CN118084553A - Device for synchronously processing biological organic fertilizer and liquid of fruit and vegetable waste - Google Patents

Device for synchronously processing biological organic fertilizer and liquid of fruit and vegetable waste Download PDF

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Publication number
CN118084553A
CN118084553A CN202410189157.7A CN202410189157A CN118084553A CN 118084553 A CN118084553 A CN 118084553A CN 202410189157 A CN202410189157 A CN 202410189157A CN 118084553 A CN118084553 A CN 118084553A
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China
Prior art keywords
layer
fruit
aeration
liquid
vegetable waste
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Pending
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CN202410189157.7A
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Chinese (zh)
Inventor
夏慧
刘文辉
黄魁
黄雯琪
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Lanzhou Jiaotong University
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Lanzhou Jiaotong University
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Priority to CN202410189157.7A priority Critical patent/CN118084553A/en
Publication of CN118084553A publication Critical patent/CN118084553A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a device for synchronously processing bio-organic fertilizer and liquid of fruit and vegetable waste, which comprises: the box, the inside top-down of box has set gradually fruit vegetables waste material layer, earthworm active layer and liquid fertilizer and has collected the layer, is provided with first haydite layer between fruit vegetables waste material layer and the earthworm active layer, is provided with the second haydite layer between earthworm active layer and the liquid fertilizer collection layer, and the bottom of second haydite layer is provided with foraminiferous plastic sheet, and foraminiferous plastic sheet's surface is equipped with nylon gauze, and the outside of box is provided with the aeration pump, and the output of aeration pump is linked together with earthworm active layer and liquid fertilizer collection layer respectively. The invention processes the fruit and vegetable waste more completely and fully, can improve the earthworm composting body of the fruit and vegetable waste, so that the earthworm composting body reaches a good aerobic environment, not only improves the survival rate of earthworms and the treatment efficiency of the fruit and vegetable waste, but also realizes the synchronous processing of wormcast solid fertilizer and leaching liquid fertilizer, and produces the solid and liquid fertilizer with high agricultural value.

Description

Device for synchronously processing biological organic fertilizer and liquid of fruit and vegetable waste
Technical Field
The invention belongs to the technical field of recycling of fruit and vegetable wastes, and particularly relates to a device for synchronously processing biological organic fertilizer and liquid of fruit and vegetable wastes.
Background
With the rapid population increase, the rapid industrial and agricultural development and the acceleration of the urban process, the total amount and difficulty of fruit and vegetable waste treatment in China are increasing. At present, people at home and abroad are put into research on a new technology for treating fruit and vegetable waste, wherein the technology for treating the fruit and vegetable waste by utilizing the ecological function of earthworms and the combined action of microorganisms is fully developed. However, the earthworm composting requires that the proper organic matter content of the raw materials is 20% -80%, and when the organic matter content is higher than 80%, the oxygen supply requirement in the composting process is high, and the good aerobic condition is often not achieved, so that malodor is generated. The organic matter content of the fruit and vegetable waste is higher than 90%, so that the traditional earthworm composting has slower treatment efficiency on the fruit and vegetable waste and is easy to cause the composting system to lack oxygen, so that earthworms die. Therefore, a device for synchronously processing the bio-organic fertilizer and the liquid of the fruit and vegetable wastes is needed to solve the defects in the prior art.
Disclosure of Invention
The invention aims to provide a device for synchronously processing bio-organic fertilizer and liquid of fruit and vegetable wastes, which solves the defects in the prior art.
In order to achieve the aim of the invention, the invention adopts the following technical scheme:
A device for synchronously processing bio-organic fertilizer and liquid of fruit and vegetable waste, comprising: the box, the inside top-down of box has set gradually fruit vegetables waste material layer, earthworm active layer and liquid fertilizer collecting layer, be provided with first haydite layer between fruit vegetables waste material layer and the earthworm active layer, be provided with the second haydite layer between earthworm active layer and the liquid fertilizer collecting layer, the bottom of second haydite layer is provided with foraminiferous plastic sheet, foraminiferous plastic sheet's surface is with nylon gauze, the outside of box is provided with the aeration pump, the output of aeration pump is linked together with earthworm active layer and liquid fertilizer collecting layer respectively.
Preferably, the first ceramic particle layer and the second ceramic particle layer are both composed of ceramic particles with the diameter of 5-15 mm.
Preferably, the middle part of the earthworm movable layer is provided with a branch type aeration pipeline, the rest space is filled with padding, and a plurality of earthworms are put in the padding.
Preferably, the branch type aeration pipeline comprises: the aeration main pipe is communicated with a plurality of aeration branch pipes, a plurality of aeration holes are formed in the aeration main pipe and the aeration branch pipes, nylon gauze is attached to the surface of each aeration hole, the bottom end of the aeration main pipe is connected with the output end of the aeration pump through a rubber pipe, and a glass rotor flowmeter is arranged on the rubber pipe.
Preferably, the bottom of the liquid fertilizer collecting layer is conical, a spherical aeration head is arranged at the bottom of the cone, the spherical aeration head is connected with the output end of the aeration pump through a rubber tube, and a glass rotameter is arranged on the rubber tube.
The device for synchronously processing the biological organic fertilizer and the liquid of the fruit and vegetable waste has the following advantages compared with the prior art:
1. According to the invention, the branch type aeration pipeline is utilized to assist earthworms and microorganisms to treat the fruit and vegetable waste, so that the fruit and vegetable waste can be treated efficiently, synchronous processing of solid and liquid fertilizers is realized, sufficient oxygen is provided for the earthworms and the microorganisms, the survival rate of the earthworms is improved, the oxidative decomposition of the microorganisms to organic matters is accelerated, and the application range of the earthworms compost to the treatment of the solid waste is widened;
2. The invention carries out secondary processing treatment on the leaching solution in the liquid fertilizer collecting layer, and further oxidizes and decomposes organic matters in a secondary aeration mode, thereby obtaining the leaching solution liquid fertilizer with higher agricultural value.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a top view of the branch-type aeration pipe of the present invention.
In the figure: 1-box body, 2-fruit and vegetable waste material layer, 3-earthworm movable layer, 4-liquid fertilizer collecting layer, 5-first haydite layer, 6-second haydite layer, 7-perforated plastic plate, 8-aeration pump, 9-branch type aeration pipeline, 10-earthworm, 11-aeration dry pipe, 12-aeration branch pipe, 13-aeration hole, 14-glass rotor flowmeter, 15-sphere aeration head.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings and examples:
example 1
Referring to fig. 1-2, the invention provides a device for synchronously processing bio-organic fertilizer and liquid of fruit and vegetable waste, which comprises: the box body 1, the inside of the box body 1 is sequentially provided with a fruit and vegetable waste material layer 2, an earthworm movable layer 3 and a liquid fertilizer collecting layer 4 from top to bottom, a first ceramsite layer 5 is arranged between the fruit and vegetable waste material layer 2 and the earthworm movable layer 3, a second ceramsite layer 6 is arranged between the earthworm movable layer 3 and the liquid fertilizer collecting layer 4, the bottom of second haydite layer 6 is provided with foraminiferous plastic sheet 7, foraminiferous plastic sheet 7's surface is equipped with nylon gauze, the outside of box 1 is provided with aeration pump 8, aeration pump 8's output is linked together with earthworm movable layer 3 and liquid fertilizer collection layer 4 respectively.
The first ceramic particle layer 5 and the second ceramic particle layer 6 are both composed of ceramic particles with the diameter of 5-15 mm.
The middle part of the earthworm movable layer 3 is provided with a branch type aeration pipeline 9, the rest space is filled with padding, and a plurality of earthworms 10 are put in the padding.
The branch-type aeration pipe 9 includes: the aeration main pipe 11, the intercommunication has a plurality of aeration branch pipes 12 on the aeration main pipe 11, a plurality of aeration holes 13 have all been seted up on aeration main pipe 11 and the aeration branch pipe 12, the surface of aeration hole 13 is with nylon gauze, the bottom of aeration main pipe 11 passes through the rubber tube and links to each other with the output of aeration pump 8, be provided with glass rotameter 14 on the rubber tube.
The bottom of the liquid fertilizer collecting layer 4 is conical, a spherical aeration head 15 is arranged at the bottom of the cone, the spherical aeration head 15 is connected with the output end of the aeration pump 8 through a rubber tube, and a glass rotameter 14 is arranged on the rubber tube.
Example 2
Firstly, sorting and crushing fruit and vegetable waste, wherein the height of a fruit and vegetable waste layer 2 is about 5cm, and 500g of crushed fruit and vegetable waste is added into the fruit and vegetable waste layer; the first haydite layer 5 has a thickness of 4cm and consists of haydite with a grain diameter of 5-15 mm; the height of padding in the earthworm movable layer 3 is about 15cm, and 100 Eisenia foetida are put into the padding; the thickness of the second ceramsite layer 6 is 6cm, and the second ceramsite layer is also composed of ceramsites with the particle size of 5-15 mm; the liquid fertilizer collecting layer 4 has a height of about 10cm, and a bottom end thereof is connected with a liquid fertilizer storage unit.
The application method of the invention comprises the following steps:
The method comprises the steps of adding a plurality of common fruit and vegetable wastes into pretreatment equipment, sorting and crushing the common fruit and vegetable wastes, and then adding the crushed fruit and vegetable wastes into a box body 1 for processing. The branch type aeration pipeline 9 can ensure the survival rate of the earthworms 10 when the earthworms are in the anoxic state of the movable layer 3, so as to provide sufficient oxygen for the earthworms 10 and microorganisms and accelerate the oxidative decomposition of organic matters. The crushed fruit and vegetable waste is added intermittently for one time at intervals of 7 days, the weight of the fruit and vegetable waste added each time is 500g (the adding amount of the fruit and vegetable waste is regulated according to the size of the reactor and the inoculation amount of earthworms), and the wormcast on the bottom layer of the fruit and vegetable waste layer 2 and the surface layer of the earthworm movable layer 3 and the leaching solution in the liquid fertilizer collecting layer 4 are collected before each addition. The aeration pump 8 is always in a continuous aeration state, but the aeration quantity is not required to be controlled to be too large, so that the normal survival of the earthworms 10 is avoided.
The earthworm cast and the leaching solution obtained after treatment are detected and analyzed, compared with the traditional earthworm composting device for fruit and vegetable waste, the method improves the survival rate of the earthworm 10 by 22.5 percent, improves the degradation efficiency of the fruit and vegetable waste by 27.12 percent, increases the water-soluble total nitrogen content in the earthworm cast by 121.6 percent, increases the water-soluble total phosphorus content by 35.0 percent and increases the mass fraction of organic matters by 14.6 percent; the increase rate of the water-soluble total nitrogen content in the solution of the compost terminal product reaches 115.2%, the increase rate of the water-soluble total phosphorus content reaches 14.2%, and the COD is reduced by 43.9%.
The invention processes the fruit and vegetable waste more completely and fully, can improve the earthworm composting body of the fruit and vegetable waste, so that the earthworm composting body reaches a good aerobic environment, not only improves the survival rate of earthworms and the treatment efficiency of the fruit and vegetable waste, but also realizes the synchronous processing of wormcast solid fertilizer and leaching liquid fertilizer, and produces the solid and liquid fertilizer with high agricultural value. Provides a new idea for the application of earthworm composting in the treatment of fruit and vegetable wastes.
In the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
It should be noted that in the present application, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is only a specific embodiment of the application to enable those skilled in the art to understand or practice the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. The device for synchronously processing the bio-organic fertilizer and the liquid of the fruit and vegetable waste is characterized by comprising: the novel agricultural chemical box comprises a box body (1), wherein a fruit and vegetable waste material layer (2), an earthworm movable layer (3) and a liquid fertilizer collecting layer (4) are sequentially arranged inside the box body (1) from top to bottom, a first ceramic particle layer (5) is arranged between the fruit and vegetable waste material layer (2) and the earthworm movable layer (3), a second ceramic particle layer (6) is arranged between the earthworm movable layer (3) and the liquid fertilizer collecting layer (4), a porous plastic plate (7) is arranged at the bottom end of the second ceramic particle layer (6), nylon gauze is attached to the surface of the porous plastic plate (7), an aeration pump (8) is arranged outside the box body (1), and the output end of the aeration pump (8) is respectively communicated with the earthworm movable layer (3) and the liquid fertilizer collecting layer (4).
2. The device for synchronously processing the bio-organic fertilizer and the liquid of the fruit and vegetable waste according to claim 1, wherein the first ceramic particle layer (5) and the second ceramic particle layer (6) are both composed of ceramic particles with the diameter of 5-15 mm.
3. The device for synchronously processing the bio-organic fertilizer and the liquid of the fruit and vegetable waste according to claim 1, wherein a branch type aeration pipeline (9) is arranged in the middle of the earthworm movable layer (3), padding is filled in the rest space, and a plurality of earthworms (10) are put in the padding.
4. A device for the simultaneous processing of bioorganic fertilizer and liquid of fruit and vegetable waste according to claim 3, characterized in that said branch-type aeration pipe (9) comprises: the novel sewage treatment device comprises an aeration main pipe (11), wherein a plurality of aeration branch pipes (12) are communicated with the aeration main pipe (11), a plurality of aeration holes (13) are formed in the aeration main pipe (11) and the aeration branch pipes (12), nylon gauze is attached to the surface of each aeration hole (13), the bottom end of the aeration main pipe (11) is connected with the output end of an aeration pump (8) through a rubber pipe, and a glass rotor flowmeter (14) is arranged on the rubber pipe.
5. The device for synchronously processing the biological organic fertilizer and the liquid of the fruit and vegetable waste according to claim 1, wherein the bottom of the liquid fertilizer collecting layer (4) is cone-shaped, a spherical aeration head (15) is arranged at the cone bottom, the spherical aeration head (15) is connected with the output end of the aeration pump (8) through a rubber tube, and a glass rotameter (14) is arranged on the rubber tube.
CN202410189157.7A 2024-02-20 2024-02-20 Device for synchronously processing biological organic fertilizer and liquid of fruit and vegetable waste Pending CN118084553A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410189157.7A CN118084553A (en) 2024-02-20 2024-02-20 Device for synchronously processing biological organic fertilizer and liquid of fruit and vegetable waste

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202410189157.7A CN118084553A (en) 2024-02-20 2024-02-20 Device for synchronously processing biological organic fertilizer and liquid of fruit and vegetable waste

Publications (1)

Publication Number Publication Date
CN118084553A true CN118084553A (en) 2024-05-28

Family

ID=91162528

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202410189157.7A Pending CN118084553A (en) 2024-02-20 2024-02-20 Device for synchronously processing biological organic fertilizer and liquid of fruit and vegetable waste

Country Status (1)

Country Link
CN (1) CN118084553A (en)

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