CN206078218U - Device of carbon dioxide gas fertilization of light temperature coupling - Google Patents
Device of carbon dioxide gas fertilization of light temperature coupling Download PDFInfo
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- CN206078218U CN206078218U CN201621062819.1U CN201621062819U CN206078218U CN 206078218 U CN206078218 U CN 206078218U CN 201621062819 U CN201621062819 U CN 201621062819U CN 206078218 U CN206078218 U CN 206078218U
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- carbon dioxide
- carbon
- ammonia
- gas separation
- sample cell
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
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- Cultivation Of Plants (AREA)
- Greenhouses (AREA)
- Treating Waste Gases (AREA)
Abstract
The utility model provides a device of carbon dioxide gas fertilization of light temperature coupling, including solar heat collection device, carbon ammonium sample cell and gas separation room, carbon ammonium sample cell and solar heat collection device are corresponding, and carbon ammonium sample cell passes through the hose intercommunication with the gas separation room, just the carbon dioxide who isolates in the gas separation room sends the greenhouse to through the pipeline. The utility model discloses an optical coupling is heated and is realized air feed as required, has practiced thrift carbon ammonium quantity greatly, has also reduced the running cost, has reduced the operation degree of difficulty, has solved the hungry problem of carbon dioxide in the greenhouse, has improved the output and the quality of greenhouse interplantation thing. Recovery to the aqueous ammonia has simultaneously realized cyclic utilization, can not produce the excessive and toxic phenomenon of ammonia of nitrogenous fertilizer. Ammonia recovery and the outer carbon dioxide of the absorption chamber that circulates realize the high -efficient of indoor carbon dioxide and supply, has solved the ammonia that ammonium bicarbonate directly decomposes fertilizing method and has polluted and the burn, greatly reduced the cost of carbon dioxide fertilization.
Description
Technical field
This utility model belongs to agricultural facility technical field, applies more particularly, to a kind of carbon dioxide of light temperature coupling
The device of fertilizer.
Background technology
Carbon dioxide fertilising is one of major measure that industrialized agriculture improves yield.Because greenhouse is relative closure
, when noon illumination is strong, photosynthesis cause indoor carbon dioxide concentration rapid decrease, cause photosynthetic rate to decline, and make crop
Yield is restricted.Traditional carbon dioxide arbitrary way is straw, coal, natural gas, biogas combustion, the side such as biofermentation
Formula, major defect is that quantitative control is more difficult, it is impossible to carry out gas fertilising on demand.Liquid CO 2 and dry ice, compressed air
Due to relatively costly, it is difficult to popularize, such as utility model patent 201310271182.1 liquid CO 2 supplement in steel cylinder
Carbon dioxide.With acids and carbonate reaction production carbon dioxide high cost, difficulty is promoted big.Such as utility model patent
200810085036.9 heat ammonium bicarbonate soln with electrical heating method, then absorb ammonia with water, directly apply fertilizer, and carbon dioxide is straight
Connect and be discharged in greenhouse.This method is used separately nitrogenous fertilizer and gas fertilising, and subject matter is nitrogenous fertilizer demand in unit area
Amount is far smaller than the demand of carbon dioxide, and every mu of greenhouse needs daily 22 kilograms of carbon dioxide, needs to consume 40 kilograms of carbon ammonium,
Considerably beyond crop nitrogen requirement, unnecessary nitrogenous fertilizer is caused to produce burn seedlings and waste；Gas fertilising simultaneously needs rule of thumb to control
Time processed and consumption, cause carbon ammonium consumption to increase, energy waste, but also need power equipment, so popularization is more difficult.
Utility model content
In view of this, this utility model is directed to a kind of device of the carbon dioxide fertilising of light temperature coupling, to solve
Deficiency certainly of the prior art.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of device of the carbon dioxide fertilising of light temperature coupling, including solar energy heat collector, carbon ammonium sample cell with
And gas separation chamber, the carbon ammonium sample cell is corresponding with solar energy heat collector, and carbon ammonium sample cell is logical with gas separation chamber
Cross the carbon dioxide isolated in soft pipe connection, and the gas separation chamber and greenhouse is sent to by pipeline.
Further, the solar energy heat collector is solar energy condenser lens, and the carbon ammonium sample cell is poly- positioned at solar energy
In the focus of light microscopic.
The high temperature higher than 60 degrees Celsius is provided by solar energy condenser lens, heating solid ammonium bicarbonate decomposes it and produces two
Carbonoxide, water and ammonia, supplement illumination and carbon dioxide and are coupled, and make photosynthesis and carbon assimilation collaboration, are effectively increased work
Produce amount, improves crop quality, while avoiding the waste of carbon ammonium and carbon dioxide；
Further, reflecting coating is scribbled on the inside of the solar energy condenser lens, optically focused ratio is in 2-30, slot type or dish
Formula, is one-dimensional tracking sun condenser lenss.
Further, the solar energy heat collector is solar heat-collection plate, and the sunny slope of the solar heat-collection plate is applied
There is the heat absorbing coating of black；The solar heat-collection plate is flat ceramics, the strong plastic plate of metal or weatherability, be it is one-dimensional with
Track sun set hot plate, and collecting plate opaco is provided with aqueduct, aqueduct difference water inlet and outlet are located at respectively collecting plate
Both sides, and water inlet be located at collecting plate lower section, outlet be located at collecting plate top, outlet with its above spiral type
Coil pipe is connected, and the carbon ammonium sample cell 2 is located at the inside of spiral coil and is close to spiral coil.Being capable of the most cold moon in the winter time
Fine day noon the pure coolant-temperature gage inside collecting plate is heated to into more than 60 DEG C, outlet pipe of the sample cell in collecting plate top
Coil pipe is close in the inside of spiral coil, and sample cell is that heat conductivity is good, and more than 400 DEG C materials of high temperature resistant are made；
Further, the gas separation chamber is two-compartment container, and upper space volume is 2 with lower space volume:1, in
Portion's air inlet is connected to carbon ammonium sample cell.
Further, also including ammonia absorption tower and acid solution clarifier-tank, gas separation chamber top gas outlet
By soft pipe connection in ammonia absorption tower, bottom gas outlet passes through soft pipe connection in acid solution clarifier-tank, and has heat-insulation layer bag
Wrap up in outer layer.
Further, the air inlet of the acid solution clarifier-tank is in solution bottom, and admission line is netted air inlet pipe, net
Eye is 50-40 mesh, is acid solution in solution pool, and solution pool is acid-proof material, solution pool be it is closed, top have collection QI KOU and
Greenhouse passes through pipeline communication.
Further, the ammonia absorption tower is the overall hermetically sealed container higher than gas separation chamber top gas outlet, is pushed up
There is cold water spray device in portion, and ammonia collection device is arranged at bottom, and ammonia collection device is provided with gas outlet.
One kind carries out fertilizing method using device as above, and by solar collector carbon ammonium sample cell is heated, and makes
Ammonium bicarbonate breaks down therein；Preliminary multi_layer extraction is carried out in gas separation chamber according to the difference of specific gravity of gas, by gas
Lower air is sloughed the ammonia in carbon dioxide by acid solution clarifier-tank by separation chamber bottom gas outlet, by carbon dioxide
Greenhouse is sent to by pipeline and isolates carbon dioxide for meeting the photosynthetic needs of hothouse plants；Gas separation chamber top gas outlet connects
It is connected to ammonia absorption tower, gas is reclaimed ammonia and aqueous vapor by ammonia absorption tower, for the neutralization of carbon dioxide outside night room,
Realize recycling for ammonia.
This utility model heats the ammonium hydrogen carbonate in sample cell by solar energy condenser lens or heat collector panel, produces titanium dioxide
Carbon, water and ammonia, initial gross separation is realized by proportion stratification in gas separation chamber, is absorbed by top gas outlet and ammonia
Tower is connected, and using cold water spray Ammonia recovery is realized；Acid solution clarifier-tank is led to by bottom gas outlet, unnecessary ammonia is filtered
Gas, it is to avoid burn seedlings, the gentle body fertilising pipeline of clarifier-tank upper-part centralized QI KOU is connected, and into Greenhouse carbon dioxide is enriched.
Relative to prior art, the device of the carbon dioxide fertilising of light temperature coupling described in the utility model and side
Method, has the advantage that：
(1) this utility model decomposes solid ammonium bicarbonate by adopting solar energy heating, it is achieved that the gentle dioxy of light
The coupling of change carbon fertilising, when illumination is sufficient, temperature is raised, photosynthesis strengthen, after a while indoor carbon dioxide concentration
Reduction is opened, carbon dioxide is just required supplementation with, this utility model realizes energy control for need by optical coupling heating, without illumination, plant
Carbon dioxide is not needed, without supplementing carbon dioxide；Only when illumination is sufficient, could heat resolve carbon ammonium generation titanium dioxide
Carbon, realizes and applies fertilizer on demand, greatlys save carbon ammonium consumption, decreases running cost, reduces operation difficulty, solves temperature
The hungry problem of carbon dioxide, improves the yield and quality of greenhouse implants in room.The recovery of ammonia is realized simultaneously is followed
Ring is utilized, and will not produce excessive and Ammonia toxicity the phenomenon of nitrogenous fertilizer.Carbon dioxide outside Ammonia recovery and cyclic absorption room, realizes
The efficient supplement of indoor carbon dioxide, solves the ammonia pollution of ammonium hydrogen carbonate Direct Resolution fertilizing method and burns, and drops significantly
The low cost of carbon dioxide fertilization.
(2) device described in the utility model, heats carbon ammonium, it is not necessary to power supply by solar energy condenser lens or heat collector panel,
The pressure differential produced after decomposition, to indoor release, it is not necessary to power-equipment, it is not required that artificial operation, it is only necessary to more
Vary QC.Each sample cell 20kg, every mu of heliogreenhouse meets the carbon dioxide of a day by only needing to 2 sample cells
Supplementary needs.This utility model consumes daily carbon ammonium 40kg/ mu, 32 yuan of cost, than 50 yuan cheap 36% of combustion of coke.By
In recycling for ammonia is realized, calculate according to the ammonia of loss 5%-10% daily, carbon ammonium 2-4kg is only consumed daily, into
Originally 1.6-3.2 units/mu is reduced to, with extremely strong competitiveness.By enriching carbon dioxide under equal conditions, crop yield increases
Plus 10%-35%, when the collaboration of light temperature is optimal, every square metre of dry matter production reaches 3-7 kilogram/year, and yield of vegetables reaches 60-
The gas fertilising cost of per mu of 80kg/m2. is that 500-1000 units are annual, increases production 1000-3000 kilogram, increases output value 2000-
6000 yuan, investment return ratio reaches 1:2 to 1:6, with higher promotional value.
Description of the drawings
The accompanying drawing for constituting a part of the present utility model is used for providing further understanding to of the present utility model, and this practicality is new
The schematic description and description of type is used to explain this utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is a kind of the simple of the device of the carbon dioxide fertilising of the light temperature coupling described in this utility model embodiment
Structural representation.
Description of reference numerals：
1 is solar energy condenser lens, and 2 is carbon ammonium sample cell, and 3 is gas separation chamber, and 4 is ammonia absorption tower, and 5 is acid solution
Clarifier-tank, 6 be ammonia collection vessel, 7 flexible pipes, 8 is gas outlet..
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in this utility model can
To be mutually combined.
Below with reference to the accompanying drawings and in conjunction with the embodiments describing this utility model in detail.
A kind of device of the carbon dioxide fertilising of light temperature coupling, including solar energy heat collector, carbon ammonium sample cell with
And gas separation chamber 3, the carbon ammonium sample cell 2 is corresponding with solar energy heat collector, and carbon ammonium sample cell 2 and gas separation chamber
3 are connected by flexible pipe 7, and the carbon dioxide isolated in the gas separation chamber 3 is sent to greenhouse by pipeline.
The gas separation chamber 3 is two-compartment container, and upper space volume is 2 with lower space volume:1, middle part air inlet
It is connected to carbon ammonium sample cell.
Also include ammonia absorption tower 4 and acid solution clarifier-tank 5, the top gas outlet of the gas separation chamber 3 is by soft
Pipe 7 is communicated in ammonia absorption tower 4, and bottom gas outlet is communicated in acid solution clarifier-tank 5 by flexible pipe 7, and has heat-insulation layer to wrap up
Outer layer.
The air inlet of the acid solution clarifier-tank 5 is netted air inlet pipe in solution bottom, admission line, and mesh is 50-
It is acid solution in 40 mesh, solution pool, solution pool is acid-proof material, and solution pool is closed, and top has collection QI KOU and greenhouse logical
Piping is connected.
The ammonia absorption tower 4 is the overall hermetically sealed container higher than the top gas outlet of gas separation chamber 3, and cold water is arranged at top
Ammonia collection device 6 is arranged at spray equipment, bottom, and ammonia collection device 6 is provided with gas outlet 8.
Embodiment one
As shown in figure 1, a kind of device of the carbon dioxide fertilising of light temperature coupling, including structure as above, and
The solar energy heat collector is solar energy condenser lens 1, and the carbon ammonium sample cell 2 is located in the focus of solar energy condenser lens 1.
The inner side of the solar energy condenser lens 1 scribbles reflecting coating, and optically focused ratio, in 2-30, slot type or dish-style, is one
Dimension sun tracking light focusing mirror.
By the hydrocarbon sample pipe 2 that is placed in optically focused mirror foci of heating of solar energy condenser lens 1 so as in ammonium hydrogen carbonate point
Solution；Preliminary multi_layer extraction is carried out in gas separation chamber 3 according to the difference of specific gravity of gas, by the bottom outlet of gas separation chamber 3
Lower air is isolated carbon dioxide for meeting the photosynthetic needs of hothouse plants, the top gas outlet connection of gas separation chamber 3 by mouth
Ammonia recycle is utilized in ammonia absorption tower 4；And the ammonia in carbon dioxide is sloughed by acid solution clarifier-tank 5, by two
Carbonoxide is sent to greenhouse by the gas pipeline that applies fertilizer, by the top gas outlet of gas separation chamber 3 by the upper gas of gas separation chamber 3
Ammonia and aqueous vapor are reclaimed by ammonia absorption tower, is circulated utilization.
When fine day, sunlight is shone on condenser lenss, and temperature heats up quickly.Plant photosynthesis are also increasingly stronger, and carbon dioxide is needed
More and more, substantial amounts of carbon dioxide is released in advance in now carbon ammonium decomposition, meets plant growing.
The optically focused ratio of solar energy condenser lens 1 used is 1～10, and light harvesting area is 18 square metres, and collection area is wide by 3
Rice, long 6 meters, 1 meter of the length of sample cell 2, totally 6, each can accommodate carbon ammonium 7kg.When the sun rises, sample cell is heated, in sample cell
When portion's temperature is increased to more than 60 DEG C, carbon ammonium starts to decompose, and produces pressure, is sent in gas separation chamber 3.Ammonia is upwards by ammonia
Water in aspiration tower 4 absorbs, and carbon dioxide is entered in greenhouse for plant application after being purified by bottom acid solution clarifier-tank 5.
When illumination is weaker, cloudy, sleet sky when, temperature is low in sample cell, and carbon ammonium is not decomposed, and does not work, and plant is by exhaling
Inhaling the carbon dioxide for producing can carry out faint photosynthesis, or not need QI invigorating.
This device at noon when, the carbon ammonium on the same day can all decompose, produce 21 kilograms of carbon dioxide, disclosure satisfy that per mu
Heliogreenhouse (calculating according to 500 square metres of effective areas) C4 plants continue the carbon dioxide that high intensity photosynthesis need
Amount, can meet the carbon dioxide of 10,000 kilograms of vegetables of per mu yield and fruit plant growth needs.
Embodiment two
A kind of device of the carbon dioxide fertilising of light temperature coupling, including structure as above, and the solar energy
Heat collector is solar heat-collection plate, and the sunny slope of the solar heat-collection plate scribbles the heat absorbing coating of black；The solar energy
Collecting plate is flat ceramics, the strong plastic plate of metal or weatherability, is one-dimensional tracking sun set hot plate, and collecting plate opaco
Aqueduct is provided with, aqueduct difference water inlet and outlet are respectively positioned at the both sides of collecting plate, and water inlet is located at collecting plate
Lower section, outlet is located at the top of collecting plate, and outlet is connected with the spiral coil above it, the carbon ammonium sample cell 2
In the inside of spiral coil and it is close to spiral coil.
When there is lasting illumination, solar irradiation is mapped on solar energy heat collector, is heated by solar energy heat collector
The hydrocarbon sample pipe 2 being placed in the spiral coil on top so as in ammonium bicarbonate breaks down；Existed according to the difference of specific gravity of gas
Preliminary multi_layer extraction is carried out in gas separation chamber 3, lower air is isolated by titanium dioxide by the bottom gas outlet of gas separation chamber 3
Carbon is used to meet the photosynthetic needs of hothouse plants, and separation chamber top gas outlet is connected to ammonia absorption tower 4 utilizes ammonia recycle；And
And the ammonia in carbon dioxide is sloughed by acid solution clarifier-tank 5, carbon dioxide is sent to into greenhouse by gas fertilising pipeline,
The upper gas of gas separation chamber 3 are returned ammonia and aqueous vapor by ammonia absorption tower 4 by the bottom gas outlet of gas separation chamber 3
Receive, be circulated utilization.
When the gas concentration lwevel in the photosynthetic of a whole morning, greenhouse drops to low spot, carbon starvation is formed, affect plant
Growing way and yield, affect accumulation of photosynthate.Now need most supplementary carbon dioxide.Through the Exposure to Sunlight of a whole morning, solar energy collection
Thermal makes the water temperature of inside reach 60-100 DEG C, heats the carbon ammonium sample cell on top, decomposes carbon ammonium and produces substantial amounts of dioxy
Change carbon, meet the photosynthetic needs of plant, improve crop yield and quality.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit this utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in this utility model
Protection domain within.
Claims (8)
1. the device that a kind of carbon dioxide of light temperature coupling applies fertilizer, it is characterised in that：Including solar energy heat collector, carbon ammonium
Sample cell (2) and gas separation chamber (3), the carbon ammonium sample cell (2) is corresponding with solar energy heat collector, and carbon ammonium sample
Pipe (2) is connected with gas separation chamber (3) by flexible pipe (7), and the carbon dioxide isolated in the gas separation chamber (3) passes through
Pipeline is sent to greenhouse.
2. the device that the carbon dioxide of light temperature coupling according to claim 1 applies fertilizer, it is characterised in that：The sun
Energy heat collector is solar energy condenser lens (1), and the carbon ammonium sample cell (2) is in the focus of solar energy condenser lens (1).
3. the device that the carbon dioxide of light temperature coupling according to claim 2 applies fertilizer, it is characterised in that：The sun
Reflecting coating can be scribbled on the inside of condenser lenss (1), optically focused ratio, in 2-30, slot type or dish-style, is one-dimensional tracking sun optically focused
Mirror.
4. the device that the carbon dioxide of light temperature coupling according to claim 1 applies fertilizer, it is characterised in that：The sun
Energy heat collector is solar heat-collection plate, and the sunny slope of the solar heat-collection plate scribbles the heat absorbing coating of black；The sun
Energy collecting plate is the strong plastic plate of flat ceramic, metal or weatherability, is one-dimensional tracking sun set hot plate, and thermal-arrest backboard is positive
Face is provided with aqueduct, and aqueduct difference water inlet and outlet are respectively positioned at the both sides of collecting plate, and water inlet is located at collecting plate
Lower section, outlet is located at the top of collecting plate, and outlet is connected with the spiral coil above it, the carbon ammonium sample cell
(2) positioned at the inside of spiral coil and it is close to spiral coil.
5. the device that the carbon dioxide of the light temperature coupling according to any one of Claims 1 to 4 applies fertilizer, its feature exists
In：The gas separation chamber (3) is two-compartment container, and upper space volume is 2 with lower space volume:1, the connection of middle part air inlet
In carbon ammonium sample cell.
6. the device that the carbon dioxide of light temperature coupling according to claim 5 applies fertilizer, it is characterised in that：Also include ammonia
Aspiration tower (4) and acid solution clarifier-tank (5), gas separation chamber (3) the top gas outlet is communicated in by flexible pipe (7)
Ammonia absorption tower (4), bottom gas outlet is communicated in acid solution clarifier-tank (5) by flexible pipe (7), and has heat-insulation layer parcel outer
Layer.
7. the device that the carbon dioxide of light temperature coupling according to claim 6 applies fertilizer, it is characterised in that：The acidity
In solution bottom, admission line is netted air inlet pipe to the air inlet in solution purification pond (5), and mesh is 50-40 mesh, is in solution pool
Acid solution, solution pool is acid-proof material, and solution pool is closed, and top has collection QI KOU and greenhouse to pass through pipeline communication.
8. the device that the carbon dioxide of light temperature coupling according to claim 6 applies fertilizer, it is characterised in that：The ammonia
Absorption tower (4) is the overall hermetically sealed container higher than gas separation chamber (3) top gas outlet, and cold water spray device is arranged at top, under
There is ammonia collection device (6) in portion, and ammonia collection device (6) is provided with gas outlet (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621062819.1U CN206078218U (en) | 2016-09-18 | 2016-09-18 | Device of carbon dioxide gas fertilization of light temperature coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621062819.1U CN206078218U (en) | 2016-09-18 | 2016-09-18 | Device of carbon dioxide gas fertilization of light temperature coupling |
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| Publication Number | Publication Date |
|---|---|
| CN206078218U true CN206078218U (en) | 2017-04-12 |
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ID=58479301
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621062819.1U Active CN206078218U (en) | 2016-09-18 | 2016-09-18 | Device of carbon dioxide gas fertilization of light temperature coupling |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106489615A (en) * | 2016-09-18 | 2017-03-15 | 大顺国际花卉股份有限公司 | A kind of device and method of the carbon dioxide fertilising of light temperature coupling |
| TWI642355B (en) * | 2017-08-16 | 2018-12-01 | 國立高雄科技大學 | Carbon dioxide supply system |
| CN109006382A (en) * | 2018-07-27 | 2018-12-18 | 赵阳 | A kind of automatic drip-irrigation device of selectivity supply carbon dioxide |
| CN109105214A (en) * | 2018-07-27 | 2019-01-01 | 赵阳 | A kind of agricultural water source and appliance for applying carbon dioxide |
-
2016
- 2016-09-18 CN CN201621062819.1U patent/CN206078218U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106489615A (en) * | 2016-09-18 | 2017-03-15 | 大顺国际花卉股份有限公司 | A kind of device and method of the carbon dioxide fertilising of light temperature coupling |
| TWI642355B (en) * | 2017-08-16 | 2018-12-01 | 國立高雄科技大學 | Carbon dioxide supply system |
| CN109006382A (en) * | 2018-07-27 | 2018-12-18 | 赵阳 | A kind of automatic drip-irrigation device of selectivity supply carbon dioxide |
| CN109105214A (en) * | 2018-07-27 | 2019-01-01 | 赵阳 | A kind of agricultural water source and appliance for applying carbon dioxide |
| CN109006382B (en) * | 2018-07-27 | 2020-10-20 | 徐州天骋智能科技有限公司 | Automatic drip irrigation device capable of selectively supplying carbon dioxide |
| CN109105214B (en) * | 2018-07-27 | 2020-12-04 | 灵璧县浩翔信息科技有限公司 | Water source and carbon dioxide feeding device for agriculture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Device and method for photo-temperature coupled carbon dioxide gas fertilization Effective date of registration: 20190219 Granted publication date: 20170412 Pledgee: Tianjin Caixin Huitong small loan Co., Ltd. Pledgor: DASHUN INTERNATIONAL FLOWER CO., LTD. Registration number: 2019120000007 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200817 Granted publication date: 20170412 Pledgee: Tianjin Caixin Huitong small loan Co.,Ltd. Pledgor: DASHUN INTERNATIONAL FLOWER Co.,Ltd. Registration number: 2019120000007 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |