CN111937530A

CN111937530A - Seed placement mechanism for agricultural planting and seed soaking device comprising same

Info

Publication number: CN111937530A
Application number: CN202010849679.7A
Authority: CN
Inventors: 陈超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2020-11-17

Abstract

The invention discloses a seed placing mechanism for agricultural planting and a seed soaking device comprising the same, belongs to the technical field of agricultural planting, and solves the problems that seeds are easy to accumulate in a seed soaking groove of the conventional device, so that the seeds are not soaked sufficiently, and impurities are easy to enter the seeds during seed soaking; the technical characteristics are as follows: the seed placing mechanism for agricultural planting is arranged in the middle of the box body, and a right driving box and a left driving box are symmetrically arranged in the box body; the seed soaking device is provided with the cleaning mechanism, the bottom of the box body is cleaned through the cleaning mechanism, impurities in the box body are prevented from polluting seeds, seed soaking work is facilitated, meanwhile, the seeds are heated through the heating assembly, germination acceleration of the seeds is facilitated, the seeds are placed conveniently through the storage net, falling of the seeds is avoided, and meanwhile, screening of the impurities is achieved.

Description

Seed placement mechanism for agricultural planting and seed soaking device comprising same

Technical Field

The invention relates to the technical field of agricultural planting, in particular to a seed placing mechanism for agricultural planting and a seed soaking device comprising the same.

Background

The seed soaking is an important process of agricultural planting, which means that seeds with slow germination need to be soaked before sowing, the seed soaking aims to promote early germination of the seeds and kill some insect eggs and viruses, the seed soaking aims to enable the seeds and the grains to absorb water quickly to achieve the water content capable of normally germinating, the water content of dry seeds is usually below 15%, the physiological activity is very weak, the seeds are in a dormant state, after the seeds absorb water, seed coats swell and soften, oxygen dissolved in water enters cells along with the water, and enzymes in the seeds start to be activated.

At the present stage, the agricultural seed soaking mainly depends on manual operation, the seeds are easy to damage in the manual operation process, and meanwhile, the seeds are inconvenient to be uniformly mixed and stirred, the seed soaking is not suitable for batch seed processing, the processing efficiency of the seeds is reduced, the seeding lag is caused, and the growth and development of crops are influenced.

Chinese patent CN207201270U discloses a farming vernalization device, including base and box, box and base upper surface fixed connection, box top end threaded connection has the lid, lid upper surface center department fixedly connected with handle, the inside through connection of lid has the bleeder vent, base upper surface center department installs swing mechanism, swing mechanism upper surface seed soaking groove, seed soaking groove includes shell, porous partition, seed standing groove, filter screen and drainage hole, but the device seed soaking inslot seed piles up easily, leads to the seed to soak insufficiently, therefore, we propose a seed placement machine for farming constructs and contain the seed soaking device of this mechanism.

Disclosure of Invention

The invention aims to provide a seed placing mechanism for agricultural planting and a seed soaking device comprising the same, wherein the seed placing mechanism for agricultural planting comprises a seed placing mechanism for agricultural planting, and further comprises a box body and a base, the bottom of the box body is fixed on the base, the seed placing mechanism for agricultural planting is arranged in the middle of the box body, a right driving box and a left driving box are symmetrically arranged in the box body, a heating cavity is arranged on one side, away from each other, of the right driving box and the left driving box, a heating component is arranged in the heating cavity, and a water filling port for water filling is arranged at the top of the box body, so that the problem that seeds are easy to accumulate in a seed soaking groove of the conventional device.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a seed placement machine constructs for farming, includes the curb plate and places the board, places the board and is provided with a plurality ofly in the longitudinal direction, and the bilateral symmetry of placing the board is provided with two curb plates, the curb plate with place between the board through bolt fixed connection, the middle part of placing the board is provided with jet-propelled subassembly, place the equipartition on the board and have a plurality of seed soaking chambeies, seed soaking intracavity is provided with seed soaking subassembly, seed soaking chamber and jet-propelled chamber between through the air duct intercommunication.

As a further scheme of the invention: the air injection assembly comprises a fixed plate, the fixed plate is fixedly connected with the side wall of the air injection cavity, a sealing ring is arranged at the joint of the fixed plate and the air injection cavity, the placing plate is sleeved on the third guide rod, and the third guide rod is connected with the fixed plate in a sliding mode.

As a still further scheme of the invention: the seed soaking assembly comprises a storage net which is of a screen plate-shaped structure with a low middle part and a high periphery, and two sides of the storage net are hinged with the side wall of a seed soaking cavity.

As a still further scheme of the invention: the top fixed mounting who soaks kind of chamber has the guard plate, and the equipartition has a plurality of anti-drop subassembly in the guard plate, and the anti-drop subassembly includes guard plate, guiding gutter and water conservancy diversion piece, and the water level distributes in the guard plate has a plurality of water conservancy diversion pieces, surrounds between the adjacent guiding piece and forms the guiding gutter, and the cross section of guiding gutter still is provided with the homocline ring for falling isosceles trapezoid structure in the kind of chamber of soaking, and the lateral wall circumference equipartition of homocline ring has a plurality of air jets, the lateral wall fixed connection of air jet and homocline.

The utility model provides a seed soaking device for farming contains seed placement mechanism for farming, still includes box and base, and the bottom of box is fixed on the base, seed placement mechanism for farming sets up at the middle part of box, and the symmetry is provided with right drive case and left drive case in the box, and one side that right drive case and left drive case kept away from each other is provided with the heating chamber, heats the intracavity and is provided with heating element, and the top of box is provided with the water filling port that is used for the water injection.

As a still further scheme of the invention: be provided with drive assembly in the left side drive case, drive assembly includes pneumatic cylinder and horizontal rack, pneumatic cylinder fixed mounting is on the lateral wall of left side drive case, and the flexible end fixedly connected with horizontal rack of pneumatic cylinder, one side of horizontal rack is provided with the gear, horizontal rack and gear engagement transmission, the gear housing is established on the second screw rod, the inner wall rotation that bearing and left side drive case were passed through at the both ends of second screw rod is connected, the cover is equipped with the second thread piece on the second screw rod, mechanism fixed connection is placed to second thread piece and seed.

As a still further scheme of the invention: heating element is provided with two sets ofly, and two heating element be fixedly connected with second thread piece and slider respectively, heating element includes the piston board, the lateral wall sliding connection in piston board and heating chamber, two second guide bars are installed to the symmetry on the piston board, pass through bolt fixed connection between piston board and the second guide bar, vertical equipartition has a plurality of connecting axles on the second guide bar, the connecting axle symmetry articulates there are two electric heating boards, the one end fixed mounting that the connecting axle was kept away from to the electric heating board has articulated piece, articulated piece movable mounting is in the articulated inslot, articulated groove fixed mounting is on articulated groove mount pad, articulated groove mount pad passes through bolt and heating chamber fixed connection, two air jets are installed to the symmetry on the heating chamber, air jet and heating chamber intercommunication.

As a still further scheme of the invention: the bottom of box is provided with clearance mechanism, and clearance mechanism includes base and servo motor, and servo motor fixed mounting is in the motor mount pad, and through bolt fixed connection between motor mount pad and the box, the first screw rod of servo motor's output fixedly connected with, the symmetry is provided with two sections and revolves to opposite, the same external screw thread of pitch, every section on the first screw rod the external screw thread on all the cover be equipped with first thread piece.

As a still further scheme of the invention: the middle part fixed mounting of box has the edulcoration net that is used for removing the impurity screening, and fixed mounting has the brush mount pad on the first screw thread piece, and a plurality of brushes are installed to the below of brush mount pad.

In conclusion, the beneficial effects of the invention are as follows: the seed soaking device is provided with the cleaning mechanism, the bottom of the box body is cleaned through the cleaning mechanism, impurities in the box body are prevented from polluting seeds, seed soaking work is facilitated, meanwhile, the seeds are heated through the heating assembly, germination acceleration of the seeds is facilitated, the seeds are placed conveniently through the storage net, falling of the seeds is avoided, and meanwhile, screening of the impurities is achieved.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of the air injection cavity in the invention.

FIG. 3 is a schematic structural view of a seed soaking chamber in the invention.

Fig. 4 is a schematic structural diagram of a guard plate in the invention.

Fig. 5 is a partially enlarged view of a in fig. 4.

Fig. 6 is a schematic structural view of a flow guide block in the invention.

Fig. 7 is a schematic structural diagram of a current-equalizing ring in the invention.

Fig. 8 is a schematic structural diagram of embodiment 3 of the present invention.

FIG. 9 is a front view of embodiment 3 of the present invention.

FIG. 10 is a top view of inventive example 3.

Fig. 11 is a schematic structural view of the water filling port in the invention.

FIG. 12 is a schematic view of the left driving box of the present invention.

Fig. 13 is a schematic structural view of a heating chamber in the invention.

Fig. 14 is a schematic structural view of a heating assembly according to the present invention.

Fig. 15 is a partially enlarged view of B in fig. 8.

Fig. 16 is a schematic structural diagram of a motor mounting base in the invention.

Fig. 17 is a schematic structural diagram of a cleaning mechanism in the invention.

In the figure: 1-box body, 2-base, 3-servo motor, 4-motor mounting seat, 5-first screw rod, 6-first thread block, 7-brush mounting seat, 8-brush, 9-impurity removal net, 10-water injection port, 11-air injection port, 12-heating cavity, 13-right driving box, 14-hydraulic cylinder, 15-horizontal rack, 16-gear, 17-second screw rod, 18-left driving box, 19-second thread block, 20-first guide rod, 21-sliding block, 22-side plate, 23-placing plate, 24-piston plate, 25-second guide rod, 26-hinge block, 27-hinge block, 28-hinge groove, 29-electric heating plate, 30-hinge groove mounting seat, 31-third guide rod, 32-seed soaking cavity, 33-air spraying cavity, 34-air guide tube, 35-object placing net, 36-flow equalizing ring, 37-air jet, 38-protection plate, 39-flow guide groove, 40-flow guide block and 41-fixing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1, in the embodiment of the present invention, a seed placing mechanism for agricultural planting includes a plurality of side plates 22 and a placing plate 23, the placing plate 23 is longitudinally provided with a plurality of side plates 22, two sides of the placing plate 23 are symmetrically provided with two side plates 22, the side plates 22 and the placing plate 23 are fixedly connected by bolts, the middle part of the placing plate 23 is provided with an air injection assembly, the placing plate 23 is uniformly provided with a plurality of seed soaking cavities 32, the seed soaking cavities 32 are internally provided with seed soaking assemblies, and the seed soaking cavities 32 and the air injection cavities 33 are communicated by air ducts 34;

as shown in fig. 2, the air injection assembly comprises a fixing plate 41, the fixing plate 41 is fixedly connected with the side wall of the air injection cavity 33, a sealing ring is arranged at the joint of the fixing plate 41 and the air injection cavity 33, and the sealing ring is made of corrosion-resistant rubber;

the placing plate 23 is sleeved on the third guide rod 31, the third guide rod 31 is in sliding connection with the fixing plate 41, and when the placing plate 23 moves up and down, the fixing plate 41 and the third guide rod 31 move relatively, so that the purpose of sending air in the air injection cavity 33 into the seed soaking cavity 32 is achieved, the blockage of seeds in the seed soaking cavity 32 is avoided, the cleanliness of the seeds is improved, and the seeds are prevented from being stained;

as shown in fig. 3, soak kind of subassembly including putting thing net 35, put thing net 35 for the middle part low, high net platelike structure all around, and the mesh aperture of otter board is less than the particle diameter of seed, put the both sides of thing net 35 and soak kind of chamber 32 lateral wall articulated, put setting up of thing net 35 and made things convenient for placing of seed, avoided droing of seed, realized simultaneously that to the screening of impurity.

Example 2

As shown in fig. 4-6, a protection plate 38 is fixedly installed at the top of the seed soaking cavity 32, a plurality of anti-falling assemblies are uniformly distributed in the protection plate 38, each anti-falling assembly comprises a protection plate 38, a flow guide groove 39 and a flow guide block 40, a plurality of flow guide blocks 40 are horizontally distributed in the protection plate 38, the flow guide grooves 39 are formed between the adjacent flow guide blocks 40 in an enclosing manner, the cross sections of the flow guide grooves 39 are of inverted isosceles trapezoid structures, and the flow guide grooves 39 are arranged to prevent seeds from falling off.

As shown in fig. 7, a flow-equalizing ring 36 is further disposed in the seed soaking cavity 32, a plurality of air outlets 37 are circumferentially and uniformly distributed on a side wall of the flow-equalizing ring 36, and the air outlets 37 are fixedly connected with the side wall of the flow-equalizing ring 36.

Example 3

As shown in fig. 8 to 10, in the embodiment of the present invention, an agricultural planting seed soaking device comprises the agricultural planting seed placing mechanism according to embodiment 2, and further comprises a box body 1 and a base 2, wherein the bottom of the box body 1 is fixed on the base 2, the agricultural planting seed placing mechanism is arranged in the middle of the box body 1, a right driving box 13 and a left driving box 18 are symmetrically arranged in the box body 1, a heating cavity 12 is arranged on a side of the right driving box 13 and the left driving box 18 away from each other, and a heating component is arranged in the heating cavity 12;

as shown in fig. 11, a water filling port 10 for filling water is provided at the top of the case 1.

As shown in fig. 12 and 15, a driving assembly is arranged in the left driving box 18, the driving assembly includes a hydraulic cylinder 14 and a horizontal rack 15, the hydraulic cylinder 14 is fixedly mounted on a side wall of the left driving box 18, a telescopic end of the hydraulic cylinder 14 is fixedly connected with the horizontal rack 15, a gear 16 is arranged on one side of the horizontal rack 15, the horizontal rack 15 and the gear 16 are in meshing transmission, the gear 16 is sleeved on a second screw rod 17, and two ends of the second screw rod 17 are rotatably connected with an inner wall of the left driving box 18 through bearings;

the cover is equipped with second screw thread piece 19 on the second screw rod 17, mechanism fixed connection is placed to second screw thread piece 19 and seed, in the use, in order to increase the area of contact between seed and the soak, open pneumatic cylinder 14, pneumatic cylinder 14 drives horizontal rack 15 and removes, thereby make horizontal rack 15 drive gear 16 and second screw rod 17 rotate, second screw rod 17 drives second screw thread piece 19 and reciprocates, and then realized the regulation to seed placement machine height, the area of contact between soak and the seed has been increased.

Example 4

In the embodiment of the invention, the limiting assembly is arranged in the right driving box 13 and comprises a first guide rod 20 and a sliding block 21, two ends of the first guide rod 20 are fixedly connected with the inner wall of the right driving box 13 through bolts, the sliding block 21 is sleeved on the first guide rod 20, the sliding block 21 is fixedly connected with the seed placing mechanism, the limiting assembly is arranged to limit the seed placing mechanism, the seed placing mechanism is prevented from falling off, and therefore the service life of the seed placing mechanism is prolonged.

As shown in fig. 13 and 14, two groups of heating assemblies are provided, and two heating assemblies are respectively and fixedly connected with a second thread block 19 and a sliding block 21, each heating assembly includes a piston plate 24, the piston plate 24 is slidably connected with a side wall of the heating cavity 12, two second guide rods 25 are symmetrically installed on the piston plate 24, the piston plate 24 is fixedly connected with the second guide rods 25 through bolts, a plurality of connecting shafts 26 are longitudinally and uniformly distributed on the second guide rods 25, the connecting shafts 26 are symmetrically hinged with two electric heating plates 29, a hinge block 27 is fixedly installed at one end of each electric heating plate 29 far away from the connecting shaft 26, the hinge block 27 is movably installed in a hinge groove 28, the hinge groove 28 is fixedly installed on a hinge groove installation seat 30, and the hinge groove installation seat 30 is fixedly connected with the heating cavity 12 through bolts.

Example 5

As shown in fig. 16, in the embodiment of the present invention, a cleaning mechanism is disposed at the bottom of a box body 1, the cleaning mechanism includes a base 2 and a servo motor 3, the servo motor 3 is fixedly mounted in a motor mounting seat 4, the motor mounting seat 4 and the box body 1 are fixedly connected through a bolt, an output end of the servo motor 3 is fixedly connected with a first screw 5, two sections of external threads with opposite rotation directions and the same thread pitch are symmetrically disposed on the first screw 5, and a first thread block 6 is sleeved on each section of external thread;

the middle part of the box body 1 is fixedly provided with an impurity removing net 9 for removing impurities.

Example 6

As shown in fig. 13 and 14, two groups of heating assemblies are provided, and two of the heating assemblies are fixedly connected with a second thread block 19 and a sliding block 21 respectively, each heating assembly includes a piston plate 24, the piston plate 24 is slidably connected with a side wall of the heating cavity 12, two second guide rods 25 are symmetrically installed on the piston plate 24, the piston plate 24 is fixedly connected with the second guide rods 25 through bolts, a plurality of connecting shafts 26 are longitudinally and uniformly distributed on the second guide rods 25, two electric heating plates 29 are symmetrically hinged with the connecting shafts 26 through the connecting shafts 26, a hinge block 27 is fixedly installed at one end of each electric heating plate 29 far away from the connecting shaft 26, the hinge block 27 is movably installed in a hinge groove 28, the hinge groove 28 is fixedly installed on a hinge groove installation seat 30, and the hinge groove installation seat 30 is fixedly connected with the heating cavity 12 through bolts;

when the second thread block 19 and the sliding block 21 move up and down, the piston plate 24 can be driven to move up and down, and the piston plate 24 drives the second guide rod 25 and the connecting shaft 26 to move, so that the electric heating plate 29 is driven to rotate, the inclination angle of the electric heating plate 29 is adjusted, the seeds are conveniently heated, and the germination accelerating treatment of the seeds is facilitated;

two air nozzles 11 are symmetrically arranged on the heating cavity 12, the air nozzles 11 are communicated with the heating cavity 12, and other structures in the embodiment are the same as those in the embodiment 3.

Example 7

As shown in fig. 17, fixed mounting has brush mount pad 7 on the first screw block 6, and a plurality of brushes 8 are installed to the below of brush mount pad 7, during the use, thereby need clear up the bottom of box 1 and avoid piling up of impurity, open servo motor 3, and servo motor 3 drives first screw rod 5 and rotates to make first screw rod 5 drive first screw block 6 syntropy or incorgruous removal, realized the cleaning work to box 1 bottom.

In this embodiment, the type of the servo motor 3 is YL-90L5-2, and other structures in this embodiment are the same as those in embodiment 3.

In summary, the working principle of the invention is as follows: when the seed placing mechanism is used, in order to increase the contact area between seeds and a soaking solution, the hydraulic cylinder 14 is started, the hydraulic cylinder 14 drives the horizontal rack 15 to move, so that the horizontal rack 15 drives the gear 16 and the second screw 17 to rotate, and the second screw 17 drives the second thread block 19 to move up and down, so that the height of the seed placing mechanism is adjusted, and the contact area between the soaking solution and the seeds is increased;

during the use, thereby need clear up the bottom of box 1 and avoid piling up of impurity, open servo motor 3, servo motor 3 drives first screw rod 5 and rotates to make first screw rod 5 drive first screw thread piece 6 syntropy or heterodromous removal, realized the clearance work to box 1 bottom.

The seed soaking device is provided with the cleaning mechanism, the bottom of the box body 1 is cleaned through the cleaning mechanism, impurities in the box body 1 are prevented from polluting seeds, seed soaking work is facilitated, meanwhile, the seeds are heated through the heating assembly, germination acceleration of the seeds is facilitated, the seeds are placed conveniently through the storage net 35, falling of the seeds is avoided, and meanwhile, screening of the impurities is achieved.

Although several embodiments and examples of the present invention have been described for those skilled in the art, these embodiments and examples are presented as examples and are not intended to limit the scope of the invention. These new embodiments can be implemented in other various ways, and various omissions, substitutions, and changes can be made without departing from the spirit of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalent scope thereof.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a seed placement machine constructs for farming, include curb plate (22) and place board (23), it is provided with a plurality ofly to place board (23) on vertical, and the bilateral symmetry of placing board (23) is provided with two curb plates (22), curb plate (22) and place and pass through bolt fixed connection between board (23), a serial communication port, the middle part of placing board (23) is provided with jet-propelled subassembly, it has a plurality of seed soaking chamber (32) to place the equipartition on board (23), it soaks kind of subassembly to be provided with in seed soaking chamber (32), soak and communicate through air duct (34) between seed soaking chamber (32) and jet-propelled chamber (33).

2. The seed placement mechanism for agricultural planting according to claim 1, wherein the air injection assembly comprises a fixed plate (41), the fixed plate (41) is fixedly connected with the side wall of the air injection cavity (33), and a sealing ring is arranged at the joint of the fixed plate (41) and the air injection cavity (33).

3. The seed placement mechanism for agricultural planting according to claim 2, wherein the placement plate (23) is fitted over the third guide rod (31), and the third guide rod (31) and the fixing plate (41) are slidably connected.

4. The seed placement mechanism for agricultural planting according to any one of claims 1 to 3, wherein the seed soaking assembly comprises a seed placing net (35), the seed placing net (35) is of a net-shaped structure with a low middle part and high periphery, and two sides of the seed placing net (35) are hinged with the side wall of the seed soaking cavity (32).

5. The seed placement mechanism for agricultural planting according to any one of claims 1 to 3, wherein a protection plate (38) is fixedly mounted at the top of the seed soaking cavity (32), a plurality of anti-falling assemblies are uniformly distributed in the protection plate (38), each anti-falling assembly comprises a protection plate (38), a flow guide groove (39) and a flow guide block (40), a plurality of flow guide blocks (40) are uniformly distributed in the protection plate (38), the flow guide grooves (39) are formed between adjacent flow guide blocks (40) in a surrounding manner, the cross section of each flow guide groove (39) is of an inverted isosceles trapezoid structure, a flow equalizing ring (36) is further arranged in the seed soaking cavity (32), a plurality of air nozzles (37) are uniformly distributed in the circumferential direction of the side wall of the flow equalizing ring (36), and the air nozzles (37) are fixedly connected with the side wall of the flow equalizing ring (.

6. A seed soaking device for agricultural planting, comprising the seed placing mechanism for agricultural planting as claimed in any one of claims 1 to 5, further comprising a box body (1) and a base (2), wherein the bottom of the box body (1) is fixed on the base (2), the seed placing mechanism for agricultural planting is arranged in the middle of the box body (1), the seed soaking device is characterized in that a right driving box (13) and a left driving box (18) are symmetrically arranged in the box body (1), a heating cavity (12) is arranged on one side, away from each other, of the right driving box (13) and the left driving box (18), a heating assembly is arranged in the heating cavity (12), and a water filling port (10) for water filling is arranged at the top of the box body (1).

7. The seed soaking device for agricultural planting according to claim 6, wherein a driving assembly is arranged in the left driving box (18), the driving assembly comprises a hydraulic cylinder (14) and a horizontal rack (15), the hydraulic cylinder (14) is fixedly installed on the side wall of the left driving box (18), the horizontal rack (15) is fixedly connected to the telescopic end of the hydraulic cylinder (14), a gear (16) is arranged on one side of the horizontal rack (15), the horizontal rack (15) and the gear (16) are in meshed transmission, the gear (16) is sleeved on the second screw (17), and two ends of the second screw (17) are rotatably connected with the inner wall of the left driving box (18) through bearings.

8. The seed soaking device for agricultural planting according to claim 7, wherein a second threaded block (19) is sleeved on the second screw rod (17), and the second threaded block (19) is fixedly connected with the seed placing mechanism.

9. The seed soaking device for agricultural planting according to claim 7, wherein two groups of heating assemblies are provided, two groups of heating assemblies are fixedly connected with a second thread block (19) and a sliding block (21) respectively, each heating assembly comprises a piston plate (24), the piston plate (24) is in sliding connection with the side wall of the heating cavity (12), two second guide rods (25) are symmetrically installed on the piston plate (24), the piston plate (24) is fixedly connected with the second guide rods (25) through bolts, a plurality of connecting shafts (26) are longitudinally and uniformly distributed on the second guide rods (25), two electric heating plates (29) are symmetrically hinged to the connecting shafts (26), a hinge block (27) is fixedly installed at one end of each electric heating plate (29) far away from the connecting shaft (26), the hinge block (27) is movably installed in a hinge groove (28), the hinge groove (28) is fixedly installed on a hinge groove installation seat (30), the hinge groove mounting seat (30) is fixedly connected with the heating cavity (12) through a bolt, two air nozzles (11) are symmetrically mounted on the heating cavity (12), and the air nozzles (11) are communicated with the heating cavity (12).

10. The seed soaking device for agricultural planting according to claim 6, wherein a cleaning mechanism is arranged at the bottom of the box body (1), the cleaning mechanism comprises a base (2) and a servo motor (3), the servo motor (3) is fixedly arranged in a motor mounting seat (4), the motor mounting seat (4) is fixedly connected with the box body (1) through bolts, the output end of the servo motor (3) is fixedly connected with a first screw rod (5), two sections of external threads with opposite rotation directions and the same thread pitch are symmetrically arranged on the first screw rod (5), and a first thread block (6) is sleeved on each section of external thread;

the middle part fixed mounting of box (1) has impurity removal net (9) that are used for sieving the impurity, and fixed mounting has brush mount pad (7) on first screw thread piece (6), and a plurality of brushes (8) are installed to the below of brush mount pad (7).