CN105313362B - A kind of livestock and poultry do clear Night Soil Solid and Liquid Separation Equipment and method - Google Patents
A kind of livestock and poultry do clear Night Soil Solid and Liquid Separation Equipment and method Download PDFInfo
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- CN105313362B CN105313362B CN201510783308.2A CN201510783308A CN105313362B CN 105313362 B CN105313362 B CN 105313362B CN 201510783308 A CN201510783308 A CN 201510783308A CN 105313362 B CN105313362 B CN 105313362B
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- 238000000926 separation method Methods 0.000 title claims abstract description 78
- 239000007787 solid Substances 0.000 title claims abstract description 66
- 244000144977 poultry Species 0.000 title claims abstract description 27
- 244000144972 livestock Species 0.000 title claims abstract description 26
- 239000002689 soil Substances 0.000 title claims abstract description 7
- 238000000034 method Methods 0.000 title claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
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- 210000004877 mucosa Anatomy 0.000 claims abstract description 3
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- 239000000203 mixture Substances 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 3
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- 239000002351 wastewater Substances 0.000 abstract description 2
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- 238000007906 compression Methods 0.000 description 9
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- 239000010871 livestock manure Substances 0.000 description 4
- 238000009360 aquaculture Methods 0.000 description 3
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- 238000005108 dry cleaning Methods 0.000 description 3
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Landscapes
- Feeding And Watering For Cattle Raising And Animal Husbandry (AREA)
- Housing For Livestock And Birds (AREA)
Abstract
Clear Night Soil Solid and Liquid Separation Equipment and method are done the present invention relates to a kind of livestock and poultry.Environment division mainly includes shell, is sequentially provided with damaged unit, feed unit and solid-liquid separation unit under upper in shell；The damaged unit includes being fixedly connected with multiple rotation teeth for taking into account stirring and damaged excrement surface mucosa on main shaft, main shaft；The solid-liquid separation unit includes the first motor being fixedly connected on shell, and the first motor drives separation of solid and liquid auger to rotate by the first reductor；Excrement is fed to solid-liquid separation unit after the entrance of damaged unit, by feed unit and carries out separation of solid and liquid, and fluid flows out from water side after separation, and solid flows out from discharge end.The present apparatus structure brand-new by designing, can on a small quantity add water for the first time, in the case that following cycle uses a small amount of waste water, realize that livestock and poultry do the high efficient solid and liquid separation of cleaning up excrement just.
Description
Technical field
It is to be related to a kind of livestock and poultry to do clear excrement solid-liquid point specifically the present invention relates to agricultural equipment correlative technology field
From device and method.
Background technology
Fast-developing with the scale of aquaculture, being significantly increased for livestock and poultry quantity will produce substantial amounts of feces of livestock and poultry.Mesh
Preceding aquaculture cleaning feces of livestock and poultry generally rushes (bubble) excrement mode using water, consumes substantial amounts of water resource, causes substantial amounts of animal dung
Just sewage discharge.The feces of livestock and poultry that aquaculture is produced turns into the important sources of environmental pollution.
Harmless treatment is carried out to feces of livestock and poultry, it is to solve the big gas and water money that feces of livestock and poultry is brought to realize recycling
The effective way of the pollution problems such as source, farmland.
Separation of solid and liquid equipment is the key equipment that recycling is realized to feces of livestock and poultry harmless treatment.Existing solid-liquid
Separation equipment rushes the separation of solid and liquid of the feces of livestock and poultry of (bubble) excrement mode primarily directed to water, and feeding is also easy to produce bridge formation obstruction, simultaneously
Solid output water content of matter is high, automaticity is low, efficiency is low.
Current existing solid-liquid separating machine is applied in Shui Chong using normal spiral extruding, outlet pressure weight adjustment structure
The excrement solid-liquid of (bubble) excrement mode separates solid output water content of matter more than 60%.Solid aqueous rate height limits solid output
The harmless treatment of thing and follow-up recycling approach.
Existing livestock and poultry excrement solid-liquid separation equipment majority is pumped into charging using submerged pump at present, and dry cleaning up excrement just can not be direct
It is pumped into.Because doing cleaning up excrement, just one layer of mucous membrane is wrapped up on top layer again, and existing solid-liquid separating machine does not destroy this layer and sticked before extrusion
The mechanism of film, causes the liquid separation rate in excrement very low.Therefore, existing livestock and poultry excrement solid-liquid separation equipment is only applicable to greatly
Amount water punching (bubble) excrement handle to excrement water content be up to hundred 90% or more mode, cause great lot of water resources to waste.And because
Excrement moisture content before separation of solid and liquid is too high, determines that the argol after separation of solid and liquid just still has in itself higher aqueous
Rate.
Therefore, a kind of device how is designed, to realize that livestock and poultry do the separation of solid and liquid of cleaning up excrement just, and is realized in separation process few
Add water or cycling utilization of wastewater, both realized the high efficient solid and liquid separation of excrement, and the effectively save water resource of energy, be art technology
The problem of personnel's urgent need to resolve.
The content of the invention
The purpose of the present invention is that there is provided a kind of dry cleaning up excrement of livestock and poultry, just separation of solid and liquid is set to overcome above-mentioned the deficiencies in the prior art
It is standby.The present apparatus structure brand-new by designing, realizes the high efficient solid and liquid separation of feces of livestock and poultry.
In order to reach above-mentioned purpose, the present invention is adopted the following technical scheme that：
A kind of livestock and poultry do be sequentially provided with from top to bottom in clear Night Soil Solid and Liquid Separation Equipment, including shell, shell damaged unit,
Feed unit and solid-liquid separation unit；
The damaged unit includes main shaft, is fixedly connected with main shaft and multiple takes into account stirring and damaged excrement surface mucosa
Revolve tooth；
The solid-liquid separation unit includes being fixedly connected on the first motor on shell, and the first motor passes through the
One reductor drives the rotation of separation of solid and liquid auger；
Excrement is fed to solid-liquid separation unit after the entrance of damaged unit, by feed unit and carries out separation of solid and liquid, separation
Fluid flows out from water side afterwards, and solid flows out from discharge end.
It is preferred that, separation of solid and liquid auger is reducing variable-pitch auger structure, and the diameter and pitch of separation of solid and liquid auger connect certainly
Tapered into by one end of reductor power to the other end.
It is preferred that, the damaged unit includes agitator tank, have at the top of agitator tank the second motor for being vertically arranged and
Dog-house, the second motor drives main shaft rotation.
It is preferred that, the feed unit includes the 3rd motor for being located at agitator tank bottom and laterally setting, and the 3rd drives
Dynamic motor drives the quantitative feeding auger inside agitator tank to rotate by the second reductor.
It is preferred that, there is baffle plate, baffle plate side is connected with spring and screw rod successively on the outside of the discharge end, screw rod receives
Own rotation is realized in the torque of regulation motor, and the other end of screw rod is adapted by screw thread pair with motor, and regulation motor is installed on
On electric machine support.
It is preferred that, it is embedded with moisture transducer in the baffle plate.
It is preferred that, the shell is supported by frame, and frame is provided with electric-control system, and signal is passed to electricity by moisture transducer
Control system, and all motor operatings of electric control system controls.
It is preferred that, have in the shell on sound plate rack, sound plate rack and be fixedly connected with multiple stills, it is adjacent
It is placed with moving plate between still, separation of solid and liquid auger is through all moving plate and still.
It is preferred that, the baffle plate is pyramidal structure.
While organization plan is provided, above-mentioned solid-liquid separating equipment progress manure of livestock and poultry is utilized present invention also offers a kind of
Just the method for separation of solid and liquid, comprises the following steps：
A, the distance between controllable register and separation of solid and liquid auger are needed according to design；
B, fowl and animal excrement enter damaged unit and are stirred after being mixed with water；
Mixture after stirring is delivered to solid-liquid separation unit by C, feed unit；
D, the first motor start, and mixture is conveyed by separation of solid and liquid auger to be compressed, and completes separation of solid and liquid.
The beneficial effects of the invention are as follows：
(1) during the rotation of separation of solid and liquid auger, the liquid in excrement is flowed out by the gap between moving plate, still,
Moving plate can be rotated and mobile with excrement during this, due to the mobility of moving plate, both ensure that the extruding point of liquid in excrement
From, the drawbacks of fixed screen mesh easily blocks excrement is solved again, reduce screen cloth cleaning frequency, reduce the difficulty of cleaning
Degree；
(2) moisture transducer is embedded in baffle plate, utilizes the line present in excrement dielectric constant and excrement volume moisture content
Sexual intercourse, the solid water content of matter of the chamber outlet end of measurement extruding in real time；
(3) electric-control system not only has that commonly uses open, stop function, moreover it is possible to the data that real-time reception moisture transducer is passed back,
Data are handled in real time using controller, and export electric signal motor is controlled；
(4) compressed on the outside of discharging opening baffle plate by the pressure of stage clip, the compression degree of stage clip passes through servomotor
Rotate, control the movement of screw rod, pass through the compression degree of the mobile control stage clip of screw rod, the final opening pressure for changing striker plate
Power, by monitoring the moisture content of excrement, the cracking pressure of control striker plate, realizes that excrement solid-liquid separates the control of water content in real time
System, and the Automated condtrol on similar solid-liquid separating equipment is realized first.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the structural representation of damaged unit in the present invention；
Fig. 3 is the relativeness figure of moving plate, still and separation of solid and liquid auger in the present invention；
Fig. 4 is the cooperation figure of compression spring in the present invention；
1, first motor in figure, the 2, first reductor, the 3, the 3rd motor, 4, input chamber, the 5, second reductor,
6th, auger is quantitatively fed, 7, agitator tank, 8, dog-house, 9, extrusion chamber, 10, moving plate, 11, still, 12, baffle plate, 13, moisture sensing
Device, 14, regulation motor, 15, compression spring, 16, frame, 17, delivery hose, 18, delivery port, 19, separation of solid and liquid auger, 20,
Electric-control system, the 21, second motor, 22, rotation tooth, 23, screw rod, 24, shell, 25, discharging opening, 26, electric machine support, 27, dynamic
Still support, 28, rotation tooth axle, 29, bolt group, 30, link.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
Embodiment：A kind of livestock and poultry do clear Night Soil Solid and Liquid Separation Equipment, and its structure is as shown in Figure 1：Including shell 24, shell 24
Damaged unit, feed unit and solid-liquid separation unit are inside sequentially provided with from top to bottom, and the side of solid-liquid separation unit is adjusted for pressure
Save unit.
The pressure regulating unit includes baffle plate 12, the water content to adjust solid manure in solid-liquid separation unit.
The solid-liquid separation unit includes the first motor 1 being fixedly connected on shell 24, and the first motor 1 leads to
Crossing the first reductor 2 drives separation of solid and liquid auger 19 to rotate, and separation of solid and liquid auger 19 coordinates with baffle plate 12 realizes separation of solid and liquid.Institute
Baffle plate 12 is stated for pyramidal structure, shell 24 is provided with the conical opening being adapted to therewith.
The baffle plate 12 of pyramidal structure, it is pyramidal structure with extrusion chamber end contact position to make baffle plate 12, and advantage is：First, close
When extrusion chamber can be played better seal effect；It is capable of the release of more preferable control pressure when the 2nd, opening, improves solid-liquid and divide
From effect.
First motor 1 is variable-frequency motor, and the first reductor 2 is helical speed reduction gear.
In order to improve the life-span of the first reductor 2, prevent leakage, the first reductor 2 is bolted with shell 24,
Connecting portion uses labyrinth seal mechanism, prevents the liquid in excrement from flowing into reductor, causes reductor internal corrosion, influence is set
The standby life-span.
Separation of solid and liquid auger 19 includes two parts, and left part is the structure of fixed diameter and pitch, and right part is footpath
Variable-pitch auger structure, left-right parts are integrally formed.The diameter and pitch of the right part of separation of solid and liquid auger 19 receive deceleration certainly
One end of mechanomotive force is tapered into the other end.To realize that the squeeze pressure to feces of livestock and poultry becomes big, therefore excrement is closer to crowded
Pressure chamber end, the pressure being subject to is bigger, and in end aggregation；
With reference to shown in Fig. 2, damaged unit includes agitator tank 7, and the top of agitator tank 7 has the second motor being vertically arranged
21 and dog-house 8, the second motor 21 drives rotation tooth axle 28 (i.e. main shaft) to rotate.Rotation tooth axle 28 passes through link 30 and bolt
Group 29 is fixedly connected with rotation tooth 22.Rotation tooth 22 rotates to realize the stirring of excrement, and the mixture after stirring is into flow-like.And because
The edge of rotation tooth has sharp edge, so rotation tooth 22 can also break the mucous membrane class material on excrement surface.
The feed unit includes the 3rd motor 3 for being located at the bottom of agitator tank 7 and laterally setting, the 3rd motor
3 drive the quantitative feeding auger 6 inside agitator tank 7 to rotate by the second reductor 5.By controlling turning for the 3rd motor 3
Speed, can control fluid excrement to enter the flow of input chamber 4, prevent excrement in the blocking of feed end.
Second reductor 5 is cycloidal planetary gear speed reducer.
With reference to shown in Fig. 4, pressure regulating unit includes the regulation motor 14 being fixedly connected on shell, the band of regulation motor 14
Dynamic screw rod 23 is rotated, and one end of screw rod 23 is engaged by screw thread pair with regulation motor 14, and the other end of screw rod 23 is fixedly connected with
Compression spring 15, compression spring 15 is fixedly connected with baffle plate 12.
The regulation motor 14 is preferably servomotor, and screw rod 23 is through the two ends of servomotor.
Moisture transducer 13 is embedded with the baffle plate 12.
The shell 24 is supported by frame 16, and frame 16 is provided with electric-control system 20, and moisture transducer 13 transmits signal
To electric-control system 20, and electric-control system 20 controls all motors to operate.
Described in reference diagram 3, the outside ring set of separation of solid and liquid auger 19 has multiple moving plates 10 and multiple stills 11, and the two interval is set
Put, still 11 is fixedly connected on sound plate rack 27, sound plate rack 27 is fixedly connected on enclosure interior.
Above-mentioned moving plate 10 and still 11 constitute dynamic and static lamination mesh structure.Still 11 is fixed in shell 24, the cloth of moving plate 10
Put in the both sides of still 11, it is separation of solid and liquid auger 19 that sound piece, which is respectively provided with central through hole, through hole,.Separation of solid and liquid auger 19 rotates
When, promote fluid excrement to assemble to extrusion chamber end, the liquid in excrement is flowed out by the gap between moving plate 10, still 11,
Moving plate 10 can be rotated and mobile with excrement during this, due to the mobility of moving plate 10, both ensure that squeezing for liquid in excrement
Pressure separation, solves the drawbacks of fixed screen mesh easily blocks excrement again, reduces the frequency of screen cloth cleaning, reduces cleaning
Difficulty.
It is with step using the principle of present apparatus progress separation of solid and liquid：
A, need according to design the distance between controllable register 12 and separation of solid and liquid auger 19.
B, livestock and poultry do cleaning up excrement and are put into agitator tank 7 by dog-house 8, are added water mixing according to 30% or less than 30% ratio,
Second motor 21 drives rotation tooth 22 to rotate, and by stirring, excrement is sufficiently mixed with water, flow-like is eventually become.Fluid
The moisture content of shape excrement is about 80%.Can certainly be 75% or 70%.
C, the 3rd motor 3 of startup, fluid excrement are uniform from right-to-left by the quantitative impetus for feeding auger 6
Entrance solid-liquid separating machine conveying chamber 4；
Start the first motor 1, separation of solid and liquid auger 19 is operated therewith.Separation of solid and liquid auger 19 is close to the end of conveying chamber 4
Helical blade be fixed pitch and radius, the main trandfer fluid excrement that plays a part of enters extrusion chamber 9, into after extrusion chamber 9,
Become screw extrusion structure by reducing to promote excrement to discharging opening 26, because pitch and the radius of spin are less and less, and use
The sound lamination screen cloth of innovation, fluid excrement is constantly pushed ahead and is squeezed, and moisture is from seam between numerous dynamic and static
Gap is oozed out.
With reference to shown in Fig. 3：The distance between two neighboring still 11 is constant, the moving plate 10 between still 11 can move and
Rotate, but the maximal clearance between dynamic and static is restricted, and is made therefore, it is possible to play good separation of solid and liquid to fluid excrement
With while the mobility of moving plate 10 also solves the susceptible to plugging shortcoming of fixed screen cloth, reducing maintenance time, reduce dimension
Protect cost.
As feces of livestock and poultry is increasing in the extruding force that extrusion chamber end is subject to, the moisture in excrement is forced extrusion,
Flow into enclosure through sound lamination screen cloth, and flowed out eventually through delivery port 18, delivery port 18 can external delivery hose 17,
Sedimentation basin is inserted the liquid into, the water after nature quiescent setting, precipitation is carried out and may be repeated utilization, with saving water resource.
Top layer liquid can be pumped directly into agitator tank 7, just mix, stirred next time with dry cleaning up excrement, realize circulation profit
With.Also the liquid isolated can be injected methane-generating pit, is formed methane, produce economic benefit.
Moisture transducer 13 is installed on the end of extrusion chamber 9, baffle plate 12, sensor probe insertion solid manure thing is real
When detect water content, the data of sensor pass electric-control system 20 back, and electric-control system 20 passes through moisture data and controls to adjust motor 14
Rotating, further control screw rod 23 motion, screw rod 23 links together with compression spring 16, so as to control compression spring
16 precommpression degree, changes the thrust of compression spring 16, and the open-close pressure of final controlling baffle plate 12 realizes solid manure
Water content it is adjustable.
Because there is the presence of electric-control system 20, whole system realizes closed-loop control, finally realizes to Solid separate
The control of water content.When water content reaches preset value, the pressure of baffle plate 12 no longer increases, and baffle plate 12 is open, and excrement is from setting
Drawn off in standby, the liquid for completing feces of livestock and poultry is separated with solid.
Employ after said structure, the high efficient solid and liquid separation of poultry dung can be achieved by adding water on a small quantity for the present apparatus, and
Water after separation can be recycled, and greatly avoided prior art reclaimed water punching (bubble) mode and carried out during night soil-treatment greatly
Measure the problem of dejecta moisture after water resource waste and processing is higher.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to embodiment will be apparent for those skilled in the art, as defined herein general
Principle can be realized in other embodiments without departing from the spirit or scope of the present invention, is not described in detail
The part presented with partial enlargement, is prior art, herein without repeating.Therefore, the present invention is not intended to be limited to herein
These shown embodiments, and it is to fit to the most wide scope consistent with feature with principles disclosed herein.
Claims (2)
1. a kind of livestock and poultry do clear Night Soil Solid and Liquid Separation Equipment, it is characterised in that including shell, it is sequentially provided with from top to bottom in shell
Damaged unit, feed unit and solid-liquid separation unit；
The damaged unit includes being fixedly connected with multiple rotations for taking into account and stirring with damaged excrement surface mucosa on main shaft, main shaft
Tooth, the edge of rotation tooth has sharp edge；
The solid-liquid separation unit includes the first motor being fixedly connected on shell, and the first motor subtracts by first
Fast machine drives the rotation of separation of solid and liquid auger；Excrement is fed to solid-liquid separation unit after the entrance of damaged unit by feed unit
Separation of solid and liquid is carried out, fluid flows out from water side after separation, solid flows out from discharge end；
Have to be fixedly connected between multiple stills, adjacent still on sound plate rack, sound plate rack in the shell and put
It is equipped with moving plate, separation of solid and liquid auger is through all moving plate and still；
Wherein, the separation of solid and liquid auger rotation forces fluid excrement to extrusion chamber end assemble, moving plate with excrement rotate and
It is mobile；
The separation of solid and liquid auger is reducing variable-pitch auger structure, and the diameter and pitch of separation of solid and liquid auger receive reductor certainly
One end of power is tapered into the other end；
The damaged unit includes having the second motor and dog-house being vertically arranged, second at the top of agitator tank, agitator tank
Motor drives main shaft rotation；
The feed unit is included positioned at agitator tank bottom and the 3rd motor that laterally sets, and the 3rd motor passes through the
Two reductors drive the quantitative feeding auger inside agitator tank to rotate；
There is baffle plate, baffle plate side is connected with spring and screw rod successively, and screw rod receives regulation motor on the outside of the discharge end
Own rotation is realized in torque, and the other end of screw rod is adapted by screw thread pair with regulation motor, and regulation motor is installed on motor branch
On frame；The baffle plate is pyramidal structure；
Moisture transducer is embedded with the baffle plate；The shell is supported by frame, and frame is provided with electric-control system, moisture sensing
Signal is passed to electric-control system, and all motor operatings of electric control system controls by device.
2. a kind of method for wanting the solid-liquid separating equipment described in 1 to carry out fowl and animal excrement separation of solid and liquid using right, including following step
Suddenly：
A, the distance between controllable register and separation of solid and liquid auger are needed according to design；
B, fowl and animal excrement enter damaged unit and are stirred after being mixed with water；
Mixture after stirring is delivered to solid-liquid separation unit by C, feed unit；
D, the first motor start, and mixture is conveyed by separation of solid and liquid auger to be compressed, and completes separation of solid and liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510783308.2A CN105313362B (en) | 2015-11-13 | 2015-11-13 | A kind of livestock and poultry do clear Night Soil Solid and Liquid Separation Equipment and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510783308.2A CN105313362B (en) | 2015-11-13 | 2015-11-13 | A kind of livestock and poultry do clear Night Soil Solid and Liquid Separation Equipment and method |
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| Publication Number | Publication Date |
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| CN105313362A CN105313362A (en) | 2016-02-10 |
| CN105313362B true CN105313362B (en) | 2017-10-27 |
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| CN105599337A (en) * | 2016-03-24 | 2016-05-25 | 桂林航天工业学院 | Efficient waste solid-liquid separator |
| FI20175542A (en) * | 2017-06-13 | 2018-12-14 | Demeca Oy | Separation equipment and method for controlling the pumping speed of a feed pump in the separation equipment |
| CN107298519A (en) * | 2017-08-16 | 2017-10-27 | 黑龙江省农业机械运用研究所 | A kind of new cow dung dehydration equipment |
| CN108749075A (en) * | 2018-06-11 | 2018-11-06 | 晏子俊 | A kind of plunger type solid-liquid separating machine |
| CN108533773B (en) * | 2018-07-07 | 2023-11-03 | 河南省新大牧业股份有限公司 | Material circulation resistance adjusting valve and material dewatering device |
| CN109174908A (en) * | 2018-09-03 | 2019-01-11 | 潘路希 | A kind of refuse disposal installation for environmental protection |
| CN111037974B (en) * | 2019-11-27 | 2021-09-10 | 安徽天健环保股份有限公司 | Extrusion system for harmless separation of swill and extrusion method thereof |
| CN111113984B (en) * | 2019-11-27 | 2022-01-14 | 安徽天健环保股份有限公司 | Stranding cage discharging system for swill separation and discharging method thereof |
| CN112693150B (en) * | 2020-12-10 | 2022-06-17 | 山东德畅环境科技有限公司 | Spiral extrusion formula beasts and birds liquid dung solid-liquid separation machine |
| CN113002046B (en) * | 2021-03-03 | 2021-12-14 | 林美珊 | Spiral extrusion type solid-liquid separator |
| CN112973853B (en) * | 2021-04-07 | 2022-06-17 | 沂南县三阳食品有限公司 | Organic solid waste recycling treatment device for farm |
| CN113787751B (en) * | 2021-09-13 | 2023-06-13 | 安必思环保科技(淄博)有限公司 | Kitchen waste pretreatment device |
| CN113831161A (en) * | 2021-11-25 | 2021-12-24 | 深圳市华研环保科技有限公司 | Integrated equipment is made to beasts and birds excrement and urine fertilizer |
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| CN101722666B (en) * | 2010-01-14 | 2013-04-17 | 东北农业大学 | Solid-liquid separator for separating livestock-poultry dung, biogas fluid and biogas dregs |
| KR20110092391A (en) * | 2010-02-09 | 2011-08-18 | 대 규 이 | A dehydrator for food garbage |
| CN202643524U (en) * | 2012-06-13 | 2013-01-02 | 江苏百新环境工程有限公司 | Constant voltage type spiral squeezing dehydrator |
| CN103144342A (en) * | 2012-12-10 | 2013-06-12 | 山东鸿源生物科技股份有限公司 | Screw extrusion dehydrator |
| CN204547111U (en) * | 2015-02-07 | 2015-08-12 | 象山康丽针织厂 | A kind of fish gill formula dewatering machine |
| CN205343882U (en) * | 2015-11-13 | 2016-06-29 | 山东省农业机械科学研究院 | Beasts and birds are clear excrement and urine separation solid -liquid apparatus futilely |
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2015
- 2015-11-13 CN CN201510783308.2A patent/CN105313362B/en not_active Expired - Fee Related
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