CN114576983A - Fertilizer drying and inactivating equipment - Google Patents
Fertilizer drying and inactivating equipment Download PDFInfo
- Publication number
- CN114576983A CN114576983A CN202210292644.7A CN202210292644A CN114576983A CN 114576983 A CN114576983 A CN 114576983A CN 202210292644 A CN202210292644 A CN 202210292644A CN 114576983 A CN114576983 A CN 114576983A
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- cylinder
- exhaust
- drying
- wall
- material guide
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B20/00—Combinations of machines or apparatus covered by two or more of groups F26B9/00 - F26B19/00
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
- C05F3/06—Apparatus for the manufacture
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/18—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs
- F26B17/22—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs the axis of rotation being vertical or steeply inclined
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
- F26B23/06—Heating arrangements using electric heating resistance heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/005—Treatment of dryer exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/12—Manure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
Abstract
The invention relates to the technical field of fertilizer processing, in particular to a fertilizer drying and inactivating device, which comprises a drum dryer and further comprises: the cylinder outer wall of the cylinder dryer is provided with exhaust mechanisms circumferentially from left to right, a feed inlet of the cylinder dryer is provided with an inactivation mechanism, the right side wall of the inactivation mechanism is provided with a support rod, the bottom end of the support rod is provided with baffles at equal intervals from left to right, and the positions of the baffles correspond to the exhaust mechanisms; the exhaust mechanism includes: the protection plate, install in the cylinder outer wall of cylinder drying-machine, the slide has been seted up to the inside of protection plate, and the lower surface rear side of protection plate opens the exhaust hole that is equipped with the slide intercommunication. According to the invention, the heating inactivation of organic fertilizer particles is realized, the production burden of workers due to the growth of grass seeds is avoided, the growth of crops is not influenced, the multipoint exhaust of the roller is achieved, the length of the roller can be shortened compared with the traditional drying mode, and the drying efficiency is high.
Description
Technical Field
The invention relates to the technical field of fertilizer processing, in particular to fertilizer drying and inactivating equipment.
Background
Organic fertilizer, mainly from plants and/or animals, is applied to the soil to provide plant nutrition as a carbon-containing material with the main function. Is prepared from biological substances, animal and plant wastes and plant residues, eliminates toxic and harmful substances in the biological substances, and is rich in a large amount of beneficial substances, including: various organic acids, peptides and rich nutrient elements including nitrogen, phosphorus and potassium. The organic fertilizer not only can provide comprehensive nutrition for crops, but also has long fertilizer efficiency, can increase and update soil organic matters, promote microbial propagation, improve the physicochemical property and the biological activity of soil, and is a main nutrient for green food production;
the animal wastes mainly refer to animal excrements such as excrements of cattle, sheep, pigs, chickens and the like, and the organic fertilizer particles are prepared by crushing, stirring, granulating and drying;
the organic fertilizer drying temperature usually cannot exceed 70 ℃ along with undigested and complete grass seeds in the excrement of the herbivorous animals, the inactivation of the grass seeds cannot be realized, after the fertilizer is applied, weeds can grow in a crop field to influence the growth of crops, and secondly, a roller of a roller drying machine adopts a rotating mode to push materials to move, so that the roller is integrated, the generated moisture can be discharged only at a roller discharge hole, the roller is sufficient in length, the organic fertilizer can reach the drying requirement, and the drying efficiency is low.
Disclosure of Invention
The invention aims to solve the problems that the Chinese herbal seeds in the existing organic fertilizer cannot be inactivated, crops are easy to grow weeds, moisture cannot be discharged in time during drying, and the drying time is long.
The invention achieves the above-mentioned purpose through the following technical scheme, a fertilizer dries the deactivation apparatus, including the cylinder drying-machine, also include: the cylinder outer wall of the cylinder dryer is provided with exhaust mechanisms circumferentially from left to right, a feed inlet of the cylinder dryer is provided with an inactivation mechanism, the right side wall of the inactivation mechanism is provided with a support rod, the bottom end of the support rod is provided with baffles at equal intervals from left to right, and the positions of the baffles correspond to the exhaust mechanisms;
the exhaust mechanism includes:
the protection plate is arranged on the outer wall of a roller of the roller dryer, a slide way is formed in the protection plate, and an exhaust hole communicated with the slide way is formed in the rear side of the lower surface of the protection plate;
the spring is embedded in the front side of the inner cavity of the slideway;
the sliding plate can be inserted in the rear side of the inner cavity of the slideway in a front-back sliding manner;
and the shifting plate is arranged at the rear end of the top of the sliding plate.
Specifically, the radian of the protection plate is consistent with that of the inner wall of the roller dryer, and the slide way inclines downwards from back to front.
Specifically, the rear end of the shifting plate is provided with a buffer plate.
Specifically, the inactivation mechanism includes: the material guide cylinder is arranged at a feeding hole of the roller dryer; the hopper is arranged at the top end of the guide cylinder; the rack is arranged at the center of the top end of the inner cavity of the hopper; the motor is arranged at the top end of the rack; the conveying rod is arranged at the output end of the motor and is in adaptive insertion connection with the inner cavity of the material guide cylinder, and the bottom of the outer wall of the conveying rod is spiral; the two heating wires are respectively arranged inside the conveying rod and the material guide cylinder; and the material guide assembly is arranged at the bottom end of the material guide cylinder.
Specifically, the upper half part of the conveying rod is conical.
Specifically, the guide assembly includes: the outer cover is arranged at the bottom end of the guide cylinder; the baffle, quantity is a plurality of, along circumference equidistance install in the top of dustcoat.
Specifically, the outer cover is in a circular truncated cone shape.
The invention has the beneficial effects that:
1. according to the invention, the guide cylinder and the conveying rod are heated by the heating wire, the conveying rod is driven by the motor to rotate, organic fertilizer particles in the hopper are conveyed downwards, meanwhile, the organic fertilizer particles are heated to inactivate grass seeds in the organic fertilizer particles, and finally, the guide assembly enables the organic fertilizer particles to be scattered in the roller of the roller dryer, so that the heating inactivation of the organic fertilizer particles is realized during feeding, the production burden of workers caused by the growth of the grass seeds is avoided, and the growth of crops is not influenced.
2. The invention can block the shifting plate from moving under the blocking of the baffle plate, so that the sliding plate moves along the slideway, moisture generated in the roller is exhausted through the exhaust hole, the sliding plate can return to the initial position under the action of the spring, and multi-point exhaust of the roller is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side sectional view of the exhaust mechanism of the present invention;
FIG. 3 is a front sectional view of the inactivation mechanism of the present invention;
fig. 4 is a top view of the material guiding assembly of the present invention.
In the figure: 1. the cylinder drying-machine, 2, exhaust mechanism, 3, deactivation mechanism, 4, bracing piece, 5, baffle, 21, guard plate, 22, slide, 23, exhaust hole, 24, spring, 25, slide, 26, dial the board, 27, buffer board, 31, guide cylinder, 32, hopper, 33, frame, 34, motor, 35, conveying rod, 36, heater strip, 37, guide subassembly, 371, dustcoat, 372, baffle.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.
Referring to fig. 1-4, the present invention provides a fertilizer drying and inactivating apparatus, which comprises a drum dryer 1, and further comprises: the exhaust mechanisms 2 are circumferentially arranged on the outer wall of the roller dryer 1 from left to right, the inactivation mechanism 3 is arranged at a feed inlet of the roller dryer 1, the support rod 4 is arranged on the right side wall of the inactivation mechanism 3, the baffles 5 are equidistantly arranged at the bottom ends of the support rods 4 from left to right, the positions of the baffles 5 correspond to those of the exhaust mechanisms 2, and the baffles 5 limit the movement of the shifting plate 26;
the exhaust mechanism 2 comprises a protection plate 21, a slide way 22, an exhaust hole 23, a spring 24, a sliding plate 25 and a shifting plate 26, the protection plate 21 is installed on the outer wall of a roller of the roller dryer 1, the slide way 22 is arranged in the protection plate 21, the slide way 22 plays a role in guiding the movement of the sliding plate 25, the exhaust hole 23 communicated with the slide way 22 is arranged on the rear side of the lower surface of the protection plate 21, the inside of the roller dryer 1 is exhausted through the exhaust hole 23, the spring 24 is embedded in the front side of an inner cavity of the slide way 22, the spring 24 is a rotary spring and generates elastic deformation after being stretched or extruded, the spring is recovered to an initial state after external force is removed, the sliding plate 25 is driven to move by the elasticity of the spring 24, the sliding plate 25 can be inserted in the rear side of the inner cavity of the slide way 22 in a front-back sliding manner, the exhaust hole 23 is opened and closed through the movement of the sliding plate 25, the shifting plate 26 is installed at the rear end of the top of the sliding plate 25, a buffer plate 27 is installed at the rear end of the shifting plate 26, the buffer plate 27 is made of an elastic material, and buffers the rebound of the slide plate 25 to prevent the generation of noise due to hard collision.
As preferred scheme, further, the radian of guard plate 21 is the same with the radian of the inner wall of the drum of drum dryer 1, and the guard plate 21 and the inner wall of the drum of drum dryer 1 keep smooth, so as to ensure the normal movement of organic fertilizer particles in the drum, and the slide way 22 inclines downwards from back to front, and when the slide plate 25 slides in the slide way 22, the shifting plate 26 can gradually descend, so that the automatic separation of the shifting plate 26, the buffer plate 27 and the baffle 5 is realized.
As a preferred scheme, further, the inactivation mechanism 3 includes a material guiding cylinder 31, a hopper 32, a rack 33, a motor 34, a conveying rod 35, a heating wire 36 and a material guiding assembly 37, the material guiding cylinder 31 is installed at a feeding port of the drum dryer 1, the hopper 32 is installed at the top end of the material guiding cylinder 31 and is used for storing organic fertilizer particle materials, the rack 33 is installed at the center position of the top end of an inner cavity of the hopper 32, the motor 34 is installed at the top end of the rack 33, the conveying rod 35 is installed at an output end of the motor 34 and is adapted to be inserted into the inner cavity of the material guiding cylinder 31, when the conveying rod 35 rotates, the organic fertilizer particles can be conveyed downwards along the inner wall of the material guiding cylinder 31 to realize the organic fertilizer particle feeding, the bottom of the outer wall of the conveying rod 35 is spiral, the number of the two heating wires 36 are respectively installed inside the conveying rod 35 and the material guiding cylinder 31, the heating wire 36 is used for heating the material guiding cylinder 31 and the conveying rod 35, grass seeds in the organic fertilizer particles are inactivated and sterilized by utilizing the generated high temperature, and the material guide assembly 37 is installed at the bottom end of the material guide cylinder 31.
As a preferable scheme, further, the upper half part of the conveying rod 35 is a cone, and by using the curved surface at the top of the conveying rod 35, organic fertilizer particles can be extruded to a gap between the material guiding cylinder 31 and the conveying rod 35, so that the organic fertilizer particles can enter the material guiding cylinder 31 conveniently.
As a preferred scheme, furthermore, the material guiding assembly 37 includes an outer cover 371 and partition plates 372, the outer cover 371 is installed at the bottom end of the material guiding cylinder 31, the number of the partition plates 372 is several, the partition plates are installed at the top of the outer cover 371 at equal intervals along the circumferential direction, and the partition plates 372 divide the organic fertilizer particles to prevent the organic fertilizer particles from piling up and rolling down.
Preferably, the outer cover 371 is a circular truncated cone-shaped outer cover 371, and organic fertilizer particles are dispersed by using an inclined surface of the outer cover 371, so that the organic fertilizer particles are uniformly dispersed in the roller.
The working principle is as follows:
step one, introducing hot air into an air inlet of a roller dryer 1 to enable the roller dryer 1 to operate, driving an exhaust mechanism 2 to rotate by a roller, and putting organic fertilizer particles into a hopper 32 to finish preparation work;
step two, the heating wire 36 is electrified to generate heat, the material guide cylinder 31 and the conveying rod 35 are heated, the material guide cylinder 31 and the conveying rod 35 reach the grass seed inactivation temperature, the conveying rod 35 is driven by the motor 34 to rotate, the conveying rod 35 conveys organic fertilizer in the hopper 32 downwards along the inner wall of the material guide cylinder 31 by utilizing self threads, organic fertilizer particles are fully contacted with the material guide cylinder 31 and the conveying rod 35, the organic fertilizer particles are heated, the grass seed is inactivated, the inactivated organic fertilizer particles fall on the outer cover 371, the organic fertilizer particles are scattered in the roller under the obstruction of the partition 372, the organic fertilizer particles are dried by utilizing hot air, the organic fertilizer particles are inactivated and then dried, the fertilizer efficiency of the organic fertilizer is not lost, and the growth of weeds after fertilization can be prevented;
step three, the exhaust mechanism 2 is driven to rotate along with the roller, when the buffer plate 27 is in contact with the baffle 5, the shifting plate 26 stops moving, in the continuous rotation process of the antiskid plate 21, the sliding plate 25 moves along the slide way 22 and presses the spring 24, the exhaust hole 23 is communicated with the slide way 22, so that moisture in the roller is exhausted, because the slide way 22 is inclined, the shifting plate 26 can gradually move downwards along with the sliding of the sliding plate 25 in the slide way 22 until the buffer plate 27 is separated from the baffle 5, the spring 24 pushes the sliding plate 25 to return to the initial position under the action of self elasticity, the exhaust hole 23 is sealed, organic fertilizer particles are prevented from flowing out of the roller, therefore, as the roller rolls, moisture can be exhausted at multiple points, the length of the roller can be shortened, the production cost is reduced, and the drying efficiency is improved.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, however, as long as there is no contradiction between the combinations of the technical features, the scope of the present description should be considered as being described in the present specification.
Claims (7)
1. The utility model provides a fertilizer stoving inactivation equipment, includes cylinder drying-machine (1), its characterized in that still includes: the cylinder outer wall of the cylinder dryer (1) is provided with exhaust mechanisms (2) along the circumferential direction from left to right, a feed inlet of the cylinder dryer (1) is provided with an inactivation mechanism (3), the right side wall of the inactivation mechanism (3) is provided with a support rod (4), the bottom end of the support rod (4) is provided with baffles (5) at equal intervals from left to right, and the positions of the baffles (5) correspond to the exhaust mechanisms (2);
the exhaust mechanism (2) includes:
the protection plate (21) is arranged on the outer wall of the roller dryer (1), a slide way (22) is formed in the protection plate (21), and an exhaust hole (23) communicated with the slide way (22) is formed in the rear side of the lower surface of the protection plate (21);
the spring (24) is embedded in the front side of the inner cavity of the slide way (22);
the sliding plate (25) can be inserted in the rear side of the inner cavity of the slideway (22) in a front-back sliding manner;
and the poking plate (26) is arranged at the rear end of the top of the sliding plate (25).
2. The fertilizer drying and inactivating equipment of claim 1, which is characterized in that: the radian of the protection plate (21) is consistent with that of the inner wall of the roller dryer (1), and the slide way (22) inclines downwards from back to front.
3. The fertilizer drying and inactivating apparatus according to claim 1, wherein: the rear end of the poking plate (26) is provided with a buffer plate (27).
4. The fertilizer drying and inactivating equipment of claim 1, which is characterized in that: the inactivation mechanism (3) comprises:
the material guide cylinder (31) is arranged at a feeding hole of the roller dryer (1);
a hopper (32) mounted on the top end of the guide cylinder (31);
the rack (33) is arranged at the center of the top end of the inner cavity of the hopper (32);
a motor (34) mounted on the top end of the frame (33);
the conveying rod (35) is arranged at the output end of the motor (34) and is in adaptive insertion connection with the inner cavity of the material guide cylinder (31), and the bottom of the outer wall of the conveying rod (35) is spiral;
two heating wires (36) are respectively arranged inside the conveying rod (35) and the material guide cylinder (31);
and the material guide assembly (37) is arranged at the bottom end of the material guide cylinder (31).
5. The fertilizer drying and inactivating equipment of claim 4, wherein: the upper half part of the conveying rod (35) is conical.
6. The fertilizer drying and inactivating equipment of claim 4, wherein: the material guide assembly (37) comprises:
the outer cover (371) is arranged at the bottom end of the material guide cylinder (31);
the number of the partition plates (372) is a plurality, and the partition plates are installed on the top of the outer cover (371) at equal intervals along the circumferential direction.
7. The fertilizer drying and inactivating equipment of claim 6, wherein: the outer cover (371) is in a circular truncated cone shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210292644.7A CN114576983B (en) | 2022-03-24 | 2022-03-24 | Fertilizer stoving inactivation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210292644.7A CN114576983B (en) | 2022-03-24 | 2022-03-24 | Fertilizer stoving inactivation equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114576983A true CN114576983A (en) | 2022-06-03 |
| CN114576983B CN114576983B (en) | 2023-09-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210292644.7A Active CN114576983B (en) | 2022-03-24 | 2022-03-24 | Fertilizer stoving inactivation equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN114576983B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203657355U (en) * | 2013-12-05 | 2014-06-18 | 长安大学 | Fluidized drying equipment used for mechanically scattering coal slime |
| CN210425987U (en) * | 2019-09-25 | 2020-04-28 | 宜昌阿波罗肥业有限公司 | Drying device for fertilizer granules |
| CN211290838U (en) * | 2019-10-10 | 2020-08-18 | 浙江巨龙肥业有限公司 | Ventilation dryer for production of coated granular compound fertilizer |
| CN212299852U (en) * | 2020-06-15 | 2021-01-05 | 保定奇力佳日化用品有限公司 | Particle drying device for preparing laundry powder |
| CN112275379A (en) * | 2020-10-14 | 2021-01-29 | 候磊 | Granular feed screening equipment with drying and re-screening functions |
| CN212870654U (en) * | 2020-08-20 | 2021-04-02 | 内蒙古润泽源生物科技股份有限公司 | Energy-efficient organic fertilizer circulation drying device |
| CN113028816A (en) * | 2021-02-09 | 2021-06-25 | 邯圣种业股份有限公司 | A seed encircles type drying device for agricultural |
-
2022
- 2022-03-24 CN CN202210292644.7A patent/CN114576983B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203657355U (en) * | 2013-12-05 | 2014-06-18 | 长安大学 | Fluidized drying equipment used for mechanically scattering coal slime |
| CN210425987U (en) * | 2019-09-25 | 2020-04-28 | 宜昌阿波罗肥业有限公司 | Drying device for fertilizer granules |
| CN211290838U (en) * | 2019-10-10 | 2020-08-18 | 浙江巨龙肥业有限公司 | Ventilation dryer for production of coated granular compound fertilizer |
| CN212299852U (en) * | 2020-06-15 | 2021-01-05 | 保定奇力佳日化用品有限公司 | Particle drying device for preparing laundry powder |
| CN212870654U (en) * | 2020-08-20 | 2021-04-02 | 内蒙古润泽源生物科技股份有限公司 | Energy-efficient organic fertilizer circulation drying device |
| CN112275379A (en) * | 2020-10-14 | 2021-01-29 | 候磊 | Granular feed screening equipment with drying and re-screening functions |
| CN113028816A (en) * | 2021-02-09 | 2021-06-25 | 邯圣种业股份有限公司 | A seed encircles type drying device for agricultural |
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| Publication number | Publication date |
|---|---|
| CN114576983B (en) | 2023-09-19 |
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Effective date of registration: 20230823 Address after: Sheng Shui Yu Zhen Ying Li Cun, Sishui County, Jining City, Shandong Province, 273200 Applicant after: Yanyang Biotechnology (Shandong) Co.,Ltd. Address before: 215152 3-5-2, building 11, Changhe new village, Xiangcheng District, Suzhou City, Jiangsu Province Applicant before: Zhu Sui |
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