CN206156888U - Rain sewage filter equipment of quick construction installation - Google Patents

Abstract

The utility model discloses a rain sewage filter equipment of quick construction installation, including jar body and an anti floating botton seat, it strains the inspection socket to be equipped with water inlet, delivery port, section dirty inspection socket and essence on the jar body, water inlet department is equipped with sweeps dirty curtain, internal the installing of jar can the proposition formula be cut the dirt basket and can the proposition formula separate the dirt net, can be equipped with the heavy mud sump of backwash formula in a proposition formula section dirty basket below, jar internal still installing can provide that the basket is strained to the formula essence, perpendicular mesh plate and horizontal fine filter mesh board are strained to the arc essence, the backwash formula sink mud sump be equipped with sink the mud sump blow off pipe, can propose the formula essence and strain the basket and be equipped with and abandon a class blow off pipe, sink the mud sump blow off pipe with abandon a class blow off pipe meet and be equipped with and abandon a class blowoff valve, abandon class blowoff valve and connect a blowdown and be responsible for. Compared with the prior art, the utility model the advantage be: the material uses cost is reduced, and reduces the construction cost. Reduce the rivers probability that blocks up, filtration efficiency improvement. Improve filter fineness, and maintenance cost is reduced. Realize the selectivity and abandon stream, an occupation area is reduced. Increase long service life.

Description

The rain sewage filter device that a kind of rapid construction is installed

Technical field

The utility model is related to filter, more particularly to the rain sewage filter device that a kind of rapid construction is installed.

Background technology

In urban construction, it is related to rainwater-collecting comprehensive utilization process, wherein being divided into three steps to rainwater reuse technology Suddenly：1st, dmp filter；2nd, rainwater is stored；3rd, rainwater purification reuse.

By furtheing investigate to existing dmp filter technology, currently existing dmp filter technology, more complete work Skill technology is altogether in five steps：

1st, rainwater every dirty barrier well by carrying out more than 10mm bulky grain sediments, suspension, floating thing to rain sewage Isolation proposes dirt.Current techniques：Every dirty barrier.

2nd, a small amount of greasy dirt isolation of the rainwater by rainwater oil separation well to containing in rain sewage.Current techniques：Oil interceptor/oil removal Well/oil suction bag.

3rd, rainwater passes through rainwater by remaining after abovementioned steps 1,2 in the grain sediment of more than 2mm, suspension, floating thing Cutting dirty screened well carries out cutting dirt.Current techniques：Prefabricated combined septic tank device.

4th, rainwater discharging well is entered after 1,2,3 three steps of abovementioned steps, it is higher that abandoned stream falls rainwater dirt concentration Part.General control is in 3-5mm prophase programmings.The operating pressure of rainwater filtering device in step 5 can be reduced by rain water drainage. Concentrate abandoned stream that the operating pressure of later stage rainwater purification equipment for reclaiming is reduced by falling the higher rainwater of turbidity, reduce later purification system The effect of system equipment investment.Current techniques：A, driven airflow device, by rainfall gauge or flowmeter abandoned stream switch letter is quantitatively provided Number, abandoned stream process is controlled by YEs such as electrically operated valves；B, mechanical flow abandoning apparatus, normally open abandoned stream mouth passes through Rainwater produces buoyancy to ball float or rainwater stamping press correspondence forces plate and produces pressure, produces when rainfall reaches a certain size Buoyancy or pressure, close abandoned stream mouth, stop abandoned stream.

5th, rainwater filters out particle sediment, suspension, the drift of more than 0.4mm by abandoned stream well into rainwater essence screened well Float.Current techniques：A, multi-medium filtering device；Rainwater filters rainwater by the way that the filter medium such as filter sand or filter cotton is blue.b、 Compound flow filter；By changing rainwater flow direction generation eddy flow or making rainwater separate more than 0.5 by screen pack using gravity Particulate matter.Rainwater water inlet is recycled high concentration rainwater is shunted with limpid rainwater with delivery port drop.C, electrodynamic mechanical type mistake Filter device：Rainwater filters basket with netting on top by the dead-pipe type of relative closure, when contamination is excessive in basket, with outside generation inside basket Liquid level difference or pressure reduction, control electric performance device and scrub basket and blowdown by pressure reduction or liquid level difference signal.Filtering accuracy 0.4- 1.0mm.

Five wells complete rainwater early stage and pre-process dmp filter technique by more than.Rainwater after filtration enters retaining Pond, then clear water reserviors are entered by deep purifying, it is promoted to by water system and uses water spot reuse.

It is that successive depths purify reuse up to standard that the purpose of dmp filter is, mitigates the operating pressure of cleaning equipment, reduces net Change the input of equipment aspect.Improve the run stability of rainwater recycling system.Prevent mud from becoming silted up to rain water reservoir simultaneously dead, subtract The effect of light cistern desilting workload.Rainwater enters the early stage of cistern and filters pretreatment, plays in rainwater recycling system Vital effect.It is the indispensable part of rainwater reuse technology.

The utility model reach five treatment technologies of above institute it is functional on the basis of, complete the integrated use of integration It is that device structure is simplified, the improvement of function improvement and rapid construction technology has been carried out again.

Prior art one, is to build rainwater barrier well respectively, cuts dirty well, and abandoned stream well, screened well waits multiple inspection shafts to realize The dmp filter early stage pretreatment of rainwater recycling system.

1st, multiple rainwater inspection well built-in devices are series connection, increased the risk of current congestion, and single product is gathered around Stifled mud causes complete paralysis.The built-in Prefabricated combined septic tank of dirty well is wherein cut, in the built-in filtration basket of screened well equipment is all should be Volume is limited to, when a large amount of rain dirts block phenomenon to produce temporarily.Its reason is；The useful space that each monomer rainwater can flow through It is too little.

2nd, multiple inspection shafts bring difficulty to construction period and set-up time.Because current city Large Residential District/work The buried depth of industry garden drainpipe is increased, and the buried installation requirement of skinny device is also increased in the difficulty in terms of buried depth, each monomer It is required for doing bed course process, the little depth of excavation area is produced in construction greatly, degree of danger is high, and construction cost increases, construction period The constructional difficulties such as increase.

3rd, multiple inspection shafts bring the more workloads safeguarded with cleaning, and cutting for being related in former prior art is dirty, abandoned stream, Mechanical filter can not be backwashed.The buried fault rate of electrical equipment is high, and high cost maintenance and repair is difficult.

4th, electronic abandoned stream, mechanical flow abandoning apparatus, for failing to reach a constant current in rainfall early stage 3-5mm rainwater or rain pipe Abandoned stream is realized during amount.Against the original idea of rain water drainage.Because rainfall early stage passes through earth's surface footpath with mid-term in actual rainfall Turbidity is maximum when the entrained suspension of stream is not 3-5mm rainfalls, and now electronic abandoned stream cannot selective abandoned stream.And it is mechanical Formula abandoned stream produces abandoned stream when rainwater inflow-rate of water turbine is less, and is not to pass through rainwash when rainfall is less in whole rainfall Entrained suspension is more.Both flow abandoning apparatus all cannot selectively realize effective abandoned stream.

Prior art two, is " dmp filter sand pit " that sandy filtration in the logical sand pit of rainwater completes dmp filter.Low cost, Good filtration effect.But, 1, sand pit volume it is larger, floor space is larger, is not suitable for the larger construction operating mode of Storm Sewer Network buried depth； 2nd, sand pit backwash is difficult, and as debris increase filter capacity decline in sand, substantivity affects effective operation of whole reclaiming system.

Utility model content

The utility model is to solve above-mentioned deficiency, there is provided the rain sewage filter device that a kind of rapid construction is installed.

Above-mentioned purpose of the present utility model is realized by following technical scheme：The rain sewage that a kind of rapid construction is installed Filter, including tank body and anti-floating base, tank body side is provided with water inlet, and opposite side is provided with delivery port, and top is provided with cuts dirt Inspection socket and refined filtration inspection socket；

The water inlet is provided with sweeps dirty curtain；

Clear water storehouse is provided with tank body below described section of dirty inspection socket, the formula of being proposed that is installed in clear water storehouse and is cut dirty basket, can Proposition formula is cut in dirt basket and is placed with oil suction bag, it is proposed that formula cuts the connection of dirty basket top is proposed that formula dirt-separated net, it is proposed that formula is every dirt Net is located at sweeps dirty curtain inner side, and is provided with inflow entrance, it is proposed that formula cuts dirty side in the key is provided with the heavy hopper dredger of reversely-washing；

It is provided with by refined filtration basket support in tank body below the refined filtration inspection socket and is proposed that formula refined filtration basket, it is proposed that Formula refined filtration basket is provided with perpendicular net bulkhead bracket, and the perpendicular net dividing plate of arc refined filtration is provided with perpendicular net bulkhead bracket；

The bulkhead in the clear water storehouse and be proposed that formula refined filtration basket between be provided with tilting web plate support, tilting web plate support On horizontal refined filtration web plate is installed；

The heavy hopper dredger of the reversely-washing is provided with heavy hopper dredger blow-off pipe, it is proposed that formula refined filtration basket is provided with abandoned stream blow-off pipe, sink hopper dredger Blow-off pipe and abandoned stream blow-off pipe meet are provided with abandoned stream blowoff valve, abandoned stream blowoff valve connection blowdown supervisor.

The tank base and top are respectively equipped with lower backwashing system and upper backwashing system, and lower backwashing system is connected to backwash The heavy hopper dredger of formula and it is proposed that in formula refined filtration basket, upper backwashing system is connected to it is proposed that formula dirt-separated net.

The utility model advantage compared with prior art is：

1st, material cost is reduced.The integrated rainwater barrier of integrated design, intercepting pollution for rainwater, rain water drainage, dmp filter With rainwater oil suction, five functions are carried out integrated.

2nd, construction cost is reduced：Multiple equipment foundation ditch integrates and is conducive to the engineering construction at scene, effectively reduces and cuts the earth Amount, shortens construction period.

3rd, congestion probability is reduced：The utility model devises safe excessively stream, the operation of individual equipment in terms of architecture design With independence, will not associated whole system operation.Selective mechanical automatic flow abandoning has self-cleaning function, can effectively prevent Only mud is blocked.Overall structure designed by the utility model is fluid-guiding type, and tank body latus rectum sectional area cuts more than Inlet and outlet water latus rectum 8 times of area.

4th, filter efficiency is improved：Combined using filter on the basis of the rainwater reuse that gravity flows naturally from prior art The blue method of filter, makes the single use filter of conventional products or the blue throughput that processes of filtration increased 4 times.

5th, improve filtering accuracy：Improve to the filtration of 0.3-0.4mm on the basis of conventional 0.4-0.5mm filtering accuracies Precision.

6th, maintenance cost is reduced：The maintenance of two inspection mouths, equipment design backwash are changed to by the maintenance of five inspection mouths Function has reduction manual maintenance probability.Fully mechanical is designed without YE, without rapid wears such as electronic sensor, irrotationality rotation members Part, only relies on gravity rainwater technique and realizes abandoned stream blowdown, makes fault rate be preferably minimized state.

7th, selective abandoned stream is realized：In filter process, it is selective for turbidity it is higher when carry out abandoned stream.

8th, reduction equipment is spilling the floor space of above ground portion, only two well lids.Do not affect in landscape design Macroscopical taste design.

9th, the rainwater reuse or qualified discharge of buried rainwater pipeline are adapted to, this product adopts fiberglass cylinder design, stiffness Grade reaches SN12000, and design buried depth is buried and can reach 5M, can be adapted to buried below road, the domestic most construction operating modes of adaptation Require.Design anti-floating base, the floating for preventing buoyancy force of underground water from producing.

10th, rapid construction is realized：Integrated design, together constructs with Storm Sewer Network pre-buried in construction.One equipment Multiple devices function is completed, it is identical with inspection shaft construction and installation method.

11st, overall structure is using fiberglass or high-quality stainless steel or the oily anti-corrosion of three cloth of carbon steel five, and filter screen is stainless using 316 Steel, pipeline and abandoned stream valve adopt PPR materials, overall Acceptable life 50 years.70 years theoretical life-spans.

Description of the drawings

Fig. 1 is side structure schematic view of the present utility model.

Fig. 2 is overlooking the structure diagram of the present utility model.

Specific embodiment

The utility model is described in further detail below in conjunction with the accompanying drawings.

As shown in Figure 1 and Figure 2, the rain sewage filter device that a kind of rapid construction is installed, including tank body 1 and anti-floating base 2, The side of tank body 1 is provided with water inlet 3, and opposite side is provided with delivery port 4, and top is provided with cuts dirty inspection socket 5 and refined filtration inspection socket 6；

It is provided with the water inlet 3 and sweeps dirty curtain 7；

It is provided with clear water storehouse 8, clear water storehouse 8 in the tank body 1 of the described section of dirty lower section of inspection socket 5 and is provided with it is proposed that formula cuts dirty basket 9, it is proposed that formula is cut in dirty basket 9 is placed with oil suction bag (not shown), it is proposed that formula cuts the connection of the dirty top of basket 9 it is proposed that formula is every dirt Net 10, it is proposed that formula dirt-separated net 10 is located at sweeps the inner side of dirty curtain 7, and is provided with inflow entrance (not shown), it is proposed that formula is cut under dirty basket 9 Side is provided with the heavy hopper dredger 11 of reversely-washing；

It is provided with by refined filtration basket support 12 in the tank body 1 of the lower section of the refined filtration inspection socket 6 and is proposed that formula refined filtration basket 13, It is proposed that formula refined filtration basket 13 is provided with perpendicular net bulkhead bracket 14, the perpendicular net dividing plate of arc refined filtration is installed on perpendicular net bulkhead bracket 14 15；

The bulkhead in the clear water storehouse 8 and be proposed that formula refined filtration basket 13 between be provided with tilting web plate support 16, tilting net Horizontal refined filtration web plate 17 is installed on board mount 16；

The heavy hopper dredger 11 of the reversely-washing is provided with heavy hopper dredger blow-off pipe 18, is proposed that formula refined filtration basket 13 is provided with abandoned stream blow-off pipe 19, heavy hopper dredger blow-off pipe 18 and the meet of abandoned stream blow-off pipe 19 are provided with abandoned stream blowoff valve 20, the connection blowdown master of abandoned stream blowoff valve 20 Pipe 21.

The bottom of the tank body 1 and top are respectively equipped with lower backwashing system 22 and upper backwashing system 23, and lower backwashing system 22 connects It is connected to the heavy hopper dredger 11 of reversely-washing and it is proposed that in formula refined filtration basket 13, upper backwashing system 23 is connected to it is proposed that formula dirt-separated net 10.

Installation of the present utility model：

A, equipment assembly and connection method：

1st, pre- control equipment tank body, wherein water inlet gas dome, delivery port gas dome are to be assembled.

2nd, the heavy hopper dredger of net bulkhead bracket, back-washable formula, clear water storehouse demarcation strip, web plate support, refined filtration basket are erected in tank body Frame is prefabricated according to design size blanking and is assembled in tank body.If metal can, its each bulkhead bracket is welded and three cloth Five oily corrosion proof and leakproofs.If fiberglass tank body directly with the gluing knot of fiberglass and adds hand paste to reinforce.

3rd, make by design size and sweep dirty curtain, be proposed that formula dirt-separated net, oil suction bag, be proposed that formula cuts dirty basket, horizontal refined filtration Web plate, it is proposed that the perpendicular net dividing plate of formula refined filtration basket, abandoned stream blowoff valve, arc refined filtration, abandoned stream blow-off pipe, heavy hopper dredger blow-off pipe, upper anti- Wash system, lower backwashing system.

The 4th, water inlet gas dome is installed, according to from inside to outside, from bottom to top, is progressively assembled to delivery port from water inlet.Most Delivery port gas dome is installed afterwards.Wherein pipe hot melting connection, metallic conduit welding.

5th, make and install anti-floating base.If metab welding and the oily corrosion proof and leakproof of three cloth five.If glass Cylinder of steel body directly with the gluing knot of fiberglass and adds hand paste to reinforce.

B, construction and installation method of attachment：

Equipment tank body installation needs are lain against on the bed course of excavation pit according to designed elevation, water inlet connection rainwater Dry point, delivery port connection rainwater collection pool, blow-off pipe outlet are connected to sewage network, and backwash tube is connected under upper backwash Rainwater purification recycle-water water pipe automatically controls backwash by magnetic valve.Anti-floating base pours plain concrete prevents tank body from floating. Cut dirty inspection socket, refined filtration inspection socket and ground well is increased using bellows, backfill fine earth compacting ground is played well and completes buried installation.

Operation principle of the present utility model：

A, of the present utility model section of dirty barrier oil absorptive function principle：

Rainwater flows into apparatus water inlet naturally by Action of Gravity Field, and the bulky grain carried in rainwater when Jing sweeps dirty curtain is miscellaneous Thing is swept dirty curtain steel wire and stops to take advantage of a situation to flow downward, and the larger particle debris movement velocity of its Midst density slows down, and is directly entered and cuts Downstream stream rushes at dirt-separated net to the debris of the outstanding floating such as dirty hand basket, little particle, and below 2-3mm particulate matters are intercepted, rapid with current Dynamic falling into cuts dirty hand basket.Cut in dirty hand basket and be placed with oil suction bag, a small amount of suspension fluid to containing in rainwater adsorbs.Fixed Phase proposes dirty basket carrying and proposes that oil suction bag is cleaned together when clearing up.

Oil content is few in rainwater, and cannot be effectively clear with the principle of suspended state turbulent flow routine oil interceptor oil removal Remove, this technique employs the method that oil suction bag adsorbs oil removing.

Sweep dirty curtain and play change rainwater flow direction, make the effect in particulate matter debris deceleration varying motion direction.Play acceleration heavy Dirt, dispersing water flow, the effect for reducing dirt-separated net filter pressure.Play a part of to intercept hair simultaneously, compensate for net and hair is blocked The defect of energy deficiency of suspending the coaching.

Wherein dirt-separated net, puies forward the structure that dirty indigo plant is designed to be easy to propose inspection shaft, it is easy to clear up.When dirt-separated net puies forward dirty indigo plant After proposition, maintainer can overhaul from inside inspection socket access arrangement to refined filtration web plate and abandoned stream valve, backwashing system. The space for making apparatus obtains integrated use.

B, selective abandoned stream essence filtering function principle of the present utility model：

Rainwater after through cutting dirty filtration covers clear water storehouse dividing plate advection and crosses refined filtration web plate, under gravity wherein 0.3- The particulate matter of more than 0.4mm is intercepted at more than web plate, and in the case that the water yield is enough, a small amount of rainwater can carry particulate matter along mistake Filter plate flows down into refined filtration basket, and filtering accuracy and the filter precision of refined filtration basket are mutually all 0.3-0.4mm.In rainwater flow process Middle filter is washed cleaning, and the higher rainwater following current of containing filth amount enters refined filtration basket, then filters through refined filtration basket.After filtration Rainwater flows out the mouth of a river and discharges into rainwater collection pool.

In the process, the particle content in refined filtration basket gradually increases the filtration circulation for affecting refined filtration basket, refined filtration basket Interior liquid level increases, and filter also can decline with the increase filter circulation of the amount of rainfall for filtering, filter capacity integral filter Flow reduction, the rainwater for pouring in refined filtration basket increases, on the contrary because the amount for flowing out is not affected by filtering traffic, the liquid in its clear water storehouse Position relative drop.Now refined filtration basket high level promotes the valve ball in abandoned stream valve to float upwards, and script abandoned stream valve valve ball relies on itself The sewage draining exit that weight and clear water storehouse liquid level equilibrium power are acted on and closed is opened.The bigger valve ball hole of liquid level difference is bigger, row Dirty speed is faster, and the rainwater inflow-rate of water turbine of the online surface of filter and refined filtration basket is bigger, fast by its inflow-rate of water turbine and excessively stream speed What speed completed the online surface of filter and refined filtration basket washes away blowdown self-cleaning.Now liquid level relative drop clear water storehouse phase in refined filtration basket Liquid level is risen, valve ball falls to closing sewage draining exit.

During raining, whole filtration, abandoned stream, blowdown define a kind of dynamic balance state, and containing filth amount is big, blowdown flow rate Increase, when rainfall is big, pollution discharge capability increases with dirty amount and increases.In view of the Storm Sewer Network full packages operation of rain flood phase, this practicality The perpendicular net dividing plate of new design arc refined filtration, filter area is increased again guarantees conveyance capacity.Abandoned stream valve is still up.

It is C, of the present utility model without dead angle backwashing function principle.

The utility model is designed with backwashing system, lower backwashing system, dirt hopper dredger and dirt hopper dredger backwash blowdown, realizes complete Orientation backwash.

Wherein, dirt hopper dredger drainage is effectively prevented because cutting the problem that dirty hand basket lower section mud cannot be in place.

Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every The equivalent structure made using the utility model specification and accompanying drawing content or equivalent flow conversion, or be directly or indirectly used in Other related technical fields, are included in the same manner in scope of patent protection of the present utility model.

Claims (2)

1. the rain sewage filter device that a kind of rapid construction is installed, including tank body (1) and anti-floating base (2), tank body (1) side sets There is water inlet (3), opposite side is provided with delivery port (4), and top is provided with cuts dirty inspection socket (5) and refined filtration inspection socket (6)；The water inlet Mouth (3) place is provided with sweeps dirty curtain (7)；

It is provided with clear water storehouse (8), clear water storehouse (8) in tank body (1) below described section of dirty inspection socket (5) and is provided with it is proposed that formula is cut Dirty basket (9), it is proposed that formula is cut in dirty basket (9) is placed with oil suction bag (not shown), it is proposed that formula is cut above dirty basket (9), and connection can Proposition formula dirt-separated net (10), it is proposed that formula dirt-separated net (10) and is provided with inflow entrance (not shown) positioned at dirty curtain (7) inner side is swept, It is proposed that formula cuts dirty basket (9) lower section is provided with the heavy hopper dredger (11) of reversely-washing；

It is provided with it is proposed that formula refined filtration basket by refined filtration basket support (12) in tank body (1) below the refined filtration inspection socket (6) (13), it is proposed that formula refined filtration basket (13) is provided with perpendicular net bulkhead bracket (14), arc essence is installed on perpendicular net bulkhead bracket (14) Perpendicular net dividing plate (15) of filter；

The bulkhead of the clear water storehouse (8) and be proposed that formula refined filtration basket (13) between be provided with tilting web plate support (16), tilting Horizontal refined filtration web plate (17) is installed on web plate support (16)；

The reversely-washing sink hopper dredger (11) be provided with heavy hopper dredger blow-off pipe (18), it is proposed that formula refined filtration basket (13) be provided with abandoned stream blow-off pipe (19), heavy hopper dredger blow-off pipe (18) and abandoned stream blow-off pipe (19) meet are provided with abandoned stream blowoff valve (20), abandoned stream blowoff valve (20) Connection blowdown supervisor (21).

2. the rain sewage filter device that a kind of rapid construction according to claim 1 is installed, it is characterised in that：The backwash Formula sink hopper dredger (11) be provided with heavy hopper dredger blow-off pipe (18), it is proposed that formula refined filtration basket (13) be provided with abandoned stream blow-off pipe (19), sink hopper dredger Blow-off pipe (18) and abandoned stream blow-off pipe (19) meet are provided with abandoned stream blowoff valve (20), abandoned stream blowoff valve (20) connection blowdown supervisor (21)。