CN117232243A - Agricultural seed drying dust remover - Google Patents
Agricultural seed drying dust remover Download PDFInfo
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- CN117232243A CN117232243A CN202311259546.4A CN202311259546A CN117232243A CN 117232243 A CN117232243 A CN 117232243A CN 202311259546 A CN202311259546 A CN 202311259546A CN 117232243 A CN117232243 A CN 117232243A
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Abstract
The invention relates to the technical field of agricultural machinery, and discloses an agricultural seed drying dust remover, which comprises a drying mechanism, a material sieving mechanism and a dust removing mechanism, wherein the drying mechanism repeatedly dries and heats seeds passing through the drying mechanism for a plurality of times through a plurality of inclined plates with heating wires; two screening cavities are separated in the screening mechanism, so that impurity removal and dust removal of seeds can be alternately realized, and meanwhile, the first screen and the second screen in the screening cavities can be used for fully screening and filtering the seeds; the dust removing mechanism can collect the gas with dust particles flowing out of the drying mechanism and the material sieving mechanism at the same time, so that the gas is prevented from directly entering the atmosphere and polluting the environment.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to an agricultural seed drying dust remover.
Background
After the crops are harvested, people can collect and air the fruits of the crops, reduce the content of free water in the fruits, prevent the fruits from mildewing or sprouting when the fruits are stored in a warehouse, piled and deposited, and then select a part of fruits with higher quality as seeds for sowing in the next season. Along with the gradual mechanization of agriculture, people gradually give up the time and labor consuming means of directly sun-drying harvested fruits or drying the harvested fruits by using manual means, and uniformly adopt a dryer to dry the harvested fruits, so that the free water content in the fruits is reduced, and the storage time of seeds is prolonged.
At the same time, a great amount of dust, soil and other impurities are attached to crop seeds during harvesting, so that the seeds are prevented from being damped due to the impurities in order to improve the quality of the seeds, and the impurities are required to be separated from the seeds before the seeds are stored or are subjected to primary processing.
The existing seed dryer still has the problem that seeds in local corners cannot be well dried, so that the drying effect is poor, dust and impurities in the seeds cannot be effectively removed at the same time by the existing dryer device, the multifunctional requirements of users on the seed dryer cannot be met, and the efficiency of seed warehouse-in cannot be effectively improved.
Therefore, it is necessary to design an agricultural seed drying and dust removing machine, which not only can enable seeds to be uniformly dried and improve drying efficiency, but also can effectively remove dust and impurities from the seeds before and during storage, and avoid the condition of mildew and deterioration of the seeds.
Disclosure of Invention
In view of the above, the invention provides an agricultural seed drying and dust removing machine, which has the following specific technical scheme:
an agricultural seed drying dust remover, comprising:
the drying mechanism comprises a drying box body, a first lifting device connected with a feed inlet of the drying box body is arranged on the outer side of the drying box body, a plurality of inclined plates which incline downwards are respectively hung on two opposite inner walls of the drying box body, the inclined plates are distributed in a staggered manner, a passage for seeds to pass through is formed between the cantilever ends of the inclined plates and the inner walls of the corresponding drying box body, heating wires are distributed in the inclined plates, the two inclined plates which are positioned at the uppermost part and the lowermost part of the drying box body are connected to the inner walls of the drying box body below the feed inlet of the drying box body, and the cantilever ends of the inclined plates at the lowermost part are lapped at the bottom of the feed outlet of the drying box body; a plurality of jet heads extending into the drying box body and with upward openings are arranged on the side wall of the drying box body, and a first air outlet is arranged at the top of the drying box body;
the screening mechanism comprises a screening box body positioned at one side of a discharge hole of the drying mechanism, a feed inlet is arranged in the middle of the top end of the screening box body, and the feed inlet is connected with the discharge hole of the drying box body through a second lifting device; a movable guide plate is arranged below a feed inlet of the screening box body, a partition plate fixedly connected with the inner wall of the screening box body is arranged below the movable guide plate, the partition plate divides the middle cavity of the screening box body into two screening cavities which are arranged in parallel, and the movable guide plate adjusts the descending and lifting of the two end parts of the movable guide plate through a guide plate driving assembly so that the feed inlet of the screening box body is communicated with one screening cavity which corresponds to the feed inlet of the screening box body, and is simultaneously closed with the other screening cavity; the middle of the whole lower parts of the two screening cavities is provided with an inverted conical dust discharging port, two sides of the two screening cavities are provided with seed discharging ports, the lower parts of the dust discharging ports are connected with a dust collecting box, and the lower parts of the seed discharging ports are connected with a seed collecting box; each screening cavity is internally provided with a screening component, each screening component comprises a first screen and a second screen from top to bottom, and the meshes of the first screen are larger than those of the second screen; one end of the first screen is connected with the inner wall of the screening box body, and the other end of the first screen is connected with the corresponding side wall of the separation plate through a first vibrating motor; the lower end of the second screen is connected with the outer edge of the upper port of the dust exhaust port, and the other higher end of the second screen is connected with the corresponding side wall of the separation plate through a second vibrating motor; a striker plate is hinged below one end, connected with the inner wall of the screening box body, of the first screen, the lower end of the striker plate can be abutted against the outer edge of the upper port of the dust discharge port, and a first electric telescopic rod for controlling the opening and closing actions of the striker plate is arranged on the inner wall of the screening box body; a second air outlet is arranged at the top of the screening box body;
the dust removing mechanism is arranged outside the same side of the drying mechanism and the sieving mechanism, the first air outlet is connected with an air inlet pipe of the dust removing mechanism through a first pipeline, the second air outlet is connected with the air inlet pipe of the dust removing mechanism through a second pipeline, and an induced draft fan is arranged at the air inlet pipe of the dust removing mechanism.
Preferably, the first lifting device comprises a first lifting machine which is vertically arranged, the lower end of the first lifting machine is connected with a feed hopper, and the upper end of the first lifting machine is connected with a feed inlet of the drying box body; the second lifting device comprises a second lifting machine which is vertically arranged, the lower end of the second lifting machine is connected with the discharge port of the drying box body, and the upper end of the second lifting machine is connected with the feed port of the screening mechanism; and the outer peripheral surfaces of the first lifting machine and the second lifting machine are respectively provided with a heating layer.
Preferably, the first pipeline and the second pipeline are also provided with heating layers on the outer peripheral surfaces.
Preferably, a bar hole is axially formed in the movable guide plate, the bar hole is connected with a pivot shaft fixedly arranged on the inner wall of the screening box body in a matched manner, the pivot shaft is parallel to the transverse extending direction of the partition plate, two sides of the movable guide plate are respectively connected with a winch drum fixedly arranged on the top of the screening box body through a pull rope passing through a corresponding through hole in the top of the screening box body, one of the winch drums is driven to wind and unwind the other pull rope by rotation of the winch drum, so that the movable guide plate swings along the pivot shaft, and a feed inlet of the screening box body is communicated with a corresponding screening cavity and is simultaneously closed with the other screening cavity.
Preferably, a feed inlet at the top end of the screening mechanism is of an inverted cone structure, and a transition inclined guide plate for limiting the lifting end of the movable guide plate is arranged at the opposite positions of two sides below the feed inlet.
Preferably, a screw mechanism is mounted on the inner wall of the screening box above the first screen, a support frame is hinged to the upper surface of a screw nut of the screw mechanism, the support frame is controlled by a second electric telescopic rod which is also fixed on the screw nut, a support bar which is in the same direction as the pivot shaft extends from the support frame, and a plurality of seed stirring bars are axially arranged and fixed on the lower surface of the support bar.
Preferably, a impurity removing gate is mounted on the screening box above the first screen, and the impurity removing gate is connected with a driving mechanism mounted on the outer wall of the screening box.
Preferably, the dust removing mechanism is a bag-type dust remover.
Preferably, a plurality of the air jet heads are connected with a high-pressure air source positioned outside the drying box body through an air pipe.
Preferably, the mesh of the first screen is larger than the particle size of the seeds so as to filter out massive impurities in the seeds; the mesh of the second screen is smaller than the particle size of the seeds, so as to filter out fine dust in the seeds.
By adopting the technical scheme, the invention has the following beneficial effects:
(1) According to the drying mechanism, the seeds passing through the drying mechanism are repeatedly dried and heated through the plurality of inclined plates with the heating wires, the plurality of air jet heads which extend into the drying box body and are upward in openings are arranged on the side wall of the drying box body, and the sprayed air can bring out high-temperature air mixed with certain impurities in the drying box body on one hand, so that a preliminary dust removing effect is achieved, and on the other hand, the seeds on the inclined plates can be stirred in an auxiliary mode, and the drying efficiency of the drying mechanism is improved.
(2) According to the invention, the heating layers are arranged on the outer peripheral surfaces of the first lifter and the second lifter, so that the passing seeds can be sufficiently dried, and no dead angle is left.
(3) According to the invention, the heating layer is also arranged on the outer peripheral surfaces of the drying box body and the pipelines (namely the first pipeline and the second pipeline) connected with the dust removing mechanism, so that the air holes of the filter cloth are not blocked by the air entering the bag-type dust remover due to overlarge humidity.
(4) The two screening cavities are separated in the screening mechanism, so that the impurity removal and dust removal of seeds can be alternately realized, and the situation that the seeds cannot work normally due to excessive blanking and seed accumulation can be avoided.
(5) The seeds that get into sieve material chamber fall first on the screen cloth, through the vibration of first screen cloth, massive impurity can be blocked on first screen cloth, simultaneously lead screw mechanism can drive a plurality of seeds on the support bar and turn over the stirring strip and constantly perturb the seed on the first screen cloth, turn over the seed, make the screen that the seed can be more quick fall to the second screen cloth on, the vibration of rethread second screen cloth makes tiny dust in the seed fall into the dust collection box along the dust discharge mouth, open the striker plate at last, the seed on the second screen cloth just falls into to the seed collection box along the seed discharge mouth under the effect of gravity.
(6) The dust removing mechanism can collect the gas with dust particles flowing out of the drying mechanism and the material sieving mechanism at the same time, and prevent the gas from directly entering the atmosphere to pollute the environment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only embodiments of the present invention, and other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the overall structure of an agricultural seed drying and dust removing machine according to the present invention.
Fig. 2 is a schematic diagram of the whole structure of an agricultural seed drying and dust removing machine according to the present invention.
Fig. 3 is an internal structure view of an agricultural seed drying and dust removing machine according to the present invention.
FIG. 4 is a cross-sectional view of an agricultural seed drying and dust removing machine according to the present invention.
FIG. 5 is a second cross-sectional view of an agricultural seed drying and dust removing machine according to the present invention.
Fig. 6 is an internal schematic view of the dust removing mechanism in the present invention.
In the figure: the device comprises a 1-drying box body, a 2-inclined plate, a 3-jet head, a 4-first air outlet, a 5-screening box body, a 6-movable guide plate, a 7-division plate, an 8-screening cavity, a 9-dust discharge port, a 10-seed discharge port, a 11-dust collection box, a 12-seed collection box, a 13-first screen, a 14-second screen, a 15-first vibration motor, a 16-second vibration motor, a 17-baffle plate, a 18-first electric telescopic rod, a 19-second air outlet, a 20-first pipeline, a 21-second pipeline, a 22-first lifting machine, a 23-feeding hopper, a 24-second lifting machine, a 25-heating layer, a 26-strip hole, a 27-pivoted shaft, a 28-stay cord, a 29-winding drum, a 30-transition inclined guide plate, a 31-lead screw mechanism, a 32-second electric telescopic rod, a 33-support bar, a 34-seed stirring bar, a 35-impurity removal material door and a 36-bag type dust remover.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Examples:
as shown in figures 1-5, the agricultural seed drying and dedusting machine comprises a drying mechanism, a screening mechanism and a dedusting mechanism.
The drying mechanism comprises a drying box body 1, a first lifting device connected with a feed inlet of the drying box body 1 is arranged on the outer side of the drying box body 1, and specifically, the first lifting device comprises a first lifting machine 22 which is vertically arranged, the lower end of the first lifting machine 22 is connected with a feed hopper 23, and the upper end of the first lifting machine is connected with the feed inlet of the drying box body 1.
Two opposite inner walls of the drying box body 1 are respectively suspended with a plurality of inclined plates 2 which incline downwards, the inclined plates 2 positioned on the two inner walls are distributed in a staggered way, and a passage for seeds to pass through is formed between the cantilever end of the inclined plate 2 and the inner wall of the corresponding drying box body, namely, the seeds flow downwards in the drying box body 1 in a reciprocating way. The heating wires are distributed in the inclined plates 2, seeds passing through the inclined plates are dried, the uppermost inclined plate 2 and the lowermost inclined plate 2 of the drying box body 1 are connected to the inner wall of the drying box body below the feeding hole of the drying box body, the cantilever ends of the lowermost inclined plate 2 are lapped at the bottom of the discharging hole of the drying box body 1, and the seeds after full drying finally flow out from the discharging hole of the drying box body 1 along the lowermost inclined plate 2.
A plurality of jet heads 3 extending into the drying box body 1 and provided with upward openings are arranged on the side wall of the drying box body 1, and a first air outlet 4 is arranged at the top of the drying box body 1. The plurality of air jet heads 3 are connected with a high-pressure air source positioned outside the drying box body 1 through an air pipe.
According to the invention, the high-pressure air source is utilized to jet air into the drying box body 1, so that high-temperature and humid air generated in the drying box body 1 can be rapidly discharged, and meanwhile, the jetted air can also disturb seeds in the drying box body 1, so that the drying efficiency is improved.
The material screening mechanism comprises a material screening box body 5 positioned at one side of a discharge hole of the drying mechanism, a material inlet is formed in the middle of the top end of the material screening box body 5, and the material inlet is connected with the discharge hole of the drying box body 1 through a second material lifting device.
Specifically, the second lifting device comprises a second lifting machine 24 which is vertically arranged, the lower end of the second lifting machine 24 is connected with a discharge hole of the drying box body 1, and the upper end of the second lifting machine is connected with a feed inlet of the screening mechanism.
Furthermore, the invention also arranges the heating layer 25 on the outer peripheral surfaces of the first lifter 22 and the second lifter 24, so that seeds can be heated when passing through the lifters, and dead-angle-free drying of the seeds is ensured.
The lower part of the feed inlet of the screening box body 5 is provided with a movable guide plate 6, the lower part of the movable guide plate 6 is provided with a partition plate 7 fixedly connected with the inner wall of the screening box body 5, the middle cavity of the screening box body 5 is divided into two screening cavities 8 which are arranged in parallel by the partition plate 7, the movable guide plate 6 adjusts the descending and lifting of the two end parts of the screening box body 5 through a guide plate driving assembly, so that the feed inlet of the screening box body 5 is communicated with one of the corresponding screening cavities 8, and the screening box body is simultaneously closed with the other screening cavity 8.
Specifically, a bar-shaped hole 26 is axially formed in the movable guide plate 6, the bar-shaped hole 26 is matched and connected with a pivot shaft 27 fixedly arranged on the inner wall of the screening box body 5, the pivot shaft 27 is parallel to the transverse extending direction of the partition plate 7, two sides of the movable guide plate 6 are respectively connected with a winding drum 29 fixedly arranged on the top of the screening box body 5 through a pull rope 28 penetrating through a corresponding through hole in the top of the screening box body 5, one pull rope 28 is driven to wind and unwind by the winding drum 29, so that the movable guide plate 6 swings along the pivot shaft 27, a feed inlet of the screening box body 5 is communicated with a corresponding screening cavity 8, and meanwhile, the winding drum 29 is closed with another screening cavity 8.
Further, the feed inlet at the top end of the screening mechanism is of an inverted cone structure, and a transition inclined guide plate 30 for limiting the lifting end of the movable guide plate 6 is arranged at the opposite positions of the two sides below the feed inlet. Besides the limiting function, the transition inclined guide plate 30 can also ensure the sealing and closing effects of the movable guide plate 6 on the corresponding guide channel through the close fit between the transition inclined guide plate and the lifting end of the movable guide plate.
The middle of the whole lower parts of the two screening cavities 8 is provided with an inverted conical dust discharging opening 9, two sides are provided with seed discharging openings 10, the lower parts of the dust discharging openings 9 are connected with a dust collecting box 11, and the lower parts of the seed discharging openings 10 are connected with a seed collecting box 12.
Each sieve material cavity 8 is internally provided with a sieve material component, the sieve material component comprises a first sieve 13 and a second sieve 14 from top to bottom, the mesh of the first sieve 13 is larger than that of the second sieve 14, and the mesh of the first sieve 13 is larger than the grain size of seeds so as to filter out massive impurities in the seeds; the second screen 14 has a mesh smaller than the particle size of the seeds to filter out fine dust from the seeds.
The impurity removal material door 35 is installed on the screen material box body 5 above the first screen cloth 13, and the impurity removal material door 35 is connected with a driving mechanism installed on the outer wall of the screen material box body and used for periodically cleaning massive impurities screened out on the first screen cloth 13.
One end of the first screen 13 is connected with the inner wall of the screening box 5, the other end is connected with the corresponding side wall of the partition plate 7 through the first vibrating motor 15, and the first screen 13 is generally horizontally installed in the screening box 5.
The lower end of the second screen 14 is connected with the outer edge of the upper port of the dust discharge port 9, and the upper end of the second screen 14 is connected with the corresponding side wall of the partition plate 7 through the second vibration motor 16, namely, the second screen 14 is obliquely installed in the screening box 5, so that seeds positioned on the second screen can slide down to the seed discharge port 10 below by means of self gravity, but it is required to say that the inclination angle of the second screen 14 is not too large, otherwise, the seeds are accumulated at the lower part of the screen, and the screening of fine dust in the seeds is affected.
The lower part of one end of the first screen 13 connected with the inner wall of the screening box body is hinged with a baffle plate 17, the lower end of the baffle plate 17 can be abutted with the outer edge of the upper port of the dust discharge port 9, and a first electric telescopic rod 18 for controlling the opening and closing actions of the baffle plate 17 is arranged on the inner wall of the screening box body 5.
In specific operation, the first electric telescopic rod 18 is kept in an extending state, so that the lower end of the baffle plate 17 is abutted to the outer edge of the upper port of the dust discharging port 9, namely the seed discharging port 10 is in a closed state; when the fine dust of seeds on the second screen 14 is screened out, the first electric telescopic rod 18 is controlled to retract, the seed discharging opening 10 is opened, the seeds fall into the seed receiving box 12 along the inclined second screen 14 through the seed discharging opening 10, and the seed receiving box 12 can be externally connected with a third lifting machine to send the dried and dedusted seeds into the storage bin.
In order to further optimize the technical scheme of the embodiment, the inner wall of the screening box 5 above the first screen 13 is provided with the screw mechanism 31, the upper surface of the screw nut of the screw mechanism 31 is hinged with the support frame which is controlled by the second electric telescopic rod 32 also fixed on the screw nut, the support frame is extended with the support bar 33 which is in the same direction as the pivot shaft 27, the lower surface of the support bar 33 is axially arranged and fixed with a plurality of seed stirring bars 34, the screw mechanism 31 drives the plurality of seed stirring bars 34 on the support bar 33 to continuously stir the seeds on the first screen 13 so as to stir the seeds, the seeds can be more rapidly screened onto the second screen 14, and the seed stirring bars 34 can further assist people to clean the impurities on the first screen 13 to the impurity removing gate 35, so that the cleaning efficiency is improved. The second electric telescopic rod 32 is used for controlling the distance between the seed stirring bar 34 and the first screen 13, so that the seeds on the first screen 13 can be better stirred according to the feeding condition.
The second gas outlet 19 is installed at the top of screening box 5, and dust removal mechanism locates the outside of stoving mechanism and screening mechanism homonymy, and first gas outlet 4 is connected with dust removal mechanism's air-supply line through first pipeline 20, and second gas outlet 19 is connected with dust removal mechanism's air-supply line through second pipeline 21, and dust removal mechanism's air-supply line department installs the draught fan.
The dust removing mechanism can collect the gas with dust particles flowing out of the drying mechanism and the material sieving mechanism at the same time, and prevent the gas from directly entering the atmosphere to pollute the environment.
The dust removing mechanism in the invention is preferably a bag-type dust remover 36 as shown in fig. 6, which can collect ultrafine particles in the flue gas, ensure clean gas discharged into the atmosphere and meet the environmental protection requirement.
Meanwhile, the heating layers are also arranged on the outer peripheral surfaces of the first pipeline 20 and the second pipeline 21, so that gas entering the bag-type dust collector 36, especially gas flowing out of the first pipeline 20, cannot plug the air holes of the filter cloth due to overlarge humidity, the cleaning frequency of the bag-type dust collector 36 is effectively reduced, and labor is saved.
The agricultural seed drying dust remover provided by the invention not only can uniformly dry seeds, but also can accelerate the drying speed of the seeds, and simultaneously can effectively remove dust and impurities of the seeds, prevent the seeds from mildewing and deteriorating, has a relatively high practical value, and is suitable for popularization and use.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An agricultural seed drying and dust removing machine, which is characterized by comprising:
the drying mechanism comprises a drying box body, a first lifting device connected with a feed inlet of the drying box body is arranged on the outer side of the drying box body, a plurality of inclined plates which incline downwards are respectively hung on two opposite inner walls of the drying box body, the inclined plates are distributed in a staggered manner, a passage for seeds to pass through is formed between the cantilever ends of the inclined plates and the inner walls of the corresponding drying box body, heating wires are distributed in the inclined plates, the two inclined plates which are positioned at the uppermost part and the lowermost part of the drying box body are connected to the inner walls of the drying box body below the feed inlet of the drying box body, and the cantilever ends of the inclined plates at the lowermost part are lapped at the bottom of the feed outlet of the drying box body; a plurality of jet heads extending into the drying box body and with upward openings are arranged on the side wall of the drying box body, and a first air outlet is arranged at the top of the drying box body;
the screening mechanism comprises a screening box body positioned at one side of a discharge hole of the drying mechanism, a feed inlet is arranged in the middle of the top end of the screening box body, and the feed inlet is connected with the discharge hole of the drying box body through a second lifting device; a movable guide plate is arranged below a feed inlet of the screening box body, a partition plate fixedly connected with the inner wall of the screening box body is arranged below the movable guide plate, the partition plate divides the middle cavity of the screening box body into two screening cavities which are arranged in parallel, and the movable guide plate adjusts the descending and lifting of the two end parts of the movable guide plate through a guide plate driving assembly so that the feed inlet of the screening box body is communicated with one screening cavity which corresponds to the feed inlet of the screening box body, and is simultaneously closed with the other screening cavity; the middle of the whole lower parts of the two screening cavities is provided with an inverted conical dust discharging port, two sides of the two screening cavities are provided with seed discharging ports, the lower parts of the dust discharging ports are connected with a dust collecting box, and the lower parts of the seed discharging ports are connected with a seed collecting box; each screening cavity is internally provided with a screening component, each screening component comprises a first screen and a second screen from top to bottom, and the meshes of the first screen are larger than those of the second screen; one end of the first screen is connected with the inner wall of the screening box body, and the other end of the first screen is connected with the corresponding side wall of the separation plate through a first vibrating motor; the lower end of the second screen is connected with the outer edge of the upper port of the dust exhaust port, and the other higher end of the second screen is connected with the corresponding side wall of the separation plate through a second vibrating motor; a striker plate is hinged below one end, connected with the inner wall of the screening box body, of the first screen, the lower end of the striker plate can be abutted against the outer edge of the upper port of the dust discharge port, and a first electric telescopic rod for controlling the opening and closing actions of the striker plate is arranged on the inner wall of the screening box body; a second air outlet is arranged at the top of the screening box body;
the dust removing mechanism is arranged outside the same side of the drying mechanism and the sieving mechanism, the first air outlet is connected with an air inlet pipe of the dust removing mechanism through a first pipeline, the second air outlet is connected with the air inlet pipe of the dust removing mechanism through a second pipeline, and an induced draft fan is arranged at the air inlet pipe of the dust removing mechanism.
2. The agricultural seed drying and dust removing machine according to claim 1, wherein the first lifting device comprises a first lifting machine which is vertically arranged, the lower end of the first lifting machine is connected with a feed hopper, and the upper end of the first lifting machine is connected with a feed inlet of the drying box body; the second lifting device comprises a second lifting machine which is vertically arranged, the lower end of the second lifting machine is connected with the discharge port of the drying box body, and the upper end of the second lifting machine is connected with the feed port of the screening mechanism; and the outer peripheral surfaces of the first lifting machine and the second lifting machine are respectively provided with a heating layer.
3. An agricultural seed drying and dust removing machine according to claim 1 or 2, wherein the first pipe and the second pipe are also provided with heating layers on the outer peripheral surfaces thereof.
4. The agricultural seed drying and dust removing machine according to claim 1, wherein a bar-shaped hole is axially formed in the movable guide plate, the bar-shaped hole is connected with a pivot shaft fixedly arranged on the inner wall of the screening box body in a matched manner, the pivot shaft is parallel to the transverse extending direction of the partition plate, two sides of the movable guide plate are respectively connected with a winding drum fixedly arranged on the top of the screening box body through a pull rope penetrating through a corresponding through hole in the top of the screening box body, and the winding drum rotates to drive one of the pull ropes to wind and unwind the other pull rope, so that the movable guide plate swings along the pivot shaft, and a feed inlet of the screening box body is communicated with a corresponding screening cavity and is simultaneously closed with the other screening cavity.
5. The agricultural seed drying and dust removing machine according to claim 4, wherein the feed inlet at the top end of the material sieving mechanism is of an inverted cone structure, and a transition inclined guide plate for limiting the lifting end of the movable guide plate is arranged at the opposite positions of two sides below the feed inlet.
6. The agricultural seed drying and dust removing machine according to claim 4, wherein a screw mechanism is installed on the inner wall of the screening box above the first screen, a support frame is hinged on the upper surface of a screw nut of the screw mechanism, the support frame is controlled by a second electric telescopic rod which is also fixed on the screw nut, a support bar which is in the same direction with the pivot shaft extends from the support frame, and a plurality of seed stirring bars are axially arranged and fixed on the lower surface of the support bar.
7. The agricultural seed drying and dust removing machine according to claim 1, wherein a trash removal gate is mounted on the screen box above the first screen, and the trash removal gate is connected with a driving mechanism mounted on the outer wall of the screen box.
8. The agricultural seed drying and dust removing machine according to claim 1, wherein the dust removing mechanism is a bag-type dust remover.
9. An agricultural seed drying and dust removing machine according to claim 1, wherein a plurality of said air jet heads are connected together by an air pipe to a high pressure air source located outside said drying cabinet.
10. The agricultural seed drying and dust removing machine according to claim 1, wherein the mesh of the first screen is larger than the particle size of the seeds, so as to filter out massive impurities in the seeds; the mesh of the second screen is smaller than the particle size of the seeds, so as to filter out fine dust in the seeds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202311259546.4A CN117232243A (en) | 2023-09-24 | 2023-09-24 | Agricultural seed drying dust remover |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311259546.4A CN117232243A (en) | 2023-09-24 | 2023-09-24 | Agricultural seed drying dust remover |
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| CN117232243A true CN117232243A (en) | 2023-12-15 |
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| CN202311259546.4A Pending CN117232243A (en) | 2023-09-24 | 2023-09-24 | Agricultural seed drying dust remover |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118558596A (en) * | 2024-08-01 | 2024-08-30 | 烟台市那些花儿园艺科技股份有限公司 | Seed screening drying device for forestry planting |
-
2023
- 2023-09-24 CN CN202311259546.4A patent/CN117232243A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118558596A (en) * | 2024-08-01 | 2024-08-30 | 烟台市那些花儿园艺科技股份有限公司 | Seed screening drying device for forestry planting |
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