CN110583119A - Implement is applyed to farmyard manure subsoiling - Google Patents
Implement is applyed to farmyard manure subsoiling Download PDFInfo
- Publication number
- CN110583119A CN110583119A CN201910808125.XA CN201910808125A CN110583119A CN 110583119 A CN110583119 A CN 110583119A CN 201910808125 A CN201910808125 A CN 201910808125A CN 110583119 A CN110583119 A CN 110583119A
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- underframe
- deep
- main transmission
- transmission
- farmyard manure
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- 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
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
- A01B49/06—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
- A01B49/065—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising the soil-working tools being actively driven
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
- Fertilizing (AREA)
Abstract
The invention discloses a farmyard manure deep scarification applying machine tool which comprises an underframe, a deep scarification device, a fertilization device and a driving transmission device, wherein the deep scarification device, the fertilization device and the driving transmission device are all arranged on the underframe of a frame structure; the deep loosening device is arranged at the front part of the underframe and in front of a discharge port of the underframe and comprises a deep loosening rack, a supporting beam, a main transmission box, an auxiliary transmission box and a spiral drill rod; the fertilizing device is arranged behind the deep scarification device and comprises a farmyard manure pond, a packing auger and a hard deep fertilizing pipe; the driving transmission device is fixedly arranged at the front end of the underframe and comprises a gearbox, and a universal coupling which can be connected with a power output shaft of a traction locomotive is arranged on an input shaft of the gearbox. The invention can realize that farmyard manure is deeply applied to the ground, reduce the environmental pollution and improve the nutrient decomposition efficiency of soil, and is particularly suitable for applying fertilizers to long tuber crops planted in deep soil such as Chinese yam, burdock and the like before planting and sowing.
Description
Technical Field
The invention relates to an agricultural machine, in particular to a farmyard manure deep scarification applying machine which is suitable for deep ploughing farmlands and applying organic fertilizers, and belongs to the technical field of agricultural mechanical equipment.
Background
Chemical fertilizer (chemical fertilizer for short), also called inorganic fertilizer, is a fertilizer containing one or several nutrient elements required for crop growth and made up by using chemical and/or physical method, and features simple components, high nutrient content, quick effect and strong fertility. The chemical fertilizer applied in China mainly comprises nitrogenous fertilizer, but phosphate fertilizer, potash fertilizer and compound fertilizer are less, and long-term application can cause soil nutrient imbalance and accelerate soil acidification. The application of the organic fertilizer can improve the soil structure, improve the absorption capacity of the soil and increase the adsorption capacity of soil colloid on toxic substances such as heavy metals and the like. Therefore, at present, China advocates applying organic fertilizers to farmlands.
Farmyard manure (also called green manure) is mostly organic fertilizer, which has various types, wide sources, large quantity, convenient local material taking and local use and lower cost, but the farmyard manure has the defects of bad smell, unsightly appearance and nausea, in addition, since farmyard manure is mostly massive excrement of cattle, pigs, chickens and ducks and the like, and has different shapes, sizes, hardness, viscosity and the like, the fertilizer applicator of chemical fertilizer cannot be used for fertilizing, therefore, the traditional farmyard manure applying mode is to transport the farmyard manure to the field and spray the farmyard manure on the surface of the soil by manpower after crushing, the manual fertilizing mode has the advantages of high labor intensity, low efficiency and uneven fertilizing, and farmyard manure exposed outside the soil can cause air pollution on one hand, and can cause low fertilizer efficiency and even generate certain side effect on the growth of crops on the other hand, and the manual soil covering process is usually needed.
To above-mentioned problem, go out equipment that current farmyard manure was used among the prior art, mechanical equipment such as equipment that farmyard manure and chemical fertilizer jointly used, still be little graininess more after still smashing because farmyard manure, consequently this type of equipment is carried the farmyard manure after the broken stirring through set up auger delivery ware in the fertilizer storehouse more, and spray through the bin outlet of equipartition, even be equipped with automatic earthing structure, can realize automatic earthing, but often only apply in the soil top layer, can cause soil to decompose the nutrient efficiency limited simultaneously and cause the phenomenon of burning seedlings easily in the seeding stage. Aiming at long tuber crops planted in deep soil such as Chinese yam, burdock and the like, particularly long tuber crops with the upright stems of the burdock reaching more than 2 meters, deep holes and deep ditches need to be drilled during planting and sowing, and the existing fertilizer applying equipment cannot realize deep underground fertilizer application.
Disclosure of Invention
Aiming at the problems, the invention provides a deep scarification applying machine for farmyard manure, which can realize deep ploughing and applying of farmyard manure, reduce environmental pollution and improve nutrient decomposition efficiency of soil, and is particularly suitable for ploughing and scarifying operation of long-tuber crop farmlands planted in deep soil such as Chinese yam, burdock and the like.
In order to realize the purpose, the farm manure deep scarification applying machine comprises an underframe, a deep scarification device, a fertilization device and a driving transmission device, wherein the deep scarification device, the fertilization device and the driving transmission device are all arranged on the underframe of a frame structure.
The front end of the underframe is provided with a connecting frame for connecting a traction locomotive, and the underframe is also provided with a discharge port which is communicated up and down.
The driving transmission device is fixedly arranged at the front end of the underframe and comprises a gearbox, and a universal coupling which can be connected with a power output shaft of the traction locomotive is arranged on an input shaft of the gearbox.
The deep loosening device is arranged at the front part of the underframe and in front of a discharge port of the underframe and comprises a deep loosening rack, a supporting beam, a main transmission box, an auxiliary transmission box and a spiral drill rod; a deep scarification rack of the gantry structure is vertically and fixedly arranged on the underframe; the supporting beam is arranged on the subsoiler frame through a vertically arranged guide mechanism, and a supporting beam lifting control component is arranged between the supporting beam and the subsoiler frame; the main transmission case is fixedly arranged on the supporting cross beam and comprises a vertically arranged main transmission shaft and a horizontally arranged auxiliary transmission shaft, the lower part of the main transmission shaft is inserted into the gearbox and is axially positioned through a bearing, the bottom end of the main transmission shaft is in transmission connection with the gearbox, the upper end of the main transmission shaft is erected on the subsoiler frame through the axial positioning of the bearing, the main transmission shaft is also provided with a main transmission bevel gear which is radially positioned and slidably connected with the main transmission shaft through an axial guiding connection mechanism, the main transmission bevel gear is axially positioned and arranged in the main transmission case, the auxiliary transmission shaft is erected between the main transmission case and the auxiliary transmission case through the bearing, and the auxiliary transmission shaft is in transmission connection with the main transmission bevel gear of the auxiliary transmission case and the main transmission case respectively; the auxiliary transmission boxes fixedly arranged on the supporting beam are arranged in a left-right symmetrical mode relative to the main transmission box, and power output shafts of the auxiliary transmission boxes vertically extend downwards; the top end of the auger stem is fixedly arranged on a power output shaft of the auxiliary transmission case.
The fertilizer applying device is arranged behind the deep scarification device and comprises a farmyard manure pond, a packing auger and a hard deep fertilizing pipe; the farmyard manure pool is erected and installed on the underframe, the bottom of the farmyard manure pool is provided with a discharge chute, and the discharge chute is arranged corresponding to the position of a discharge port of the underframe; the top end of a vertically arranged hard deep application pipe is fixedly arranged on a discharge port of the underframe in a butt joint mode, the hard deep application pipe is positioned between two spiral drill rods which are adjacent in the left-right direction, and the length dimension of the hard deep application pipe is matched with the length dimension of each spiral drill rod; the packing auger is vertically and fixedly installed in the hard deep application pipe, the helical blade of the packing auger is in clearance fit with the hard deep application pipe, and the packing auger is in transmission connection with the output shaft of the gearbox.
As a further improvement scheme of the invention, a plurality of auxiliary drill rod driving shafts are arranged at the bottom of the supporting cross beam in a rolling fit manner at positions corresponding to the power output shaft of the auxiliary transmission box, the auxiliary drill rod driving shafts are in transmission connection with the power output shaft of the auxiliary transmission box, and a plurality of spiral drill rods are respectively arranged on the auxiliary drill rod driving shafts and the power output shaft of the auxiliary transmission box.
As a further improvement of the invention, the rotation directions of two adjacent spiral drill rods positioned in front of the hard deep application pipe are opposite.
As a further improvement scheme of the invention, the rear part of the frame body is also provided with a retaining plate, and the retaining plate is obliquely arranged towards the rear lower part.
As a further improvement of the invention, the bottom of the farmyard manure pit is provided with a slope structure inclined towards the discharge chute.
As a further improvement scheme of the invention, an output shaft of the gearbox is in transmission connection with the packing auger through chain transmission.
Compared with the prior art, the farm manure deep scarification applying machine tool is arranged separately from the tractor, the motor tricycle and other traction locomotives, so that the farm manure deep scarification applying machine tool can be detached from the traction locomotives when not used, does not influence the independent use of the traction locomotives, and is convenient to detach and maintain; because the fertilizing device comprising the farmyard manure pond, the auger and the hard deep fertilizing pipe is arranged, the farmland can be deeply ploughed by the rotary tillage poking teeth in the rotating process of the rotary tillage roller, meanwhile, the auger is driven to rotate by the gearbox while the auger rotates, the farmyard manure is discharged into the position near the auger in the farmland through the hard deep fertilizing pipe under the conveying action of the auger, and the soil turned up by the auger is mixed and stirred with the discharged farmyard manure in the farmland, so that the deep scarification and fertilization are realized; during operating condition, this implement is applyed to farmyard manure subsoiling's whole focus is located auger stem's rear, consequently can provide the moment of torsion of overturning forward to can further improve the efficiency of loosening the soil, can realize applying fertilizer, reduce environmental pollution, improve soil and decompose nutrient efficiency deeply with farmyard manure, the specially adapted plants the fertilization before planting and sowing long tuber crop such as deep soil such as chinese yam, burdock.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of FIG. 1;
fig. 3 is a schematic view of the transmission structure of the subsoiler of the present invention.
In the figure: 1. the deep soil loosening device comprises a base frame, 11, a soil retaining plate, 2, a deep soil loosening device, 21, a deep soil loosening rack, 22, a supporting beam, 23, a main transmission box, 231, a main transmission shaft, 232, an auxiliary transmission shaft, 24, an auxiliary transmission box, 25, a spiral drill rod, 3, a fertilizing device, 31, a farmyard manure pond, 32, a packing auger, 33, a hard deep soil application pipe, 4, a driving transmission device, 41, a gearbox, 42 and a universal coupling.
Detailed Description
The present invention will be further described with reference to the accompanying drawings (the drawing direction of the implement for applying farmyard manure to subsoil is described as the front).
As shown in fig. 1 and fig. 2, the implement for applying farmyard manure in deep scarification comprises an underframe 1, a deep scarification device 2, a fertilization device 3 and a driving transmission device 4, wherein the deep scarification device 2, the fertilization device 3 and the driving transmission device 4 are all arranged on the underframe 1 of a frame structure.
The front end of the underframe 1 is provided with a connecting frame for connecting a traction locomotive, and the underframe 1 is also provided with a discharge hole which is communicated up and down.
The driving transmission device 4 is fixedly arranged at the front end of the underframe 1, the driving transmission device 4 comprises a gearbox 41, and a universal coupling 42 which can be connected with a power output shaft of the traction locomotive is arranged on an input shaft of the gearbox 41.
The subsoiling device 2 is arranged at the front part of the underframe 1 and in front of a discharge port of the underframe 1, and comprises a subsoiling frame 21, a supporting beam 22, a main transmission case 23, an auxiliary transmission case 24 and a spiral drill rod 25; a deep scarification rack 21 of a gantry structure is vertically and fixedly arranged on the underframe 1; the supporting beam 22 is arranged on the subsoiler frame 21 through a vertically arranged guide mechanism, a supporting beam lifting control component is also arranged between the supporting beam 22 and the subsoiler frame 21, and the supporting beam lifting control component can adopt a hydraulic cylinder structure or other lifting control structures such as an electric screw rod structure; the main transmission case 23 is fixedly installed on the supporting beam 22, as shown in fig. 3, the main transmission case 23 includes a vertically arranged main transmission shaft 231 and a horizontally arranged auxiliary transmission shaft 232, the lower portion of the main transmission shaft 231 is inserted into the transmission case 41 and axially positioned by a bearing, and the bottom end of the main transmission shaft 231 is in transmission connection with the transmission case 41, the upper end of the main transmission shaft 231 is erected on the subsoiler frame 21 by the axial positioning of the bearing, the main transmission shaft 231 is further provided with a main transmission bevel gear which is in radial positioning sliding connection with the main transmission shaft 231 by an axial guiding connection mechanism, and the main transmission bevel gear is axially positioned and installed in the main transmission case 23, the main transmission case 23 moves up and down on the subsoiler frame 21 to drive the main transmission bevel gear to slide up and down on the main transmission shaft 231, and the main transmission bevel gear can synchronously rotate with the main transmission shaft 231 by the axial guiding connection mechanism, the auxiliary transmission shaft 232 is, The auxiliary transmission shaft 232 is in transmission connection with the main transmission bevel gears of the auxiliary transmission box 24 and the main transmission box 23 respectively; the auxiliary transmission boxes 24 fixedly arranged on the supporting cross beam 22 are arranged in two left-right symmetry relative to the main transmission box 23, and the power output shafts of the auxiliary transmission boxes 24 vertically extend downwards; the top end of the auger stem 25 is fixedly mounted on the power take-off shaft of the secondary transmission case 24.
The fertilizer applying device 3 is arranged behind the deep scarification device 2 and comprises a farmyard manure pool 31, a packing auger 32 and a hard deep fertilizing pipe 33; the farmyard manure pool 31 is erected and installed on the underframe 1, the bottom of the farmyard manure pool 31 is provided with a discharge chute, and the discharge chute is arranged corresponding to the position of a discharge port of the underframe 1; the top end of the vertically arranged hard deep application pipe 33 is fixedly arranged on the discharge port of the underframe 1 in a butt joint mode, the hard deep application pipe 33 is positioned between the two spiral drill rods 25 which are adjacent in the left-right direction, and the length dimension of the hard deep application pipe 33 is matched with the length dimension of the spiral drill rods 25; the packing auger 32 is vertically and fixedly installed in the hard deep application pipe 33, the helical blades of the packing auger 32 are arranged in a clearance fit manner with the hard deep application pipe 33, and the packing auger 32 is in transmission connection with the output shaft of the gearbox 41.
When the integral subsoiling and fertilizing machine is integrally installed on a traction locomotive such as a tractor, a motor tricycle and the like through a connecting frame for use, the universal coupling 42 is connected with a power output shaft of a gearbox of the traction locomotive, and fermented farmyard manure is filled in the farmyard manure pool 31, so that subsoiling and fertilizing operation can be carried out. In the initial state the supporting beam 22 is in the upper limit position in the upper part of the subsoiler frame 21, i.e. the auger shaft 25 is in a position above the ground. The spiral drill rod 25 can be driven to rotate sequentially through the gearbox 41, the main transmission case 23 and the auxiliary transmission case 24 by controlling the rotation of a power output shaft of the gearbox of the traction locomotive, the supporting beam lifting control component is controlled to enable the supporting beam 22 to move downwards, the spiral drill rod 25 is rotationally drilled into soil to loosen the soil, the loosening of the soil at the extreme drilling depth position is completed when the supporting beam 22 moves downwards to the lower extreme position, and the ditching can be realized by starting the traction locomotive to move forwards slowly; when the auger stem 25 rotates, the gearbox 41 drives the auger 32 to rotate, under the conveying action of the auger 32, farmyard manure is discharged to the position near the auger stem 25 in the farmland through the hard deep fertilizing pipe 33, and the soil turned up by the auger stem 25 and the discharged farmyard manure are mixed and stirred in the farmland to realize deep scarification and fertilization. During operating condition, the whole focus of this integrative machines of subsoiling fertilization is located the rear of auger stem 25, consequently can provide the moment of torsion of overturning forward to can further improve the efficiency of loosening the soil.
In order to further realize the effect of deep scarification fertilization, as a further improvement scheme of the invention, a plurality of auxiliary drill rod driving shafts are arranged at the bottom of the supporting beam 22 in a rolling fit manner corresponding to the position of the power output shaft of the auxiliary transmission box 24, the auxiliary drill rod driving shafts are in transmission connection with the power output shaft of the auxiliary transmission box 24, and a plurality of spiral drill rods 25 are respectively arranged on the auxiliary drill rod driving shafts and the power output shaft of the auxiliary transmission box 24. Many auger stems 25 rotate simultaneously and work, not only can improve the efficiency of loosening the soil, can increase the effect of stirring of soil moreover, and then be convenient for the mixing stirring of soil and farmyard manure.
In order to further realize the deep scarification fertilization effect, the two adjacent spiral drill pipes 25 positioned in front of the hard deep fertilization pipe 33 are arranged in opposite rotation directions as a further improvement of the invention.
In order to realize leveling of farmland after deep ploughing and facilitate subsequent sowing, as a further improvement of the invention, the rear part of the underframe 1 is also provided with a retaining plate 11, and the retaining plate 11 is obliquely arranged towards the rear lower part. In the process of deep scarification operation, the soil retaining plate 11 can prevent the soil turned up by the auger stem 25 from being excessively thrown, and can realize scraping the farmland after deep scarification and fertilization.
In order to facilitate the farmyard manure in the farmyard manure pond 31 to smoothly enter the discharge opening, as a further improvement of the present invention, the bottom of the farmyard manure pond 31 is provided with an inclined plane structure inclined towards the discharge chute. The farmyard manure can smoothly slide into the discharge chute by the gravity of the farmyard manure.
In order to facilitate the transmission case 41 to drive the packing auger 32, as a further improvement of the present invention, an output shaft of the transmission case 41 is in transmission connection with the packing auger 32 through a chain transmission.
Claims (6)
1. A farmyard manure subsoiling and applying machine tool comprises an underframe (1), a subsoiling device (2), a fertilizing device (3) and a driving transmission device (4), wherein the subsoiling device (2), the fertilizing device (3) and the driving transmission device (4) are all installed on the underframe (1) of a frame structure; the front end of the underframe (1) is provided with a connecting frame for connecting a traction locomotive and is characterized in that,
the underframe (1) is also provided with a discharge port which is communicated up and down;
the drive transmission device (4) is fixedly arranged at the front end of the underframe (1), the drive transmission device (4) comprises a gearbox (41), and a universal coupling (42) which can be connected with a power output shaft of a traction locomotive is arranged on an input shaft of the gearbox (41);
the deep loosening device (2) is arranged at the front part of the underframe (1) and in front of a discharge port of the underframe (1), and comprises a deep loosening rack (21), a supporting beam (22), a main transmission box (23), an auxiliary transmission box (24) and a spiral drill rod (25); a deep scarification rack (21) of a gantry structure is vertically and fixedly arranged on the underframe (1); the supporting beam (22) is arranged on the subsoiling frame (21) through a vertically arranged guide mechanism, and a supporting beam lifting control component is arranged between the supporting beam (22) and the subsoiling frame (21); the main transmission case (23) is fixedly arranged on the supporting beam (22), the main transmission case (23) comprises a vertically arranged main transmission shaft (231) and a horizontally arranged auxiliary transmission shaft (232), the lower part of the main transmission shaft (231) is inserted into the gearbox (41) and is axially positioned through a bearing, the bottom end of the main transmission shaft (231) is in transmission connection with the gearbox (41), the upper end of the main transmission shaft (231) is erected on the subsoiler frame (21) through the axial positioning of the bearing, the main transmission shaft (231) is also provided with a main transmission bevel gear which is in radial positioning sliding connection with the main transmission shaft (231) through an axial guiding connection mechanism, and the main transmission bevel gear is axially positioned and arranged in the main transmission case (23), the auxiliary transmission shaft (232) is erected between the main transmission box (23) and the auxiliary transmission box (24) through a bearing, and the auxiliary transmission shaft (232) is in transmission connection with the auxiliary transmission box (24) and a main transmission bevel gear of the main transmission box (23) respectively; the auxiliary transmission boxes (24) fixedly arranged on the supporting cross beam (22) are arranged in two left-right symmetry relative to the main transmission box (23), and power output shafts of the auxiliary transmission boxes (24) vertically extend downwards; the top end of the auger stem (25) is fixedly arranged on a power output shaft of the auxiliary transmission case (24);
the fertilizer application device (3) is arranged behind the deep scarification device (2) and comprises a farmyard manure pond (31), a packing auger (32) and a hard deep fertilization pipe (33); the farmyard manure pool (31) is erected and installed on the underframe (1), the bottom of the farmyard manure pool (31) is provided with a discharge chute, and the discharge chute is arranged corresponding to the position of a discharge port of the underframe (1); the top end of a vertically arranged hard deep application pipe (33) is fixedly arranged on a discharge port of the underframe (1) in a butt joint mode, the hard deep application pipe (33) is positioned between two spiral drill rods (25) which are adjacent in the left-right direction, and the length dimension of the hard deep application pipe (33) is matched with the length dimension of the spiral drill rods (25); the packing auger (32) is vertically and fixedly installed in the hard deep application pipe (33), the helical blades of the packing auger (32) are arranged in a clearance fit manner with the hard deep application pipe (33), and the packing auger (32) is in transmission connection with the output shaft of the gearbox (41).
2. The subsoiling and fertilizing all-in-one machine tool as claimed in claim 1, characterized in that the bottom of the supporting beam (22) is provided with a plurality of sub drill rod driving shafts in a rolling fit manner at positions corresponding to the power output shafts of the sub transmission boxes (24), the sub drill rod driving shafts are in transmission connection with the power output shafts of the sub transmission boxes (24), and a plurality of auger rods (25) are respectively arranged on the sub drill rod driving shafts and the power output shafts of the sub transmission boxes (24).
3. The subsoiling and fertilizing all-in-one machine as claimed in claim 2, characterized in that the direction of rotation of two adjacent auger shafts (25) in front of the hard deep application pipe (33) is reversed.
4. The subsoiling and fertilizing all-in-one machine as claimed in claim 1, 2 or 3, wherein the rear portion of the frame body (1) is further provided with a retaining plate (11), and the retaining plate (11) is arranged obliquely downward and rearward.
5. The subsoiling and fertilizing integrated machine as claimed in claim 1, 2 or 3, characterized in that the bottom of the farmyard manure pit (31) is provided with a slope structure inclined towards the discharge chute.
6. The subsoiling and fertilizing all-in-one machine as claimed in claim 1, 2 or 3, characterized in that the output shaft of the gearbox (41) is in transmission connection with the auger (32) through a chain drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910808125.XA CN110583119A (en) | 2019-11-08 | 2019-11-08 | Implement is applyed to farmyard manure subsoiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910808125.XA CN110583119A (en) | 2019-11-08 | 2019-11-08 | Implement is applyed to farmyard manure subsoiling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110583119A true CN110583119A (en) | 2019-12-20 |
Family
ID=68856304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910808125.XA Withdrawn CN110583119A (en) | 2019-11-08 | 2019-11-08 | Implement is applyed to farmyard manure subsoiling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110583119A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111557134A (en) * | 2020-05-11 | 2020-08-21 | 南昌大学 | Ditching and fertilizing device for hilly orchard |
| CN113973697A (en) * | 2021-11-01 | 2022-01-28 | 蒋学美 | A trees fertigation device for municipal garden |
-
2019
- 2019-11-08 CN CN201910808125.XA patent/CN110583119A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111557134A (en) * | 2020-05-11 | 2020-08-21 | 南昌大学 | Ditching and fertilizing device for hilly orchard |
| CN113973697A (en) * | 2021-11-01 | 2022-01-28 | 蒋学美 | A trees fertigation device for municipal garden |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200102 Address after: 221000 in the government yard of Liguo Town, Tongshan District, Xuzhou City, Jiangsu Province Applicant after: XUZHOU BELL ELECTRICAL Co.,Ltd. Address before: 221000 in the government yard of Liguo Town, Tongshan District, Xuzhou City, Jiangsu Province Applicant before: Agricultural Technology Extension Service Center, Liguo Town, Tongshan District, Xuzhou City |
|
| TA01 | Transfer of patent application right | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191220 |
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| WW01 | Invention patent application withdrawn after publication |