CN107160731B - A kind of pressafiner - Google Patents

A kind of pressafiner Download PDF

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Publication number
CN107160731B
CN107160731B CN201710569207.4A CN201710569207A CN107160731B CN 107160731 B CN107160731 B CN 107160731B CN 201710569207 A CN201710569207 A CN 201710569207A CN 107160731 B CN107160731 B CN 107160731B
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CN
China
Prior art keywords
grid slag
helical element
filtering device
grid
header tank
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.)
Active
Application number
CN201710569207.4A
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Chinese (zh)
Other versions
CN107160731A (en
Inventor
李宗峰
陈斌
余必辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Water Affairs Co Ltd
LANSHEN GROUP Co Ltd
Original Assignee
Nanjing Water Affairs Co Ltd
LANSHEN GROUP Co Ltd
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.)
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Publication date
Application filed by Nanjing Water Affairs Co Ltd, LANSHEN GROUP Co Ltd filed Critical Nanjing Water Affairs Co Ltd
Priority to CN201710569207.4A priority Critical patent/CN107160731B/en
Publication of CN107160731A publication Critical patent/CN107160731A/en
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Publication of CN107160731B publication Critical patent/CN107160731B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B9/00Presses specially adapted for particular purposes
    • B30B9/02Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/12Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
    • B30B9/14Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing operating with only one screw or worm
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B9/00Presses specially adapted for particular purposes
    • B30B9/02Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/26Permeable casings or strainers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B9/00Presses specially adapted for particular purposes
    • B30B9/02Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/26Permeable casings or strainers
    • B30B9/262Permeable casings or strainers means disposed in the casing facilitating the squeezing-out of liquid

Abstract

The invention discloses a kind of pressafiners, including driving device, helical element, header tank and squeezing pipe, the driving device drives the helical element rotation, the squeezing pipe is connected to the stream outlet of the helical element, the header tank is located at the helical element lower end, a feeding and filtering device is connected in the feed inlet of the helical element, the useful discharge filtering device for collecting draining is set in the feeding and filtering device and collects the grid slag filter of deslagging, the drain outlet of the discharge filtering device is connect through a drainpipe with the header tank;The deslagging outlet of the deslagging filter device is connected to the tail end of the helical element through a grid slag pipe.Feed inlet uses feeding and filtering device, the larger material of sewage and part or grid slag can effectively be shunted, delivery pipe bottom screen is avoided because dirt is excessive or excessively cause to block, is conducive to drain, enhances squeezer to the extrusion dehydration ability of material or grid slag.

Description

A kind of pressafiner
Technical field
The invention belongs to sewage treatment fields, and in particular to the improvement of height draining pressafiner.
Background technique
Height draining pressafiner is to realize conveying in waste water processes and squeeze integration apparatus, grid sewage-removing machine fishing The volume reduction after conveying and compacting of grid slag out is conducive to outward transport processing, and cleaning is kept during outward transport.Existing skill In art, the course of work of height draining pressafiner is to be sent into aqueous more tiny grid interceptor from squeezing machine inlet Into the delivery pipe equipped with helical blade, it is transported to tail portion, is transported outward after extrusion dehydration from squeezing pipe discharge.
In real work, common high draining pressafiner, which has the following disadvantages, causes practical performance poor, due to grid It pulls the grid interceptor come out, falls directly into squeezer material receiving port, some grid interceptor volumes are excessive excessive, mutual into strips Winding etc., be easy to cause the delivery pipe bottom screen eyelet in squeezer to block, and causes draining difficult, influences conveying squeezing effect Fruit.
Summary of the invention
The present invention is in view of the above problems, provide a kind of screw press that can effectively drain and extrusion dehydration effect is good Machine.
To solve the above problems, the technical solution adopted by the present invention is that:
A kind of pressafiner, including driving device, helical element, header tank and squeezing pipe, the driving device are driven The helical element rotation is moved, the squeezing pipe is connected to the stream outlet of the helical element, and the header tank is located at described Helical element lower end a, it is characterised in that: feeding and filtering device is connected in the feed inlet of the helical element, in the charging It filters the useful discharge filtering device for collecting draining of setting in device and collects the grid slag filter of deslagging, the trap drainage dress The drain outlet set is connect through a drainpipe with the header tank;The deslagging of the deslagging filter device is exported through a grid slag Guan Lian Connect the tail end in the helical element.
The discharge filtering device includes trap drainage net and the water fender positioned at trap drainage side off the net, the drainpipe It is connected to the water fender outlet.
The trap drainage net is in tilted layout, and inclined angle is 45 °~70 °;The water fender is also in tilted layout, water blocking The inclined direction of the inclined direction of plate and the trap drainage net is on the contrary, the tilt angle of the water fender is 10 °~20 °.
The deslagging filter device is grid slag filter screen, and the inclined direction of the grid slag filter screen inclines with the trap drainage net Tilted direction is identical, and the tilt angle of the grid slag filter screen is 45 °~60.
The helical element includes shell and the shaft that shell is arranged in, and helical blade, institute are provided in the shaft Driving device is stated to connect with the shaft.
A kind of filtering type height of the present invention drains pressafiner, and the helical blade inside delivery pipe is to have axis spiral, outer rim Spiral bristle is installed, one section of tail portion helical blade does not have bristle, this section is press section, and the helical blade outer diameter of press section is wanted Helical blade slightly larger than front end with bristle;Feeding and filtering device is installed in feed end, feeding and filtering device upper end is to drain Strainer is connect by pipeline with header tank;Lower end is grid slag filter screen, is connected by pipeline with delivery pipe tail end press section; When the grid interceptor containing large quantity of moisture enters filter device, in trap drainage wet end position, part water and material or grid Slag separation, the water after separation flow directly into header tank by pipeline;Remaining grid interceptor falls into grid slag filter screen, partially compared with Big material or grid slag separates herein, is directly entered press section by pipeline and carries out extrusion dehydration, using squeezing pipe row Out;The lesser material in part or grid slag fall into delivery pipe, and driving device drives the helical blade rotation in delivery pipe, by material Or grid slag is delivered to press section extrusion dehydration, through squeezing pipe discharge.
The utility model has the advantages that compared with prior art, the present invention has the following obvious advantages:
1, feed inlet uses feeding and filtering device, can effectively shunt sewage, reduce the discharge pressure of delivery pipe strainer, Conveying grid slag ability is enhanced, squeezer extrusion dehydration is conducive to;
2, using feeding and filtering device, the larger material in part or grid slag can be efficiently separated, conveying bottom of the tube is avoided Strainer is excessive because of dirt or excessively causes to block, and is conducive to drain, enhances extruding of the squeezer to material or grid slag Water separation capability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that a kind of filtering type height of the invention drains pressafiner;
Fig. 2 is the structural schematic diagram of feeding and filtering device of the invention;
Wherein:
1, driving device;2, delivery pipe;3, helical element;4, feeding and filtering device;5, squeezing pipe;6, header tank;41, grid Slag filter screen;42, trap drainage net;43, water fender;44, drainpipe;45, grid slag pipe.
Specific embodiment
With reference to the accompanying drawing, technical solution of the present invention is described in detail:
A kind of filtering type height draining pressafiner of the present invention is mainly driven in delivery pipe 2 by driving device 1 Helical element 3 carries out prepressing to grid interceptor.Delivery pipe 2 is mounted on 6 top of header tank.2 lower half circular portion of delivery pipe is Aperture is less than the filter opening plate of grid interceptor;Delivery pipe 2 installs feeding and filtering device 4 above;On inside the feeding and filtering device 4 Angled (45 ° to 70 °) installations trap drainage net 42 is held, 42 aperture of trap drainage net accounts for the 2/3 of entire cross section, according to Practical adjustment;The aperture of trap drainage net is less than grid slag, as the filter opening size in delivery pipe.Below trap drainage net 42 For the water fender 43 of inclination installation (10 ° to 20 °), in the lowest part aperture that water fender 43 is contacted with 4 wooden partition of feeding and filtering device, Run in water pipe 44, is passed directly into header tank 6;Grid slag filter screen 41 is installed every a distance (50 ~ 200mm) in 43 lower end of water fender, Angled (45 ° ~ 60 °) installations, the aperture of grid slag filter screen is greater than part grid slag outer diameter, according to the grid slag that actually will appear Size considers, it can by most of grid slag, and big grid slag will not pass through.In grid slag filter screen 41 and feeding and filtering device 4 The lowest part aperture of wooden partition contact, connects grid slag pipe 45, connect with 2 tail end of delivery pipe;Squeezing pipe 5 is connect with delivery pipe 2.
A kind of filtering type height draining pressafiner of the present invention is in various, the corollary equipment of fine fack, mainly Grid interceptor is washed, squeezed, is dehydrated, realizes the minimizing of grid slag, is convenient for subsequent transportation and processing.Such as Fig. 1 and Fig. 2 institute Show, grid interceptor initially enters feeding and filtering device 4, and partial grid interceptor isolates grid slag and water in trap drainage net 42 Point, the moisture after separation is blocked by water fender 43 into drainpipe 44, flows into header tank 6;Another part grid interceptor and The grid slag isolated, continues to fall, and falls into grid slag filter screen 41, and since grid slag filter screen 41 is inclination installation, grid slag is downward When movement, the grid slag of partial volume hyperfiltration mesh diameter does not pass through strainer, and enters grid slag pipe 45, reaches 2 tail of delivery pipe End carries out prepressing.And partial volume be less than 41 aperture of filter screen of grid slag filter screen grid slag then with moisture together, fall into delivery pipe 2 It is interior, driving device 1 drive helical element 3 act under, in delivery pipe 2 carry out prepressing remove large quantity of moisture, moisture by The filter opening of 2 lower half circle of delivery pipe discharges into header tank 6.Grid slag after prepressing enters squeezing pipe 5, in uphill process, through gravity Under the double action of tube wall frictional force, it is dehydrated and is discharged by twice pressing, and filter opening of the moisture through 2 lower half circle of delivery pipe of abjection Header tank 6 is discharged into, then is discharged by the drainage hole of 6 bottom of header tank.

Claims (5)

1. a kind of pressafiner, including driving device, helical element, header tank and squeezing pipe, the driving device driving The helical element rotation, the squeezing pipe are connected to the stream outlet of the helical element, and the header tank is located at the spiral shell Revolve lower, it is characterised in that: a feeding and filtering device is connected in the feed inlet of the helical element, in the fed filtration It is provided with the discharge filtering device for collecting draining in device and collects the grid slag filter of deslagging, the trap drainage dress The drain outlet set is connect through a drainpipe with the header tank;The deslagging of the grid slag filter is exported through a grid slag Guan Lian Connect the tail end in the helical element;The aperture of discharge filtering device is less than grid slag, and the aperture of grid slag filter is greater than part Grid slag outer diameter.
2. pressafiner according to claim 1, it is characterised in that: the discharge filtering device includes trap drainage net And the water fender positioned at trap drainage side off the net, the drainpipe are connected to the water fender outlet.
3. pressafiner according to claim 2, it is characterised in that: the trap drainage net is in tilted layout, inclined Angle is 45 °~70 °;The water fender is also in tilted layout, the inclination side of the inclined direction of water fender and the trap drainage net To on the contrary, the tilt angle of the water fender is 10 °~20 °.
4. pressafiner according to claim 3, it is characterised in that: the grid slag filter is grid slag filter screen, The inclined direction of the grid slag filter screen is identical as the trap drainage net inclined direction, and the tilt angle of the grid slag filter screen is 45 °~60 °.
5. pressafiner according to claim 1 to 4, it is characterised in that: the helical element includes shell and sets The shaft in shell is set, helical blade is provided in the shaft, the driving device is connect with the shaft.
CN201710569207.4A 2017-07-12 2017-07-12 A kind of pressafiner Active CN107160731B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710569207.4A CN107160731B (en) 2017-07-12 2017-07-12 A kind of pressafiner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710569207.4A CN107160731B (en) 2017-07-12 2017-07-12 A kind of pressafiner

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CN107160731A CN107160731A (en) 2017-09-15
CN107160731B true CN107160731B (en) 2019-05-31

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110368725A (en) * 2019-08-13 2019-10-25 彭素荣 A kind of sewage treatment preamble solid filter device
CN110526541A (en) * 2019-08-26 2019-12-03 南京爱斯利尔环保设备工程有限公司 A kind of pressafiner
CN113103646B (en) * 2021-04-30 2022-12-13 河南应用技术职业学院 Chinese herbal medicine active ingredient extraction element

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06292997A (en) * 1993-04-09 1994-10-21 Hitachi Zosen Corp Screw type dehydrater
CN102358057A (en) * 2011-11-04 2012-02-22 天津百利阳光环保设备有限公司 Pressofiner
CN203922961U (en) * 2014-05-14 2014-11-05 北京泰昌科睿环保科技有限公司 A kind of expeller
CN106014307A (en) * 2016-07-28 2016-10-12 成都高普石油工程技术有限公司 Method for removing solid-phase particles in drilling fluid
CN106273620A (en) * 2015-05-15 2017-01-04 苏州欧复能新材料科技有限公司 Plastic sheeting particle dehydration squeezer
CN206124280U (en) * 2016-08-31 2017-04-26 北京科林之星环保技术有限公司 Screw press
CN206122120U (en) * 2016-08-30 2017-04-26 浙江三联环保科技股份有限公司 Large granule impurity subsides filter

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06292997A (en) * 1993-04-09 1994-10-21 Hitachi Zosen Corp Screw type dehydrater
CN102358057A (en) * 2011-11-04 2012-02-22 天津百利阳光环保设备有限公司 Pressofiner
CN203922961U (en) * 2014-05-14 2014-11-05 北京泰昌科睿环保科技有限公司 A kind of expeller
CN106273620A (en) * 2015-05-15 2017-01-04 苏州欧复能新材料科技有限公司 Plastic sheeting particle dehydration squeezer
CN106014307A (en) * 2016-07-28 2016-10-12 成都高普石油工程技术有限公司 Method for removing solid-phase particles in drilling fluid
CN206122120U (en) * 2016-08-30 2017-04-26 浙江三联环保科技股份有限公司 Large granule impurity subsides filter
CN206124280U (en) * 2016-08-31 2017-04-26 北京科林之星环保技术有限公司 Screw press

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Inventor after: Li Zongfeng

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