CN107484632A - A kind of ecological, environmental protective engineering greening rainer - Google Patents
A kind of ecological, environmental protective engineering greening rainer Download PDFInfo
- Publication number
- CN107484632A CN107484632A CN201710789233.8A CN201710789233A CN107484632A CN 107484632 A CN107484632 A CN 107484632A CN 201710789233 A CN201710789233 A CN 201710789233A CN 107484632 A CN107484632 A CN 107484632A
- Authority
- CN
- China
- Prior art keywords
- outlet
- water fender
- nozzle
- rectangular configuration
- adjusting part
- 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.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
- A01G25/023—Dispensing fittings for drip irrigation, e.g. drippers
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
- A01G25/026—Apparatus or processes for fitting the drippers to the hoses or the pipes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a kind of ecological, environmental protective engineering greening rainer, the device includes impact driven sprinkler；The impact driven sprinkler includes the jet pipe with bending structure；Inlet pressure adjusting part；The inlet pressure adjusting part is connected with the jet pipe lower end by rotating seal component；Adjustable component is exported, the outlet adjustable component is connected with the jet pipe upper end.The device that the application provides improves the water distribution uniformity of conical nozzle variable sprayer, better obvious when range is smaller.Therefore, the plant running of installing special-shaped nozzle is reliable and stable, sprinkling uniformity is good, and reduce variable sprayer sprinkling uniformity of the prior art is influenceed by operating pressure oscillations.Inlet pressure adjusting part on shower nozzle swivel changes the range of shower nozzle.When jet is by outlet adjustable component, elastic water fender automatically adjusts exit area of nozzle with water flow pressure, current deployment conditions when improving shower nozzle low pressure small range, and then improves water-spraying amount distribution.
Description
Technical field
The present invention relates to irrigation equipment technical field, and being used more particularly to a kind of ecological, environmental protective engineering, there is special-shaped variable to spray
Head, the greening rainer that uniform spraying can be achieved.
Background technology
" precision agriculture " and " variable technology " has turned into the developing direction in environmentally friendly afforestation project research and application at present.And
Its core technology can be developed according to the block-shaped needs of green plants and ground, and setting for different waters is irrigated in diverse location
It is standby.Pressure-regulating device is installed additional to change import area of passage using in shower nozzle entrance mostly in the prior art, is realized not rounded
Shape sprinkling domain sprinkling.The effect of inlet pressure adjusting means is relied in shower nozzle rotary course, to control the operating pressure of shower nozzle to send out
Changing, so as to realize the sprinkling irrigation task of non-circular spraying district.The problem of existing is, with the rotation of shower nozzle, to reduce in pressure
During, spray outlet pressure reduces, and the water distribution sprayed out is uneven.Through retrieval, presently relevant patent application
Have：Variable-spray whole-torrential flow showerhead, application number：200810019601.1；Spraying area is the impact driven sprinkler of various shapes, is applied
Number 00257672.4；Novel remote arm-type spray nozzle, application number 00215392.0；Automatically adjust the impact driven sprinkler of range, application number
03218591；The impact driven sprinkler of non-circular spraying district, application number 03218590；Non-circular spraying district, application number
01265799.At present in these patents, complicated, high energy consumption, mainly for realizing that non-circular spraying district carries out to shower nozzle
Structure design, during pressure change, jet size can not automatically adjust.Automatic outlet pressure regulating device for variable sprayer,
Application number 201110448961.5, automatically adjusted although the device can be realized, its nozzle is adopted using outlet flow
Conical structure, and conical structure can not realize nozzle is realized while far firing range water be uniformly distributed and
With good atomizing functions.
The content of the invention
For this above mentioned problem, the embodiment of the present application provides a kind of ecological, environmental protective engineering greening rainer, should
Device includes outlet adjustable component, and the component adjusts exit area of nozzle by adjustable special-shaped nozzle；Inlet pressure is adjusted
Component comes adjusting work pressure and flow using sound chip architecture, and variable spray is realized by the synchronous adjustment of two factors, and
Reach the requirement uniformly sprayed.
The invention provides following scheme：
A kind of ecological, environmental protective engineering greening rainer, including：
Impact driven sprinkler；The impact driven sprinkler includes the jet pipe with bending structure；
Inlet pressure adjusting part；The inlet pressure adjusting part passes through rotating seal component phase with the jet pipe lower end
Even；
Adjustable component is exported, the outlet adjustable component is connected with the jet pipe upper end；
Wherein, the outlet adjustable component includes outlet flow, elastic water fender, spring and hollow bolt；It is described go out
The cross section of water flow passage has the polymorphic structure that rectangular configuration is formed after being connected with semicircular structure, the semicircular structure diameter
It is wide equal with the rectangular configuration；Be fixedly linked after elastic water fender one end bending with the rectangular configuration, the other end to
On be arranged at the horizontal certain angle in the rectangular configuration；The hollow bolt is installed in the rectangular configuration with hanging down
Face directly in angled through hole；The spring one end is fixedly linked with the elastic water fender, and the other end is placed in the sky
Heart bolt it is hollow in.
Preferably：The elastic water fender upper surface is more than or equal to outlet when not being stressed with horizontal plane angulation
Water (flow) direction and horizontal angulation.
Preferably：A diameter of 8 millimeters of the semicircular structure, the elastic water fender upper surface is not when being stressed and water
Plane angulation is 8.5 °~12.7 °.
Preferably：The outlet flow includes import straightway and outlet straightway, after the elastic water fender bending
Length inside the rectangular configuration is more than or equal to the difference of the import length of straigh line and the outlet length of straigh line.
Preferably：A diameter of 8 millimeters of the semicircular structure, the import length of straigh line are 9 millimeters, the water fender
Length is 40 millimeters, and the through hole is 30 ° with vertical plane angulation, and the coefficient of elasticity of the spring is 3.7N/ millimeters.
Preferably：The inlet pressure adjusting part include being used for the connecting tube that is connected with penstocks and for institute
State the connected hollow shaft of rotating seal component；The connecting tube is oppositely arranged with the hollow shaft and by turning connecting seat phase
Even；Wherein, connecting tube one end inside the swivel connecting seat is provided with quiet adjustment sheet, is set on the swivel connecting seat
Dynamic adjustment sheet is equipped with, the hollow shaft is located at the dynamic adjustment sheet top.
Preferably：Deflation set is additionally provided with the connecting tube, the set that tightens is used to limit the swivel connection seat
Put.
Preferably：The swivel connecting seat is provided with tetrafluoro packing ring and O-shaped packing ring with the hollow shaft connection place.
According to specific embodiment provided by the invention, the invention discloses following technique effect：
By the invention it is possible to a kind of ecological, environmental protective engineering greening rainer is realized, should under a kind of implementation
Device includes impact driven sprinkler；The impact driven sprinkler includes the jet pipe with bending structure；Inlet pressure adjusting part；It is described
Inlet pressure adjusting part is connected with the jet pipe lower end by rotating seal component；Adjustable component is exported, the outlet is adjustable
Component is connected with the jet pipe upper end；Wherein, it is described outlet adjustable component include outlet flow, elastic water fender, spring and
Hollow bolt；The cross section of the outlet passage has the polymorphic structure that rectangular configuration is formed after being connected with semicircular structure, institute
It is wide equal with the rectangular configuration to state semicircular structure diameter；Consolidate after elastic water fender one end bending with the rectangular configuration
Fixed to be connected, the other end is arranged in the rectangular configuration with the horizontal certain angle upwards；The hollow bolt is installed on institute
State in through hole angled with vertical plane in rectangular configuration；The spring one end is fixedly linked with the elastic water fender,
The other end is placed in the hollow interior of the hollow bolt.The device that the application provides improves the water of conical nozzle variable sprayer
Distributing homogeneity, it is better obvious when range is smaller.Therefore, the plant running of installing special-shaped nozzle is reliable and stable, spray
It is good to spill uniformity, reduce variable sprayer sprinkling uniformity of the prior art is influenceed by operating pressure oscillations.
Certainly, any product for implementing the present invention it is not absolutely required to reach all the above advantage simultaneously.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of structural representation of ecological, environmental protective engineering greening rainer provided in an embodiment of the present invention；
Fig. 2 is the sectional view of inlet pressure adjusting part provided in an embodiment of the present invention；
Fig. 3 is the structural representation of quiet adjustment sheet provided in an embodiment of the present invention；
Fig. 4 is the structural representation of dynamic adjustment sheet provided in an embodiment of the present invention；
Fig. 5 is the structural representation of outlet regulating component provided in an embodiment of the present invention；
Fig. 6 is the structure diagram of outlet regulating component provided in an embodiment of the present invention；
Fig. 7 is the size marking schematic diagram of outlet regulating component provided in an embodiment of the present invention；
Fig. 8 is the device water distribution and conical nozzle water difference comparison diagram itself provided；
Fig. 9 is the device injection flow rate schematic diagram that the application provides.
In figure：Impact driven sprinkler 1, inlet pressure adjusting part 2, connecting tube 201, hollow shaft 202, swivel connecting seat 203,
Quiet adjustment sheet 204, dynamic adjustment sheet 205, tighten set 206, tetrafluoro packing ring 207, O types packing ring 208, outlet adjustable component 3, outlet
Runner 301, elastic water fender 302, spring 303, hollow bolt 304, rotating seal component 4.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained, belong to what the present invention protected
Scope.
Embodiment
It is a kind of ecological, environmental protective engineering provided in an embodiment of the present invention with green referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6
Change rainer, as shown in Fig. 1 Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, the device includes impact driven sprinkler 1；The impact driven sprinkler 1
Including the jet pipe with bending structure；
Inlet pressure adjusting part 2；The inlet pressure adjusting part 2 passes through rotating seal component with the jet pipe lower end
4 are connected；
Adjustable component 3 is exported, the outlet adjustable component 3 is connected with the jet pipe upper end；
Wherein, the outlet adjustable component 3 includes outlet flow 301, elastic water fender 302, spring 303 and hollow
Bolt 304；The cross section of the outlet passage 301 has the polymorphic structure that rectangular configuration is formed after being connected with semicircular structure,
The semicircular structure diameter is wide equal with the rectangular configuration；After the bending of described one end of elastic water fender 302 with the rectangle
Structure is fixedly linked, and the other end is arranged in the rectangular configuration with the horizontal certain angle upwards；The hollow bolt 304
It is installed in through hole angled with vertical plane in the rectangular configuration；Described one end of spring 303 and the elastic dash
Plate 302 is fixedly linked, and the other end is placed in the hollow interior of the hollow bolt 304.
The device is made up of inlet pressure adjusting part, impact driven sprinkler and outlet adjustable component three parts, shower nozzle work
When making, the inlet pressure adjusting part on shower nozzle swivel changes the range of shower nozzle.When jet is by outlet adjustable component,
Elastic water fender automatically adjusts exit area of nozzle with water flow pressure, current deployment conditions when improving shower nozzle low pressure small range, enters
And improve water-spraying amount distribution.As shown in figure 8, (a is conical variable spray head device, and b is the device that the application provides) is this
The device water distribution that body provides and conical shape nozzle water difference comparison diagram.As can be seen from Figure, the application provides
Device improves the water distribution uniformity of conical nozzle variable sprayer, better obvious when range is smaller.Therefore, pacify
The plant running that fills special-shaped nozzle is reliable and stable, sprinkling uniformity is good, and it is equal to reduce variable sprayer of the prior art sprinkling
Even property is influenceed by operating pressure oscillations.Adjustable component is exported by hollow bolt, spring, elastic water fender and semicircle+rectangle
The special-shaped outlet flow that structure is formed is formed, and water fender one end is fixedly mounted in rectangularl runner with helical axis, initial position and
Changing rule can be adjusted by the spring being arranged in hollow bolt.During work, dash Board position changes with incoming-flow pressure, nozzle
Discharge area changes.Incoming-flow pressure is big, and discharge area is big, and incoming-flow pressure is small, and discharge area is small.Pass through outlet flow abnormity
The optimization design of change, and the calculating of initial tension of spring, discharge area can be made to realize corresponding change according to design requirement.
For shower nozzle, typically require that closely knit section of Far Range of injection stream is remote, it is good to require shower nozzle atomization, water
It is uniform respectively.The flaring exit Channels used in the prior art, say that it can realize the requirement of Far Range in theory,
But its atomizing effect and water distribution are not uniform enough.The outlet flow for the nozzle that the embodiment of the present application provides is semicircle+square
The polymorphic structure of shape, the defects of can effectively making up flaring exit runner.Through testing, in the case of pressure identical, this
The outlet flow that application embodiment provides has the spray that the range of the polymorphic structure nozzle of semicircle+rectangle is flaring exit runner
0.91-0.97 times of mouth range.As shown in figure 9, the different bases carried out under 400KPa pressure provided for the embodiment of the present application
The range injection flow rate variation diagram of the polymorphic structure nozzle of circular diameter semicircle+rectangle.No matter the special-shaped nozzle when in use, is adopted simultaneously
Square part is still used with triangular layout, can reach preferable water distribution uniformity.
As shown in fig. 7, the critical size of outlet adjustable component mainly has, import straightway l1, outlet straightway l2, baffle plate
Length l etc., and the setting of above-mentioned parameter can influence to export the angle of the discharge area of adjustable component, water fender and horizontal plane
θ1, and then influence the performance and stability of the device.For these reasons, the embodiment of the present application is to the outlet each pass of adjustable component
The size of key member has done detailed restriction.Specifically, the elastic water fender upper surface when not being stressed with horizontal plane institute into
Angle, θ1More than or equal to outlet stream direction and horizontal angulation θ1.Further, the semicircular structure diameter d
For 8 millimeters, the elastic water fender upper surface when not being stressed with horizontal plane angulation θ1For 8.5 °~12.7 °.Institute
Stating outlet flow includes import straightway l1And outlet straightway l2, it is located at the rectangle knot after the elastic water fender bending
Length l inside structure is more than or equal to the difference of the import length of straigh line and the outlet length of straigh line.Specifically, described half
Circular configuration diameter d is 8 millimeters, the import straightway l1Length is 9 millimeters, and the water fender length l is 40 millimeters, described
Through hole is 30 ° with vertical plane angulation, and the coefficient of elasticity of the spring is 3.7N/ millimeters.
Special-shaped nozzle can directly improve the rainfall distribution characteristics of variable spray nozzle, but shower nozzle mainly passes through pressure/stream
Measuring mechanism realizes variable spray, and the regulative mode of this single factor test is it is difficult to ensure that the uniformity of sprinkling, particularly changes in range
In the case of very big.For this problem, the embodiment of the present application provides adjustable outlet variable spray nozzle, and the shower nozzle passes through
Adjustable special-shaped nozzle adjusts exit area of nozzle, comes adjusting work pressure and flow using sound chip architecture, passes through two
The synchronous adjustment of factor realizes variable spray, and reaches the requirement uniformly sprayed.
The outlet flow that the application provides has the polymorphic structure of semicircle+rectangle, relative to traditional flaring exit stream
Road is compared, and because shaped flow channel outlet amplitude of variation is small, therefore when entering range, capacity of sprinkler changes than conical nozzle stream
Amount change is small, and this reduces the irrigation intensity of shower nozzle when entering range injection so that enters when range sprays with Far Range and sprays
Slightly it is more nearly.Simultaneously when in operating on low voltage state, its corresponding discharge area is smaller, therefore the stream at spray outlet
Speed is high for circular cone deformation quantity nozzle, therefore its radial direction water-flow equation is better than the spray of circular cone deformation quantity when entering range
Head.
The embodiment of the present application, which can also provide the inlet pressure adjusting part, to be included being used for the company being connected with penstocks
Adapter 201 and the hollow shaft 202 for being connected with the rotating seal component；The connecting tube 201 and described hollow 202
Axle is oppositely arranged and is connected by turning connecting seat 203；Wherein, the connecting tube 201 is inside the swivel connecting seat 203
One end is provided with quiet adjustment sheet 204, is provided with dynamic adjustment sheet 205 on the swivel connecting seat 203, the hollow shaft 202 is located at
The top of dynamic adjustment sheet 205.Deflation set 206 is additionally provided with the connecting tube 201, the set 206 that tightens is used to limit institute
State swivel connection seat position.Swivel connecting seat 203 and the hollow shaft connection place are provided with tetrafluoro packing ring 207 and O-shaped
Packing ring 208.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent substitution and improvements made within the spirit and principles in the present invention etc., are all contained in protection scope of the present invention
It is interior.
Claims (8)
- A kind of 1. ecological, environmental protective engineering greening rainer, it is characterised in that including：Impact driven sprinkler；The impact driven sprinkler includes the jet pipe with bending structure；Inlet pressure adjusting part；The inlet pressure adjusting part is connected with the jet pipe lower end by rotating seal component；Adjustable component is exported, the outlet adjustable component is connected with the jet pipe upper end；Wherein, the outlet adjustable component includes outlet flow, elastic water fender, spring and hollow bolt；It is described go out current The cross section in road has the polymorphic structure that rectangular configuration is formed after being connected with semicircular structure, the semicircular structure diameter and institute It is wide equal to state rectangular configuration；Be fixedly linked after elastic water fender one end bending with the rectangular configuration, the other end upwards with Horizontal plane is angled to be arranged in the rectangular configuration；The hollow bolt is installed in the rectangular configuration and vertical plane In angled through hole；The spring one end is fixedly linked with the elastic water fender, and the other end is placed in the hollow spiral shell Bolt it is hollow in.
- 2. device according to claim 1, it is characterised in that the elastic water fender upper surface is not when being stressed and water Plane angulation is more than or equal to outlet stream direction and horizontal angulation.
- 3. device according to claim 2, it is characterised in that a diameter of 8 millimeters of the semicircular structure, the elasticity gear Water plate upper surface is 8.5 °~12.7 ° with horizontal plane angulation when not being stressed.
- 4. device according to claim 1, it is characterised in that the outlet flow includes import straightway and outlet is straight Line segment, the length after the elastic water fender bending inside the rectangular configuration are more than or equal to the import length of straigh line And the difference of the outlet length of straigh line.
- 5. device according to claim 4, it is characterised in that a diameter of 8 millimeters of the semicircular structure, the import is straight Line segment length is 9 millimeters, and the water fender length is 40 millimeters, and the through hole is 30 ° with vertical plane angulation, the bullet The coefficient of elasticity of spring is 3.7N/ millimeters.
- 6. device according to claim 1, it is characterised in that the inlet pressure adjusting part includes being used for and press water The connecting tube and the hollow shaft for being connected with the rotating seal component of pipe connection；The connecting tube and the hollow shaft phase To setting and being connected by turning connecting seat；Wherein, connecting tube one end inside the swivel connecting seat is provided with quiet Adjustment sheet, described turn are provided with dynamic adjustment sheet on connecting seat, and the hollow shaft is located at the dynamic adjustment sheet top.
- 7. device according to claim 6, it is characterised in that deflation set, the deflation are additionally provided with the connecting tube Cover for limiting the swivel connection seat position.
- 8. device according to claim 6, it is characterised in that the swivel connecting seat is set with the hollow shaft connection place There are tetrafluoro packing ring and O-shaped packing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710789233.8A CN107484632A (en) | 2017-09-05 | 2017-09-05 | A kind of ecological, environmental protective engineering greening rainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710789233.8A CN107484632A (en) | 2017-09-05 | 2017-09-05 | A kind of ecological, environmental protective engineering greening rainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107484632A true CN107484632A (en) | 2017-12-19 |
Family
ID=60651491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710789233.8A Pending CN107484632A (en) | 2017-09-05 | 2017-09-05 | A kind of ecological, environmental protective engineering greening rainer |
Country Status (1)
| Country | Link |
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| CN (1) | CN107484632A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112219682A (en) * | 2020-05-29 | 2021-01-15 | 江苏大学 | Sprinkling irrigation device with main nozzle with adjustable height |
| CN114830996A (en) * | 2022-04-22 | 2022-08-02 | 江苏大学 | Prevent blockking up nozzle and variable shower nozzle |
| CN114830996B (en) * | 2022-04-22 | 2024-07-12 | 江苏大学 | Anti-blocking nozzle and variable nozzle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101530833A (en) * | 2009-04-14 | 2009-09-16 | 江苏大学 | Pressure-compensation variable-cross-section special shaped spray head |
| CN103480517A (en) * | 2013-09-22 | 2014-01-01 | 江苏大学 | Pressure regulating device of sprayer for elliptical spray regions |
-
2017
- 2017-09-05 CN CN201710789233.8A patent/CN107484632A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101530833A (en) * | 2009-04-14 | 2009-09-16 | 江苏大学 | Pressure-compensation variable-cross-section special shaped spray head |
| CN103480517A (en) * | 2013-09-22 | 2014-01-01 | 江苏大学 | Pressure regulating device of sprayer for elliptical spray regions |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112219682A (en) * | 2020-05-29 | 2021-01-15 | 江苏大学 | Sprinkling irrigation device with main nozzle with adjustable height |
| CN114830996A (en) * | 2022-04-22 | 2022-08-02 | 江苏大学 | Prevent blockking up nozzle and variable shower nozzle |
| CN114830996B (en) * | 2022-04-22 | 2024-07-12 | 江苏大学 | Anti-blocking nozzle and variable nozzle |
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Application publication date: 20171219 |