and disadvantage there are many mode for reducing the blocking of rain sewage conduct in art, some structure type is relatively easy, It is palliative, for example in the filter basket of sewer mouth simple to install, filtering and impurity removing ability is relatively weak, and filter basket easily occurs Blocking, needs frequently to dredge；Have that structure is complicated, at high cost, is not particularly suited for municipal drainage system and uses on a large scale, but it is suitable For separately installed at some larger pollution sources, to being discharged into again after sewage treatment in existing municipal drainage pipeline system.And this reality The anti-blocking rain sewer system for applying example can then avoid the defect of above scheme, and need to only do part to original rain sewage conduct and repair Change the impurity that can reach in preferable removal rain sewage, the blockage problem of rain sewage conduct is effectively reduced, and construct more Simply, cost is cheaper, can carry out adaptations to nearly all municipal drainage system.

As shown in Figure 1, the anti-blocking rain sewer system of the present embodiment is mainly by sedimentation basin 100, filtering ponds 200 and filtering 300 three parts of device composition.Wherein, sedimentation basin 100 is for tentatively receiving rain sewage that ground flows into and to do preliminary precipitating net Change；Installation space of 200 one side of filtering ponds as filter device 300, it is on the other hand then alternative to be flowed to from sedimentation basin 100 The rain sewage entered does further precipitation and purification；Filter device 300 fills then for doing last filtration, purification to rain sewage through filtering Water after setting 300 filtration, purifications direct emission or can be passed through several discharges of city planting ductwork.Below to the structure of the system components And the working principle of the connection relationship and the system between them is described in further detail.

Sedimentation basin 100 and filtering ponds 200 are the reservoirs with certain depth and volume dug out in below ground, two The upper port of person passes to ground, and sedimentation basin 100 passes to the upper port installation leaf grating for down pipe 110 on ground, so that rain sewage can flow Enter sedimentation basin 100 hence into system, the upper port that filtering ponds 200 pass to ground then passes through well lid 210 and closes, and is needing to tie up Well lid 210 is just opened when shield, and from the aspect of the functional requirement of this system, the depth of general sedimentation basin 100 will be shallower than filtering The depth in pond 200.It is connected between sedimentation basin 100 and filtering ponds 200 by transition water pipe 400, so that the rain in sedimentation basin 100 is dirty Water can flow into filtering ponds 200, and herein, the both ends of transition water pipe 400 are respectively communicated to the water outlet and mistake of 100 side of sedimentation basin The water inlet of 200 side of filter tank, and the plastic nut that engineering can be used is detachably connected.Need exist for explanation when, Using the fabricated structure of sedimentation basin 100 and filtering ponds 200, the faster rain sewage of ground flow velocity flow into sedimentation basin 100 have compared with Big impact can be buffered in sedimentation basin 100, reduced flow velocity, and do preliminary precipitation and purification, removed biggish solid rubbish Rubbish, and the rain effluent flow rate for entering filtering ponds 200 is then relatively steady, impurity is also relatively fewer, filtering ponds 200 can more comprehensively Do further purified treatment, reduce the water impurity content of discharge maximumlly, and such combining form is also very simple, Easily implement.

Meanwhile to guarantee the unimpeded of water flow, transition water pipe 400 is obliquely installed, from 100 side of sedimentation basin to filtering ponds 200 One is sloped downwardly, that is, one end of connection sedimentation basin 100 is higher than the one end for connecting filtering ponds 200.It is filtered in view of entering Water velocity in pond 200, avoids greater impact, selects the tilt angle of transition water pipe 400 and horizontal plane more suitable for 5 ° -10 ° Preferably, the present embodiment selects 7 °.

Filter device 300 is removably mounted in filtering ponds 200, as shown in Fig. 2, can be using in 200 inner wall of filtering ponds Upper installation support member 340, such as supporting block, are supported in 300 bottom of filter device.300 main function of filter device is filtering Solid particulate matter in rain sewage has corresponding filter structure in the prior art, can all be used directly in herein.And in the present embodiment In, it is further optimized improvement to the structure of filter device 300, it uses double filtration design, including the level-one being connected Filter layer 320 and secondary filtration layer 310, and sump 330 out；Wherein, the time of filtration of by-pass filtration layer 320 is greater than second level mistake The time of filtration of filtering layer 310, by-pass filtration layer 320 is for filtering the relatively large solid particle of partial size in rain sewage, second level mistake For filtering layer 310 then for filtering the relatively small solid particle of partial size in rain sewage, the water into filtering ponds 200 successively passes through level-one After filter layer 320 and secondary filtration layer 310, filtering ponds 200 are then exhausted from into sump 330 out.It should be noted that by-pass filtration Layer 320 and secondary filtration layer 310 are distributed in filtration barrel body, and filtration barrel body support is mounted in support member 340, the present embodiment Lower leaf is loaded on filtration barrel body on the second level filtrate 350 of middle secondary filtration layer 310 and the level-one filtrate 360 of by-pass filtration layer 320 It is interior, it is intermediate to be isolated by separation net；One piece of region can effectively prevent water outlet as sump 330 is gone out at isolation in filtration barrel body Blocking guarantees the stability of water outlet.On the side wall of filtering ponds 200, the position for being connected to out sump 330 has discharge outlet, passes through Water after 300 filtration, purification of filter device enters sump 330 and is discharged from discharge outlet, and discharge outlet can be connected by nut 600 Run in water pipe 500, and water after purification is discharged into city planting ductwork.

Herein, the level-one filtrate 360 of by-pass filtration layer 320 can be using in sponge, active carbon filtering silk floss, granular activated carbon One or more combination, the present embodiment using hole density in 20g/cm³-30g/cm³Sponge as level-one filtrate 360；Second level The second level filtrate 350 of filter layer 310 can be using one or two kinds of combinations of Machine-made Sand, quartz sand, 360 partial size of level-one filtrate For 40-50mm, it is the quartz sand of 45mm as second level filtrate 350 that the present embodiment, which uses partial size, can meet filtration needs.Herein On the basis of, the separation net gap between by-pass filtration layer 320 and secondary filtration layer 310 is advisable in 1cm-2cm, and filtrate will not occur Leakage.

In addition, be equipped on the inner wall of filtering ponds 200 from the ladder 220 in the upper port to filtration barrel body of filtering ponds 200, When being convenient for changing the maintenance works such as filtrate, the cover board 311 under staff to 300 top of filter device is facilitated to operate.

The anti-blocking rain sewer system of the present embodiment, passes through 300 three of sedimentation basin 100, filtering ponds 200 and filter device Compound action, to solid impurity in rain sewage carry out sedimentation and filtration, purification, solid refuse in rain sewage can be effectively reduced, solve Certainly because of caused by the blocking of rain sewage conduct urban waterlogging and a series of weldings, influence the problems such as people's health, The system can control the quantity into rain sewage conduct solid refuse using the principle of classification processing rain sewage from source, And then a possibility that reducing line clogging, and have the characteristics that environmentally friendly, recyclable, reduction dredging workload is easy to maintain； Its emphasis solves the drainability of residential quarter and city rain sewage conduct.

Embodiment 2

The present embodiment provides a kind of anti-blocking rain sewer systems, on the basis of embodiment 1 to the knot of filter device 300 Structure optimizes, and gives full play to the compound action of filtering ponds 200 and filter device 300.

It equally include two filter layers in the present embodiment in conjunction with shown in Fig. 2 and Fig. 3, but secondary filtration layer 310 is upper, And by-pass filtration layer 320 is under, and filtration barrel body uses fabricated structure, by the cylinder section of multiple sectors around filtering ponds 200 Inner wall is composed, and is formed center peep hole 312 among filter device 300, is interconnected between each cylinder section, thus internal Water is flowable, and filters entire body bottom with through-hole.Importantly, there is gap in the side close to transition water pipe 400 313, transition water pipe 400 is higher than the position of filter device 300 with the connectivity points position of filtering ponds 200, enters from transition water pipe 400 The rain sewage of filtering ponds 200 can fall directly into 200 bottom of filtering ponds by gap 313, and such structure is first into filtering ponds 200 Secondary settlement can be first carried out, the effect of filtering ponds 200 is given full play to, when water level reaches 300 position of filter device, then Further filtration, purification, so that whole system impurity-eliminating effect is more preferable, it will thus be seen that existing in 200 small space of filtering ponds Subsiding and purifying, and have filtration, purification, it is compact-sized, be conducive to play maximum clean-up effect.

Simple and quick to rain sewage purification using the anti-blocking rain sewer system of the present embodiment, maintenance is also more square Just, specific application method are as follows:

One, it precipitates

The rain sewage on ground is flow at leaf grating for down pipe 110, is flowed into sedimentation basin 100 and is staticly settled in its bottom, water In the larger solid refuse in part bottom of pond is sunken under Gravitative Loads, and water flow is buffered, and rain sewage obtains primary preliminary heavy It forms sediment and purifies, the purified water of primary sedimentation is flowed into filtering ponds 200 by transition water pipe 400, obtains two in 200 bottom of filtering ponds Secondary precipitation and purification.

Two, it filters

When water level reaches 300 position of filter device in filtering ponds 200, after filter device 300 purifies secondary precipitation Rain sewage be filtered purification, the level-one filtrate 360 of by-pass filtration layer 320 filters bulky grain solid rubbish, secondary filtration layer 310 second level filtrate 350 further filters smaller particle solid refuse, has been substantially free of by two layers of filtered rain sewage solid Using sump 330 out filtering ponds 200 are discharged in water after filtration, purification by body rubbish.

Three, it clears up

Fair weather is selected, using with pipeline self sucking formula garbage truck periodic cleaning sedimentation basin 100 and 200 bottom of filtering ponds Solid refuse.

Four, it safeguards

Well lid 210 is opened, through ladder 220 at filter device 300, observes the clean level of filtrate, and in time more Filtrate after the filtrate renewed or cleaning, to guarantee filter effect.

Example described in the utility model is only that preferred embodiments of the present invention are described, not to this reality It is defined with novel conception and scope, under the premise of not departing from the design concept of the utility model, this field engineering technology people The various changes and improvements that member makes the technical solution of the utility model, should all fall into the protection scope of the utility model.

Claims (10)

1. a kind of anti-blocking rain sewer system, it is characterised in that: sedimentation basin (100) and filtering ponds including being connected to ground (200)；It is connected between the sedimentation basin (100) and filtering ponds (200) by transition water pipe (400)；In the filtering ponds (200) It installs filter device (300), the water into filtering ponds (200) is discharged after filter device (300) filtration, purification.

2. a kind of anti-blocking rain sewer system according to claim 1, it is characterised in that: the transition water pipe (400) It is obliquely installed, one end of connection sedimentation basin (100) is higher than one end of connection filtering ponds (200).

3. a kind of anti-blocking rain sewer system according to claim 2, it is characterised in that: the transition water pipe (400) Tilt angle with horizontal plane is 5 ° -10 °.

4. a kind of anti-blocking rain sewer system according to claim 1, it is characterised in that: the filter device (300) Including the by-pass filtration layer (320) and secondary filtration layer (310) being connected, the time of filtration of by-pass filtration layer (320) is greater than two The time of filtration of grade filter layer (310), the water into filtering ponds (200) successively pass through by-pass filtration layer (320) and secondary filtration Filtering ponds (200) are discharged afterwards in layer (310).

5. a kind of anti-blocking rain sewer system according to claim 4, it is characterised in that: the by-pass filtration layer (320) level-one filtrate (360) is using the combination of one or more of sponge, active carbon filtering silk floss, granular activated carbon.

6. a kind of anti-blocking rain sewer system according to claim 4, it is characterised in that: the secondary filtration layer (310) second level filtrate (350) uses one or two kinds of combinations of Machine-made Sand, quartz sand, and level-one filtrate (360) partial size is 40-50mm。

7. a kind of anti-blocking rain sewer system according to claim 4 or 5 or 6, it is characterised in that: the filter device (300) further include be connected to secondary filtration layer (310) go out sump (330), the filtered water of secondary filtration layer (310) is through going out sump (330) filtering ponds (200) are discharged.

8. a kind of anti-blocking rain sewer system according to claim 7, it is characterised in that: the filter device (300) It further include filtration barrel body, level-one filtrate (360) and second level filtrate (350) are loaded in filtration barrel body, and pass through isolation between the two Net isolation.

9. a kind of anti-blocking rain sewer system according to claim 8, it is characterised in that: the filtering ponds (200) Upper port passes to ground, and is closed by well lid (210).

10. a kind of anti-blocking rain sewer system according to claim 9, it is characterised in that: the filtering ponds (200) It is equipped on inner wall from the ladder (220) in the upper port to filtration barrel body of filtering ponds (200).