CN103896404A - Ultrasonic dredging device for constructed wetland and application thereof - Google Patents
Ultrasonic dredging device for constructed wetland and application thereof Download PDFInfo
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- CN103896404A CN103896404A CN201410131261.7A CN201410131261A CN103896404A CN 103896404 A CN103896404 A CN 103896404A CN 201410131261 A CN201410131261 A CN 201410131261A CN 103896404 A CN103896404 A CN 103896404A
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- wetland
- block apparatus
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The invention discloses an ultrasonic device for solving the problem due to blocking of a constructed wetland. The ultrasonic device comprises a power supply, an ultrasonic generator, an ultrasonic energy converter and a vibration surface steel sheet; the ultrasonic generator is connected with the power supply to produce a high-frequency alternating current signal and transmit the high-frequency alternating current signal to the ultrasonic energy converter; the ultrasonic energy converter converts the high-frequency alternating current signal into a high-frequency mechanical oscillation wave and transmits the high-frequency mechanical oscillation wave to the top water in the constructed wetland through the vibration surface steel sheet. The invention also discloses application of the ultrasonic dredging device for the constructed wetland in solution of blocking of the construction wetland. According to the ultrasonic dredging device for the constructed wetland and application thereof, ultrasonic wave produces large pressure with the cavitation effect in liquid, the large pressure damages the biological films which are accumulated in the wetland and also decomposes the biological films into the solution, and thus the absorption of the biological films and fillers is broken, and the biological films are also damaged and then separated, and as a result, the problems that cluttered pores in the wetland system cannot be deeply cleaned by the common method, and the cleaning is insufficient, can be solved.
Description
Technical field
The invention belongs to protection of natural resources and environment technical field, be specifically related to a kind of ultrasonic wave of utilizing and solve thin block apparatus and application that artificial swamp stops up.
Background technology
Obstruction is the Main Bottleneck that artificial swamp is applied.After stopping up, the permeability coefficient of filler sharply reduces, current can not carry out and directly overflow wet land system according to original mode, make wetland can not bring into play due processing capacity, and the long-term ponding on wetland surface has also brought hygienic issues such as mosquitos and flies grows, stench, cause the secondary pollution of environment.
For wet land filler blockage problem, current method is mainly pre-anticlogging generation (patent No.: CN101050027A, CN101708899A, CN1970473A, CN101638264A, CN102126791A, CN101723547A and CN101973632A), for the obvious deficiency of control measures of stopping up after occurring, the soil animal of utilization that only has of report is repaired blocking type drowned flow artificial wet land (patent No.: CN1923728A) at present, is therefore necessary to find a kind of method for removing blockage solving after Wetland clogging occurs.
Summary of the invention
Technical problem to be solved by this invention, is to provide a kind of wetland ultrasonic wave that can utilize hyperacoustic characteristic effectively to solve artificial swamp obstruction and dredges block apparatus and application.
For solving the problems of the technologies described above, the invention discloses a kind of ultrasonic unit that artificial swamp stops up that solves, comprise power supply, ultrasonic generator, ultrasonic transducer and vibrations face steel plate; Described ultrasonic generator is connected with power supply, to produce high frequency ac signal, and passes to described ultrasonic transducer; Described ultrasonic transducer is used for converting high frequency ac signal to high frequency machinery Sasser, and described high frequency machinery Sasser is propagated into the water surface of the wetland the superiors by vibrations face steel plate.
In the present invention, the frequency of ultrasonic transducer is greater than 20KHz.
Above-mentioned ultrasonic wave is dredged the application of block apparatus in artificial swamp de-plugging.
The invention also discloses artificial swamp ultrasonic wave and dredge block apparatus in the application solving in Wetland clogging.
A kind of method of utilizing ultrasonic wave to solve Wetland clogging, first ultrasonic wave is dredged to block apparatus and be placed on the wetland surface that obstruction occurs, then make wetland move until full water is soaked on surface, the water surface must contact with the vibrations face steel plate of the thin block apparatus of ultrasonic wave, opening power subsequently, carry out ultrasonic cleaning, finally etc. ultrasonic cleaning finishes afterwards original water quick drain in wetland, and cleans for several times with tap water.Described vibrations face steel plate contacts with water surface, and ultrasonic generator produces high frequency ac signal, and described high frequency ac signal is passed to ultrasonic transducer; Described ultrasonic transducer converts described high frequency ac signal to high frequency machinery Sasser, and described high frequency machinery Sasser is propagated into described water, make water flow and produce ten hundreds of micro-bubbles, the micro-bubble being present in water vibrates under the effect of sound field, and bubble can produce shockwave when closed, produces thousands of air pockets around it, destroy insoluble dirt, and make in insoluble dirt dispersion and water, solid particulate also can be washed out by water, dredges stifled result thereby reach.
The method of utilizing the thin block apparatus of ultrasonic wave to solve Wetland clogging of the present invention can be according to the chocking-up degree of wetland, determines hyperacoustic action time and interval number of times, realizes the effect that optimum solution is stopped up.
Beneficial effect: the present invention utilizes sound wave, the all-pervasive characteristic of current, the immense pressure that cavatition by ultrasonic wave in liquid produces is destroyed the microbial film being accumulated in wetland breaks up in solution them, the on the one hand absorption of disrupting biofilm and filler, can cause biomembranous destruction on the other hand and refuted from.No matter ultrasonic cleaning hole how complicated, as long as can touch the place of liquid, hyperacoustic cleanup action can reach.As long as produce cavitation phenomenon, the vibration of bubble just can be cleaned solid surface, bores once pollution layer is seamed, and vibrated just makes pollution layer come off.The microbial film being peeled off by ripples cavitation corrosion can be discharged wetland together along with current.It is mixed and disorderly that the present invention has overcome wet land system hole, the general difficult problem that the method for cleaning degree of depth is inadequate, dynamics is not enough.
Brief description of the drawings
Fig. 1 is that ultrasonic wave is dredged block apparatus.
Fig. 2 is the wetland unit model that the thin block apparatus of ultrasonic wave is housed.
Embodiment
According to following embodiment, the present invention may be better understood.But, those skilled in the art will readily understand, the content described in embodiment is only for the present invention is described, and should also can not limit the present invention described in detail in claims.
As shown in Figure 1, the invention discloses a kind of artificial swamp ultrasonic wave and dredge block apparatus, comprise power supply 1, ultrasonic generator 2, ultrasonic transducer 4 and vibrations face steel plate 5, between ultrasonic generator 2 and ultrasonic transducer 4, connect by wire; Described ultrasonic generator 2 is connected with power supply 1, to produce high frequency ac signal, and passes to described ultrasonic transducer 3; Described ultrasonic transducer 4 is for high frequency ac signal being converted to high frequency machinery Sasser, and described high frequency machinery Sasser propagated into the water surface of the wetland the superiors by vibrations face steel plate 5.The frequency of ultrasonic transducer is greater than 20KHz.
(accompanying drawing 2 is design sketch, inevitably uses gray scale) as shown in Figure 2, the invention also discloses wetland ultrasonic wave and dredges block apparatus in the application solving in Wetland clogging.20～40 DEG C of the temperature ranges of described application.
First ultrasonic wave is dredged to block apparatus 2a and be placed on the wetland surface that obstruction occurs, then make wetland move until full water is soaked on surface, water surface 2b contacts with the vibrations face steel plate that ultrasonic wave is dredged block apparatus; Opening power, carries out ultrasonic cleaning colmatation zone 2c, packing layer 2d and supporting layer 2e, opens water inlet pipe and water outlet pipe 2f original water quick drain in wetland etc. ultrasonic cleaning after finishing, and cleans for several times with tap water.
Embodiment:
Utilize ultrasonic unit to carry out de-plugging to artificial swamp at experiment lab simulation, select 5 artificial wetland unit model (see figure 2)s, be called wetland model A, B, C, D and E, each reactor diameter is 30cm, high is equivalent to intercept taking plant spacing as unit a model of element for 80cm(in whole wetland).Wetland reactor bottom is filled the pebbles supporting layer of 10cm, and (d10 is the grogs weight accumulative total percentage ratio that is less than certain particle diameter while being 10%, and corresponding particle diameter is called effective size of grain; D10 is 0.35mm, and nonuniform coefficent Cu is 2.1), supporting layer ensures abundant draining and does not occur ponding situation.(d10 is 0.15mm above supporting layer, to fill the coarse sand of 60cm, nonuniform coefficent Cu is 2.2) as the main matrix of wetland, this is because the especially biological obstruction process of obstruction of wetland is very very long process, in order better to simulate obstruction process at laboratory yardstick, and adopt coarse sand medium.Water distribution system and water gathering system are all arranged on wetland unit model bottom, and the stromal surface of reactor is all planted cattail.Be 500mg/L in water inlet BOD concentration, hydraulic load is under the condition of 500mm/d, operation 3 months continuously, wetland stops up (osmotic coefficient ratio original state reduces by 3 times) substantially, and occur that impeded drainage surface starts the phenomenon of ponding, now we start method described above and step and utilize ultrasonic wave to dredge block apparatus artificial swamp is carried out to de-plugging, and each ul-trasonic irradiation finishes rear rapid discharge washing lotion, water is filled before effect in next time again.A is as blank reference, the time of the concrete ul-trasonic irradiation of other wetland models and number of times, and the effect of wetland de-plugging sees the following form:
The invention provides a kind of method of utilizing ultrasonic wave to solve Wetland clogging; method and the approach of this technical scheme of specific implementation are a lot; the above is only the preferred embodiment of the present invention; should be understood that; for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.In the present embodiment not clear and definite each integral part all available prior art realized.
Claims (5)
1. artificial swamp is dredged a block apparatus by ultrasonic wave, it is characterized in that, comprises power supply, ultrasonic generator, ultrasonic transducer and vibrations face steel plate; Described ultrasonic generator is connected with power supply, to produce high frequency ac signal, and passes to described ultrasonic transducer; Described ultrasonic transducer is used for converting high frequency ac signal to high frequency machinery Sasser, and described high frequency machinery Sasser is propagated into the water surface of the wetland the superiors by vibrations face steel plate.
2. according to claim 1 a kind of artificial swamp is dredged block apparatus by ultrasonic wave, it is characterized in that, the frequency of ultrasonic transducer is greater than 20KHz.
3. an artificial swamp as claimed in claim 1 is dredged block apparatus in the application solving in Wetland clogging by ultrasonic wave.
4. application according to claim 3, is characterized in that, 20～40 DEG C of the temperature ranges of described application.
5. application according to claim 3, is characterized in that, first ultrasonic wave is dredged to block apparatus and is placed on the wetland surface that obstruction occurs, and then makes wetland move until full water is soaked on surface, and the water surface contacts with the vibrations face steel plate that ultrasonic wave is dredged block apparatus; Opening power, carries out ultrasonic cleaning, finishes afterwards original water quick drain in wetland etc. ultrasonic cleaning, and cleans more than twice with tap water.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410131261.7A CN103896404B (en) | 2014-04-02 | 2014-04-02 | A kind of artificial swamp ultrasonic wave dredges block apparatus and application |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410131261.7A CN103896404B (en) | 2014-04-02 | 2014-04-02 | A kind of artificial swamp ultrasonic wave dredges block apparatus and application |
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| CN103896404A true CN103896404A (en) | 2014-07-02 |
| CN103896404B CN103896404B (en) | 2016-03-16 |
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| CN201410131261.7A Expired - Fee Related CN103896404B (en) | 2014-04-02 | 2014-04-02 | A kind of artificial swamp ultrasonic wave dredges block apparatus and application |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108862593A (en) * | 2017-12-13 | 2018-11-23 | 中山市和智电子科技有限公司 | A kind of artificial marsh sewage treatment system with choke preventing function |
| CN108862594A (en) * | 2017-12-13 | 2018-11-23 | 中山市和智电子科技有限公司 | It is a kind of vibration and constant temperature artificial marsh sewage treatment system |
| CN108862597A (en) * | 2017-12-13 | 2018-11-23 | 中山市和智电子科技有限公司 | A kind of heated constant temperature formula artificial marsh sewage treatment system |
| CN117209077A (en) * | 2023-09-25 | 2023-12-12 | 中国地质调查局昆明自然资源综合调查中心 | Treatment device and treatment method for ecological restoration of homeland space |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1923728A (en) * | 2006-09-07 | 2007-03-07 | 李怀正 | Method of restoring under-current artificial wetland water-percolating capacity by soil animal |
| CN101574027A (en) * | 2009-06-11 | 2009-11-11 | 绍兴文理学院 | Ultrasonic scarifier and scarifying method |
| CN203820548U (en) * | 2014-04-02 | 2014-09-10 | 河海大学 | Ultrasonic dredging device for artificial wetland |
-
2014
- 2014-04-02 CN CN201410131261.7A patent/CN103896404B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1923728A (en) * | 2006-09-07 | 2007-03-07 | 李怀正 | Method of restoring under-current artificial wetland water-percolating capacity by soil animal |
| CN101574027A (en) * | 2009-06-11 | 2009-11-11 | 绍兴文理学院 | Ultrasonic scarifier and scarifying method |
| CN203820548U (en) * | 2014-04-02 | 2014-09-10 | 河海大学 | Ultrasonic dredging device for artificial wetland |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108862593A (en) * | 2017-12-13 | 2018-11-23 | 中山市和智电子科技有限公司 | A kind of artificial marsh sewage treatment system with choke preventing function |
| CN108862594A (en) * | 2017-12-13 | 2018-11-23 | 中山市和智电子科技有限公司 | It is a kind of vibration and constant temperature artificial marsh sewage treatment system |
| CN108862597A (en) * | 2017-12-13 | 2018-11-23 | 中山市和智电子科技有限公司 | A kind of heated constant temperature formula artificial marsh sewage treatment system |
| CN117209077A (en) * | 2023-09-25 | 2023-12-12 | 中国地质调查局昆明自然资源综合调查中心 | Treatment device and treatment method for ecological restoration of homeland space |
| CN117209077B (en) * | 2023-09-25 | 2024-07-19 | 中国地质调查局昆明自然资源综合调查中心 | Treatment device and treatment method for ecological restoration of homeland space |
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| CN103896404B (en) | 2016-03-16 |
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