CN201709312U - Grain drier - Google Patents

Abstract

The utility model discloses a grain dryer, which comprises a machine room, a hot air storage box, a feeding hopper and a hopper for discharging. An elevating push-pull frame is installed in the machine room, and a screen is installed on the elevating push-pull frame. A plurality of blowers are arranged in the screen, and one end of the screen is connected with the feed hopper, and one end is connected with the discharge hopper. A mesh screen is installed in the machine room of the utility model, and the mesh screen is fixedly installed on the lifting push-pull frame, and one end of the mesh screen on the lifting push-pull frame is high and the other end is low. When the grain enters the mesh screen from the feeding hopper, the blower will The pre-stored hot air in the hot air storage box is blown into the mesh screen to dry the grain on the mesh screen, and at the same time, the speed regulating motor is used to drive the lifting push-pull frame to reciprocate, so that the sundries in the grain can be discharged through the mesh screen holes and used The grain moves from the higher end to the lower end, and finally enters the discharge hopper to complete the drying process of the grain. Compared with the prior art, the utility model has the advantages of simple structure, low power consumption, high utilization rate of heat energy, good drying effect and the like.

Description

a grain dryer

technical field

The utility model relates to a grain dryer, which is mainly used for drying granular crops and seeds such as paddy, wheat, corn, sorghum, soybeans, and peanuts.

Background technique

As we all know, grain drying is a very important process in grain storage. Since the moisture content of fresh grain is far greater than the safe moisture required for storage, it will create a humid growth environment for mold, and grain is prone to mildew. Quality will be destroyed. In addition, because the moisture content in the grain is too high, it will also generate heat, which will lead to the hatching of insect eggs in the grain and increase the destructive effect of pests and diseases. Therefore, drying of grain before storage is very important.

However, the current grain dryers generally have problems such as complex structure, large volume, low heat utilization rate, large power consumption, and poor drying effect.

Contents of the invention

Therefore, the applicant proposed a grain dryer with low energy consumption, simple structure, environmental protection and good drying effect.

In order to achieve the above object, the utility model mainly adopts the following technical solutions:

A grain dryer, comprising a machine room (1), a hot air storage box (2), an inlet hopper (3) and an outlet hopper (11), the inlet hopper (3) and the outlet hopper (11) are respectively connected to The machine room (1) is connected, the hot air storage box (2) is installed on the machine room (1), and a lift push-pull frame (17) is installed in the machine room (1), and a net is installed on the lift push-pull frame (17). Sieve (16), described mesh screen (16) is provided with a plurality of hair dryers (22), and one end of mesh screen (16) is connected with feed hopper (3), and one end is connected with discharge hopper (11).

Wherein said blower (22) is provided with a fan (15), and said fan (15) is connected with a blower motor (5) arranged outside the machine room (1) through a rotating shaft.

Wherein said feed hopper (3) is equipped with comb device (4).

Wherein the machine room (1) is equipped with a speed regulating motor (6), the speed regulating motor (6) is connected with the lifting push-pull frame (17) to drive the lifting push-pull frame (17) in the machine room (1). reciprocating motion.

Wherein said hot-blast storage box (2) is connected with a hot-blast blowing device, and this hot-blast blowing device comprises first blower (9), second blower (10), steam boiler (12) and radiator (13), so The second blower (10) is connected to the radiator (13) through the steam boiler (12), and the first blower (9) is connected to the hot air storage tank (2) through the radiator (13).

A dehumidifier (7) is also installed in the machine room (1).

A funnel (14) is also installed in the machine room (1), and the funnel (14) is positioned at the bottom of the mesh screen (16).

Wherein the bottom of the funnel (14) is provided with a funnel mouth (19), and a movable plate (20) is installed in the funnel mouth.

A mesh screen is installed in the machine room of the utility model, and the mesh screen is fixedly installed on the lifting push-pull frame, and one end of the mesh screen on the lifting push-pull frame is high and the other end is low. When the grain enters the mesh screen from the feeding hopper, the blower will The pre-stored hot air in the hot air storage box is blown into the mesh screen to dry the grain on the mesh screen, and at the same time, the speed regulating motor is used to drive the lifting push-pull frame to reciprocate, so that the sundries in the grain can be discharged through the mesh screen holes and used The grain moves from the higher end to the lower end, and finally enters the discharge hopper to complete the drying process of the grain. Compared with the prior art, the utility model has the advantages of simple structure, low power consumption, high utilization rate of heat energy, good drying effect and the like.

Description of drawings

Fig. 1 is a combination flowchart of the utility model dryer.

Fig. 2 is a schematic diagram of the structure of the dryer chamber of the utility model.

Fig. 3 is a schematic structural view of the funnel at the base of the dryer chamber of the utility model.

Fig. 4 is a schematic diagram of the connection structure between the hot air storage box and the hair dryer of the present invention.

Fig. 5 is a schematic diagram of the connection structure between the mesh screen and the hair dryer of the present invention.

Fig. 6 is a schematic diagram of the working state of the mesh screen of the present invention on the lifting frame.

Fig. 7 is a sectional view inside the machine room of the utility model.

Notes in the figure: machine room 1, hot air storage box 2, feed hopper 3, comber 4, hair dryer motor 5, speed regulating motor 6, dehumidifier 7, switchboard 8, first blower 9, second blower 10 , discharge hopper 11, steam boiler 12, radiator 13, funnel 14, fan 15, mesh screen 16, lifting push-pull frame 17, support rod 18, funnel mouth 19, movable plate 20, fan fixed frame 21, blower 22.

Detailed ways

The core idea of the utility model is: a lifting push-pull frame is installed in the machine room of the utility model, and a mesh screen is installed on the lifting push-pull frame. higher than the discharge end. In addition, a hot air storage box is installed on the machine room, and a hair dryer is installed in the machine room. Through the hair dryer, the hot air storage box can be blown to the grain area on the mesh screen to realize the drying of the grain. Speed-regulating motor control, while drying the grain, the speed-regulating motor can also drive the lifting push-pull frame to reciprocate in the horizontal range, so as to realize the delivery of the dried grain to the discharge end, and at the same time, the grain in the Contained sundries leak out from the mesh screen holes.

The utility model is based on hot air drying and driven by a blower, and has the characteristics of fast drying speed, low consumption and energy saving. The grain in the screen is bounced, scattered, and pushed out by the operation of the lifting push-pull rack, so that it can fully contact with the hot air and greatly improve the drying efficiency.

In addition, the device can also filter out sundries such as stones in the grain while drying the grain, which can greatly improve the quality of the grain.

In order to illustrate the idea and purpose of the utility model, the utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

Please refer to Fig. 1, Fig. 1 is a combined flowchart of the utility model dryer. The dryer mainly includes an organic room 1, a hot air storage box 2, a hopper 3, a hopper 11 and a hot air blowing device, wherein the hot air storage box 2 is installed above the machine room 1 and connected with the hot air blowing device. It is used to store the hot air from the hot air blowing device; the feed hopper 3 and the discharge hopper 11 are respectively connected to the machine room 1, and after the grain to be dried enters the feed hopper 3, it is firstly combed through the comb in the feed hopper 3. Device 4 carries out preliminary comb loosening to grain, then enters in machine room 1 and dries, and then transports to discharge hopper 11.

A plurality of hair dryer motors 5 (taking twelve as an example in this embodiment) are installed above the machine room 1, and a speed regulating motor 6 is installed on the side; a dehumidifier 7 is installed inside, through which the dehumidifier 7 can be used Moisture in the machine room 1 is removed; a switchboard 8 is also installed outside the machine room 1, through which the operation and control of the hair dryer motor 5 and the speed regulating motor 6 can be realized.

The hot-blast storage box 2 is installed on the top of the machine room 1, and its whole box body is made of a heat shield, and is connected with a hot-blast blowing device, and the hot-blast blowing device includes a first blower 9, a second blower 10, a steam blower Boiler 12 and radiator 13 , the second blower 10 is connected to radiator 13 through steam boiler 12 , and the first blower 9 is connected to hot air storage tank 2 through radiator 13 . Wherein steam boiler 12 produces hot blast, is blown into radiator 13 by second air blower 10, and temperature measuring instrument is installed at radiator 13 places here, to control the temperature that blows into hot blast; After first air blower 9 is connected with radiator 13 ends Directly input in the hot-blast storage tank 2, enter into hot-blast storage tank 2 places and also be equipped with a temperature gauge, enter the accuracy of hot-blast storage tank 2 hot-blast temperature to control.

As shown in Fig. 2 and Fig. 3, a funnel 14 is installed at the bottom of the machine room 1 to discharge the sundries carried in the grain during the drying process, and the bottom of the funnel 14 is provided with a funnel mouth 19.

As shown in Figure 4, Figure 4 is a schematic diagram of the connection structure between the hot air storage box and the hair dryer of the present invention. The hair dryer 22 is installed inside the machine room 1, and its upper end is connected with the hot air storage box 2, which includes a fan 15 and a hair dryer motor 5. To control, the fan 15 is connected with the hair dryer motor 5 through a rotating shaft, and is driven to rotate by the hair dryer motor 5 .

As shown in Fig. 5 and Fig. 6, a lift push-pull frame 17 is installed in the machine room, and a support rod 18 is installed on one side of the lift push-pull frame 17, so that the side end is higher than the other side end. A mesh screen 16 is fixedly installed on the top, and the lower ends of the above-mentioned hair dryers 22 are located in the mesh screen 16 and do not contact with the bottom of the mesh screen 16 .

Mesh sieve 16 is provided with a plurality of mesh sieve holes, and these mesh sieve holes can guarantee that grain does not leak out, and then can leak through the mesh sieve hole than foreign material such as grain volume little stone.

As shown in Fig. 7, Fig. 7 is a sectional view inside the machine room of the present utility model. Wherein machine room 1 inner bottom is equipped with a plurality of funnels 14, and what the top of funnel 14 is installed is lift push-pull frame 17, and this lift push-pull frame 17 is connected with the speed-regulating motor 6 that is arranged on machine room 1 outside, and in the speed-regulating motor 6 Driven, the lifting push-pull frame 17 can reciprocate in the machine room 1; since the feed end of the lift push-pull frame 17 is higher than the discharge end, the feed end of the mesh screen 16 corresponding to the position installed on the lift push-pull frame 17 Higher than the discharge end, grain can be made to move towards the discharge port gradually by lifting push-pull frame 17 after entering mesh screen 16 like this.

A plurality of hair dryers 22 (taking 12 as an example in the present embodiment) are arranged in the mesh screen 16, and fans 15 are installed in the hair dryers 22, and these fans 15 are connected with the hair dryer motor 5 arranged outside the machine room 1 by a rotating shaft. , driven by the blower motor 5 to rotate, when the fan 15 rotated, the hot blast stored in the hot blast storage box 2 could be blown to the mesh screen 16, and the grain on the mesh screen 16 was dried.

Wherein the bottom of funnel 14 is provided with funnel mouth 19, and this funnel mouth 19 is equipped with a movable plate 20, and described movable plate 20 is positive and negative both sides movable, when the sundries such as silt, stone contained in the grain pass through the net After the sieve 16 leaks into the funnel 14, it is collectively collected on the movable plate 20, and is automatically discharged outside in a certain period of time.

The utility model drives the mesh sieve to move through the speed regulating motor, so that the grain bounces up, spreads out and pushes out in the mesh sieve. At the same time, a large amount of hot air from the blower fully contacts the grain, so that the moisture in the grain can be fully dried. Dry. Taking paddy as an example, the moisture content of paddy after drying by this device is below 14%, which can effectively guarantee the quality of paddy and increase its storage time.

In addition, this device uses a steam boiler as a heat source, and the steam boiler can use agricultural and sideline product waste chaff, straw, miscellaneous grains and platycodon grandiflorum, and bean product shell weeds as fuel, which can greatly improve the utilization rate of raw materials and achieve the goal of turning waste into treasure. the goal of.

The above is a detailed introduction to a kind of grain dryer provided by the utility model. In this article, specific examples are used to illustrate the structural principle and implementation of the utility model. The above examples are only used to help understand the utility model. new method and its core idea; at the same time, for those of ordinary skill in the art, according to the idea of the utility model, there will be changes in the specific implementation and application scope. In summary, the contents of this specification should not It should be understood as a limitation of the present utility model.

Claims (8)

1. A grain dryer, comprising machine room (1), hot air storage box (2), feed hopper (3) and discharge hopper (11), described feed hopper (3), discharge hopper (11) Connect with the machine room (1) respectively, the hot air storage box (2) is installed on the machine room (1), it is characterized in that a lifting push-pull frame (17) is installed in the machine room (1), the lift push-pull frame (17 ) is equipped with a mesh screen (16), a plurality of hair dryers (22) are arranged in the mesh screen (16), and one end of the mesh screen (16) is connected with the feed hopper (3), and one end is connected with the discharge hopper (11 )connect. 2. The grain dryer according to claim 1, characterized in that a fan (15) is arranged inside the blower (22), and the fan (15) communicates with the fan (15) arranged outside the machine room (1) through a rotating shaft. The hair dryer motor (5) is connected. 3. The grain dryer according to claim 1, characterized in that a comber (4) is installed in the feed hopper (3). 4. The grain dryer according to claim 1, characterized in that a speed-regulating motor (6) is installed outside the machine room (1), and the speed-regulating motor (6) is connected with the lifting push-pull frame (17), To drive the lifting push-pull frame (17) to do reciprocating motion in the machine room (1). 5. The grain dryer according to claim 1, characterized in that a hot air blowing device is connected to the hot air storage tank (2), and the hot air blowing device includes a first blower (9), a second blower ( 10), steam boiler (12) and radiator (13), described second blower (10) is connected with radiator (13) by steam boiler (12), and described first blower (9) passes radiator (13) ) is connected with the hot air storage tank (2). 6. The grain dryer according to claim 1, characterized in that a dehumidifier (7) is also installed in the machine room (1). 7. The grain dryer according to claim 1, characterized in that a funnel (14) is installed in the machine room (1), and the funnel (14) is located at the bottom of the mesh screen (16). 8. The grain dryer according to claim 7, characterized in that a funnel mouth (19) is provided at the bottom of the funnel (14), and a movable plate (20) is installed in the funnel mouth.

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