CN118749247B - A device for delivering artificial biological crusting agent - Google Patents
A device for delivering artificial biological crusting agent Download PDFInfo
- Publication number
- CN118749247B CN118749247B CN202410876343.8A CN202410876343A CN118749247B CN 118749247 B CN118749247 B CN 118749247B CN 202410876343 A CN202410876343 A CN 202410876343A CN 118749247 B CN118749247 B CN 118749247B
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- Prior art keywords
- fixedly connected
- handle
- connecting cavity
- particle
- delivery
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- 239000003795 chemical substances by application Substances 0.000 claims abstract description 62
- 239000002245 particle Substances 0.000 claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000003860 storage Methods 0.000 claims abstract description 21
- 239000004576 sand Substances 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 7
- 239000013585 weight reducing agent Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 6
- 238000007726 management method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000008187 granular material Substances 0.000 description 26
- 230000004888 barrier function Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000009331 sowing Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 210000000707 wrist Anatomy 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 239000002028 Biomass Substances 0.000 description 1
- 206010016807 Fluid retention Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 229920001222 biopolymer Polymers 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B77/00—Machines for lifting and treating soil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
- B07B1/52—Cleaning with brushes or scrapers
- B07B1/522—Cleaning with brushes or scrapers with brushes
-
- 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
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
- Preparation Of Fruits And Vegetables (AREA)
Abstract
本发明涉及结皮剂投放技术领域，具体为一种人工生物结皮剂投放装置，包括握把，所述握把一端与投放箱固定连接，所述投放箱下端内固定连接有筛网，所述投放箱内设有颗粒投放机构，通过颗粒投放机构将结皮剂颗粒均匀投放至沙地表面，所述握把内开设有第一连接腔，所述第一连接腔下侧与第二连接腔相连通，所述第二连接腔开设于握把内；通过结皮剂储存箱用于对结皮剂进行存放，结皮剂储存箱可背在使用者身上，装置便携性强，在遇到沙丘坡度大、沙面不平整的地形时也可单人操作应用，可进行固体人工生物结皮剂投放，相比液体撒播效率提升100倍以上，同时可达到均匀撒播效果，生产、应用、管理成本较低。
The present invention relates to the technical field of crusting agent delivery, and specifically to an artificial biological crusting agent delivery device, comprising a handle, one end of the handle is fixedly connected to a delivery box, a screen is fixedly connected to the lower end of the delivery box, a particle delivery mechanism is arranged in the delivery box, crusting agent particles are evenly delivered to the surface of sand through the particle delivery mechanism, a first connecting cavity is provided in the handle, the lower side of the first connecting cavity is connected to a second connecting cavity, and the second connecting cavity is arranged in the handle; a crusting agent storage box is used to store the crusting agent, the crusting agent storage box can be carried on the user's back, the device is highly portable, and can be operated and applied by one person when encountering a terrain with a large sand dune slope and an uneven sand surface, and can deliver solid artificial biological crusting agents, and the efficiency is increased by more than 100 times compared with liquid spreading, and a uniform spreading effect can be achieved at the same time, and the production, application and management costs are low.
Description
Technical Field
The invention relates to the technical field of skinning agent delivery, in particular to an artificial biological skinning agent delivery device.
Background
The ultimate goal of desertification control is to restore the ecological environment, usually, the surface is fixed by physical, chemical and biological methods or by using several methods at the same time, then plants are planted, so that the vegetation can be restored by using biomass materials for sand to restore the vegetation, which is a new thought in recent years, has definite advantages in the aspects of economy, environmental protection, efficiency and the like, scientists make many beneficial attempts in the aspect of desertification control by using the biopolymer materials, and the polymer materials are applied to the surface layer of the desertification soil to form crust, thereby improving the stability and the water retention of the surface soil and promoting the plant growth, so as to achieve the purposes of improving and controlling the desertification soil.
However, most devices for throwing artificial biological skinning agents in the prior art are in a trolley type and a liquid broadcasting type, sand barriers protruding 10-30cm above the ground surface are built on the surface layer of the trolley type throwing device in a desert area, the trolley type artificial biological skinning agent throwing device is poor in passability in the area and cannot be effectively applied in the area with the sand barriers, the trolley type artificial biological skinning agent throwing device is poor in portability, a person cannot operate when encountering a terrain with a large sand hill gradient and uneven sand surface, and for the liquid broadcasting type throwing device, if the solid artificial biological skinning agent is converted into liquid for application, the broadcasting workload of the solid artificial biological skinning agent is improved by more than 100 times (15 g/m < 2 >. The solid artificial skinning agent is mixed into the liquid for 1015g/m < 2 >), but the current broadcasting type artificial biological skinning agent throwing device cannot uniformly broadcast solid particles, so that the current artificial biological skinning agent throwing device is relatively large in limitation in use, high in production, application and management cost, and therefore, the artificial biological skinning agent throwing device is proposed.
Disclosure of Invention
The invention aims to provide an artificial biological skinning agent feeding device so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The utility model provides an artificial biological skinning agent puts in device, includes the handle, handle one end and the box fixed connection of putting in, put in fixedly connected with screen cloth in the box lower extreme, be equipped with granule and put in the mechanism in putting in, put in the mechanism through granule and evenly put in skinning agent granule to the sand ground surface, set up first connecting chamber in the handle, first connecting chamber downside is linked together with the second connecting chamber, the second connecting chamber is seted up in the handle, the second connecting chamber is linked together with annular baffle box, annular baffle box is seted up in putting in the box, be equipped with granule filtering mechanism between first connecting chamber and the second connecting chamber, put in the in-process that the mechanism put in granule through the granule, drive granule filtering mechanism and rock for big granule is filtered out by granule filtering mechanism, and little granule passes granule filtering mechanism and gets into the second connecting chamber, and little granule that gets into the second connecting chamber gets into granule putting in through annular baffle box;
The utility model discloses a handle, including handle, suction pump, skinning agent bin, handle one end is equipped with big granule collection mechanism, collects the big granule that will filter out through big granule collection mechanism, handle one end fixedly connected with hose, the hose is linked together with first connecting chamber, handle one end and suction pump output fixed connection are kept away from to the hose, suction pump and skinning agent bin fixed connection, the suction pump input stretches into in the skinning agent bin, handle one side fixedly connected with arc backup pad.
Preferably, the particle delivery mechanism comprises a connecting column, a particle storage cavity and a weight reduction cavity are respectively formed in the lower end of the connecting column, a motor is fixedly connected to the upper end of the delivery box, the output end of the motor stretches into the delivery box and is fixedly connected to the upper end of the connecting column, a connecting plate is fixedly connected to the inner end of the weight reduction cavity, and a plurality of groups of cleaning brushes are fixedly connected to the lower end of the connecting plate.
Preferably, the particle filtering mechanism comprises a filter plate, the filter plate is arranged between the first connecting cavity and the second connecting cavity, the filter plate is slidably connected in a slidably connected groove, the slidably connected groove is formed in the handle, a spring is fixedly connected in the slidably connected groove, and the other end of the spring is fixedly connected with the filter plate.
Preferably, the filter is close to and puts in case one end fixedly connected with connecting rod, connecting rod is kept away from filter one end and stretches into to the wave inslot to swing joint has the guide pulley, the guide pulley slip connects in the wave inslot, the wave inslot is offered in the spliced pole outside.
Preferably, the large particle collecting mechanism comprises a collecting hopper, the collecting hopper is fixedly connected with the handle, a cover plate is movably mounted at the lower end of the collecting hopper through a hasp, the collecting hopper is communicated with the first connecting cavity through a guide chute, and the guide chute is arranged in the handle.
Compared with the prior art, the invention has the beneficial effects that the skinning agent storage box is used for storing the skinning agent, the skinning agent storage box can be carried on a user, the user can open the suction pump to pump the skinning agent particles into the first connecting cavity through the hand-held grip, after the skinning agent particles are filtered through the particle filtering mechanism, the skinning agent particles are uniformly thrown into the sand by the particle throwing mechanism, the device has strong trafficability, can be effectively applied in areas with sand barriers, has strong portability, can be applied by a single person when meeting the terrains with large sand dune gradient and uneven sand surface, can carry out solid artificial biological skinning agent throwing, can improve the liquid sowing efficiency by more than 100 times, and can achieve uniform sowing effect at the same time, and has lower production, application and management costs.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic diagram of a cross-sectional structure of the connection between a delivery box and a handle of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is a schematic view of the cross-sectional structure of the wave trough of the present invention;
FIG. 5 is a schematic perspective view of a connecting column according to the present invention;
fig. 6 is a schematic cross-sectional perspective view of a connecting column according to the present invention.
The device comprises a feeding box 1, a spring, a 3, a guide wheel, a 4, a weight reducing cavity, a 5, a connecting rod, a 6, a connecting column, a 7, a second connecting cavity, a 8, a collecting hopper, a 9, a handle, a 10, an arc-shaped supporting plate, a 11, a hose, a 12, a suction pump, a 13, a skinning agent storage box, a 14, a cover plate, a 15, a first connecting cavity, a 16, a filter plate, a 17, a guide groove, a 18, an annular guide groove, a 19, a cleaning brush, a 20, a connecting plate, a 21, a particle storage cavity, a 22, a screen, a 23, a sliding connection groove, a 24, a wave groove, a 25 and a motor.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides a technical solution:
Example 1:
The utility model provides an artificial biological skinning agent puts in device, including handle 9, handle 9 one end and the box 1 of putting in are fixedly connected with screen cloth 22 in the lower extreme of putting in, put in and be equipped with granule and put in the mechanism in the box 1, put in the mechanism through granule and put in the mechanism and evenly put in skinning agent granule to the sand ground surface, first connecting chamber 15 has been seted up in handle 9, first connecting chamber 15 downside is linked together with second connecting chamber 7, second connecting chamber 7 is seted up in handle 9, second connecting chamber 7 is linked together with annular baffle box 18, second connecting chamber 7 is the slope form setting, make the granule that gets into in second connecting chamber 7 can be quick get into annular baffle box 18, annular baffle box 18 is seted up in put in box 1, be equipped with the particle filter mechanism between first connecting chamber 15 and the second connecting chamber 7, put in the in-process that granule put in the mechanism put in to granule, drive the particle filter mechanism rocks, make big granule filter out by the particle filter mechanism, the granule gets into second connecting chamber 7 through the particle filter mechanism, the granule gets into annular baffle box 18 through the annular baffle box, the granule that gets into the second connecting chamber 7;
One end of the grip 9 is provided with a large particle collecting mechanism, the large particles filtered out are collected through the large particle collecting mechanism, one end of the grip 9 is fixedly connected with a hose 11, the hose 11 is communicated with a first connecting cavity 15, one end of the hose 11, which is far away from the grip 9, is fixedly connected with the output end of a suction pump 12, the specific model of the suction pump 12 is an F42101 type self-sucking pump produced by Fu Baole electric appliance technology Co., ltd, the suction pump 12 is fixedly connected with a skinning agent storage box 13, one side of the skinning agent storage box 13 is provided with two braces, and the skinning agent storage box 13 can be carried on a user through the braces;
The input end of the suction pump 12 stretches into the skinning agent storage box 13, the suction pump 12 and the motor 25 are turned on, the motor 25 is started to drive the connecting column 6 connected with the output end of the motor to start rotating, the suction pump 12 is started to suck skinning agent particles into the hose 11, one side of the grip 9 is fixedly connected with the arc-shaped support plate 10, and the force applied to the wrist when a user grips the grip 9 is reduced by arranging the arc-shaped support plate 10 below an arm.
Example 2:
On the basis of embodiment 1, in order to lighten the weight of the throwing box 1, so that when a user throws the skinning agent, the force used by the whole arm and the wrist is lightened, the particle throwing mechanism comprises a connecting column 6, a particle storage cavity 21 and a weight reduction cavity 4 are respectively formed in the lower end of the connecting column 6, the weight reduction cavity 4 can reduce the whole weight of the connecting column 6, through the arrangement of the particle storage cavity 21, only a small amount of skinning agent particles enter the throwing box 1 each time, the weight of the whole throwing box 1 is reduced, the upper end of the throwing box 1 is fixedly connected with a motor 25, the output end of the motor 25 stretches into the throwing box 1 and is fixedly connected with the upper end of the connecting column 6, the connecting column 6 is driven to rotate by the motor 25, the skinning agent can enter the particle storage cavity 21 for storage, the rest skinning agent can be stored in an annular guide groove 18, and the skinning agent particles can fall into sand through a screen 22 uniformly in the process of rotating the connecting column 6, the motor 25 drives the connecting column 6 to rotate in the process, so that the cleaning brush 22 can be evenly filled with the cleaning brush 22 and evenly passes through the connecting plate 20, and the cleaning brush 20 is fixedly connected with the connecting plate 20, and the cleaning brush 20 is reduced in the cleaning brush cavity 20;
The particle filtering mechanism comprises a filter plate 16, the filter plate 16 is arranged between a first connecting cavity 15 and a second connecting cavity 7, the filter plate 16 is slidingly connected in a sliding connection groove 23, the sliding connection groove 23 is formed in a grip 9, a spring 2 is fixedly connected in the sliding connection groove 23, the other end of the spring 2 is fixedly connected with the filter plate 16, one end of the filter plate 16, which is close to a delivery box 1, is fixedly connected with a connecting rod 5, one end of the connecting rod 5, which is far away from the filter plate 16, extends into a wave groove 24, and is movably connected with a guide wheel 3, the guide wheel 3 is slidingly connected in the wave groove 24, under the action of the elasticity of the spring 2, the guide wheel 3 is always contacted with the surface of the wave groove 24, the wave groove 24 is formed in the outer side of a connecting column 6, the wave groove 24 is in a wavy shape, the large particle collecting mechanism comprises a collecting hopper 8, the collecting hopper 8 is fixedly connected with the grip 9, a cover plate 14 is movably mounted at the lower end of the collecting hopper 8, the large particle skinning agent particles can be taken out from the collecting hopper 8 by opening the cover plate 14, the collecting hopper 17 is communicated with the first connecting cavity 15 through the guide groove 17, and the guide groove 17 is formed in the grip 9.
When the suction type skinning agent collecting hopper is in use, skinning agent can be stored by opening a box cover at the upper end of the skinning agent storage box 13, a suction pump 12 and a motor 25 are opened, the motor 25 is started to drive a connecting column 6 connected with the output end of the suction pump to start rotating, the suction pump 12 starts sucking skinning agent particles into a hose 11, as a guide wheel 3 is slidingly connected into a wave groove 24, the wave groove 24 can rotate along with the rotating process of the connecting column 6, the guide wheel 3 is always attached to the wave groove 24 under the action of the elastic force of a spring 2, at the moment, a filter plate 16 can move back and forth, and after the skinning agent particles enter a first connecting cavity 15, large-particle skinning agent can be filtered out under the filtration of the swaying filter plate 16 and enters a collecting hopper 8 through a guide groove 17;
The skinning agent particles filtered off enter the second connecting cavity 7, then enter the annular guide groove 18 from the second connecting cavity 7, the skinning agent can enter the particle storage cavity 21 for storage in the rotating process of the connecting column 6, the rest skinning agent can be stored in the annular guide groove 18, the skinning agent particles can uniformly fall into the sand through the screen 22 in the rotating process of the connecting column 6, vibration can be generated in the rotating process of the connecting column 6 driven by the motor 25, the skinning agent particles uniformly penetrate through the screen 22, and the cleaning brush 19 positioned in the weight reduction cavity 4 can clean the screen 22, so that the particles blocked in the screen 22 are cleaned.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410876343.8A CN118749247B (en) | 2024-07-02 | 2024-07-02 | A device for delivering artificial biological crusting agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410876343.8A CN118749247B (en) | 2024-07-02 | 2024-07-02 | A device for delivering artificial biological crusting agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118749247A CN118749247A (en) | 2024-10-11 |
| CN118749247B true CN118749247B (en) | 2025-01-28 |
Family
ID=92951237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410876343.8A Active CN118749247B (en) | 2024-07-02 | 2024-07-02 | A device for delivering artificial biological crusting agent |
Country Status (1)
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113022856A (en) * | 2021-02-05 | 2021-06-25 | 海南天然橡胶产业集团股份有限公司 | A electronic powder spray device of unmanned aerial vehicle for rubber forest |
| CN215235915U (en) * | 2021-06-07 | 2021-12-21 | 安徽宝杰生物科技有限公司 | Raw materials sieving mechanism for biological feed production |
| CN218126365U (en) * | 2022-08-25 | 2022-12-27 | 永新县木山子农产品专业合作社 | Aquaculture feeds and eats device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3003158A1 (en) * | 1980-01-30 | 1982-03-04 | ESB Elektrostatische Sprüh- und Beschichtungsanlagen G.F. Vöhringer GmbH, 7758 Meersburg | DEVICE FOR THE POWDER COATING OF WORKPIECES WITH A SPRAYING CABIN TEMPORARY FROM THE WORKPIECE |
| JPH0625668Y2 (en) * | 1988-04-12 | 1994-07-06 | タナカ工業株式会社 | Backpack blower |
| CN212790914U (en) * | 2020-06-10 | 2021-03-26 | 山东凯威尔新材料有限公司 | Movable particle powder feeding device |
| CN215011627U (en) * | 2021-05-17 | 2021-12-07 | 郑镇勇 | Back-mounted fertilizer applicator device for agricultural fertilization |
| CN218835099U (en) * | 2022-08-24 | 2023-04-11 | 湖北京兰水泥集团有限公司 | Screening device for rotor scale |
| CN220294957U (en) * | 2023-07-03 | 2024-01-05 | 陕西锦烨环境科技有限公司 | Modifier spraying equipment for planting soil improvement |
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2024
- 2024-07-02 CN CN202410876343.8A patent/CN118749247B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113022856A (en) * | 2021-02-05 | 2021-06-25 | 海南天然橡胶产业集团股份有限公司 | A electronic powder spray device of unmanned aerial vehicle for rubber forest |
| CN215235915U (en) * | 2021-06-07 | 2021-12-21 | 安徽宝杰生物科技有限公司 | Raw materials sieving mechanism for biological feed production |
| CN218126365U (en) * | 2022-08-25 | 2022-12-27 | 永新县木山子农产品专业合作社 | Aquaculture feeds and eats device |
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| CN118749247A (en) | 2024-10-11 |
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