CN211451755U - Seed coating back drying device - Google Patents

Abstract

The utility model discloses a seed coating after-drying device, which belongs to the technical field of crop seed production equipment and comprises a frame, a screw shaft, a driving unit, a drying material cylinder and an air blowing ring pipe, the drying material cylinder is vertically erected at the top of the frame, an inner cylinder is coaxially arranged in the middle of the drying material cylinder, the upper end and the lower end of the inner cylinder are opened, the inner cylinder is connected to the inner wall of the outer cylinder of the drying material cylinder through a plurality of second supporting rods on the outer wall, the driving unit drives the screw shaft to rotate in the inner cylinder to stir and lift the coated crop seeds, the air blowing ring pipe is arranged on the outer wall of the outer cylinder of the drying material cylinder, a plurality of nozzles are arranged inwards on the air blowing ring pipe, the nozzle extends into a blanking interlayer between the outer cylinder and the inner cylinder of the drying material cylinder, and the outer wall of the blowing ring pipe is provided with a mouthpiece connected with dry and clean air. The utility model discloses drying device behind the seed capsule, the crops seed after can high efficiency stoving capsule.

Description

Seed coating back drying device

Technical Field

The utility model relates to a crops seed production facility technical field especially relates to a seed coating back drying device.

Background

The seed coating of crops is to coat the seed coating agent containing various components such as insecticide, bactericide, compound fertilizer, trace elements, plant growth regulator, slow-release agent and film-forming agent on the surface of the seeds uniformly according to a certain proportion by adopting a mechanical or manual method to form a smooth and firm medicinal film. Along with the germination, emergence and growth of seeds, the effective components in the coating are gradually absorbed by the plant root system and are conducted to each part of the seedling plant, so that the seeds and the seedlings have the prevention and control effects on seed bacteria, soil bacteria and underground and overground pests. After the seeds coated with the seed coating agent are sowed, the seeds can rapidly absorb water and swell. With the gradual development of embryo in the seed and the continuous growth of seedling, the seed coating agent slowly releases various effective components contained in the seed coating agent, and the effective components are gradually absorbed into the body by the seedling of the seed, thereby achieving the purposes of preventing and treating plant diseases and insect pests in seedling stage, promoting growth and development and improving crop yield.

At present, in the seed coating process of the existing coating machine, a coating agent is generally sticky, and the coated seeds are wet and cannot be directly stored, and are generally stored after being naturally dried, otherwise, the seeds are wrapped into clusters, mildewed and the like to become poor-quality seeds, and the germination rate of the seeds after sowing is influenced. In the prior art, the moisture on the surface of the coated crop seeds is generally removed by natural airing, the airing time is long, the mechanization degree is low, the labor intensity is high, the farming season is often delayed, the crop seeds are lost, and the uniformly coated coating agent is lost.

Therefore, it is necessary to develop a seed coating drying apparatus in view of the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a seed coating after drying device, can high efficiency dry the crops seed behind the coating.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model relates to a seed coating after-drying device, including frame, screw axis, drive unit, stoving feed cylinder and the ring canal of blowing, the vertical erections of stoving feed cylinder are in the frame top, the coaxial inner tube that is provided with in the middle of the stoving feed cylinder, both ends opening about the inner tube, a plurality of second branches on the inner tube through the outer wall are connected to on the inner wall of stoving feed cylinder urceolus, the drive unit drive the screw axis is in the crops seed after the inner tube internal rotation stirring promotes the coating, the ring canal setting of blowing is in on the stoving feed cylinder urceolus outer wall, the ring canal of blowing inwards is provided with a plurality of nozzles, the nozzle is visited in the blanking intermediate layer between stoving feed cylinder and the inner tube, be provided with the interface tube of connecting dry clean air on the outer wall of the.

Furthermore, the drive unit includes gear motor, small belt pulley is installed to gear motor's output, small belt pulley passes through drive belt transmission and connects big belt pulley, big belt pulley sets up the bottom of screw axis.

Furthermore, bearing seats are arranged at two ends of the spiral shaft, the bearing seats at the bottom are arranged at the bottom of the outer cylinder of the drying material cylinder, and the bearing seats at the top are connected to the inner wall of the top of the outer cylinder of the drying material cylinder through a plurality of first supporting rods.

Furthermore, the top of the inner cylinder is provided with a flanging which is turned outwards, and the outer edge of the flanging extends outwards and downwards and is positioned at the top of the blanking interlayer.

Furthermore, the number of the air blowing circular pipes is at least one, and when more than two air blowing circular pipes are adopted, the air blowing circular pipes are horizontally arranged on the outer wall of the drying charging barrel in parallel at equal intervals.

Furthermore, the nozzles are all obliquely arranged towards one side.

Furthermore, a filter screen is arranged at the end part of the nozzle, and the filter screen is detachably and fixedly connected to the outer end part of the nozzle.

Further, the top bolted connection of stoving feed cylinder has the cover, the side edge part of closing to of cover installs through the hinge and observes the lid, it can upwards overturn and open to observe the lid, it is provided with the handle on the lid top surface to observe.

Further, an induced air pipe communicated with the inner cavity of the drying material cylinder is arranged at the upper part of the cylinder cover and communicated with a tail gas treatment system.

Compared with the prior art, the utility model discloses a beneficial technological effect:

the utility model relates to a seed coating back drying device, the spiral hoist mechanism who constitutes through inner tube and screw axis cooperation can be continuous promotes the material, with material circulation flow and fall in the blanking intermediate layer, through the setting of ring canal and the nozzle of blowing, be convenient for to fill into dry clean air in the blanking intermediate layer and weather the material that falls down fast. The utility model discloses a drying device behind seed capsule, the crops seed behind the stoving capsule that can high efficiency.

In addition, the bearing seat on the top is arranged in a supporting mode through the first support rod, so that the top end of the spiral shaft can be supported, and meanwhile, the crop seeds are not prevented from overflowing from the top of the inner cylinder. Through the setting of turn-ups, be convenient for when the crops seed spills over from the top of inner tube hang the blanking intermediate layer in the sky fall, be convenient for with dry clean air fully contacts, carries out effective drying. The air blowing ring pipes are arranged at equal intervals, so that the air output of the dry clean air can be increased; the nozzles are inclined towards one side, so that the dry clean air sprayed out of the nozzles forms clockwise or anticlockwise rotating whirlwind in the blanking interlayer, the contact speed with the crop seeds can be increased, and the drying efficiency is improved; through the filter screen of external threaded connection at the outer tip of nozzle, can prevent form the jam in getting into the nozzle when the crops seed whereabouts, convenient to detach maintains and changes simultaneously. Through the arrangement of the barrel cover and the observation cover, the crop seeds can be conveniently added, and impurities such as dust and the like can be prevented from entering the mixing barrel; through the setting of handle, be convenient for open and close the operation to observing the lid. Through the setting of induced duct, be convenient for connect tail gas processing system can in time handle the tail gas that produces in the drying process.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

FIG. 1 is a schematic view of a front sectional view of the drying device after coating seeds of the present invention;

FIG. 2 is a schematic view of a portion I of FIG. 1;

FIG. 3 is a schematic top sectional view of the drying device after coating seeds according to the present invention;

description of reference numerals: 1. a frame; 2. a reduction motor; 3. a screw shaft; 301. a bearing seat; 302. a first support bar; 4. drying the charging barrel; 401. an inner barrel; 4011. flanging; 402. a discharge port; 403. a second support bar; 5. a cylinder cover; 501. an observation cover; 6. a blowing ring pipe; 601. a nozzle; 602. filtering with a screen; 7. and an induced draft pipe.

Detailed Description

The utility model discloses a core provides a seed coating after drying device, can high efficiency dry the crops seed behind the coating.

In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings, fig. 1 is a schematic view of a front cross-sectional structure of the drying device after coating seeds according to the present invention; FIG. 2 is a schematic view of a portion I of FIG. 1; fig. 3 is a schematic view of the top cross-sectional structure of the post-coating drying device for seeds according to the present invention.

In one embodiment, as shown in fig. 1, a seed coating post-drying device comprises a frame 1, a screw shaft 3, a driving unit, a drying material cylinder 4 and a blowing ring pipe 6, wherein the drying material cylinder 4 is vertically erected at the top of the frame 1, an inner cylinder 401 is coaxially arranged in the middle of the drying material cylinder 4, the upper end and the lower end of the inner cylinder 401 are opened, the inner cylinder 401 is fixedly connected to the inner wall of the outer cylinder of the drying material cylinder 4 through a plurality of second support rods 403 on the outer wall, the driving unit is installed on the frame 1 and drives the screw shaft 3 to rotate in the inner cylinder 401 to stir and lift the coated crop seeds, the air blowing ring pipe 6 is installed on the outer wall of the outer cylinder of the drying cylinder 4, the air blowing ring pipe 6 is internally provided with a plurality of nozzles 601 which are uniformly distributed in the circumferential direction, the nozzles 601 stretch into a blanking interlayer between the outer cylinder of the drying cylinder 4 and the inner cylinder 401, and the outer wall of the air blowing ring pipe 6 is provided with a mouthpiece connected with a dry clean air source. The air source of the dry clean air can be composed of an air blower and dehumidification equipment.

The utility model discloses the seed capsule after-drying device during operation, the crops seed after the capsule that will need drying process adds stoving feed cylinder 4 from the top, starts behind this device drive unit drive screw axis 3 promotes the crops seed at the 401 internal rotation stirring of inner tube, the crops seed spills over from the inner tube 401 top and follows the blanking intermediate layer falls back to stoving feed cylinder 4 bottom and gets back to screw axis 3 bottom and is promoted by the stirring again, accomplishes the circulation of material. The mouthpiece of the blowing ring pipe 6 is connected with a dry clean air source and opens a corresponding control valve, and dry clean air is blown into the blanking interlayer through the nozzles 601 uniformly distributed on the circumference, and the dry clean air dries the crop seeds which continuously and circularly fall.

The spiral lifting mechanism formed by matching the inner barrel 401 with the spiral shaft 3 can continuously lift materials, the materials flow circularly and fall in the blanking interlayer, and the blowing ring pipe 6 and the nozzle 601 are arranged, so that dry clean air can be filled into the blanking interlayer to blow the falling materials quickly. The utility model discloses a drying device behind seed capsule, the crops seed behind the stoving capsule that can high efficiency.

In a specific embodiment of the utility model, as shown in fig. 1, the drive unit includes gear motor 2, and the belt lace wheel is installed to gear motor 2's output, and the belt lace wheel passes through drive belt and connects big belt pulley, and big belt pulley setting is in the bottom of screw axis 3. It is obvious that the drive unit may also be driven in other ways, such as hydraulic motor drive, gear transmission.

In a specific embodiment of the present invention, as shown in fig. 1, the two ends of the screw shaft 3 are provided with bearing seats 301, the bearing seats 301 at the bottom are installed at the bottom of the outer cylinder of the drying material cylinder 4, the bearing seats 301 at the top are installed through the first support rods 302 uniformly distributed on the plurality of circumferences, and the other ends of the first support rods 302 are connected to the inner wall at the top of the outer cylinder of the drying material cylinder 4.

The bearing housing 301 at the top is supported by the first support rod 302, so that the top of the screw shaft 3 can be supported without preventing the crop seeds from overflowing from the top of the inner cylinder 401.

In a specific embodiment of the present invention, as shown in fig. 1, the top of the inner tube 401 is provided with a turned-over edge 4011 that is turned over outwards, and the outer edge of the turned-over edge 4011 extends outwards and downwards and is located on the top of the blanking interlayer.

Through turn-ups 4011's setting, be convenient for when the crops seed spills over from the top of inner tube 401 hang in the blanking intermediate layer and fall, be convenient for with dry clean air fully contacts, carries out effective drying.

In a specific embodiment of the present invention, as shown in fig. 1, the number of the blowing pipes 6 is at least one, and when more than two blowing pipes 6 are specifically adopted, the blowing pipes 6 are arranged on the outer wall of the outer cylinder of the drying material cylinder 4 in parallel at equal intervals.

Specifically, as shown in fig. 2 and 3, the nozzles 601 are each provided to be inclined to one side.

Specifically, as shown in fig. 2 and 3, a filter screen 602 is provided at an end of the nozzle 601, and the filter screen 602 is connected to an outer end of the nozzle 601 by external threads.

The air outlet quantity of the dry clean air can be increased by arranging the two air blowing circular pipes 6 which are arranged at equal intervals; the nozzles 601 are inclined towards one side, so that the dry clean air sprayed out of the nozzles 601 forms clockwise or anticlockwise rotating whirlwind in the blanking interlayer, the contact speed with the crop seeds can be increased, and the drying efficiency is improved; the filter screen 602, which is connected to the outer end of the nozzle 601 through an external thread, can prevent the crop seeds from entering the nozzle 601 to form blockage when falling, and is convenient to detach for maintenance and replacement.

In a specific embodiment of the present invention, as shown in fig. 1, the top bolt of the drying material cylinder 4 is connected with a cylinder cover 5, the edge portion of the cylinder cover 5 is provided with an observation cover 501 through a hinge, the observation cover 501 can be turned upwards and opened, and the top surface of the observation cover 501 is provided with a handle.

Specifically, the upper part of the cylinder cover 5 is provided with an induced air pipe 7 communicated with the inner cavity of the drying cylinder 4, and the induced air pipe 7 is communicated with a tail gas treatment system. The tail gas treatment system specifically adopts a bag-type dust collector and an induced draft fan.

Through the arrangement of the barrel cover 5 and the observation cover 501, the crop seeds can be conveniently added, and impurities such as dust and the like can be prevented from entering the mixing barrel 4; by the arrangement of the handle 5011, opening and closing operations of the observation cap 501 are facilitated. Through the setting of induced duct 7, be convenient for connect tail gas processing system can in time handle the tail gas that produces in the drying process.

The utility model discloses drying device behind seed capsule, the spiral hoist mechanism who constitutes through inner tube 401 and 3 cooperations of screw axis can be continuous promotes the material, with material circulation flow and fall in the blanking intermediate layer, through the setting of ring canal 6 and nozzle 601 of blowing, be convenient for to fill into dry clean air in the blanking intermediate layer and weather the material that falls down fast. The utility model discloses a drying device behind seed capsule, the crops seed behind the stoving capsule that can high efficiency. In addition, the bearing housing 301 at the top is supported by the first support bar 302, so that the top end of the screw shaft 3 can be supported without preventing the crop seeds from overflowing from the top of the inner cylinder 401. Through turn-ups 4011's setting, be convenient for when the crops seed spills over from the top of inner tube 401 hang in the blanking intermediate layer and fall, be convenient for with dry clean air fully contacts, carries out effective drying. The air outlet quantity of the dry clean air can be increased by arranging the two air blowing circular pipes 6 which are arranged at equal intervals; the nozzles 601 are inclined towards one side, so that the dry clean air sprayed out of the nozzles 601 forms clockwise or anticlockwise rotating whirlwind in the blanking interlayer, the contact speed with the crop seeds can be increased, and the drying efficiency is improved; the filter screen 602, which is connected to the outer end of the nozzle 601 through an external thread, can prevent the crop seeds from entering the nozzle 601 to form blockage when falling, and is convenient to detach for maintenance and replacement. Through the arrangement of the barrel cover 5 and the observation cover 501, the crop seeds can be conveniently added, and impurities such as dust and the like can be prevented from entering the mixing barrel 4; by the arrangement of the handle 5011, opening and closing operations of the observation cap 501 are facilitated. Through the setting of induced duct 7, be convenient for connect tail gas processing system can in time handle the tail gas that produces in the drying process.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims (9)

1. The utility model provides a seed coating after drying device which characterized in that: the drying device comprises a rack (1), a screw shaft (3), a driving unit, a drying material cylinder (4) and an air blowing ring pipe (6), wherein the drying material cylinder (4) is vertically erected at the top of the rack (1), an inner cylinder (401) is coaxially arranged in the middle of the drying material cylinder (4), the upper end and the lower end of the inner cylinder (401) are open, the inner cylinder (401) is connected to the inner wall of the outer cylinder of the drying material cylinder (4) through a plurality of second supporting rods (403) on the outer wall, the driving unit drives the screw shaft (3) to rotate in the inner cylinder (401) to stir and lift crop seeds coated, the air blowing ring pipe (6) is arranged on the outer wall of the outer cylinder of the drying material cylinder (4), a plurality of nozzles (601) are inwards arranged in the air blowing ring pipe (6), the nozzles (601) extend into a blanking interlayer between the outer cylinder and the inner cylinder, the outer wall of the blowing ring pipe (6) is provided with a mouthpiece connected with dry and clean air.

2. The post-seed-coating drying apparatus of claim 1, wherein: the driving unit comprises a speed reducing motor (2), a small belt pulley is installed at the output end of the speed reducing motor (2), the small belt pulley is connected with a large belt pulley through a transmission belt, and the large belt pulley is arranged at the bottom of the spiral shaft (3).

3. The post-seed-coating drying apparatus of claim 2, wherein: both ends of screw axis (3) all are provided with bearing frame (301), and the bottom bearing frame (301) set up the bottom of stoving feed cylinder (4) urceolus, the top bearing frame (301) are connected through a plurality of first branch (302) on the top inner wall of stoving feed cylinder (4) urceolus.

4. The post-seed-coating drying apparatus of claim 1, wherein: the top of the inner cylinder (401) is provided with a turned-over edge (4011) which is turned over outwards, and the outer edge of the turned-over edge (4011) extends outwards and downwards and is located at the top of the blanking interlayer.

5. The post-seed-coating drying apparatus of claim 1, wherein: the number of the air blowing circular pipes (6) is at least one, and when more than two air blowing circular pipes (6) are adopted, the air blowing circular pipes (6) are horizontally arranged on the outer wall of the outer cylinder of the drying material cylinder (4) in parallel at equal intervals.

6. The post-seed-coating drying apparatus of claim 5, wherein: the nozzles (601) are all obliquely arranged towards one side.

7. The post-seed-coating drying apparatus of claim 6, wherein: the end part of the nozzle (601) is provided with a filter screen (602), and the filter screen (602) is detachably and fixedly connected to the outer end part of the nozzle (601).

8. The post-seed-coating drying apparatus of claim 1, wherein: the top bolted connection of stoving feed cylinder (4) has cover (5), the marginal portion that keeps close to of cover (5) installs through the hinge and observes lid (501), it can upwards overturn and open to observe lid (501), be provided with the handle on observing lid (501) top surface.

9. The post-seed-coating drying apparatus of claim 8, wherein: and an induced duct (7) communicated with the inner cavity of the drying material cylinder (4) is arranged at the upper part of the cylinder cover (5), and the induced duct (7) is communicated with a tail gas treatment system.

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