CN216567091U - Quantitative fertilization device for agriculture and forestry - Google Patents
Quantitative fertilization device for agriculture and forestry Download PDFInfo
- Publication number
- CN216567091U CN216567091U CN202220109672.6U CN202220109672U CN216567091U CN 216567091 U CN216567091 U CN 216567091U CN 202220109672 U CN202220109672 U CN 202220109672U CN 216567091 U CN216567091 U CN 216567091U
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- 230000004720 fertilization Effects 0.000 title claims abstract description 24
- 238000007599 discharging Methods 0.000 claims abstract description 32
- 239000002689 soil Substances 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 239000003337 fertilizer Substances 0.000 abstract description 42
- 239000002699 waste material Substances 0.000 abstract description 6
- 239000008187 granular material Substances 0.000 description 10
- 230000006872 improvement Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model relates to a quantitative fertilization device for agriculture and forestry, belonging to the technical field of agricultural machinery; the discharge pipe is obliquely arranged on the bottom surface of the frame of the cart body, and the upper end of the discharge pipe is communicated with the inside of the quantitative discharge cavity; an output shaft of the first motor is rotatably arranged on the front side wall inside the quantitative discharging cavity through a bearing after rotating to penetrate through the rear side wall of the box body through the bearing; the sleeve is fixedly sleeved on the output shaft of the first motor in the quantitative discharging cavity; the quantitative plates are a plurality of and are respectively fixedly arranged on the outer side wall of the sleeve in an equal fillet manner; the front side wall and the rear side wall of the quantitative plate are respectively contacted with the front side wall and the rear side wall of the quantitative discharging cavity; dig the mechanism of digging soil and set up on the left shallow body frame of box, can quantify the fertilization work of carrying out fertilizer, simultaneously, easy and simple to handle, conveniently fertilize to each position of agriculture and forestry, what fertilize adopted is mechanized to dig the hole, then the mode of fertilizeing, has reduced the waste of fertilizer.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, concretely relates to quantitative fertilizer injection unit is used in agriculture and forestry.
Background
Fertilizing, which is an agricultural technical measure that a fertilizer is applied to soil or sprayed on plants to provide nutrients required by the plants and maintain and improve the soil fertility; the main purposes of fertilization are to increase crop yield, improve crop quality, fertilize soil and improve economic benefits, so that reasonable and scientific fertilization is one of the main means for guaranteeing grain safety and maintaining sustainable development of agriculture.
At present the fertilization need be through artifical manual digging pit, then shed through the manual work, lead to the fertilization quantity can't carry out effectual control, and too little agricultural plant of fertilization can't normal growth, and too much fertilization can cause the waste of fertilizer to cause certain wasting of resources, consequently need a quantitative fertilization device for agriculture and forestry urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a reasonable in design's quantitative fertilizer injection unit for agriculture and forestry, can quantify carry out the fertilization work of fertilizer, simultaneously, easy and simple to handle, convenient each position to agriculture and forestry fertilizes, what fertilize the adoption is mechanized to dig a hole, then the mode of fertilizeing has reduced the waste of fertilizer.
In order to achieve the above purpose, the utility model adopts the following technical proposal: the electric trolley comprises a trolley body, a box body and an electric cabinet, wherein the electric cabinet and the box body are fixedly arranged on the top surface of a trolley frame of the trolley body, and the box body is of a hollow structure with an opening at the upper side; a feeding cavity is formed in the upper side of the interior of the box body, and a quantitative discharging cavity is formed in the lower side of the feeding cavity in a penetrating manner;
it also includes:
the discharge pipe is obliquely arranged on the bottom surface of the frame of the cart body, and the upper end of the discharge pipe is communicated with the inside of the quantitative discharge cavity;
the output shaft of the first motor is rotatably arranged on the front side wall inside the quantitative discharging cavity through the bearing after rotating to penetrate through the rear side wall of the box body through the bearing; the first motor is connected with a power supply of the electric cabinet;
the sleeve is fixedly sleeved on a first motor output shaft in the quantitative discharging cavity;
the quantitative plates are multiple and are respectively fixedly arranged on the outer side wall of the sleeve in an equal fillet manner; the front side wall and the rear side wall of the quantitative plate are respectively contacted with the front side wall and the rear side wall of the quantitative discharging cavity;
the soil digging mechanism is arranged on the cart body frame on the left side of the box body;
move the device to the position of waiting to fertilize through promoting the shallow body, dig out the hole of fertilizeing earlier through the mechanism of digging earth subaerial, then carry the inside in feeding chamber with the fertilizer granule, the fertilizer granule enters into the inside in ration ejection of compact chamber through the feeding chamber, the output of a motor drives the sleeve pipe and rotates, and then drive the ration board and rotate, after the space between two ration boards up finishes through the fertilizer granule is filled, a motor drives the downside that next ration board moved the feeding chamber and carries out fertilizer granule and load, and then the volume of ejection of compact at every turn has been controlled, move the upper end of discharging pipe when the fertilizer granule, discharge the inside in fertilizer hole through the discharging pipe, the fertilization is accomplished promptly.
As a further improvement of the present invention, the soil cutting mechanism comprises:
the second motor is fixedly arranged on the cart body frame on the left side of the box body through a motor support and is connected with a power supply in the electric cabinet;
the upper end of the threaded rod is fixedly connected with the output end of the second motor, and the lower end of the threaded rod is rotatably connected with a lifting column through threads after rotating to penetrate through the top surface of the frame of the cart body through a bearing;
the two guide rods are symmetrically and vertically fixedly arranged on the bottom surfaces of the cart body frames at the left side and the right side of the threaded rod; the lower end of the guide rod is movably arranged in a guide groove formed in the lifting column in a penetrating way;
the adjusting column is arranged on the lower side of the lifting column; the upper side and the lower side of the left side wall and the right side wall of the adjusting column are symmetrically hinged with a first transmission rod; the middle part of the first transmission rod positioned at the upper side is rotatably connected with a second transmission rod through a rotating shaft and a bearing, and the upper end of the second transmission rod is rotatably connected with the peripheral wall of the bottom of the lifting column through a hinge seat;
the lower end of the first electric push rod is fixedly embedded in the adjusting column, and the upper end of the first electric push rod is fixedly arranged on the bottom surface of the lifting column; the first electric push rod is connected with a power supply in the electric cabinet;
the two annular knife boards are respectively and symmetrically arranged on the left side and the right side of the adjusting column; the other end of the first transmission rod is hinged with the inner side wall of the corresponding annular knife plate through a hinge seat.
Through the design of the technical scheme, the second motor is started through the electric cabinet, the output end of the second motor drives the threaded rod to rotate, the lifting column is further driven to descend, the cutting ring plate is cut into the ground along with the continuous descending of the lifting column, the first electric push rod is started to extend, the first electric push rod is used for regulating the descending of the column, the cutting ring plates on the left side and the right side clamp the soil in the middle of the cutting ring plate through the transmission effect of the first transmission rod and the second transmission rod, then the output end of the second motor rotates reversely, the cutting ring plate ascends, and a fertilizer applying pit is formed in the ground; and (4) after the fertilization is finished, separating the cutting rings on the two sides, and enabling the soil to fall down to cover the fertilizer.
As a further improvement of the invention, a second electric push rod is vertically and fixedly arranged on the bottom surface of the adjusting column, and the lower end of the second electric push rod is fixedly connected with a push plate; the second electric push rod is connected with a power supply in the electric cabinet.
Through the design of above-mentioned technical scheme, live soil when the cutting ring board clamp, then when transferring soil, No. two electric putter extensions, the push pedal is from pushing away downwards between the cutting ring with soil.
As a further improvement of the invention, a graphite gasket is fixedly arranged on the end surface of the quantitative plate, and the graphite gasket is in contact with the peripheral wall of the quantitative discharging cavity.
Through the design of the technical scheme, the sealing performance between the quantitative plate and the inner side wall of the quantitative discharging cavity is improved through the graphite gasket, and meanwhile, the rotation of the quantitative plate is not influenced.
As a further improvement of the invention, an observation window is fixedly embedded in the front side wall of the box body.
Through the design of the technical scheme, the discharge amount between the quantitative plates is observed through the observation window.
As a further improvement of the invention, the lower end of the guide rod is fixedly connected with a limit plate, and the limit plate is limited with the opening end on the upper side of the guide groove.
Through the design of the technical scheme, the limit plate limits the downward movement stroke of the lifting column.
Compared with the prior art, the beneficial effects of the utility model are that: a quantitative fertilization device for agriculture and forestry, the utility model has the advantages of set up rationally, can quantify the fertilization work that carries out fertilizer, simultaneously, easy and simple to handle, each position to agriculture and forestry is conveniently fertilized, what fertilize the adoption is mechanized pit digging, then the mode of fertilizeing has reduced the waste of fertilizer, the cost of manufacture is low.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a rear view of fig. 1.
Fig. 3 is an enlarged view of a portion a in fig. 1.
Description of reference numerals:
the automatic quantitative material-discharging cart comprises a cart body 1, a box body 2, an electric cabinet 3, a feeding cavity 4, a quantitative material-discharging cavity 5, a material-discharging pipe 6, a first motor 7, a sleeve 8, a quantitative plate 9, an earth-digging mechanism 10, a second motor 10-1, a threaded rod 10-2, a lifting column 10-3, a guide rod 10-4, a guide groove 10-5, an adjusting column 10-6, a first transmission rod 10-7, a second transmission rod 10-8, a first electric push rod 10-9, a cutting ring plate 10-10, a second electric push rod 11, a push plate 12, a graphite gasket 13, an observation window 14 and a limiting plate 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
referring to fig. 1-3, the present embodiment includes a cart body 1, a box body 2 and an electric cabinet 3, the electric cabinet 3 and the box body 2 are fixedly arranged on the top surface of the cart frame of the cart body 1 through bolts, and the box body 2 is a hollow structure with an opening at the upper side; a feeding cavity 4 is formed in the upper side of the interior of the box body 2, and a quantitative discharging cavity 5 is formed in the lower side of the feeding cavity 4 in a penetrating manner;
it also includes:
the discharge pipe 6 is obliquely arranged on the bottom surface of the frame of the cart body 1 through bolts, and the upper end of the discharge pipe 6 is communicated with the inside of the quantitative discharge cavity 5;
the first motor 7 is fixedly arranged on the rear side wall of the box body 2 through a motor support and a bolt, and an output shaft of the first motor 7 is rotatably arranged on the front side wall inside the quantitative discharging cavity 5 through a bearing after rotating to penetrate through the rear side wall of the box body 2 through the bearing; the first motor 7 is connected with a power supply of the electric cabinet 3;
the sleeve 8 is fixedly sleeved on an output shaft of a first motor 7 in the quantitative discharging cavity 5;
the quantitative plates 9 are provided in plurality, and the quantitative plates 9 are fixedly welded on the outer side wall of the sleeve 8 with equal fillets respectively; the front side wall and the rear side wall of the quantitative plate 9 are respectively contacted with the front side wall and the rear side wall of the quantitative discharging cavity 5; a graphite gasket 13 is fixedly arranged on the end face of the quantitative plate 9 through bolts, and the graphite gasket 13 is in contact with the peripheral wall of the quantitative discharging cavity 5; the sealing performance between the quantitative plate 9 and the inner side wall of the quantitative discharging cavity 5 is improved through the graphite gasket 13, and meanwhile, the rotation of the quantitative plate 9 is not influenced; an observation window 14 is fixedly embedded in the front side wall of the box body 2 through bolts; the discharge amount between the quantitative plates 9 is observed through an observation window 14;
the excavating mechanism 10 is arranged on the frame of the cart body 1 at the left side of the box body 2.
Through the above design scheme, promote shallow body 1 and remove the device to the position of waiting to fertilize, construct 10 through digging earlier and dig out the hole of giving fertilizer to poor free of charge at subaerial, then carry the inside of feeding chamber 4 with the fertilizer granule, the fertilizer granule enters into the inside of ration ejection of compact chamber 5 through feeding chamber 4, the output of a motor 7 drives sleeve pipe 8 and rotates, and then drive ration board 9 and rotate, after the space between two ration boards 9 up finishes through the fertilizer granule filling, a motor 7 drives next ration board 9 and moves the downside of feeding chamber 4 and carry out the fertilizer granule and load, and then controlled the volume of ejection of compact at every turn, move the upper end of discharging pipe 6 when the fertilizer granule, through the inside of discharging pipe 6 discharge to the fertilizer hole, the fertilization is accomplished promptly.
Example 2:
referring to fig. 1 and 3, the excavating mechanism 10 includes, in addition to embodiment 1:
the second motor 10-1 is fixedly arranged on the frame of the cart body 1 on the left side of the box body 2 through a motor support and a bolt, and the second motor 10-1 is connected with a power supply in the electric cabinet 3; the second motor 10-1 is a positive and negative rotation motor;
the upper end of the threaded rod 10-2 is fixedly connected with the output end of the second motor 10-1 through a coupler, and the lower end of the threaded rod 10-2 is rotatably connected with a lifting column 10-3 through threads after rotating to penetrate through the top surface of the frame of the cart body 1 through a bearing;
the number of the guide rods 10-4 is two, and the two guide rods 10-4 are symmetrically, vertically and fixedly welded on the bottom surfaces of the cart body 1 at the left side and the right side of the threaded rod 10-2; the lower end of the guide rod 10-4 is movably arranged in a guide groove 10-5 arranged on the lifting column 10-3 in a penetrating way; the lower end of the guide rod 10-4 is fixedly connected with a limit plate 15, and the limit plate 15 is limited with the opening end at the upper side of the guide groove 10-5; the limiting plate 15 limits the downward movement stroke of the lifting column 10-3;
the adjusting column 10-6 is arranged at the lower side of the lifting column 10-3, and the adjusting column 10-6 is arranged at the lower side of the lifting column 10-3; the upper side and the lower side of the left side wall and the right side wall of the adjusting column 10-6 are symmetrically hinged with a first transmission rod 10-7; the middle part of the first transmission rod 10-7 positioned at the upper side is rotatably connected with a second transmission rod 10-8 through a rotating shaft and a bearing, and the upper end of the second transmission rod 10-8 is rotatably connected with the peripheral wall at the bottom of the lifting column 10-3 through a hinged seat; a second electric push rod 11 is vertically and fixedly arranged on the bottom surface of the adjusting column 10-6, and the lower end of the second electric push rod 11 is fixedly connected with a push plate 12 through a bolt; the second electric push rod 11 is connected with a power supply in the electric cabinet 3;
the lower end of the first electric push rod 10-9 is fixedly embedded in the adjusting column 10-6 through a bolt, and the upper end of the first electric push rod 10-9 is fixedly arranged on the bottom surface of the lifting column 10-3 through a bolt; the first electric push rod 10-9 is connected with a power supply in the electric cabinet 3;
the number of the annular knife plates 10-10 is two, and the two annular knife plates 10-10 are respectively and symmetrically arranged on the left side and the right side of the adjusting column 10-6; the other end of the first transmission rod 10-7 is hinged with the inner side wall of the corresponding cutting ring plate 10-10 through a hinge seat.
Through the design of the technical scheme, the second motor 10-1 is turned on through the electric cabinet 3, the output end of the second motor 10-1 drives the threaded rod 10-2 to rotate, the lifting column 10-3 is further driven to descend, the annular cutter plates 10-10 cut into the ground along with the continuous descending of the lifting column 10-3, then the first electric push rod 10-9 is turned on, the first electric push rod 10-9 extends, the adjusting column 10-6 descends, the annular cutter plates 10-10 on the left side and the right side clamp the soil in the middle through the transmission action of the first transmission rod 10-7 and the second transmission rod 10-8, then the output end of the second motor 10-1 rotates reversely, the annular cutter plates 10-10 ascend, and a fertilizer applying pit is formed in the ground; and (3) after the fertilization is finished, separating the cutting ring plates 10-10 at the two sides, when the cutting ring plates 10-10 clamp the soil and then putting the soil down, extending the second electric push rod 11, pushing the soil downwards from between the cutting rings by the push plate 12, and allowing the soil to fall down and cover the fertilizer.
The specific use models of the first motor 7, the second motor 10-1, the first electric push rod 10-9 and the second electric push rod 11 are directly purchased, installed and used from the market according to use requirements.
When the utility model is used, the cart body 1 is pushed to move the device to the position to be fertilized, a fertilizer application pit is dug on the ground through the soil digging mechanism 10, then fertilizer particles are conveyed to the interior of the feeding cavity 4, the fertilizer particles enter the interior of the quantitative discharging cavity 5 through the feeding cavity 4, the output end of the first motor 7 drives the sleeve 8 to rotate, and further drives the quantitative plates 9 to rotate, after the gap between the two upward quantitative plates 9 is filled with the fertilizer particles, the first motor 7 drives the next quantitative plate 9 to move to the lower side of the feeding cavity 4 to fill the fertilizer particles, and further controls the amount of each discharging, when the fertilizer particles move to the upper end of the discharging pipe 6 and are discharged to the interior of the fertilizer pit through the discharging pipe 6, the fertilizing is completed, the annular knife plates 10-10 on both sides are separated, and when the annular knife plates 10-10 clamp soil, then when the soil is put down, the second electric push rod 11 extends, the push plate 12 pushes the soil downwards from between the ring cutters, and the soil falls down to cover on the fertilizer.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
1. the quantitative plates 9 are driven to rotate by the first motor 7, the quantitative discharging cavities 5 between every two quantitative plates 9 have the same volume, the fertilizer application work of the fertilizer can be quantitatively carried out, meanwhile, the operation is simple and convenient, the fertilizer can be conveniently applied to all positions of agriculture and forestry, the fertilizer application adopts a mechanical pit digging mode and then the fertilizer application mode, and the waste of the fertilizer is reduced;
2. carry out mechanized operation of digging a pit through digging a pit mechanism, then fertilize, reduced the waste of fertilizer.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A quantitative fertilization device for agriculture and forestry comprises a cart body (1), a box body (2) and an electric cabinet (3), wherein the electric cabinet (3) and the box body (2) are fixedly arranged on the top surface of a frame of the cart body (1), and the box body (2) is of a hollow structure with an opening at the upper side; a feeding cavity (4) is formed in the upper side of the interior of the box body (2), and a quantitative discharging cavity (5) is formed in the lower side of the feeding cavity (4) in a penetrating manner;
it is characterized in that it also comprises:
the discharge pipe (6) is obliquely arranged on the bottom surface of the frame of the trolley body (1), and the upper end of the discharge pipe (6) is communicated with the inside of the quantitative discharge cavity (5);
the first motor (7) is fixedly arranged on the rear side wall of the box body (2) through a motor support, and an output shaft of the first motor (7) is rotatably arranged on the front side wall inside the quantitative discharging cavity (5) through a bearing after rotating to penetrate through the rear side wall of the box body (2) through the bearing; the first motor (7) is connected with a power supply of the electric cabinet (3);
the sleeve (8) is fixedly sleeved on an output shaft of a first motor (7) in the quantitative discharging cavity (5);
the quantitative plates (9) are provided in a plurality, and are respectively fixedly arranged on the outer side wall of the sleeve (8) in an equal-fillet manner; the front side wall and the rear side wall of the quantitative plate (9) are respectively contacted with the front side wall and the rear side wall of the quantitative discharging cavity (5);
the soil digging mechanism (10) is arranged on the frame of the cart body (1) on the left side of the box body (2).
2. The quantitative fertilization device for agriculture and forestry according to claim 1, wherein: the soil excavating mechanism (10) comprises:
the second motor (10-1), the second motor (10-1) is fixedly arranged on the frame of the cart body (1) on the left side of the box body (2) through a motor support, and the second motor (10-1) is connected with a power supply in the electric cabinet (3);
the upper end of the threaded rod (10-2) is fixedly connected with the output end of the second motor (10-1), and the lower end of the threaded rod (10-2) is rotatably connected with a lifting column (10-3) through threads after rotating to penetrate through the top surface of the frame of the cart body (1) through a bearing;
the number of the guide rods (10-4) is two, and the two guide rods (10-4) are symmetrically and vertically fixedly arranged on the bottom surfaces of the cart bodies (1) at the left side and the right side of the threaded rod (10-2); the lower end of the guide rod (10-4) is movably arranged in a guide groove (10-5) formed on the lifting column (10-3) in a penetrating way;
the adjusting column (10-6), the adjusting column (10-6) is arranged at the lower side of the lifting column (10-3); the upper side and the lower side of the left side wall and the right side wall of the adjusting column (10-6) are symmetrically hinged with a first transmission rod (10-7); the middle part of the first transmission rod (10-7) positioned at the upper side is rotatably connected with a second transmission rod (10-8) through a rotating shaft and a bearing, and the upper end of the second transmission rod (10-8) is rotatably connected with the peripheral wall of the bottom of the lifting column (10-3) through a hinged seat;
the lower end of the first electric push rod (10-9) is fixedly embedded in the adjusting column (10-6), and the upper end of the first electric push rod (10-9) is fixedly arranged on the bottom surface of the lifting column (10-3); the first electric push rod (10-9) is connected with a power supply in the electric cabinet (3);
the number of the annular knife boards (10-10) is two, and the two annular knife boards (10-10) are respectively and symmetrically arranged on the left side and the right side of the adjusting column (10-6); the other end of the first transmission rod (10-7) is hinged with the inner side wall of the corresponding annular knife plate (10-10) through a hinge seat.
3. The quantitative fertilization device for agriculture and forestry according to claim 2, wherein: a second electric push rod (11) is vertically and fixedly arranged on the bottom surface of the adjusting column (10-6), and the lower end of the second electric push rod (11) is fixedly connected with a push plate (12); the second electric push rod (11) is connected with a power supply in the electric cabinet (3).
4. The quantitative fertilization device for agriculture and forestry according to claim 1, wherein: the end face of the quantitative plate (9) is fixedly provided with a graphite gasket (13), and the graphite gasket (13) is in contact with the peripheral wall of the quantitative discharging cavity (5).
5. The quantitative fertilization device for agriculture and forestry according to claim 1, wherein: an observation window (14) is fixedly embedded in the front side wall of the box body (2).
6. The quantitative fertilization device for agriculture and forestry according to claim 2, wherein: the lower end of the guide rod (10-4) is fixedly connected with a limiting plate (15), and the limiting plate (15) is limited with the opening end at the upper side of the guide groove (10-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220109672.6U CN216567091U (en) | 2022-01-17 | 2022-01-17 | Quantitative fertilization device for agriculture and forestry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220109672.6U CN216567091U (en) | 2022-01-17 | 2022-01-17 | Quantitative fertilization device for agriculture and forestry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216567091U true CN216567091U (en) | 2022-05-24 |
Family
ID=81635100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220109672.6U Expired - Fee Related CN216567091U (en) | 2022-01-17 | 2022-01-17 | Quantitative fertilization device for agriculture and forestry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216567091U (en) |
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2022
- 2022-01-17 CN CN202220109672.6U patent/CN216567091U/en not_active Expired - Fee Related
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Granted publication date: 20220524 |