Grain drying equipment

Abstract

The utility model relates to the technical field of grain processing, in particular to grain drying equipment which comprises a drying cylinder arranged on a support, the drying cylinder is vertically arranged, a feeding port is formed in the top of the drying cylinder, a discharging port is formed in the bottom of the drying cylinder, and the bottom of the drying cylinder communicates with an air supply pipeline; the device further comprises a stirring structure arranged in the center of the drying barrel, a power air cylinder is arranged at the top of the drying barrel, the stirring structure is fixedly connected with the power air cylinder and moves up and down in the drying barrel, a material scattering groove is formed in the drying barrel, and a plurality of material scattering holes are formed in the peripheral side and the bottom of the material scattering groove. The scattering groove is communicated with the feeding port and rotates around the top of the drying cylinder. The grain drying device has the effects of reducing grain accumulation and improving the drying efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of grain processing, in particular to a grain drying equipment. BACKGROUND

[0002] Oats in grains is one of the world's recognized high nutritional value of coarse grains. Its high nutritional value, its fat content is 4 times that of rice, its body of 8 kinds of amino acids, vitamin E content is also higher than rice and white flour. Nutritionists found that oats is also an ideal food for preventing atherosclerosis, high blood pressure, coronary heart disease. It contains rich linoleic acid, accounting for 35% to 52% of all unsaturated fatty acids, has auxiliary curative effect on diabetes, fatty liver, constipation, edema, cardiovascular and cerebrovascular diseases, etc., and is beneficial to the middle-aged and old people to improve physical strength and prolong life.

[0003] Generally, a heat pump is used to dry oatmeal, and the drying process can be divided into preheating drying, constant temperature drying, temperature rising drying and the like. The dehumidification amount is set according to the properties of oatmeal. When the moisture content of the oatmeal to be dried reaches about 12%, the unit stops the dehumidification function, and the drying time is about 10 hours. At this time, the unit stops working to complete the drying. The full-automatic intelligent oatmeal drying system has the following characteristics: a total of nine drying stages, and the drying temperature, relative humidity and drying time of each stage can be accurately controlled.

[0004] In view of the related technology in the above, the inventor believes that there are the following defects: in the process of drying grains, generally, the hot air entering from the bottom is used to blow up the grains, so that the grains are dried under the circulation of hot air. However, when the amount of grains increases, due to the limited wind power of the hot air, part of the grains cannot be blown up, not only causing a large amount of grains to accumulate at the bottom of the drying cylinder, but also greatly affecting the drying efficiency. CONTENT OF THE INVENTION

[0005] In order to reduce the accumulation of grains and improve the drying efficiency, the present application provides a grain drying equipment.

[0006] The grain drying equipment provided by the present application adopts the following technical scheme:

[0007] A grain drying equipment, comprising a drying cylinder arranged on a support, wherein the drying cylinder is vertically arranged, a feeding port is arranged at the top of the drying cylinder, a discharging port is arranged at the bottom of the drying cylinder, and a gas supply pipeline is connected to the bottom of the drying cylinder; a stirring structure is arranged in the center of the drying cylinder, a power cylinder is arranged at the top of the drying cylinder, the stirring structure is fixedly connected with the power cylinder and moves up and down in the drying cylinder, a scattering groove is arranged in the drying cylinder, a plurality of scattering holes are arranged on the side and the bottom of the scattering groove, and the scattering groove is connected with the feeding port and rotates around the top of the drying cylinder.

[0008] By adopting the above technical scheme, the stirring structure is arranged in the drying cylinder and is stirred up and down under the action of the power cylinder, so that when the hot gas in the gas supply pipeline is blown in, the grains can be blown up, and the accumulation of the grains at the bottom of the drying cylinder is reduced. In addition, the arrangement of the material scattering groove can make the grains not all fall into the bottom of the drying cylinder at once when entering the drying cylinder, but first fall into the material scattering groove and then fall into the bottom of the drying cylinder through the material scattering holes. In addition, the material scattering groove can rotate around the top of the drying cylinder, and the material is dispersedly dropped into the bottom of the drying cylinder under the action of the eccentric force, and the distance between the grains is increased, so that the grains can be quickly dried under the action of the hot air. After the two are combined, the drying rate is accelerated, and the uniformity of the grain drying is improved.

[0009] Optionally, the stirring structure comprises a moving rod, a first fixed rod, a second fixed rod, a first gear, a second gear, a first connecting rod, a second connecting rod, a first stirrer and a second stirrer, the first fixed rod and the second fixed rod are horizontally arranged in the drying cylinder, one end of the first fixed rod is fixedly connected with the upper side wall of the drying cylinder, and the other end is rotatably connected with the center shaft of the first gear, one end of the second fixed rod is fixedly connected with the upper side wall of the drying cylinder, and the other end is rotatably connected with the center shaft of the second gear, the first gear and the second gear are arranged side by side and meshed with each other, the moving rod penetrates through the top surface of the drying cylinder and one end is fixedly connected with the power cylinder, one end of the first connecting rod and the second connecting rod is pin-connected with each other and movably connected with the other end of the moving rod, the other end of the first connecting rod is pin-connected with the surface of the first gear, one end of the first stirrer is fixedly connected with the other end of the first connecting rod and the other end extends into the bottom of the drying cylinder, the other end of the second connecting rod is pin-connected with the surface of the second gear, one end of the second stirrer is fixedly connected with the other end of the second connecting rod and the other end extends into the bottom of the drying cylinder, and the first stirrer and the second stirrer are crossed with each other.

[0010] By adopting the above technical scheme, in the drying cylinder, the moving rod moves up and down under the action of the power cylinder, the moving rod drives the first connecting rod and the second connecting rod to move up and down, and the included angle between the first connecting rod and the second connecting rod also expands and contracts, since the first connecting rod is pin-connected with the surface of the first gear, the second connecting rod is pin-connected with the surface of the second gear, the first gear and the second gear are meshed, and the first connecting rod and the second connecting rod move, the first gear and the second gear are simultaneously rotated in opposite directions or relative directions, at the same time, the first gear drives the first stirrer to stir, the second gear drives the second stirrer to stir, the first stirrer and the second stirrer are simultaneously crossed and stirred, the grains at the bottom of the drying cylinder are turned over, and the accumulation of the grains is reduced.

[0011] Optionally, the material scattering groove comprises a basin and a cylinder, the cylinder is vertically arranged in the center of the basin, the bottom of the cylinder is fixedly connected with the bottom surface of the basin, and the top of the cylinder is rotatably connected with the top surface of the drying cylinder; the edge of the basin is provided with a T-shaped fixing ring, the top surface of the drying cylinder is correspondingly provided with a T-shaped groove along the circumference of the drying cylinder, and the T-shaped fixing block is arranged in the T-shaped groove.

[0012] By adopting the above technical scheme, since the bottom of the cylinder is fixedly connected with the bottom surface of the basin, the top of the cylinder is rotatable along the top surface of the drying cylinder, and the T-shaped fixing block at the edge of the basin is arranged in the T-shaped groove, the fixation of the basin on the top surface of the drying cylinder is realized, when the cylinder rotates, the basin also rotates, the rotation of the basin along the top surface of the drying cylinder is realized, and the simultaneous rotation of the cylinder and the basin is further realized.

[0013] Optionally, a sleeve is sleeved on the moving rod, the sleeve is fixedly connected with the moving rod, and the sleeve penetrates the top surface of the drying cylinder; a spiral groove is arranged on the inner wall of the cylinder along the axial direction of the cylinder, and a sliding block is arranged on the side wall of the sleeve in correspondence with the spiral groove.

[0014] By adopting the above technical scheme, the sleeve is fixedly sleeved on the moving rod, and the sliding block is fixedly arranged on one side of the sleeve, when the sleeve moves up and down along with the moving rod, the sliding block also moves up and down, since the sliding block is arranged in the spiral groove, when the sliding block moves in the spiral groove, the cylinder is driven to rotate, and the cylinder further drives the basin to rotate, so that one power cylinder can drive the stirring structure to stir and simultaneously drive the basin to rotate.

[0015] Optionally, the basin slot gradually increases from bottom to top.

[0016] By adopting the above technical scheme, the side wall of the basin is arranged in an inclined structure, the material can slide to the bottom of the basin and also fall out of the material scattering hole arranged on the side wall of the basin, not only the material accumulation at the bottom of the basin is reduced, but also the dispersion degree of the material scattering is increased, and the material is better dried.

[0017] Optionally, the first stirrer and the second stirrer each comprise a stirring rod and a stirring head, one end of the stirring rod is fixedly connected with the first connecting rod or the second connecting rod, and the other end is threadedly connected with the stirring head.

[0018] By adopting the above technical scheme, the stirring head and the stirring rod are detachably connected, which is convenient for replacement or maintenance and saves raw materials.

[0019] Optionally, the stirring head is in a hollow triangular structure.

[0020] By adopting the above technical scheme, the stirring head is arranged in a hollow triangular structure, not only the local structure of the stirring head is increased, the stirring effect is better, the weight of the stirring head is reduced, time and labor are saved, and raw materials are saved.

[0021] In summary, the present application includes at least one of the following beneficial technical effects:

[0022] 1. By setting the stirring structure in the drying cylinder, the stirring structure is stirred up and down under the action of the power cylinder, reducing the accumulation of grains at the bottom of the drying cylinder. The setting of the material distribution chute realizes the dispersion of the material under the action of the eccentric force and falls into the bottom of the drying cylinder, which not only speeds up the drying rate, but also improves the uniformity of grain drying.

[0023] 2. By the power cylinder, the moving rod moves up and down, driving the first connecting rod and the second connecting rod to move up and down, and the included angle between the first connecting rod and the second connecting rod also expands and contracts. The first connecting rod and the second connecting rod drive the first gear and the second gear to rotate in opposite directions or opposite directions at the same time, and at the same time, the first gear drives the first stirrer to stir, and the second gear drives the second stirrer to stir. The first stirrer and the second stirrer cross stir at the same time, realize the turning of the grains at the bottom of the drying cylinder, thereby reducing the accumulation of grains.

[0024] 3. By placing the T-shaped fixed block at the edge of the basin in the T-shaped groove, the basin is fixed on the top surface of the drying cylinder. When the cylinder rotates, the basin also rotates, realizing the rotation of the basin along the top surface of the drying cylinder, and further realizing the simultaneous rotation of the cylinder and the basin. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a structural schematic diagram of a grain drying equipment.

[0026] Figure 2 It is a sectional view of the material distribution chute in the present application.

[0027] Figure 3 It is an enlarged schematic diagram of part A in the present application. Figure 2

[0028] Explanation of reference signs: 1, drying cylinder; 11, cover body; 12, feeding port; 13, discharging port; 14, air supply pipeline; 15, T-shaped groove; 2, stirring structure; 21, moving rod; 22, first fixed rod; 23, second fixed rod; 24, first gear; 25, second gear; 26, first connecting rod; 261, bending part; 262, protruding part; 27, second connecting rod; 28, first stirrer; 281, stirring rod; 282, stirring head; 29, second stirrer; 3, power cylinder; 4, material distribution chute; 41, basin; 411, material distribution hole; 412, T-shaped fixed ring; 42, cylinder; 421, spiral groove; 5, sleeve; 51, sliding block; 6, support. DETAILED DESCRIPTION

[0029] The following will be combined with the Figures 1-3 ​The application is further described in detail.

[0030] The application discloses a grain drying equipment. Figure 1 The grain drying equipment comprises a drying cylinder 1 arranged on a support 6, wherein the drying cylinder 1 is vertically arranged, a cover body 11 is arranged at the top of the drying cylinder 1, the cover body 11 is integrally formed with the drying cylinder 1 or is fixedly connected with the drying cylinder 1 through a bolt assembly, an inlet 12 is arranged on the cover body 11, an outlet 13 is arranged at the bottom of the drying cylinder 1, and a gas supply pipeline 14 is communicated with the bottom of the drying cylinder 1. Generally, hot gas is introduced into the gas supply pipeline 14, materials enter from the inlet 12, and are blown and dried by the hot gas and then discharged from the outlet 13.

[0031] The grain drying equipment further comprises a stirring structure 2 arranged in the center of the drying cylinder 1, a power cylinder 3 is fixedly arranged on the cover body 11 at the top of the drying cylinder 1, the stirring structure is fixedly connected with the power cylinder 3, and under the action of the power cylinder 3, the stirring structure moves up and down in the drying cylinder 1 to realize the turning of the materials. In order to make the materials scattered and fall, a scattering groove 4 is arranged in the drying cylinder 1, a plurality of scattering holes 411 are arranged on the side and the bottom of the scattering groove 4, the scattering groove 4 is communicated with the inlet 12 and rotates around the top of the drying cylinder 1, and through the rotation, the materials falling into the scattering groove 4 quickly and uniformly fall into the drying cylinder 1.

[0032] Refer to Figure 1 and Figure 2 The stirring structure comprises a moving rod 21, a first fixed rod 22, a second fixed rod 23, a first gear 24, a second gear 25, a first connecting rod 26, a second connecting rod 27, a first stirrer 28 and a second stirrer 29, the first fixed rod 22 and the second fixed rod 23 are horizontally arranged in the drying cylinder 1, one end of the first fixed rod 22 is fixedly connected with the upper side wall of the drying cylinder 1, the other end is rotationally connected with the central shaft of the first gear 24, one end of the second fixed rod 23 is fixedly connected with the upper side wall of the drying cylinder 1, the other end is rotationally connected with the central shaft of the second gear 25, and the first gear 24 and the second gear 25 are arranged side by side and are in meshing connection with each other. The moving rod 21 is vertically arranged below the scattering groove 4 and penetrates through the top surface of the drying cylinder 1, and one end of the moving rod 21 close to the power cylinder 3 is fixedly connected with the piston rod of the power cylinder 3.

[0033] The first connecting rod 26 and the second connecting rod 27 are both provided with a bent portion 261 at one end away from the moving rod 21, and the first connecting rod 26 and the second connecting rod 27 are pin-connected to each other at one end close to the moving rod 21 and movably connected to the end of the moving rod 21 away from the piston rod. The bent portion 261 of the first connecting rod 26 is further provided with a protruding portion 262, the protruding portion 262 is pin-connected to one side of the outer edge of the surface of the first gear 24, one end of the first stirrer 28 is fixedly connected to the bent portion 261 of the first connecting rod 26, and the other end extends into the bottom of the drying cylinder 1. The bent portion 261 of the second connecting rod 27 is also provided with a protruding portion 262, the protruding portion 262 is pin-connected to one side of the outer edge of the surface of the second gear 25, one end of the second stirrer 29 is fixedly connected to the bent portion 261 of the second connecting rod 27, and the other end extends into the bottom of the drying cylinder 1. The first stirrer 28 and the second stirrer 29 are stacked and crossed with each other.

[0034] The first stirrer 28 and the second stirrer 29 both include a stirring rod 281 and a stirring head 282, one end of the stirring rod 281 is fixedly connected to the first connecting rod 26 or the second connecting rod 27, and the other end is threadedly connected to the stirring head 282. In order to increase the stirring area and save raw materials, the stirring head 282 has a hollow triangular structure.

[0035] Referring to Figure 1 and Figure 2 , the material scattering groove 4 includes a basin body 41 and a cylinder 42, the cylinder 42 is vertically arranged in the center of the basin body 41, the bottom of the cylinder 42 is integrally formed with the bottom surface of the basin body 41, the top of the cylinder 42 is movably connected to the top surface of the drying cylinder 1, or the top of the cylinder 42 abuts against the top surface of the drying cylinder 1, and the cylinder 42 rotates relative to the top surface of the drying cylinder 1. The moving rod 21 is arranged in the cylinder 42, and the pin-connected portions of the first connecting rod 26 and the second connecting rod 27 are also arranged in the cylinder 42. The edge of the basin body 41 is provided with a “T”-shaped fixing ring 412, and a “T”-shaped groove 15 is formed in the top surface of the cover 11 of the drying cylinder 1 along the circumferential direction of the cover 11, and a “T”-shaped fixing block is arranged in the “T”-shaped groove 15, so that the basin body 41 is fixed on the top of the drying cylinder 1 and can rotate. In order to make the material scattering more smooth, the notch of the basin body 41 gradually increases from bottom to top.

[0036] Referring to Figure 2 and Figure 3 , a sleeve 5 is sleeved on the moving rod 21, the sleeve 5 is fixedly connected to the moving rod 21 and penetrates the top surface of the drying cylinder 1; a spiral groove 421 is formed in the inner wall of the cylinder 42 along the axial direction of the cylinder 42, a sliding block 51 is arranged on the side wall of the sleeve 5, the sliding block 51 is arranged in the spiral groove 421, and when the sleeve 5 moves up and down, the sliding block 51 drives the cylinder 42 to rotate, and the cylinder 42 further drives the basin body 41 to rotate.

[0037] The above are all preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A grain drying device, comprising a drying cylinder (1) mounted on a support (6), the drying cylinder (1) being vertically arranged, an inlet (12) being provided at the top of the drying cylinder (1), an outlet (13) being provided at the bottom of the drying cylinder (1), and an air supply pipe (14) being connected to the bottom of the drying cylinder (1), characterized in that: Also include the stirring structure (2) arranged in the drying cylinder (1) center, the drying cylinder (1) top is equipped with power cylinder (3), the stirring structure (2) is fixedly connected with power cylinder (3), and moves up and down in the drying cylinder (1), the drying cylinder (1) is provided with the scattering trough (4), the scattering trough (4) side and bottom are equipped with a plurality of scattering holes (411), the scattering trough (4) is communicated with inlet (12) and surrounds the drying cylinder (1) top rotation.

2. A grain drying apparatus as claimed in claim 1, wherein: The stirring structure (2) includes moving rod (21), first fixed rod (22), second fixed rod (23), first gear (24), second gear (25), first connecting rod (26), second connecting rod (27), first stirrer (28) and second stirrer (29), the first fixed rod (22) and second fixed rod (23) are horizontally arranged in the drying cylinder (1), one end of the first fixed rod (22) is fixedly connected with the upper side wall of the drying cylinder (1), the other end is rotatably connected with the central shaft of the first gear (24), one end of the second fixed rod (23) is fixedly connected with the upper side wall of the drying cylinder (1), the other end is rotatably connected with the central shaft of the second gear (25); the first gear (24) and the second gear (25) are arranged side by side and meshed with each other; the moving rod (21) penetrates the top surface of the drying cylinder (1) and one end is fixedly connected with the power cylinder (3); one end of the first connecting rod (26) and the second connecting rod (27) is pin-connected with each other, and the other end is movably connected with the other end of the moving rod (21); the other end of the first connecting rod (26) is pin-connected with the surface of the first gear (24), one end of the first stirrer (28) is fixedly connected with the other end of the first connecting rod (26), and the other end extends into the bottom of the drying cylinder (1); the other end of the second connecting rod (27) is pin-connected with the surface of the second gear (25), one end of the second stirrer (29) is fixedly connected with the other end of the second connecting rod (27), and the other end extends into the bottom of the drying cylinder (1); the first stirrer (28) and the second stirrer (29) are crossed with each other.

3. A grain drying apparatus as claimed in claim 2, wherein: The scattering trough (4) includes a basin body (41) and a cylinder (42), the cylinder (42) is vertically arranged in the center of the basin body (41), and the bottom of the cylinder (42) is fixedly connected with the bottom surface of the basin body (41), and the top of the cylinder (42) is rotatably connected with the top surface of the drying cylinder (1); the edge of the basin body (41) is provided with a "T" type fixing ring (412), and the top surface of the drying cylinder (1) is correspondingly provided with a "T" type groove (15) along the circumference of the drying cylinder (1), and the "T" type fixing block is arranged in the "T" type groove (15).

4. A grain drying apparatus as claimed in claim 3, wherein: A sleeve (5) is sleeved on the moving rod (21), the sleeve (5) is fixedly connected with the moving rod (21), and the sleeve (5) penetrates the top surface of the drying cylinder (1); a helical groove (421) is formed in the inner wall of the cylinder (42) along the axial direction of the cylinder (42), and a sliding block (51) is arranged on the side wall of the sleeve (5), and the sliding block (51) is arranged in the helical groove (421).

5. A grain drying apparatus as claimed in claim 3, wherein: The basin body (41) is gradually increased from bottom to top.

6. A grain drying apparatus as claimed in claim 2, wherein: The first stirrer (28) and the second stirrer (29) each comprise a stirring rod (281) and a stirring head (282), one end of the stirring rod (281) is fixedly connected with the first connecting rod (26) or the second connecting rod (27), and the other end is threadedly connected with the stirring head (282).

7. A grain drying apparatus as claimed in claim 6, wherein: The stirring head (282) is in a cavity triangular structure.

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