CN220472205U

CN220472205U - Grain drier with moisture detection device

Info

Publication number: CN220472205U
Application number: CN202321771019.7U
Authority: CN
Inventors: 苗守雷; 徐鹏程; 姜文博; 张洪阳
Original assignee: Heilongjiang University
Current assignee: Heilongjiang University
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-02-09
Anticipated expiration: 2033-07-06

Abstract

The utility model discloses a grain dryer with a moisture detection device, which relates to the technical field of grain dryers and comprises a grain dryer body, wherein a feeding pipe is fixedly arranged at the upper end of the grain dryer body, a pair of first moisture sensors are fixedly arranged on the inner surface of the feeding pipe, a discharging pipe is fixedly arranged at the lower end of the grain dryer body, a pair of second moisture sensors are fixedly arranged in the discharging pipe, hot air is generated by a hot blast furnace to dry grains in the grain dryer body, the dried hot air is introduced into a filter, the process of dehumidifying the hot air by steam is further performed, the dehumidified hot air is introduced into the hot blast furnace again, and the recovered hot air is secondarily heated and is introduced into the grain dryer body again for secondary use, so that the loss of heat energy of the grain dryer is reduced.

Description

Grain drier with moisture detection device

Technical Field

The utility model relates to the technical field of grain dryers, in particular to a grain dryer with a moisture detection device.

Background

The grain drier is a combined machine for quickly drying and storing grains in large agriculture and industry, is widely applied in the agricultural field, such as an automatic control grain discharging device of the grain drier and the utility model with the publication number of CN216409688U, and is designed to be provided with a feeding water sensor and a discharging water sensor respectively at a feeding port and a discharging port so as to detect initial water and discharged water of grains, further to transmit a compared numerical value to a controller, and the grain discharging rate of the discharging device is controlled by the controller, so that grains can be fully dried in the grain drier body, further to improve the working efficiency of the grain drier, but hot air generated in the existing grain drier directly discharges the grains after drying, further to waste heat energy, and further to improve the cost of the grain drier for drying the grains.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the grain dryer with the moisture detection device, which solves the technical problems that hot air generated in the existing grain dryer directly discharges after grain is dried, so that heat energy sources are wasted, and the cost of the grain dryer for grain drying is further improved.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a grain desiccator with moisture detection device, includes the grain desiccator body, grain desiccator body upper end fixed mounting has the inlet pipe, inlet pipe internal surface fixed mounting has a pair of first moisture sensor, grain desiccator body lower extreme fixed mounting has the discharging pipe, fixed mounting has a pair of second moisture sensor in the discharging pipe, grain desiccator body back wall fixed mounting lift subassembly, lift subassembly is connected with inlet pipe and discharging pipe, grain desiccator body internal fixed mounting has three rows of air inlet angular box, grain desiccator body outside wall fixed mounting has the hot-blast furnace, fixed mounting has the air inlet ventilation box on the grain desiccator body inside wall, air inlet ventilation box one end is open structure, fixed mounting has the air inlet shunt tubes in the air inlet ventilation box, the hot-blast furnace is connected with the shunt tubes, fixed mounting has three rows of air inlet pipes on the air inlet shunt tubes, the air inlet pipe corresponds with the air inlet angular box, grain air inlet angular box internal and be located two row of air outlet angular box below and be connected with the filter, the air inlet ventilation box is connected with another air inlet angular box is connected with the air inlet filter, the air inlet ventilation box is connected with another air inlet angular box is connected with the air filter, the air compressor is connected with the air compressor is fixed to the air compressor is connected with the air filter.

Preferably, the lifting assembly comprises a lifting box, the lifting box is fixedly arranged on the rear wall surface of the grain dryer body, a first Y-shaped pipe is fixedly arranged at the upper end of the feeding pipe, a feeding hopper is fixedly arranged at one end of the first Y-shaped pipe, the other end of the first Y-shaped pipe is connected with the lifting box, a second Y-shaped pipe is fixedly arranged at the lower end of the discharging pipe, one end of the second Y-shaped pipe is connected with the lifting box, valves are fixedly arranged at two ends of the second Y-shaped pipe respectively, a motor is fixedly arranged on the lower wall surface outside the lifting box, and a driving end of the motor penetrates through the lower wall surface of the lifting box and is fixedly provided with a spiral rod, and the upper end of the spiral rod is rotationally connected with the upper wall surface in the lifting box.

Preferably, the filter screen is fixedly arranged at one end of the open structure of the air inlet ventilation box and the air outlet ventilation box.

Preferably, a protective box is fixedly arranged on the outer lower wall surface of the lifting box, and the motor is positioned in the protective box.

Preferably, the cross section of the lower wall surface of the grain dryer body is of a funnel-shaped structure, and supporting legs are respectively and fixedly arranged at four corners of the lower wall surface of the grain dryer body.

Advantageous effects

The utility model provides a grain dryer with a moisture detection device, which solves the technical problems that after grains are dried by hot air generated in the existing grain dryer, the hot air is directly discharged, so that heat energy is wasted, and the cost of the grain dryer for drying the grains is further increased.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a grain dryer with a moisture detecting device according to the present utility model.

Fig. 2 is a schematic side view of a grain dryer with a moisture detecting device according to the present utility model.

In the figure: 1. a grain dryer body; 2. a feed pipe; 3. a first moisture sensor; 4. a discharge pipe; 5. a second moisture sensor; 6. an air inlet angle box; 7. hot blast stove; 8. an air inlet ventilation box; 9. an air inlet shunt tube; 10. an air inlet pipe; 11. an air outlet angle box; 12. an air outlet ventilation box; 13. an air outlet shunt tube; 14. an air outlet pipe; 15. a filter; 16. an exhaust fan; 17. a filter screen; 18. a lifting box; 19. a first Y-shaped tube; 20. a feed hopper; 21. a second Y-shaped tube; 22. a valve; 23. a motor; 24. a screw rod; 25. and (5) supporting legs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the grain dryer with the moisture detection device comprises a grain dryer body 1, wherein a feeding pipe 2 is fixedly arranged at the upper end of the grain dryer body 1, a pair of first moisture sensors 3 are fixedly arranged on the inner surface of the feeding pipe 2, a discharging pipe 4 is fixedly arranged at the lower end of the grain dryer body 1, a pair of second moisture sensors 5 are fixedly arranged in the discharging pipe 4, a lifting assembly is fixedly arranged on the rear wall surface of the grain dryer body 1 and is connected with the feeding pipe 2 and the discharging pipe 4, a three-row air inlet angular box 6 is fixedly arranged in the grain dryer body 1, a hot blast stove 7 is fixedly arranged on the outer side wall surface of the grain dryer body 1, an air inlet ventilating box 8 is fixedly arranged on the inner side wall surface of the grain dryer body 1, one end of the air inlet ventilating box 8 is of an open structure, an air inlet split pipe 9 is fixedly installed in the air inlet ventilation box 8, the hot blast stove 7 is connected with the split pipe, three rows of air inlet pipes 10 are fixedly installed on the air inlet split pipe 9, the air inlet pipes 10 correspond to the air inlet angle-shaped boxes 6, two air outlet angle-shaped boxes 11 are arranged in the grain dryer body 1 and below the air inlet angle-shaped boxes 6, an air outlet ventilation box 12 is fixedly installed on the other side wall surface in the grain dryer body 1, an air outlet split pipe 13 is fixedly installed in the air outlet ventilation box 12, two air outlet pipes 14 are fixedly installed on the air outlet split pipe 13, the air outlet pipes 14 are connected with the air outlet angle-shaped boxes 11, a filter 15 and an exhaust fan 16 are sequentially and fixedly installed on the other side wall surface outside the grain dryer body 1 from top to bottom, the exhaust fan 16 is connected with the filter 15, the exhaust fan 16 is connected with the air outlet split pipe 13, the filter 15 is connected with the hot blast stove 7;

grain gets into grain drier body 1 through inlet pipe 2 to carry out primary moisture through first moisture sensor 3 and detect grain, start hot-blast furnace 7 this moment, hot-blast furnace 7 is with hot-blast leading-in air inlet shunt tubes 9, air inlet shunt tubes 9 shunts and blows into air inlet horn shape box 6 through air-supply line 10, hot-blast in entering grain drier body 1 is through air-out horn shape box 11 leading-in air-out pipe 14, air-out pipe 14 is with the wind-out shunt tubes 13 in, and draw into filter 15 with the wind through air exhauster 16, grain gets into grain drier body 1 back and falls one by one along the stock guide, receive hot-blast drying while falling, produce vapor and waste heat to get into filter 15 through air exhauster 16 during the drying, filter the wind after the filtration again gets into in 7, and then realize the reutilization of hot-blast air furnace, after falling and drying layer by layer, discharge pipe 4 discharges, at this moment grain is through second moisture sensor 5 and then detects the numerical value that grain is dry, a plurality of numerical values can't reach qualified numerical value, and then grain flows back into grain drier body 1 again through the lift-back subassembly again and carries out secondary drier 1.

The embodiment is further configured that the lifting assembly comprises a lifting box 18, the lifting box 18 is fixedly arranged on the rear wall surface of the grain dryer body 1, a first Y-shaped pipe 19 is fixedly arranged at the upper end of the feeding pipe 2, a feeding hopper 20 is fixedly arranged at one end of the first Y-shaped pipe 19, the other end of the first Y-shaped pipe is connected with the lifting box 18, a second Y-shaped pipe 21 is fixedly arranged at the lower end of the discharging pipe 4, one end of the second Y-shaped pipe 21 is connected with the lifting box, valves 22 are respectively and fixedly arranged at two ends of the second Y-shaped pipe 21, a motor 23 is fixedly arranged on the lower wall surface outside the lifting box 18, a driving end of the motor 23 penetrates through the lower wall surface of the lifting box 18 and is fixedly provided with a screw rod 24, and the upper end of the screw rod 24 is rotationally connected with the upper wall surface inside the lifting box 18;

the valve 22 at the connecting end of the second Y-shaped pipe 21 and the lifting box 18 is opened, grains enter the lifting box 18, the motor 23 is started at the moment, the driving end of the motor 23 drives the screw rod 24 to rotate, and the grains move in opposite directions along the path of the screw rod 24 due to the screw blades, so that the grains enter one end of the first Y-shaped pipe 19 connected with the lifting box 18, and then the grains enter the feeding pipe 2 again.

The embodiment is further arranged that a filter screen 17 is fixedly arranged at one end of the open structure of the air inlet ventilation box 8 and the air outlet ventilation box 12;

preventing grains from entering the air inlet ventilation box 8 and the air outlet ventilation box 12.

The embodiment is further configured that a protective box is fixedly installed on the outer lower wall surface of the lifting box 18, and the motor 23 is located in the protective box.

The embodiment is further arranged that the cross section of the lower wall surface of the grain dryer body 1 is of a funnel-shaped structure, and supporting legs 25 are respectively and fixedly arranged at four corners of the lower wall surface of the grain dryer body 1.

The detailed connection means are known in the art, and the following mainly describes the working principle and process, and the specific work is as follows.

Examples: as can be seen from the drawings, the first moisture sensor 3, the second moisture sensor 5, the hot blast stove 7, the filter 15 and the motor 23 are respectively electrically connected with an external controller, when in use, materials are led into the first Y-shaped pipe 19 through the feed hopper 20, grains are led into the feed pipe 2 through the first Y-shaped pipe 19, the grains enter the grain dryer body 1 through the feed pipe 2, primary moisture detection is carried out on the grains through the first moisture sensor 3, at the moment, the hot blast stove 7 is started, the hot blast stove 7 leads hot blast into the air inlet split pipe 9, the air inlet split pipe 9 is split through the air inlet pipe 10 and blows into the air inlet angular box 6, the hot blast entering into the grain dryer body 1 is led into the air outlet pipe 14 through the air outlet angular box 11, the air outlet pipe 14 leads air into the air outlet split pipe 13, and the air is pumped into the filter 15 through the exhaust fan 16, grain falls one by one along the guide plate after entering the grain dryer body 1, falls down and is dried by hot air, steam and waste heat generated during drying enter the filter 15 through the exhaust fan 16 for filtering, the filtered air enters the hot air furnace 7 again, further secondary utilization of the hot air is realized, after falling and drying the grain layer by layer, the grain is discharged from the discharge pipe 4, at the moment, the grain passes through the second moisture sensor 5 and further detects the drying value of the grain, the drying value of the grain is transmitted to an external controller, the drying value is compared with the value set by the controller, the drying value cannot reach the qualified value, the valve 22 at the connecting end of the second Y-shaped pipe 21 and the lifting box 18 is opened, the grain enters the lifting box 18, at the moment, the motor 23 drives the driving end of the spiral rod 24 to rotate, and due to the spiral blades arranged on the spiral rod 24, therefore, the grains move along the paths of the spiral blades in opposite directions, and then enter the end, connected with the lifting box 18, of the first Y-shaped pipe 19, so that the grains enter the feeding pipe 2 again to flow back into the grain dryer body 1 for secondary drying, and if the numerical value reaches the preset numerical value, the valve 22 at the other end of the second Y-shaped pipe 21 is opened, and then the grains are discharged.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims

1. The utility model provides a grain desiccator with moisture detection device, includes grain desiccator body (1), its characterized in that, grain desiccator body (1) upper end fixed mounting has inlet pipe (2), inlet pipe (2) internal surface fixed mounting has a pair of first moisture sensor (3), grain desiccator body (1) lower extreme fixed mounting has discharging pipe (4), fixed mounting has a pair of second moisture sensor (5) in discharging pipe (4), grain desiccator body (1) back wall fixed mounting lift subassembly, the lift subassembly is connected with inlet pipe (2) and discharging pipe (4), three rows of air inlet angular box (6) are fixed mounting in grain desiccator body (1), grain desiccator body (1) lateral wall fixed mounting has hot-blast furnace (7), fixed mounting has air inlet ventilation case (8) on grain desiccator body (1) inside wall, air inlet ventilation case (8) one end is open structure, fixed mounting has air inlet shunt tubes (9) in air inlet case (8), air inlet shunt tubes (7) are connected with air inlet angular box (10) are corresponding to air inlet shunt tubes (10), the grain drier is characterized in that two air outlet angle-shaped boxes (11) are arranged in the grain drier body (1) and below the air inlet angle-shaped boxes (6), an air outlet ventilating box (12) is fixedly arranged on the other side wall surface in the grain drier body (1), an air outlet shunt pipe (13) is fixedly arranged in the air outlet ventilating box (12), two air outlet pipes (14) are fixedly arranged on the air outlet shunt pipe (13), the air outlet pipes (14) are connected with the air outlet angle-shaped boxes (11), a filter (15) and an exhaust fan (16) are sequentially and fixedly arranged on the other side wall surface outside the grain drier body (1) from top to bottom, the exhaust fan (16) is connected with the filter (15), the exhaust fan (16) is connected with the air outlet shunt pipe (13), and the filter (15) is connected with the hot blast stove (7).

2. The grain dryer with the moisture detection device according to claim 1, characterized in that the lifting assembly comprises a lifting box (18), the lifting box (18) is fixedly installed on the rear wall surface of the grain dryer body (1), a first Y-shaped pipe (19) is fixedly installed at the upper end of the feeding pipe (2), a feeding hopper (20) is fixedly installed at one end of the first Y-shaped pipe (19) and the other end of the first Y-shaped pipe is connected with the lifting box (18), a second Y-shaped pipe (21) is fixedly installed at the lower end of the discharging pipe (4), one end of the second Y-shaped pipe (21) is connected with the lifting box, a valve (22) is fixedly installed at two ends of the second Y-shaped pipe (21), a motor (23) is fixedly installed on the lower outer wall surface of the lifting box (18), a driving end of the motor (23) penetrates through the lower wall surface of the lifting box (18) and is fixedly installed with a spiral rod (24), and the upper end of the spiral rod (24) is rotatably connected with the upper wall surface in the lifting box (18).

3. The grain dryer with the moisture detection device according to claim 1, wherein a filter screen (17) is fixedly arranged at one end of an open structure of the air inlet ventilation box (8) and the air outlet ventilation box (12).

4. Grain drier with moisture detection device according to claim 2, characterized in that the protective box is fixedly mounted on the lower wall surface of the lifting box (18), and the motor (23) is located in the protective box.

5. The grain dryer with the moisture detection device according to claim 1, wherein the cross section of the lower wall surface of the grain dryer body (1) is of a funnel-shaped structure, and supporting legs (25) are fixedly arranged at four corners of the lower wall surface of the grain dryer body (1) respectively.