CN106393774A - Adjustable efficient residue-liquid separation device - Google Patents

Adjustable efficient residue-liquid separation device Download PDF

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Publication number
CN106393774A
CN106393774A CN201611010876.XA CN201611010876A CN106393774A CN 106393774 A CN106393774 A CN 106393774A CN 201611010876 A CN201611010876 A CN 201611010876A CN 106393774 A CN106393774 A CN 106393774A
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CN
China
Prior art keywords
cylinder
separation device
residue
slag
adjustable high
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.)
Pending
Application number
CN201611010876.XA
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Chinese (zh)
Inventor
杨朝虹
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201611010876.XA priority Critical patent/CN106393774A/en
Publication of CN106393774A publication Critical patent/CN106393774A/en
Pending legal-status Critical Current

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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
    • B30B9/26Permeable 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
    • B30B9/12Presses 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE
    • B09B3/00Destroying solid waste or transforming solid waste into something useful or harmless
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE
    • B09B2101/00Type of solid waste
    • B09B2101/02Gases or liquids enclosed in discarded articles, e.g. aerosol cans or cooling systems of refrigerators

Abstract

The invention provides an adjustable efficient residue-liquid separation device and belongs to the technical field of sewage and pollutant disposal. The adjustable efficient residue-liquid separation device comprises a separation cylinder and a rotating shaft extending into the separation cylinder; a residue-liquid inlet, a residue discharging hole and a lift cover for shielding the residue discharging hole are formed in the separation cylinder; the residue-liquid inlet communicates with a sewage suction device; the rotating shaft is provided with a spiral squeezing blade and a motor; and the output end of the spiral squeezing blade corresponds to the residue discharging hole. The adjustable efficient residue-liquid separation device is pertinently and creatively designed according to functional elements necessarily possessed by a powerful sewage suction residue-liquid separation truck, and different separation methods are adopted for different residue-liquid mixing kinds and states, so that an efficient, rapid and thorough residue-liquid separation effect is achieved. Only after the device is assembled in a powerful sewage suction truck, various functional elements of the powerful sewage suction truck can be sufficiently shown.

Description

Adjustable high-efficiency dregs and liquor separation device
Technical field
The present invention relates to sewage dirt processing technology field, in particular to adjustable high-efficiency dregs and liquor separation device.
Background technology
In industries such as sewage dirt process, papermaking, the slag such as paper scrap is separated with liquid, is the key during sewage dirt is processed Step.Typically by the way of artificial, carry out slag-liquid separation, this necessarily leads to work efficiency low.
At present, there has also been some slag-liquid separation equipment on the market.But, existing correlation separation equipment is to utilize mostly The method of filter carries out slag-liquid separation, and this equipment generally there are inconvenient operation, ineffective problem.Importantly, In prior art, it is typically based on different slags and the concentration of slag liquid, need to be from different slag-liquid separation equipment, the scope of application Narrower, practicality is not strong.
Content of the invention
It is an object of the invention to provide a kind of structure is simple, the adjustable high-efficiency dregs and liquor separation device of efficient work, with Improve the problems referred to above.
Embodiments of the invention are realized in:
A kind of adjustable high-efficiency dregs and liquor separation device, it includes cylinder and stretches into the rotating shaft of cylinder, and cylinder sets It is equipped with slag liquid import, slag-drip opening and the flip for blocking slag-drip opening, slag liquid inlet communication has sewage suction device, and rotating shaft is located at and divides Position in cylinder is provided with screw press blade, and the position outside cylinder is connected with motor, screw press blade defeated Go out end corresponding with slag-drip opening.
Further, in preferred embodiments of the present invention, cylinder includes the outer tube of cylinder and the inner core of truncated cone-shaped, Inner core includes the stub end near slag liquid import and the little head end near slag-drip opening, the pitch of screw press blade from stub end to Little head end is gradually reduced.
Further, in preferred embodiments of the present invention, inner core bends coiling and molding, metal mistake by a metal filter screen The filtering holes of multiple strips are provided with filter screen.
Further, in preferred embodiments of the present invention, the length direction of multiple filtering holes is both with respect to metal filtration The inclined of net.
Further, in preferred embodiments of the present invention, the length direction of multiple filtering holes and the footpath of metal filter screen It it is 30 ° -60 ° to the angle in direction.
Further, in preferred embodiments of the present invention, in rotating shaft, it is provided with cleaning water cavity, cleaning water cavity is communicated with water Pump, water pump is communicated with cleaning water source, and rotating shaft is provided with multiple apopores, and multiple apopores are along the length direction of rotating shaft and circumference Direction interval setting.
Further, in preferred embodiments of the present invention, cylinder is provided with the hydraulic pressure for driving flip opening and closing Bar, hydraulic stem is communicated with hydraulic pump, and hydraulic pump is communicated with hydraulic power source.
Further, in preferred embodiments of the present invention, sewage suction device includes vacuum pump, and vacuum pump passes through pipeline and divides From cylinder connection.
Further, in preferred embodiments of the present invention, pipeline is plastics expansion flexible pipe.
Further, in preferred embodiments of the present invention, slag liquid entrance is provided with the dredging cylinder connecting with cylinder, Plastics expansion flexible pipe is connected with dredging cylinder.
The beneficial effect of the embodiment of the present invention is:
This adjustable high-efficiency dregs and liquor separation device adopts the structure of cylinder built-in screw press blade, and structure is simple, behaviour Facilitate, can quickly squeeze the solid slag in sewage dirt, and discharge remaining liquid, thus realizing effectively dividing of slag liquid From making up the defect of prior art.
Adjustable high-efficiency dregs and liquor separation device of the present invention is applied to every profession and trade needs the field of slag-liquid separation PROCESS FOR TREATMENT, especially It is applied to the slag liquid mixture compositions such as sewage dirt process, the industry of concentration complexity.The present invention can be according to different material and liquid Melting concn, by the adjustment of dregs and liquor separation device rotating speed, meet the demand of slag-liquid separation, be to separate in any one both at home and abroad Equipment is incomparable.The present invention is simple to operate, efficiency high, energy basis carry out slag-liquid separation to the slag liquid of variable concentrations.
Meanwhile, the present invention adopt buncher provide power, user can according to the concentration of different slags and slag liquid, Different rotating speeds are set, thus meeting the separation requirement of different slag liquid, applied widely, practicality is very strong.
Brief description
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be attached to use required in embodiment Figure is briefly described it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, and it is right to be therefore not construed as The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this A little accompanying drawings obtain other related accompanying drawings.
The structural representation of the adjustable high-efficiency dregs and liquor separation device that Fig. 1 provides for first embodiment of the invention;
The structural representation of the inner core that Fig. 2 provides for first embodiment of the invention;
The structural representation of the metal filter screen that Fig. 3 provides for first embodiment of the invention;
The structural representation of the metal filter screen that Fig. 4 provides for second embodiment of the invention.
Reference collects:
Cylinder 100;Outer tube 110;Slag liquid import 111;Slag-drip opening 112;Inner core 120;Metal filter screen 121;Filtering holes 122;Rotating shaft 200;Screw press blade 300;Bearing block 400;Flip 500;Hydraulic stem 600.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described it is clear that described embodiment is The a part of embodiment of the present invention, rather than whole embodiments.The present invention generally described and illustrated in accompanying drawing herein is implemented The assembly of example can be arranged with various different configurations and design.
Therefore, below the detailed description of the embodiments of the invention providing in the accompanying drawings is not intended to limit claimed The scope of the present invention, but be merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, this area is common The every other embodiment that technical staff is obtained under the premise of not making creative work, broadly falls into the model of present invention protection Enclose.
It should be noted that:Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then do not need it to be defined further and explains in subsequent accompanying drawing.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ", The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, or should Orientation or position relationship that invention product is usually put when using, are for only for ease of the description present invention and simplify description, and not It is instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore not It is understood that as limitation of the present invention.Additionally, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and can not manage Solve as indicating or implying relative importance.
Additionally, the term such as term " level ", " vertical " is not offered as requiring part abswolute level or pendency, but can be slightly Low dip.As " level " only refers to for its direction relatively " vertical " more level, it is not that this structure of expression must be complete Full level, but can be slightly tilted.
In describing the invention in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or one Body ground connects;Can be to be mechanically connected or electrically connect;Can be joined directly together it is also possible to by intermediary indirect It is connected, can be the connection of two element internals.For the ordinary skill in the art, can be with concrete condition understanding State term concrete meaning in the present invention.
First embodiment:
Refer to Fig. 1-3, this adjustable high-efficiency dregs and liquor separation device includes cylinder 100 and stretches into turning of cylinder 100 Axle 200, cylinder 100 is provided with slag liquid import 111, slag-drip opening 112 and the flip 500 for blocking slag-drip opening 112, slag Liquid import 111 is communicated with sewage suction device, and the position that rotating shaft 200 is located in cylinder 100 is provided with screw press blade 300, position Position outside cylinder 100 is connected with motor, and the outfan of screw press blade 300 is corresponding with slag-drip opening 112.
Wherein, slag liquid import 111 is arranged at one end of cylinder 100, and slag-drip opening 112 is arranged at the other end;Flip 500 is cut with scissors It is connected on cylinder 100;Sewage suction device is existing equipment, can directly commercially;It is provided with transparent on cylinder 100 Observation window so that user observe cylinder 100 within situation.
The operation principle of this adjustable high-efficiency dregs and liquor separation device and process are such:Sewage suction device passes through slag liquid first Sewage dirt is drawn in cylinder 100 for import 111;Then start motor, screw press blade 300 starts running and squeezes dirt Water dirt, wherein solid slag will be squeezed and be pushed to slag-drip opening 112, and the waste liquid squeezing out then is discharged from cylinder 100;Work as solid When slag runs up to a certain amount of, open flip 500, solid slag is discharged cylinder 100 under the promotion of screw press blade 300.
Further, in the present embodiment, cylinder 100 includes the outer tube 110 of cylinder and the inner core 120 of truncated cone-shaped, interior Cylinder 120 includes the stub end near slag liquid import 111 and the little head end near slag-drip opening 112, one end of stub end and outer tube 110 It is fixedly connected, little head end passes through the other end of outer tube 110 and is located at outside outer tube 110, and the pitch of screw press blade 300 is from big Head end is gradually reduced to little head end.
Further, inner core 120 bends coiling and molding, metal filter screen 121 by a similar fan-shaped metal filter screen 121 On be provided with the filtering holes 122 of multiple strips, so that high efficiency filter flows out the waste liquid of inner core 120.
In order to improve the filter effect of multiple filtering holes 122, in the present embodiment, multiple filtering holes 122 are both with respect to metal The inclined of drainage screen 121, when that is, metal filter screen 121 bending is wound into inner core 120, multiple filtering holes 122 are all enclosed Axis around inner core 120 is arranged in the shape of a spiral.
In order to further optimize the filter effect of multiple filtering holes 122, in the present embodiment, the length of multiple filtering holes 122 Degree direction is 30 ° -60 ° with the angle of the radial direction of metal filter screen 121.
In the present embodiment, the output shaft of motor is provided with drive sprocket, rotating shaft 200 is located at the position outside cylinder 100 It is provided with driven sprocket, drive sprocket and driven sprocket are arranged with driving chain.
It is that it has nonelastic slip and skidding, reliable operation, efficiency high using chaindriven purpose, transmit work( Rate is big, the strong feature of overload capacity.
It should be noted that V belt translation or gear drive, V belt translation can also be adopted between above-mentioned motor and rotating shaft 200 Structure is simple, with low cost, easy to maintenance;Gear transmission structure is compact, and transmission is accurate, reliable operation.
In the present embodiment, the position that rotating shaft 200 is located at outside cylinder 100 is arranged with bearing, and cylinder 100 is provided with The bearing block 400 mating with bearing.
Wherein, bearing is thrust bearing and has two, and bearing block 400 is provided with cylinder installing hole, two thrust bearings It is respectively arranged at the two ends of cylinder installing hole;Thrust bearing and cylinder installing hole interference fit, to facilitate both installations;Bearing Seat 400 is removably connected to cylinder 100 one end near motor by bolt.
The purpose of setting bearing and bearing block 400 is to be converted into rotating shaft 200 with respect to the sliding friction of cylinder 100 Rolling friction, reducing frictional force between the two, thus slowing down both abrasions, extending both life-spans.
In the present embodiment, in rotating shaft 200, it is provided with cleaning water cavity, cleaning water cavity is communicated with water pump, and water pump is communicated with cleaning Water source, rotating shaft 200 is provided with multiple apopores, and multiple apopores are spaced and set along the length direction of rotating shaft 200 and circumferencial direction Put.
Wherein, cleaning water cavity is in cylinder;Cleaning water source is water tank;Cleaning water source and water pump and water pump and cleaning water cavity Between all connected by water pipe, water pipe stretches into cleaning water cavity from the end of rotating shaft 200;Cleaning water source enters under the promotion of water pump Cleaning water cavity, and High-Pressure Water is sprayed to cylinder 100 by apopore.
The purpose at setting cleaning water source is to clean inside cylinder 100, prevents solid particle from adhering in cylinder 100 It is ensured that the normal work of screw press blade 300 on wall.
In the present embodiment, cylinder 100 is provided with the hydraulic stem 600 for driving flip 500 opening and closing, hydraulic stem 600 It is communicated with hydraulic pump, hydraulic pump is communicated with hydraulic power source.
Wherein, hydraulic stem 600 one end is articulated with the middle part of the outer wall of cylinder 100, and the other end is hinged with connecting rod, connecting rod away from One end of hydraulic stem 600 is articulated with flip 500;Hydraulic pump is connected with controller, and controller is connected with hand switch;Hydraulic power source Hydraulic oil container for convenience of transport.
The purpose of setting hydraulic stem 600 is to allow user easily to open flip 500, realizes entirely adjustable The automatic operating of the efficient dregs and liquor separation device of formula.
In the present embodiment, sewage suction device includes vacuum pump, and vacuum pump is connected with cylinder 100 by pipeline.
From the purpose of vacuum pump, to be that it has simple and compact for structure, stable and reliable in work and install simply and easily Feature.
In the present embodiment, pipeline is plastics expansion flexible pipe.
Purpose from plastics expansion flexible pipe is the length that makes user can adjust pipeline, thus adapting to various complexity Working environment, improves the practicality of this adjustable high-efficiency dregs and liquor separation device.
In the present embodiment, at slag liquid import 111, be provided with the dredging cylinder connecting with cylinder 100, plastics expansion flexible pipe with Dredging cylinder connection.
Wherein, dredging cylinder is welded on cylinder 100;On the side wall of plastics expansion soft pipe connection and dredging cylinder;Dredging cylinder Top be provided with lid to be opened/closed, lid be rotationally connected with dredging cylinder on.
The purpose of setting dredging cylinder is to expand the space at slag liquid import 111, thus effectively preventing slag liquid blocking slag liquid Import 111 is it is ensured that slag liquid swimmingly enters cylinder 100.
This adjustable high-efficiency dregs and liquor separation device adopts the structure of the built-in screw press blade 300120 of cylinder 100, knot Structure is simple, easy to operate, can quickly squeeze the solid slag in sewage dirt, and discharge remaining liquid, thus realizing slag liquid Efficiently separate, make up the defect of prior art.
Second embodiment:
Refer to Fig. 4, the present embodiment provides a kind of adjustable high-efficiency dregs and liquor separation device, its unitary construction, operation principle Essentially identical with first embodiment with the technique effect obtaining, difference is setting of the filtering holes 122 of metal filter screen 121 Put mode.
In the present embodiment, the length direction of multiple filtering holes 122 is identical with the radial direction of metal filter screen 121, that is, work as metal When drainage screen 121 bending winding is in inner core 120, the axis phase of the linear type of multiple filtering holes 122 and length direction and inner core 120 With.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art For member, the present invention can have various modifications and variations.All any modifications within the spirit and principles in the present invention, made, Equivalent, improvement etc., should be included within the scope of the present invention.

Claims (10)

1. a kind of adjustable high-efficiency dregs and liquor separation device is it is characterised in that including cylinder and stretching into the rotating shaft of described cylinder, Slag liquid import, slag-drip opening and the flip for blocking slag-drip opening are provided with described cylinder, described slag liquid inlet communication has Sewage suction device, the position that described rotating shaft is located in described cylinder is provided with screw press blade, outside described cylinder Position is connected with motor, and the outfan of described screw press blade is corresponding with described slag-drip opening.
2. adjustable high-efficiency dregs and liquor separation device according to claim 1 is it is characterised in that described cylinder includes cylinder The outer tube of shape and the inner core of truncated cone-shaped, described inner core includes the stub end near slag liquid import and the little head end near slag-drip opening, The pitch of described screw press blade is gradually reduced to little head end from stub end.
3. adjustable high-efficiency dregs and liquor separation device according to claim 2 is it is characterised in that described inner core is by a metal mistake Filter screen bends coiling and molding, and described metal filtration is provided with the filtering holes of multiple strips on the net.
4. adjustable high-efficiency dregs and liquor separation device according to claim 3 is it is characterised in that the length of multiple described filtering holes Degree direction is both with respect to the inclined of described metal filter screen.
5. adjustable high-efficiency dregs and liquor separation device according to claim 4 is it is characterised in that the length of multiple described filtering holes Degree direction is 30 ° -60 ° with the angle of the radial direction of described metal filter screen.
6. adjustable high-efficiency dregs and liquor separation device according to claim 1 is it is characterised in that be provided with clear in described rotating shaft Wash water chamber, described cleaning water cavity is communicated with water pump, and described water pump is communicated with cleaning water source, and described rotating shaft is provided with multiple water outlets Hole, multiple apopores are along the length direction of described rotating shaft and circumferencial direction interval setting.
7. adjustable high-efficiency dregs and liquor separation device according to claim 1 is it is characterised in that be provided with described cylinder For driving the hydraulic stem of described flip opening and closing, described hydraulic stem is communicated with hydraulic pump, and described hydraulic pump is communicated with hydraulic power source.
8. adjustable high-efficiency dregs and liquor separation device according to claim 1 is it is characterised in that described sewage suction device includes very Empty pump, described vacuum pump is connected with described cylinder by pipeline.
9. adjustable high-efficiency dregs and liquor separation device according to claim 8 is it is characterised in that described pipeline is plastics expansion Flexible pipe.
10. adjustable high-efficiency dregs and liquor separation device according to claim 9 is it is characterised in that described slag liquid entrance sets It is equipped with the dredging cylinder connecting with described cylinder, described plastics expansion flexible pipe is connected with described dredging cylinder.
CN201611010876.XA 2016-11-17 2016-11-17 Adjustable efficient residue-liquid separation device Pending CN106393774A (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201611010876.XA CN106393774A (en) 2016-11-17 2016-11-17 Adjustable efficient residue-liquid separation device

Publications (1)

Publication Number Publication Date
CN106393774A true CN106393774A (en) 2017-02-15

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107901498A (en) * 2017-11-26 2018-04-13 刘子金 A kind of edible oil press apparatus for possessing filter mechanism
CN111569502A (en) * 2020-06-11 2020-08-25 广东省资源综合利用研究所 Spiral solid-liquid separation device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2224719Y (en) * 1995-03-03 1996-04-17 南通通德工程有限公司 Combined solid-liquid separator
CN101653669A (en) * 2009-06-30 2010-02-24 优顿(天津)精细化工有限公司 Continuous type solid-liquid separating device
WO2010106838A1 (en) * 2009-03-19 2010-09-23 株式会社石垣 Concentrator-integrated screw press
CN202315479U (en) * 2011-11-18 2012-07-11 江西稀有稀土金属钨业集团有限公司 Filter device
CN203264395U (en) * 2013-05-17 2013-11-06 泓晟塑胶科技(苏州)有限公司 Filter screen of vegetable and fruit juicer
CN104801088A (en) * 2015-04-08 2015-07-29 重庆市渝中区市政管理局环卫三所 Adjustable type efficient residue-liquid separation device
CN204839060U (en) * 2015-07-20 2015-12-09 黄夏玲 Novel fruit vegetables juice extractor
CN106110751A (en) * 2015-05-06 2016-11-16 (株)国际环境技术 It is equipped with oblique-roller sieve and 2 sections of dehydration-type solid-liquid separating machines of dual conical screen

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2224719Y (en) * 1995-03-03 1996-04-17 南通通德工程有限公司 Combined solid-liquid separator
WO2010106838A1 (en) * 2009-03-19 2010-09-23 株式会社石垣 Concentrator-integrated screw press
CN101653669A (en) * 2009-06-30 2010-02-24 优顿(天津)精细化工有限公司 Continuous type solid-liquid separating device
CN202315479U (en) * 2011-11-18 2012-07-11 江西稀有稀土金属钨业集团有限公司 Filter device
CN203264395U (en) * 2013-05-17 2013-11-06 泓晟塑胶科技(苏州)有限公司 Filter screen of vegetable and fruit juicer
CN104801088A (en) * 2015-04-08 2015-07-29 重庆市渝中区市政管理局环卫三所 Adjustable type efficient residue-liquid separation device
CN106110751A (en) * 2015-05-06 2016-11-16 (株)国际环境技术 It is equipped with oblique-roller sieve and 2 sections of dehydration-type solid-liquid separating machines of dual conical screen
CN204839060U (en) * 2015-07-20 2015-12-09 黄夏玲 Novel fruit vegetables juice extractor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107901498A (en) * 2017-11-26 2018-04-13 刘子金 A kind of edible oil press apparatus for possessing filter mechanism
CN111569502A (en) * 2020-06-11 2020-08-25 广东省资源综合利用研究所 Spiral solid-liquid separation device

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Application publication date: 20170215