CN218380149U - Pulse microwave energy grain drying device - Google Patents

Abstract

The utility model discloses a pulse microwave energy grain drying device relates to grain drying device technical field, the utility model discloses on the basis of heating blast air, realized clearance equivalent material loading and the dry ejection of compact of real-time equivalent to realize the work of automatic high-efficient even dry cereal, intensity of labour is big when having solved the more cereal of traditional manual drying, and area is wider, problem that drying efficiency hangs down.

Description

Pulse microwave energy grain drying device

Technical Field

The utility model relates to a grain drying device technical field especially relates to a pulse microwave energy grain drying device.

Background

The existing method for drying grains is generally used for manually drying grains, namely, the grains are uniformly paved on the bottom surface, and the grains are automatically aired and dried by utilizing a better weather environment, but when the grains are more, the labor intensity of manual airing is high, the occupied area is wider, and the weather change cannot be predicted in time, so that the grains cannot be collected in time, the grains are wetted, the effect of drying the grains is poor, and the drying efficiency of the grains is lowered;

in view of the above technical drawbacks, a solution is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model discloses on the basis of heating blast air, realized clearance equivalent material loading and the dry ejection of compact of real-time equivalent to realize the work of automatic high-efficient even drying cereal.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pulse microwave energy grain drying device, includes drying box, heat energy microwave transmitter and air-blast fan, heat energy microwave transmitter installs in the top of drying box, the bottom of drying box is located to the air-blast fan, and the air-blast fan passes through the pipe and is connected with drying box, the drying box internal rotation is equipped with the screening rotary drum, screening rotary drum symmetry is installed and is screened the arc net, the screening rotary drum passes through screening arc net and drying box's inner wall connection, screening rotary drum inner wall is installed output blade, and the both ends symmetry cover of screening rotary drum is equipped with hollow siphunculus, hollow siphunculus passes through the bearing and rotates the center department of locating drying box lateral wall, screening rotary drum adaptation has the ration feeding subassembly, ration feeding subassembly fixed mounting is in one outside of drying box, and drying box another outside fixed mounting that carries on the back the body with the constant feeding subassembly has discharge gate valve, two the looks remote site of hollow siphunculus link up with the screening rotary drum and is connected with the discharge gate valve respectively, the screening rotary drum still adaptation has the rotatory drive rotary unit of its drive.

Further, ration feeding subassembly includes the support frame, support frame and dry box fixed connection, fixed mounting has the ration headstock in the support frame, the ration headstock internal rotation is equipped with electronic bull stick, the fixed cover in outer end of electronic bull stick is equipped with the eccentric wheel, the fixed pivot that is equipped with of terminal surface of eccentric wheel, the central point that the eccentric wheel was kept away from in the pivot sets up, the outer end of pivot is rotated and has been cup jointed the lift loop bar, the fixed deflection ball that is equipped with in top that the pivot was kept away from to the lift loop bar, the ball joint that deflects has a ration slide, the ration slide slides and locates the ration headstock, and the ration slide sets up the joint groove that the adaptation deflected the ball and deflects, feed inlet and discharge gate have been seted up to the ration headstock, the roof center department of ration headstock is located to the feed inlet, the lateral wall center department of ration headstock is located to the discharge gate, the one end of discharge gate is connected with the activity through connections of ration headstock, and the other end and the hollow siphunculus through connections of discharge gate.

Furthermore, the driving rotation unit is composed of a servo motor, a driving rotating rod, a driving gear and a transmission gear sleeve, the servo motor is fixedly arranged on the outer side of the drying box body, the driving gear is fixedly sleeved on the outer end portion of the driving rotating rod, one end, far away from the driving gear, of the driving rotating rod penetrates through the inner wall of the drying box body to extend to the outside of the drying box body through rotation of a bearing and is fixedly connected with an output shaft of the servo motor, the transmission gear sleeve is fixedly sleeved on one end portion of the screening rotary drum, and the transmission gear sleeve is meshed with the driving gear.

Further, heat energy microwave transmitter locates directly over the screening rotary drum, be equipped with into wind pressure nozzle board under the screening rotary drum, into wind pressure nozzle board fixed mounting in the drying cabinet, and the bottom of air inlet pressure nozzle board has the air-blast fan through connection of pipeline, the bottom of drying cabinet is located to the air-blast fan, the lateral wall of drying cabinet is equipped with the screen cloth of giving vent to anger.

Further, still be equipped with the collection swash plate in the drying cabinet, the bottom of drying cabinet is located to the collection swash plate, and just the collection swash plate locates under the screening rotary drum, the collection swash plate is interior concavity, and the minimum department of collection swash plate has the waste gate valve through the pipe through connection, the waste gate valve is installed in the bottom of drying cabinet.

Furthermore, a plurality of output blades are arranged, the output blades are distributed according to an annular array by taking the central axis of the screening rotary drum as the center of a circle, and the outer sides of the plurality of output blades in the same direction bulge outwards.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses on the basis of heating blast air, realized clearance equivalent material loading and the dry ejection of compact of real-time equivalent to realize the work of automatic high-efficient even dry cereal, intensity of labour is big when having solved the more cereal of traditional manual drying, and area is wider, problem that drying efficiency hangs down.

Drawings

Fig. 1 shows a front view of the present invention;

figure 2 shows a cross-sectional view of the present invention;

FIG. 3 shows a side sectional view of a screen drum;

FIG. 4 shows a partial enlarged view at A of FIG. 2;

illustration of the drawings: 1. drying the box body; 2. a heat energy microwave transmitter; 3. a screening drum; 4. screening an arc net; 5. an output blade; 6. a hollow through pipe; 7. a dosing assembly; 8. a driving rotation unit; 9. a blower fan; 10. a discharge gate valve; 11. a material collecting inclined plate; 12. a waste gate valve; 13. a storage hopper; 14. an air outlet screen; 15. a wind inlet pressure nozzle plate; 701. a support frame; 702. a quantitative power box; 703. an electric rotating rod; 704. an eccentric wheel; 705. a rotating shaft; 706. a lifting loop bar; 707. deflecting the ball; 708. a quantitative sliding plate; 709. a feed inlet; 710. a discharge port; 801. a servo motor; 802. an active rotating rod; 803. a driving gear; 804. and a transmission gear sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example 1:

as shown in fig. 1, a pulse microwave energy grain drying device comprises a drying box body 1, a screening drum 3 is rotatably arranged in the drying box body 1, screening arc nets 4 are symmetrically arranged on the screening drum 3, the screening drum 3 is connected with the inner wall of the drying box body 1 through the screening arc nets 4, the screening arc nets 4 are used for filtering grain waste in grains, a plurality of output blades 5 are arranged on the inner wall of the screening drum 3, the output blades 5 are distributed according to an annular array by taking the central axis of the screening drum 3 as the center of a circle, the outer sides of the output blades 5 in the same direction bulge outwards, the output blades 5 are guaranteed to be abutted against the grain section, so that the contact surface between the output blades 5 and the grains is reduced, and the stress area of the grains is reduced;

the two ends of the screening rotary drum 3 are symmetrically sleeved with hollow through pipes 6, the hollow through pipes 6 are rotatably arranged at the center of the side wall of the drying box body 1 through bearings, the screening rotary drum 3 is adaptive to a quantitative feeding assembly 7, the quantitative feeding assembly 7 is fixedly arranged on one outer side of the drying box body 1, a discharge gate valve 10 is fixedly arranged on the other outer side of the quantitative feeding assembly 7 back to the drying box body, opposite ends of the two hollow through pipes 6 are communicated with the screening rotary drum 3, opposite ends of the two hollow through pipes 6 are respectively communicated with the quantitative feeding assembly 7 and the discharge gate valve 10, and the screening rotary drum 3 is also adaptive to a driving rotary unit 8 for driving the screening rotary drum to rotate;

a heat energy microwave transmitter 2 is arranged right above the screening rotary drum 3, the heat energy microwave transmitter 2 is installed at the top end of the drying box body 1, the heat energy microwave transmitter 2 transmits pulse microwaves to enable the temperature in the drying box body 1 to rise, a wind inlet pressure nozzle plate 15 is arranged right below the screening rotary drum 3, the wind inlet pressure nozzle plate 15 is fixedly installed in the drying box body 1, the bottom end of the wind inlet pressure nozzle plate 15 is connected with a blast fan 9 through a pipeline in a penetrating mode, the blast fan 9 is arranged at the bottom end of the drying box body 1, the blast fan 9 is used for sucking external air of the drying box body 1 and then transmitting the air to the wind inlet pressure nozzle plate 15 through a pipeline, an air outlet screen 14 is arranged on the side wall of the drying box body 1, the air outlet screen 14 is used for filtering air in the drying box body 1, an air valve is installed at the position of the air outlet screen 14 and is installed on the outer side of the drying box body 1, a material collecting inclined plate 11 is further arranged in the drying box body 1, the material collecting inclined plate 11 is arranged at the bottom of the drying box body 1 and is arranged right below the screening rotary drum 3, the material collecting inclined plate 11 is in an inward concave shape, the lowest point of the material collecting inclined plate 11 is connected with a waste material collecting inclined plate 12 through a conduit, and is installed at the bottom end of the gate valve 12 of the gate valve of the drying box body 1.

The quantitative feeding component 7 comprises a supporting frame 701, the supporting frame 701 is fixedly connected with the drying box body 1, a quantitative power box 702 is fixedly installed in the supporting frame 701, an electric rotating rod 703 is rotatably arranged in the quantitative power box 702, an eccentric wheel 704 is fixedly sleeved at the outer end of the electric rotating rod 703, a rotating shaft 705 is fixedly arranged on the end face of the eccentric wheel 704, the rotating shaft 705 is arranged away from the central point of the eccentric wheel 704, a lifting sleeve rod 706 is rotatably sleeved at the outer end of the rotating shaft 705, a deflection ball 707 is fixedly arranged at the top end of the lifting sleeve rod 706 away from the rotating shaft 705, the deflection ball 707 is clamped with a quantitative sliding plate 708, the quantitative sliding plate 708 is slidably arranged in the quantitative power box 702, the quantitative sliding plate 708 is provided with a clamping groove matched with the deflection of the deflection ball 707, the quantitative power box 702 is provided with a feeding port 709 and a discharging port 710, the feeding port 709 is arranged at the center of the top wall of the quantitative power box 702, the discharging port 710 is arranged at the center of the side wall of the quantitative power box 702, one end of the discharging port 710 is in a movable through connection with the quantitative power box 702, and the other end of the discharging port 710 is in a through connection with a hollow through pipe 6;

after the grain is stored in the storage hopper 13, the electric rotating rod 703 is started and controlled to rotate, the electric rotating rod 703 drives the eccentric wheel 704 fixed with the electric rotating rod to rotate, the eccentric wheel 704 drives the rotating shaft 705 fixed with the eccentric wheel to rotate, the rotating shaft 705 drives the lifting sleeve rod 706 connected with the rotating shaft to lift and deflect, the lifting sleeve rod 706 lifts and deflects to drive the quantitative sliding plate 708 in sliding and clamping connection with the lifting sleeve rod through the deflection ball 707, the grain in the storage hopper 13 enters the quantitative power box 702 through the feeding port 709 and falls to the top surface of the quantitative sliding plate 708, when the quantitative sliding plate 708 descends, the lowest surface of the quantitative sliding plate 708 is parallel to the discharging port 710, so that the grain on the top surface of the quantitative sliding plate 708 slides to the discharging port 710 and then flows into the screening drum 3 through the hollow sliding plate 6, when the quantitative sliding plate 708 ascends, the quantitative sliding plate pushes the grain to ascend and descend, so that the grain 708 does not enter the screening drum 3 any more, thereby realizing gap quantitative feeding, ensuring sufficient grain drying time, gap type feeding, enabling the grain to be fully dried, enabling the drying effect to be better, and the lifting sleeve 708 to drive the grain lifting sleeve 708 to prevent the grain from being blocked;

the driving rotation unit 8 is composed of a servo motor 801, a driving rotation rod 802, a driving gear 803 and a transmission gear sleeve 804, the servo motor 801 is fixedly arranged on the outer side of the drying box body 1, the driving gear 803 is fixedly sleeved on the outer end portion of the driving rotation rod 802, one end of the driving rotation rod 802, far away from the driving gear 803, penetrates through the inner wall of the drying box body 1 to extend to the outside through rotation of a bearing and is fixedly connected with an output shaft of the servo motor 801, the transmission gear sleeve 804 is fixedly sleeved on one end portion of the screening rotary drum 3, and the transmission gear sleeve 804 is meshed with the driving gear 803; the servo motor 801 is started to work and the output shaft thereof is controlled to rotate in the forward direction, the output shaft of the servo motor 801 rotates in the forward direction and then drives the driving rotary rod 802 fixed with the servo motor to rotate in the forward direction, the driving rotary rod 802 rotates in the forward direction and then drives the driving gear 803 fixedly sleeved with the driving rotary rod to rotate in the forward direction, the driving gear 803 rotates in the forward direction and then drives the transmission gear sleeve 804 meshed with the driving rotary rod to rotate in the forward direction, the transmission gear sleeve 804 rotates in the forward direction and then drives the screening rotary drum 3 fixedly sleeved with the end part of the screening rotary drum to rotate in the forward direction, the output shaft of the servo motor 801 is controlled to rotate in the reverse direction, the screening rotary drum 3 rotates in the reverse direction by controlling the rotation direction of the output shaft of the servo motor 801, and the rotation direction of the screening rotary drum 3 is controlled,

the working principle is as follows:

starting a heat energy microwave transmitter 2 to raise the temperature of the drying box body 1 to a preset temperature, then starting a quantitative feeding assembly 7 to equally feed grains in a storage hopper 13 to a gap in a screening rotary drum 3, starting a blast fan 9 and blowing air to a bottom cavity of the drying box body 1 through a wind pressure nozzle plate, wherein the wind pressure nozzle plate is arranged right below the screening rotary drum 3, so that wind power enters the screening rotary drum 3 through a screening arc net 4 to blow grains, then the wind power enters a top cavity of the drying box body 1 through the screening arc net 4 and comes out from an air outlet screen 14, and blows shriveled grains smaller than the aperture of the screening arc net 4 out of the screening rotary drum 3 and falls into the drying box body 1, meanwhile, a driving rotary unit 8 is started and controls the screening rotary drum 3 to rotate in the forward direction, the screening rotary drum 3 drives an output blade 5 fixed with the screening rotary drum to rotate in the forward direction, the output blade 5 rotates in the forward direction and abuts against the grains falling and blown up, so that the surface of the grains is fully contacted with a heat wave, and the surface of the grains is rapidly dried;

when the grains in the screening rotary drum 3 are gradually increased, the gas circuit at the air outlet screen 14 is closed, then the discharge gate valve 10 is opened, the gap equivalent feeding speed of the quantitative feeding assembly 7 is constant, the heat energy generated by the heat energy microwave transmitter 2 is constant, the air inlet power of the air blower 9 is constant, the quality of the dried grains blown out of the discharge gate valve 10 is constant, the discharge amount of the dried grains is generally the average gap equivalent feeding amount, and the drying device is in a dynamic drying state;

after the grain drying period is finished, the quantitative feeding assembly 7 is closed, the air blowing fan 9 is controlled to increase air blowing power, the screening rotary drum 3 is controlled to rotate reversely and drive the output blades 5 to rotate reversely, the output blades 5 rotate reversely to guide grain in the sunken channels, and the grain flows out of the discharging gate valve 10 in cooperation with air blowing;

when the grains flow out, the waste gate valve 12 is opened, so that the residual shriveled grains in the drying box body 1 are gathered by the gathering inclined plate 11 and flow out through the conduit, and then the shriveled grains are collected;

synthesize above-mentioned technical scheme, the utility model discloses on the basis of heating blast air, realized clearance equivalent material loading and the dry ejection of compact of real-time equivalent to realize the work of automatic high-efficient even dry cereal, intensity of labour is big when having solved the more cereal of traditional manual drying, and area is wider, problem that drying efficiency is low.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims (6)

1. A pulse microwave energy grain drying device comprises a drying box body (1), a heat energy microwave transmitter (2) and an air blower (9), wherein the heat energy microwave transmitter (2) is installed at the top end of the drying box body (1), the air blower (9) is arranged at the bottom end of the drying box body (1), the air blower (9) is communicated with the drying box body (1) through a guide pipe, the pulse microwave energy grain drying device is characterized in that a screening rotary drum (3) is rotationally arranged in the drying box body (1), screening arc nets (4) are symmetrically installed on the screening rotary drum (3), the screening rotary drum (3) is connected with the inner wall of the drying box body (1) through the screening arc nets (4), output blades (5) are installed on the inner wall of the screening rotary drum (3), hollow through pipes (6) are symmetrically sleeved at two ends of the screening rotary drum (3), the hollow pipes (6) are rotationally arranged at the center of the side wall of the drying box body (1) through bearings, quantitative feeding assemblies (7) are adapted to quantitative feeding assemblies (7), the quantitative feeding assemblies (7) are fixedly installed at one outer side of the drying box body (1), and two opposite ends of the hollow pipes (10) are connected with the screening rotary drum (6), and the back ends of the two hollow through pipes (6) are respectively communicated with the quantitative feeding component (7) and the discharging gate valve (10), and the screening rotary drum (3) is also matched with a driving rotary unit (8) for driving the rotary drum to rotate.

2. The pulsed microwave energy grain drying device according to claim 1, wherein the quantitative feeding assembly (7) comprises a support frame (701), the support frame (701) is fixedly connected with the drying box body (1), a quantitative power box (702) is fixedly installed in the support frame (701), an electric rotating rod (703) is rotatably arranged in the quantitative power box (702), an eccentric wheel (704) is fixedly sleeved at the outer end of the electric rotating rod (703), a rotating shaft (705) is fixedly arranged on the end face of the eccentric wheel (704), the rotating shaft (705) is far away from the central point of the eccentric wheel (704), a lifting sleeve rod (706) is rotatably sleeved at the outer end of the rotating shaft (705), a deflection ball (707) is fixedly arranged at the top end of the lifting sleeve rod (706) far away from the rotating shaft (705), a quantitative sliding plate (707) is clamped with the deflection ball (707), the deflection ball (707) is clamped with the quantification sliding plate (708), the quantitative sliding plate (708) is slidably arranged in the quantitative power box (702), a clamping groove adapted to the deflection ball (707) is arranged at one end of the quantitative power box (709), a discharge hole (702) is arranged at the top wall of the quantitative power box (710), and a discharge hole (710) is arranged at the discharge hole (710) and a discharge hole (710) is arranged at the top wall of the quantitative power box (710) And the other end of the discharge hole (710) is communicated with the hollow through pipe (6).

3. The grain drying device by using pulsed microwave energy as claimed in claim 2, wherein the driving rotation unit (8) is composed of a servo motor (801), a driving rotation rod (802), a driving gear (803) and a transmission gear sleeve (804), the servo motor (801) is fixedly arranged on the outer side of the drying box body (1), the driving gear (803) is fixedly sleeved on the outer end portion of the driving rotation rod (802), one end, far away from the driving gear (803), of the driving rotation rod (802) penetrates through the inner wall of the drying box body (1) to extend to the outside of the drying box body through rotation of a bearing and is fixedly connected with an output shaft of the servo motor (801), the transmission gear sleeve (804) is fixedly sleeved on one end portion of the screening drum (3), and the transmission gear sleeve (804) is meshed with the driving gear (803).

4. A pulsed microwave energy grain drying device according to claim 3, characterized in that the heat energy microwave transmitter (2) is arranged right above the screening drum (3), a wind pressure inlet nozzle plate (15) is arranged right below the screening drum (3), the wind pressure inlet nozzle plate (15) is fixedly arranged in the drying box body (1), the bottom end of the wind pressure inlet nozzle plate (15) is connected with a blast fan (9) through a pipeline, and the side wall of the drying box body (1) is provided with a gas outlet screen (14).

5. The pulsed microwave energy grain drying device according to claim 1, characterized in that a material gathering sloping plate (11) is further arranged in the drying box body (1), the material gathering sloping plate (11) is arranged at the bottom of the drying box body (1), the material gathering sloping plate (11) is arranged right below the screening drum (3), the material gathering sloping plate (11) is concave, a waste gate valve (12) is connected at the lowest point of the material gathering sloping plate (11) through a conduit, and the waste gate valve (12) is installed at the bottom end of the drying box body (1).

6. A pulsed microwave energy grain drying apparatus according to claim 3, characterized in that the output blades (5) are provided in plurality and the output blades (5) are distributed in an annular array centered on the central axis of the screening drum (3).

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