WO2022110266A1

WO2022110266A1 - Seed temperature and humidity management system

Info

Publication number: WO2022110266A1
Application number: PCT/CN2020/133525
Authority: WO
Inventors: 朱明超; 严卫古; 倪向群; 李茹; 林参; 王兴龙; 邱梦婷; 顾思凯
Original assignee: 江苏天丰种业有限公司; 江苏徐淮地区淮阴农业科学研究所
Priority date: 2020-11-30
Filing date: 2020-12-03
Publication date: 2022-06-02
Also published as: CN112527034A; CN112527034B

Abstract

The present invention particularly relates to the technical field of seed storage. Provided is a seed temperature and humidity management system. The seed temperature and humidity management system comprises a cylindrical body (1), wherein a first separation tube (2) is arranged in the cylindrical body (1), a second separation tube (3) is arranged in the first separation tube (2), and a cylinder cover (4), a first tube cover (5) and a second tube cover (6) are arranged on the cylindrical body (1), the first separation tube (2) and the second separation tube (3) respectively. A fixing shaft (7) is arranged in the second separation tube (3), the fixing shaft (7) penetrates through two ends of the cylindrical body (1), and fixing brackets (8) are arranged at two ends of the fixing shaft (7). The fixing shaft (7) is composed of a first fixing shaft (71) and a second fixing shaft (72), wherein a ventilation hole (9) is arranged in the second fixing shaft (72). Ventilation cavities (10) are provided in side walls of the first separation tube (2) and the second separation tube (3), and several ventilation ports (11) are formed in each ventilation cavity (10). A communication cavity (12) is provided in an end of the cylindrical body (1). An air blower (13), an electric motor (14) and a PLC (15) are arranged on the fixing brackets (8), and the cylindrical body (1) rotates by means of the electric motor (14). An air outlet (16) is arranged in the cylindrical body (1). A temperature and humidity sensor (20) is arranged in the cylindrical body (1). The seed temperature and humidity management system can prevent seeds from going moldy and being damaged by worms.

Description

A seed temperature and humidity management system

technical field

The invention belongs to the technical field of seed storage, in particular to a seed temperature and humidity management system.

Background technique

The preservation process of seeds after harvesting to before sowing requires preventing heat, mildew and moth-eaten, maintaining seed viability, purity and clarity, and providing qualified sowing materials for agricultural production. Temperature and humidity significantly affect seed viability, and storage conditions with high temperature (>30°C) and high humidity (relative humidity>75% or seed water content>15%) should be avoided. The gas affects the respiration of seeds, so it should be kept at a low temperature of 10 to 20 °C, and the dried seeds should be stored under airtight conditions (reduce oxygen content). Existing seed storage devices are prone to high temperature and humidity, resulting in mold and insect-eaten seeds. Therefore, there is a need for a seed temperature and humidity management system that can solve the above problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a seed temperature and humidity management system, which can prevent seeds from being moldy and moth-eaten.

The present invention provides the following technical solutions:

A seed temperature and humidity management system, comprising a cylinder, a first separation tube is arranged in the cylinder, a second separation tube is arranged in the first separation tube, and the first separation tube and the second separation tube are separated. The two ends are connected with the two ends of the cylinder body, and the cylinder body, the first separation pipe and the second separation pipe are respectively provided with a cylinder cover, a first pipe cover and a second pipe cover; the A fixed shaft is arranged in the second separation tube, the fixed shaft penetrates both ends of the cylinder body, the two ends of the fixed shaft are provided with support frames, and the fixed shaft is rotatably connected with the cylinder body and the fixed frame ; The fixed shaft is composed of a first fixed shaft and a second fixed shaft, the end of the first fixed shaft is connected with the end of the second fixed shaft, and the second fixed shaft is provided with a ventilation hole , the side walls of the first separation tube and the second separation tube are provided with ventilation cavities, the ventilation cavities are provided with a number of ventilation openings, and the ventilation cavity passes through the ventilation openings and the inner cavity of the cylinder. The end of the cylinder body is provided with a communication cavity, the communication cavity is communicated with the ventilation hole and the ventilation cavity, the fixed frame is provided with a blower, a motor and a PLC controller, and the cylinder body passes through the ventilation hole and the ventilation cavity. The motor rotates, the blower is connected to the ventilation hole, the cylinder body is provided with an air outlet, the air outlet is provided with a cover plate and a filter screen, and a cover plate and the air outlet are provided with A spring; a temperature and humidity sensor is arranged in the cylinder.

Preferably, the air outlet is provided with an installation groove matching the spring, the spring is arranged in the installation groove, and the two ends of the spring are respectively connected with the groove bottom of the installation groove and the cover. The plates are connected to each other, the air outlet is provided with a fixing rod, the cover plate is provided with a sliding hole matching the fixing rod, the fixing rod passes through the sliding hole, and the hole wall of the sliding hole is connected to the sliding hole. The fixed rod is slidably connected, and the maximum deformation pulling force of the spring is greater than the gravity of the cover plate. Between the cover plate and the air outlet, the groove bottom of the card groove is connected to the sealing ring, the air outlet is provided with a protective ring plate, and the end of the protective ring plate is connected to the air outlet edges meet.

Preferably, a condenser is provided on the fixing frame, and the condenser communicates with the ventilation hole.

Preferably, a gear is provided on the output shaft of the motor.

Preferably, the cylinder body is provided with a gear groove matching the gear, the groove wall of the gear groove is provided with gear teeth, and the gear is meshed and connected with the groove wall of the gear groove.

Preferably, a protective net cover is provided on the inner wall of the cylinder, and the temperature and humidity sensor is arranged in the protective net cover.

Preferably, the pore size of the protective net cover, the air vent and the filter screen is smaller than the diameter of the seeds.

Preferably, the second fixed shaft is provided with a connecting shaft, the first fixed shaft is provided with a connecting groove matching the connecting shaft, and the groove bottom of the connecting groove is rotatably connected with the connecting shaft.

Preferably, the end of the connecting shaft is provided with a limit plate, the first fixed shaft is provided with a limit slot matched with the limit plate, and the bottom of the limit slot is in line with the limit. The plate is connected in rotation.

Beneficial effects of the present invention:

The cylinder of the invention is provided with a first separation pipe, and the first separation pipe is provided with a second separation pipe. The cylinder cover, the first pipe cover and the second pipe cover are respectively provided with the cylinder cover, the first pipe cover and the second pipe cover, and the cylinder cover, the first pipe cover and the second pipe cover are convenient for loading and unloading the seeds into the cylinder body, the first separation pipe and the second separation pipe ;

The second separation tube is provided with a fixed shaft, the fixed shaft penetrates both ends of the cylinder body, the two ends of the fixed shaft are provided with support frames, the fixed shaft is rotatably connected with the cylinder body and the fixed frame, and the fixed shaft facilitates the stable rotation of the cylinder body;

The fixed shaft is composed of a first fixed shaft and a second fixed shaft. The end of the first fixed shaft is connected to the end of the second fixed shaft. The second fixed shaft is provided with a ventilation hole. The side wall of the tube is provided with a ventilation cavity, and the ventilation cavity is provided with a number of ventilation openings. , the fixed frame is provided with a blower, a motor and a PLC controller, the cylinder is rotated by the motor, the blower is connected to the ventilation hole, the cylinder is provided with an air outlet, and the air outlet is provided with a cover plate and a filter screen, the cover plate and the outlet There is a spring between the air ports. The blower sends the outside air into the cylinder through the ventilation hole, the communication cavity, the ventilation cavity and the ventilation port, which plays the role of ventilation and drying. The first separation tube and the second separation tube layer the seeds, and the seeds It is turned over in the rotating cylinder to improve the ventilation and drying effect of the seeds;

A temperature and humidity sensor is arranged in the cylinder, and the temperature and humidity sensor can detect the temperature and humidity in the cylinder.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the structural representation of the present invention;

FIG. 2 is a partial enlarged view of the present invention.

Description of reference numbers:

1. Cylinder body; 2. First separation pipe; 3. Second separation pipe; 4. Cylinder cover; 5. First pipe cover; 6. Second pipe cover; 7. Fixed shaft; 71. First fixed shaft; 72, the second fixed shaft; 8, the fixed frame; 9, the ventilation hole; 10, the ventilation cavity; 11, the ventilation port; 12, the communication cavity; 13, the blower; 14, the motor; 15, the PLC controller; 16, the air outlet ;17, cover plate; 18, filter screen; 19, spring; 20, temperature and humidity sensor; 21, installation slot; 22, fixing rod; 23, sliding hole; 24, sealing ring; 25, card slot; 26, protective ring plate; 27, condenser; 28, gear; 29, gear groove; 30, gear teeth; 31, protective net cover; 32, connecting shaft; 33, connecting groove; 34, limit plate; 35, limit groove.

Detailed ways

Example 1

As shown in FIG. 1 and FIG. 2, a seed temperature and humidity management system includes a cylinder body 1, a first separation tube 2 is arranged in the cylinder body 1, a second separation tube 3 is arranged in the first separation tube 2, and a first separation tube 3 is arranged in the first separation tube 2. The two ends of the separation tube 2 and the second separation tube 3 are connected to the two ends of the cylinder body 1. The cylinder body 1, the first separation tube 2 and the second separation tube 3 are respectively provided with a cylinder cover 4 and a first tube cover 5. and the second tube cover 6 , the cylinder cover 4 , the first tube cover 5 and the second tube cover 6 are convenient for loading and unloading seeds into the cylinder body 1 , the first separation tube 2 and the second separation tube 3 .

The second separation tube 3 is provided with a fixed shaft 7. The fixed shaft 7 runs through both ends of the cylinder body 1. The two ends of the fixed shaft 7 are provided with support frames 8. The fixed shaft 7 is rotatably connected with the cylinder body 1 and the fixed frame 8. The shaft 7 facilitates the stable rotation of the cylinder; the fixed shaft 7 is composed of a first fixed shaft 71 and a second fixed shaft 72, the end of the first fixed shaft 71 is connected to the end of the second fixed shaft 72, and the second fixed shaft 72 There are ventilation holes 9 inside, and the side walls of the first separation pipe 2 and the second separation pipe 3 are provided with ventilation cavities 10 . The inner cavity is communicated, the end of the cylinder body 1 is provided with a communication cavity 12, and the communication cavity 12 is communicated with the ventilation hole 9 and the ventilation cavity 10. The fixed frame 8 is provided with a blower 13, a motor 14 and a PLC controller 15. The output of the motor 14 The shaft is provided with a gear 28, the cylinder body 1 is provided with a gear slot 29 that matches the gear 28, a gear tooth 30 is arranged on the slot wall of the gear slot 29, the gear 28 is meshed with the slot wall of the gear slot 29, and the motor 14 The cylinder body 1 is driven to rotate, the blower 13 is connected to the ventilation hole 9, the cylinder body 1 is provided with an air outlet 16, the air outlet 16 is provided with a cover plate 17 and a filter screen 18, and between the cover plate 17 and the air outlet 16 is provided The spring 19, the maximum deformation pulling force of the spring 19 is greater than the gravity of the cover plate 17, the blower 13 sends the outside air into the cylinder 1 through the ventilation hole 9, the communication cavity 12, the ventilation cavity 10 and the ventilation port 10, which plays the role of ventilation and drying. , the first separation tube 2 and the second separation tube 2 layer the seeds, and the seeds are turned over in the rotating cylinder 1, which improves the effect of ventilation and drying of the seeds.

A temperature and humidity sensor 20 is arranged in the cylinder body 1, and the temperature and humidity sensor 20 can detect the temperature and humidity in the cylinder body 1; a protective mesh cover 31 is arranged on the inner wall of the cylinder body 1, and the temperature and humidity sensor 20 is arranged in the protection mesh cover 31. The apertures of the protective net cover 31 , the air vent 11 and the filter screen 18 are two millimeters smaller than the diameter of the seed, and the protective net cover 31 can protect the temperature and humidity sensor 20 .

A condenser 27 is arranged on the fixing frame 8, and the condenser 27 communicates with the ventilation hole 9. The condenser 27 can reduce the temperature of the air charged into the cylinder 1, and has a cooling effect.

Example 2

The air outlet 16 is provided with an installation groove 21 matching the spring 19, the spring 19 is arranged in the installation groove 21, the two ends of the spring 19 are respectively connected with the groove bottom of the installation groove 21 and the cover plate 17, and the installation groove 21 is convenient for the spring 19 Stable stretching and shrinking; the air outlet 16 is provided with a fixing rod 22, the cover plate 17 is provided with a sliding hole 23 that matches the fixing rod 22, the fixing rod 22 penetrates the sliding hole 23, and the hole wall of the sliding hole 23 is connected to the sliding hole 23. The fixed rod 22 is slidably connected, and the fixed rod 22 and the sliding hole 23 facilitate the stable movement of the cover plate 17; the cover plate 17 is provided with a sealing ring 24 and a slot 25 matching with the sealing ring 24, and the sealing ring 25 is arranged between the cover plate 17 and the cover plate 17. Between the air outlets 16, the groove bottom of the clamping groove 25 is connected with the sealing ring 24, and the sealing ring 25 makes the connection between the air outlet 16 and the cover plate 17 more closely; The end of the air outlet 16 is connected to the edge of the air outlet 16, and the protective ring plate 26 can prevent the sliding rod 22 from scratching foreign objects.

Example 3

The second fixed shaft 72 is provided with a connecting shaft 32, the first fixed shaft 71 is provided with a connecting groove 33 matching the connecting shaft 32, the groove bottom of the connecting groove 33 is rotatably connected with the connecting shaft 32, the connecting shaft 32 and the connecting groove 33. The first fixed shaft 71 and the second fixed shaft 72 are stably connected; the end of the connecting shaft 32 is provided with a limit plate 34, and the first fixed shaft 71 is provided with a limit groove 35 that matches the limit plate 34 to limit the The bottom of the position slot 35 is rotatably connected with the limit plate 34 , and the limit plate 34 and the limit groove 35 can prevent the connection stability of the first fixed shaft 71 and the second fixed shaft 72 from being further improved.

How the present invention works: open the cylinder cover 4, the first pipe cover 5 and the second pipe cover 6 to load seeds into the cylinder body 1, the first separation pipe 2 and the second separation pipe 3 respectively, then close the cylinder cover 4, the first separation pipe 2 and the second separation pipe 3. A tube cover 5 and a second tube cover 6, when the temperature and humidity sensor 20 detects that the temperature and humidity are too high, the PLC controller 15 controls the blower 13, the motor 14 and the condenser 27 to operate, and the blower 13 passes through the vent hole 9, the communication cavity 12. The ventilation cavity 10 and the ventilation port 10 send the outside air into the cylinder body 1, which plays the role of ventilation and drying. The first separation tube 2 and the second separation tube 2 layer the seeds, and the seeds are in the rotating cylinder body 1. Turn over to improve the effect of ventilation and drying of the seeds. The motor 14 drives the cylinder 1 to rotate back and forth, so that the air outlet 16 is always in the lower half of the side wall of the cylinder 1, so that the upper air in the cylinder 1 that is not filled with seeds must pass through. Through the gap between the seeds, it is discharged from the air outlet 16 under the cylinder 1, preventing the gas from being discharged from the air outlet 16 without passing through the gap between the seeds, improving the ventilation and drying effect of the seeds, and the condenser 27 can reduce the filling rate. The temperature of the air entering the cylinder 1 has a cooling effect. When the temperature and humidity sensor 20 detects that the temperature and humidity decrease, the electric 14 drives the cylinder 1 to rotate the air outlet 16 to the upper side wall of the cylinder 1, and the cover plate 17 The air outlet 16 is sealed by the spring 19, and the PLC controller 15 controls the blower 13, the motor 14 and the condenser 27 to stop working.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still understand the foregoing embodiments. The technical solutions described are modified, or some technical features thereof are equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

A seed temperature and humidity management system, characterized in that it comprises a cylinder body (1), a first separation pipe (2) is arranged in the cylinder body (1), and a second separation pipe (2) is arranged in the first separation pipe (2). Two separation tubes (3), the two ends of the first separation tube (2) and the second separation tube (3) are connected to the two ends of the cylinder body (1), and the cylinder body (1) , the first separation pipe (2) and the second separation pipe (3) are respectively provided with a cylinder cover (4), a first pipe cover (5) and a second pipe cover (6); The separation tube (3) is provided with a fixed shaft (7), the fixed shaft (7) penetrates both ends of the cylinder (1), and the two ends of the fixed shaft (7) are provided with support brackets (8) , the fixed shaft (7) is rotatably connected with the cylinder (1) and the fixed frame (8); the fixed shaft (7) is composed of a first fixed shaft (71) and a second fixed shaft (72) The end of the first fixed shaft (71) is connected with the end of the second fixed shaft (72), the second fixed shaft (72) is provided with a ventilation hole (9), the The side walls of the first separation pipe (2) and the second separation pipe (3) are provided with ventilation cavities (10), the ventilation cavities (10) are provided with a plurality of ventilation ports (11), and the ventilation cavities ( 10) The air vent (11) communicates with the inner cavity of the cylinder (1), the end of the cylinder (1) is provided with a communication cavity (12), and the communication cavity (12) is connected to the The ventilation hole (9) communicates with the ventilation cavity (10), the fixing frame (8) is provided with a blower (13), a motor (14) and a PLC controller (15), and the cylinder (1) Through the rotation of the motor (14), the blower (13) is connected to the ventilation hole (9), the cylinder (1) is provided with an air outlet (16), and the air outlet (16) is provided with an air outlet (16). A cover plate (17) and a filter screen (18), a spring (19) is arranged between the cover plate (17) and the air outlet (16); a temperature and humidity sensor ( 20).
A seed temperature and humidity management system according to claim 1, characterized in that: the air outlet (16) is provided with a mounting groove (21) matching the spring (19), and the spring (19) ) is arranged in the installation groove (21), the two ends of the spring (19) are respectively connected with the groove bottom of the installation groove (21) and the cover plate (17), and the air outlet (16) ) is provided with a fixing rod (22), the cover plate (17) is provided with a sliding hole (23) matching the fixing rod (22), and the fixing rod (22) penetrates the sliding hole ( 23), the hole wall of the sliding hole (23) is slidably connected to the fixing rod (22), the maximum deformation pulling force of the spring (19) is greater than the gravity of the cover plate (17), and the cover plate ( 17) A sealing ring (24) and a clamping groove (25) matching the sealing ring (24) are provided on the sealing ring (25), and the sealing ring (25) is arranged on the cover plate (17) and the air outlet ( 16), the groove bottom of the snap groove (25) is connected with the sealing ring (24), the air outlet (16) is provided with a protective ring plate (26), the protective ring plate (26) ) is in contact with the edge of the air outlet (16).
A seed temperature and humidity management system according to claim 1, characterized in that: a condenser (27) is provided on the fixing frame (8), and the condenser (27) is connected to the ventilation hole (9). Connected.
A seed temperature and humidity management system according to claim 1, characterized in that: a gear (28) is provided on the output shaft of the motor (14).
A seed temperature and humidity management system according to claim 4, characterized in that: the cylinder body (1) is provided with a gear groove (29) matched with the gear (28), and the gear groove ( 29) is provided with gear teeth (30) on the groove wall, and the gear (28) is engaged with the groove wall of the gear groove (29).
A seed temperature and humidity management system according to claim 1, characterized in that: a protective net cover (31) is provided on the inner wall of the cylinder (1), and the temperature and humidity sensor (20) is provided in the protection Inside the grille (31).
A seed temperature and humidity management system according to claim 6, characterized in that: the pore size of the protective net cover (31), the vent (11) and the filter screen (18) is smaller than the diameter of the seed.
The seed temperature and humidity management system according to claim 1, wherein a connecting shaft (32) is provided on the second fixed shaft (72), and a connection shaft (32) is provided on the first fixed shaft (71) The connecting shaft (32) is matched with the connecting groove (33), and the groove bottom of the connecting groove (33) is rotatably connected with the connecting shaft (32).
A seed temperature and humidity management system according to claim 8, characterized in that: the end of the connecting shaft (32) is provided with a limit plate (34), and the first fixing shaft (71) is provided with a A limit groove (35) matched with the limit plate (34), the groove bottom of the limit groove (35) is rotatably connected with the limit plate (34).