CN214950470U

CN214950470U - Air energy grain drying device

Info

Publication number: CN214950470U
Application number: CN202120922718.1U
Authority: CN
Inventors: 黄坤华
Original assignee: Gansu Polar Sunlight New Energy Technology Co ltd
Current assignee: Gansu Polar Sunlight New Energy Technology Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-11-30
Anticipated expiration: 2031-04-30

Abstract

The utility model provides an air can grain drying device belongs to grain stoving technical field for solve the technical problem that current grain drying equipment energy consumption is high and drying efficiency is low. The drying tower comprises a tower wall and a hot air box, the tower wall is positioned on the outer side of the hot air box, a hot air cavity is formed between the tower wall and the hot air box, a spiral air deflector is arranged in the hot air cavity, a heat preservation layer is arranged on the outer side of the tower wall, a rotating rod is rotatably arranged in the hot air box, blanking spiral blades are arranged on the rotating rod, a motor is arranged below the hot air box, an output shaft of the motor is in transmission connection with the rotating rod, and a discharge pipe is arranged on the side of the drying tower; the utility model discloses can collect the dust, utilize the air can dry grain, heated air circulation utilizes, and hot-blast utilization ratio is high, and the energy consumption is low, and is energy-concerving and environment-protective more.

Description

Air energy grain drying device

Technical Field

The utility model belongs to the technical field of the grain is dried, a drying device is related to, especially an air can grain drying device.

Background

China is a large food country, after grains are harvested, excess moisture of the grains is a first step of storing or other processing of the grains, the grains are dried in the sun by using natural factors such as the sun and the like with the help of weather in the traditional method, and the grains are easy to mildew and germinate and the like if continuous bad weather occurs, so that the waste of the grains is caused. In order to solve the influence of weather factors such as weather on grain drying, people invent a drying technology at present, and the moisture of the grain is filtered by utilizing the manufactured heat so as to achieve the purpose of removing the redundant moisture of the grain; in the prior art, the method is always a direct heating type, the method has more heat loss, the drying effect is not ideal, and dust cannot be removed.

Through search, as disclosed in the chinese patent literature, a multi-purpose air energy grain dryer [ application number: CN 201811626181.3; publication No.: CN109612252A ]. This kind of multi-purpose formula air can grain drying-machine relates to grain drying-machine technical field, specifically is a multi-purpose formula air can grain drying-machine, including PMKD, PMKD's last fixed surface is connected with the stoving main part, the first motor of interior diapire fixedly connected with of stoving main part, the output fixedly connected with (mixing) shaft of first motor, the top fixedly connected with ramp of first motor, one side fixedly connected with fixed shell of stoving main part. Although the device can dry grains, the effect is not ideal, the utilization rate of hot air is low, and the device is not energy-saving and environment-friendly.

Therefore, the air energy grain drying device with high hot air utilization rate, energy conservation and environmental protection is provided, and the grain drying efficiency is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided an air can grain drying device, the technical problem that the device will solve is: how to improve the grain drying efficiency and reduce the energy consumption.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides an air can grain drying device, including the collection dirt mechanism, the bucket elevator that set gradually, drying tower and air can the heat pump, collection dirt mechanism is connected with the bucket elevator, the bucket elevator sets up inside the foundation ditch of ground, the below of drying tower is equipped with a plurality of support frames, the top of drying tower is equipped with circulation exhaust mechanism, the drying tower includes tower wall and hot-blast case, the tower wall is located the outside of hot-blast case, form the hot-blast chamber between tower wall and the hot-blast case, hot-blast intracavity is equipped with the spiral aviation baffle, the tower wall outside is equipped with the heat preservation, the inside rotation of hot-blast case is provided with the bull stick, be equipped with blanking spiral leaf on the bull stick, hot-blast case below is equipped with the motor, the output shaft and the bull stick transmission of motor are connected, the side of drying tower is equipped with the discharging pipe, be equipped with tuber pipe one between hot-blast case and the air can the heat pump, be equipped with tuber pipe two between hot-blast chamber and the bucket elevator.

The downside of bucket elevator is equipped with the feeder hopper, and the upper end and the ground of feeder hopper flush, and the upside of bucket elevator is equipped with row material pipe, arranges that the material pipe stretches into inside the hot-blast box.

By adopting the structure, grains are poured into the feeding hopper inside the foundation pit, and the bucket elevator lifts the grains to fall down from the discharging pipe and fall into the hot air box.

The dust collection mechanism comprises a dust collection box, a fifth air pipe is arranged between the dust collection box and the bucket elevator, a dust collection fan is arranged above the dust collection box, and a filter plate is arranged between the dust collection box and an air inlet end of the dust collection fan.

Structure more than adopting, dust in the collection dirt fan with the bucket elevator is through five suction dust collection box inside of tuber pipe, collects the dust, and the isolated dust of filter avoids the dust to get into the mill's environment, causes the injury to the human body.

The circulating air draft mechanism comprises an axial flow fan and a filter box, the axial flow fan and the filter box are fixed above the hot air box, a third air pipe is arranged between the air inlet end of the axial flow fan and the hot air box, the air outlet end of the axial flow fan is connected with the filter box through a pipeline, and a fourth air pipe is arranged between the filter box and the hot air cavity.

By adopting the structure, the axial flow fan sucks hot air in the hot air box into the filter box through the third air pipe, dust and water vapor are filtered, and the filtered hot air enters the hot air cavity through the fourth air pipe, so that the utilization rate of the hot air is improved.

The inside below of hot-blast case is equipped with the stock guide, and the bull stick runs through the stock guide, and the discharging pipe is located the end of stock guide, and the blanking spiral leaf adopts the stainless steel to make, and the heat preservation adopts the rock wool board to make.

Structure more than adopting, grain is dried the back in the drying tower, falls into the stock guide, through the stock guide, from discharging pipe discharge grain, and the stainless steel is firm, rust-resistant and low price, and the rock wool board can keep warm thermal-insulated.

Compared with the prior art, this air can grain drying device has following advantage:

1. through circulation updraft ventilator mechanism and the cooperation of hot-blast chamber, realized hot-blast cyclic utilization, keep warm with the heat preservation cooperation simultaneously, reduced the energy consumption, improved hot-blast utilization ratio, it is more energy-conserving.

2. Through the cooperation of dust collection mechanism and bucket elevator, collect the dust on the grain fast, clean environmental protection.

3. Through the cooperation of drying tower and air energy heat pump, use the air can dry grain, it is more energy-concerving and environment-protective.

4. Through the cooperation of the rotating rod, the blanking spiral blade and the motor, the contact area and the contact time of grains and hot air are increased, and the drying efficiency is improved.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic view of the present invention with a partially cut-away structure;

in the figure: the device comprises a hopper type elevator 1, a discharge pipe 1a, a feed hopper 1b, a drying tower 2, a first air pipe 2a, a discharge pipe 2b, a support frame 2c, a second air pipe 2d, a heat insulating layer 2e, a tower wall 2f, a hot air box 2g, a rotating rod 2h, a spiral blade 2i, a hot air cavity 2j, an axial flow fan 3, a third air pipe 3a, a filter box 3b, a fourth air pipe 3c, a heat pump 4 air energy, a motor 5, a dust collection box 6, a dust collection fan 6a and a fifth air pipe 6 b.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-2, the present embodiment provides an air energy grain drying device, which includes a dust collecting mechanism, a bucket elevator 1, a drying tower 2 and an air energy heat pump 4, the dust collecting mechanism is connected to the bucket elevator 1, the bucket elevator 1 is disposed inside a foundation pit of a foundation, a plurality of support frames 2c are disposed below the drying tower 2, a circulating air draft mechanism is disposed above the drying tower 2, the drying tower 2 includes a tower wall 2f and a hot air box 2g, the tower wall 2f is disposed outside the hot air box 2g, a hot air chamber 2j is formed between the tower wall 2f and the hot air box 2g, a spiral air deflector is disposed in the hot air chamber 2j, a heat insulation layer 2e is disposed outside the tower wall 2f, a rotating rod 2h is rotatably disposed inside the hot air box 2g, a blanking spiral blade 2i is disposed on the rotating rod 2h, a motor 5 is disposed below the hot air box 2g, an output shaft of the motor 5 is in transmission connection with the rotating rod 2h, a discharge pipe 2b is arranged on the side of the drying tower 2, a first air pipe 2a is arranged between the hot air box 2g and the air energy heat pump 4, and a second air pipe 2d is arranged between the hot air cavity 2j and the bucket elevator 1.

A feed hopper 1b is arranged at the lower side of the bucket elevator 1, the upper end of the feed hopper 1b is flush with the foundation, a discharge pipe 1a is arranged at the upper side of the bucket elevator 1, and the discharge pipe 1a extends into the hot air box 2 g; grain is poured into a feed hopper 1b in the foundation pit, and the bucket elevator 1 lifts the grain to fall from a discharge pipe 1a and falls into a hot air box 2 g.

The dust collecting mechanism comprises a dust collecting box 6, a wind pipe five 6b is arranged between the dust collecting box 6 and the bucket elevator 1, a dust collecting fan 6a is arranged above the dust collecting box 6, and a filter plate is arranged between the dust collecting box 6 and the air inlet end of the dust collecting fan 6 a; dust collection fan 6a inhales dust collection box 6 inside with the dust in the bucket elevator 1 through five 6b of tuber pipe, collects the dust, and the isolated dust of filter avoids the dust to get into the mill's environment, causes the injury to the human body.

The circulating air draft mechanism comprises an axial flow fan 3 and a filter box 3b, the axial flow fan 3 and the filter box 3b are fixed above a hot air box 2g, an air pipe III 3a is arranged between the air inlet end of the axial flow fan 3 and the hot air box 2g, the air outlet end of the axial flow fan 3 is connected with the filter box 3b through a pipeline, and an air pipe IV 3c is arranged between the filter box 3b and the hot air cavity 2 j; the axial flow fan 3 sucks hot air in the hot air box 2g into the filter box 3b through the third air pipe 3a, dust and water vapor are filtered, and the filtered hot air enters the hot air cavity 2j through the fourth air pipe 3c, so that the utilization rate of the hot air is improved.

A material guide plate is arranged below the inside of the hot air box 2g, a rotating rod 2h penetrates through the material guide plate, a material discharging pipe 2b is positioned at the tail end of the material guide plate, the blanking spiral blade 2i is made of stainless steel, and the heat insulation layer 2e is made of rock wool plates; grain is dried the back in drying tower 2, falls into the stock guide, through the stock guide, from discharging pipe 2b discharge grain, and the stainless steel is firm, rust-resistant and low price, and the rock wool board can keep warm thermal-insulated.

In the present embodiment, the above fixing manners are all the most commonly used fixing and connecting manners in the art, such as welding, bolt connection, and the like; above-mentioned each electrical component is prior art product like axial fan 3 etc. and can directly purchase the use in the market, and concrete principle is no longer repeated.

The utility model discloses a theory of operation: starting a bucket elevator 1, an axial flow fan 3, a motor 5, an air energy heat pump 4 and a dust collection fan 6a, pouring grains into a feed hopper 1b in the foundation pit, and lifting the grains by the bucket elevator 1 to fall from a discharge pipe 1a onto a discharge spiral blade 2 i; the motor 5 drives the rotating rod 2h to rotate, and the rotating rod 2h drives the blanking spiral blade 2i to rotate, so that the grains spirally descend in the hot air box 2 g; hot air of the air energy heat pump 4 enters the hot air box 2g through the first air pipe 2a to dry grains; hot air in the hot air box 2g is sucked into the filter box 3b through the third air pipe 3a by the axial flow fan 3, dust and water vapor are filtered, filtered dry hot air enters the hot air cavity 2j through the fourth air pipe 3c, and the hot air rotates in the hot air cavity 2j under the action of the spiral air deflector in the hot air cavity 2j and is matched with the heat insulation layer 2e for heat insulation, so that the utilization rate of the hot air is improved; hot air finally enters the bucket elevator 1 from the air pipe II 2d to preheat and dry grains in the bucket elevator 1, so that the heat energy utilization rate is improved, more energy is saved, dust in the bucket elevator 1 is sucked into the dust collection box 6 through the air pipe V6 b by the dust collection fan 6a, the dust is collected, and the filter plate isolates the dust to prevent the dust from entering the factory environment and causing damage to human bodies; and finally, after being dried in the drying tower 2, the grains fall into the material guide plate, are discharged from the discharge pipe 2b through the material guide plate, and are collected.

In conclusion, the dust collecting mechanism is matched with the bucket elevator 1 to quickly collect dust on grains, so that the device is clean and environment-friendly; the drying tower 2 is matched with the air energy heat pump 4, so that the grain can be dried by using air energy, and the energy is saved and the environment is protected; through the matching of the rotating rod 2h, the blanking spiral blade 2i and the motor 5, the contact area and the contact time of grains and hot air are increased, and the drying efficiency is improved; through circulation convulsions mechanism and hot-blast chamber 2j cooperation, realized hot-blast cyclic utilization, keep warm with heat preservation 2e cooperation simultaneously, reduced the energy consumption, improved hot-blast utilization ratio, it is more energy-conserving.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. An air energy grain drying device comprises a dust collecting mechanism, a bucket elevator (1), a drying tower (2) and an air energy heat pump (4) which are sequentially arranged, and is characterized in that the dust collecting mechanism is connected with the bucket elevator (1), the bucket elevator (1) is arranged inside a foundation pit of a foundation, a plurality of support frames (2 c) are arranged below the drying tower (2), a circulating air draft mechanism is arranged above the drying tower (2), the drying tower (2) comprises a tower wall (2 f) and a hot air box (2 g), the tower wall (2 f) is positioned on the outer side of the hot air box (2 g), a hot air cavity (2 j) is formed between the tower wall (2 f) and the hot air box (2 g), a spiral air deflector is arranged in the hot air cavity (2 j), a heat preservation layer (2 e) is arranged on the outer side of the tower wall (2 f), a rotating rod (2 h) is rotatably arranged inside the hot air box (2 g), be equipped with blanking spiral leaf (2 i) on bull stick (2 h), hot-blast case (2 g) below is equipped with motor (5), and the output shaft and bull stick (2 h) transmission of motor (5) are connected, and the side of drying tower (2) is equipped with discharging pipe (2 b), is equipped with tuber pipe (2 a) between hot-blast case (2 g) and air energy heat pump (4), is equipped with tuber pipe two (2 d) between hot-blast chamber (2 j) and bucket elevator (1).

2. An air energy grain drying device according to claim 1, characterized in that the lower side of the bucket elevator (1) is provided with a feed hopper (1 b), the upper end of the feed hopper (1 b) is flush with the ground, the upper side of the bucket elevator (1) is provided with a discharge pipe (1 a), and the discharge pipe (1 a) extends into the hot air box (2 g).

3. The air energy grain drying device according to claim 1, wherein the dust collecting mechanism comprises a dust collecting box (6), an air duct five (6 b) is arranged between the dust collecting box (6) and the bucket elevator (1), a dust collecting fan (6 a) is arranged above the dust collecting box (6), and a filter plate is arranged between the dust collecting box (6) and the air inlet end of the dust collecting fan (6 a).

4. The air energy grain drying device according to claim 1, wherein the circulating air draft mechanism comprises an axial flow fan (3) and a filter box (3 b), the axial flow fan (3) and the filter box (3 b) are fixed above a hot air box (2 g), a third air pipe (3 a) is arranged between an air inlet end of the axial flow fan (3) and the hot air box (2 g), an air outlet end of the axial flow fan (3) is connected with the filter box (3 b) through a pipeline, and a fourth air pipe (3 c) is arranged between the filter box (3 b) and the hot air cavity (2 j).

5. The air energy grain drying device as claimed in claim 1 or 2, wherein a material guide plate is arranged below the inside of the hot air box (2 g), the rotating rod (2 h) penetrates through the material guide plate, the material outlet pipe (2 b) is arranged at the tail end of the material guide plate, the blanking spiral blade (2 i) is made of stainless steel, and the heat insulation layer (2 e) is made of rock wool plates.