CN211503626U - Crop seed drying-machine - Google Patents

Abstract

The utility model relates to a crop seed drying machine, the stoving storehouse includes an outer net section of thick bamboo and an inner net section of thick bamboo of coaxial setting in the outer net section of thick bamboo, form the stoving district between outer net section of thick bamboo and the inner net section of thick bamboo, outer net section of thick bamboo top is equipped with the feed inlet, the bottom is equipped with the discharge opening, the top of inner net section of thick bamboo is the circular cone type, be covered with the bleeder vent on outer net section of thick bamboo and the inner net section of thick bamboo wall, the gas outlet of hot-blast system sets up in the inner net section of thick bamboo, seed conveying system includes band conveyer and bucket elevator, band conveyer sets up between the discharge opening of outer net section of thick bamboo and bucket elevator feed inlet, the discharge gate of bucket elevator communicates with outer net section of thick bamboo feed; the utility model greatly reduces the mechanical damage to the crop seeds; the inner mesh cylinder can freely lift to adjust the batch drying amount; the device adopts low-temperature drying, and the air vents between the inner net cylinder and the outer net cylinder are used for dredging hot air and taking away the moisture of crop seeds.

Description

Crop seed drying-machine

Technical Field

The utility model belongs to drying equipment, concretely relates to crops seed drying-machine.

Background

In recent years, under the support of national relevant policies, the grain drying industry is vigorously developed, but most products aim at grain drying, highlight the tonnage and drying speed of the bin capacity, the seed drying is completely different from the drying of edible grains, the damage rate required by the seed drying is low, the temperature cannot be too high, thereby improving the germination rate, so the prior flat-bed ventilation type dryer has little damage to the seeds and high germination rate, the seed production method is accepted by broad seed production farmers in the field of seed drying, the market is vigorously developed, however, although the flat bed type meets the germination rate of seeds, the automation level is lower, manual feeding and discharging are required, the efficiency is low and is very troublesome, and the flat bed dryer can not move, and seeds need to be dried in time when being harvested, and if the seeds are not dried in time, the seeds are easy to burn.

SUMMERY OF THE UTILITY MODEL

The utility model provides a prior art not enough and provide an automatic business turn over material, breakage rate low, do not hinder the bud, dry even crops seed drying-machine.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

the utility model provides a crops seed drying-machine, includes hot air system, stoving storehouse and seed conveying system, the stoving storehouse includes an outer net section of thick bamboo and the coaxial interior net section of thick bamboo that sets up in an outer net section of thick bamboo, form the stoving district between an outer net section of thick bamboo and the interior net section of thick bamboo, an outer net section of thick bamboo top is equipped with the feed inlet, the bottom is equipped with the discharge opening, the top of an interior net section of thick bamboo is the circular cone type, be covered with the bleeder vent on an outer net section of thick bamboo and the interior net section of thick bamboo wall, in the net section of thick bamboo including hot air system's air outlet setting, seed conveying system includes band conveyer and bucket elevator, band conveyer sets up between the discharge opening and the bucket elevator feed inlet of an outer net section of thick bamboo, bucket elevator's discharge. Adopt above-mentioned structure, form seed automatic cycle and seed automatic discharging system through bucket elevator and band conveyer that sets up outside the stoving storehouse, carry and promote the seed through band conveyer and bucket elevator, mechanical damage is little, the seed breakage rate is low, and through the bleeder vent on outer net section of thick bamboo and the interior net section of thick bamboo, let the hot-blast clearance between the stoving district seed that lets in the interior net section of thick bamboo pass through, see through from the outer net section of thick bamboo again, thereby take away the moisture in the seed, make the heat can not remain on the seed in a large number like this, prevent that the high temperature from causing the bud burning of seed.

Further, the hot air system comprises a burner, a heat exchanger and a hot air blower, wherein the burner is connected with the hot air blower through the heat exchanger, and the hot air blower is communicated with the inner mesh cylinder through a hot air pipe.

Furthermore, a hot air guide plate for guiding hot air upwards and downwards is arranged at an air outlet of the hot air system. Thereby avoiding hot air directly impacting opposite seeds to cause local overheating and uneven drying and bud injury.

Furthermore, the inner net barrel comprises an upper barrel and a lower barrel, the lower end of the upper barrel is sleeved at the upper end of the lower barrel to form a telescopic sleeve type structure which can be stretched up and down, one end of a steel wire rope is connected to the upper barrel, and the steel wire rope is installed on a rocker outside the outer net barrel through a pulley block.

Furthermore, the top of the inner net barrel upper barrel and the bottom of the lower barrel are both conical with the tips facing outwards, the middle of the inner net barrel upper barrel is cylindrical, and the outlet of the first discharge channel of the bucket elevator is arranged right above the axis of the inner net barrel upper barrel. Go up a section of thick bamboo top and can play the effect of guide for the seed that falls into the drying zone is even, and interior bobbin base portion is the circular cone type with outer net section of thick bamboo with the angle, makes the seed thickness of whole drying zone the same, thereby makes the even of drying.

Furthermore, the bucket elevator is also provided with a second discharge passage, and a movable baffle for controlling the opening and closing of the first discharge passage or the second discharge passage is arranged in a discharge hole of the bucket elevator. The second discharging channel is used as a channel for discharging dried seeds, can be connected with a vehicle or a storage bin through a pipeline, and controls the opening and closing of the first discharging channel or the second discharging channel through the movable baffle so as to adjust the opening and closing between a circulating state and a discharging state.

Furthermore, a dust removal opening is formed in a discharge opening of the bucket elevator, the dust removal opening is connected with a dust removal fan arranged outside the drying bin through a dust removal pipe, and therefore dust is discharged through a fan outlet, and dust raising is reduced.

Furthermore, the hot air system, the drying bin and the seed conveying system are all installed on the frame chassis, and walking wheels and lifting-adjustable supporting legs are arranged at the bottom of the frame chassis.

The device further comprises a control system, a temperature detector is arranged in the hot air pipe, a humidity and temperature detector is arranged in the drying area, sampling, crushing and measuring are not needed, the temperature detector, the humidity and temperature detector and the control system are electrically connected, so that the temperature of two positions and the humidity in the drying area are detected in real time, an early warning threshold value is set by the temperature detector in the hot air pipeline, when the early warning threshold value is exceeded, the control system can send out an over-temperature alarm to prevent the temperature detector in the drying bin from failing, the temperature detector in the drying bin is linked with the hot air system to control the temperature in the drying area to operate in a set interval, the seed drying condition is confirmed by monitoring the humidity in the drying area, and after the drying index is reached, the control device is stopped, so that full-automatic control over the seed drying process is realized, and the seed temperature and the wind temperature are ensured to, the machine automatically stops working after the moisture reaches the set value.

In conclusion, the device greatly reduces the mechanical damage to crop seeds; the inner mesh cylinder can freely lift to adjust the batch drying amount; the device adopts low-temperature drying, and the hot air is dredged through the air holes between the inner net cylinder and the outer net cylinder, so that the moisture of crop seeds is continuously taken away, and the drying purpose is achieved.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front view of the fixed type of the present invention;

fig. 3 is a front view of the movable type of the present invention;

FIG. 4 is a right side view of FIG. 3;

fig. 5 is a top view of fig. 3.

In the drawings: 1. the device comprises a burner, 2, a heat exchanger, 3, a hot air blower, 4, a hot air pipe, 5, a temperature detector, 6, a hot air guide plate, 7, an outer net barrel, 8, an inner net barrel, 9, a first discharge channel, 10, a second discharge channel, 11, a bucket elevator, 12, a belt conveyor, 13, supporting legs, 14, a discharge baffle, 15, an air cylinder, 16, traveling wheels, 17, a rack chassis, 18, a humidity and temperature detector, 19, a dust removal pipe, 20, a pulley block, 21, a steel wire rope, 22, a dust removal fan, 23 and a shaking handle.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in fig. 1-5, a crop seed dryer comprises a hot air system, a drying chamber, a seed conveying system and a control system, wherein the hot air system heats air by flame generated by a biomass burner 1 through a heat exchanger 2, and then clean hot air is conveyed to a hot air chamber of the drying chamber by a hot air blower 3 through a hot air pipe 4 for drying operation, and a hot air guide plate 6 is arranged at the tail part of the hot air pipe 4 and guides the hot air upwards and downwards, so that the phenomenon that the hot air directly impacts seeds to cause local overheating, uneven drying and bud injury is avoided; the drying bin is composed of an inner net barrel 8 and an outer net barrel 7, the inner net barrel 8 is connected with the hot air pipe 4, a drying area is formed between the inner net barrel 8 and the outer net barrel 7, the inner net barrel 8 comprises an upper barrel and a lower barrel, the lower end of the upper barrel is sleeved outside the upper end of the lower barrel to form a structure capable of extending and retracting up and down, the top of the upper barrel and the bottom of the lower barrel are both conical with the tips facing outwards, the middle part is cylindrical, one end of a steel wire rope is connected to the upper cylinder, the other end of the steel wire rope sequentially passes through a first fixed pulley in the middle of the outer net cylinder 7 and a second fixed pulley arranged on the outer wall of the outer net cylinder 6 and is arranged on a rocker outside the outer net cylinder 7, therefore, before drying, the height of the inner net barrel 8 can be adjusted according to the drying amount, the lower end of the outer net barrel 7 is conical and provided with a circular discharge hole matched with the inner net barrel 8, the discharge hole is provided with a discharge baffle 14, and the discharge baffle 14 is controlled to be opened and closed through an air cylinder 15 to realize discharging; the seed conveying system comprises a belt conveyor 12 and a bucket elevator 11. The belt conveyor 12 conveys crop seeds output from the discharge port to a feed port of the bucket elevator 11, the crop seeds are conveyed into a drying area of the drying bin through a first discharge passage 9 of the bucket elevator 11 to realize the operation of turning the seeds, after the drying is finished, the seeds are discharged from a second discharge passage 10 to realize the discharge through reversing a movable baffle plate at a discharge port of the bucket elevator 11, a dust removal port is arranged on the discharge port of the bucket elevator 11 and is connected with a dust removal fan 22 arranged outside the drying bin through a dust removal pipe 19, and dust in the discharge port is discharged to a corresponding filtering device through an outlet of the dust removal fan 22 to be filtered, so that the flying dust at the discharge port is prevented; the control system is connected with a temperature detector 5 arranged at the air inlet of the hot air pipe and a humidity and temperature detector 18 arranged in the drying area so as to detect the temperature of two positions and the humidity in the drying area in real time, the temperature detector in the hot air pipe sets an early warning threshold value, the control system can send out an over-temperature alarm when the early warning value is exceeded, the temperature detector in the drying bin is prevented from failing, the temperature detector in the drying bin is linked with the hot air system to control the temperature in the drying area, the seed drying condition is confirmed by monitoring the humidity in the drying area, the control equipment is shut down when the drying index is reached, thus the full-automatic control of the seed drying process is realized, the seed temperature and the wind temperature are ensured to run in the set range, the machine automatically stops working after the moisture reaches the set value, in the embodiment, the control of the circulation state of the seed conveying system is started at, and the control of the discharging state adopts that the bucket elevator 11, the belt conveyor 12 and the air cylinder 15 are started in sequence according to a set sequence by manual start to realize the discharging work.

As shown in fig. 3, the device further comprises a traveling system, so that the device is convenient to move and can be moved to the field for drying operation, and the traveling system comprises a frame chassis, traveling wheels 16 and supporting legs 13, wherein the traveling wheels 16 are installed on the frame chassis 17, and the supporting legs 13 can be adjusted in a lifting mode.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (10)

1. The utility model provides a crops seed drying-machine, includes hot air system, stoving storehouse and seed conveying system, its characterized in that: the drying bin comprises an outer net barrel and an inner net barrel coaxially arranged in the outer net barrel, a drying area is formed between the outer net barrel and the inner net barrel, a feed inlet is formed in the top of the outer net barrel, a discharge outlet is formed in the bottom of the outer net barrel, the top of the inner net barrel is conical, air holes are formed in the outer net barrel and the inner net barrel wall, an air outlet of a hot air system is arranged in the inner net barrel, the seed conveying system comprises a belt conveyor and a bucket elevator, the belt conveyor is arranged between the discharge outlet of the outer net barrel and the feed inlet of the bucket elevator, and a discharge outlet of the bucket elevator is communicated with the feed inlet of the outer net barrel through a first discharge channel.

2. The crop seed dryer of claim 1, wherein: the hot air system comprises a burner, a heat exchanger and an air heater, wherein the burner is connected with the air heater through the heat exchanger, and the air heater is communicated with the inner mesh barrel through a hot air pipe.

3. The crop seed dryer of claim 1, wherein: and a hot air guide plate for guiding hot air upwards and downwards is arranged at an air outlet of the hot air system.

4. The crop seed dryer of claim 1, wherein: the inner net barrel comprises an upper barrel and a lower barrel, the lower end of the upper barrel is sleeved at the upper end of the lower barrel to form a telescopic sleeve type structure which can be stretched up and down, one end of a steel wire rope is connected onto the upper barrel, and the steel wire rope is installed on a rocker outside the outer net barrel through a pulley block.

5. The crop seed dryer of claim 4, wherein: the top and the lower bottom of an inner mesh barrel upper barrel are both conical with the tip end facing the outside, and the middle part is cylindrical.

6. The crop seed dryer of claim 1, wherein: an outlet of a first discharging channel of the bucket elevator is arranged right above the axis of the upper cylinder of the inner net cylinder.

7. The crop seed dryer of claim 1, wherein: the bucket elevator is also provided with a second discharging channel, and a movable baffle for controlling the opening and closing of the first discharging channel or the second discharging channel is arranged in a discharging port of the bucket elevator.

8. The crop seed dryer of claim 1, wherein: and a dust removal opening is formed in a discharge opening of the bucket elevator, and the dust removal opening is connected with a dust removal fan arranged outside the drying bin through a dust removal pipe.

9. The crop seed dryer of claim 1, wherein: the hot air system, the drying bin and the seed conveying system are all installed on the rack chassis, and walking wheels and lifting-adjustable supporting legs are arranged at the bottom of the rack chassis.

10. The crop seed dryer of claim 2, wherein: the drying device is characterized by further comprising a control system, a temperature detecting instrument is arranged in the hot air pipe, a humidity and temperature detecting instrument is arranged in the drying area, and the temperature detecting instrument is connected with the control system.

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