CN213029408U - Slot type soilless culture device - Google Patents
Slot type soilless culture device Download PDFInfo
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- CN213029408U CN213029408U CN202021144262.2U CN202021144262U CN213029408U CN 213029408 U CN213029408 U CN 213029408U CN 202021144262 U CN202021144262 U CN 202021144262U CN 213029408 U CN213029408 U CN 213029408U
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- 239000007788 liquid Substances 0.000 claims abstract description 117
- 239000003337 fertilizer Substances 0.000 claims abstract description 41
- 238000003973 irrigation Methods 0.000 claims abstract description 41
- 230000002262 irrigation Effects 0.000 claims abstract description 41
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 230000004720 fertilization Effects 0.000 claims description 45
- 238000004891 communication Methods 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 10
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 241000238631 Hexapoda Species 0.000 claims description 2
- 235000015097 nutrients Nutrition 0.000 abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 16
- 125000004122 cyclic group Chemical group 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 6
- 239000003621 irrigation water Substances 0.000 description 6
- 210000003608 fece Anatomy 0.000 description 5
- 239000010871 livestock manure Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000004064 recycling Methods 0.000 description 5
- 238000004659 sterilization and disinfection Methods 0.000 description 4
- 241001494479 Pecora Species 0.000 description 3
- 244000052616 bacterial pathogen Species 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 229930014626 natural product Natural products 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010921 garden waste Substances 0.000 description 1
- 238000010413 gardening Methods 0.000 description 1
- 235000021384 green leafy vegetables Nutrition 0.000 description 1
- 238000003898 horticulture Methods 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 229910052902 vermiculite Inorganic materials 0.000 description 1
- 235000019354 vermiculite Nutrition 0.000 description 1
- 239000010455 vermiculite Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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Classifications
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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
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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- Fertilizing (AREA)
Abstract
The utility model provides a ground slotted soilless culture device, which comprises a culture groove and an irrigation system for providing irrigation liquid for the culture groove; the cultivation groove comprises a groove formed by digging a groove on the ground, and a film, an insect-proof net and a substrate which are sequentially arranged in the groove from the bottom to the upper part of the groove, wherein a collecting pipe positioned between the film and the insect-proof net is arranged at the bottom of the groove, and the collecting pipe comprises a pipe body and small through holes which are arranged on the side wall of the pipe body at intervals. Irrigation liquid in the cultivation tank is collected and recovered through the collecting pipe, and guarantee is provided for subsequent treatment and cyclic utilization of nutrient solution, so that water resources and fertilizer resources are saved.
Description
Technical Field
The utility model belongs to facility horticulture soilless culture field, in particular to grooved simple and easy soilless culture device in ground.
Background
At present, with the development of modern facility gardening industry, the greenhouse production scale in China is continuously increased, the greenhouse production is not limited by regions and seasons, and the material living level of people is greatly enriched. At the present stage, in the soilless substrate cultivation and the use process of the nutrient solution, a lot of germs are bred to induce root-borne diseases, so that the yield of crops is reduced, the quality of the crops is reduced, the polluted nutrient solution cannot be recycled, and the waste of water and fertilizer is caused. How to recycle the nutrient solution after irrigation and reuse the nutrient solution after disinfection, reduce the waste of the nutrient solution, improve the utilization efficiency of water and fertilizer, reduce the pollution to water, soil and environment and gradually become the concern of people. Therefore, a circulating cultivation device is needed to realize the recycling after collecting, temporarily storing and disinfecting the excessive irrigation nutrient solution in the cultivation process.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one aspect of the above technical problems, an embodiment of the present invention provides a ground-grooved soilless culture device, including a culture tank and an irrigation system for providing irrigation liquid to the culture tank; the cultivation groove comprises a groove formed by digging a groove on the ground, and a film, an insect-proof net and a substrate which are sequentially arranged in the groove from the bottom to the upper part of the groove, wherein a collecting pipe positioned between the film and the insect-proof net is arranged at the bottom of the groove, and the collecting pipe comprises a pipe body and small through holes which are arranged on the side wall of the pipe body at intervals.
According to the utility model discloses a ground slot type soilless culture device's an preferred embodiment the outside of collector pipe is provided with the fly net with wrapping up.
In another preferred embodiment of a ground slotted soilless culture device according to the present invention, the irrigation system comprises a liquid reservoir, a liquid supply header in fluid communication with the liquid reservoir, a liquid supply line in fluid communication with the liquid supply header and supplying irrigation liquid to the cultivation tank, a liquid return line for recovering irrigation liquid from the cultivation tank, and a liquid return collection processing assembly in fluid communication with the liquid return line.
According to another preferred embodiment of the ground slotted soilless culture device of the present invention, the liquid supply header comprises a main control valve and a fertilization control assembly communicatively connected to and disposed downstream of the main control valve.
In still another preferred embodiment according to the utility model discloses a ground open flume type soilless culture device, the fertilization control subassembly includes parallel connection's main fertilization pipeline and fertilization branch road, the fertilization control subassembly is including setting up main fertilization valve on the main fertilization pipeline and through the first fertilization branch road and the second fertilization branch road of fertilization branch road are connected to respectively the venturi fertilizer applicator in the upper reaches and the low reaches of main fertilization valve.
According to the utility model discloses a ground open flume type soilless culture device's still a preferred embodiment set up first control fertilization valve on the first fertilization branch road set up second control fertilization valve on the second fertilization branch road.
In yet another preferred embodiment of the ground slotted soilless culture apparatus according to the present invention, said first control fertilizing valve is located upstream of said main fertilizing valve and disposed between said main fertilizing valve and said venturi fertilizer applicator, said second control fertilizing valve is located downstream of said main fertilizing valve and disposed between said main fertilizing valve and said venturi fertilizer applicator.
According to another preferred embodiment of the open-slot type soilless culture device of the present invention, the liquid supply header includes a filter disposed downstream of the fertilization control assembly.
In a further preferred embodiment of the ground grooved soilless culture apparatus according to the present invention, the liquid supply line includes a liquid supply main line connected with the liquid supply header portion, a liquid supply branch line branched from the liquid supply main line to the culture tank, and a drip irrigation tape connected with the liquid supply branch line in circulation.
According to the utility model discloses a ground open flume type soilless culture device's still a preferred embodiment the last drip irrigation control valve that sets up of confession liquid branch pipeline.
Compared with the prior art, the utility model discloses at least one among the following beneficial effect has:
(1) the soilless culture substrate adopts organic raw materials such as garden waste, biogas residues, sheep manure and the like, so that natural products are fully utilized, waste of the waste is avoided, recycling of the waste is realized, and the cost is saved;
(2) the collecting pipe is arranged in the cultivation groove of the ground slotted soilless cultivation device, so that the collection and recovery of the nutrient solution in the cultivation groove are realized, conditions are provided for the subsequent treatment and the cyclic utilization of the nutrient solution, and water resources and fertilizer resources are saved;
(3) the multifunctional slot type soilless culture device can be used for multiple purposes through the configured liquid supply header, an irrigation system in the device can be used for directly applying nutrient solution or irrigation water, and the requirement of automatically distributing the nutrient solution by using clear water and then irrigating can be met, so that the investment cost is saved in equipment investment;
(4) according to the utility model, the ground slotted soilless culture device provides a hardware basis for realizing the disinfection of the nutrient solution, so that pathogenic bacteria in the nutrient solution can be killed by providing the disinfection device, and the safe and repeated utilization of the nutrient solution is ensured;
(5) through the setting of control system, the automatic control of ground slotted soilless culture device can be realized, thereby greatly saving manpower, improving the utilization rate and the use efficiency, and saving the cost of manpower and material resources.
Drawings
Other objects and advantages of the present invention will become apparent from the following description of the invention, which is made with reference to the accompanying drawings, and can help to provide a thorough understanding of the present invention.
FIG. 1 is a schematic structural view of a ground grooved soilless culture device according to the utility model; and
fig. 2 is a longitudinal sectional view of a cultivation tank of the ground groove type soilless cultivation device according to the utility model.
It is noted that the drawings are not necessarily to scale and are merely illustrative in nature and not intended to obscure the reader.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the drawings of the embodiments of the present invention will be combined below to clearly and completely describe the technical solutions of the present invention. It is to be understood that the described embodiment is one embodiment of the invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs.
The utility model aims at solving the problem that the liquid manure that can not collect, disinfect and cyclic utilization arouses is extravagant, the polluted environment in the current matrix cultivation in-process to and among the prior art liquid manure waters and liquid manure need adopt two sets of different equipment completely with applying simultaneously and lead to the wasting of resources's problem. The utility model provides a simple structure, with low costs, nutrient solution use safely at cultivation in-process to realize nutrient solution cyclic utilization's closed soilless culture device. According to the utility model discloses a soilless culture device has improved the utilization ratio of nutrient solution, has reduced the waste of nutrient solution, is applicable to the matrix cultivation that carries out fruit vegetables and leaf vegetables in the greenhouse. Meanwhile, the process of independently irrigating nutrient solution and simultaneously applying the water and fertilizer mixed with the liquid fertilizer in the water irrigation process can be realized by using the same set of equipment, so that the investment cost of the equipment is saved, and the utilization rate of the equipment is improved.
The utility model provides a ground slot type soilless culture device 10, as shown in figure 1, this ground slot type soilless culture device 10 includes cultivation groove 12 and is used for providing for cultivation groove 12 for example for the irrigation system 14 of the irrigation liquid of nutrient solution or irrigation water. The cultivation trough 12 is formed by digging a trough on the ground, and for example, a trench 121 having an upper opening size equal to or larger than a bottom size can be dug on the ground, as shown in fig. 2. Then, a film 122 and an insect-proof net 123 are sequentially disposed in the groove 121 from the bottom to the top of the groove 121, where the film 122 and the insect-proof net 123 cover the entire inner surface of the groove 121, and a substrate 125 is placed on the insect-proof net 123. Further, in order to collect the nutrient solution or water irrigated in the substrate 125 in the groove 121, a manifold 124 is provided at the bottom of the groove 121 between the film 122 and the insect-proof net 123, and the manifold 124 collects the excess nutrient solution or water irrigated in the cultivation tank 12, so that the collected nutrient solution or water can be recycled by the irrigation device 14. Here, the manifold 124 may include a pipe body and through-holes provided at intervals on a sidewall of the pipe body. For example, the collecting pipe 124 may be made of a PVC pipe with an outer diameter of 25mm, one or more small holes are formed in the sidewall of the PVC pipe at predetermined intervals, for example, the interval may be set to 10cm, the diameter of the small hole may be set to 5mm, and of course, the sidewall of the PVC pipe may be randomly formed with small holes; in addition, an insect screen may be wrapped around the outside of the manifold 124 to prevent the substrate 125 from clogging the pores of the manifold 124.
Referring again to fig. 1, the structure of the irrigation system 14 of the ground slot type soilless culture device 10 according to the present invention will be described in detail. The irrigation system 14 includes a reservoir 141, a supply header 142 in fluid communication with the reservoir 141, a supply line 143 in fluid communication with the supply header 142 and supplying irrigation liquid to the growth tank 12, a return line 145 for recovering irrigation liquid from the growth tank 12, and a return collection and processing assembly 146 in fluid communication with the return line 145. The reservoir 141 is used for storing irrigation liquid, such as water, and may also be prepared nutrient solution. The liquid supply header 142 controls the supply of liquid from the liquid reservoir 141 to the liquid supply line 144, and may control the flow rate of liquid, the addition of liquid fertilizer to liquid, or the like, for example. Liquid from the liquid supply head part 142 can be supplied into the cultivation tank 12 through the liquid supply pipe 144, and at the same time, excess liquid in the cultivation tank 12 can be collected by the manifold 124 provided at the bottom of the trench 121, and recovered through the liquid return pipe 145 communicating with the manifold 124, so that the corresponding collection processing is performed by the liquid return collection processing unit 146. In order to supply the liquid in the liquid reservoir 141 to the liquid supply head 142, a liquid supply pump 1411 is provided in the liquid reservoir 141.
According to the utility model discloses a ground fluting formula soilless culture device 10's irrigation system 14 supplies liquid prelude 142 includes main control valve 1421 and is connected with main control valve 1421 communicatingly and set up fertilization control subassembly 1422 in main control valve 1421's low reaches, and main control valve 1421 can be used for controlling the speed that liquid was used to cultivation groove 12, and it can be manual control's ball valve, also can be automatic control's solenoid valve. The fertilization control assembly 1422 includes a main fertilization line 1423 and a fertilization branch connected in parallel, and the fertilization control assembly 1422 further includes a main fertilization valve 1424 disposed on the main fertilization line 1423 and a venturi fertilizer 1427 connected to upstream and downstream of the main fertilization valve 1424 through first and second fertilization branches 1425 and 1426 of the fertilization branch, respectively. Further, in order to more precisely control the amount of the liquid fertilizer applied into the main fertilizing line 1423 through the venturi fertilizer applicator 1427, a first control fertilizing valve 1428 is provided on the first fertilizing branch 1425, and a second control fertilizing valve 1429 is provided on the second fertilizing branch 1426, that is, the first control fertilizing valve 1428 is provided upstream of the main fertilizing valve 1424 and between the main fertilizing valve 1424 and the venturi fertilizer applicator 1427, the second control fertilizing valve 1429 is provided downstream of the main fertilizing valve 1424 and between the main fertilizing valve 1424 and the venturi fertilizer applicator 1427, the liquid inlet line of the venturi fertilizer applicator 1427 may be connected to the liquid fertilizer container 1430, the differential pressure between both sides of the venturi fertilizer applicator 1427 is controlled by controlling the opening degree of the first control fertilizing valve 1428 and/or the second control fertilizing valve 1429, thereby controlling the amount of the liquid fertilizer applied into the main fertilizing line 1423 through the venturi fertilizer applicator 1427, thereby controlling the concentration of fertilizer in the irrigation water. Further, the supply header 142 of the irrigation system 14 may also include a filter 1431 disposed downstream of the fertilization control assembly 1422 for filtering the liquid being irrigated to prevent subsequent clogging.
The supply line 144 of the irrigation system 14 may be in fluid communication with the filter 1431 for receiving liquid from the filter 1431. According to the utility model discloses a ground open slot type soilless culture device 10 can be provided with a plurality of cultivation grooves 12, and each cultivation groove 12 all is connected to irrigation system 14's confession liquid prelude 142 through supplying liquid pipeline 144. The liquid supply line 144 includes a liquid supply main line 1441 communicatively connected to the liquid supply header 142, a liquid supply branch line 1442 branching from the liquid supply main line 1441 to each of the culture tanks 12, and drip tapes 1443 fluidly connected to the liquid supply branch line 1442, where one or more drip tapes 1443 may be provided in each of the culture tanks 12 to drip water or nutrient solution into the substrate 125 in the culture tank 12. Advantageously, in order to individually control the drip rate of the drip tape 1443 in each of the culture tanks 12, a drip control valve 1444 is provided on the supply branch line 1442 leading to each of the culture tanks 12, the drip control valve 1444 being either a manually controlled ball valve or a solenoid valve capable of regulating the flow rate.
The return line 145 of the irrigation system 14 includes a return branch 1451 for collecting the liquid collected by the manifold 124 in each cultivation tank 12 and a return main 1452 connected in communication with each return branch 1451, and the return main 1452 may collect the return liquid collected by each return branch 1451 and guide the return liquid into the return liquid collection processing assembly 146 for collection processing of the return liquid, such as discharge after processing or recycling after processing. For monitoring the return line 145, a monitoring interface 1453 may be provided on the return line 145 for detecting the flow rate, composition, and other parameters of the return liquid.
The return collection and treatment assembly 146 of the irrigation system 14 may include a return pump 1461 disposed at the bottom and a drain 1462 connected in communication with the return pump 1461, here, a float pump. In the case of a small amount of returned liquid, the returned liquid may be directly discharged through the liquid return pump 1461 and the liquid discharge line 1462, and in the case of a large amount of returned liquid, the liquid discharge line 1462 may be connected to a sterilizer, and the liquid discharged by the liquid return pump 1461 may be sterilized by the sterilizer for subsequent recycling.
The operation of the ground grooving type soilless culture device 10 according to the present invention will be described below. The prepared nutrient solution can be put into the liquid storage tank 141 or the irrigation water can be directly introduced, in case of the nutrient solution in the liquid storage tank 141, the first controlled fertilization valve 1428 and the second controlled fertilization valve 1429 of the liquid supply head 142 can be closed, at this time, the venturi fertilizer applicator 1427 is not in use, that is, the liquid fertilizer is not added through the venturi fertilizer applicator 1427, the nutrient solution directly enters the liquid supply main pipeline 1441 of the liquid supply pipeline 144 through the main control valve 1421, the main fertilization valve 1424 and the filter 1431 are opened, and then is shunted to at least one liquid supply branch pipeline 1442, the drip irrigation speed of the drip irrigation tape 1443 is controlled through the drip irrigation control valve 1444 arranged on the liquid supply branch pipeline 1442, and the liquid in the drip irrigation tape 1443 can be dripped to the substrate 125 in the cultivation tank 12 for absorption and utilization of the cultivated crops. Excess nutrient solution or water can seep into the manifold 124 through the substrate 125 and the insect-proof net 123, and then flow into the liquid return branch pipes 1451 through the manifold 124, and the liquid in one or more of the liquid return branch pipes 1451 can flow into the liquid return main pipe 1452 which is connected to each of the liquid return branch pipes 1451, and then flow into the liquid return collection processing assembly 146, so as to perform subsequent processing or recycling of the liquid return.
In the case of irrigation water in the reservoir 141, the crops can be directly drip-irrigated as described above, and when the crops are to be fertilized, the first and second controlled fertilizer valves 1428 and 1429 of the liquid supply head 142 can be opened, and the required liquid fertilizer can be put into the liquid fertilizer container 1430, and the amount of fertilizer applied through the venturi fertilizer applicator 1427 can be adjusted by controlling the opening degrees of the main fertilizer valve 1424, the first and second controlled fertilizer valves 1428 and 1429. The subsequent operation is similar to the above procedure for placing the nutrient solution in the liquid storage tank 141, and is not described herein again.
According to the utility model discloses an each valve among ground open slot type soilless culture device 10 can be manually operation's valve, for example can be the ball valve, then can realize the control to ground open slot type soilless culture device 10 through manually operation. Of course, if the valve is replaced by a solenoid valve, for example, a solenoid valve capable of controlling flow rate, the entire slot type soilless culture apparatus 10 can be controlled automatically and normally by the control system.
According to the utility model discloses a ground fluting formula soilless culture device 10's cultivation groove 12 has adopted the grooved mode in ground, and above-mentioned plastic film and fly net of laying, matrix wherein can adopt materials such as gardens discarded object (for example for the straw), natural pond sediment, sheep manure, vermiculite, pearlite ratio to form.
Compared with the prior art, according to the utility model discloses a ground fluting formula soilless culture device has adopted organic raw materials such as gardens discarded object, natural dregs, sheep excrement, make full use of the natural product, has avoided the waste of discarded object, has realized the cyclic utilization of wastes material to the cost has been practiced thrift. Set up the collector pipe in the cultivation groove through at ground fluting formula soilless culture device, realized the collection and the recovery of nutrient solution in the cultivation groove to provide the condition for subsequent processing and cyclic utilization of nutrient solution, thereby practiced thrift water resource and fertilizer resource. The multifunctional slot type soilless culture device can be used for multiple purposes through the configured liquid supply header, an irrigation system can be used for directly applying nutrient solution or irrigation water, and the requirement of irrigation after the nutrient solution is automatically distributed by clear water can be met, so that the investment cost is saved in equipment investment. According to the utility model discloses a ground slot type soilless culture device provides the hardware basis for the disinfection that realizes the nutrient solution, can exterminate the pathogenic bacterium in the nutrient solution through providing degassing unit from this, guarantees the safe reuse of nutrient solution. Through the setting of control system, the automatic control of ground slotted soilless culture device can be realized, thereby greatly saving manpower, improving the utilization rate and the use efficiency, and saving the cost of manpower and material resources.
For the embodiments of the present invention, it should be further explained that, under the condition of no conflict, the features in the embodiments and embodiments of the present invention can be combined with each other to obtain a new embodiment. The above is only the specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and the protection scope of the present invention should be subject to the protection scope of the claims.
Claims (10)
1. A ground-grooved soilless culture device comprising:
a cultivation trough; and
an irrigation system for providing irrigation liquid to the cultivation tank;
the cultivation groove is characterized by comprising a groove formed by digging a groove on the ground, and a film, an insect-proof net and a substrate which are sequentially arranged in the groove from the bottom to the upper part of the groove, wherein a collecting pipe positioned between the film and the insect-proof net is arranged at the bottom of the groove, and the collecting pipe comprises a pipe body and small through holes which are arranged on the side wall of the pipe body at intervals.
2. A ground slotted soilless culture device according to claim 1 wherein an insect net is provided outside the collector tube in a wrapping manner.
3. A grooved soilless culture device as claimed in claim 1 wherein the irrigation system includes a reservoir, a liquid supply header in fluid communication with the reservoir, a liquid supply line in fluid communication with the liquid supply header and supplying irrigation liquid to the culture tank, a liquid return line for recovering irrigation liquid from the culture tank and a liquid return collection and processing assembly in fluid communication with the liquid return line.
4. A ground grooved soilless culture apparatus as claimed in claim 3 wherein said liquid supply header includes a main control valve and a fertilization control assembly communicatively connected with and disposed downstream of said main control valve.
5. A ground grooved soilless culture apparatus as claimed in claim 4 wherein the fertilization control assembly includes a main fertilization line and a fertilization branch connected in parallel, the fertilization control assembly including a main fertilization valve disposed on the main fertilization line and a Venturi fertilizer applicator connected to upstream and downstream of the main fertilization valve respectively through first and second fertilization branches of the fertilization branch.
6. A grooved soil-less ground cultivation device as claimed in claim 5, wherein a first controlled fertilization valve is provided on the first fertilization branch, and a second controlled fertilization valve is provided on the second fertilization branch.
7. A ground grooved soilless culture apparatus as claimed in claim 6 wherein the first control fertilizer valve is located upstream of the main fertilizer valve and is disposed between the main fertilizer valve and the Venturi fertilizer applicator and the second control fertilizer valve is located downstream of the main fertilizer valve and is disposed between the main fertilizer valve and the Venturi fertilizer applicator.
8. A grooved soilless culture device as claimed in claim 4 wherein the feeder head includes a filter disposed downstream of the fertilization control assembly.
9. A ground grooved soilless culture device according to claim 3 wherein said liquid supply lines include a liquid supply main line communicatively connected to said liquid supply header, a liquid supply branch line branching from said liquid supply main line to the culture trough, and a drip irrigation band fluidly connected to said liquid supply branch line.
10. A grooved soil-less ground culture apparatus as claimed in claim 9, wherein a drip irrigation control valve is provided on the liquid supply branch line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021144262.2U CN213029408U (en) | 2020-06-19 | 2020-06-19 | Slot type soilless culture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021144262.2U CN213029408U (en) | 2020-06-19 | 2020-06-19 | Slot type soilless culture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213029408U true CN213029408U (en) | 2021-04-23 |
Family
ID=75523037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021144262.2U Expired - Fee Related CN213029408U (en) | 2020-06-19 | 2020-06-19 | Slot type soilless culture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213029408U (en) |
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2020
- 2020-06-19 CN CN202021144262.2U patent/CN213029408U/en not_active Expired - Fee Related
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