CN111386816A - Quantitative fertilizer injection unit of crops root - Google Patents
Quantitative fertilizer injection unit of crops root Download PDFInfo
- Publication number
- CN111386816A CN111386816A CN202010270806.8A CN202010270806A CN111386816A CN 111386816 A CN111386816 A CN 111386816A CN 202010270806 A CN202010270806 A CN 202010270806A CN 111386816 A CN111386816 A CN 111386816A
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- sliding
- outer cylinder
- cylinder body
- outer barrel
- quantitative
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C15/00—Fertiliser distributors
- A01C15/02—Fertiliser distributors for hand use
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C15/00—Fertiliser distributors
- A01C15/005—Undercarriages, tanks, hoppers, stirrers specially adapted for seeders or fertiliser distributors
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/04—Machines for making or covering holes for sowing or planting
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fertilizing (AREA)
Abstract
The invention relates to a fertilizing device, in particular to a quantitative fertilizing device for crop roots. The technical problem to be solved is how to design a crop root quantitative fertilization device which can apply fertilizer to the root of crops accurately, has uniform fertilization and saves fertilizer. A quantitative crop root fertilizing device comprises an outer barrel, wherein the interior of the outer barrel is hollow, a lifting handle is connected to the outer side of the top of the outer barrel, and a cover is in threaded connection with the top end of the outer barrel; the conical drill bit is connected to the bottom end of the outer cylinder, and a blanking port is formed in the bottom of the conical drill bit; the fertilizing mechanism is arranged in the middle of the outer barrel body and is used for fertilizing crops; and the fixing mechanism is arranged on the outer side of the outer barrel body and is used for fixing the fertilizing mechanism. The whole volume of this fertilizer injection unit is less, and it is convenient to fertilize, can carry out evenly fertilization to fertilizer through a ration section of thick bamboo moreover, practices thrift fertilizer.
Description
Technical Field
The invention relates to a fertilizing device, in particular to a quantitative fertilizing device for crop roots.
Background
The crop fertilization refers to an agricultural technical measure of applying a fertilizer into soil or spraying the fertilizer 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 increase economic benefits.
Known through search; the publication number is: CN203775849U patent discloses a root fertilizer applicator, which comprises a fertilizer barrel with a closed bottom end, a feed pipe communicated with the fertilizer barrel, and a perforating rod passing through the fertilizer barrel from top to bottom; the fertilizing barrel is internally provided with a guide sleeve fixed below the feeding pipe, the punching rod is fixedly provided with a guide post and an adjusting screw plug which are matched with the guide sleeve, and the punching rod is tensioned by a spring fixed in the fertilizing barrel. The above patents suffer from the following disadvantages: although this patent has overcome the defect that intensity of labour is little, the operating efficiency is high, the position of fertilizeing is accurate, the rate of fertilizer application is easy to control to a certain extent, nevertheless need frequently add the fertility complex operation from the inlet tube when fertilizeing, fertilizer is difficult to flow into soil and punches all depths in addition, and fertilizer gives suddenly absorbing easily midway, is difficult to guarantee the fertilization effect, has caused the waste to fertilizer to a certain extent.
Disclosure of Invention
In order to overcome when fertiliziing fertilizer be difficult to flow into soil and punch all depths, fertilizer is given suddenly absorbing easily midway, is difficult to guarantee the fertilization effect, has caused extravagant shortcoming to fertilizer to a certain extent, and the technical problem that solves is: the crop root quantitative fertilizing device can apply fertilizer to crop roots accurately, evenly and save fertilizer.
A quantitative crop root fertilizing device comprises an outer barrel, wherein the interior of the outer barrel is hollow, a lifting handle is connected to the outer side of the top of the outer barrel, and a cover is in threaded connection with the top end of the outer barrel; the conical drill bit is connected to the bottom end of the outer cylinder, and a blanking port is formed in the bottom of the conical drill bit; the fertilizing mechanism is arranged in the middle of the outer barrel body and is used for fertilizing crops; and the fixing mechanism is arranged on the outer side of the outer barrel body and is used for fixing the fertilizing mechanism.
More preferably, the fertilizing mechanism comprises an inner cylinder body which is slidably arranged in the middle of the outer cylinder body, the bottom of the inner cylinder body is connected with an arc-shaped plugging block for plugging a blanking port at the bottom of the conical drill bit, and the arc-shaped plugging block is in sliding fit with the blanking port; the fixed shaft is connected to the center of the top of the inner barrel body, a quantitative barrel is rotatably arranged on the outer side of the fixed shaft, and a discharging through groove is formed in the eccentric position of the quantitative barrel; the material blocking plate is connected with the top of the fixed shaft, and a blanking hole is formed in the eccentric position of the material blocking plate; the middle part of the outer side of the inner cylinder body is connected with two sliding blocks which are arranged in a bilateral symmetry manner, the sliding blocks penetrate through the outer cylinder body, and the sliding blocks are in sliding fit with the lower part of the outer cylinder body; the connecting ring is connected between the bottoms of the two sliding blocks; the connecting ring is sleeved on the outer cylinder body; the return spring is connected to the bottom of the connecting ring, and the bottom end of the return spring is connected with the outer wall of the outer cylinder; the reset spring is also sleeved on the outer cylinder body.
More preferably, the fixing mechanism comprises a disc, and the discs are rotatably arranged on the sliders on the left side and the right side; the torsional spring is connected between the disc and the sliding block; the arc wedge block is connected to the outer end face of the disc; the positioning column is connected to the rear side of the sliding block in a sliding mode, a tension spring is connected between the positioning column and the sliding block, one end of the positioning column is connected with a contact shaft, the contact shaft is in contact fit with the arc-shaped wedge block, positioning grooves are formed in the left side and the right side of the outer barrel, and the positioning grooves are in plug fit with the positioning column; the sliding sleeve is slidably sleeved in the middle of the outer side of the outer cylinder body; and the first connecting rods are connected to the left side and the right side of the bottom end of the sliding sleeve, and connecting rods are hinged between the bottom ends of the left side and the right side of the first connecting rods and eccentric positions of the inner side surfaces of the left side and the right side of the discs respectively.
More preferably, the stirring device further comprises a stirring mechanism, wherein the stirring mechanism comprises a lifting frame which is arranged on the front side of the sliding sleeve, and a rack is connected to the right side in the lifting frame; the stirring shaft is rotatably connected in the outer cylinder above the inner cylinder; the front end of the stirring shaft penetrates through the outer barrel and is connected with a gear, the gear is located in the lifting frame, and the gear is meshed with the rack.
More preferably, the device also comprises a handle arranged on the upper part of the outer cylinder body; a handle is arranged below the handle and is in sliding connection with the outer barrel; and the second connecting rod is connected between the handle and the sliding sleeve.
More preferably, the cylinder body is characterized by further comprising pedals, the outer cylinder body below the return spring is connected with two pedals, and the two pedals are arranged in a bilateral symmetry mode.
More preferably, the material guide device further comprises a material guide hopper, wherein the top of the material blocking plate is connected with the material guide hopper, and the material guide hopper is connected to the position of the material falling hole of the material blocking plate.
More preferably, the material stopping device further comprises a material guiding hopper, wherein the top of the material stopping disc is connected with the material guiding hopper, and the material guiding hopper is connected to the position of the material falling hole of the material stopping disc.
Compared with the prior art, the invention has the following advantages: 1. the whole volume of this fertilizer injection unit is less, and it is convenient to fertilize, can carry out evenly fertilization to fertilizer through a ration section of thick bamboo moreover, practices thrift fertilizer.
2. Can fix fertilizing mechanism through fixed establishment, avoid conical bit arc sprue rebound when inserting in soil, can prevent that soil from getting into the urceolus internally.
3. Can avoid the internal fertility caking of urceolus through rabbling mechanism to can guarantee in the better entering ration section of thick bamboo of fertilizer.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a first partial perspective view of the present invention.
Fig. 3 is a second partial perspective view of the present invention.
Fig. 4 is a partial perspective view of the fertilizing mechanism of the invention.
Fig. 5 is an enlarged view of a partial structure of the present invention.
FIG. 6 is an enlarged view of a quantification cylinder of the present invention.
Fig. 7 is a perspective view of the securing mechanism of the present invention.
Fig. 8 is a third partial perspective view of the present invention.
Number designation in the figures: 1. the automatic feeding device comprises an outer cylinder body, a handle, a cover, a conical drill bit, a fertilizing mechanism, a fertilizer applying mechanism, a 51 inner cylinder body, an arc-shaped block, a fixed shaft 53, a quantifying cylinder 54, a material blocking disc 55, a sliding block 56, a connecting ring 57, a return spring 58, a fixing mechanism 6, a disc 61, a torsion spring 62, an arc-shaped wedge block 63, a positioning column 64, a tension spring 65, a contact shaft 66, a sliding sleeve 67, a sliding sleeve 68, a first connecting rod 69, a connecting rod 7, a stirring mechanism 71, a lifting frame 72, a stirring shaft 73, a gear 73, a rack 74, a handle 8, a handle 9, a second connecting rod 10, a pedal 11 and a material guiding hopper 12.
Detailed Description
The invention will be further described with reference to examples of embodiments shown in the drawings to which the invention is attached.
Example one
A crop root quantitative fertilization device is shown in figures 1-7 and comprises an outer barrel body 1, a lifting handle 2, a cover 3, a conical drill bit 4, a fertilization mechanism 5 and a fixing mechanism 6, wherein the inner portion of the outer barrel body 1 is arranged in a hollow mode, the lifting handle 2 is connected to the outer side of the top of the outer barrel body 1, the cover 3 is in threaded connection with the top of the outer barrel body 1, the conical drill bit 4 is connected to the bottom end of the outer barrel body 1, a blanking hole is formed in the bottom of the conical drill bit 4 and is arc-shaped, the fertilization mechanism 5 is arranged in the middle of the outer barrel body 1, the fixing mechanism 6 is arranged on the outer side of the outer barrel body 1, and.
The fertilizing mechanism 5 comprises an inner cylinder body 51, an arc-shaped block 52, a fixed shaft 53, a quantifying cylinder 54, a material blocking disc 55, a sliding block 56, a connecting ring 57 and a return spring 58, wherein the inner cylinder body 51 is arranged at the inner middle part of the outer cylinder body 1 in a sliding manner, the arc-shaped block 52 used for blocking a blanking port at the bottom of the conical drill bit 4 is connected to the bottom of the inner cylinder body 51, the arc-shaped block 52 is in sliding fit with the blanking port, the fixed shaft 53 is connected to the center of the top of the inner cylinder body 51, the quantifying cylinder 54 is rotatably arranged on the outer side of the fixed shaft 53, a discharging through groove is formed in the eccentric position of the quantifying cylinder 54, the diameter of the quantifying cylinder 54 is equal to that of the inner cylinder body 51, the material blocking disc 55 is connected to the top of the fixed shaft 53, a blanking hole is formed in the eccentric position of the top of the inner cylinder body 51, a material guiding through groove extending downwards, the middle part of the inner side of the outer barrel body 1 is connected with a positioning rod, the tail end of the positioning rod extends into the sliding groove, the middle part of the outer side of the inner barrel body 51 is connected with two sliding blocks 56, the two sliding blocks 56 are arranged in a bilateral symmetry mode, the sliding blocks 56 penetrate out of the outer barrel body 1, the sliding blocks 56 are in sliding fit with the lower portion of the outer barrel body 1, a connecting ring 57 is connected between the bottoms of the two sliding blocks 56, the bottom of the connecting ring 57 is connected with a reset spring 58, the bottom end of the reset spring 58 is connected with the outer wall of.
The fixing mechanism 6 comprises a disc 61, a torsion spring 62, an arc wedge 63, a positioning column 64, a tension spring 65, a contact shaft 66, a sliding sleeve 67, a first connecting rod 68 and a connecting rod 69, be equipped with disc 61 on the slider 56 of the left and right sides all the rotary type, be connected with torsional spring 62 between disc 61 and the slider 56, be connected with arc voussoir 63 on the outer terminal surface of disc 61, slider 56 rear side sliding type ground is connected with reference column 64, be connected with extension spring 65 between reference column 64 and the slider 56, the one end of reference column 64 is connected with contact shaft 66, contact shaft 66 and arc voussoir 63 contact fit, the constant head tank has all been opened to the outer barrel 1 left and right sides, the constant head tank cooperatees with reference column 64 grafting, the outside middle part of outer barrel 1 is overlapped with sliding sleeve 67 sliding sleeve, the left and right sides of sliding sleeve 67 bottom all is connected with head rod 68, the articulated connecting rod 69 that is connected with between the eccentric position of the medial surface of left and right.
When the cover 3 is opened, fertilizer can be poured into the outer barrel body 1, the fertilizer enters the discharging through groove on the quantifying barrel 54 through the blanking hole on the material blocking plate 55, when root fertilization needs to be carried out on crops, the conical drill 4 is inserted into soil, then the sliding sleeve 67 is pulled to move upwards, the sliding sleeve 67 moves upwards to drive the disc 61 to rotate through the first connecting rod 68 and the connecting rod 69, the torsion spring 62 is compressed, the disc 61 pushes the contact shaft 66 to be far away from the disc 61 through the arc-shaped wedge block 63 when rotating, the positioning column 64 is pulled out from the positioning groove, then the sliding sleeve 67 is pulled upwards to pull the sliding block 56 to move upwards, the reset spring 58 is stretched, the sliding block 56 moves upwards to drive the inner barrel body 51 to move upwards, the quantifying barrel 54, the arc-shaped blocking block 52 and the material blocking plate 55 also move upwards when the inner barrel body 51 moves upwards, the quantifying barrel 54 rotates 90 degrees under the action of the quantifying positioning rod and the sliding groove, and the fertilizer in the discharging through groove falls into the soil through the material guiding through groove and the blanking port. So just can fertilize the crops root, the back that finishes of fertilizies, loosen sliding sleeve 67, sliding sleeve 67 downstream under reset spring 58's effect, a ration section of thick bamboo 54 resets along with 90 degrees of antiport under the effect of locating lever and spout, fertilizer in the outer barrel 1 continues to pass through the ejection of compact logical inslot that the ration section of thick bamboo 54 got into through the blanking hole, and drive disc 61 and reset under torsional spring 62's effect, disc 61 resets and drives arc voussoir 63 and reset, under extension spring 65's effect, reference column 64 inserts again and fixes in the locating lever. The operation is repeated in this way to continuously fertilize the roots of the crops.
Example two
On the basis of the first embodiment, please refer to fig. 2 and 8, further comprising a stirring mechanism 7, wherein the stirring mechanism 7 comprises a lifting frame 71, a stirring shaft 72, a gear 73 and a rack 74, the lifting frame 71 is connected to the front side of the sliding sleeve 67, the rack 74 is connected to the inner right side of the lifting frame 71, the stirring shaft 72 is rotatably connected to the inner portion of the outer cylinder 1 above the inner cylinder 51, the front end of the stirring shaft 72 penetrates through the outer cylinder 1 and is connected to the gear 73, the gear 73 is located in the lifting frame 71, and the gear 73 is engaged with the rack 74.
When sliding sleeve 67 upwards or when moving down, drive gear 73 through rack 74 and rotate, gear 73 rotates and drives the (mixing) shaft 72 and rotate, and (mixing) shaft 72 rotates and stirs the fertilizer in the outer barrel 1, so avoid the fertilizer caking in the outer barrel 1 to can guarantee in the better entering ration section of thick bamboo 54 of fertilizer.
Referring to fig. 2, the device further comprises a handle 8, a handle 9 and a second connecting rod 10, the handle 8 is connected to the left side and the right side of the upper portion of the outer cylinder 1, the handle 9 is arranged below the handle 8, the handle 9 is slidably connected with the outer cylinder 1, and the second connecting rod 10 is connected between the handle 9 and the sliding sleeve 67.
When the sliding sleeve 67 needs to be pulled to move upwards, the handle 8 is held by a hand, then the handle 9 is pulled to move upwards, the handle 9 moves upwards to pull the sliding sleeve 67 to move upwards through the second connecting rod 10, therefore, people do not need to bend down to pull the sliding sleeve 67, the sliding sleeve 67 is pulled more simply, and the labor intensity is reduced.
Referring to fig. 2, the device further includes pedals 11, two pedals 11 are connected to the outer cylinder 1 below the return spring 58, and the two pedals 11 are arranged in bilateral symmetry.
When the conical drill bit 4 needs to be penetrated into the soil, the pedal 11 is stepped downwards by feet, so that the effect of saving labor can be achieved.
Referring to fig. 3, the device further includes a material guiding hopper 12, the material guiding hopper 12 is connected to the top of the material blocking tray 55, and the material guiding hopper 12 is connected to the material dropping hole of the material blocking tray 55.
The fertilizer in the outer cylinder 1 can be prevented from being accumulated on the top of the baffle disc 55 by the guide hopper 12, so that the fertilizer in the outer cylinder 1 can be discharged more thoroughly.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a crops root quantitative fertilization device which characterized in that, including:
the inner part of the outer cylinder body is hollow, the outer side of the top of the outer cylinder body is connected with a handle, and the top end of the outer cylinder body is in threaded connection with a cover;
the conical drill bit is connected to the bottom end of the outer cylinder, and a blanking port is formed in the bottom of the conical drill bit;
the fertilizing mechanism is arranged in the middle of the outer barrel body and is used for fertilizing crops;
and the fixing mechanism is arranged on the outer side of the outer barrel body and is used for fixing the fertilizing mechanism.
2. The quantitative fertilization device for crop roots as claimed in claim 1, wherein the fertilization mechanism comprises:
the inner cylinder is arranged in the middle of the outer cylinder in a sliding manner, the bottom of the inner cylinder is connected with an arc-shaped plugging block for plugging a blanking port at the bottom of the conical drill bit, and the arc-shaped plugging block is in sliding fit with the blanking port;
the fixed shaft is connected to the center of the top of the inner barrel body, a quantitative barrel is rotatably arranged on the outer side of the fixed shaft, and a discharging through groove is formed in the eccentric position of the quantitative barrel;
the material blocking plate is connected with the top of the fixed shaft, and a blanking hole is formed in the eccentric position of the material blocking plate;
the middle part of the outer side of the inner cylinder body is connected with two sliding blocks which are arranged in a bilateral symmetry manner, the sliding blocks penetrate through the outer cylinder body, and the sliding blocks are in sliding fit with the lower part of the outer cylinder body;
the connecting ring is connected between the bottoms of the two sliding blocks; the connecting ring is sleeved on the outer cylinder body;
the return spring is connected to the bottom of the connecting ring, and the bottom end of the return spring is connected with the outer wall of the outer cylinder; the reset spring is also sleeved on the outer cylinder body.
3. The quantitative fertilization device for crop roots as claimed in claim 2, wherein the fixing mechanism comprises:
the sliding blocks on the left side and the right side are respectively provided with a disc in a rotating mode;
the torsional spring is connected between the disc and the sliding block;
the arc wedge block is connected to the outer end face of the disc;
the positioning column is connected to the rear side of the sliding block in a sliding mode, a tension spring is connected between the positioning column and the sliding block, one end of the positioning column is connected with a contact shaft, the contact shaft is in contact fit with the arc-shaped wedge block, positioning grooves are formed in the left side and the right side of the outer barrel, and the positioning grooves are in plug fit with the positioning column;
the sliding sleeve is slidably sleeved in the middle of the outer side of the outer cylinder body;
and the first connecting rods are connected to the left side and the right side of the bottom end of the sliding sleeve, and connecting rods are hinged between the bottom ends of the left side and the right side of the first connecting rods and eccentric positions of the inner side surfaces of the left side and the right side of the discs respectively.
4. The quantitative fertilization device for crop roots as claimed in claim 3, further comprising a stirring mechanism, wherein the stirring mechanism comprises:
the lifting frame is arranged on the front side of the sliding sleeve, and a rack is connected to the right side in the lifting frame;
the stirring shaft is rotatably connected in the outer cylinder above the inner cylinder;
the front end of the stirring shaft penetrates through the outer barrel and is connected with a gear, the gear is located in the lifting frame, and the gear is meshed with the rack.
5. The quantitative fertilization device for crop roots as claimed in claim 4, further comprising:
the handle is arranged on the upper part of the outer cylinder body; a handle is arranged below the handle and is in sliding connection with the outer barrel;
and the second connecting rod is connected between the handle and the sliding sleeve.
6. The quantitative fertilization device for crop roots as claimed in claim 5, further comprising:
the pedal, reset spring's below be connected with two footboards on the outer barrel, two the footboard is bilateral symmetry setting.
7. The quantitative fertilization device for crop roots as claimed in claim 6, further comprising: the material guide hopper is connected to the top of the material blocking plate, and the material guide hopper is connected to a material falling hole of the material blocking plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010270806.8A CN111386816B (en) | 2020-04-08 | 2020-04-08 | Quantitative fertilizer injection unit of crops root |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010270806.8A CN111386816B (en) | 2020-04-08 | 2020-04-08 | Quantitative fertilizer injection unit of crops root |
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| Publication Number | Publication Date |
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| CN111386816A true CN111386816A (en) | 2020-07-10 |
| CN111386816B CN111386816B (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010270806.8A Active CN111386816B (en) | 2020-04-08 | 2020-04-08 | Quantitative fertilizer injection unit of crops root |
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| CN (1) | CN111386816B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113615366A (en) * | 2021-09-24 | 2021-11-09 | 张春娇 | Quantitative fertilization tool for agricultural planting and use method thereof |
| CN114080884A (en) * | 2021-10-21 | 2022-02-25 | 浙江省耕地质量与肥料管理总站 | A fertile quantitative fertilization equipment of formula for grain and oil crop |
| CN114667827A (en) * | 2022-05-05 | 2022-06-28 | 齐福利 | Agricultural is with broken membrane seeder that has to get membrane and collect function |
| CN114679981A (en) * | 2022-03-28 | 2022-07-01 | 陕西省环境调查评估中心 | Ecological vegetation planting equipment for river ecological restoration and treatment |
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| CN206542720U (en) * | 2017-03-15 | 2017-10-10 | 张掖市农业科学研究院 | A kind of seeder and seeding apparatus |
| CN209914471U (en) * | 2019-04-23 | 2020-01-10 | 李洪亮 | Small fertilizer applicator |
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| US4158269A (en) * | 1977-08-15 | 1979-06-19 | Williams John G | Nutrient dispersal device |
| JPH08130929A (en) * | 1994-11-11 | 1996-05-28 | Ishikatsu Exterior:Kk | Transplanting device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113615366A (en) * | 2021-09-24 | 2021-11-09 | 张春娇 | Quantitative fertilization tool for agricultural planting and use method thereof |
| CN114080884A (en) * | 2021-10-21 | 2022-02-25 | 浙江省耕地质量与肥料管理总站 | A fertile quantitative fertilization equipment of formula for grain and oil crop |
| CN114679981A (en) * | 2022-03-28 | 2022-07-01 | 陕西省环境调查评估中心 | Ecological vegetation planting equipment for river ecological restoration and treatment |
| CN114667827A (en) * | 2022-05-05 | 2022-06-28 | 齐福利 | Agricultural is with broken membrane seeder that has to get membrane and collect function |
| CN114667827B (en) * | 2022-05-05 | 2023-08-25 | 微山优园生态农业科技有限公司 | Agricultural is with rupture of membranes seeder that has film collection function of getting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111386816B (en) | 2021-06-15 |
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