CN208175672U - A kind of nutrient solution filter device based on organic mass cultivation - Google Patents
A kind of nutrient solution filter device based on organic mass cultivation Download PDFInfo
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- CN208175672U CN208175672U CN201820536542.4U CN201820536542U CN208175672U CN 208175672 U CN208175672 U CN 208175672U CN 201820536542 U CN201820536542 U CN 201820536542U CN 208175672 U CN208175672 U CN 208175672U
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- nutrient solution
- cleaning case
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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Abstract
The utility model relates to cultivation technique without soil fields, disclose a kind of nutrient solution filter device based on organic mass cultivation, wherein device includes: biological cleaning case；It is nutrient solution recovered liquid memory space in the biological cleaning case, the culture apparatus for cultivating water plant is set in the biological cleaning case, so that the root system of water plant carries out absorbing disinfection pretreatment to nutrient solution recovered liquid.A kind of nutrient solution filter device based on organic mass cultivation provided by the utility model, recovered liquid is pre-processed using water plant, safely and effectively, it not can cause environmental pollution, organic matter and germ extra in recovered liquid can be effectively removed, and does not destroy nutritional ingredient and beneficial microbe in recovered liquid, the installation cost is lower, it is easy to operate, it is easy to accomplish and applicability is wide.
Description
Technical field
The utility model relates to cultivation technique without soil fields, more particularly to a kind of nutrient solution based on organic mass cultivation
Filter device.
Background technique
More pay attention to as the improvement of people's living standards, people are food-safe.Organic Farming is faced with preceding institute
The opportunity not having.Traditional agriculture is based on soil cultivation, and in recent years with the anxiety of land resource and soil continuous cropping obstacle
It influences, cultivation technique without soil quickly grows and graduallys mature, therefore developing organic mass cultivation is agriculture future development, guarantee food
One trend of product safety.
The planting material that organic mass cultivation selects some natural materials to be constituted is as matrix, such as sawdust, coco bran.It is logical
It crosses supply organic nutrient solution for cultivating and provides required moisture and nutrient for plant growth.The preparation of organic nutrient solution for cultivating usually by ferment come
It carries out, fermentation period is usually 20d or so.To improve organic fertilizer utilization efficiency, discharge bring soil, water body, environment are reduced
Pollution problem, developing closed circuit organic mass cultivation is water-saving fertilizer-saving, improves the most directly effective of organic fertilizer utilization rate
Approach.But nutrient solution recycles the accumulation for easily causing germ, increases the probability of root system contact cause of disease, thus, it is organic
The nutrient solution recycling disinfection of substrate culture is a key technology urgently to be resolved in organic nutrient solution for cultivating recycling, is related to
The operation of cultivation system and the cleannes of nutrient solution.Lead soilless culture nutrient fluid sterilization method to be applied at present with physical disinfection
Based on, including heating disinfection, filtering disinfection, ultraviolet disinfection, ozone oxidation sterilizing, microwave sterilization etc..
For these disinfection way spininess for inorganic nutrients liquid disinfectant, nutrient solution extraction raffinate is more thin based on inorganic forms,
Impurity is mostly root system or matrix granule, can remove impurity by generally filtering, guarantee further Disinfection Effect.But organic battalion
After nutrient solution is irrigated, the extraction raffinate content of organic matter oozed out after organic substrate is high, more sticky, and the inside is rich in multiple beneficial
Microorganism.Impurity is more and thin, is extremely difficult to expected Disinfection Effect using existing sterilization method, and filtering is be easy to cause to fill
The blocking set influences the stable operation of system.Such as ultraviolet disinfection effect is by suspended matter, turbidity, coloration, microorganism in nutrient solution
Type and the influences such as quantity it is very big.
Organic nutrient solution for cultivating extraction raffinate generally can not be met the requirements using common pre-treatment；And if not change nutrient solution group
Point, it does not destroy premised on beneficial bacterium and extraction raffinate is handled, sticky extraction raffinate meeting blocking filtering device influences filter device
The rate of filtration.Therefore, it develops a kind of nutrient solution decontamination system based on organic mass cultivation and method is to solve organic farming battalion
The important technology that nutrient solution recycles.
Utility model content
(1) technical problems to be solved
The purpose of the utility model is to provide a kind of nutrient solution filter device based on organic mass cultivation, for solving or
Part solves organic nutrient solution for cultivating extraction raffinate in the prior art generally can not be met the requirements using common pre-treatment；And if not change
Nutrient solution prescription is not destroyed premised on beneficial bacterium and is handled extraction raffinate, and sticky extraction raffinate meeting blocking filtering device influenced
The problem of filtering the rate of filtration of device.
(2) technical solution
In order to solve the above-mentioned technical problem, a kind of nutrient solution mistake based on organic mass cultivation is provided according to the utility model
Device is filtered, which includes: biological cleaning case；It is nutrient solution recovered liquid memory space in the biological cleaning case, it is described
Culture apparatus for cultivating water plant is set in biological cleaning case so that the root system of water plant to nutrient solution recovered liquid into
The pretreatment of row absorbing disinfection.
On the basis of above scheme, the culture apparatus includes field planting plate and root system bed course；The field planting plate and institute
It states root system bed course to be horizontally placed on respectively inside the biological cleaning case, and the edge of the field planting plate and root system bed course difference
It is in close contact with the inner sidewall of the biological cleaning case, the top of the root system bed course is arranged in the field planting plate；The field planting
Plate is arranged multiple for planting and fixing the implantation hole of water plant；The root system bed course includes upper layer hydrophilic material and lower layer
The waterproof or weak pervious material bed of material, so that the root system of water plant is between the field planting plate and the root system bed course, it is described
Several permeable holes are provided on the waterproof or weak pervious material bed of material.
On the basis of above scheme, inlet is offered on the side wall of the biological cleaning case, the inlet is located at
The top of the field planting plate；Drainage plate is set between the inlet and the field planting plate；The bottom of the biological cleaning case
On offer leakage fluid dram and sewage draining exit.
On the basis of above scheme, a kind of nutrient solution filter device based on organic mass cultivation further include: guide rail is stretched
Contracting control-rod and soft brush；The guide rail is fixed at the lower section of the root system bed course, and the length direction along the guide rail is arranged
One row or several row's spray heads, the spray head are connected with water-supply structure outside biological cleaning case；The one of the extension and contraction control bar
End is connected with the guide rail, and the other end of the extension and contraction control bar installs the soft brush, the soft brush and the biological cleaning case
Inner sidewall contact；The extension and contraction control bar is connected with driving mechanism, and the driving mechanism drives the extension and contraction control bar along institute
It is mobile to state guide rail.
On the basis of above scheme, a kind of nutrient solution filter device based on organic mass cultivation further include: grid is saturating
Water partition, side baffle and pillar；The permeable partition of grid is in lattice structure, and the permeable partition of grid is located at the root system pad
The lower section of layer, the permeable partition of grid are used to support the root system bed course；The permeable partition of grid and the biological cleaning
At least one pillar is set between the bottom of case；The side baffle, the grid are fixedly installed in the inner sidewall of the biological cleaning case
The overlapping edges of the permeable partition of lattice are on the side baffle.
On the basis of above scheme, a kind of nutrient solution filter device based on organic mass cultivation further include: at least one
A slow sand filter；The slow sand filter successively includes: upper connection from top to bottom, sap cavity to be processed, filtering material layer, fast
Water inlet and exhaust outlet is respectively set at the top of the upper connection in fast drainage layer and lower connector, in the lower connector
Bottom be arranged water outlet；The water inlet passes through connecting line respectively and is connected with the leakage fluid dram；The exhaust outlet respectively with
Total air escape pipe is connected；The water outlet is connected with total outlet pipe respectively.
On the basis of above scheme, a kind of nutrient solution filter device based on organic mass cultivation further include: controller；
Liquid level sensor is set in the biological cleaning case, recovered liquid characteristic is set in the inlet or the biological cleaning case
Sensor；Setting blowdown valve is connected with sewage draining exit；The inlet is connected with the first valve；The leakage fluid dram and the second valve phase
Even；Third valve is set at the air inlet；The controller respectively with the liquid level sensor, recovered liquid property sensor,
First valve, the second valve, blowdown valve, third valve and driving mechanism are connected, the information pair for being detected according to sensor
Each valve and whole device are controlled；Wherein, the recovered liquid property sensor includes: EC and/or pH detection sensor.
(3) beneficial effect
A kind of nutrient solution filter device based on organic mass cultivation provided by the utility model, using water plant to return
It receives liquid to be pre-processed, safely and effectively, not can cause environmental pollution, organic matter and disease extra in recovered liquid can be effectively removed
Bacterium, and nutritional ingredient and beneficial microbe in recovered liquid are not destroyed, the installation cost is lower, easy to operate, it is easy to accomplish and
Applicability is wide.
Detailed description of the invention
Fig. 1 is integrally to be tied according to a kind of nutrient solution filter device based on organic mass cultivation of the utility model embodiment
Structure schematic diagram；
Fig. 2 is according to biological in a kind of nutrient solution filter device based on organic mass cultivation of the utility model embodiment
The structural schematic diagram of purifying box；
Fig. 3 is according to slow sand in a kind of nutrient solution filter device based on organic mass cultivation of the utility model embodiment
The structural schematic diagram of filter；
Fig. 4 is a kind of nutrient solution filter device workflow based on organic mass cultivation according to the utility model embodiment
Journey schematic diagram；
Fig. 5 is the biological cleaning process control flow figure according to the utility model embodiment；
Fig. 6 is the slow sand filtration process control flow figure according to the utility model embodiment.
Description of symbols:
1-inlet；2-biological cleaning casees；3-slow sand filters；
4-connecting lines；5-total outlet pipes；6-control cabinets；
7-total air escape pipes；11-the first valve；21-drainage plates；
22-water plants；23-field planting plates；24-root system bed courses；
The permeable partition of 25-grids；26-pillars；27-leakage fluid drams；
28-permeable holes；29-side baffles；210-cleaning devices；
211-guide rails；212-extension and contraction control bars；213-soft brushes；
214-spray water inlets；215-inlet valves；216-spray heads；
217-blowdown valves；218-driving mechanisms；31-water inlets；
32-exhaust outlets；33-upper connections；34-sap cavities to be processed；
35-filtering material layers；36-fast drainage layers；37-water outlets；
38-lower connectors；39-supporting legs；61-liquid level sensors.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
The present embodiment provides a kind of nutrient solution filter device based on organic mass cultivation according to the utility model, with reference to figure
1, which includes: biological cleaning case 2；It is nutrient solution recovered liquid memory space, the biology in the biological cleaning case 2
Culture apparatus for cultivating water plant is set in purifying box 2, so that the root system of water plant carries out nutrient solution recovered liquid
Absorbing disinfection pretreatment.
A kind of nutrient solution filter device based on organic mass cultivation provided in this embodiment, it is flourishing using water plant 22
The absorbing disinfection of root system acts on, and the organic matter in absorption and retention organic farming nutrient solution recovered liquid reduces the viscosity of extraction raffinate,
The enrichment for mitigating nutrient, inhibits the growth of algae, and improve dissolved oxygen content.
Biological cleaning case 2, the planting aquatic plants 22 in biological cleaning case 2 are set.2 inner space of biological cleaning case is available
In storage nutrient solution recovered liquid, to carry out biological cleaning pretreatment to it.Culture apparatus is set in biological cleaning case, for planting
Training carries out pretreated water plant to nutrient solution recovered liquid.
Recovered liquid can be pre-processed in biological cleaning case 2, remove the extra organic matter in organic recovered liquid, and energy
Germ is removed under the premise of not destroying the nutrition composition and beneficial microbe of recovered liquid.Pass through water in biological cleaning case 2
Recovered liquid viscosity after the pretreatment of 22 absorbing disinfection of plant substantially reduces, and will not cause to hinder to the device of subsequent filter
Plug, convenient for subsequent further filtering disinfection.
The main function of biological cleaning case 2 is biological cleaning, using the catharsis of water plant 22, to organic nutrient solution for cultivating
It is pre-processed and is sterilized, remove wherein sticky part, reduce germ and nutrient content.
The filter device pre-processes recovered liquid using water plant 22, safely and effectively, will not cause dirt to environment
Dye, can effectively remove organic matter and germ extra in recovered liquid, and not destroy the nutritional ingredient in recovered liquid and beneficial micro- life
Object, the installation cost is lower, easy to operate, it is easy to accomplish and applicability is wide.
On the basis of the above embodiments, further, with reference to Fig. 2, the culture apparatus includes field planting plate 23 and root
It is bed course 24；The field planting plate 23 and the root system bed course 24 are horizontally placed on respectively inside the biological cleaning case 2, and the field planting
The edge of plate 23 and the root system bed course 24 is in close contact with the inner sidewall of the biological cleaning case 2 respectively, the field planting plate
23 are arranged in the top of the root system bed course 24；The field planting plate 23 is arranged multiple for planting and fixing the kind of water plant 22
Plant hole；The root system bed course 24 includes upper layer hydrophilic material and lower layer is waterproof or the weak pervious material bed of material, so that water plant
22 root system is between the field planting plate 23 and the root system bed course 24, if being provided on described waterproof or weak seepy material
Dry permeable hole 28.
The present embodiment based on the above embodiment, is illustrated the specific structure of biological cleaning case 2.Biological cleaning case 2
For cabinet, inside has accommodating space.Setting field planting plate 23 and root system bed course 24 inside biological cleaning case 2, for cultivating fixation
Water plant 22.
Field planting plate 23 and root system bed course 24 are horizontally placed on 2 inner upper of biological cleaning case, have spacing between bottom.Its
In, field planting plate 23 is located at the top of root system bed course 24.Field planting plate 23 can be placed on root system bed course 24, by root system bed course 24 into
Row is fixed.Field planting plate 23 is for planting and fixing water plant 22.Settable multiple aperture, that is, implantation holes on plate 23 are colonized, it is aquatic
Plant 22 is fixed by aperture and the root system of water plant 22 is extended through aperture toward lower section.
Root system bed course 24 is used to stop the root system of water plant 22 to continue to extend down, controls the root system of water plant 22
In the top of root system bed course 24.Therefore, be colonized between plate 23 and root system bed course 24 be water plant 22 root system, for filtering and
The impurity in organic nutrient solution for cultivating recovered liquid and germ are adsorbed, and absorbs superfluous nutrient.Recovered liquid also mainly field planting plate 23 with
It is contacted between root system bed course 24 with the root system of water plant 22, carry out disinfection filtering.
Root system bed course 24 mainly includes upper layer and lower layer, and upper layer is the hydrophilic material that water wetted material is formed, and lower layer is impermeable
The waterproof or weak pervious material bed of material that water or weak seepy material are formed.Hydrophilic material is set by the upper layer of root system bed course 24,
Recovered liquid can flow through this layer of hydrophilic material after the root system contact filtration with water plant 22.This layer of hydrophilic material can be right
Recovered liquid is further filtered, and can be filtered some impurity etc. in recovered liquid in the top of root system bed course 24, be flowed through this
The recovered liquid of layer hydrophilic material is clear liquid.
Setting the waterproof or weak pervious material bed of material for the lower layer of root system bed course 24 can stop recovered liquid to flow downward, thus
The time that recovered liquid is located at 24 top of root system bed course can be increased, recovered liquid and the root system of water plant 22 is made to come into full contact with and carry out
Filter, to guarantee filter effect.
Further, root system bed course 24 is horizontally placed on the inside of biological cleaning case 2, should prevent recovered liquid directly from root system bed course
It flows through in gap between 24 and 2 inner sidewall of biological cleaning case, and is not sterilized with the root system contact filtration of water plant 22.Root system
The edge of bed course 24 should be in close contact with the inner sidewall of biological cleaning case 2.
Field planting plate 23 is horizontally placed on to the inside of biological cleaning case 2, it is ensured that the root system of water plant 22 is covered with biological cleaning
The whole cross section of case 2, to carry out uniform filtering disinfection to recovered liquid.Likewise, the edge for being colonized plate 23 and biology can be made
The inner sidewall of purifying box 2 is in close contact.
Setting field planting plate 23 and root system bed course 24 in biological cleaning case 2, structure is simple, can effectively realize water plant 22
Contact of the root system with recovered liquid, it is ensured that filter effect.
Further, the lower layer in root system bed course 24 is waterproof or the weak pervious material bed of material on several permeable holes 28 are set,
Recovered liquid passes through after handling for guarantee.
Further, the water plant 22 of biological cleaning case 2 and root system bed course 24, need periodically to be checked, clean and
Replacement.When root system absorption reaches saturation state, when 24 water penetration of root system bed course declines, then needs to take out and is cleaned and replaced,
To guarantee the processing speed and clean-up effect of biological cleaning case 2.
On the basis of the above embodiments, further, with reference to Fig. 2, offered on the side wall of the biological cleaning case 2 into
Liquid mouth 1, the inlet 1 are located at the top of the field planting plate 23, are arranged between the inlet 1 and the field planting plate 23 and draw
Flowing plate 21 offers leakage fluid dram 27 and sewage draining exit in the bottom of the biological cleaning case 2.
The present embodiment based on the above embodiment, further explains the structure of biological cleaning case 2.Biological cleaning
Inlet 1 is provided on the side wall of case 2, nutrient solution recovered liquid is entered in biological cleaning case 2 by the inlet 1.
Inlet 1 is total inlet 1 of the biological cleaning case 2, can be passed through with cultivation bed leakage fluid dram or recovered liquid liquid storage tank
Recovered liquid to be processed is introduced into biological cleaning case 2 by piping connection.
Inlet 1 is located at the top of field planting plate 23, and the recovered liquid for entering biological cleaning case 2 from inlet 1 should be from cabinet
Top enters, and the bottom of cabinet is flowed to after field planting plate 23 and root system bed course 24.It is set between inlet 1 and field planting plate 23
Drainage plate 21 is set, so that recovered liquid is quick and precisely flow at field planting plate 23 and is contacted with water plant 22.
Drainage plate 21 can be an inclined plate, and one end of inclined plate is located in the liquid inlet 1 lower section, and the other end of inclined plate is placed on field planting
The top of plate 23.
Leakage fluid dram 27 is set in the bottom of biological cleaning case 2, for the limpid recovered liquid after biofiltration to be discharged.Drain
Mouthfuls 27 are equipped with the second valve, for controlling the discharge of the recovered liquid after biofiltration.
Inlet 1 is equipped with the first valve 11, for controlling the inflow of organic recovered liquid.It further, can be in inlet 1
Place's connection water pump, for driving recovered liquid to flow into inlet 1.
On the basis of the above embodiments, further, with reference to Fig. 2, a kind of nutrient solution mistake based on organic mass cultivation
Filter device further include: guide rail 211, extension and contraction control bar 212 and soft brush 213；The guide rail 211 is fixed at the root system bed course
A row or several row's spray heads 216, the spray head 216 and biology is arranged along the length direction of the guide rail 211 in 24 lower section
Water-supply structure is connected outside purifying box；One end of the extension and contraction control bar 212 is connected with the guide rail 211, the extension and contraction control
The other end installation of the bar 212 soft brush 213, the soft brush 213 are contacted with the inner sidewall of the biological cleaning case 2；It is described to stretch
Contracting control-rod 212 is connected with driving mechanism 218, and the driving mechanism 218 drives the extension and contraction control bar 212 along the guide rail
211 is mobile.
The present embodiment based on the above embodiment, is additionally arranged to the cleaning device 210 inside biological cleaning case 2.Cleaning device
210 are made of guide rail 211, extension and contraction control bar 212, soft brush 213, spray water inlet 214, spray head 216 and driving mechanism 218.
Periodically 2 inner sidewall of biological cleaning case and bottom surface can be cleaned.
The lower section of root system bed course 24 is arranged in guide rail 211, can be fixed by the side wall of biological cleaning case 2.Guide rail 211
For the mobile track of extension and contraction control bar 212.Extension and contraction control bar 212 has elasticity, and length can carry out telescopic variation.Extension and contraction control bar
212 one end is slidably connected with guide rail 211, can be moved under the drive of driving mechanism 218 along guide rail 211.Extension and contraction control
The other end of bar 212 is connected with soft brush 213.Soft brush 213 is contacted with the inner sidewall of biological cleaning case 2.Driving mechanism 218 is salable
It is arranged inside biological cleaning case 2.
Extension and contraction control bar 212 can drive soft brush 213 to move inside biological cleaning case 2, to keep 213 pairs of biologies of soft brush net
Change 2 inside different parts of case to be cleaned.Further, one row or several row's spray heads are set along the length direction of guide rail 211
216.216 entire row of spray head is arranged, spray head 216 can be made uniformly to be covered with the entire width range of biological cleaning case 2, be conducive to
Box inner wall is uniformly cleaned, cleaning effect and efficiency are improved.External water-supply structure is connected with spray head 216, is used for
It supplies water to spray head 216.
Specifically, spray head 216 may be provided on a pipe side wall, and pipeline can be carried out by the side wall of biological cleaning case 2
It is fixed, and one end of pipeline is pierced by biological cleaning case 2 and is connected with external spray water inlet 214, spray water inlet 214 and water supply
Structure is connected.Further, the water-supply structure of spray head 216 can also be other forms, can be that spray head 216 supplies water as mesh
, it does not limit this.
Spray water inlet 214 is for conveying ejected wash water, and spray water inlet 214 is equipped with inlet valve 215, for controlling cleaning
The conveying of water.The ejected wash water flowed into from spray water inlet 214 is ejected to biological cleaning case 2 by spray head 216 in pipeline
It is internal.Spray head 216 should be arranged downward, and ejected wash water is sprayed onto downward inside biological cleaning case 2.
The size of the motion profile of guide rail 211 and soft brush 213 is determined according to configured 2 size of biological cleaning case.In biology
When purifying box 2 is smaller, guide rail 211 can be set to annular, extension and contraction control bar 212 is made to drive the mobile circle of soft brush 213 can be right
2 inner sidewall of biological cleaning case carries out whole cleanings.When biological cleaning case 2 is larger, it can set reciprocating for guide rail 211, make
Extension and contraction control bar 212 is driven soft brush 213 to move back and forth in biological cleaning case 2 and is carried out entirely with the inner sidewall to biological cleaning case 2
Portion's cleaning.
Sewage draining exit is set in the bottom of biological cleaning case 2, for the sewage after cleaning to be discharged.Sewage draining exit is equipped with blowdown valve
217, for control cleaning after sewage discharge.Further, soft brush 213 can be set to L-type, extension and contraction control bar 212 is two
Root bar is connected with the both sides of the soft brush 213 of L-type respectively, in this way, the horizontal one side of soft brush 213 can be contacted with bottom, soft brush 213 is vertical
One side can be contacted with the inner sidewall of biological cleaning case 2, convenient for biological cleaning case 2 side wall and bottom surface clean.
When biological cleaning case 2 is cleaned, the inlet valve 215 being first turned on spray water inlet 214, by spray
Drench the flushing that head 216 carries out cabinet.Start driving mechanism 218 and extension and contraction control bar 212 simultaneously, small box body is then being cleaned
When, soft brush 213 is flexible by extension and contraction control bar 212, keeps 213 facades of soft brush adherent, cleaning case side wall；Paste bottom cleaning biology
2 bottom surface of purifying box；Extension and contraction control bar 212 drives soft brush 213 to run one week along guide rail 211, and 2 inner wall of biological cleaning case can be completed
Cleaning.When 2 size of biological cleaning case is larger, then guide rail 211 adds reciprocating track, extension and contraction control among circular orbit
213 facades of soft brush are laid flat by the elongation of bar 212, and the cleaning of bottom surface is carried out along reciprocating track.Cleaning terminates, and opens blowdown valve
217, waste water is discharged by sewage draining exit.Blowdown valve 217 is closed later, then carries out once spraying cleaning, and waste water discharge is completed primary
The cleaning process of biological cleaning case 2.
Further, leakage fluid dram 27 can be connected with triple valve, leakage fluid dram 27 draws two-way branch, is used to that battalion is discharged all the way
Nutrient solution, another way are used to that cleaning sullage is discharged as sewage draining exit, and blowdown valve 217 is arranged on another way pipeline and is used to control sewage
Discharge.
On the basis of the above embodiments, further, with reference to Fig. 2, a kind of nutrient solution mistake based on organic mass cultivation
Filter device further include: the permeable partition 25 of grid, side baffle 29 and pillar 26；The permeable partition 25 of grid is in lattice structure, institute
The lower section that the permeable partition 25 of grid is located at the root system bed course 24 is stated, the permeable partition 25 of grid is used to support the root system pad
Layer 24；At least one pillar 26 is set between the permeable partition 25 of the grid and the bottom of the biological cleaning case 2；The biology
The side baffle 29 is fixedly installed in the inner sidewall of purifying box 2, and the overlapping edges of the permeable partition 25 of grid are in the side baffle
On 29.
The present embodiment based on the above embodiment, is illustrated the fixation of root system bed course 24.The permeable partition of grid is set
25 pairs of root system bed courses 24 are supported fixation, and root system bed course 24 can be layered on the permeable partition 25 of grid.The permeable partition 25 of grid is in
Lattice structure will not form the flowing of liquid and stop, can be quick from the recovered liquid after the biofiltration that root system bed course 24 flows down
Bottom is flow to by the permeable partition 25 of grid.
The permeable partition 25 of grid is fixed by pillar 26 and side baffle 29.Pillar 26 is arranged in the permeable partition 25 of grid
Lower section, one end of pillar 26 is connected with the permeable partition 25 of grid, and the other end of pillar 26 contacts company with 2 bottom of biological cleaning case
It connects and the permeable partition of grid 25 is supported.Wherein the quantity and spacing of pillar 26 are adjusted according to the size of biological cleaning case 2
It is whole, for the purpose of it can be supported and fix to the permeable partition of grid 25.
The upper surface of side baffle 29 and pillar 26 in one plane, and design have certain slope, it is saturating for placing grid
Water partition 25 is supported the edge of the permeable partition of grid 25, and flows through convenient for liquid.Side baffle 29 can be with biological cleaning case
2 inner sidewall is connected and is fixed.
Based on the above embodiment, a kind of nutrient solution filter device based on organic mass cultivation at runtime, by aquatic plant
22 kinds of object plant in field planting plate 23 on, and field planting plate 23 and root system bed course 24 between form root zone.When nutrition liquid stream to be processed
22 root zone of water plant is crossed, then can pass through filtering, purification and the suction-operated of root zone and 24 water wetted material of root system bed course, it will
More limpid nutrient solution penetrates root system bed course 24.The main function of the permeable partition 25 of grid is support root system bed course 24, and is made
The storage of 2 bottom of biological cleaning case is quickly reached by the nutrient solution of root system of plant, is prepared to enter into next process flow.
Further, the size of the motion profile of guide rail 211 and soft brush 213 is also contemplated that pillar in cleaning device 210
26 position is set, and should avoid pillar 26, guarantees the smooth movement of soft brush 213.
Further, cleaning device may be provided at the lower section of the permeable partition 25 of grid.
On the basis of the above embodiments, further, with reference to Fig. 3, a kind of nutrient solution mistake based on organic mass cultivation
Filter device further include: at least one slow sand filter 3；The slow sand filter 3 successively include: from top to bottom upper connection 33,
Sap cavity 34, filtering material layer 35, fast drainage layer 36 and lower connector 38 to be processed are distinguished at the top of the upper connection 33
Water inlet 31 and exhaust outlet 32 are set, water outlet 37 is set in the bottom of the lower connector 38；The water inlet 31 leads to respectively
Connecting line 4 is crossed to be connected with the leakage fluid dram 27；The exhaust outlet 32 is connected with total air escape pipe respectively；The water outlet 37 is distinguished
It is connected with total outlet pipe.
Based on the above embodiment, slow sand filter 3 is arranged in the present embodiment, carries out to the nutrient solution after biofiltration further
Ground physical filtering, so that nutrient solution reaches the filter effect that preferably can directly reuse.
One or more slow sand filters 3 are arranged in parallel, the particular number of slow sand filter 3 is matched according to treating capacity
It sets.Slow sand filter 3 is by slow sand water inlet 31, slow sand exhaust outlet 32, upper connection 33, sap cavity 34 to be processed, filtering material layer
35, fast drainage layer 36, slow sand water outlet 37, lower connector 38 and supporting leg 39 form.
By the nutrient solution of biological cleaning case 2, slow sand filter 3 is flowed by water inlet 31, is full of sap cavity 34 to be processed, it is more
Remaining gas is discharged by slow sand exhaust outlet 32.Filtering material layer 35 is substantially filled with the filtering materials such as fine sand.Sap cavity to be processed
Nutrient solution in 34, by filtering materials such as fine sands, various mushrooms or insects in liquid are sufficiently acted on filter medium, are occurred
The effects of filtering, absorption, achievees the purpose that filtering disinfection is antibacterial.
In addition, slow sand filter 3 can form one in filtering material, such as the surface of fine sand through use after a period of time
Layer filter membrane, has very high bioactivity, is a kind of important additional after-purification process.It is filtered through filtering material layer 35
Nutrient solution flows through fast drainage layer 36, is discharged by slow sand water outlet 37, completes slow sand filtration disinfecting process.
Nutrient solution recovered liquid is passing through slow sand filtration chlorination equipment after Bio-Pretreatment, then by extraction raffinate, to recycling
Nutrient solution carries out secondary biophysics disinfection.This sterilization method had both eliminated the extra organic matter in organic nutrient solution for cultivating, guaranteed
The stable operation of slow sand filtration device and system, and the germ in nutrient solution capable of being removed, and do not destroy nutrient solution component and
Beneficial microbe therein is a kind of safely and effectively biological antiseptic method.
Further, which can also be used as the pretreating device of ultraviolet disinfection or ozonization etc., in slow sand
The chlorination equipments such as the ultraviolet, ozone of the extendible connection in 3 end of filter carry out deeper disinfection, guarantee the disinfection of more height
Effect.
On the basis of the above embodiments, further, with reference to Fig. 1, the exhaust outlet 32 of at least one slow sand filter 3 divides
It is not connected with total air escape pipe 7, the water outlet 37 of at least one slow sand filter 3 is connected with total outlet pipe 5 respectively, in the slow sand
Third valve is set at the water inlet 31 of filter 3.
The present embodiment based on the above embodiment, further explains the connection structure of slow sand filter 3.Slow sand
Filter 3 is attached with biological cleaning case 2 by connecting line 4.The leakage fluid dram of connecting line 4 one end and biological cleaning case 2
27 are connected, while being separately connected by multi-pass branch the water inlet 31 of slow sand filter 3, and pass through parallel way can connect it is multiple
Slow sand filter 3.
2 leakage fluid dram 27 of biological cleaning case has the second valve, can be ball valve control switch, and sewage draining exit is furnished with blowdown valve 217.Slowly
31 pipeline of water inlet of sand filter 3 is also connected with third valve, can individually control the switch of each slow sand filter 3.Together
When at the total water inlet end for being branched off into slow sand filter 3 by the second valve, according to depositing in the rate of filtration and biological cleaning case 2
Liquid measure controls the switch of the pipeline.The exhaust outlet 32 on 3 top of slow sand filter guarantees also by total air escape pipe 7 is parallel-connected to
The stable operation of slow sand filter 3.
3 water outlet 37 of slow sand filter is pooled to system total outlet pipe 5 by parallel way, and nutrient solution passes through slow sand filtration
Afterwards, then the biological slow sand filtration disinfecting process that system is carried out is completed.Nutrient solution, can be direct after the discharge of total outlet pipe 5
For ratio of nutrient solution, reused；Also the equipment such as ultra violet sterilizer or ozonization plant can be reconnected, with this reality
The biological slow sand filtration matched with devices for applying example uses, and realizes the further disinfection treatment of nutrient solution.
Slow sand filter 3 needs periodically to be checked and cleaned, and when slow sand filtration speed is lower than setting value, then needs to close
The third valve at slow sand water inlet 31 is closed, upper connection 33 is opened, 35 upper cover of slow sand filtration material layer is opened, to surface layer fine sand
With and formed filter skin cleaned or replaced.Upper cover is covered tightly after the completion, is locked upper connection 33, can be completed to clean.
On the basis of the above embodiments, further, with reference to Fig. 2, level sensing is set in the biological cleaning case 2
Recovered liquid property sensor is arranged in device 61 in the inlet 1 or the biological cleaning case 2；Wherein, the recovered liquid characteristic
Sensor includes: EC and pH detection sensor.
On the basis of the above embodiments, further, a kind of nutrient solution filter device based on organic mass cultivation is also
It include: controller；Setting blowdown valve 217 is connected with sewage draining exit；The inlet 1 is connected with the first valve 11；The leakage fluid dram
27 are connected with the second valve；Third valve is set at the water inlet 31；The controller respectively with the liquid level sensor 61,
Recovered liquid property sensor, the first valve 11, the second valve, blowdown valve 217, third valve and driving mechanism 218 are connected, and use
Each valve and whole device are controlled in the information detected according to sensor.
Based on the above embodiment, liquid level sensor 61 is arranged in the present embodiment inside biological cleaning case 2, raw with real-time monitoring
Liquid level in object purifying box 2.Recovered liquid can be installed as needed at the inlet 1 of biological cleaning case 2 or in cabinet simultaneously
Property sensor may be, for example, the sensors such as EC, pH.
Liquid level sensor 61 is set, the unlatching of each valve can be controlled according to the liquid level data monitored, is given birth to so as to enter
The recovered liquid of object purifying box 2 matches with biological cleaning rate, to improve filter efficiency, guarantees filter effect.
Recovered liquid property sensor, i.e., for detecting the sensor of nutrient solution recovered liquid quality characteristic.It is special that recovered liquid is set
Property sensor, real-time monitoring recycle nutrient solution concentration and pH value etc. it is hot, scientific research or guidance can be carried out according to the data
Production.
Further, intelligence control system is arranged to filter device, setting control cabinet 6 integrates entire filter device
Automated intelligent control.Controller is connected by each sensor, valve, driving mechanism 218 etc. with hardware system in control cabinet 6, together
When control system handled by the recovered liquid of mating exploitation, acquire the data of sensor in real time, and control opening for each valve accordingly
It opens and closes, guarantee the stable operation of system.
Control terminal further includes display, relay group, conditioning circuit and communication module in control cabinet 6.Display can be touching
Display screen is touched, human-computer interaction can be carried out by display, realize the real-time adjustment of control parameter.Communication module can be gsm module,
It can be used to send alarm or prompt information.
Further, the first valve 11, the second valve, third valve and blowdown valve 217 can be solenoid valve, convenient for passing through
Controller is controlled to adjust, and can not also be limited for the purpose of being able to achieve the control to pipeline this for other control structures
It is fixed.
Based on the various embodiments described above, with reference to Fig. 4, a kind of specific mistake of the nutrient solution filter device based on organic mass cultivation
Filter control flow are as follows: starting intelligence control system, that is, control cabinet 6, in host computer touch display man-machine interface interaction setting biology
The control level threshold lower limit h1 of 2 bottom of purifying box storage, the specified rate of filtration for controlling level threshold upper limit h2, biological cleaning
The control level threshold lower limit of liquid reserve tank after v1, self-cleaning cycle T and the specified rate of filtration v2 of slow sand filter 3, slow sand filtration
H1, control level threshold upper limit H2.
Extra nutrient solution is collected through liquid back pipe into recovered liquid liquid storage tank in cultivation bed, the inlet 1 of biological cleaning case 2
It is connected by pipeline with recovered liquid liquid storage tank；Recovered liquid after slow sand filtration is flow in liquid reserve tank into total outlet pipe 5 to be stored.
Height of water level h in real-time detection biological cleaning case 2, when height of water level h is lower than bottom storage control level threshold
When lower limit h1, the first valve 11 and matched recovered liquid liquid storage tank water pump (if outfit) at purifying box inlet 1 are opened.Recycling
Nutrient solution to be processed flows through 22 root zone of water plant and root system bed course 24, is adsorbing under filtration, is reducing nutrient solution
The content of organic matter and superfluous nutritional ingredient reduce the viscosity that organic nutrient solution for cultivating returns liquid, are temporarily stored into 2 bottom of biological cleaning case.
When height of water level h reaches bottom storage control level threshold upper limit h2,1 first valve 11 of inlet is closed, biological cleaning
Journey terminates, and control flow is as shown in Figure 5.
The liquid level H of liquid reserve tank after real-time detection slow sand filtration.Level threshold lower limit H1 is set when liquid level H is lower than, is opened
The third valve for opening the second valve at 2 bottom leakage fluid dram 27 of biological cleaning case and being connect with slow sand filtration device water inlet 31
Door, makes the nutrient solution for being temporarily stored in biological evolution bottom portion flow through slow sand filtration device and carries out disinfection；When liquid level H reaches slow sand filtration
Afterwards when the control level threshold upper limit H2 of liquid reserve tank, 3 water inlet of slow sand filter, 31 third valve, slow sand filtration process knot are closed
Beam, control flow are as shown in Figure 6.
Nutrient solution after the disinfection of slow sand is stored in liquid reserve tank stand-by.
The nutrient solution being stored in liquid reserve tank can be directly over proportion recycling.Can also increase ultraviolet disinfection or
Person's ozonization recycles after being further processed.
The operation of this filter device further includes the cleaning replacement prompting of biological cleaning case 2, with liquid level in biological cleaning case 2
Rate of change react the processing speed of biological cleaning case 2.When processing speed be lower than specified rate of filtration v1 70%, then into
2 root system of plant of row biological cleaning case and 24 cleaning reminder of root system bed course.It is reminded by equipment buzz, dialog box, while benefit
Short message, which is sent, with gsm module mechanics of communication informs that the cleaning replacement of administrative staff's mobile phone is reminded.Dialog box is closed after the completion of cleaning
?.
The use of filter device further includes the cleaning reminder of slow sand filter 3.Slow sand filtration speed is with flowmeter or slow sand
The liquid level of liquid reserve tank changes to be monitored after filtering.When flowmeter flow velocity or liquid level variation are lower than the 30% of initial value, then
Slow sand filtration device clean prompting is carried out, is reminded by equipment buzz, dialog box, is sent using gsm module mechanics of communication
Short message informs administrative staff's mobile phone, and alert device need to carry out cleaning replacement.Dialog box is closed after the completion of cleaning.
Wherein biological cleaning case 2 is also equipped with self-cleaning function.According to preset time interval, biological cleaning case is carried out
2 automatic cleaning.Self-cleaning time is reached, then closes system inlet 1.When detecting that liquid level is 0 in biological cleaning case 2,
Then close 2 leakage fluid dram 27 of biological cleaning case and with slow sand water inlet 31.The inlet valve 215 at spray water inlet 214 is opened, is led to
Spray port is crossed, sprays into clear water into biological cleaning case 2.
Driving mechanism 218 and scalable control-rod 212 are opened simultaneously, adjusts scalable 212 length of control-rod, and then make soft
L-type is presented in brush 213, and facade is adjacent to side wall, and plane is adjacent to bottom.Under the drive of driving mechanism 218 and extension and contraction control bar 212,
Soft brush 213 is walked along guide rail 211, carries out the cleaning of side wall and bottom surface.For large-sized biological cleaning case 2, increase reciprocating
Track, the scalable elongation of control-rod 212 are laid flat L 213 facades of soft brush, move along reciprocating track and carry out bottom surface cleaning.
After cleaning, the sewage draining exit blowdown valve 217 of purifying box bottom end is opened, by waste liquid discharge system.After liquid level zero,
It is again turned on spray 214 inlet valve 215 of water inlet, while starting driving mechanism 218 and scalable control-rod 212, according to above-mentioned
Step carries out secondary cleaning, and sewage draining exit is kept it turning in secondary flushing process, and cleaning terminates, driving mechanism 218 and control
Bar, 213 playback of soft brush.Liquid level zero after sewage empties, closes blowdown valve 217.Complete the self-cleaning program of biological cleaning case 2.
Intelligence control system further includes that EC/pH sensor is installed at 2 inlet 1 of biological cleaning case, for detecting recycling
The EC of nutrient solution, pH value cooperate with irrigation system and carry out supplemental irrigation decision.When the EC value detected is higher compared with irrigation liquid larger
When, it prompts have salt separating/enriching in matrix, wash out amount need to be increased, to guarantee the stabilization of root system environment in matrix；When EC value is relatively low, then
It prompts root system nutrient supply insufficient, nutrient supply need to be increased.
When detection pH value it is higher, then prompt matrix environment meta-alkalescence, be unfavorable for root system and nutrient is absorbed and utilized, need into
The adjustment of row irrigation liquid, matrix pH value；When detection pH value is relatively low, then root system is in acidic environment, needs to drench matrix
It washes, improves the acidic environment of matrix rapidly, avoid influencing root growth.
Based on the various embodiments described above, a kind of nutrient solution filtering device designs biological cleaning case 2 based on organic mass cultivation,
Suction-operated is purified using aquatic floating plant, the pre-treatment of organic nutrient solution for cultivating is carried out, removes sticky organic matter and part mistake
Surplus nutrient, convenient for the further disinfection treatment of nutrient solution.
Organic nutrition liquid disinfectant is carried out using biological slow sand filtration method, the beneficial bacterium in nutrient solution is not destroyed, does not change
Nutrient solution prescription is suitable for organic farming enclosed circulation and produces.
It designs biological cleaning case 2 and contains self-stripping unit 210, pass through driving mechanism 218, guide rail 211, extension and contraction control bar
212, the cooperation of soft brush 213 and control system, realizes the self-cleaning of cabinet.Cleaning blowdown periodically can be carried out to biological cleaning case 2,
Guarantee the cleaning of biological cleaning case 2.
The slow sand filtration device of design is made of one or more slow sand filters 3, and there are exhausts at slow sand filter 3 top
Mouth 32 designs, it is ensured that pressure is stablized in device, while top and bottom are all made of and connect mode fastly, convenient for the clear of slow sand filtration device
It washes and the replacement of filtrate.
The filter device further includes, and for the set equipment, the mating dedicated control system of exploitation realizes system components
Stablize cooperation, guarantees Disinfection Effect.Control system's development has biological cleaning and slow sand filtration rate real time monitoring and interface simultaneously
With short message prompting function, it is convenient for practical operation.
The present embodiment provides a kind of nutrient solution filter method based on organic mass cultivation, this method based on the above embodiment
It include: that absorbing disinfection pretreatment is carried out to nutrient solution recovered liquid using the flourishing root system of water plant 22；By what is obtained after pretreatment
Recovered liquid is introduced into slow sand filtration device；Secondary sterilization filtration treatment is carried out to recovered liquid using slow sand filtration device.
A kind of nutrient solution filter method based on organic mass cultivation provided in this embodiment proposes to utilize water plant 22
The filtering disinfection of root system pre-processes the nutrient solution recovered liquid without native organic farming；Then slow sand filtration is used again
Secondary filter processing is carried out to nutrient solution.
Biofiltration can effectively go to take organic matter extra in nutrient solution, reduce the viscosity of nutrient solution, to make biology
Filtered nutrient solution solves the obstructing problem for directlying adopt slow sand filtration processing suitable for slow sand filtration processing, can be not
Disinfection is filtered to it under the premise of the nutrition composition and beneficial bacterium that destroy in nutrient solution, filtered nutrient solution can be direct
Recycling.
A kind of nutrient solution filter device and method based on organic mass cultivation provided by the present embodiment, mainly for having
Machine cultivates organic matter and beneficial microbe content height, big, the not easy to handle problem of recycling fluid viscosity in recovered liquid and proposes one kind
Biological slow sand filtration system and its application method.The preceding place that suction-operated carries out recycling nutrient solution is purified using water plant 22
Reason, reduces the viscosity of extraction raffinate, using slow sand filtration device, carries out biophysics filtering disinfection, removes pathogen therein
Etc. harmful substances, without change nutrient solution component.To realize the disinfection and recycling of organic nutrient solution for cultivating.
On the basis of the above embodiments, further, nutrient solution recovered liquid is carried out using water plant prosperity root system
The pretreated control process of absorbing disinfection include: detect biological cleaning case in the first liquid level, and with the first height threshold
It compares；First liquid level be lower than the first height threshold lower limit when, by nutrient solution recovered liquid introduce biological cleaning case in into
Row adsorption cleaning；When first liquid level is higher than the first height threshold upper limit, stop nutrient solution recovered liquid introducing biological cleaning
In case, biological cleaning process terminates.
It include: the slow sand mistake of detection using the control process that slow sand filtration device carries out secondary sterilization filtration treatment to recovered liquid
The second liquid level after filter in liquid reserve tank, and compared with the second height threshold；Second liquid level is lower than the second height
When bottom threshold, pretreated recovered liquid is introduced into slow sand filtration device and carries out secondary filter；Second liquid level is higher than
When the second height threshold upper limit, pretreated recovered liquid is introduced into slow sand filtration device by stopping, and slow sand filtration process terminates.
Biofiltration process and slow sand filtration process can carry out intelligent control, specific control process ginseng by controller
As described in above-described embodiment, repeat no more.
Biological cleaning case 2 is required to inspect periodically, clean or replace in use with slow sand filter 3, present apparatus configuration
There are biological cleaning rate and slow sand filtration rate real time monitoring function, the processing speed of device can be understood in real time, and in processing speed
It when rate is unsatisfactory for imposing a condition, issues and reminds, administrative staff is prompted to carry out necessary inspection and cleaning to the system.Biological cleaning
Case 2 has self-cleaning function.
Its biological cleaning case 2 and slow sand filtration device also can be used alone, for the recycling nutrition under different cultivation conditions
The disinfection treatment of liquid.Biological cleaning case 2 and slow sand filtration device can separately or concurrently with ultra violet sterilizer, ozonization plant
It matches, completes the purifying sterilizing of nutrient solution.
Further include the monitoring that EC, pH etc. is added in the application method of the present apparatus, by the monitoring to liquid physicochemical property is returned, comes
Auxiliary direction irrigation decision.
Embodiment 1:
2 inlet 1 of biological cleaning case is connected with organic mass cultivation nutrient solution recovered liquid liquid storage tank.After device starting,
In the control liquid level of main interface input biological cleaning case 2 and the control liquid level of the nutrient solution liquid reserve tank after slow sand filtration, it is
System enters operating status.
The liquid level in biological cleaning case 2 is detected first, and when liquid level is lower than setting liquid level, then 1 first valve 11 of inlet is opened
It opens, the organic nutrient solution for cultivating extraction raffinate in recovered liquid liquid storage tank flows into biological cleaning case 2 by inlet 1, deflector.When detection liquid level
Reach setting value, then closes 1 first valve 11 of inlet.Nutrient solution into biological cleaning case 2 first passes around aquatic floating plant
The purification suction-operated and the filtration of root system bed course 24 of object and its root zone flow into biological cleaning case by permeable hole 28
2 bottoms.
The liquid level for detecting 3 end liquid reserve tank of slow sand filter later sets liquid level when liquid level is lower than, then opens biological cleaning
Case 2 flows to the valve of slow sand filtration device, and extraction raffinate to be processed is made to flow into slow sand filtration dress via the leakage fluid dram 27 of purifying box bottom
It sets；Slow 32 valve of sand exhaust outlet is opened simultaneously, the gas in slow sand filter 3 is discharged, keeps the pressure in slow sand filter 3
Stablize.Drain tap is closed after exhaust.The nutrient solution of recycling is after slow sand filtration sterilizes, via the water outlet of slow sand filter 3
Mouthfuls 37 are discharged, and are pooled to the discharge of total outlet pipe 5, into treated liquid reserve tank.Complete a secondary pollutant slow sand filtration disinfecting process.
Filter method further includes the nutrient solution in the liquid reserve tank after sterilizing by slow sand filtration, ozonization is added, such as
It is further disinfected using nutrient solution of the aeration to liquid reserve tank.Or ultra violet sterilizer is added, after making disinfection
Nutrient solution is flowed into the ultra violet sterilizer after preheating by pipeline, is further disinfected.
2 inlet 1 of biological cleaning case and cultivation bed are exported to be connected directly by pipeline, can also biological cleaning case 2 into
EC/pH sensor is installed, for detecting EC, the pH value of recycling nutrient solution at liquid mouth 1.When the EC value detected is higher compared with irrigation liquid
When larger, prompt have salt separating/enriching in matrix, wash out amount need to be increased, to guarantee the stabilization of root system environment in matrix, when EC value is inclined
It is low, then it prompts root system nutrient supply insufficient, nutrient supply need to be increased.When detecting, pH value is higher, then prompts matrix environment meta-alkalescence,
It is unfavorable for root system nutrient is absorbed and utilized, needs to carry out the adjustment of irrigation liquid, matrix pH value；When detecting, pH value is relatively low, then
Root system is in acidic environment, needs to elute matrix, improves the acidic environment of matrix rapidly, avoids influencing root growth.
Further, the main body of slow sand filter 3 can be stainless steel material；The cabinet of biological cleaning case 2 can be environment-friendly PVC
Material.
A kind of nutrient solution filter device and method based on organic mass cultivation provided in this embodiment, for the prior art
Deficiency, a kind of biological slow sand filtration system and intelligent control method are provided.It is right using water plant 22 and its root system of prosperity
The recycling nutrient solution of organic farming carries out purification and absorbing disinfection pre-treatment, using slow sand filtration device, in nutrient solution
The sterilised filtration of germ progress more depth.
The catharsis of water plant 22 is mainly used for restoration of the ecosystem and sewage treatment.It is filled in soilless culture nutrient fluid processing
It is seldom applied in setting.The present embodiment uses Purification biotechnology, in conjunction with slow sand filtration, creates the biology based on organic mass cultivation
Slow sand filtration apparatus system and its intelligent control method solve the problems, such as that nutrient solution recovery processing is difficult in organic mass cultivation, promotees
Into the development of circulating organic farming.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (7)
1. a kind of nutrient solution filter device based on organic mass cultivation characterized by comprising biological cleaning case；The life
It is nutrient solution recovered liquid memory space in object purifying box, setting is filled for cultivating the cultivation of water plant in the biological cleaning case
It sets, so that the root system of water plant carries out absorbing disinfection pretreatment to nutrient solution recovered liquid.
2. the nutrient solution filter device according to claim 1 based on organic mass cultivation, which is characterized in that the cultivation
Device includes field planting plate and root system bed course；
The field planting plate and the root system bed course are horizontally placed on respectively inside the biological cleaning case, and the field planting plate and described
The edge of root system bed course is in close contact with the inner sidewall of the biological cleaning case respectively, and the field planting plate is arranged in the root system pad
The top of layer；
The field planting plate is arranged multiple for planting and fixing the implantation hole of water plant；
The root system bed course includes upper layer hydrophilic material and lower layer is waterproof or the weak pervious material bed of material, so that the root of water plant
It is permeable that system is provided with several between the field planting plate and the root system bed course, on the described waterproof or weak pervious material bed of material
Hole.
3. the nutrient solution filter device according to claim 2 based on organic mass cultivation, which is characterized in that the biology
Inlet is offered on the side wall of purifying box, the inlet is located at the top of the field planting plate；
Drainage plate is set between the inlet and the field planting plate；
Leakage fluid dram and sewage draining exit are offered in the bottom of the biological cleaning case.
4. the nutrient solution filter device according to claim 3 based on organic mass cultivation, which is characterized in that further include:
Guide rail, extension and contraction control bar and soft brush；
The guide rail is fixed at the lower section of the root system bed course, and a row or several rows is arranged in the length direction along the guide rail
Spray head, the spray head are connected with water-supply structure outside biological cleaning case；
One end of the extension and contraction control bar is connected with the guide rail, and the other end of the extension and contraction control bar installs the soft brush, institute
Soft brush is stated to contact with the inner sidewall of the biological cleaning case；
The extension and contraction control bar is connected with driving mechanism, and the driving mechanism drives the extension and contraction control bar to move along the guide rail
It is dynamic.
5. the nutrient solution filter device according to Claims 2 or 3 or 4 based on organic mass cultivation, which is characterized in that also
It include: the permeable partition of grid, side baffle and pillar；
The permeable partition of grid is in lattice structure, and the permeable partition of grid is located at the lower section of the root system bed course, the grid
The permeable partition of lattice is used to support the root system bed course；
At least one pillar is set between the permeable partition of the grid and the bottom of the biological cleaning case；
The side baffle is fixedly installed in the inner sidewall of the biological cleaning case, and the overlapping edges of the permeable partition of grid are described
On side baffle.
6. the nutrient solution filter device according to claim 4 based on organic mass cultivation, which is characterized in that further include:
At least one slow sand filter；The slow sand filter successively includes: upper connection, sap cavity to be processed, filter material from top to bottom
The bed of material, fast drainage layer and lower connector, are respectively set water inlet and exhaust outlet at the top of the upper connection, under described
Water outlet is arranged in the bottom of portion's connector；
The water inlet passes through connecting line respectively and is connected with the leakage fluid dram；The exhaust outlet is connected with total air escape pipe respectively；
The water outlet is connected with total outlet pipe respectively.
7. the nutrient solution filter device according to claim 6 based on organic mass cultivation, which is characterized in that further include:
Controller；Liquid level sensor is set in the biological cleaning case, is arranged back in the inlet or the biological cleaning case
Receive liquid property sensor；Setting blowdown valve is connected with sewage draining exit；The inlet is connected with the first valve；The leakage fluid dram and
Two valves are connected；Third valve is arranged in the water inlet；
The controller respectively with the liquid level sensor, recovered liquid property sensor, the first valve, the second valve, blowdown valve,
Third valve and driving mechanism are connected, and the information for being detected according to sensor controls each valve and whole device
System；
Wherein, the recovered liquid property sensor includes: EC and/or pH detection sensor.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108293869A (en) * | 2018-04-16 | 2018-07-20 | 北京农业智能装备技术研究中心 | A kind of nutrient solution filter device and method based on organic mass cultivation |
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