CN109496524A - A kind of efficient spray irrigation system and sprinkling irrigation method of fertilizer irrigation integral type - Google Patents
A kind of efficient spray irrigation system and sprinkling irrigation method of fertilizer irrigation integral type Download PDFInfo
- Publication number
- CN109496524A CN109496524A CN201811569623.5A CN201811569623A CN109496524A CN 109496524 A CN109496524 A CN 109496524A CN 201811569623 A CN201811569623 A CN 201811569623A CN 109496524 A CN109496524 A CN 109496524A
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- Prior art keywords
- water
- irrigation
- water pump
- water tank
- valve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
- A01C23/042—Adding fertiliser to watering systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/007—Metering or regulating systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
- A01C23/047—Spraying of liquid fertilisers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/48—Mixing water in water-taps with other ingredients, e.g. air, detergents or disinfectants
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fertilizing (AREA)
Abstract
The invention discloses a kind of efficient spray irrigation systems of fertilizer irrigation integral type, including water tank, tank top is provided with feeding device, blender is provided in water tank, the wherein side of water tank is provided with water pump one, water pump one is wherein provided with connecting tube between one end and external water source, the middle section of connecting tube is formed with branch pipe one and branch pipe two, and the end of branch pipe one and branch pipe two is converged again in connecting tube and with water pump one and is connect, branch pipe one and branch pipe two are respectively arranged with filter, and the other end of water pump one is connect with tank pipe；The other end of water tank is provided with irrigation sprinkler, and water pump two is provided between irrigation sprinkler and water tank；The invention also discloses a kind of sprinkling irrigation method of the efficient spray irrigation system of fertilizer irrigation integral type, spray irrigation system provided by the invention integrates fertilising, irrigates, and improves the sprinkling efficiency.
Description
Technical field
The present invention relates to a kind of efficient spray irrigation system of fertilizer irrigation integral type and sprinkling irrigation methods, belong to irrigation sprinkler sprinkling irrigation skill
Art field.
Background technique
Using mechanical and power-equipment, passes water through spray head (or nozzle) and be incident upon in the air, with raindrop state landing field
Irrigation method；Sprinkling irrigation equipment can be it is fixed, it is semi-fixed type or mobile, and have save water, do not destroy soil
Earth structure adjusts terrestrial climate and the advantages that do not limited by landform；Movable sprinkler irrigation system: in addition to water source, engine, water pump,
Main pipe, branch pipe and spray head etc. are all transportable, thus can be used in turn in an irrigation season in different plot, are improved
Utilization rate of equipment and installations, and unit area investment can be saved, but working efficiency and the degree of automation be low；In common type, have
It is light, the small-sized irrigation sprinkler of engine and water pump on trolley or hand cradle, cartridge nozzle is on light tripod, by soft
Pipe is connected with water pump；Has plenty of the small-sized irrigation sprinkler by water pump with cartridge nozzle on hand tractor, by the dynamic of hand tractor
Power output device drives water pump operation；Has plenty of the double cantalever type irrigation sprinkler on large and medium-sized tractor；Portable sprinkler system
System is suitable for the less field crop and fritter location of irrigation frequency；Existing movable sprinkler irrigation system majority can only carry out single
Sprinkling irrigation operation, also needs to be additionally carried out operation when needing to apply fertilizer, time-consuming and laborious, reduces efficiency.
Summary of the invention
To solve the deficiencies in the prior art, the present invention provides the efficient spray irrigation system and sprinkling irrigation of a kind of fertilizer irrigation integral type
Method, the spray irrigation system integrate fertilising, irrigate, and improve the sprinkling efficiency.
The technical scheme adopted by the invention is as follows:
A kind of efficient spray irrigation system of fertilizer irrigation integral type, including water tank, tank top are provided with feeding device, set in water tank
It is equipped with blender, the wherein side of water tank is provided with water pump one, water pump one is wherein provided between one end and external water source
Connecting tube, the middle section of connecting tube is formed with branch pipe one and branch pipe two, and the end of branch pipe one and branch pipe two is converged to connecting tube again
And connect with water pump one, branch pipe one and branch pipe two are respectively arranged with filter, and the other end of water pump one is connect with tank pipe；Water
The other end of case is provided with irrigation sprinkler, and water pump two is provided between irrigation sprinkler and water tank.
Preferably, feeding device includes feed inlet, hopper, blanking device and discharge nozzle, and the top of hopper is arranged in feed inlet
Portion, discharge nozzle be arranged in the bottom of hopper and with water tank flanged joint, blanking device includes motor and propeller, and motor setting is being expected
Box top, the execution axis and hopper of motor are rotatablely connected, and the execution axis of motor is extended to inside hopper straight down and and spiral shell
Paddle connection is revolved, propeller extends in discharge nozzle.
Further preferably, the pipeline in connecting tube between one end of water pump one, water tank and water pump two and discharging
Flow control valve is respectively arranged on pipe.
It is further preferred, check valve, and discharge nozzle are respectively arranged between water pump one and water tank and on discharge nozzle
On check valve be located at the lower section of flow control valve.
It is further preferred, switch valve is provided on branch pipe one and branch pipe two.
Further preferably the spray irrigation system further includes electric control gear, and electric control gear includes PLC controller and operation display
Screen, PLC controller control the switch of water pump one, water pump two, blender, motor, and operating display controls the valve of flow control valve
The size for the fluid flow that position size and display pass through.
It is further preferred, liquidometer and relief valve are also provided on water tank.
Further preferred, irrigation sprinkler is reel sprinkling irrigation machine.
Further preferably hopper is transparent glass material, and transparent glass material is convenient to observe liquid level in hopper.
A kind of sprinkling irrigation method of the efficient spray irrigation system of fertilizer irrigation integral type, includes the following steps:
S1: opening the flow control valve in connecting tube, and turn on the switch valve, starts water pump one by water after external water source suction,
Filter is filtered water, and filtered water enters water tank, closes water when liquidometer, which is shown, reaches certain water level in water tank
Pump one；
S2: the water spraying traveling crane of irrigation sprinkler is pulled out, and adjusts the spray angle of spray gun；
S3: when fertilizer irrigation, certain density fertilizer being added by feed inlet into hopper, then opens the flow adjusting of connecting tube
Valve draws water at external water source on certain valve position, when operating display shows that the flow control valve of connecting tube has flow registration
When, water pump two, starting blender and motor are started by PLC controller, while by operating display control respectively water tank with
Between water pump two on pipeline and flow control valve on discharge nozzle in certain valve position, pass through operating display and control three streams
The size of adjustable valve valve position maintains the level stability in water tank in a certain range；
The gear lever of irrigation sprinkler: being placed in certain recycling gear by S4, controls the PE pipe recycling speed of irrigation sprinkler, and water spraying traveling crane exists
It sprays while retreating under the drive of PE pipe；When water spraying traveling crane is recycled to before the host of irrigation sprinkler, PLC controller controls water
Pump one, water pump two, blender, motor and switch valve are closed, and operating display controls the valve position zero of each flow control valve, and
Water spraying traveling crane is restored to initial bit.
The beneficial effects of the present invention are:
1. spray irrigation system is filtered water using twinfilter, destruction of the sundries to water pump is effectively prevented, is improved
Irrigation efficiency；The propeller of feeding device can effectively prevent the sedimentation of fertilizer, the blender being arranged in water tank can effectively by
Fertilizer is sufficiently mixed with water；Flow control valve can be effectively controlled the dosage of fertilizer amount and water, improve the benefit of fertilizer and water
With rate, resource has been saved；Electric control gear improves the degree of automation of spray irrigation system, saves manpower and material resources；
2. the sprinkling irrigation method of spray irrigation system, easy to operate, design rationally, improves the sprinkling efficiency.
Detailed description of the invention
Fig. 1 is system schematic of the invention；
Fig. 2 is feeding device schematic diagram of the invention；
Main appended drawing reference meaning is as follows in figure:
1, water tank, 2, feeding device, 3, blender, 4, water pump one, 5, connecting tube, 6, irrigation sprinkler, 7, water pump two, 8, flow adjusting
Valve, 9, check valve, 10, liquidometer, 11, relief valve, 12, switch valve, 21, feed inlet, 22, hopper, 23, blanking device, 24, discharging
Pipe, 25, propeller, 26, motor, 51, branch pipe one, 52, branch pipe two, 53, filter.
Specific embodiment
Specific introduction is done to the present invention with reference to the accompanying drawings and examples.
As shown in Figs. 1-2: the present embodiment is a kind of efficient spray irrigation system of fertilizer irrigation integral type, including water tank 1, water tank
1 top is provided with feeding device 2, and blender 3 is provided in water tank 1, the wherein side of water tank 1 is provided with water pump 1, water pump
One 4 are wherein provided with connecting tube 5 between one end and external water source, the middle section of connecting tube 5 is formed with branch pipe 1 and branch pipe two
52, and the end of branch pipe 1 and branch pipe 2 52 is converged again in connecting tube 5 and with water pump 1 and is connect, branch pipe 1 and branch pipe two
52 are respectively arranged with filter 53, and the other end of water pump 1 is connect with 1 pipeline of water tank；The other end of water tank 1 is provided with irrigation sprinkler
6, and water pump 27 is provided between irrigation sprinkler 6 and water tank.
Referring to fig. 2, feeding device 2 includes feed inlet 21, hopper 22, blanking device 23 and discharge nozzle 24, and feed inlet 21 is arranged
At the top of hopper 22, discharge nozzle 24 be arranged in the bottom of hopper 22 and with 1 flanged joint of water tank, blanking device 23 include motor 26
With propeller 25, the setting of motor 26 is held 22 top of hopper, execution axis and hopper 22 rotation connection of motor 26, and motor 26
Row axis is extended to inside hopper straight down and is connect with propeller 25, and propeller 25 extends in discharge nozzle 24.
Referring to Fig. 1, in pipeline and discharge nozzle of the connecting tube 5 between one end of water pump 1, water tank 1 and water pump 27
Flow control valve 8 is respectively arranged on 24.
Referring to Fig. 1, check valve 9, and discharge nozzle are respectively arranged between water pump 1 and water tank 1 and on discharge nozzle 24
Check valve 9 on 24 is located at the lower section of flow control valve 8.
Referring to Fig. 1, switch valve 12 is provided on branch pipe 1 and branch pipe 2 52.
In the present embodiment, which further includes electric control gear, and electric control gear includes PLC controller and operation display
Screen, PLC controller control the switch of water pump 1, water pump 27, blender 3, motor 26, and operating display controls flow control valve
The size for the fluid flow that 8 valve position size and display pass through.
Referring to Fig. 1, liquidometer 10 and relief valve 11 are also provided on water tank 1.
In the present embodiment, irrigation sprinkler 6 is reel sprinkling irrigation machine.
In the present embodiment, hopper 22 is transparent glass material.
The present embodiment additionally provides a kind of sprinkling irrigation method of the efficient spray irrigation system of fertilizer irrigation integral type, including walks as follows
It is rapid:
S1: opening the flow control valve 8 in connecting tube 5, and turn on the switch valve 12, and starting water pump 1 inhales water from external water source
After out, filter 53 is filtered water, and filtered water enters water tank 1, reaches certain water when liquidometer 10 is shown in water tank 1
1 are switched off the pump when position；
S2: the water spraying traveling crane of irrigation sprinkler 6 is pulled out, and adjusts the spray angle of spray chamber；
S3: when fertilizer irrigation, certain density fertilizer is added into hopper 22 by feed inlet 21, then open the stream of connecting tube 5
Adjustable valve 8 draws water at external water source on certain valve position, when operating display shows that the flow control valve 8 of connecting tube 5 has
When flow registration, water pump 27, starting blender 3 and motor 26 are started by PLC controller, while passing through operating display point
Not Kong Zhi between water tank 1 and water pump 27 on pipeline and flow control valve 8 on discharge nozzle 24 in certain valve position, pass through behaviour
Make display screen and control the sizes of three 8 valve positions of flow control valve to maintain level stability in water tank 1 in a certain range；
The gear lever of irrigation sprinkler 6: being placed in certain recycling gear by S4, and the PE pipe of control irrigation sprinkler 6 recycles speed, water spraying traveling crane
It sprays while retreating under the drive of PE pipe；When before the host that water spraying traveling crane is recycled to irrigation sprinkler 6, PLC controller control
Water pump 1, water pump 27, blender 3, motor 26 and switch valve 12 processed are closed, and operating display controls each flow control valve 8
Valve position zero, and water spraying traveling crane is restored to initial bit.
A kind of efficient spray irrigation system of fertilizer irrigation integral type provided by the invention carried out water using twinfilter
Filter, effectively prevents destruction of the sundries to water pump, improves irrigation efficiency；The propeller of feeding device can effectively prevent fertilizer
Fertilizer and water can be effectively sufficiently mixed by the sedimentation of material, the interior blender being arranged of water tank；Flow control valve can be effectively controlled fertilizer
The dosage for expecting dosage and water, improves the utilization rate of fertilizer and water, has saved resource；Electric control gear improves spray irrigation system
The degree of automation saves manpower and material resources；
A kind of sprinkling irrigation method of the efficient spray irrigation system of fertilizer irrigation integral type provided by the invention, easy to operate, design is reasonable,
Improve the sprinkling efficiency.
The above is only the preferred embodiment of the invention patent, it is noted that for the common skill of the art
For art personnel, under the premise of not departing from the invention patent principle, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the patent of the present invention.
Claims (10)
1. a kind of efficient spray irrigation system of fertilizer irrigation integral type, it is characterised in that: including water tank (1), at the top of the water tank (1)
It is provided with feeding device (2), is provided with blender (3) in the water tank (1), is provided in the wherein side of the water tank (1)
Water pump one (4), the water pump one (4) are wherein provided between one end and external water source connecting tube (5), the connecting tube (5)
Middle section be formed with branch pipe one (51) and branch pipe two (52), and the end of the branch pipe one (51) and branch pipe two (52) is converged again to even
It is connect on adapter tube (5) and with water pump one (4), the branch pipe one (51) and branch pipe two (52) are respectively arranged with filter (53), institute
The other end for stating water pump one (4) is connect with water tank (1) pipeline；The other end of the water tank (1) is provided with irrigation sprinkler (6), and institute
It states and is provided with water pump two (7) between irrigation sprinkler (6) and water tank.
2. a kind of efficient spray irrigation system of fertilizer irrigation integral type according to claim 1, which is characterized in that it is described into
Material device (2) includes feed inlet (21), hopper (22), blanking device (23) and discharge nozzle (24), and feed inlet (21) setting exists
The top of hopper (22), the discharge nozzle (24) setting hopper (22) bottom and with water tank (1) flanged joint, the blanking
Device (23) includes motor (26) and propeller (25), and the motor (26) is arranged at the top of hopper (22), the motor (26)
Axis and hopper (22) are executed to be rotatablely connected, and the execution axis of the motor (26) extend to inside hopper straight down and with it is described
Propeller (25) connection, the propeller (25) extend in discharge nozzle (24).
3. a kind of efficient spray irrigation system of fertilizer irrigation integral type according to claim 2, which is characterized in that in connecting tube
(5) it is respectively arranged on the pipeline and discharge nozzle (24) between one end of water pump one (4), water tank (1) and water pump two (7)
Flow control valve (8).
4. a kind of efficient spray irrigation system of fertilizer irrigation integral type according to claim 3, which is characterized in that in water pump one
(4) it is respectively arranged with check valve (9) between water tank (1) and on discharge nozzle (24), and the check valve (9) on discharge nozzle (24)
Positioned at the lower section of flow control valve (8).
5. a kind of efficient spray irrigation system of fertilizer irrigation integral type according to claim 1, which is characterized in that the branch
Switch valve (12) are provided on pipe one (51) and branch pipe two (52).
6. a kind of efficient spray irrigation system of fertilizer irrigation integral type according to claim 3, which is characterized in that further include electricity
Device is controlled, the electric control gear includes PLC controller and operating display, and the PLC controller controls water pump one (4), water pump
Two (7), blender (3), motor (26) switch, the valve position size of operating display control flow control valve (8) and
Show the size of the fluid flow passed through.
7. a kind of efficient spray irrigation system of fertilizer irrigation integral type according to claim 1, which is characterized in that described
Liquidometer (10) and relief valve (11) are also provided on water tank (1).
8. a kind of efficient spray irrigation system of fertilizer irrigation integral type according to claim 1, which is characterized in that the spray
Filling machine (6) is reel sprinkling irrigation machine.
9. a kind of efficient spray irrigation system of fertilizer irrigation integral type according to claim 2, which is characterized in that the material
Case (22) is transparent glass material.
10. based on a kind of sprinkling irrigation method of the efficient spray irrigation system of fertilizer irrigation integral type described in claim 1, feature exists
In including the following steps:
S1: opening the flow control valve (8) on connecting tube (5), and turn on the switch valve (12), and starting water pump one (4) is by water from outer
After water receiving source is sucked out, filter (53) is filtered water, and filtered water enters water tank (1), when liquidometer (10) show water
Switch off the pump one (4) when reaching certain water level in case (1)；
S2: the water spraying traveling crane of irrigation sprinkler (6) is pulled out, and adjusts the spray angle of spray chamber；
S3: when fertilizer irrigation, certain density fertilizer is added into hopper (22) by feed inlet (21), then open connecting tube
(5) flow control valve (8) draws water at external water source on certain valve position, when operating display shows the stream of connecting tube (5)
When adjustable valve (8) has flow registration, by PLC controller starting water pump two (7), starting blender (3) and motor (26), together
When the flow between water tank (1) and water pump two (7) on pipeline and discharge nozzle (24) controlled by operating display respectively
Regulating valve (8) maintains water tank (1) in certain valve position, by the size that operating display controls three flow control valve (8) valve positions
Interior level stability is in a certain range；
The gear lever of irrigation sprinkler (6): being placed in certain recycling gear by S4, and the PE pipe of control irrigation sprinkler (6) recycles speed, water spray
Driving is sprayed while retreating under the drive of PE pipe；When before the host that water spraying traveling crane is recycled to irrigation sprinkler (6), PLC control
Device control water pump one (4), water pump two (7), blender (3), motor (26) and switch valve (12) processed are closed, operating display control
The valve position zero of each flow control valve (8) is made, and water spraying traveling crane is restored to initial bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811569623.5A CN109496524A (en) | 2018-12-21 | 2018-12-21 | A kind of efficient spray irrigation system and sprinkling irrigation method of fertilizer irrigation integral type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811569623.5A CN109496524A (en) | 2018-12-21 | 2018-12-21 | A kind of efficient spray irrigation system and sprinkling irrigation method of fertilizer irrigation integral type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109496524A true CN109496524A (en) | 2019-03-22 |
Family
ID=65754173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811569623.5A Pending CN109496524A (en) | 2018-12-21 | 2018-12-21 | A kind of efficient spray irrigation system and sprinkling irrigation method of fertilizer irrigation integral type |
Country Status (1)
| Country | Link |
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| CN (1) | CN109496524A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117716861A (en) * | 2024-01-26 | 2024-03-19 | 吉林省根美特生物科技有限公司 | Soil improvement method and fertilizer increasing device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2210285A7 (en) * | 1972-12-07 | 1974-07-05 | Baggaley Thomas | |
| SU1716995A1 (en) * | 1988-11-28 | 1992-03-07 | Всесоюзное Научно-Производственное Объединение По Механизации Орошения "Радуга" | Apparatus for introducing liquid fertilizer into irrigation water |
| CN202941138U (en) * | 2012-11-19 | 2013-05-22 | 嘉兴职业技术学院 | Pipeline biogas slurry fertilizer applicator |
| CN205408552U (en) * | 2016-03-22 | 2016-08-03 | 荣佑军 | Farmland irrigation device |
| CN207576753U (en) * | 2017-10-12 | 2018-07-06 | 福建万辰生物科技股份有限公司 | A kind of giant filter device |
-
2018
- 2018-12-21 CN CN201811569623.5A patent/CN109496524A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2210285A7 (en) * | 1972-12-07 | 1974-07-05 | Baggaley Thomas | |
| SU1716995A1 (en) * | 1988-11-28 | 1992-03-07 | Всесоюзное Научно-Производственное Объединение По Механизации Орошения "Радуга" | Apparatus for introducing liquid fertilizer into irrigation water |
| CN202941138U (en) * | 2012-11-19 | 2013-05-22 | 嘉兴职业技术学院 | Pipeline biogas slurry fertilizer applicator |
| CN205408552U (en) * | 2016-03-22 | 2016-08-03 | 荣佑军 | Farmland irrigation device |
| CN207576753U (en) * | 2017-10-12 | 2018-07-06 | 福建万辰生物科技股份有限公司 | A kind of giant filter device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117716861A (en) * | 2024-01-26 | 2024-03-19 | 吉林省根美特生物科技有限公司 | Soil improvement method and fertilizer increasing device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190322 |
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| RJ01 | Rejection of invention patent application after publication |