CN2858031Y - Double-filter automatic back flushing seawater suspend particle removal device - Google Patents

Double-filter automatic back flushing seawater suspend particle removal device Download PDF

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Publication number
CN2858031Y
CN2858031Y CN 200520094743 CN200520094743U CN2858031Y CN 2858031 Y CN2858031 Y CN 2858031Y CN 200520094743 CN200520094743 CN 200520094743 CN 200520094743 U CN200520094743 U CN 200520094743U CN 2858031 Y CN2858031 Y CN 2858031Y
Authority
CN
China
Prior art keywords
lauter tub
removal device
back flushing
suspended particulate
particulate substance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 200520094743
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Chinese (zh)
Inventor
刘鹰
王朝夕
杨红生
张涛
刘保忠
周毅
刘石林
张福绥
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Institute of Oceanology of CAS
Original Assignee
Institute of Oceanology of CAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Institute of Oceanology of CAS filed Critical Institute of Oceanology of CAS
Priority to CN 200520094743 priority Critical patent/CN2858031Y/en
Application granted granted Critical
Publication of CN2858031Y publication Critical patent/CN2858031Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to wastewater treatment field of mariculture, specifically relates to a double-filter automatic back flushing seawater suspend particle removal device which is provided with: filter cylinders with two shell screen meshes of an inner one and an outer one, and the filter cylinders are connected to a motor by a rotary shaft and have back flushing device, which is comprised by back flushing pipe and back flushing nozzle installed on the back flushing pipe, above them. The filter cylinder has back flushing water gathering grooves which respectively connect to discharge pipes. The present utility model can conquer the disadvantages of the present suspend particle removal device used in production of easy corrosion and high energy consumption, and that the screen net is easily blocked, and so on, therefore, it adapts to be used in the device for the waste water solid-liquid separation. The device is used for water processing project, is specifically adapted for solid-liquid separation for waste water produced by fish, shrimp industrial plant.

Description

Double filtration is from recoiling seawater suspended particulate substance removal device
Affiliated technical field
The utility model relates to the water treatment field of sea-farming, is specially a kind of double filtration from recoiling seawater suspended particulate substance removal device.
Background technology
Physics or mechanical filter are one of common methods of removing suspension in the water, are that aquaculture system is used for the main means that solid-liquid separates.In fish, shrimp industrialized aquiculture are produced, usually adopt make a return journey particle suspensions in dewatering of suspended particulate substance removal device, the suspended particulate substance removal device that often uses in producing is at present generally made by materials such as cast iron, stainless steels, or adopts mesh bag, filter screen to form; Use aborning, especially in seawater fish, shrimp aquaculture are produced, use, not seawater corrosion resistance, be easy to generate corrosion, thereby influence the normal use of machine, the material chip of corrosion also easily falls into to handle water and enter and cultures in the pond, and the normal growth that influences aquaculture organism is grown; In addition, because filter screen corrosion, particle suspensions is easy to stop up the mesh of suspended particulate substance removal device, perhaps less because of the hydraulic head that adopts the resistant material filter screen, the mesh of material is stopped up by the residual bait in the water body, ight soil and other particle easily, administrative staff must often clean, and labour intensity is big and influence filter efficiency.
The utility model content
In order to overcome existing suspended particulate substance removal device not seawater corrosion resistance, deficiency such as energy consumption is higher, mesh stops up easily, filter efficiency is low, the utility model provides a kind of double filtration from recoiling seawater suspended particulate substance removal device, this suspended particulate substance removal device can use in seawater for a long time, and has advantage of low energy consumption.
The scheme that its technical problem that solves the utility model adopts is:
A kind of double filtration is from recoiling seawater suspended particulate substance removal device, this device has the lauter tub of inside and outside two outer cover screen clothes, described lauter tub with link to each other with motor by rotating shaft, its top is equipped with back purge system, described back purge system is made of backwash tube and the backwash nozzle that is installed on the backwash tube, lauter tub and respectively in establish the backwashing water collection raceway groove that links to each other with drainpipe.
Described lauter tub and common center axle, central shaft links to each other with reducing motor.
Described be positioned at inboard lauter tub mesh size (aperture be 0.258~0.208mm) greater than the lauter tub mesh size that is positioned at the outside (aperture is 0.208~0.100mm).
Described backwashing water is collected raceway groove and is located at the first half of lauter tub inside respectively.
Described lauter tub is circular lauter tub; Described screen cloth is nylon or nickel screen; The ABS resin material that described circular lauter tub main material is a seawater corrosion resistance, ABS resin: it is the graft copolymer that is formed by acrylonitrile, butadiene, three kinds of monomer polymerizations of styrene, get first letter of the English name of this monomer: acrylonitrile (Acrylonitrile), butadiene (Butadiene), styrene (Styrene), just formed this title of ABS resin.
The beneficial effects of the utility model are:
1. the utility model is made of 2 circular lauter tubs and incidental back purge system, corrosion resistant nickel screen of lauter tub outer cover or high strength nickel screen, slowspeed machine is by rotating shaft, driving lauter tub rotates along circumference, establish backwash tube and backwash nozzle directly over the lauter tub, establish backwashing water in the lauter tub and collect raceway groove, main material is ABS resin, because lauter tub rotates, local blocked screen cloth face, back purge system through top direction inject high pressure water, the particle that is bonded on the screen cloth is dashed from screen cloth diffluence downstream, the mesh size of interior lauter tub is greater than the size of outer lauter tub, can overcome the easy corrosion of suspended particulate substance removal device that present production is used, energy consumption is higher, deficiencies such as the easy obstruction of screen cloth, be applicable to that engineering of water treatment carries out the equipment of solid and fluid separation applications to waste water, specifically is applicable to fish, the Separation of Solid and Liquid of shrimp wastewater of industrial cultivation.
2. the utility model is because material is the ABS resin material, and is in light weight, only needs a less motor just can drive its rotation, compares the equipment that cast iron, stainless steel material are made, and can save energy consumption and seawater corrosion resistance.
Description of drawings
Fig. 1 is the vertical section structure figure of the utility model double filtration from the seawater suspended particulate substance removal device that recoils.
Fig. 2 is the left view of Fig. 1.
Among the figure, 1 water inlet pipe; 2 outlet pipes; 3 motors; 4 motor bearings; 5 water storage boxes; 6 backwashing waters are collected raceway groove; 7 backwash nozzles; 8 backwash tubes; 9 backwashing waters are collected raceway groove; 10 blowoff valves; 11 backwash water inlet pipes ( 25~ 32mm); 12 drainpipes; 13 lauter tubs; 14 lauter tubs.
The specific embodiment
Shown in Fig. 1~2, the circular lauter tub 13 and 14 of the utility model outer cover screen cloth places in the water storage box 5, water storage box 5 communicates with water inlet pipe 1, described circular lauter tub 13 links to each other with slowspeed machine 3 (rotating speed is: per minute 7~10 changes) by rotating shaft with 14, slowspeed machine 3 is supported by motor bearing 4, back purge system is installed in lauter tub 13 and 14 tops respectively, described back purge system is made of backwash tube 8 and the backwash nozzle 7 that is installed on the backwash tube 8, backwash nozzle 7 is the cylinder of hollow, length is 10mm, endoporus is 0.3~1mm, circular lauter tub 13 is established the backwashing water collection raceway groove 6 and 9 that links to each other with drainpipe 12 with 14 in respectively, backwashing water is collected raceway groove 6 and 9 and is located at circular lauter tub 13 and circular lauter tub 14 inner the first half respectively, keep wastewater level low as to be enough to make backwashing water collection raceway groove 6 and 9 to bump less than water, backwashing water collection raceway groove 6 and 9 compiles recoil water and flows to drainpipe 12, the water that filters mesh is pooled in the water storage box 5, discharge by outlet pipe 2 again, blowoff valve 10 is established at 5 ends of water storage box, can regularly remove contamination; Suspended particulate substance removal device screen cloth is selected nickel screen for use, rotary screen skeleton, bearing, pipeline and joint, protective cover, water storage box etc. are made (ABS is made of three kinds of chemical monomers of poly-propionitrile-BS) by ABS, screw is a stainless steel material, can bear seawater corrosion effectively, prevent corrosion, because material is the ABS material, in light weight, only need less motor just can drive its rotation, compare the equipment that cast iron, stainless steel material are made, can save energy consumption.
When normal the use, aquaculture wastewater flows into vertically from the water inlet pipe 1 of circular lauter tub 13 1 ends, radially filter the mesh of screen cloth, slowspeed machine 3 drives circular lauter tub 13 by rotating shaft and circular lauter tub 14 rotates along the axle center, twice filtration through lauter tub 13 and 14, suspended particulate substance and water less than mesh radially flow into water storage box 5 by screen cloth, discharge by outlet pipe 2; Suspended particulate substance greater than mesh is dammed by screen cloth, be attached on the screen cloth inner surface, rotate to the top with lauter tub, local blocked screen cloth face, (pressure is 0.10~0.15MPa) back purge system to spray the water of tool certain pressure through the top direction, clear water enters backwash tube 8 from backwash water inlet pipe 11, water under high pressure in the backwash tube 8 penetrates by backwash nozzle 7, the particle that is attached on the screen cloth inner surface is washed out, falling into backwashing water collects in the raceway groove 6 and 9, outside drainpipe 12 discharge systems, and so forth, finish whole filter process.Aborning, need regularly open blowoff valve 10, the sewage behind the cleaning water tank is discharged.

Claims (6)

1, a kind of double filtration is from recoiling seawater suspended particulate substance removal device, it is characterized in that: this device has lauter tub (13) and (14) of inside and outside two outer cover screen clothes, described lauter tub (13) links to each other with motor (3) by rotating shaft with (14), its top is equipped with back purge system, described back purge system is made of backwash tube (8) and the backwash nozzle (7) that is installed on the backwash tube (8), and the backwashing water collection raceway groove (6) and (9) that links to each other with drainpipe (12) is established in respectively in lauter tub (13) and (14).
2, double filtration according to claim 1 is from recoiling seawater suspended particulate substance removal device, and it is characterized in that: lauter tub (13) and (14) common center axle, central shaft links to each other with reducing motor (3).
3, double filtration according to claim 1 is characterized in that from recoiling seawater suspended particulate substance removal device: be positioned at inboard lauter tub mesh size greater than the lauter tub mesh size that is positioned at the outside.
4, double filtration according to claim 1 is characterized in that from recoiling seawater suspended particulate substance removal device: backwashing water is collected raceway groove (6) and (9) and is located at lauter tub (13) and (14) inner the first half respectively.
5, double filtration according to claim 1 is from recoiling seawater suspended particulate substance removal device, and it is characterized in that: lauter tub is circular lauter tub.
6, double filtration according to claim 1 is from recoiling seawater suspended particulate substance removal device, and it is characterized in that: described lauter tub material is an ABS resin, and screen material is nylon or nickel screen.
CN 200520094743 2005-12-14 2005-12-14 Double-filter automatic back flushing seawater suspend particle removal device Expired - Fee Related CN2858031Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520094743 CN2858031Y (en) 2005-12-14 2005-12-14 Double-filter automatic back flushing seawater suspend particle removal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200520094743 CN2858031Y (en) 2005-12-14 2005-12-14 Double-filter automatic back flushing seawater suspend particle removal device

Publications (1)

Publication Number Publication Date
CN2858031Y true CN2858031Y (en) 2007-01-17

Family

ID=37610890

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200520094743 Expired - Fee Related CN2858031Y (en) 2005-12-14 2005-12-14 Double-filter automatic back flushing seawater suspend particle removal device

Country Status (1)

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CN (1) CN2858031Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106731192A (en) * 2017-02-20 2017-05-31 侯如升 A kind of filter plant of paper machine
CN107096278A (en) * 2017-06-20 2017-08-29 石河子大学 A kind of horizontal twin-roll backwash filter
CN111093796A (en) * 2017-09-13 2020-05-01 株式会社分离 Filter device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106731192A (en) * 2017-02-20 2017-05-31 侯如升 A kind of filter plant of paper machine
CN107096278A (en) * 2017-06-20 2017-08-29 石河子大学 A kind of horizontal twin-roll backwash filter
CN111093796A (en) * 2017-09-13 2020-05-01 株式会社分离 Filter device
CN111093796B (en) * 2017-09-13 2021-12-24 株式会社分离 Filter device

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070117

Termination date: 20100114