WO2021175066A1

WO2021175066A1 - Soil organism breeding device for saline-alkali soil improvement and breeding method therefor

Info

Publication number: WO2021175066A1
Application number: PCT/CN2021/074839
Authority: WO
Inventors: 赵灿灿; 邵元虎; 于成德; 张要军; 刘彦春
Original assignee: 河南大学
Priority date: 2020-03-04
Filing date: 2021-02-02
Publication date: 2021-09-10
Also published as: CN111436398A

Abstract

Disclosed are a soil organism breeding device for saline-alkali soil improvement and a breeding method therefor. The device comprises a bottom plate (1), wherein the top of the bottom plate (1) is provided with a vibration electric motor (15); the output end of the vibration electric motor (15) is connected to a vibration plate (13); the vibration plate (13) is fixedly connected to a breeding frame (6); the breeding frame (6) is provided with two soil collection assemblies; breeding boxes (8) are arranged above the two soil collection assemblies; the breeding boxes (8) are welded to the breeding frame (6); the bottom plate (1) is provided with a spraying assembly; the bottom plate is provided with a fixing and supporting assembly (17); and the bottom plate is provided with a control panel (16). With the device, saline-alkali soil particles are placed in the breeding box for earthworm breeding, the saline-alkali soil particles are improved by earthworms, the breeding box can be sprayed by means of the spraying assembly to ensure the wettability of the soil to facilitate growth of the earthworms. After soil improvement is completed, the device can be supported and fixed by means of the fixing and supporting assembly, the vibration electric motor drives the breeding frame to vibrate such that the earthworms and the improved soil can be separated, and the separated soil falls into the soil collection assembly.

Description

Soil biological breeding device for improving saline-alkali land and its breeding method

Technical field

The invention relates to the technical field of saline-alkali soil improvement, in particular to a soil biological breeding device for saline-alkali soil improvement and a breeding method thereof.

Background technique

Soil salinization refers to the process in which the salinity of the bottom soil or groundwater rises to the surface with the capillary water, and after the water evaporates, the salt accumulates in the surface soil. Refers to the phenomenon or process in which soluble salt accumulates on the surface of the soil, also known as salinization. China saline soil or called wide distribution of saline-alkali soil, large-scale, multi-type, with a total area of about 100 million hm ^2. Mainly occurs in arid, semi-arid and semi-humid areas; the current treatment of saline-alkali soils is formed under certain natural conditions such as climate, topography, soil, hydrogeology, etc. Extremely arid climate conditions have made Xinjiang become the soil of China The main distribution area of salinization and secondary salinization. This area has a high degree of salinization and has a wide variety of species. It is called the museum of saline-alkali soils in the world. It has high soil salinity and secondary soil salinization caused by unreasonable irrigation. The problem has become the main obstacle to the sustainable development of oasis agriculture in this area.

The treatment of soil salinization mainly includes physics, chemistry, water conservancy engineering, agricultural measures and biological improvement. Biological treatment of saline-alkali soil has the advantages of environmental friendliness and good treatment effect, and has become one of the important methods of saline-alkali soil treatment at present. Earthworms are saprophytic organisms in the natural ecosystem. In the process of saline-alkali soil treatment, they can synergize with microorganisms in the environment with their special biological functions to accelerate the decomposition and transformation of organic matter in the soil and provide organic nutrients for the soil. Element. However, in the existing breeding device that uses earthworms to improve the soil, it is difficult for the earthworms to be separated from the cultivation soil. Therefore, after a piece of soil is improved, the earthworms cannot be recycled, resulting in low earthworm utilization, high cost, and equipment The heavy weight and the difficulty of moving, to a certain extent limit the development of the technology of improving saline-alkali soil by using earthworms.

Based on this, the present invention designs a soil biological breeding device for improving saline-alkali land and a breeding method thereof to solve the above-mentioned problems.

Summary of the invention

The purpose of the present invention is to provide a soil biological cultivation device for improving saline-alkali land and a cultivation method thereof, so as to solve the above-mentioned problems in the background art.

In order to achieve the above objective, the present invention provides the following technical solution: a soil biological cultivation device for improving saline-alkali land, comprising a bottom plate, a vibration motor is arranged on the top of the bottom plate, a vibration plate is connected to the output end of the vibration motor, and the vibration plate A breeding frame is fixedly connected, and two sets of soil collection components are arranged on the breeding frame, and a breeding box is arranged above the two sets of soil collection components. The breeding box and the breeding frame are welded together, and the bottom plate is provided with For the spray assembly, a fixed support assembly is arranged on the bottom plate, and a control panel is arranged on the top plate.

Preferably, the soil collection assembly includes a lower support plate and an upper limit plate. Both the lower support plate and the upper limit plate are welded to the breeding frame, and a collection box is fitted between the upper limit plate and the lower support plate. , The collection box is in frictional contact with the upper limit plate and the lower support plate.

Preferably, a pull rod is fixedly connected to the front end of the collection box.

Preferably, the breeding frame breeding box includes a box body, the box body and the breeding frame are welded, the bottom of the box body is opened with a mesh, and both sides of the bottom of the box body are fixedly connected with L-shaped support plates, A baffle is placed on the L-shaped support plate, and the baffle is in contact with the bottom of the box body.

Preferably, the spray assembly includes two sets of water tanks, the two sets of water tanks are symmetrically distributed with respect to the breeding frame, the water tanks are fixedly connected to the bottom plate, a water pump is provided on the water tank, and a first water pipe is connected to the water pump, Two sets of second water pipes are connected to the first water pipe, the two sets of second water pipes pass through the breeding frame, and the ends of the two sets of second water pipes are connected with sprinkler heads.

Preferably, the spray heads are respectively located above the two groups of breeding boxes.

Preferably, the control panel controls and connects the vibration motor and the water pump.

Preferably, the fixed support assembly includes a threaded rod, the threaded rod passes through the bottom plate, the threaded rod is screwed to the bottom plate, the bottom end of the threaded rod is fixedly connected with a support plate, and the top end of the threaded rod is fixedly connected There is a screw block.

Preferably, a roller is provided at the bottom of the bottom plate.

A soil biological breeding method for improving saline-alkali land, including the following steps:

S1. Put the soil particles in the saline-alkali soil in the breeding box, and add an appropriate amount of earthworms to the breeding box, start the water pump through the control panel, and the water pump will pump out the clean water in the water tank. Wetting, keeping the soil in a moist state, move the device to a cool place for breeding;

S2. Observe the moisture level of the soil every day. When the soil moisture is not enough, start the water pump through the control panel. The water pump pumps out the clean water in the water tank. The clean water is sprayed out through the sprinkler to moisten the soil in the breeding box and make the soil. Always in a humid state, earthworms improve the soil;

S3: After a period of cultivation, the soil improvement is completed. The baffle can be pulled out from the L-shaped limit plate, and the screw rod can be rotated by rotating the screw block to make the support plate contact the ground, and the device can be supported by the support plate To separate the rollers from the ground, start the vibration motor through the control panel, and the vibration motor drives the vibration plate to vibrate. The breeding frame vibrates along with the vibration plate, and the soil falls into the collection box through the mesh at the bottom of the box. Separation of improved soil;

S4. After the earthworms are separated from the soil, after they are formed, the collection box can be drawn out through the pull rod, the improved soil can be poured out, the baffle can be inserted into the L limit plate, and new saline soil particles can be added to the breeding box to continue. Improved.

Compared with the prior art, the beneficial effects of the present invention are: the present invention is not only simple in structure, earthworm culture is carried out by placing saline-alkali soil particles in the breeding box, the saline-alkali soil particles are improved by earthworms, and the breeding box can be improved by spraying components. Spraying is carried out inside to ensure the wetness of the soil and facilitate the growth of earthworms. When the soil improvement is completed, the device can be supported and fixed by a fixed support component. The vibration motor drives the breeding frame to vibrate, which can separate the earthworms and the improved soil. , The separated soil falls into the soil collection assembly, which is extremely convenient to use.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present invention more clearly, the following will briefly introduce the drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative work, other drawings can be obtained from these drawings.

Figure 1 is a schematic view of the structure of the present invention from a first perspective;

Figure 2 is a schematic view of the structure of the present invention from a second perspective;

Figure 3 is a schematic diagram of the structure of the breeding box of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Referring to Figures 1-3, the present invention provides a technical solution of a soil biological cultivation device for improving saline-alkali soils: it includes a bottom plate 1, a vibration motor 15 is provided on the top of the bottom plate 1, and the output end of the vibration motor 15 is connected with a vibration plate 13 on the vibration plate 13. The breeding frame 6 is fixedly connected, and the vibration motor 15 drives the breeding frame 6 to vibrate, which can separate the soil and earthworms. There are two sets of soil collection components on the breeding frame 6 to facilitate the collection of improved soil. Above the two sets of soil collection components Each is equipped with a breeding box 8 in which earthworms are cultivated. The breeding box 8 and the breeding frame 6 are welded between the breeding box 8 and the breeding frame 6. The bottom plate 1 is equipped with a spray component to ensure the moisture of the soil. The bottom plate 1 is equipped with a fixed support component 17. The device can be supported and fixed, and a control panel 16 is provided on the top plate.

Among them, the soil collection assembly includes a lower support plate 11 and an upper limit plate 9. Both the lower support plate 11 and the upper limit plate 9 are welded to the breeding frame 6, and a collection box is fitted between the upper limit plate 9 and the lower support plate 11. 10. Limit the collection box 10 to prevent the collection box 10 from falling during vibration. The collection box 10 is in frictional contact with the upper limit plate 9 and the lower support plate 11. The front end of the collection box 10 is fixedly connected with a pull rod 12 for easy pulling Collection box 10.

Among them, the breeding rack 6 breeding box includes a box body 81, which is welded between the box body 81 and the breeding rack 6. A mesh 82 is opened at the bottom of the box body 81 to facilitate soil separation. Both sides of the bottom of the box body 81 are fixedly connected with L-shaped supports Plate 84. A baffle 83 is placed on the L-shaped support plate 84 to support the baffle 83. The baffle 83 is in contact with the bottom of the box body 81 to prevent soil from falling.

Among them, the spray assembly includes two sets of water tanks 2, two sets of water tanks 2 are symmetrically distributed with respect to the breeding frame 6, fixedly connected between the water tank 2 and the bottom plate 1, the water tank 2 is provided with a water pump 3, and the water pump 3 is connected with a first water pipe 4. Two groups of second water pipes 5 are connected to the first water pipe 4, and the two groups of second water pipes 5 pass through the breeding frame 6, and the ends of the two groups of second water pipes 5 are connected with sprinkler heads 7, respectively. The upper part of the group breeding box 8 has a good spray effect on the soil, which is beneficial to the growth of earthworms. The control panel 16 controls and connects the vibration motor 15 and the water pump 3.

Wherein, the fixed support assembly 17 includes a threaded rod 172, the threaded rod 172 passes through the bottom plate 1, the threaded rod 172 and the bottom plate 1 are screwed, the bottom end of the threaded rod 172 is fixedly connected with a support plate 171, and the top end of the threaded rod 172 is fixedly connected with a screw. The screw block 173 is convenient to rotate the threaded rod 172; the bottom of the bottom plate 1 is provided with a roller 14 to facilitate the movement of the device.

The specific working principle is as follows:

Put the saline soil particles in the breeding box 8, and add an appropriate amount of earthworms to the breeding box 8, start the water pump 3 through the control panel 16, and the water pump 3 will pump out the clean water in the water tank 2, and the clean water will be sprayed out through the sprinkler 7. The soil in the breeding box 8 is moistened to keep the soil in a moist state, which is conducive to the growth of earthworms. Move the device to a cool place for breeding; observe the degree of soil moisture every day. When the soil humidity is not enough, use the control panel 16 Start the water pump 3, the water pump 3 pumps out the clean water in the water tank 2, and the clean water is sprayed out through the sprinkler 7 to moisten the soil in the breeding box 8 so that the soil is always in a moist state. The earthworms improve the soil; After the soil improvement is completed, the baffle 83 can be withdrawn from the L-shaped limit plate, and the screw rod 172 is driven to rotate by rotating the screw block 173, so that the support plate 171 is in contact with the ground, and the device is supported by the support plate 171 To separate the roller from the ground, start the vibration motor 15 through the control panel 16, and the vibration motor 15 drives the vibration plate 13 to vibrate. The breeding frame 6 vibrates along with the vibration plate 13, and the soil falls into In the collection box 10, the earthworms can be separated from the improved soil; after the earthworms are separated from the soil, the collection box 10 can be drawn out through the pull rod 12, and the improved soil can be poured out, and the baffle 83 can be inserted into the L On the limit plate, add new saline soil particles in the breeding box 8 to continue the improvement.

In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific feature, structure, material, or characteristic described in combination with the embodiment or example is included in at least the present invention. In one embodiment or example. In this specification, the schematic representations of the above-mentioned terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiment does not describe all the details in detail, nor does it limit the invention to only the described specific embodiments. Obviously, many modifications and changes can be made according to the content of this manual. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is only limited by the claims and their full scope and equivalents.

Claims

A soil biological culture device for improving saline-alkali land, comprising a bottom plate (1), characterized in that: a vibration motor (15) is provided on the top of the bottom plate (1), and a vibration plate (13) is connected to the output end of the vibration motor (15) ), the vibrating plate (13) is fixedly connected with a breeding frame (6), the breeding frame (6) is provided with two sets of soil collection components, and the two sets of soil collection components are provided with a breeding box (8 ), the breeding box (8) and the breeding frame (6) are welded, the bottom plate (1) is provided with a spray assembly, the bottom plate (1) is provided with a fixed support assembly (17), the A control panel (16) is arranged on the top board.
The soil biological cultivation device for improving saline-alkali land according to claim 1, characterized in that: the soil collection assembly includes a lower support plate (11) and an upper limit plate (9), the lower support plate (11) and The upper limit plate (9) is welded to the breeding frame (6), and a collection box (10) is fitted between the upper limit plate (9) and the lower support plate (11), and the collection box (10) It is in frictional contact with the upper limit plate (9) and the lower support plate (11).
The soil biological cultivation device for improving saline-alkali land according to claim 2, characterized in that the front end of the collection box (10) is fixedly connected with a pull rod (12).
The soil biological culture device for improving saline-alkali land according to claim 1, characterized in that the breeding frame (6) includes a box body (81), and the box body (81) and the breeding frame (6) The bottom of the box body (81) is opened with a mesh (82), both sides of the bottom of the box body (81) are fixedly connected with an L-shaped support plate (84), the L-shaped support plate (84) A baffle (83) is placed on the ), and the baffle (83) is in contact with the bottom of the box body (81).
The soil biological cultivation device for improving saline-alkali land according to claim 1, characterized in that: the spray assembly includes two sets of water tanks (2), the two sets of water tanks (2) are symmetrically distributed with respect to the breeding rack (6), so The water tank (2) is fixedly connected with the bottom plate (1), a water pump (3) is provided on the water tank (2), and a first water pipe (4) is connected to the water pump (3). The first water pipe (4) There are two sets of second water pipes (5) connected, the two sets of second water pipes (5) pass through the breeding frame (6), and the ends of the two sets of second water pipes (5) are connected with spray Shower head (7).
The soil biological cultivation device for improving saline-alkali land according to claim 5, characterized in that the spray heads (7) are respectively located above the two groups of cultivation boxes (8).
The soil biological cultivation device for improving saline-alkali land according to claim 5, characterized in that: the control panel (16) controls and connects the vibration motor (15) and the water pump (3).
The soil biological cultivation device for improving saline-alkali land according to claim 1, characterized in that: the fixed support assembly (17) comprises a threaded rod (172), and the threaded rod (172) passes through the bottom plate (1), The threaded rod (172) is screwed to the bottom plate (1), the bottom end of the threaded rod (172) is fixedly connected with a support plate (171), and the top end of the threaded rod (172) is fixedly connected with a screw block ( 173).
The soil biological cultivation device for improving saline-alkali land according to claim 1, characterized in that: the bottom of the bottom plate (1) is provided with a roller (14).
A soil biological breeding method for improving saline-alkali land, which is characterized in that it comprises the following steps:

S1. Put the saline-alkali soil particles in the culture box (8), add an appropriate amount of earthworms to the culture box (8), start the water pump (3) through the control panel (16), and place the water pump (3) in the water tank (2) The clear water is pumped out, and the clear water is sprayed out through the sprinkler (7) to moisten the soil in the breeding box (8) to keep the soil in a moist state, and move the device to a cool place for breeding;

S2. Observe the moisture level of the soil every day. When the soil moisture is not enough, start the water pump (3) through the control panel (16). ) Spray to moisten the soil in the breeding box (8) so that the soil is always in a moist state, and earthworms improve the soil;

S3: After a period of cultivation, the soil improvement is completed, the baffle (83) can be drawn out from the L-shaped limit plate, and the screw rod (172) is driven to rotate by rotating the screw block (173) to make the support plate (171) ) Is in contact with the ground, the device is supported by the support plate (171) to separate the roller from the ground, and the vibration motor (15) is activated through the control panel (16), and the vibration motor (15) drives the vibration plate (13) to vibrate, The breeding frame (6) vibrates along with the vibrating plate (13), and the soil falls into the collection box (10) through the mesh (82) at the bottom of the box body (81), which can complete the separation of earthworms and the improved soil;

S4. After the earthworms are separated from the soil, the collection box (10) can be drawn out through the pull rod (12), the improved soil can be poured out, and the baffle plate (83) can be inserted into the L limit plate and placed in the breeding box. (8) Add new saline-alkali soil particles to continue to improve.