CN108323300A - A kind of agricultural irrigation piston type fertilizer solution mixing apparatus - Google Patents
A kind of agricultural irrigation piston type fertilizer solution mixing apparatus Download PDFInfo
- Publication number
- CN108323300A CN108323300A CN201810100128.3A CN201810100128A CN108323300A CN 108323300 A CN108323300 A CN 108323300A CN 201810100128 A CN201810100128 A CN 201810100128A CN 108323300 A CN108323300 A CN 108323300A
- Authority
- CN
- China
- Prior art keywords
- piston
- blending tank
- liquid
- mixing apparatus
- mixer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
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
Abstract
The invention discloses a kind of agricultural irrigation piston type fertilizer solution mixing apparatus, including vehicle frame, return duct, extraction manifold, blending tank, rack, piston rod, piston mixer, irrigation sprayer and jet flow boss, the rack to connect blending tank by fixed frame；Piston mixer is installed in the mixing chamber of the blending tank, the mixing pot bottom is equipped with jet flow boss, and jet flow boss center bottom connects return duct, and return duct connects the output end of topping-up pump, manifold is extracted in the input terminal connection of topping-up pump, is extracted manifold and is respectively communicated with liquid suction pipe A and liquid suction pipe B；The blending tank bottom side is equipped with drainage hole, and drainage hole is connected to drain pipe；Piston mixer reciprocating motion is driven to mix feed liquid in mixing chamber by piston rod, at the same time, feed liquid is extracted out from liquid pumping hole and is sprayed into again by the spurt hole of jet flow boss by topping-up pump, effectively avoids sinking to the bottom or gathering for fertilizer, the efficiency of feed liquid mixing is improved, it is convenient to pour.
Description
Technical field
The present invention relates to irrigation equipment technical field, specifically a kind of agricultural irrigation piston type fertilizer solution mixing apparatus.
Background technology
It in field of agricultural cultivation, needs periodically to irrigate crops, to supplement the moisture content needed for growth, promotes crops
Production.To increase the effect of crop irrigation, water-fertilizer integral is irrigated can be well as current main irrigation method
Solve the problems, such as water and fertilizer waste.
Water soluble fertilizer is added usually in the water body of irrigation, fertilizer is applied to crops, improves utilization of the crops to fertilizer
Rate improves the nutrition of crop growth soil.Currently, when applying fertilizer in iirigation water source, usually fertilizer is directly poured into
In water tank, then by being used after simply stirring for irrigating.Cause to be difficult to large-particle fertilizer or bulky grain sundries is blocked and irrigated
Pipeline；Fertilizer directly sinks to bottom after pouring into water tank, and the dissolved efficiency of fertilizer when stirring is caused to reduce, will when stirring dynamics is inadequate
It leads lysogenic fertilizer precipitation or is precipitated, accordingly, there exist fertilizer mixing velocities slow, undercompounding and the fertilizer not being completely dissolved
The problem of material particle is expelled directly out is unfavorable for agricultural irrigation use.
Invention content
The purpose of the present invention is to provide a kind of agricultural irrigation piston type fertilizer solution mixing apparatus, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the present invention provides the following technical solutions：
A kind of agricultural irrigation piston type fertilizer solution mixing apparatus, including vehicle frame, return duct, extract manifold, blending tank, rack,
Piston rod, piston mixer, irrigation sprayer and jet flow boss, the rack connect blending tank by fixed frame；The mixing
Piston mixer is installed, the piston mixer is mounted on the bottom end of piston rod, piston rod top in the mixing chamber of tank
Piston block, one end of piston block upper center articulated linkage are connected, the connecting rod other end is hinged eccentric shaft, and eccentric shaft is welded on driving
On wheel, driving wheel is mounted in the drive shaft of servo motor, and servo motor is fixed on rack top；The mixing pot bottom installation
There is jet flow boss, several spurt holes, the connection of jet flow boss center bottom are equipped on the jet flow boss top and upper end side wall
Return duct, return duct connect the output end of topping-up pump, and the input terminal connection of topping-up pump extracts manifold, extracts manifold and be respectively communicated with pumping
Liquid pipe A and liquid suction pipe B；The blending tank bottom side is equipped with drainage hole, and drainage hole is connected to drain pipe.
As a further solution of the present invention：The bottom of frame is equipped with movable pulley, vehicle frame upper weld organic frame.
As a further solution of the present invention：The piston mixer structure in the form of annular discs, if piston mixer by
The dry deflector composition being arranged parallel to each other, the section of deflector is in W type structures, and flow-disturbing channel is set as between deflector.
As a further solution of the present invention：Flow control valve A is installed on the liquid suction pipe A, the liquid suction pipe A other ends with
The liquid pumping hole of blending tank bottom side is connected to, and filter screen is equipped in the liquid pumping hole.
As a further solution of the present invention：Flow control valve B is installed, the liquid suction pipe B other ends connect on the liquid suction pipe B
Fluid suction head is connect, fluid suction head is suspended on the hanger of rack.
As a further solution of the present invention：Feeding port is equipped at the top of the blending tank.
As a further solution of the present invention：The input terminal of water pump is poured in the drain pipe connection, pours the output of water pump
End connection irrigation pipe, the irrigation pipe other end connect irrigation sprayer.
Compared with prior art, the beneficial effects of the invention are as follows：
1, a kind of agricultural irrigation piston type fertilizer solution mixing apparatus, the eccentric shaft on driving wheel, which passes through connecting rod and drives, lives
Chock moves up and down in guide groove, to drive piston mixer in the mixing chamber of blending tank by piston rod
It moves reciprocatingly, and feed liquid in mixing chamber is mixed；Feed liquid is flowed along flow-disturbing channel in W types in mixing chamber, to expect
It is abundant that liquid carries out flow-disturbing mixing.
2, the extraction amount for adjusting liquid suction pipe A and liquid suction pipe B respectively by flow control valve A and flow control valve B, works as needs
When being pumped into water or fertilizer solution into blending tank, fluid suction head is put into water or fertilizer solution, opens flow control valve B, closes flow
Regulating valve A, after priming pumps, water or fertilizer solution are extracted out and are pumped into blending tank by return duct by liquid suction pipe B；When need into
Row closes flow control valve B when circulating mixing, opens flow control valve A, and after priming pump, liquid suction pipe A is by blending tank
Interior feed liquid extraction, is then pumped back to by return duct in blending tank, under the spurt hole injection of jet flow boss, cooperation piston type mixing
The stirring of device avoids fertilizer from sinking to the bottom or accumulate in mixing pot bottom.
3, piston mixer reciprocating motion is driven to mix feed liquid in mixing chamber by piston rod, at the same time,
Feed liquid is extracted out from liquid pumping hole and is sprayed into again by the spurt hole of jet flow boss by topping-up pump, is effectively avoided sinking to the bottom or gathering for fertilizer, is carried
The efficiency of high feed liquid mixing, it is convenient to pour.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of piston mixer in the present invention.
Fig. 3 is the vertical view of jet flow boss in the present invention.
In figure：1- movable pulleys, 2- vehicle frames, 3- topping-up pumps, 4- return ducts, 5- extract manifold, 6- liquid suction pipe A, 7- flow tune
Save valve A, 8- flow control valve B, 9- liquid suction pipe B, 10- fluid suction head, 11- hangers, 12- liquid pumping holes, 13- fixed frames, 14- mixing
Tank, 15- racks, 16- servo motors, 17- eccentric shafts, 18- driving wheels, 19- connecting rods, 20- piston blocks, 21- piston rods, 22- are mixed
Close chamber, 23- piston mixers, 24- flow-disturbings channel, 25- irrigation sprayers, 26- drainage holes, 27- drain pipes, 28- irrigation pipes,
29- jet flows boss, 30- pour water pump, 31- spurt holes.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1~3, in the embodiment of the present invention, a kind of agricultural irrigation piston type fertilizer solution mixing apparatus, including vehicle
Frame 2, return duct 4 extract manifold 5, blending tank 14, rack 15, piston rod 21, piston mixer 23, irrigation sprayer 25 and spray
Boss 29 is flowed, 2 bottom of the vehicle frame is equipped with movable pulley 1,2 upper weld organic frame 15 of vehicle frame, and rack 15 passes through fixed frame 13
Connect blending tank 14；Piston mixer 23 is installed, piston mixer 23 is installed in the mixing chamber 22 of the blending tank 14
In the bottom end of piston rod 21,21 top of piston rod connects piston block 20, and one end of 20 upper center articulated linkage 19 of piston block connects
19 other end of bar is hinged eccentric shaft 17, and eccentric shaft 17 is welded on driving wheel 18, and driving wheel 18 is mounted on the drive of servo motor 16
On moving axis, servo motor 16 is fixed on 15 top of rack, after servo motor 16 powers on and starts, the drive of servo motor 16
Moving axis drives driving wheel 18 to rotate, and the eccentric shaft 17 on driving wheel 18 drives piston block 20 to be done in guide groove up and down by connecting rod 19
Reciprocating motion, to by piston rod 21 drive piston mixer 23 do reciprocal fortune in the mixing chamber 22 of blending tank 14
It is dynamic, and feed liquid in mixing chamber 22 is mixed.
23 structure in the form of annular discs of the piston mixer, piston mixer 23 is by several water conservancy diversion being arranged parallel to each other
Board group is at the section of deflector is in W type structures, flow-disturbing channel 24 is set as between deflector, when piston mixer 23 is mixing
When moving reciprocatingly in chamber 22, feed liquid is flowed along flow-disturbing channel 24 in W types in mixing chamber 22, to which feed liquid is carried out flow-disturbing mixing
Fully.
14 bottom of the blending tank is equipped with jet flow boss 29, is equipped on 29 top of jet flow boss and upper end side wall several
Spurt hole 31,29 center bottom of jet flow boss connect return duct 4, return duct 4 connect topping-up pump 3 output end, topping-up pump 3 it is defeated
Enter end connection and extract manifold 5, extracts manifold 5 and be respectively communicated with liquid suction pipe A6 and liquid suction pipe B9；Stream is installed on the liquid suction pipe A6
Adjustable valve A7, the liquid suction pipe A6 other ends are connected to the liquid pumping hole 12 of 14 bottom side of blending tank, were equipped in the liquid pumping hole 12
Strainer, for filtering out the particulate matter in feed liquid；Flow control valve B8, the liquid suction pipe B9 other ends are installed on the liquid suction pipe B9
Fluid suction head 10 is connected, fluid suction head 10 is suspended on the hanger 11 of rack 15；When operation, pass through flow control valve A7 and flow-rate adjustment
Valve B8 adjusts the extraction amount of liquid suction pipe A6 and liquid suction pipe B9 respectively, will when needing to be pumped into water or fertilizer solution into blending tank 14
Fluid suction head 10 is put into water or fertilizer solution, opens flow control valve B8, closes flow control valve A7, after priming pumps 3, drawing liquid
Water or fertilizer solution are extracted out and are pumped into blending tank 14 by return duct 4 by pipe B9；When carrying out circulating mixing, close
Flow control valve B8 opens flow control valve A7, and after priming pumps 3, liquid suction pipe A6 extracts feed liquid in blending tank 14 out, then
It is pumped back in blending tank 14 by return duct 4, in the case where the spurt hole 31 of jet flow boss 29 sprays, cooperation piston mixer 23 stirs
It mixes, fertilizer is avoided to sink to the bottom or accumulate in 14 bottom of blending tank.
Preferably, 14 top of the blending tank is equipped with feeding port, is used for the direct dispensing of granulated fertilizer.
14 bottom side of the blending tank is equipped with drainage hole 26, and drainage hole 26 is connected to drain pipe 27, and drain pipe 27 connects watering pours water
The input terminal of pump 30, the output end for pouring water pump 30 are connected to irrigation pipe 28, and 28 other end of irrigation pipe connects irrigation sprayer 25；
When in blending tank 14 feed liquid mixing fully after, start pour water pump 30 work simultaneously feed liquid is extracted out by drain pipe 27, then by
Irrigation pipe 28 is output to irrigation sprayer 25 and is poured to crops.
It should be strongly noted that servo motor 16, topping-up pump 3 and pouring water pump 30 are answering for the prior art in the application
With the application drives the reciprocating motion of piston mixer 23 to mix feed liquid in mixing chamber 22 by piston rod 21, with this
Meanwhile topping-up pump 3 is sprayed into feed liquid from the extraction of liquid pumping hole 12 by the spurt hole 31 of jet flow boss 29 again, effectively avoids the heavy of fertilizer
Bottom or accumulation, the efficiency for improving feed liquid mixing is innovative point, efficiently solves fertilizer solution undercompounding, fertilizer is sunk to the bottom or is accumulated
Poly- problem.
The invention is not limited in above-described embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing performing creative labour
A little simple modification, equivalent change and modifications, belong in the range of technical solution of the present invention.
In the description of this specification, it should be noted that unless otherwise clearly defined and limited, term " setting ",
" connected " and " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be directly connected, can also can be indirectly connected through an intermediary the connection inside two elements.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Claims (7)
1. a kind of agricultural irrigation piston type fertilizer solution mixing apparatus, including vehicle frame (2), return duct (4), extracts manifold (5), is mixed
Tank (14), rack (15), piston rod (21), piston mixer (23), irrigation sprayer (25) and jet flow boss (29) are closed, it is special
Sign is that the rack (15) connects blending tank (14) by fixed frame (13)；In the mixing chamber (22) of the blending tank (14)
Piston mixer (23) is installed, the piston mixer (23) is mounted on the bottom end of piston rod (21), piston rod (21)
Top connects piston block (20), one end of piston block (20) upper center articulated linkage (19), and connecting rod (19) other end is hinged inclined
Mandrel (17), eccentric shaft (17) are welded on driving wheel (18), and driving wheel (18) is mounted in the drive shaft of servo motor (16),
Servo motor (16) is fixed on rack (15) top；Blending tank (14) bottom is equipped with jet flow boss (29), the jet flow
Several spurt holes (31) are equipped at the top of boss (29) and on the side wall of upper end, jet flow boss (29) center bottom connects return duct
(4), manifold (5) is extracted in the input terminal connection of the output end of return duct (4) connection topping-up pump (3), topping-up pump (3), extracts manifold
(5) liquid suction pipe A (6) and liquid suction pipe B (9) are respectively communicated with；Blending tank (14) bottom side is equipped with drainage hole (26), drainage hole (26)
It is connected to drain pipe (27).
2. a kind of agricultural irrigation according to claim 1 piston type fertilizer solution mixing apparatus, which is characterized in that the vehicle
Frame (2) bottom is equipped with movable pulley (1), vehicle frame (2) upper weld organic frame (15).
3. a kind of agricultural irrigation according to claim 1 piston type fertilizer solution mixing apparatus, which is characterized in that the work
Plug mixer (23) structure in the form of annular discs, piston mixer (23) are made of several deflectors being arranged parallel to each other, lead
The section of flowing plate is in W type structures, and flow-disturbing channel (24) is set as between deflector.
4. a kind of agricultural irrigation according to claim 1 piston type fertilizer solution mixing apparatus, which is characterized in that the pumping
Flow control valve A (7) is installed, liquid suction pipe A (6) other ends and the liquid pumping hole (12) of blending tank (14) bottom side connect on liquid pipe A (6)
It is logical, filter screen is installed in the liquid pumping hole (12).
5. a kind of agricultural irrigation according to claim 4 piston type fertilizer solution mixing apparatus, which is characterized in that the pumping
Flow control valve B (8) is installed, liquid suction pipe B (9) other end connects fluid suction head (10), fluid suction head (10) suspension on liquid pipe B (9)
On the hanger (11) of rack (15).
6. a kind of agricultural irrigation according to claim 1 piston type fertilizer solution mixing apparatus, which is characterized in that described mixed
It closes and is equipped with feeding port at the top of tank (14).
7. a kind of agricultural irrigation according to claim 1 piston type fertilizer solution mixing apparatus, which is characterized in that the row
The input terminal of water pump (30) is poured in liquid pipe (27) connection, pours the output end connection irrigation pipe (28) of water pump (30), irrigation water
Manage (28) other end connection irrigation sprayer (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810100128.3A CN108323300A (en) | 2018-02-01 | 2018-02-01 | A kind of agricultural irrigation piston type fertilizer solution mixing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810100128.3A CN108323300A (en) | 2018-02-01 | 2018-02-01 | A kind of agricultural irrigation piston type fertilizer solution mixing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108323300A true CN108323300A (en) | 2018-07-27 |
Family
ID=62927799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810100128.3A Withdrawn CN108323300A (en) | 2018-02-01 | 2018-02-01 | A kind of agricultural irrigation piston type fertilizer solution mixing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108323300A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109348818A (en) * | 2018-11-09 | 2019-02-19 | 内蒙古北斗星科技有限公司 | A kind of intelligence liquid manure all-in-one machine |
| CN111630998A (en) * | 2020-06-10 | 2020-09-08 | 大埔县兴瑞现代农业发展有限公司 | Honey pomelo liquid manure device |
| CN114793583A (en) * | 2022-04-07 | 2022-07-29 | 西北农林科技大学 | Liquid manure medicine integration sprinkling irrigation equipment |
| CN117242971A (en) * | 2023-11-17 | 2023-12-19 | 安徽农业大学 | Water-saving irrigation fertilization equipment based on quantitative control |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60113077D1 (en) * | 2000-03-17 | 2005-10-06 | Reidar Hognestad | DOSING DEVICE FOR FLUID MIXTURES IN AN AGRICULTURAL DEVICE |
| CN205794070U (en) * | 2016-07-15 | 2016-12-14 | 赣州银山中药材专业合作社 | A kind of Poria plantation liquid fertilizer pinion and-rack rainer |
| CN106233914A (en) * | 2016-08-27 | 2016-12-21 | 邵鹏程 | A kind of efficient fertilizer apparatus of animal husbandry pasture growing |
| CN206101156U (en) * | 2016-08-31 | 2017-04-19 | 孙菊秋 | Multifunctional machine for agricultural irrigation |
| CN206150047U (en) * | 2016-11-07 | 2017-05-10 | 三峡大学 | Farmland is with irrigation device that has liquid fertilizer spraying function concurrently |
| CN107583553A (en) * | 2017-09-18 | 2018-01-16 | 陈海兴 | A kind of disinfectant is blended device |
-
2018
- 2018-02-01 CN CN201810100128.3A patent/CN108323300A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60113077D1 (en) * | 2000-03-17 | 2005-10-06 | Reidar Hognestad | DOSING DEVICE FOR FLUID MIXTURES IN AN AGRICULTURAL DEVICE |
| CN205794070U (en) * | 2016-07-15 | 2016-12-14 | 赣州银山中药材专业合作社 | A kind of Poria plantation liquid fertilizer pinion and-rack rainer |
| CN106233914A (en) * | 2016-08-27 | 2016-12-21 | 邵鹏程 | A kind of efficient fertilizer apparatus of animal husbandry pasture growing |
| CN206101156U (en) * | 2016-08-31 | 2017-04-19 | 孙菊秋 | Multifunctional machine for agricultural irrigation |
| CN206150047U (en) * | 2016-11-07 | 2017-05-10 | 三峡大学 | Farmland is with irrigation device that has liquid fertilizer spraying function concurrently |
| CN107583553A (en) * | 2017-09-18 | 2018-01-16 | 陈海兴 | A kind of disinfectant is blended device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109348818A (en) * | 2018-11-09 | 2019-02-19 | 内蒙古北斗星科技有限公司 | A kind of intelligence liquid manure all-in-one machine |
| CN109348818B (en) * | 2018-11-09 | 2020-05-12 | 内蒙古北斗星科技有限公司 | Intelligent water and fertilizer integrated machine |
| CN111630998A (en) * | 2020-06-10 | 2020-09-08 | 大埔县兴瑞现代农业发展有限公司 | Honey pomelo liquid manure device |
| CN114793583A (en) * | 2022-04-07 | 2022-07-29 | 西北农林科技大学 | Liquid manure medicine integration sprinkling irrigation equipment |
| CN117242971A (en) * | 2023-11-17 | 2023-12-19 | 安徽农业大学 | Water-saving irrigation fertilization equipment based on quantitative control |
| CN117242971B (en) * | 2023-11-17 | 2024-02-13 | 安徽农业大学 | Water-saving irrigation fertilization equipment based on quantitative control |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208191291U (en) | A kind of agricultural irrigation piston type fertilizer solution mixing apparatus | |
| CN108323300A (en) | A kind of agricultural irrigation piston type fertilizer solution mixing apparatus | |
| CN105850332B (en) | A kind of reel sprinkling irrigation machine that synchronously can be applied fertilizer or spray insecticide | |
| CN210168647U (en) | Multi-functional fruit tree irrigation equipment | |
| CN209594461U (en) | A kind of automatic drop irrigation device | |
| CN111869548A (en) | Irrigation system for hydraulic engineering and use method | |
| CN214257744U (en) | Movable agricultural pesticide spraying device | |
| CN209268014U (en) | A kind of medicine rich water integration irrigation device | |
| CN210840676U (en) | A irrigate fertile medicine input device for chinese red pao prickly ash is planted | |
| CN110214680B (en) | Efficient water-saving irrigation system and irrigation method thereof | |
| CN115568324A (en) | Intelligent agricultural irrigation system and irrigation method | |
| CN111183780A (en) | Irrigation device for vine crops | |
| CN208175894U (en) | A kind of fog machine independently adds pesticide device | |
| CN111345224A (en) | Agricultural drip irrigation system | |
| CN216163420U (en) | Water-saving environment-friendly irrigation equipment | |
| CN215074977U (en) | Pesticide sprayer for plant diseases and insect pests | |
| CN207491720U (en) | A kind of irrigation rig that can be used for spray | |
| CN213044197U (en) | Sunlight greenhouse single file liquid manure integrated device | |
| CN210746498U (en) | Improved water and fertilizer integrated equipment | |
| CN108738608A (en) | It is a kind of energy-efficient for liquid manure drip irrigation appliance | |
| CN209861602U (en) | Water and fertilizer integrated infiltrating irrigation machine | |
| CN208300550U (en) | A kind of green area irrigation device | |
| CN208956754U (en) | It can be used for the shrimp aquaculture auxiliary device of the ecological agriculture | |
| CN203086959U (en) | Screening-free stirring tank and special hydroseeder | |
| CN216821408U (en) | Agricultural irrigation equipment on a large scale |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180727 |