CN220026655U - Ammonium calcium nitrate water-soluble fertilizer mixing arrangement - Google Patents
Ammonium calcium nitrate water-soluble fertilizer mixing arrangement Download PDFInfo
- Publication number
- CN220026655U CN220026655U CN202321611105.1U CN202321611105U CN220026655U CN 220026655 U CN220026655 U CN 220026655U CN 202321611105 U CN202321611105 U CN 202321611105U CN 220026655 U CN220026655 U CN 220026655U
- Authority
- CN
- China
- Prior art keywords
- bevel gear
- rotating shaft
- fixedly connected
- soluble fertilizer
- mixing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- NGLMYMJASOJOJY-UHFFFAOYSA-O azanium;calcium;nitrate Chemical compound [NH4+].[Ca].[O-][N+]([O-])=O NGLMYMJASOJOJY-UHFFFAOYSA-O 0.000 title claims abstract description 41
- 239000003337 fertilizer Substances 0.000 title claims abstract description 26
- 230000001681 protective effect Effects 0.000 claims abstract description 14
- 238000003756 stirring Methods 0.000 claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims 2
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 1
- 238000007790 scraping Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
Landscapes
- Fertilizers (AREA)
Abstract
The utility model relates to the technical field of calcium ammonium nitrate, in particular to a calcium ammonium nitrate water-soluble fertilizer mixing device which comprises a mixing kettle, wherein a filter screen is fixedly arranged on the inner wall of the mixing kettle, a cover plate is fixedly arranged on the top side of the mixing kettle, a protective box is fixedly connected to one side of the cover plate, a motor is fixedly arranged on one side of the protective box, and the output end of the motor is fixedly connected with a first bevel gear. The utility model has the advantages that: through filter screen, motor, first bevel gear, second bevel gear, third bevel gear, hollow pivot, puddler, broken thorn, pivot, scraper blade, pivoted board and broken sword's cooperation setting, can filter the ammonium nitrate of caking to can carry out crushing work to the ammonium nitrate of caking, can stir mixed work to ammonium nitrate and water when broken simultaneously, thereby avoid the emergence of caking phenomenon, can be quick mix work to the ammonium nitrate, reached the effect that improves mixing efficiency.
Description
Technical Field
The utility model relates to the technical field of calcium ammonium nitrate, in particular to a calcium ammonium nitrate water-soluble fertilizer mixing device.
Background
The water-soluble fertilizer is a multi-element compound fertilizer which can be completely dissolved in water, exists in the form of powder or liquid, can be rapidly dissolved or diluted in water, is easier to be absorbed by crops, has relatively high absorption and utilization rate, is a water-soluble compound fertilizer, is white round granulated, is extremely easy to dissolve in water, has strong hygroscopicity, caking property and explosive property, is a novel high-efficiency compound fertilizer containing nitrogen and quick-acting calcium, has the characteristics of rapid nitrogen supplementation, and has the advantages of calcium addition, more comprehensive nutrients than ammonium nitrate and direct absorption by plants; the product belongs to neutral fertilizer, has small physiological acidity, and has improvement effect on acid soil. The pH value is small after the soil is applied, the soil is not hardened, and the soil can be loosened. Meanwhile, the concentration of active aluminum can be reduced, the fixation of active phosphorus is reduced, and the provided water-soluble calcium can improve the resistance of plants to diseases. Can promote the activity of beneficial microorganisms in soil. When the fertilizer is used for planting economic crops, flowers, fruits, vegetables and other crops, the fertilizer can prolong the flowering phase, promote the normal growth of roots, stems and leaves, ensure the bright color of the fruits and increase the hardness of the fruits.
When the ammonium calcium nitrate is mixed, a mixing device is needed, when the existing mixing device is used, a worker pours the water-soluble fertilizer into the mixing device, and the ammonium calcium nitrate has the characteristics of strong hygroscopicity and caking property, so that the granular ammonium calcium nitrate can absorb water and generate caking phenomenon after being thrown into the mixing device, the mixed liquid is internally provided with blocks, the quality of the mixed liquid is reduced, most of the existing mixing devices dissolve the ammonium calcium nitrate in water by using a stirring rod which runs at a high speed, and when the caking ammonium calcium nitrate occurs, the ammonium calcium nitrate can be completely and uniformly mixed for a long time, so that the mixing efficiency is reduced, and the ammonium calcium nitrate water-soluble fertilizer mixing device is designed to solve the problems.
Disclosure of Invention
The object of the present utility model is to solve at least one of the technical drawbacks.
Therefore, an object of the present utility model is to provide a mixing device for water-soluble fertilizers of calcium ammonium nitrate, which solves the problems mentioned in the background art and overcomes the shortcomings in the prior art.
In order to achieve the above object, an embodiment of an aspect of the present utility model provides an ammonium nitrate calcium water-soluble fertilizer mixing device, which comprises a mixing kettle, wherein a filter screen is fixedly installed on an inner wall of the mixing kettle, a cover plate is fixedly installed on a top side of the mixing kettle, a protection box is fixedly connected to one side of the cover plate, a motor is fixedly installed on one side of the protection box, a first bevel gear is fixedly connected to an output end of the motor, a second bevel gear and a third bevel gear are meshed with an outer surface of the first bevel gear, a hollow rotating shaft is fixedly connected to an inner wall of a key slot of the second bevel gear, a plurality of stirring rods are fixedly connected to an outer surface of the hollow rotating shaft, a plurality of crushing thorns are fixedly connected to an outer surface of the stirring rods, a rotating shaft is fixedly connected to an inner wall of a key slot of the third bevel gear, a scraping plate is fixedly connected to a bottom end of the rotating shaft, a rotating plate is fixedly connected to two ends of the scraping plate, and a plurality of crushing cutters are fixedly connected to one side of the rotating plate.
By the above-mentioned scheme preferred, one side fixedly connected with feeder hopper of apron, the shape of feeder hopper is the funnel shape, through the feeder hopper is convenient for add the material to mixing kettle's inside.
By the preferred of above-mentioned arbitrary scheme, first bevel gear, second bevel gear and third bevel gear all are located the inside of protective housing, through the protective housing plays the guard action to first bevel gear, second bevel gear and third bevel gear, can be very big avoid external factor to first bevel gear, second bevel gear and third bevel gear's influence, guarantee first bevel gear, second bevel gear and third bevel gear's life.
By the preferred mode of arbitrary scheme, the centre of a circle position of hollow pivot is the same with the centre of a circle position of pivot, a part of pivot is located the inside of hollow pivot, the diameter of pivot is less than the internal diameter of hollow pivot, can avoid the pivot takes place to interfere the phenomenon with hollow pivot at pivoted in-process, makes hollow pivot and pivot can be smooth rotate.
By above-mentioned arbitrary scheme preferred, the scraper blade is laminated mutually with the topside of filter screen, scraper blade and filter screen sliding connection, the rotor plate is laminated mutually with the inner wall of mixing kettle, rotor plate and the inner wall sliding connection of mixing kettle, make the scraper blade can drive the smooth rotation of rotor plate.
By any of the above schemes, preferably, the length of the crushing cutter is smaller than the minimum distance from the rotating plate to the hollow rotating shaft, so that the phenomenon that the crushing cutter interferes with the hollow rotating shaft in the rotating process is avoided, and a plurality of crushing cutters and a plurality of stirring rods are distributed in a staggered manner.
By the above-mentioned arbitrary scheme preferred, hollow pivot runs through the apron, hollow pivot passes through the bearing and rotates with the apron and be connected, the top of pivot is connected with the protective housing rotation through the bearing, has supported hollow pivot and pivot to guarantee pivot and hollow pivot stability when rotating.
It is preferable in any of the above-described aspects that the gear ratio between the first bevel gear and the second bevel gear is different from the gear ratio between the first bevel gear and the third bevel gear so that the rotational speeds between the rotating shaft and the hollow rotating shaft are different.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
through filter screen, motor, first bevel gear, second bevel gear, third bevel gear, hollow pivot, puddler, broken thorn, pivot, scraper blade, pivoted board and broken sword's cooperation setting can filter the ammonium nitrate calcium of caking to can carry out crushing work to the ammonium nitrate calcium of caking, can stir mixed work to ammonium nitrate calcium and water when broken simultaneously, thereby avoid the emergence of caking phenomenon, can be quick mix work to the ammonium nitrate calcium, reached the effect that improves mixing efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the hollow shaft and its connecting members according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
In the figure: 1-mixing kettle, 2-filter screen, 3-apron, 4-protective box, 5-motor, 6-first bevel gear, 7-second bevel gear, 8-third bevel gear, 9-hollow pivot, 10-puddler, 11-broken thorn, 12-pivot, 13-scraper blade, 14-rotor plate, 15-crushing sword, 16-feeder hopper.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following.
As shown in fig. 1 to 4, an ammonium calcium nitrate water-soluble fertilizer mixing device comprises a mixing kettle 1, wherein a filter screen 2 is fixedly arranged on the inner wall of the mixing kettle 1, the filter screen 2 is positioned at the bottom of the mixing kettle 1, a cover plate 3 is fixedly arranged on the top side of the mixing kettle 1, one side of the cover plate 3 is fixedly connected with a protective box 4, one side of the protective box 4 is fixedly provided with a motor 5, the output end of the motor 5 is fixedly connected with a first bevel gear 6, the outer surface of the first bevel gear 6 is meshed with a second bevel gear 7 and a third bevel gear 8, the inner wall of a key groove of the second bevel gear 7 is fixedly connected with a hollow rotating shaft 9, the outer surface of the hollow rotating shaft 9 is fixedly connected with a plurality of stirring rods 10, the outer surfaces of the stirring rods 10 are fixedly connected with a plurality of crushing thorns 11, the inner wall of the key groove of the third bevel gear 8 is fixedly connected with a rotating shaft 12, the bottom end of the rotating shaft 12 is fixedly connected with a scraping plate 13, the scraper 13 can scrape the caked ammonium calcium nitrate on the filter screen 2, the two ends of the scraper 13 are fixedly connected with the rotating plate 14, one side of the rotating plate 14 is fixedly connected with the plurality of crushing cutters 15, the motor 5 is started in the process of mixing the ammonium calcium nitrate, the rotating shaft 12 is rotated under the transmission action of the first bevel gear 6 and the third bevel gear 8, the scraper 13 scrapes the caked ammonium calcium nitrate filtered on the filter screen 2 at the moment and stirs the caked ammonium calcium nitrate, the caked ammonium calcium nitrate floats, the rotating plate 14 drives the crushing cutters 15 to rotate along with the rotation of the scraper 13, the hollow rotating shaft 9 is rotated under the transmission action of the first bevel gear 6 and the second bevel gear 7 at the moment, the stirring rod 10 drives the crushing thorn 11 to rotate at the moment, the crushing work is carried out on the agglomerated ammonium calcium nitrate through the crushing thorns 11 while the rotation is carried out, and meanwhile, the mixing work is carried out on the crushed ammonium calcium nitrate.
As an alternative technical scheme of the utility model, a feeding hopper 16 is fixedly connected to one side of the cover plate 3, the feeding hopper 16 is funnel-shaped, and materials are conveniently added into the mixing kettle 1 through the feeding hopper 16.
As an alternative technical scheme of the utility model, the first bevel gear 6, the second bevel gear 7 and the third bevel gear 8 are all positioned in the protective box 4, and the protective box 4 is used for protecting the first bevel gear 6, the second bevel gear 7 and the third bevel gear 8, so that the influence of external factors on the first bevel gear 6, the second bevel gear 7 and the third bevel gear 8 can be greatly avoided, and the service lives of the first bevel gear 6, the second bevel gear 7 and the third bevel gear 8 are ensured.
As an alternative technical scheme of the utility model, the center position of the hollow rotating shaft 9 is the same as the center position of the rotating shaft 12, a part of the rotating shaft 12 is positioned in the hollow rotating shaft 9, the diameter of the rotating shaft 12 is smaller than the inner diameter of the hollow rotating shaft 9, and the phenomenon that the rotating shaft 12 interferes with the hollow rotating shaft 9 in the rotating process can be avoided, so that the hollow rotating shaft 9 and the rotating shaft 12 can smoothly rotate.
As an alternative technical scheme of the utility model, the scraping plate 13 is attached to the top side of the filter screen 2, the scraping plate 13 is in sliding connection with the filter screen 2, the rotating plate 14 is attached to the inner wall of the mixing kettle 1, and the rotating plate 14 is in sliding connection with the inner wall of the mixing kettle 1, so that the scraping plate 13 can drive the rotating plate 14 to smoothly rotate.
As an alternative technical scheme of the utility model, the length of the crushing cutters 15 is smaller than the minimum distance from the rotating plate 14 to the hollow rotating shaft 9, so that the interference phenomenon between the crushing cutters 15 and the hollow rotating shaft 9 in the rotating process is avoided, and a plurality of crushing cutters 15 and a plurality of stirring rods 10 are distributed in a staggered manner.
As an alternative technical scheme of the utility model, the hollow rotating shaft 9 penetrates through the cover plate 3, the hollow rotating shaft 9 is rotationally connected with the cover plate 3 through a bearing, the top end of the rotating shaft 12 is rotationally connected with the protective box 4 through a bearing, and the hollow rotating shaft 9 and the rotating shaft 12 are supported, so that the stability of the rotating shaft 12 and the hollow rotating shaft 9 in rotation is ensured.
As an alternative solution of the present utility model, the gear ratio between the first bevel gear 6 and the second bevel gear 7 is different from the gear ratio between the first bevel gear 6 and the third bevel gear 8, so that the rotational speeds between the rotating shaft 12 and the hollow rotating shaft 9 are different.
The ammonium calcium nitrate water-soluble fertilizer mixing device has the following working principle:
after adding ammonium nitrate to the inside of mixing kettle 1, if the phenomenon of caking appears, filter screen 2 will block the ammonium nitrate of caking this moment, and simultaneously start motor 5, make pivot 12 rotatory under the transmission effect of first bevel gear 6 and third bevel gear 8, scraper 13 will scrape the cubic ammonium nitrate that filters on filter screen 2 this moment, and stir the ammonium nitrate of caking, make the ammonium nitrate of caking float, and along with the rotation of scraper 13, rotor plate 14 drives crushing sword 15 rotation, can break up cubic ammonium nitrate through rotatory crushing sword 15, and make hollow pivot 9 rotatory under the transmission effect of first bevel gear 6 and second bevel gear 7 this moment, puddler 10 drives crushing thorn 11 rotation this moment, carry out crushing work through crushing thorn 11 to the ammonium nitrate of caking when carrying out the rotation.
To sum up, this ammonium nitrate calcium water-soluble fertilizer mixing arrangement, through filter screen 2, motor 5, first bevel gear 6, second bevel gear 7, third bevel gear 8, hollow pivot 9, puddler 10, broken thorn 11, pivot 12, scraper blade 13, rotor plate 14 and the cooperation setting of broken sword 15, can filter the ammonium nitrate calcium of caking, and can carry out crushing work to the ammonium nitrate calcium of caking, can stir mixing work to ammonium nitrate calcium and water in the crushing simultaneously, thereby avoid the emergence of caking phenomenon, can be quick mix the work to the ammonium nitrate calcium, reached the effect that improves mixing efficiency.
Claims (8)
1. The utility model provides an ammonium calcium nitrate water-soluble fertilizer mixing arrangement which characterized in that: including mixing kettle (1), the inner wall fixed mounting of mixing kettle (1) has filter screen (2), the top side fixed mounting of mixing kettle (1) has apron (3), one side fixedly connected with protective housing (4) of apron (3), one side fixed mounting of protective housing (4) has motor (5), the output fixedly connected with first bevel gear (6) of motor (5), the surface engagement of first bevel gear (6) has second bevel gear (7) and third bevel gear (8), the keyway inner wall fixedly connected with hollow pivot (9) of second bevel gear (7), the surface fixedly connected with puddler (10) of hollow pivot (9), a plurality of the equal fixedly connected with thorn (11) of surface of puddler (10), the equal fixedly connected with pivot (12) of keyway inner wall of third bevel gear (8), the bottom fixedly connected with scraper blade (13) of pivot (12), the equal fixedly connected with rolling plate (14) of both ends of scraper blade (13), one side fixedly connected with broken sword (15) of rolling plate (14).
2. The ammonium calcium nitrate water-soluble fertilizer mixing device according to claim 1, wherein: one side of the cover plate (3) is fixedly connected with a feed hopper (16).
3. The ammonium calcium nitrate water-soluble fertilizer mixing device according to claim 2, wherein: the first bevel gear (6), the second bevel gear (7) and the third bevel gear (8) are all positioned in the protective box (4).
4. A calcium ammonium nitrate water-soluble fertilizer mixing device according to claim 3, wherein: the center of the hollow rotating shaft (9) is the same as the center of the rotating shaft (12), a part of the rotating shaft (12) is positioned in the hollow rotating shaft (9), and the diameter of the rotating shaft (12) is smaller than the inner diameter of the hollow rotating shaft (9).
5. The water-soluble fertilizer mixing device for calcium ammonium nitrate according to claim 4, wherein: the scraper blade (13) is laminated with the top side of filter screen (2), scraper blade (13) and filter screen (2) sliding connection, rotor plate (14) are laminated with the inner wall of mixing kettle (1), rotor plate (14) and the inner wall sliding connection of mixing kettle (1).
6. The ammonium calcium nitrate water-soluble fertilizer mixing device according to claim 5, wherein: the length of the crushing cutters (15) is smaller than the minimum distance from the rotating plate (14) to the hollow rotating shaft (9), and a plurality of the crushing cutters (15) and a plurality of stirring rods (10) are distributed in a staggered mode.
7. The apparatus for mixing ammonium calcium nitrate water-soluble fertilizer of claim 6, wherein: the hollow rotating shaft (9) penetrates through the cover plate (3), the hollow rotating shaft (9) is rotationally connected with the cover plate (3) through a bearing, and the top end of the rotating shaft (12) is rotationally connected with the protective box (4) through a bearing.
8. The apparatus for mixing ammonium calcium nitrate water-soluble fertilizer of claim 7, wherein: the gear ratio between the first bevel gear (6) and the second bevel gear (7) is different from the gear ratio between the first bevel gear (6) and the third bevel gear (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321611105.1U CN220026655U (en) | 2023-06-25 | 2023-06-25 | Ammonium calcium nitrate water-soluble fertilizer mixing arrangement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321611105.1U CN220026655U (en) | 2023-06-25 | 2023-06-25 | Ammonium calcium nitrate water-soluble fertilizer mixing arrangement |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220026655U true CN220026655U (en) | 2023-11-17 |
Family
ID=88741930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321611105.1U Active CN220026655U (en) | 2023-06-25 | 2023-06-25 | Ammonium calcium nitrate water-soluble fertilizer mixing arrangement |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220026655U (en) |
-
2023
- 2023-06-25 CN CN202321611105.1U patent/CN220026655U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4023734A (en) | Method and apparatus for communiting marine algae and the resulting product | |
CN210787036U (en) | Material mixing device is used in production of marine alga organic fertilizer | |
CN106732130A (en) | A kind of chemical fertilizer mixer | |
CN220026655U (en) | Ammonium calcium nitrate water-soluble fertilizer mixing arrangement | |
CN204482387U (en) | A kind of rice straw crushing and returning to field machine | |
CN216321623U (en) | Racoon dog feed cutting device | |
CN110270404A (en) | A kind of agricultural planting chemical fertilizer crushing grinding device | |
CN108371899A (en) | Planting soil stirring structure and ingredient stirring adjustment all-in-one machine | |
RU2336253C1 (en) | Method of obtaining sapropelic fertiliser | |
CN209714944U (en) | Reactor is used in a kind of new and effective humic acid fertilizer production | |
CN209885716U (en) | Water-soluble compound fertilizer apparatus for producing | |
CN215379756U (en) | Agricultural plant protection machine for restoring soil fertility | |
CN220733702U (en) | A mix material feed mechanism for planting kiwi fruit | |
CN207706704U (en) | Binary block form organic fertilizer applicator | |
CN217336439U (en) | Be applied to still field watering crops device of natural pond liquid | |
CN219879763U (en) | Compound fertilizer compounding device | |
CN206315891U (en) | A kind of particle mechanism of chemical fertilizer mixer | |
CN111362758A (en) | Organic compound fertilizer for ecological agriculture | |
CN111167330A (en) | Preparation facilities of compound fertilizer mixes ground paste | |
CN218941752U (en) | Paris polyphylla fertilizer distributor capable of avoiding root injury | |
CN213854377U (en) | Automatic batching equipment for macroelement water-soluble fertilizer | |
CN220177106U (en) | Urea grinds machine | |
CN217884456U (en) | Even fertilizer injection unit of solid fertilizer for agricultural | |
CN216087610U (en) | Land maintenance device | |
CN220211029U (en) | Fertilizer raw materials loading attachment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |