CN206549243U - A kind of ultrasonic wave air-water backwash filter - Google Patents

A kind of ultrasonic wave air-water backwash filter Download PDF

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Publication number
CN206549243U
CN206549243U CN201720232334.0U CN201720232334U CN206549243U CN 206549243 U CN206549243 U CN 206549243U CN 201720232334 U CN201720232334 U CN 201720232334U CN 206549243 U CN206549243 U CN 206549243U
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China
Prior art keywords
water
backwash
air
inlet pipe
filter
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Withdrawn - After Issue
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CN201720232334.0U
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Chinese (zh)
Inventor
蒋柱武
张仲航
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Fujian University of Technology
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Fujian University of Technology
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Priority to CN201720232334.0U priority Critical patent/CN206549243U/en
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Abstract

The utility model discloses a kind of ultrasonic wave air-water backwash filter, including pond body, pond body outer wall is provided with water inlet drip chamber, drip chamber of intaking is used for sewage discharge and raw water is flowed into, pond body bottom is provided with air water reverse flushing device, and there is provided backwash water gas for air water reverse flushing device connection clear water reserviors and feeder, air water reverse flushing device is also associated with clear water outlet pipe, for clear water output;Air water reverse flushing device upper surface is provided with supporting layer, and supporting layer upper surface is provided with the ultrasonic oscillation device for being provided with directly over filter material layer, filter material layer and being used for cleaning filter material surface.The ultrasonic wave air-water backwash filter that the utility model is provided, the filter tank is before backwash and in backwash process, filtrate is cleaned by ultrasonic cleaning equipment, reaching makes filter material surface dirt come off, the effect of surface particles thing dissolving, so that follow-up backwash is more prone to, reduce backwash flow rate of water flow, backwash water is saved, energy consumption is reduced, the time is shortened.

Description

A kind of ultrasonic wave air-water backwash filter
Technical field
The utility model is related to field of environment protection equipment, more particularly to a kind of ultrasonic wave air-water backwash filter.
Background technology
Typical filter back washing is that action principle is cut using waterpower by the way of current straight up rinse filtering layer Cut makes filter material surface dirt come off with the effect of filtering material particle collision friction.Developing result depends on irrigation flow rate, and preferably sends out Waving hydraulic shear and particles collision effect needs to reach certain water velocity.Absorption is set to be come off in the dirt of filter material surface, Required water velocity is larger during backwash, therefore how to make absorption be easier to come off in the dirt of filter material surface is to reduce recoil Required flow velocity is washed, and then reduces an important research direction of energy consumption and backwash water.
In terms of body surface dirt cleaning, ultrasonic wave cleaning has good treatment effect.Ultrasonic wave is passed in a liquid Sowing time, can produce in a liquid a variety of physics and chemistry come into force should, for body surface dirt have stronger cleaning action.Ultrasonic wave is clear Wash with cleaning degree is high, cleaning speed is fast, it is easy to operate the features such as, particularly it has to blind hole and various geometry shape objects The clean effect for having other cleaning means to be unable to reach, has been widely used in many equipment.In recent years, many scholars taste Examination is by supermarket's ripple Cleaning application in sewage disposal device.For example, Chen Fu in 2008 is safe to be used for membrane bioreactor by ultrasonic wave (MBR) on-line cleaning, has investigated to the control effect of fouling membrane and has been cleaned by ultrasonic influence to mixed liquor characteristicses online, as a result Show that there is good control effect to fouling membrane.Chinese patent literature is disclosed to be settled using in ultrasonic wave cleaning water treating pond Method and system [the application number of equipment:CN1974031A], pass through the inclined tube in ultrasonic unit cleaning machinery accelerating purifying pool Or the bellows of horizontal sedimentation tank, instead of artificial cleaning, it is characterized in that:Motion bogey and peace are set above water treating pond The ultrasonic transmission device of dress on the apparatus.But it is confined to the precipitation apparatus in water treating pond, it is not related to filter The role and influence of pond backwash process.
At present, for filter back washing method research more than based on adjusting in terms of air-water backwashing time, intensity.It is right Filter material surface dirt is departed from by other external conditions, so that strengthen backwash effect, intensity needed for reduction backwash Research not yet appears in the newspapers.Therefore, the utility model provides a kind of ultrasonic wave filter tank for air-water backwashing.
Utility model content
The purpose of this utility model is to provide a kind of ultrasonic wave filter tank for air-water backwashing, and the filter tank can be by super Acoustic wave device is cleaned to filter material surface, the dirt that filter material surface adheres to is come off, and reduces follow-up backwash load, and reduction is anti- Water velocity needed for developing result, reduces backwash energy consumption and water consumption, so as to reduce energy consumption and backwash water.
To realize above-mentioned utility model purpose, the technical solution of the utility model is:A kind of supersonic gas water backwashing filter Pond, including pond body, pond body is provided with raw water water inlet pipe, clear water outlet pipe, backwash water inlet pipe and backwash air inlet pipe, clear water water outlet Pipe end connects clear water reserviors, and backwash air inlet pipe end is provided with feeder,
The pond body is suitable for reading to be provided with gap, and gap is externally provided with into water drip chamber, and water inlet drip chamber bottom surface is less than spilling water Mouth base, raw water water inlet pipe connects sewage drainage pipe with being connected inside water inlet drip chamber under water inlet drip chamber;
The pond body bottom is provided with inside air water reverse flushing device, air water reverse flushing device and backwash water inlet pipe and recoil Air inlet pipe connection is washed, clear water outlet pipe, clear water outlet pipe and backwash water inlet pipe are additionally provided between backwash water inlet pipe and clear water reserviors Common sparing pipeline;Air water reverse flushing device upper surface be provided with supporting layer, supporting layer upper surface be provided with filter material layer, filter material layer just on Side is provided with the ultrasonic oscillation device for being used for that filtrate to be cleaned in filter material layer;
The raw water water inlet pipe, clear water outlet pipe, backwash air inlet pipe, backwash water inlet pipe, sewage drainage pipe and ultrasound Ripple rocking equipment is provided with headstock gear.
Preferred as one kind of this programme, it is in latticed compact arranged filter that the air water reverse flushing device, which includes multiple, Brick, filter block is hollow and each column inside is connected, and filter block upper surface is provided with water distribution qi-emitting hole, between filter block bottom surface and top water distribution qi-emitting hole Provided with two and perforated plates of the horizontal direction in 60 ° of arrangements, two perforated plates are symmetrical arranged, and perforated plate is stirred provided with air water Hole, perforated plate has backwash water inlet pipe and backwash air inlet pipe.
As this programme one kind preferably, the ultrasonic oscillation device includes being arranged on the perpendicular of two lateral walls in pond body To transmission device, vertical transmission device is higher than filter material layer, and less than gap, the vertical transmission device of homonymy slidably connects transverse direction Transmission device, traverse gear is horizontally disposed with, and supersonic generator is slidably connected on traverse gear, and ultrasonic wave occurs Device can transversely transmission device back and forth movement.
Preferred as one kind of this programme, the headstock gear is controlled using automatic control system.
Preferred as one kind of this programme, the pond body is provided with overflow pipe, and overflow pipe inside pond body with connecting, and overflow pipe The mouth of pipe is higher than gap base.
The beneficial effects of the utility model are:The utility model provides a kind of ultrasonic wave air-water backwash filter, the filter tank Before backwash and in backwash process, filter material surface is cleaned by ultrasonic cleaning equipment, ultrasonic wave is in a liquid During propagation, the effects such as cavitation effect, acoustic streaming effect can be produced.The microjet and shock wave that cavitation effect is produced are to being attached to filtrate Surface contaminants repeated stock, destroys adsorption equilibrium of the dirt in filter material surface, and the dirt of filter material surface comes off because of fatigue rupture; Micro- acoustic streaming and acoustic streaming that acoustic streaming effect is produced, accelerate the flowing of water, increase stirring, diffusion destroy pollutant.In ultrasonic wave On the basis of device destruction filter material surface dirt structural intergrity, the dirt of filter material surface is easier to come off, needed for backwash Intensity will be reduced, and energy consumption will reduce;The particulate matter of filter material surface will dissolve simultaneously, and backwash water will reduce, and the time will contract It is short.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is Fig. 1 sectional view;
Fig. 3 is the structural representation of air water reverse flushing device in Fig. 1;
Fig. 4 is the structural representation of ultrasonic oscillation device in Fig. 1.
Embodiment
The technical scheme in the utility model embodiment is clearly and completely described below in conjunction with accompanying drawing.
As Figure 1-4, a kind of ultrasonic wave air-water backwash filter, including pond body 1, pond body 1 is provided with raw water water inlet pipe 101st, clear water outlet pipe 102, backwash water inlet pipe 201 and backwash air inlet pipe 301, the end of clear water outlet pipe 102 connection clear water Pond 2 (is not marked) in figure, and backwash air inlet pipe 301 end is provided with feeder 3 (not marked in figure),
The pond body 1 is suitable for reading to be provided with gap 104, and gap 104 is externally provided with into water drip chamber 4, water inlet drip chamber 4 bottom surface Less than the base of gap 104, raw water water inlet pipe 101 is connected with the inside of water inlet drip chamber 4, and sewage drainage is connect under water inlet drip chamber 4 Pipe 401;
The bottom of pond body 1 is provided with air water reverse flushing device 5, the inside of air water reverse flushing device 5 and backwash water inlet pipe 201 Connected with backwash air inlet pipe 301, clear water outlet pipe 102, clear water outlet pipe are additionally provided between backwash water inlet pipe 201 and clear water reserviors 102 with backwashing the common sparing pipeline of water inlet pipe 201;Backwash water inlet pipe is additionally provided between air water reverse flushing device 5 and clear water reserviors 2 201;The upper surface of air water reverse flushing device 5 is provided with supporting layer 6, and the upper surface of supporting layer 6 is provided with directly over filter material layer 7, filter material layer 7 and set There is the ultrasonic oscillation device 8 cleaned for filtrate in filter material layer 7;
It is in latticed compact arranged filter block 501 that the air water reverse flushing device 5, which includes multiple, and filter block 501 is hollow and every Row are internal to be connected, and the upper surface of filter block 501 is provided with water distribution qi-emitting hole 502, is set between the bottom surface of filter block 501 and top water distribution qi-emitting hole 502 There is perforated plate 503, perforated plate 503 is provided with air water poke hole 504,503 times connection backwash water inlet pipes 201 of perforated plate and recoil Wash air inlet pipe 301.
The ultrasonic oscillation device 8 includes being arranged on the vertical transmission device 801 of two lateral walls in pond body 1, vertically Transmission device 801 is higher than filter material layer 7, and less than gap 104, the vertical transmission device 801 of homonymy slidably connects horizontal transmission Device 802, traverse gear 802 is horizontally disposed with, and supersonic generator 803 is slidably connected on traverse gear 802, is surpassed Sonic generator 803 transversely can do horizontal back and forth movement by transmission device 802.
The raw water water inlet pipe 101, clear water outlet pipe 102, backwash air inlet pipe 301, backwash water inlet pipe 201, sewage Drainpipe 401, vertical transmission device 801, traverse gear 802, supersonic generator 803 are provided with headstock gear.Further, Above-mentioned headstock gear is controlled using automatic control system.
The pond body 1 is additionally provided with overflow pipe 103, and overflow pipe 103 is connected with the inside of pond body 1, and the mouth of pipe of overflow pipe 103 is higher than The base of gap 104.
The filter process of the filter tank water:Sewage drainage pipe 401 is closed, raw water water inlet pipe 101 is opened, raw water first passes around original Water water inlet pipe 101 enters water inlet drip chamber 4, and as the water inlet water surface of drip chamber 4 gradually rises, raw water covers gap 104 and entered Inside filter tank, and by filter material layer 7, supporting layer 6, filter tank bottom air water reverse flushing device 5 is reached, subsequently into clear water outlet pipe 301, flow into clear water reserviors 2.
The backwash process in the filter tank:Raw water water inlet pipe 101 and clear water outlet pipe 102 are closed, and makes water level in pond body 1 high In filter material layer 7, vertical transmission device 801 is opened, supersonic generator 803 is displaced downwardly to proper height, vertical transmission dress is closed 801 are put, traverse gear 802 is then turned on, supersonic generator 803 is done level on traverse gear 803 and comes and goes Motion, while opening ultrasonic wave occurs 803, supersonic generator 803, which sends ultrasonic wave, makes filter material surface dirt come off or dissolve.
Start air-water backwashing, open backwash air inlet pipe 301, gas via the upper surface of air water reverse flushing device 5 cloth Water cloth stomata 502 carries out gas punching from the bottom to top, and the microorganism adhered in filtrate is peeled off;It is then turned on backwashing water inlet pipe 201, Because filtrate can expand in the presence of current, while opening vertical transmission device 801, rise to supersonic generator 803 Suitable height and then progress move horizontally cleaning filtrate, and ul-trasonic irradiation is carried out to whole filter tank.
In early stage ultrasonic pretreatment and air-water backwashing in the presence of ultrasonic wave, the dirt being attached on filtrate takes off Fall, the air-water backwashing time shortens, water consumption is reduced.
Gas rushes ending phase, closes backwash air inlet pipe 301, continues water punching.
Water rushes ending phase, first closes supersonic generator 803 and traverse gear 802, treats supersonic generator 803 Proper height is risen to, vertical transmission device 801 is turned off, continues to close backwash water inlet pipe 201 after water is rushed two minutes, extremely This, backwash terminates.
Described embodiment is only a part of embodiment of the utility model, rather than whole embodiments.Based on this Embodiment in utility model, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its His embodiment, belongs to scope of the present utility model.

Claims (5)

1. a kind of ultrasonic wave air-water backwash filter, including pond body, pond body is provided with raw water water inlet pipe, clear water outlet pipe, backwash Water inlet pipe and backwash air inlet pipe, clear water outlet pipe end connection clear water reserviors, backwash air inlet pipe end are provided with feeder, its It is characterised by,
The pond body is suitable for reading to be provided with gap, and gap is externally provided with into water drip chamber, and water inlet drip chamber bottom surface is less than gap bottom Side, raw water water inlet pipe connects sewage drainage pipe with being connected inside water inlet drip chamber under water inlet drip chamber;
The pond body bottom is provided with air water reverse flushing device, inside air water reverse flushing device with backwash water inlet pipe and backwash into Tracheae is connected, and clear water outlet pipe is additionally provided between backwash water inlet pipe and clear water reserviors, and clear water outlet pipe is shared with backwash water inlet pipe Section of tubing;Air water reverse flushing device upper surface is provided with supporting layer, and supporting layer upper surface is provided with directly over filter material layer, filter material layer and set There is the ultrasonic oscillation device for cleaning filtrate;
The raw water water inlet pipe, clear water outlet pipe, backwash air inlet pipe, backwash water inlet pipe, sewage drainage pipe and ultrasonic wave shake Device is swung provided with headstock gear.
2. a kind of ultrasonic wave air-water backwash filter according to claim 1, it is characterised in that the air-water backwashing dress Put including multiple in latticed compact arranged filter block, filter block is hollow and each column inside is connected, and filter block upper surface is provided with cloth water cloth Stomata, provided with two and perforated plates of the horizontal direction in 60 ° of arrangements, two perforated plates between filter block bottom surface and top water distribution qi-emitting hole It is symmetrical arranged, perforated plate is provided with air water poke hole, perforated plate has backwash water inlet pipe and backwash air inlet pipe.
3. a kind of ultrasonic wave air-water backwash filter according to claim 1, it is characterised in that the ultrasonic oscillation dress The vertical transmission device including being arranged on two lateral walls in pond body is put, vertical transmission device is higher than filter material layer, and less than spilling water Mouthful, the vertical transmission device of homonymy slidably connects traverse gear, and traverse gear is horizontally disposed with, on traverse gear Slidably connect supersonic generator, supersonic generator can transversely transmission device back and forth movement.
4. a kind of ultrasonic wave air-water backwash filter according to claim 1, it is characterised in that the headstock gear is adopted Use automatic control system control.
5. a kind of ultrasonic wave air-water backwash filter according to claim 1, it is characterised in that the pond body is provided with overflow Pipe, overflow pipe inside pond body with connecting, and the overflow pipe mouth of pipe is higher than gap base.
CN201720232334.0U 2017-03-10 2017-03-10 A kind of ultrasonic wave air-water backwash filter Withdrawn - After Issue CN206549243U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106902556A (en) * 2017-03-10 2017-06-30 福建工程学院 A kind of ultrasonic wave air-water backwash filter
CN107866098A (en) * 2017-11-22 2018-04-03 南京大学 A kind of modularization backwash component and its application method
CN111170442A (en) * 2020-02-28 2020-05-19 苏州市苏创环境科技发展有限公司 Novel S-shaped filter brick and filter brick combination

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106902556A (en) * 2017-03-10 2017-06-30 福建工程学院 A kind of ultrasonic wave air-water backwash filter
CN106902556B (en) * 2017-03-10 2020-03-17 福建工程学院 Ultrasonic air-water backwashing filter tank
CN107866098A (en) * 2017-11-22 2018-04-03 南京大学 A kind of modularization backwash component and its application method
CN107866098B (en) * 2017-11-22 2019-11-05 南京大学 A kind of modularization backwash component and its application method
CN111170442A (en) * 2020-02-28 2020-05-19 苏州市苏创环境科技发展有限公司 Novel S-shaped filter brick and filter brick combination

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Granted publication date: 20171013

Effective date of abandoning: 20200317