CN110326417A - A kind of pneumatic sprayer for planting fruit trees - Google Patents
A kind of pneumatic sprayer for planting fruit trees Download PDFInfo
- Publication number
- CN110326417A CN110326417A CN201910657211.5A CN201910657211A CN110326417A CN 110326417 A CN110326417 A CN 110326417A CN 201910657211 A CN201910657211 A CN 201910657211A CN 110326417 A CN110326417 A CN 110326417A
- Authority
- CN
- China
- Prior art keywords
- impeller
- suction hose
- pneumatic sprayer
- reserve tank
- liquid reserve
- 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- Withdrawn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
- A01C23/047—Spraying of liquid fertilisers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/45—Magnetic mixers; Mixers with magnetically driven stirrers
- B01F33/453—Magnetic mixers; Mixers with magnetically driven stirrers using supported or suspended stirring elements
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a kind of pneumatic sprayers for planting fruit trees, its structure includes pneumatic sprayer, pump machine, carrying handle, spray boom, threaded cap, harness, pneumatic sprayer is by liquid reserve tank, suction hose, hydraulic impeller, magnetic agitation impeller, suction hose capouch composition, the power of water flow is driven to rotate to control hydraulic impeller using pump machine, and hydraulic impeller drives magnetic agitation impeller to rotate by the homopolar-repulsion between magnet and magnet, magnetic agitation impeller is allowed to dissolve the medical fluid secondary agitation precipitated in liquid reserve tank, the power for recycling liquid medicine to flow away spills to drive water conservancy turbine that rotation is driven to spill head rotation, improve the efficiency of fertilising, and reduce the waste of medical fluid.
Description
Technical field
The present invention relates to agriculture fields, particularly with regard to a kind of pneumatic sprayer for planting fruit trees.
Background technique
Agricultural machinery is machinery common in our daily lifes of one kind, such as farmland construction machinery, soil cultivating machine, kind
It plants and fertilizer machinery, plant protection mechanism etc., and fertilizer machinery is also to have point number of types of, is needed after planting fruit trees are complete pair
It applies fertilizer, the orchard of some negligible amounts, is all to use manually to apply fertilizer, and householder will use a kind of back formula strength spray
Mist machine applies fertilizer, and medical fluid easily precipitates in liquid reserve tank inside this pneumatic sprayer, and fruit is much not achieved in spray boom
Comprehensive spraying requirement is set, medical fluid ejection is excessively concentrated, and is be easy to cause fruit tree residual liquor excessive and dead, also be will cause medicine
The waste of liquid is serious.
Summary of the invention
In view of the deficiencies of the prior art, the present invention is to realize by the following technical solutions: one kind is for planting fruit trees
Pneumatic sprayer, structure includes pneumatic sprayer, pump machine, carrying handle, spray boom, threaded cap, harness, the pneumatic sprayer
Top is equipped with carrying handle, and the pneumatic sprayer and carrying handle are integrated, on the pneumatic sprayer top end surface
Equipped with threaded cap, the pneumatic sprayer and threaded cap are threadedly coupled, and are equipped in the pneumatic sprayer right groove
Pump machine, the pump machine are equipped with spray boom, and the pump machine and spray boom are gap-matched, on the pneumatic sprayer surface
Equipped with harness, the pneumatic sprayer and harness are flexibly connected；
The pneumatic sprayer is made of liquid reserve tank, suction hose, hydraulic impeller, magnetic agitation impeller, suction hose capouch,
Suction hose is installed on the liquid storage chamber interior wall, the suction hose bottom end is equipped with suction hose capouch, the suction hose and
Suction hose capouch glue connection, the liquid reserve tank inner bottom middle position are equipped with hydraulic impeller, the liquid reserve tank and water
Power impeller matches, and the hydraulic impeller head end is gap-matched with suction hose capouch, described hydraulic impeller or so two
Side is equipped with magnetic agitation impeller, and the magnetic agitation impeller and liquid reserve tank are flexibly connected.
As advanced optimizing for the technical program, the magnetic agitation impeller is by impeller, precipitating receiver, screw thread
Bar, bearing block composition, the impeller bottom end are equipped with bearing block, and the impeller tip is equipped with precipitating receiver, described
Impeller and precipitating receiver glue connection, the threaded rod vertically insert embedded in precipitating receiver top middle position on.
As advanced optimizing for the technical program, the impeller further includes magnet, and the impeller surface is equipped with
Magnet, the impeller are fixedly connected with magnet.
As advanced optimizing for the technical program, the spray boom by tube body, screw thread tubule, rotation spill head, filter screen,
Outflow cover for water, water conservancy turbine, mounting ring board group are at the tubular body is equipped with screw thread tubule, the tube body and screw thread tubule
It is integrated, the tube body bottom end has rotation and spills head, and it is living by installation ring flat-plate that head is spilt in the tube body and rotation
Dynamic connection, the rotation spill an inner bottom and are equipped with filter screen, and the rotation spills a bottom end and is equipped with outflow cover for water, described
Head and outflow cover for water glue connection are spilt in rotation, and the rotation spills an inner bottom middle position equipped with water conservancy turbine, the rotation
Turn to spill head and water conservancy turbine is gap-matched.
As advanced optimizing for the technical program, the water conservancy turbine is made of shaft, turbine wheel, installation axle, institute
The shaft surface stated is equipped with turbine wheel, and the shaft and turbine wheel are integrated, the shaft top interposition
It sets and installation axle is installed.
As advanced optimizing for the technical program, the turbine wheel further includes resisting force sheet, the turbine wheel surface
It is equipped with resisting force sheet, the turbine wheel is fixedly connected with resisting force sheet.
As advanced optimizing for the technical program, the impeller is made of plastic material, own wt can be allowed to subtract
Gently.
As advanced optimizing for the technical program, the hydraulic impeller be equipped with magnet, and with the magnetic on impeller
Iron is that homopolarity is magnetic, homopolar-repulsion.
As advanced optimizing for the technical program, the rotation is spilt head and is made of plastic material, will not get rusty, and
And material is lighter.
As advanced optimizing for the technical program, the hydraulic impeller and magnetic agitation impeller are mutually flat between the two
Row.
Beneficial effect
A kind of pneumatic sprayer for planting fruit trees of the present invention, medical fluid is poured into liquid reserve tank and is dissolved with water, will be opened
Pump machine allows pump machine to extract liquid medicine out of liquid reserve tank out by suction hose, when suction hose drives water flow toward walking by suction hose capouch,
And the hydraulic impeller under suction hose capouch is started to rotate by the drive of water flow, hydraulic impeller utilizes the magnet and impeller on surface
On magnet homopolar-repulsion principle, impeller rotation and is similarly subjected to the influence of repulsive force between the two, and accelerates rotation
Turn, impeller drives precipitating receiver and threaded rod rotation, and precipitating receiver matching thread bar stirs the medical fluid precipitated on its surface
It moves in water, accelerates the dissolution again of medical fluid, the phenomenon that liquid medicine separation occur after also avoiding medical fluid precipitating, liquid medicine is brought into pipe
Secondary rotation mixed dissolution is carried out by screw thread tubule in vivo, the flowing of liquid medicine can equally push turbine wheel, and turbine wheel drives
Kinetic energy is transmitted to rotation and spilt on head by shaft rotation, shaft, so that rotation spills head and utilizes filter screen and outflow cover for water that liquid medicine is entirely square
Position is spilt, and improves the efficiency of fertilising, and reduce the waste of medical fluid.
Compared with prior art, the beneficial effects of the present invention are: driving the power of water flow to control waterpower leaf using pump machine
Wheel rotation, and hydraulic impeller drives magnetic agitation impeller to rotate by the homopolar-repulsion between magnet and magnet, allows magnetic force
Agitator arm dissolves the medical fluid secondary agitation precipitated in liquid reserve tank, and the power that flows away of liquid medicine is recycled to drive water conservancy whirlpool
Wheel, which drives to rotate to spill head and rotate, to be spilt, and improves the efficiency of fertilising, and reduce the waste of medical fluid.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of the pneumatic sprayer for planting fruit trees of the present invention.
Fig. 2 is a kind of schematic diagram of internal structure of the pneumatic sprayer for planting fruit trees of the present invention.
Fig. 3 is the structural schematic diagram of spray boom of the present invention.
Fig. 4 is the structural schematic diagram of water conservancy turbine of the present invention.
Fig. 5 is the enlarged drawing of A in Fig. 2 of the present invention.
In figure: pneumatic sprayer -1, pump machine -2, carrying handle -3, spray boom -4, threaded cap -5, harness -6, liquid reserve tank -1a, water suction
Pipe -1b, hydraulic impeller -1c, magnetic agitation impeller -1d, suction hose capouch -1e, impeller -1d1, precipitating receiver -1d2, screw thread
Head -4c, filter screen -4d, outflow cover for water-are spilt in bar -1d3, bearing block -1d4, magnet -1d11, tube body -4a, screw thread tubule -4b, rotation
4e, water conservancy turbine -4f, installation ring flat-plate -4g, shaft -4f1, turbine wheel -4f2, installation axle -4f3, resisting force sheet -4f21.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment and Detailed description of the invention, the preferred embodiment that the present invention is further explained.
Embodiment
Fig. 1-Fig. 5 is please referred to, the present invention provides a kind of pneumatic sprayer for planting fruit trees, and structure includes strength spray
Mist machine 1, pump machine 2, carrying handle 3, spray boom 4, threaded cap 5, harness 6,1 top of pneumatic sprayer is equipped with carrying handle 3, described
Pneumatic sprayer 1 and carrying handle 3 are integrated, and 1 top end surface of pneumatic sprayer is equipped with threaded cap 5, described
Pneumatic sprayer 1 and threaded cap 5 are threadedly coupled, and are equipped with pump machine 2, the pump in 1 right groove of pneumatic sprayer
Machine 2 is equipped with spray boom 4, and the pump machine 2 and spray boom 4 are gap-matched, and 1 surface of pneumatic sprayer is equipped with harness
6, the pneumatic sprayer 1 and harness 6 are flexibly connected, and the pneumatic sprayer 1 is by liquid reserve tank 1a, suction hose 1b, waterpower
Impeller 1c, magnetic agitation impeller 1d, suction hose capouch 1e are formed, and are equipped with suction hose 1b, institute on the liquid reserve tank 1a inner wall
The bottom end suction hose 1b stated is equipped with suction hose capouch 1e, the suction hose 1b and suction hose capouch 1e glue connection, the storage
Liquid case 1a inner bottom middle position is equipped with hydraulic impeller 1c, and the liquid reserve tank 1a and hydraulic impeller 1c are matched, described
Hydraulic impeller 1c head end be gap-matched with suction hose capouch 1e, two side of described hydraulic impeller 1c or so is equipped with magnetic force
Agitator arm 1d, the magnetic agitation impeller 1d and liquid reserve tank 1a are flexibly connected.
The magnetic agitation impeller 1d is made of impeller 1d1, precipitating receiver 1d2, threaded rod 1d3, bearing block 1d4,
The bottom end impeller 1d1 is equipped with bearing block 1d4, and the top impeller 1d1 is equipped with precipitating receiver 1d2, described
Impeller 1d1 and precipitating receiver 1d2 glue connection, the threaded rod 1d3 are inserted vertically embedded in the precipitating top receiver 1d2 interposition
It sets,
Above-mentioned precipitating receiver 1d2 is the medical fluid in order to receive precipitating, and medical fluid is avoided to sink in bottom by suction hose 1b
Directly siphon away.
The impeller 1d1 further includes magnet 1d11, and the surface impeller 1d1 is equipped with magnet 1d11, the leaf
Wheel 1d1 is fixedly connected with magnet 1d11,
Above-mentioned magnet 1d11 is to allow hydraulic impeller 1c and impeller 1d1 to utilize homopolarity between magnet 1d11 between the two
The principle repelled each other saves power source to drive impeller 1d1 to rotate.
The spray boom 4 spills a 4c, filter screen 4d, outflow cover for water 4e, water conservancy turbine by tube body 4a, screw thread tubule 4b, rotation
4f, installation ring flat-plate 4g composition, it is one that the tube body 4a, which is internally threaded tubule 4b, the tube body 4a and screw thread tubule 4b,
Body structure, the bottom end tube body 4a have rotation and spill a 4c, and the tube body 4a and rotation spill a 4c and pass through mounting ring
Plate 4g is flexibly connected, and the rotation spills a 4c inner bottom and is equipped with filter screen 4d, and the rotation is spilt the bottom end 4c and is equipped with
A 4c and outflow cover for water 4e glue connection are spilt in outflow cover for water 4e, the rotation, and the rotation is spilt on a 4c inner bottom middle position
Equipped with water conservancy turbine 4f, a 4c is spilt in the rotation and water conservancy turbine 4f is gap-matched,
Above-mentioned screw thread tubule 4b is that the liquid medicine in order to be sucked by suction hose 1b carries out rotation two in screw thread tubule 4b
Secondary mixed dissolution.
The water conservancy turbine 4f is made of shaft 4f1, turbine wheel 4f2, installation axle 4f3, on the surface shaft 4f1
Equipped with turbine wheel 4f2, the shaft 4f1 and turbine wheel 4f2 are integrated, the top the shaft 4f1 middle position
On installation axle 4f3 is installed,
Above-mentioned installation axle 4f3 is in order to allow rotation to spill a 4c and will not be fixedly connected with tube body 4a, convenient for utilizing the stream of water
Power drives water conservancy turbine 4f to rotate integrally.
The turbine wheel 4f2 further includes resisting force sheet 4f21, and the surface turbine wheel 4f2 is equipped with resisting force sheet 4f21,
The turbine wheel 4f2 is fixedly connected with resisting force sheet 4f21,
Above-mentioned resisting force sheet 4f21 is the resistance in order to increase flow dynamic, allows water conservancy turbine 4f is rotatable more to accelerate
Speed.
The impeller 1d1 is made of plastic material, own wt can be allowed to mitigate, the hydraulic impeller 1c is equipped with
Magnet, and be that homopolarity is magnetic with the magnet 1d11 on impeller 1d1, homopolar-repulsion, the rotation spills a 4c using plastics material
Matter production, will not get rusty, and material is lighter, and the hydraulic impeller 1c and magnetic agitation impeller 1d are mutually flat between the two
Row.
The principle of the present invention: medical fluid being poured into liquid reserve tank 1a and is dissolved with water, will open pump machine 2, pump machine 2 is allowed to pass through water suction
Pipe 1b extracts liquid medicine out out of liquid reserve tank 1a, when suction hose 1b drives water flow toward walking by suction hose capouch 1e, and the shroud that absorbs water
Hydraulic impeller 1c under head 1e is started to rotate by the drive of water flow, and hydraulic impeller 1c utilizes the magnet and impeller 1d1 on surface
On magnet 1d11 homopolar-repulsion principle, impeller 1d1 rotation and is similarly subjected to the influence of repulsive force between the two,
And spin up, impeller 1d1 drives precipitating receiver 1d2 and threaded rod 1d3 rotation, precipitates receiver 1d2 matching thread bar 1d3
By the medical fluid precipitated on its surface agitation in water, accelerate the dissolution again of medical fluid, liquid medicine occurs after also avoiding medical fluid precipitating
The phenomenon that separation, liquid medicine are brought into tube body 4a and carry out secondary rotation mixed dissolution by screw thread tubule 4b, and the flowing of liquid medicine is same
Sample can push turbine wheel 4f2, turbine wheel 4f2 to drive shaft 4f1 rotation, and kinetic energy is transmitted to rotation and spilt on a 4c by shaft 4f1,
Spilt using filter screen 4d and outflow cover for water 4e by liquid medicine is comprehensive so that a 4c is spilt in rotation, improves the efficiency of fertilising, and subtract
The waste of few medical fluid.
Solution to the problem of the present invention is: drive the power of water flow to rotate to control hydraulic impeller 1c using pump machine 2, and
And hydraulic impeller 1c drives magnetic agitation impeller 1d to rotate by the homopolar-repulsion between magnet 1d11 and magnet 1d11, allows magnetic
Power agitator arm 1d dissolves the medical fluid secondary agitation precipitated in liquid reserve tank 1a, and the power that flows away of liquid medicine is recycled to drive
Water conservancy turbine 4f, which drives to rotate to spill a 4c and rotate, to be spilt, and improves the efficiency of fertilising, and reduce the waste of medical fluid.
The basic principles, main features and advantages of the present invention have been shown and described above, the technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention can not only be realized in other specific forms under the premise of not departing from spirit of that invention or essential characteristic
The present invention will also have various changes and improvements, these changes and improvements both fall within scope of the claimed invention, therefore this hair
Bright claimed range is defined by appended claims and its equivalent, rather than above description limits.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (2)
1. a kind of pneumatic sprayer for planting fruit trees, structure includes pneumatic sprayer (1), pump machine (2), carrying handle (3), spray
Bar (4), threaded cap (5), harness (6), it is characterised in that: pneumatic sprayer (1) top is equipped with carrying handle (3), described
Pneumatic sprayer (1) and carrying handle (3) be integrated, the pneumatic sprayer (1) top end surface be equipped with threaded cap
(5), the pneumatic sprayer (1) and threaded cap (5) are threadedly coupled, and are installed in the pneumatic sprayer (1) right groove
Have pump machine (2), the pump machine (2) is equipped with spray boom (4), and the pump machine (2) and spray boom (4) are gap-matched, described
Pneumatic sprayer (1) surface be equipped with harness (6), the pneumatic sprayer (1) and harness (6) flexible connection.
2. a kind of pneumatic sprayer for planting fruit trees according to claim 1, it is characterised in that: the strength spray
Mist machine (1) is by liquid reserve tank (1a), suction hose (1b), hydraulic impeller (1c), magnetic agitation impeller (1d), suction hose capouch (1e) group
At, be equipped with suction hose (1b) on the liquid reserve tank (1a) inner wall, the suction hose bottom end (1b) be equipped with suction hose capouch
(1e), the suction hose (1b) and suction hose capouch (1e) glue connection, the liquid reserve tank (1a) inner bottom middle position
It is equipped with hydraulic impeller (1c), the liquid reserve tank (1a) and hydraulic impeller (1c) match, and the hydraulic impeller (1c) is first
End is gap-matched with suction hose capouch (1e), and two sides of the hydraulic impeller (1c) left and right are equipped with magnetic agitation impeller
(1d), the magnetic agitation impeller (1d) and liquid reserve tank (1a) are flexibly connected, and the magnetic agitation impeller (1d) is by impeller
(1d1), precipitating receiver (1d2), threaded rod (1d3), bearing block (1d4) composition, the bottom end the impeller (1d1) is equipped with axis
It holds seat (1d4), the impeller top (1d1) is equipped with precipitating receiver (1d2), the impeller (1d1) and precipitating splicing
Disk (1d2) glue connection, the threaded rod (1d3) are inserted vertically on precipitating top middle position receiver (1d2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910657211.5A CN110326417A (en) | 2019-07-19 | 2019-07-19 | A kind of pneumatic sprayer for planting fruit trees |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910657211.5A CN110326417A (en) | 2019-07-19 | 2019-07-19 | A kind of pneumatic sprayer for planting fruit trees |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110326417A true CN110326417A (en) | 2019-10-15 |
Family
ID=68146994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910657211.5A Withdrawn CN110326417A (en) | 2019-07-19 | 2019-07-19 | A kind of pneumatic sprayer for planting fruit trees |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110326417A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677659A (en) * | 2020-06-12 | 2020-09-18 | 山东金燕自动化科技有限公司 | Automatic control system of unattended emulsion pump |
| US11992003B1 (en) | 2023-02-23 | 2024-05-28 | King Faisal University | Pneumatic sprayer for palm trees |
-
2019
- 2019-07-19 CN CN201910657211.5A patent/CN110326417A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677659A (en) * | 2020-06-12 | 2020-09-18 | 山东金燕自动化科技有限公司 | Automatic control system of unattended emulsion pump |
| CN111677659B (en) * | 2020-06-12 | 2022-03-11 | 山东金燕自动化科技有限公司 | Automatic control system of unattended emulsion pump |
| US11992003B1 (en) | 2023-02-23 | 2024-05-28 | King Faisal University | Pneumatic sprayer for palm trees |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110326417A (en) | A kind of pneumatic sprayer for planting fruit trees | |
| CN106888663A (en) | A kind of irrigation rig for improving fertilising efficiency and water saving | |
| CN206994162U (en) | A kind of novel garden plantation sprinkling application equipment car | |
| CN101213901B (en) | Drought resisting fertilizing gun | |
| CN205511833U (en) | Plant water, fertilizer, medicine integration are spouted and are driped irrigation device | |
| CN208821540U (en) | Dedicated high-efficient irrigation agricultural equipment is irrigated in agricultural production | |
| CN205993265U (en) | A kind of trees seedling cultivation is with shining water installations | |
| CN201163883Y (en) | Drought resisting fertilizing gun | |
| CN206389916U (en) | A kind of liquid manure suitable for large-scale nursery is poured, chemical spraying device | |
| CN205611600U (en) | Fruit tree pesticide spraying device | |
| CN213548855U (en) | Gardens maintenance is with adding medicine drip irrigation device | |
| CN208128859U (en) | Fruit tree automatic fertilizing apparatus | |
| CN109430218B (en) | Portable power-assisted spraying device | |
| CN203801267U (en) | Farmland irrigation system utilizing biogas liquid wastes from pig farm | |
| CN208480283U (en) | Tea oil tree implant system | |
| CN208095539U (en) | Irrigation machine | |
| CN2609671Y (en) | Water-saving spray device | |
| CN206433374U (en) | A kind of treegarden irrigation device with agitating device | |
| CN202738557U (en) | Pressurized jet-irrigating machine | |
| CN206212657U (en) | A kind of water-saving spray irrigation system | |
| CN220965879U (en) | Garden timing irrigation device | |
| CN1391786A (en) | Water driven quantitative fertilizer spreader | |
| CN206165350U (en) | Irrigation pipeline that can intensive mixing | |
| CN115517233B (en) | Insect pest prevention device for green tea planting | |
| CN220479196U (en) | Sprayer medical kit agitating unit based on venturi principle |
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: 20191015 |