CN112075273A - Soil pre-buried formula seedling cover that prevents cold-proof - Google Patents
Soil pre-buried formula seedling cover that prevents cold-proof Download PDFInfo
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- CN112075273A CN112075273A CN202011015164.3A CN202011015164A CN112075273A CN 112075273 A CN112075273 A CN 112075273A CN 202011015164 A CN202011015164 A CN 202011015164A CN 112075273 A CN112075273 A CN 112075273A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0231—Tunnels, i.e. protective full coverings for rows of plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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Abstract
The invention discloses a soil pre-embedded type seedling heat-preservation and freeze-prevention cover, which belongs to the technical field of soil freeze prevention and comprises an inserting ring and an oval-shaped protection cover fixedly arranged at the top end of the inserting ring, wherein the bottom end of the inserting ring is fixedly connected with a plurality of heat storage plates which are uniformly distributed, the bottom ends of the heat storage plates are fixedly connected with two pre-embedded rods, the top end part of the oval-shaped protection cover is provided with a through hole communicated with the inside of the oval-shaped protection cover, the periphery of the oval-shaped protection cover is internally provided with a plurality of fan-shaped blanking cavities corresponding to the positions of the heat storage plates, the oval-shaped protection cover is matched with the heat storage plates embedded in the soil, the oval-shaped protection cover is covered on the seedlings to play a role in protecting and heat preservation for the seedlings, heating bodies filled in the heat storage plates conduct heat to the periphery of the soil at the roots of the seedlings through the heat, the soil is heated, so that the frost cracking of the soil due to the strong low temperature is effectively prevented, and the cold resisting effect on the seedlings is achieved.
Description
Technical Field
The invention relates to the technical field of soil freezing prevention, in particular to a soil pre-embedded type seedling warm-keeping anti-freezing cover.
Background
Under the condition of cold environment, particularly for some severe cold areas, soil of a farmland can be frozen and cracked under low temperature, the cold resistance of crops is limited, particularly seedlings of the crops can be frozen to death under the environment with too low temperature, and the survival rate of the seedlings is very low. In order to prevent soil freezing from affecting crop growth and nutrient uptake, soil is often protected against freezing.
In the prior art, people often adopt hot water to spill on soil and have unfreezed soil, and this kind of soil unfreeze effect is although quick, if the operation is improper hot water to spill on the seedling, can directly burn out the seedling, and the treatment effect is not very good.
Therefore, the soil pre-embedded type seedling warm-keeping anti-freezing cover is provided to solve some problems in the prior art.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a soil pre-embedded type seedling heat-preservation and anti-freezing cover, which is matched with a plurality of heat storage plates embedded in soil through an oval-shaped protective cover, the oval-shaped protective cover is arranged on seedlings to play a role in protecting and preserving the seedlings, and a heating body filled in the heat storage plates conducts heat to the periphery of the soil at the root parts of the seedlings through the heat storage plates after self-heating to heat the soil, so that the soil is effectively prevented from being frozen and cracked due to strong and low temperature, and the cold-proof effect is played on the seedlings.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A soil pre-embedded type seedling warm-keeping anti-freezing cover comprises an inserting ring and an oval-shaped protective cover fixedly arranged at the top end of the inserting ring, the bottom end of the insert ring is fixedly connected with a plurality of heat storage plates which are uniformly distributed, the bottom ends of the heat storage plates are fixedly connected with two embedded rods, the top end part of the oval protective cover is provided with a through hole communicated with the inside of the oval protective cover, the periphery of the oval protective cover is internally provided with a plurality of fan-shaped blanking cavities corresponding to the heat storage plate, the inner walls of the fan-shaped blanking cavities are provided with a breathable layer, the bottom in fan-shaped blanking chamber is linked together rather than the arc blanking chamber that the position is corresponding, the top of ellipse shape protection casing is inserted and is equipped with a plurality of feeding mouths that are linked together with fan-shaped blanking chamber, and is a plurality of feeding mouth distributes around the through-hole, and is a plurality of the inside packing of heat accumulation board has the heat-generating body, the bottom of heat-generating body links up the setting with the top of pre-buried pole mutually.
Further, the heat-generating body is including setting up the active carbon heat accumulator in the heat accumulation inboard, the heat accumulation inboard is inside to offer the arc that is used for the active carbon heat accumulator to fill the setting and fills the chamber, the last distribution of active carbon heat accumulator bears a plurality of reduced iron powder granules, and reduced iron powder granule oxidation process is a slow chemical reaction, and through adding the active carbon heat accumulator, increases the specific surface area of reduced iron powder granule, oxidation reaction can accelerate, and the heat is given off in the reaction, and the active carbon heat accumulator of porous gap can accumulate the heat again, and the heat conducts in to soil through the heat accumulation board.
Furthermore, the activated carbon heat accumulator is of a porous adsorption structure formed by sintering activated carbon and metal fiber powder, and metal heat conduction fiber wires are filled in the porous adsorption structure, so that the heat conduction effect of the activated carbon heat accumulator is enhanced.
Furthermore, a plurality of the heat storage plates are made of aluminum-copper alloy plates, a plurality of heat conduction bulges protruding outwards are distributed on the inner side wall and the outer side wall of each heat storage plate, and the heat conduction areas of the heat storage plates are enlarged by the heat conduction bulges distributed uniformly.
Furthermore, a heat storage cavity is formed in the plurality of heat conduction bulges, heat conduction balls connected with the side walls are filled in the heat storage cavity, the heat conduction balls are spherical carbon fiber heat conduction cotton, and the carbon fiber heat conduction cotton has strong heat conductivity and enhances the heat conduction effect.
Further, ventilative layer is including seting up a plurality of bleeder vents on fan-shaped blanking intracavity wall, the cladding has the waterproof ventilated membrane of laminating mutually with fan-shaped blanking chamber on the inner wall in fan-shaped blanking chamber, and the air of leading-in downwards from the through-hole is leading-in to the heat accumulation board through the bleeder vent in, effectively realizes the abundant contact of reduced iron powder granule and oxygen.
Furthermore, it is a plurality of the outside in fan-shaped blanking chamber is equipped with the light-absorbing layer, be equipped with a plurality of euphotic layers with light-absorbing layer phase-to-phase distribution on the lateral wall of ellipse shape protection casing, the light-absorbing layer is perovskite light-absorbing layer, and in the euphotic layer so that sun irradiation goes into ellipse shape protection casing, the heat-absorbing layer is effectively to light and heat absorption heat accumulation.
Furthermore, the bottom of a plurality of pre-buried poles is pointed end portion, pre-buried pole is heat conduction pole, the inside of heat conduction pole is equipped with the heat conduction chamber that is linked together with heat accumulation plate inside.
A use method of a soil pre-embedded type seedling warm-keeping anti-freezing cover specifically comprises the following operations:
s1, after the insertion ferrule, the oval protective cover and the heat storage plate are installed and connected, the bottom end part of the device is inserted under soil by using an embedded rod at the bottom end of the heat storage plate, the oval protective cover at the top end is covered on the seedling, and the heat storage plates with the embedded rods are distributed at the periphery of the soil at the root part of the seedling;
s2, when the heat storage plate is used, the reduced iron powder particles are guided into the arc-shaped filling cavity of the heat storage plate through the plurality of feeding nozzles, the reduced iron powder particles are distributed on the activated carbon heat storage body and then contact with oxygen in the air to react, heat is released in the oxidation process of the reduced iron powder particles, the specific surface area of the reduced iron powder particles is increased by means of the bearing of the activated carbon heat storage body, and the oxidation reaction can be accelerated;
s3, after the heating element formed by matching the activated carbon heat accumulator with the reduced iron powder particles heats, the heat is conducted to the soil through the heat accumulation plate, so that the soil at the root of the seedling is heated, and the frost cracking of the soil is effectively prevented.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme sets up through the cooperation of oval protection casing and a plurality of heat accumulation board of inlaying in locating soil, and on the seedling was located to oval protection casing cover, play the protection heat preservation effect to the seedling, pack the heat-generating body in a plurality of heat accumulation boards, the heat-generating body is in the self-heating back with the heat through the soil of heat accumulation board conduction to the root of seedling department all around, to soil thermal treatment, prevent effectively that it from freezing because of strong low temperature and splitting to play the effect of keeping out the cold to the seedling.
(2) The heat-generating body is including setting up the active carbon heat accumulator in the heat accumulation inboard, the heat accumulation inboard is inside to be offered and is used for the arc packing chamber that the active carbon heat accumulator filled the setting, the last distribution of active carbon heat accumulator bears a plurality of reduced iron powder granules, reduced iron powder granule oxidation process is a slow chemical reaction, through adding the active carbon heat accumulator, increase the specific surface area of reduced iron powder granule, can be with higher speed oxidation reaction, the reaction is given off the heat, and the active carbon heat accumulator of porous gap can accumulate the heat again, the heat conducts in to soil through the heat accumulation board.
(3) The active carbon heat accumulator is a porous adsorption structure formed by sintering active carbon and metal fiber powder, and the porous adsorption structure is filled with metal heat-conducting fiber wires, so that the heat conduction effect of the active carbon heat accumulator is enhanced.
(4) A plurality of heat accumulation boards are the aluminium copper alloy board and make, it has a plurality of outside convex heat conduction swell to distribute on the interior lateral wall of heat accumulation board, a plurality of evenly distributed's heat conduction swell has increaseed the heat conduction area of heat accumulation board, it has the heat accumulation chamber to have seted up in a plurality of heat conduction swell, heat accumulation intracavity packing has the heat conduction ball that links up mutually with the lateral wall, heat conduction ball is globular carbon fiber heat conduction cotton, carbon fiber heat conduction cotton has very strong thermal conductivity, strengthen heat conduction effect.
(5) The ventilative layer has the waterproof ventilated membrane of laminating mutually with fan-shaped blanking chamber including seting up a plurality of bleeder vents on fan-shaped blanking intracavity wall on the inner wall in fan-shaped blanking chamber, and the air of following the through-hole downwardly directed to passes through the bleeder vent and channels into to the heat accumulation board in, effectively realizes the abundant contact of reduced iron powder granule and oxygen.
(6) The outside in a plurality of fan-shaped blanking chambeies is equipped with the light-absorbing layer, is equipped with a plurality of euphotic layers that distribute with light-absorbing layer looks mistake on the lateral wall of ellipse shape protection casing, and the light-absorbing layer is perovskite light-absorbing layer, and the euphotic layer is so that the sun shines into the ellipse shape protection casing, and the heat-absorbing layer is effectively adsorbing the heat accumulation to light and heat.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a partial cross-sectional view of an oblong shield of the present invention;
fig. 4 is a perspective view of the heat storage plate of the present invention.
The reference numbers in the figures illustrate:
1 insert ferrule, 101 arc blanking chamber, 2 oval protection casing, 201 fan-shaped blanking chamber, 202 feeding mouth, 203 through-hole, 204 bleeder vent, 3 heat accumulation boards, 301 heat conduction swell, 4 pre-buried poles, 5 reduced iron powder granule, 6 active carbon heat accumulator, 7 heat conduction ball.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-2, a soil pre-embedded type seedling warming and freezing prevention cover comprises an insertion ring 1 and an oval protection cover 2 fixedly installed at the top end of the insertion ring 1, wherein the oval protection cover 2 is used for covering the seedling, the size of the oval protection cover is determined by the height of the seedling, a plurality of heat storage plates 3 which are uniformly distributed are fixedly connected to the bottom end of the insertion ring 1, two pre-embedded rods 4 are fixedly connected to the bottom ends of the heat storage plates 3, the heat storage plates 3 are inserted under the soil by the pre-embedded rods 4, the heat storage plates 3 are distributed around the soil at the root of the seedling, through holes 203 communicated with the inside of the oval protection cover 2 are formed in the top end of the oval protection cover 2, and the through holes 203 are used for allowing rainwater and air to enter the inside of the oval protection cover 2.
Referring to fig. 2-3, a plurality of fan-shaped blanking cavities 201 corresponding to the heat storage plate 3 are formed inside the periphery of the oval-shaped protective cover 2, a ventilation layer is arranged on the inner wall of the fan-shaped blanking cavities 201, the bottom end of the fan-shaped blanking cavity 201 is communicated with the arc-shaped blanking cavity 101 corresponding to the position of the fan-shaped blanking cavity, a plurality of feeding nozzles 202 communicated with the fan-shaped blanking cavities 201 are inserted into the top end of the oval-shaped protective cover 2, the plurality of feeding nozzles 202 are distributed around the through hole 203, sealing plugs are inserted into the positions of the feeding nozzles 202, a heat generating body is filled inside the heat storage plates 3, and a heating material matched with the heat generating body is added into the heat storage plates 3 through the feeding nozzles 202 by technicians to generate heat, so that the heat can be conducted into the.
Referring to fig. 4, specifically, the heating element includes an activated carbon heat accumulator 6 disposed inside a heat accumulator plate 3, an arc-shaped filling cavity for filling the activated carbon heat accumulator 6 is disposed inside the heat accumulator plate 3, a plurality of reduced iron powder particles 5 are distributed and supported on the activated carbon heat accumulator 6, the oxidation process of the reduced iron powder particles 5 is a slow chemical reaction, the oxidation reaction can be accelerated by adding the activated carbon heat accumulator 6 and increasing the specific surface area of the reduced iron powder particles 5, the reaction releases heat, the porous activated carbon heat accumulator 6 can accumulate heat, the heat is conducted into soil through the heat accumulation plate 3, the activated carbon heat accumulator 6 is of a porous adsorption structure formed by sintering activated carbon and metal fiber powder, and the porous adsorption structure is filled with metal heat-conducting fiber wires, so that the heat conduction effect of the activated carbon heat accumulator 6 is enhanced.
In addition, a plurality of heat accumulation boards 3 are the aluminium copper alloy board and make, it has a plurality of outside convex heat conduction swell 301 to distribute on heat accumulation board 3's the interior lateral wall, a plurality of evenly distributed's heat conduction swell 301 has increaseed heat conduction area of heat accumulation board 3, it has the heat storage chamber to have seted up in a plurality of heat conduction swell 301, it has heat conduction ball 7 that links up mutually with the lateral wall to fill in the heat storage chamber, heat conduction ball 7 is globular carbon fiber heat conduction cotton, carbon fiber heat conduction cotton has very strong thermal conductivity, strengthen heat conduction effect.
Referring to fig. 3, it should be added that the ventilation layer includes a plurality of ventilation holes 204 opened on the inner wall of the fan-shaped blanking chamber 201, the inner wall of the fan-shaped blanking chamber 201 is covered with a waterproof ventilation film attached to the fan-shaped blanking chamber 201, and air introduced downward from the through holes 203 is introduced into the heat storage plate 3 through the ventilation holes 204, so as to effectively achieve sufficient contact between the reduced iron powder particles 5 and oxygen.
Referring to fig. 1, a light absorbing layer is disposed on the outer side of the fan-shaped blanking cavities 201, a plurality of light transmitting layers staggered with the light absorbing layer are disposed on the outer side wall of the oval protective cover 2, the light absorbing layer is a perovskite light absorbing layer, the light transmitting layers are convenient for the sun to irradiate into the oval protective cover 2, and the heat absorbing layer effectively absorbs and stores heat to the photo-thermal energy.
The bottom of heat-generating body links up the setting with the top of pre-buried pole 4 mutually, and the bottom of a plurality of pre-buried poles 4 is the pointed end portion, and pre-buried pole 4 is heat conduction pole, and the inside of heat conduction pole is equipped with the heat conduction chamber that is linked together with heat accumulation plate 3 is inside, and a plurality of pre-buried poles 4 are heated the heat influence rather than the heat accumulation plate 3 that links up mutually to further conduct the heat to the soil downside.
A use method of a soil pre-embedded type seedling warm-keeping anti-freezing cover specifically comprises the following operations:
s1, after the inserting ring 1, the oval protective cover 2 and the heat storage plate 3 are installed and connected, the bottom end part of the device is inserted under soil by utilizing the embedded rod 4 at the bottom end of the heat storage plate 3, the oval protective cover 2 at the top end is covered on seedlings, and the heat storage plates 3 with the embedded rods 4 are distributed at the periphery of the soil at the root parts of the seedlings;
s2, when the heat storage plate is used, the plurality of feeding nozzles 202 are used for guiding the reduced iron powder particles 5 into the arc-shaped filling cavity of the heat storage plate 3, the reduced iron powder particles 5 are distributed on the activated carbon heat accumulator 6 and then contact with oxygen in the air to react, heat is released in the oxidation process of the reduced iron powder particles 5, and the specific surface area of the reduced iron powder particles 5 is increased by means of the load of the activated carbon heat accumulator 6, so that the oxidation reaction can be accelerated;
s3, after the heating element formed by matching the activated carbon heat accumulator 6 with the reduced iron powder particles 5 heats, the heat is conducted to the soil through the heat accumulation plate 3, so that the soil at the root of the seedling is heated, and the frost cracking of the soil is effectively prevented.
The components present in the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof are known to those skilled in the art through technical manuals or through routine experiments.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a cold-proof cover that prevents frostbite of pre-buried formula seedling of soil, includes that insert lasso (1) and fixed mounting in the ellipse shape protection casing (2) of inserting lasso (1) top, its characterized in that: the heat-accumulating plate heat-preserving device is characterized in that a plurality of heat-accumulating plates (3) which are uniformly distributed are fixedly connected to the bottom end of the inserting ring (1), two embedded rods (4) are fixedly connected to the bottom ends of the heat-accumulating plates (3), a through hole (203) communicated with the inside of the top end of the oval-shaped protective cover (2) is formed in the top end of the oval-shaped protective cover (2), a plurality of fan-shaped blanking cavities (201) corresponding to the positions of the heat-accumulating plates (3) are formed in the periphery of the oval-shaped protective cover (2), a breathable layer is arranged on the inner wall of each fan-shaped blanking cavity (201), the bottom ends of the fan-shaped blanking cavities (201) are communicated with arc-shaped blanking cavities (101) corresponding to the positions of the fan-shaped blanking cavities, a plurality of feeding nozzles (202) communicated with the fan-shaped blanking cavities (201) are inserted into the top end of the oval-shaped protective cover (2), the feeding nozzles, the bottom of the heating body is connected with the top end of the embedded rod (4).
2. The soil pre-buried type seedling warm-keeping anti-freezing cover as claimed in claim 1, characterized in that: the heat-generating body is including setting up in inside active carbon heat accumulator (6) of heat accumulator (3), the arc that is used for active carbon heat accumulator (6) to fill the setting is offered to heat accumulator (3) inside and is filled the chamber, the distribution bears a plurality of reduced iron powder granule (5) on active carbon heat accumulator (6).
3. The soil pre-buried type seedling warm-keeping anti-freezing cover as claimed in claim 2, characterized in that: the activated carbon heat accumulator (6) is of a porous adsorption structure formed by sintering activated carbon and metal fiber powder, and metal heat conduction fiber wires are filled in the porous adsorption structure.
4. The soil pre-buried type seedling warm-keeping anti-freezing cover as claimed in claim 3, characterized in that: the heat storage plates (3) are all made of aluminum-copper alloy plates, and a plurality of heat conduction bulges (301) protruding outwards are distributed on the inner side wall and the outer side wall of each heat storage plate (3).
5. The soil pre-buried type seedling warm-keeping anti-freezing cover as claimed in claim 4, wherein: a plurality of heat storage cavities are formed in the heat conduction bulges (301), heat conduction balls (7) connected with the side walls are filled in the heat storage cavities, and the heat conduction balls (7) are spherical carbon fiber heat conduction cotton.
6. The soil pre-buried type seedling warm-keeping anti-freezing cover as claimed in claim 1, characterized in that: the ventilating layer comprises a plurality of ventilating holes (204) formed in the inner wall of the fan-shaped blanking cavity (201), and the inner wall of the fan-shaped blanking cavity (201) is coated with a waterproof and ventilating film attached to the fan-shaped blanking cavity (201).
7. The soil pre-buried type seedling warm-keeping anti-freezing cover as claimed in claim 6, characterized in that: a plurality of the outside in fan-shaped blanking chamber (201) is equipped with the light-absorbing layer, be equipped with a plurality of euphotic layers that distribute with the light-absorbing layer looks mistake on the lateral wall of ellipse shape protection casing (2), the light-absorbing layer is perovskite light-absorbing layer.
8. The soil pre-buried type seedling warm-keeping anti-freezing cover as claimed in claim 1, characterized in that: the bottom of a plurality of pre-buried poles (4) is pointed end portion, pre-buried pole (4) are heat-conducting poles, the inside of heat-conducting pole is equipped with the heat conduction chamber that is linked together with heat accumulation board (3) inside.
9. The use method of the soil pre-buried type seedling warming and anti-freezing cover according to any one of claims 1 to 8, characterized in that: the specific operation is as follows:
s1, after the insertion ring (1), the oval protective cover (2) and the heat storage plates (3) are installed and connected, the bottom end of the device is inserted under soil by using the embedded rods (4) at the bottom ends of the heat storage plates (3), the oval protective cover (2) at the top end is covered on seedlings, and the heat storage plates (3) with the embedded rods (4) are distributed on the periphery of the soil at the roots of the seedlings;
s2, when the heat storage plate is used, the reduced iron powder particles (5) are guided into an arc-shaped filling cavity of the heat storage plate (3) through the plurality of feeding nozzles (202), the reduced iron powder particles (5) are distributed on the activated carbon heat accumulator (6) and then are in contact reaction with oxygen in the air, heat is released in the oxidation process of the reduced iron powder particles (5), and the specific surface area of the reduced iron powder particles (5) is increased by means of the bearing of the activated carbon heat accumulator (6), so that the oxidation reaction can be accelerated;
s3, after a heating body formed by matching the activated carbon heat accumulator (6) with the reduced iron powder particles (5) heats, the heat is conducted to the soil through the heat accumulation plate (3), so that the soil at the root of the seedling is heated, and the frost cracking of the soil is effectively prevented.
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| CN208095458U (en) * | 2018-04-12 | 2018-11-16 | 丛星梅 | A kind of heating apparatus for deciduous fruit tree cultivation |
| CN208317563U (en) * | 2018-05-16 | 2019-01-04 | 南京信息工程大学 | Full-automatic flowerpot |
| CN208863268U (en) * | 2018-09-04 | 2019-05-17 | 河南华晟园林市政工程有限公司 | A kind of anti-freeze protection device for winter nursery stock |
| CN209931075U (en) * | 2019-04-15 | 2020-01-14 | 重庆市农业科学院 | Fruit tree seedling protection casing |
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