CN107152851A - A kind of agricultural uses blowing-type grain drying device - Google Patents

Abstract

The invention discloses an agricultural blower type grain drying device. A blower device, a stirring device and a dust collection device are sequentially fixed on the top of the frame. The blower device includes a first shell, an air inlet, an air outlet, a heating Pipe and blower, the first housing is fixed on the frame, a number of heating pipes are symmetrically fixed on the inner walls of both sides of the first housing, and an air inlet is provided on one side of the first housing, and the air inlet is located below the heating pipe. The side of the first housing away from the air inlet is provided with an air outlet, the air outlet is located above the heating pipe, and a blower is fixed outside the air outlet, and the blower communicates with the stirring device through the air guide pipe, and the stirring device includes the second shell, the inlet Hopper, discharge hopper, rotating blades, transmission motor and motor support, this agricultural blower type grain drying device can dry the grain evenly, and the dust collection device can reduce air pollution, which is more convenient for the operator. Security provides a certain guarantee.

Description

An agricultural blower type grain drying device

technical field

The invention relates to the technical field of grain drying, in particular to an agricultural blower type grain drying device.

Background technique

In the food processing industry, the source of raw materials directly affects the quality of the product. In order to ensure the quality of the raw materials, the raw materials must be pretreated. For the use of grains as raw materials for food, it is necessary to remove impurities and dry the harvested grains. , because if run into cloudy and rainy weather in busy farming season, can't carry out timely drying to grain, yet damp grain is easy to go moldy and spoil, and drying in time later also makes the quality of grain raw material decline greatly.

The existing part of the grain drying device has low working efficiency and uneven drying of the grain, resulting in part of the grain not reaching the drying standard. During the drying process, due to the large amount of impurities and dust mixed in the grain, the device The surrounding environment causes pollution, which poses a threat to the safety of operators.

Contents of the invention

The object of the present invention is to provide an agricultural blower type grain drying device to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: an agricultural blower type grain drying device, comprising a frame, a blower device, a stirring device, a dust collecting device, an air guide pipe and a sealing cover, the frame The top of the top is sequentially fixed with a blower device, a stirring device and a dust collection device. The blower device includes a first housing, an air inlet, an air outlet, a heating pipe and a blower, and the first housing is fixed on the frame. A number of heating pipes are symmetrically fixed on the inner walls on both sides of the first housing, and one side of the first housing is provided with an air inlet, the air inlet is located below the heating pipes, and the first housing is far away from the air inlet. One side of the tuyere is provided with an air outlet, the air outlet is located above the heating pipe, and a blower is fixed on the outside of the air outlet, and the blower communicates with the stirring device through the air guide tube, and the stirring device includes a second shell , feed hopper, discharge hopper, rotating blade, transmission motor and motor support, the second housing is fixed on the frame, the transmission motor is fixed on the motor support, and the output shaft of the transmission motor is fixed to the rotation blade connected, both ends of the rotating blade are rotatably connected with the inner wall of the second housing through bearings, the feeding hopper is fixed on the top of the second housing, and the outlet hopper is fixed on the bottom of the second housing, so The bottom of the discharge hopper is connected with a sealing cover, and the side of the second housing away from the blower device communicates with the dust collection device through the air guide pipe, and the dust collection device includes a third housing, a filter screen, and an exhaust port. and an exhaust fan, the third casing is fixed on the frame, the side of the third casing away from the stirring device is provided with an exhaust port, the inner side of the exhaust port is fixed with a filter screen, and the exhaust An exhaust fan is fixed on the outside of the air port.

Preferably, a protective cover is fixed on the outside of the air inlet.

Preferably, the bottom of the second housing has a conical structure.

Preferably, the rotating blade is a spiral structure.

Preferably, a heat preservation cover is connected to the top of the feed hopper, one end of the bottom of the heat preservation cover is rotatably connected to the feed hopper through a pin, and the other end of the bottom of the heat preservation cover is movably connected to the discharge hopper through a lock.

Compared with prior art, the beneficial effect of the present invention is:

1. The present invention heats the gas in the blower device through the heating pipe, blows the heated gas into the stirring device by the blower, and the grain enters the stirring device from the feed port, and the grain is continuously turned over by the rotating blade, so that The area where the grain receives the hot air is more uniform. After the drying is completed, the grain is released from the hopper, and the gas with impurities and dust enters the dust collection device through the air duct, and the gas is filtered through the filter. The filtered impurities and dust Dust falls into the third casing, and the air with impurities and dust is filtered more quickly through the action of the exhaust fan. This agricultural blower type grain drying device can dry the grain evenly, and through the collection The dust device can reduce air pollution and provide a certain guarantee for the safety of operators.

2. A protective cover is fixed on the outside of the air inlet of the present invention to prevent larger items from entering the blowing device. The bottom of the second shell is in a conical structure, which is convenient for the stirring device to discharge the dried grains and feed them. The top of the hopper is connected with a heat preservation cover, one end of the bottom of the heat preservation cover is rotationally connected with the feed hopper through a pin shaft, and the other end of the bottom of the heat preservation cover is movably connected with the discharge hopper through a lock, which reduces heat loss in the stirring device.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Fig. 2 is a schematic structural view of the blower device of the present invention;

Fig. 3 is the structural representation of stirring device of the present invention;

Fig. 4 is a structural schematic diagram of the dust collecting device of the present invention.

In the figure: 1-frame; 2-blowing device; 3-stirring device; 4-dust collecting device; 5-first housing; 6-air inlet; 7-air outlet; 8-heating pipe; 9-blower ;10-air duct; 11-second shell; 12-feed hopper; 13-discharge hopper; 14-rotary blade; 15-transmission motor; 16-motor bracket; Body; 19-filter; 20-exhaust port; 21-exhaust fan; 22-protective cover; 23-insulation cover.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Figures 1-4, the present invention provides a technical solution: an agricultural blower type grain drying device, including a frame 1, a blower device 2, a stirring device 3, a dust collection device 4, and an air duct 10 and a sealing cover 17, the top of the frame 1 is fixed with a blast device 2, a stirring device 3 and a dust collection device 4 in sequence, and the blast device 2 includes a first housing 5, an air inlet 6, an air outlet 7, Heating pipe 8 and blower 9, the first casing 5 is fixed on the frame 1, and several heating pipes 8 are symmetrically fixed on the inner walls of both sides of the first casing 5, and one part of the first casing 5 An air inlet 6 is provided on the side, and the air inlet 6 is located below the heating pipe 8 , and the side of the first housing 5 away from the air inlet 6 is provided with an air outlet 7 , and the air outlet 7 is located above the heating pipe 8 , the outer side of the air outlet 7 is fixed with a blower 9, and the blower 9 communicates with the stirring device 3 through the air guide pipe 10, and the stirring device 3 includes a second housing 11, a feed hopper 12, a discharge hopper 13, a rotating Blade 14, transmission motor 15 and motor support 16, described second casing 11 is fixed on the frame 1, and described transmission motor 15 is fixed on the motor support 16, and the output shaft of described transmission motor 15 is fixed with rotating blade 14 connected, both ends of the rotating blade 14 are rotatably connected to the inner wall of the second housing 11 through bearings, the feeding hopper 12 is fixed on the top of the second housing 11, and the outlet hopper 13 is fixed on the second housing The bottom of the body 11, the bottom of the discharge hopper 13 is connected with a sealing cover 17, the side of the second housing 11 away from the blower device 2 communicates with the dust collection device 4 through the air guide pipe 10, and the dust collection device 4 includes a third housing 18, a filter screen 19, an exhaust port 20 and an exhaust fan 21, the third housing 18 is fixed on the frame 1, and the third housing 18 is away from the side of the stirring device 3 An exhaust port 20 is provided, a filter screen 19 is fixed inside the exhaust port 20 , and an exhaust fan 21 is fixed outside the exhaust port 20 .

The outer side of the air inlet 6 is fixed with a protective cover 22 to prevent larger items from entering the blower device 2. The bottom of the second housing 11 has a conical structure, which is convenient for the stirring device 3 to dry the grains. discharge, the rotating blade 14 is a spiral structure, so that the area of the grain subjected to the hot air is more uniform, the top of the feed hopper 12 is connected with a heat preservation cover 23, and one end of the heat preservation cover 23 bottom is connected to the feed material through a pin shaft. The bucket 12 is rotatably connected, and the other end of the bottom of the heat preservation cover 23 is flexibly connected with the discharge hopper 13 through a lock, which reduces heat loss in the stirring device 3 .

Working principle: The gas in the blower device 2 is heated through the heating pipe 8, and the heated gas is blown into the stirring device 3 by the blower 9, and the grain enters the stirring device 3 from the feeding port, and the grain is fed through the rotating blade 14. Continuous flipping makes the area of the grain subjected to the hot air more uniform. After the drying is completed, the grain is discharged from the discharge hopper 13, and the gas with impurities and dust enters the dust collecting device 4 through the air duct 10, and passes through the filter screen 19 pairs. The gas is filtered, and the filtered impurities and dust fall into the third housing 18. Through the action of the exhaust fan 21, the gas with impurities and dust is filtered more quickly. The outer side of the air inlet 6 is fixed with a protective cover 22 , to prevent larger items from entering the blast device 2, the bottom of the second housing 11 has a conical structure, which is convenient for the stirring device 3 to discharge the dried grains, and the top of the feeding hopper 12 is connected with a heat preservation cover 23 , one end of the bottom of the heat preservation cover 23 is rotatably connected with the feed hopper 12 through a pin shaft, and the other end of the bottom of the heat preservation cover 23 is movably connected with the discharge hopper 13 through a lock, which reduces the heat loss in the stirring device 3. This agricultural blower The type grain drying device can evenly dry the grain, and the air pollution can be reduced through the dust collecting device 4, which provides a certain guarantee for the safety of the operators.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (5)

1. An agricultural blower type grain drying device, including a frame (1), a blower device (2), a stirring device (3), a dust collection device (4), an air duct (10) and a sealing cover (17), characterized in that: the top of the frame (1) is sequentially fixed with a blower device (2), a stirring device (3) and a dust collection device (4), and the blower device (2) includes a second A housing (5), air inlet (6), air outlet (7), heating pipe (8) and blower (9), the first housing (5) is fixed on the frame (1), the A number of heating pipes (8) are symmetrically fixed on the inner walls of both sides of the first shell (5), and one side of the first shell (5) is provided with an air inlet (6), and the air inlet (6) is located at Below the heating pipe (8), the first casing (5) is provided with an air outlet (7) on the side away from the air inlet (6), and the air outlet (7) is located above the heating pipe (8), A blower (9) is fixed on the outside of the air outlet (7), and the blower (9) communicates with the stirring device (3) through the air guide pipe (10), and the stirring device (3) includes a second housing ( 11), feed hopper (12), discharge hopper (13), rotating blade (14), transmission motor (15) and motor bracket (16), the second housing (11) is fixed on the frame (1) Above, the transmission motor (15) is fixed on the motor bracket (16), the output shaft of the transmission motor (15) is fixedly connected to the rotating blade (14), and both ends of the rotating blade (14) are passed through bearings It is rotatably connected with the inner wall of the second housing (11), the feed hopper (12) is fixed on the top of the second housing (11), and the outlet hopper (13) is fixed on the top of the second housing (11) Bottom, the bottom of the discharge hopper (13) is connected with a sealing cover (17), and the side of the second housing (11) away from the blower device (2) is connected with the dust collection device ( 4) Communication, the dust collection device (4) includes a third housing (18), a filter (19), an exhaust port (20) and an exhaust fan (21), the third housing (18) Fixed on the frame (1), the third casing (18) is provided with an exhaust port (20) on the side away from the stirring device (3), and a filter screen is fixed on the inner side of the exhaust port (20) (19), an exhaust fan (21) is fixed outside the exhaust port (20). 2. An agricultural blower type grain drying device according to claim 1, characterized in that: a protective cover (22) is fixed outside the air inlet (6). 3. The blower type grain drying device for agriculture according to claim 1, characterized in that: the bottom of the second housing (11) is in a conical structure. 4. An agricultural blower type grain drying device according to claim 1, characterized in that: the rotating blade (14) is a spiral structure. 5. An agricultural blower type grain drying device according to claim 1, characterized in that: the top of the feeding hopper (12) is connected with a thermal insulation cover (23), and the thermal insulation cover (23) One end of the bottom is rotatably connected with the feed hopper (12) through a pin shaft, and the other end of the bottom of the heat preservation cover (23) is movably connected with the discharge hopper (13) through a lock.