CN112830831A

CN112830831A - Fertilizer retting system and greenhouse

Info

Publication number: CN112830831A
Application number: CN202110154827.8A
Authority: CN
Inventors: 林�源; 夏建国
Original assignee: Zhuhai Xiachangchang Teyou Fruit Co ltd
Current assignee: Zhuhai Xiachangchang Teyou Fruit Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-05-25

Abstract

The invention provides a retting fertilizer system and a greenhouse, aiming at solving the problem that organic fertilizers in the field of greenhouses cannot be suitable for crops in different growth periods, wherein the retting fertilizer system comprises a fertilizer adjusting tank, a first retting fertilizer tank, a first stop valve, a second retting fertilizer tank and a second stop valve, the first retting fertilizer tank is communicated with the fertilizer adjusting tank and is used for decomposing a first raw material, two ends of the first stop valve are respectively communicated with the fertilizer adjusting tank and the first retting fertilizer tank, the second retting fertilizer tank is communicated with the fertilizer adjusting tank and is used for decomposing a second raw material, and two ends of the second stop valve are respectively communicated with the fertilizer adjusting tank and the second retting fertilizer tank. According to the fertilizer retting system, the first raw material is used for retting in the first fertilizer retting pool, the second raw material is used for retting in the second fertilizer retting pool, and the fertilizer liquid retted in the first fertilizer retting pool and the fertilizer liquid retted in the second fertilizer retting pool are collected through the fertilizer adjusting pool in different proportions, so that different fertilizers can be supplied according to different growth periods of crops, and the optimal fertilizer applying effect is achieved.

Description

Fertilizer retting system and greenhouse

Technical Field

The invention relates to the field of greenhouses, in particular to a retting fertilizer system and a greenhouse.

Background

In the existing greenhouse, organic fertilizers obtained by retting organic sundries are used, the fertilizer formula is basically unchanged, and although the types of nutrient elements are sufficient, the content proportion of the nutrient elements is basically unchanged. The nutrients required by crops in different growth periods are different, for example, wheat has a certain requirement on nitrogen in the flowering period, and potassium is not basically absorbed. At the moment, if the organic fertilizer with balanced nutrient elements is applied to the wheat, the nitrogen absorption of the wheat is possibly insufficient, and potassium in the organic fertilizer is basically wasted and even remains in the soil, so that the soil property is changed badly.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a retting system which can supply different fertilizers according to different growth periods of crops to achieve the optimal fertilizing effect.

The invention also provides a greenhouse with the retting system.

According to the embodiment of the first aspect of the invention, the system comprises a fertilizer adjusting tank, a first retting tank, a first stop valve, a second retting tank and a second stop valve, wherein the first retting tank is communicated with the fertilizer adjusting tank, the first retting tank is used for decomposing a first raw material, one end of the first stop valve is communicated with the fertilizer adjusting tank, the other end of the first stop valve is communicated with the first retting tank, the second retting tank is communicated with the fertilizer adjusting tank, the second retting tank is used for decomposing a second raw material, one end of the second stop valve is communicated with the fertilizer adjusting tank, and the other end of the second stop valve is communicated with the second retting tank.

The retting system according to the embodiment of the invention has at least the following technical effects: first retting the fertile pond and using first raw materials to wet the fertilizer, the second is retted the fertile pond and is used second raw materials to wet the fertilizer, and the liquid manure that the first retting of different proportions of retting the fertile pond retting and the liquid manure that the second retting the fertile pond retting were collected through the accent fertile pond, can supply with different fertilizers according to the difference of crops growth period, reach best fertilization effect.

According to some embodiments of the invention, the apparatus further comprises a first liquid fertilizer tank, and the first liquid fertilizer tank, the first stop valve and the fertilizer adjusting tank are sequentially communicated, and the first liquid fertilizer tank is used for collecting liquid fertilizer output by the first liquid fertilizer tank.

According to some embodiments of the invention, the apparatus further comprises a first pre-mixing tank and a third stop valve, the first retting tank, the first fertilizer liquid tank, the third stop valve, the first pre-mixing tank, the first stop valve and the fertilizer mixing tank are sequentially communicated, and the first pre-mixing tank is used for accumulating fertilizer liquid required by the fertilizer mixing tank.

According to some embodiments of the invention, the system further comprises a filter, said first retting tank being in communication with said first liquid manure tank through said filter.

According to some embodiments of the invention, further comprising a first water level measuring member disposed within the first preconditioning tank.

According to some embodiments of the invention, the fertilizer tank further comprises a third water level measuring part, and the third water level measuring part is arranged in the fertilizer tank.

According to some embodiments of the invention, two first retting tanks are provided, said two first retting tanks being adapted to perform alternately retting, shutdown and slag removal.

According to some embodiments of the invention, the fertilizer preparation tank is provided with a liquid inlet pipe.

According to some embodiments of the invention, a stirrer is arranged in the fertilizer adjusting tank.

The greenhouse according to the second aspect of the present invention includes the above-mentioned retting system.

The greenhouse provided by the embodiment of the invention at least has the following technical effects: the fertilizer that the big-arch shelter used above-mentioned retting system to rett out can satisfy the different fertilizer demands of supplying with of the different growth periods of crops, makes the crops growth of big-arch shelter better.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic top view of a composting system according to an embodiment of the invention;

FIG. 2 is a schematic view of piping connections of a composting system according to an embodiment of the invention.

Reference numerals:

a first stop valve 110, a first pre-adjusting tank 120, a third stop valve 130, a first manure tank 140, a first retting tank 150;

a second stop valve 210, a second pre-adjusting tank 220, a fourth stop valve 230, a second fertilizer liquid tank 240 and a second retting tank 250;

a fertilizer adjusting tank 300, a liquid inlet pipe 310 and a stirrer 320;

a filter member 400;

a first water level measuring part 500, a second water level measuring part 600, and a third water level measuring part 700.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the positional or orientational descriptions, such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "pointed", "inner", "outer", "axial", "radial", "circumferential", etc., are given with reference to the positional or orientational relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, the sidewall means a left sidewall and/or a right sidewall.

In the description of the present invention, "a plurality" means two or more, "more than", "less than", "more than", and the like are understood as excluding the present number, and "more than", "less than", "in", and the like are understood as including the present number. If the description of "first" and "second" is used for the purpose of distinguishing technical features, the description is not intended to indicate or imply relative importance or to implicitly indicate the number of the indicated technical features or to implicitly indicate the precedence of the indicated technical features.

In the description of the present invention, it should be understood that "a is disposed on B" merely represents the connection relationship between a and B, and does not represent that a is above B.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. "bolted" and "screwed" are equally interchangeable. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in conjunction with specific situations.

Referring to fig. 1 and 2, the system for retting fertilizer according to the embodiment of the present invention includes a fertilizer adjusting tank 300, a first retting tank 150, a first stop valve 110, a second retting tank 250 and a second stop valve 210, wherein the first retting tank 150 is communicated with the fertilizer adjusting tank 300, the first retting tank 150 is used for decomposing a first raw material, one end of the first stop valve 110 is communicated with the fertilizer adjusting tank 300, the other end of the first stop valve 110 is communicated with the first retting tank 150, the second retting tank 250 is communicated with the fertilizer adjusting tank 300, the second retting tank 250 is used for decomposing a second raw material, one end of the second stop valve 210 is communicated with the fertilizer adjusting tank 300, and the other end of the second stop valve 210 is communicated with the second retting tank 250.

The organic fertilizer made by retting organic sundries has different proportions of nutrient elements because of different types of the organic sundries, for example, the fertilizer made by retting bean sundries has high nitrogen element content, while the fertilizer made by retting fish sundries has high phosphorus and potassium element content; the crops mainly need different nutrient elements in different growth periods, the retting time of the organic fertilizer is longer, and the temporary retting of the proper organic fertilizer cannot keep up with the growth of the crops; the existing method is generally to mix and wet-mix fertilizers with various organic sundries to ensure that nutrient elements of a fertilizer solution are rich in types and balanced in content, and an inorganic fertilizer is additionally applied according to the requirements of crops in different growth periods on the basis of applying the organic fertilizer, so that most nutrient elements in the organic fertilizer are wasted, or the application amount of the inorganic fertilizer is increased, the fertilization cost is increased, the residual fertilizer remained in a large amount in the soil easily causes the adverse property change of the soil, the influence on the environment is large, and the environment is not protected; and the required environments and conditions are different when different organic sundries are used for retting, and the optimal retting effect cannot be achieved when the hybrid retting fertilizer with rich nutrient elements and balanced content is pursued.

According to the invention, the first retting pond 150 uses a first raw material for retting fertilizer, the second retting pond 250 uses a second raw material for retting fertilizer, and the fertilizer adjusting pond 300 collects the fertilizer solution retted by the first retting pond 150 and the fertilizer solution retted by the second retting pond 250 in different proportions, so that different fertilizers can be supplied according to different growth periods of crops, and the optimal fertilizer application effect is achieved. It can be understood that the first stop valve 110 can control the connection and disconnection between the first retting pond 150 and the fertilizer adjusting pond 300, that is, the amount of fertilizer flowing from the first retting pond 150 to the fertilizer adjusting pond 300 can be controlled by the first stop valve 110, and the second stop valve 210 functions in the same way; by controlling the first stop valve 110 and the second stop valve 210, the fertilizer adjusting tank 300 can collect the liquid manure retted by the first retting tank 150 and the liquid manure retting by the second retting tank 250 in different proportions; since the fertilizer solution is retted in advance, and the fertilizer solution in the first retting tank 150 and the fertilizer solution in the second retting tank 250 are mixed in a proper ratio temporarily according to the actual requirement of the crops, the retting system of the present invention does not need to worry about the rapid change of the nutrient requirement caused by the growth of the crops. It can be understood that the first raw material and the second raw material can be single-kind organic impurities or mixture of different-kind organic impurities, but compared with the mixing proportion of the traditional mixed retting fertilizer, the mixing proportion of the different organic impurities in the first raw material and the second raw material is greatly different, the most main organic impurities are used as the largest part, the content of other mixed organic impurities is less, and the organic impurities are mainly used for assisting the most main organic impurities to be decomposed better and faster. It is understood that retting, retting refers to the decomposition of the fertilizer, whereas decomposition refers to the process of fermenting and decomposing recalcitrant organic matter into useful nutrients and humus.

Referring to fig. 1 and 2, in some embodiments of the present invention, the first retting pond 140 is further included, the first retting pond 150, the first fertilizer pond 140, the first stop valve 110, and the fertilizer adjusting pond 300 are sequentially communicated, and the first fertilizer pond 140 is configured to collect fertilizer liquid output from the first retting pond 150.

The fertilizer liquid output from the first retting pond 150 is directly used for fertilizer adjustment, and the fertilizer liquid may contain more impurities and may be directly conveyed to the soil for planting crops, so that the soil has certain pollution and even the growth of the crops is damaged. The first liquid fertilizer pool 140 is provided, so that the liquid fertilizer retted in the first retting pool 150 flows into the first liquid fertilizer pool 140 first for precipitation and accumulation, and then flows into the fertilizer adjusting pool 300 to obtain a relatively pure liquid fertilizer. And the retting fertilizer liquid is in the same space with the retting raw materials for a long time, which can not only cause the reduction of retting fertilizer efficiency, but also pollute the fertilizer liquid. It can be understood that a second liquid manure pool 240 can be further provided, the second liquid manure pool 250, the second liquid manure pool 240, the second stop valve 210 and the fertilizer adjusting pool 300 are sequentially communicated, and the second liquid manure pool 240 is used for collecting liquid manure output by the second liquid manure pool 250.

Referring to fig. 1 and 2, in some embodiments of the present invention, the first pre-mixing tank 120 and the third stop valve 130 are further included, the first retting tank 150, the first fertilizer tank 140, the third stop valve 130, the first pre-mixing tank 120, the first stop valve 110, and the fertilizer mixing tank 300 are sequentially communicated, and the first pre-mixing tank 120 is used for accumulating fertilizer liquid required by the fertilizer mixing tank 300.

Since the first liquid manure pool 140 always receives the liquid manure from the first retting pool 150, the specific amount of the liquid manure from the first liquid manure pool 140 flowing into the fertilizer adjusting pool 300 is not counted well when the liquid manure from the first raw material retting and the liquid manure from the second raw material retting are mixed in a proper ratio. The first pre-adjusting tank 120 and the third stop valve 130 are provided, the third stop valve 130 is opened and the first stop valve 110 is closed, after a proper amount of fertilizer liquid flows into the first pre-adjusting tank 120, the third stop valve 130 is closed and the first stop valve 110 is opened, and the amount of the fertilizer liquid retted by the first raw material flowing into the fertilizer adjusting tank 300 can be well controlled. It can be understood that, referring to the first pre-mixing tank 120 and the third stop valve 130, a second pre-mixing tank 220 and a fourth stop valve 230 may be provided, the second retting tank 250, the second liquid manure tank 240, the fourth stop valve 230, the second pre-mixing tank 220, the second stop valve 210 and the liquid manure tank 300 are sequentially communicated, the second pre-mixing tank 220 is also used for accumulating liquid manure needed by the liquid manure tank 300, and the amount of liquid manure prepared by the second raw material retting flowing into the liquid manure tank 300 can be well controlled.

Referring to fig. 1 and 2, in some embodiments of the present invention, a filter 400 is further included, and the first retting pond 150 is communicated with the first fertilizer liquid pond 140 through the filter 400.

The arrangement of the filtering member 400 effectively prevents the solid impurities in the first retting pond 150 from flowing into the first fertilizer liquid pond 140, and enhances the function of removing the solid impurities in the fertilizer liquid in the first fertilizer liquid pond 140. It can be understood that the second retting pond 250 can also be connected to the second liquid manure pond 240 through the filter 400, so as to prevent the solid impurities in the second retting pond 250 from flowing into the second liquid manure pond 240. It can be understood that the filtering component 400 can be a filtering net, the filtering net can be disposed on the wall shared by the first retting pond 150 and the first liquid fertilizer pond 140, the area can be set to be larger, the filtering efficiency is high, and the filtering net can also be disposed on the pipeline connecting the first retting pond 150 and the first liquid fertilizer pond 140, the area is smaller, and the cost is lower.

Referring to fig. 1 and 2, in some embodiments of the present invention, a first water level measuring part 500 is further included, and the first water level measuring part 500 is disposed in the first preconditioning tank 120.

The amount of the fertilizer liquid required for controlling the fertilizer adjusting tank 300 stored in the first pre-adjusting tank 120 is not convenient and accurate, which depends on the naked eyes or feeling of people. The first water level measuring part 500 is arranged in the first pre-adjusting tank 120, so that the amount of the fertilizer liquid accumulated in the first pre-adjusting tank 120 can be accurately and conveniently controlled. It is understood that the first water level measuring part 500 may be a water level gauge or a water gauge. It is understood that a second water level measuring member 600 may be further provided, and the second water level measuring member 600 is disposed in the second preliminary tank 220.

Referring to fig. 1 and 2, in some embodiments of the present invention, a third water level measuring part 700 is further included, and the third water level measuring part 700 is disposed in the fertilization tank 300.

During fertilization, the fertilizer solution in the fertilizer adjusting tank 300 is not necessarily released all at once, and multiple fertilization may be required, and the fertilizer solution in the fertilizer adjusting tank 300 may be diluted. The third water level measuring member 700 is provided in the fertilizing pool 300, so that the amount of fertilizer to be applied at each time can be controlled, and the amount of water to be added can be controlled when diluted fertilizer liquid is added. It is understood that the third water level measuring part 700 may be a water level gauge or a water gauge.

Referring to fig. 1 and 2, in some embodiments of the invention, two first retting tanks 150 are provided, two first retting tanks 150 being provided for alternate retting and shutdown operations.

First retting fertile pond 150 is after long-time the use, and solid waste can pile up gradually in it, has both crowded to account for newly adding the space of first raw materials, also can produce harmful effects to retting fertile efficiency for retting fertile speed slows down, then need let first retting fertile pond 150 stop the scarfing cinder this moment. The first retting pond 150 stops working and removes the residue, and no fertilizer solution for retting the first raw material is output, so that the fertilization work is affected, even if retting is performed again in time after the cleaning is completed, a certain retting time is required, and the time may be too late to supply fertilizer for crops which need to be fertilized urgently. And first retting pond 150 is provided with two, just can carry out the retting in turn, the clear sediment work of shutting down, and two first retting ponds 150 are retted together at the very beginning promptly, and when the clear sediment of shutting down in one of them first retting pond 150, another first retting pond 150 can continue to retting and provide the liquid manure for adjusting fertile pond 300, and after that first retting pond 150 cleared the sediment and accomplishes, this first retting pond 150 restarts the retting, and the clear sediment of shutting down of this retting pond until another first retting, reciprocal alternation. It will be understood that two second retting tanks 250 may be provided, the two second retting tanks 250 being used to perform alternately the retting and the shutdown operations for the scarfing. It will be understood that there may be two first tanks 140, i.e. one first tank 140 may be provided for each first tank 150.

Referring to fig. 1 and 2, in some embodiments of the present invention, a fertilization tank 300 is provided with a liquid inlet pipe 310.

Sometimes it is necessary to dilute the concentration of the fertilizer solution applied to the crops, at this time, the fertilizer solution can be diluted by supplying water to the fertilizer adjusting tank 300 through the liquid inlet pipe 310. And other liquids with special effects, such as bactericidal solvents, insecticidal solvents, and trace element supplement agents, can also be delivered to the fertilizer adjusting tank 300 through the liquid inlet pipe 310. It will be understood that the first tank 150 and the second tank 250 can also be provided with a liquid inlet pipe 310, through which pipe 310 water or other liquids with special effects, such as bactericidal solvents, insecticidal solvents, trace element supplements, can be fed.

Referring to fig. 1 and 2, in some embodiments of the invention, a stirrer 320 is disposed within the fertilization tank 300.

The fertilizer liquid in the fertilizer adjusting tank 300 is directly delivered to the crops in the greenhouse, and when the fertilizer liquid in the fertilizer adjusting tank 300 is not extracted for a long time, the fertilizer liquid in the fertilizer adjusting tank 300 may be unevenly distributed, and particularly, the fertilizer liquid may be unevenly distributed vertically. The fertilizer is not sufficiently applied, the crops are not sufficiently nutritious, and the growth is not good; or the problems of excessive fertilization, seedling burning, root burning and the like are caused. The stirrer 320 is arranged, so that the stirrer 320 in the fertilizer adjusting pool 300 can be started before fertilization, fertilizer liquid in the fertilizer adjusting pool 300 is uniformly stirred, and the problems are avoided.

Referring to fig. 1 and 2, a greenhouse according to an embodiment of the invention comprises the above-mentioned retting system.

The big-arch shelter is provided with foretell fertilizer system of retting, retts the crops fertilization in the fertilizer gives the big-arch shelter, can satisfy the different fertilizer demands of supplying with of the different growth periods of crops, makes the crops growth of big-arch shelter better. It will be appreciated that the retting system may be connected to the inside of the greenhouse by pipes through which the fertilising liquid flows to the area where the crops are located to fertilise the crops.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A system for composting, characterized in that it comprises:

a fertilizer adjusting tank;

the first retting pond is communicated with the fertilizer adjusting pond and is used for decomposing the first raw materials;

one end of the first stop valve is communicated with the fertilizer adjusting tank, and the other end of the first stop valve is communicated with the first retting tank;

the second retting pond is communicated with the fertilizer adjusting pond and is used for decomposing a second raw material;

the one end intercommunication of second stop valve the accent fertilizer pond, the other end intercommunication of second stop valve the second is retted the fertilizer pond.

2. The system as claimed in claim 1, further comprising a first liquid manure tank, said first stop valve and said tank being in communication in sequence, said first liquid manure tank being adapted to collect liquid manure from said first tank.

3. The system of claim 2, further comprising a first pre-composting tank and a third shut-off valve, said first tank, said first liquid tank, said third shut-off valve, said first pre-composting tank, said first shut-off valve, said liquid tank being in communication in sequence, said first pre-composting tank being adapted to accumulate liquid required by said liquid tank.

4. A system as claimed in claim 2, characterised in that it also comprises a filter, said first retting tank being in communication with said first liquid tank through said filter.

5. The system of claim 3, further comprising a first water level measuring device disposed within said first preset pool.

6. The system of claim 1, further comprising a third level measuring device disposed within said composting pool.

7. A system as claimed in claim 1, characterised in that said first tank is provided with two tanks for retting and for shutdown of operations for scarfing.

8. A system as claimed in claim 1, characterised in that said tank is provided with a liquid intake pipe.

9. A system as claimed in claim 1, characterised in that said tank is provided with a stirrer.

10. Greenhouse, characterized in that it comprises a retting system according to any one of claims 1 to 9.