CN205332749U - Full -automatic grain drying machine - Google Patents

Abstract

A fully automatic grain dryer. The grain storage bin of the utility model is located on the lower side of the drying bin shell. There is a grain lifting rod on one side of the drying bin shell, an auger motor on one side of the grain lifting rod, and a transmission belt set. At the upper end of the rotating shaft of the auger motor and the auger of the grain lifting rod, the hot air blower is on the other side below the shell of the drying bin. The connecting holes on the lower side are connected, and there are 1-5 drying modules and a sliding plate in the drying chamber shell. The sliding plate is below the bottom drying mechanism, and there is an opening on the lower side of the drying chamber shell . The utility model has a delicate structure and adopts a unique mechanical structure design, and the grain drying can be completed indoors by circulating drying, and the whole mechanism can adopt a modular design, which is convenient for assembly, and the drying temperature and humidity can be controlled, so that Improve drying efficiency and reduce drying cost.

Description

A fully automatic grain dryer

technical field

The utility model relates to the field of grain drying equipment, in particular to a fully automatic grain drying machine.

Background technique

With the rapid progress and development of my country's economy and science and technology in recent years, my country's agriculture has also achieved rapid development, the level of agricultural automation has been greatly improved, and the production efficiency of grain has also achieved a great leap. However, in terms of grain drying and storage, the vast majority of farmers in our country still use the original drying method, which is not only inefficient, but also in the event of continuous rainy weather, the grain cannot be dried, which will lead to mold and germination of the grain, resulting in economic losses. Some farmers even put their grain on the road to dry, which has caused great disadvantages and hidden dangers to traffic safety. Therefore, it is imminent to carry out modern improvement on grain drying, and grain dryers have also emerged as the times require.

Currently commonly used dryers or drying methods mainly have the following problems:

1) The original drying is open-air exposure, which occupies a large area of production, is greatly affected by the weather, requires more manpower, and contains more impurities after drying;

2) The large-scale dryer is located outdoors, and the construction cost is high. It is not suitable to start when the dried grain is too small, and it cannot meet the drying needs of small and medium-sized farmers;

Therefore, there is an urgent need for a new type of grain dryer to complete the drying of grain indoors through cycle drying, so that it will not be affected by rainy days and effectively relieve the land pressure; at the same time, it can replace manpower with mechanical operation, and use unique mechanical structure design, It can effectively improve the drying efficiency and save human resources.

Utility model content

In view of the above problems, the utility model provides a fully automatic grain dryer. The dryer is exquisite in structure and adopts a unique mechanical structure design. The grain drying can be completed indoors through cycle drying, and the whole mechanism can be modularized. Design, easy to assemble, drying temperature and humidity can be controlled, thereby improving the drying efficiency and reducing the drying cost. Lifting bar, drying bin shell, auger motor, drying module, sliding material plate, air supply duct, hot air blower and transmission belt, the grain storage bin is on the side below the drying bin shell, and the drying bin There is a grain lifting rod on one side of the housing, and the lower opening of the grain lifting rod is in the grain storage bin. There is an auger motor on one side of the grain lifting rod, and the transmission belt is set on the rotating shaft of the auger motor and the grain lifting rod. The upper end of the rotating shaft of the auger, the rotating shaft of the auger motor drives the rotating shaft of the auger of the grain lifting rod through the transmission belt, the hot air blower is on the other side below the drying bin shell, and the drying bin housing There are connecting holes on the top and the lower side of the dryer, the two interfaces of the hot air blower are respectively connected to the connecting holes on the top and the lower side of the drying bin shell through the air supply pipe, and the upper end of the grain lifting rod is connected to the drying chamber. The bin shells are connected, and there are 1-5 drying modules and a slide plate in the drying bin shell, and each drying module includes a bucket-shaped baffle and a cone-shaped baffle, and the bucket-shaped baffle The center of the leakage hole at the bottom corresponds to the tip of the top of the corresponding cone-shaped baffle, and there are four strip-shaped gaps of 1cm-15cm between the outer side of the cone-shaped baffle and the shell of the drying chamber. The material plate is below the lowermost drying module, and there is an opening on the lower side of the housing of the drying bin, and the sliding material plate protrudes into the grain storage bin along the opening.

As a further improvement of the utility model, a temperature sensor and a humidity sensor are provided in the shell of the drying bin, and a temperature sensor and a humidity sensor are provided to facilitate the control of the grain condition in the grain dryer.

As a further improvement of the utility model, the dehumidification mechanism is a ventilator, and the ventilator is fixed on the top side of the shell of the drying bin, and one side of the ventilator is connected with the hole of the shell of the drying bin. On the other side of the ventilator, there is an air outlet extending out. In order to prevent the humidity from being too high, the utility model specially designs a corresponding dehumidification mechanism. When the humidity exceeds the standard, the ventilation process is carried out through the dehumidification mechanism.

As a further improvement of the utility model, there is a grain discharge mechanism at the bottom of the grain storage bin, the grain discharge mechanism includes an air pump, a discharge cylinder and a discharge plate, the lower end of the grain storage bin has a discharge port, and the air pump is fixedly installed Below the shell of the drying bin, there is a discharge plate below the discharge port, the discharge plate is connected with the telescopic rod of the discharge cylinder, and the air pump is connected with the discharge cylinder through a connecting pipe. The utility model has designed a special grain discharge mechanism, and the operation of opening the discharge port through the discharge plate is simple and convenient.

As a further improvement of the utility model, the lower cone of the bucket-shaped baffle of the drying module is a hollow quadrangular platform without upper and lower bottom surfaces, that is, a funnel with a large upper hole and a small lower hole composed of the sides of the quadrangular platform; The upper cone of the cone-shaped baffle of the drying module is a hollow and bottomless quadrangular pyramid. The top of the cone is facing upwards and facing the center of the lower part of the bucket-shaped baffle. After testing, the drying module with the above structure can achieve the best drying. Effect.

The utility model relates to a fully automatic grain dryer, which comprises a grain storage bin, a lifting mechanism, a drying bin, a drying mechanism, a grain discharging mechanism and a moisture discharging mechanism. When using this dryer, first ensure that the grain discharge mechanism of the grain discharge mechanism is closed, and then pour the grain into the grain storage bin. After finishing the preparatory work, start the drying, and the hot air blower will work to provide hot air to the drying chamber. The auger motor drives the auger to lift the grain in the storage bin to the upper part of the drying bin, and falls into the drying bin from the auger mouth. There is a multi-layer bucket cone structure in the drying bin. After the grains are gathered by the bucket-shaped baffles and dispersed by the cone-shaped baffles, the drying area in the drying bin is greatly improved at the same height, and the grains are also can be fully dispersed. The grain is in contact with the hot air blown from bottom to top for a long time, which greatly improves the drying efficiency. The grain is dried thoroughly and evenly, which greatly reduces the damage rate of the grain during the drying process. The falling grains finally fall into the grain storage bin again, waiting for the next drying cycle. The hot air enters the pipe at the top of the drying bin, is reheated by the hot air blower, and then enters the dryer again. During the drying process, the staff can detect parameters such as grain humidity and temperature from the touch screen. When the humidity in the drying chamber is too high, the exhaust fan will automatically work to exhaust the moisture in the drying chamber. After several cycles, drying is finally completed. After the drying is completed, the grain discharge can be started, the air pump supplies air to the cylinder, the cylinder drives the grain discharge mechanism, the grain discharge port at the lower part of the grain storage bin is opened, the grain discharge starts, the grain discharge is completed, and this drying is over.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic diagram of the internal structure of the utility model;

Fig. 3 is a schematic diagram of the bottom of the utility model;

Fig. 4 is the interior rendering of existing drying equipment;

Graphical description:

1. Grain storage bin; 2. Grain lifting rod; 3. Drying bin shell;

4. Auger motor; 5. Bucket-shaped baffle; 6. Conical baffle;

7. Sliding material board; 8. Ventilator; 9. Air supply duct;

10. Hot air blower; 11. Air outlet; 12. Air pump;

13. Discharging cylinder; 14. Discharging plate; 15. Transmission belt.

detailed description

Below in conjunction with accompanying drawing and embodiment the utility model is described in detail:

The utility model provides a fully automatic grain dryer. The dryer has a delicate structure and adopts a unique mechanical structure design. The grain drying can be completed indoors through circulation drying, and the whole mechanism can adopt a modular design, which is convenient for assembly. The drying temperature and humidity can be controlled, thus improving the drying efficiency and reducing the drying cost.

As an embodiment of the utility model, the utility model provides a fully automatic grain dryer, which includes a grain storage bin 1, a grain lifting rod 2, a drying bin housing 3, an auger motor 4, a drying module, a sliding Feed plate 7, air supply duct 9, hot air blower 10 and transmission belt 15, the grain storage bin 1 is on the side below the drying bin housing 3, and the grain lifting rod 2 is arranged on the side of the drying bin housing 3, so The lower opening of the grain lifting rod 2 is in the grain storage bin 1. There is an auger motor 4 on one side of the grain lifting rod 2, and the transmission belt 15 is set on the rotating shaft of the auger motor 4 and the auger of the grain lifting rod 2. The upper end of the rotating shaft, the rotating shaft of the auger motor 4 drives the rotating shaft of the auger of the grain lifting rod 2 to rotate through the transmission belt 15, and the hot air blower 10 is on the other side below the drying bin housing 3, and the drying bin There are connecting holes on the top and the lower side of the housing 3, and the two interfaces of the hot air blower 10 are respectively connected to the connecting holes on the top and the lower side of the drying bin housing 3 through the air supply duct 9, and the grain lifting rod 2. One side of the upper end is connected with the drying bin shell 3. There are 1-5 drying modules and a sliding material plate 7 inside the drying bin housing 3. Each drying module includes a bucket-shaped baffle 5 and A cone-shaped baffle 6, the center of the leakage hole at the bottom of the bucket-shaped baffle 5 corresponds to the tip of the corresponding cone-shaped baffle 6 top, and the outer side of the cone-shaped baffle 6 is in contact with the drying bin shell There are four strip-shaped gaps of 1cm-15cm between the 3, and the sliding material plate 7 is below the bottom drying module, and there is an opening on the lower side of the drying bin shell 3, and the sliding material plate 7 It protrudes into the grain storage bin 1 along the opening.

As a best specific embodiment of the utility model, the utility model provides a fully automatic grain dryer as shown in Figure 1-3, including a grain storage bin 1, a grain lifting rod 2, and a drying bin housing 3 , auger motor 4, drying module, sliding plate 7, air supply duct 9, hot air blower 10 and transmission belt 15, the grain storage bin 1 is on the side below the drying bin housing 3, and the grain storage bin 1 There is a grain discharge mechanism at the bottom, and the grain discharge mechanism includes an air pump 12, a discharge cylinder 13 and a discharge plate 14. There is a discharge port at the lower end of the grain storage bin 1, and the air pump 12 is fixedly installed on the drying bin shell 3 Below, there is a discharge plate 14 below the discharge port, the discharge plate 14 is connected to the telescopic rod of the discharge cylinder 13, and the air pump 12 is connected to the discharge cylinder 13 through a connecting pipe. A new type of special grain discharge mechanism is designed, and the operation of opening the discharge port through the discharge plate is simple and convenient. There is a grain lifting rod 2 on one side of the drying bin shell 3, and the lower opening of the grain lifting rod 2 is located in the grain storage bin. 1, there is an auger motor 4 on one side of the grain lifting rod 2, and the transmission belt 15 is set on the rotating shaft of the auger motor 4 and the upper end of the rotating shaft of the auger of the grain lifting rod 2, and the auger motor 4 The rotating shaft drives the rotating shaft of the auger of the grain lifting rod 2 to rotate through the transmission belt 15. The hot air blower 10 is on the other side below the drying bin housing 3, and the top and the lower side of the drying bin housing 3 have connection holes. , the two interfaces of the hot air blower 10 are respectively connected to the connection holes on the top and the lower side of the drying bin housing 3 through the air supply duct 9, and the upper end side of the grain lifting rod 2 is connected to the drying bin housing 3 , there are temperature sensors and humidity sensors in the drying bin housing 3, in order to facilitate the control of the grain situation in the grain dryer, a temperature sensor and a humidity sensor are provided, and the drying bin housing 3 has a temperature sensor and a humidity sensor. There are 1-5 drying modules and a slide plate 7, each drying module includes a bucket-shaped baffle 5 and a cone-shaped baffle 6, the lower cone of the bucket-shaped baffle 5 of the drying module It is a hollow quadrangular platform with no upper and lower bottom surfaces, that is, a funnel with a large upper hole and a small lower hole formed by the sides of the quadrangular platform; Pyramid, the top of the cone is upward, and it is facing the center of the lower part of the bucket-shaped baffle 5. After testing, the drying module with the above structure can achieve the best drying effect. The tip of the top of the baffle plate 6 is corresponding, and there are four strip-shaped gaps of 1cm-15cm between the outer side of the conical baffle plate 6 and the drying chamber shell 3, and the sliding material plate 7 is at the bottom Below the drying module, there is an opening on the lower side of the drying bin shell 3, the sliding material plate 7 protrudes into the grain storage bin 1 along the opening, and there is a row in the top of the drying bin shell 3. Wet mechanism, the dehumidification mechanism is a ventilator 8, the ventilator 8 is fixed on the top side of the drying bin shell 3, and one side of the ventilator 8 is connected with the hole of the drying bin shell 3, so The other side of the ventilator 8 has an air outlet 11 protruding out. In order to prevent the humidity from being too high, the utility model specially designs a corresponding dehumidification mechanism. Ventilate.

The utility model dryer has the following advantages:

1. The main body of the drying part of the utility model adopts a bucket-cone structure, which can greatly utilize the space in the drying chamber and save materials.

2. The grains of the utility model move on the bucket-cone drying slope. Compared with other shapes of drying slopes (as shown in Figure 4), the drying area increases by about 70% to 80% at the same height, that is, when drying During the drying process, the contact area between the grain and the drying slope increases by about 70%~80%, that is, the grain is spread out, which effectively increases the average area of each grain in full contact with the dry hot air, so that the drying of the grain The drying is effective and uniform, which reduces the damage rate of the grain during the drying process and also improves the drying efficiency of the grain.

3. The drying process adopts countercurrent drying, the grain flow falls from top to bottom, and the hot air rises from bottom to top. In the lower part of the drying bin, the hotter hot air meets the grain with a higher temperature after drying for a period of time. The hot air with a lower temperature in the upper part of the drying bin meets the grain that has just fallen in, and the drying temperature received by the grain rises gradually, and the temperature of the grain rises evenly, which reduces the bursting rate and improves the drying quality. Heat energy, which is conducive to energy saving.

4. The hot air after one round of drying is not discharged immediately, but is reheated by the hot air blower to ensure the reuse of waste heat and improve the utilization rate of heat energy. After the drying is completed, the air pump supplies air to the cylinder, and the cylinder drives the grain discharge plate to enter the automatic grain discharge, which is convenient and quick, and saves manpower.

5. When the humidity in the drying chamber is too high, the exhaust fan will automatically open and automatically adjust the drying conditions of the drying chamber to ensure optimal drying.

The above are only preferred embodiments of the utility model, and are not intended to limit the utility model in any other form, and any modifications or equivalent changes made according to the technical essence of the utility model still belong to the utility model. Scope of protection claimed.

Claims (7)

1. A fully automatic grain dryer, including a grain storage bin (1), a grain lifting rod (2), a drying bin housing (3), an auger motor (4), a drying module, and a sliding plate ( 7), air supply duct (9), hot air blower (10) and transmission belt (15), characterized in that: the grain storage bin (1) is on the lower side of the drying bin shell (3), and the drying There is a grain lifting rod (2) on one side of the bin housing (3), the lower opening of the grain lifting rod (2) is in the grain storage bin (1), and there is an auger on one side of the grain lifting rod (2) The motor (4), the transmission belt (15) is set on the shaft of the auger motor (4) and the upper end of the auger shaft of the grain lifting rod (2), and the shaft of the auger motor (4) passes through the transmission belt (15 ) to drive the rotation shaft of the auger of the grain lifting rod (2), the hot air blower (10) is on the other side below the drying bin shell (3), and the top and bottom of the drying bin shell (3) There is a connection hole on one side, and the two interfaces of the hot air blower (10) are respectively connected to the connection holes on the top and lower side of the drying bin housing (3) through the air supply duct (9), and the grain lifting rod ( 2) One side of the upper end is connected with the drying chamber shell (3), and there are 1-5 drying modules and a sliding material plate (7) inside the drying chamber shell (3), and each drying module includes A bucket-shaped baffle (5) and a cone-shaped baffle (6), the center of the leakage hole at the bottom of the bucket-shaped baffle (5) corresponds to the tip of the top of the corresponding cone-shaped baffle (6), the There are four strip-shaped gaps of 1cm-15cm between the outer side of the cone-shaped baffle (6) and the drying chamber shell (3), and the sliding material plate (7) is below the lowermost drying module , there is an opening on the lower side of the drying bin housing (3), and the sliding material plate (7) protrudes into the grain storage bin (1) along the opening. 2. A fully automatic grain dryer according to claim 1, characterized in that: there are temperature sensors and humidity sensors inside the drying chamber housing (3). 3. The fully automatic grain dryer according to claim 1, characterized in that: there is a dehumidification mechanism in the top of the drying bin housing (3). 4. A fully automatic grain dryer according to claim 3, characterized in that: the dehumidification mechanism is a ventilator (8), and the ventilator (8) is fixed on the shell of the drying bin (3 ), one side of the ventilator (8) is connected to the hole of the drying bin housing (3), and the other side of the ventilator (8) has an exhaust port (11) extending out. 5. A fully automatic grain dryer according to claim 1, characterized in that: there is a grain discharge mechanism at the bottom of the grain storage bin (1). 6. A fully automatic grain dryer according to claim 5, characterized in that: the grain discharge mechanism includes an air pump (12), a discharge cylinder (13) and a discharge plate (14), the grain There is a discharge port at the lower end of the storage bin (1), the air pump (12) is fixedly installed under the shell of the drying bin (3), and there is a discharge plate (14) below the discharge port, and the discharge plate ( 14) It is connected with the telescopic rod of the discharge cylinder (13), and the air pump (12) is connected with the discharge cylinder (13) through a connecting pipe. 7. A fully automatic grain dryer according to claim 1, characterized in that: the lower cone of the bucket-shaped baffle (5) of the drying module is a hollow quadrangular platform without upper and lower bottom surfaces, That is, a funnel with a large upper hole and a small lower hole composed of the sides of a square prism; the upper cone of the conical baffle (6) of the drying module is a hollow quadrangular pyramid with no bottom, and the top of the cone is facing upwards and facing the bucket The bottom center of the shaped baffle (5).