CN104838975B - Self-lifting sprinkling irrigation device capable of drilling soil bidirectionally - Google Patents
Self-lifting sprinkling irrigation device capable of drilling soil bidirectionally Download PDFInfo
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- CN104838975B CN104838975B CN201510236557.XA CN201510236557A CN104838975B CN 104838975 B CN104838975 B CN 104838975B CN 201510236557 A CN201510236557 A CN 201510236557A CN 104838975 B CN104838975 B CN 104838975B
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- inner tube
- rainer
- outer tube
- support ring
- spheroid
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
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Abstract
The invention discloses a self-lifting sprinkling irrigation device capable of drilling the soil bidirectionally, and belongs to the technical field of irrigation. The device comprises an underground rotary sprayer, an inner pipe, an outer pipe, a ball stopper, a ball, a supporting ring, and a drill bit. A water outlet is arranged on the top of the rotary sprayer. The outer diameter of the inner pipe is less than the inner diameter of the outer pipe. A water inlet/outlet is arranged on the lateral wall in the upper portion of the outer pipe. The ball stopper is provided with a through hole. The aperture of the through hole and the inner diameter of the supporting ring are both less than the spherical diameter of the ball. The underground rotary sprayer is arranged at the upper end of the inner pipe and is located outside the outer pipe. The inner pipe is inserted in the outer pipe and can move axially relative to the outer pipe. The drill bit is arranged at the lower end of the outer pipe. The supporting ring is arranged at the lower end of the inner pipe and is in close contact with the lateral wall of the inner pipe, thereby forming the bottom of the inner pipe. The ball stopper is arranged at the upper end of the inner pipe and is located below the underground rotary sprayer. The ball is arranged inside the inner pipe and can move axially between the supporting ring and the ball stopper. The self-lifting sprinkling irrigation device can be installed by drilling downward, can drill upward above the ground, and can lift automatically, thereby increasing the installation efficiency and the irrigation efficiency.
Description
Technical field
The present invention relates to irrigation technique field, more particularly to it is a kind of can two-way brill soil from lifting rainer.
Background technology
Sprinkler irrigation technique is a kind of farmland efficient water-saving irrigation technology, and which can make water sprinkling uniform and can mitigate artificial labor
Fatigue resistance, has a wide range of applications in current farming operation.And rainer is used as key equipment therein, its structure and peace
Put position particularly significant.In order to avoid affecting the farming operations such as the normal farming or harvesting in field, occur in that some are buried
Rainer.
For example, prior art provides a kind of buried automatic telescopic integration sprinkling irrigation equipment, itself and aqueduct
It is connected, props up including the sleeve pipe, one-level telescoping tube and two grades of telescoping tubes that are sequentially socketed from outside to inside, and lifting type nozzle, bypass
Pipe and spring；Sleeve pipe is embedded in subsurface, and sleeve pipe is connected with aqueduct；One-level telescoping tube is connected with sleeve pipe, and one-level
Telescoping tube can facing sleeve tube wall slide up and down.The sleeve pipe is used to protect the sprinkling irrigation equipment without damage in underground.
Further for example, prior art (CN103752438A) additionally provide it is a kind of can be used for it is buried rotary
Ejecting device, the ejecting device include pipe box, inner tube, open tubular column and baffle plate, and inner tube is arranged in pipe box, the upper end of pipe box with it is interior
The upper end of pipe is disposed as tapered opening, and the tapered opening of pipe box is cooperated with the tapered opening of inner tube, open tubular column it is upper
End is connected with the tapered opening of pipe box, and internal tube is stretched in the lower end of open tubular column, and open tubular column is upper and lower along the tapered opening of inner tube
Slide, baffle plate setting is in internal tube, and baffle plate is connected with the lower end of open tubular column, and the side wall of open tubular column is provided with through hole, pipe box
Side wall on be provided with outlet, be provided with apopore on interior tube side wall, the water in inner tube sequentially passes through apopore and outlet
Flow out and irrigated.And, the ejecting device also includes rotating mechanism, and the rotating mechanism is arranged in pipe box, and whirler
Structure is connected with inner tube.Specifically, the rotating mechanism includes spheroid, hollow bull stick, driver plate and intake chamber, the upper end of bull stick with
Inner tube lower end is fixedly connected and turns on, and the lower end of bull stick is located in intake chamber, and spheroid and driver plate are arranged at the intake chamber
Interior, driver plate is vertical with bull stick lower end to be connected, and spheroid drives bull stick rotation, intake chamber to lead with inner tube by bull stick by driver plate
Logical, intake chamber is located at the lower end of pipe box, and lead column and pilot hole are provided with intake chamber, and lead column is vertically arranged in intake chamber
Bottom centre at, pilot hole is arranged on into water trench bottom, and water enters intake chamber by pilot hole.
Inventor has found that prior art at least has problems with：
The rainer that prior art is provided needs manually or mechanically to excavate soil in mount point to be installed, and
Sleeve pipe is needed, these not only cause spray irrigation system cost, particularly installation cost higher, and installation quality is difficult to control to.And,
The rainer that prior art is provided cannot be carried out from lifting in underground in the case of single set water system so as to which application is received
Limit.
The content of the invention
Embodiment of the present invention technical problem to be solved is, there is provided one kind can be by be directly installed on ground from boring
Under, it is reliable and stable, and by single set water system can underground carry out from lifting can two-way brill soil from lifting sprinkling irrigation dress
Put.Concrete technical scheme is as follows：
It is a kind of can two-way brill soil from lifting rainer, including buried rotary nozzle, inner tube, only outer tube, ball device, ball
Body, support ring, drill bit；
Outlet is provided with the top of the rotating sprinkler；Internal diameter of the external diameter of said inner tube less than the outer tube；Institute
State, the water inlet/outlet is connected with aqueduct；The only ball device
On be provided with the through hole passed through for current；The internal diameter of the aperture of the through hole and the support ring is respectively less than the spheroid
Sphere diameter；
The buried rotary nozzle is arranged on the upper end of said inner tube, and positioned at the outside of the outer tube；Said inner tube
The inside of the outer tube is sleeved on, said inner tube is in sealing contact with the upper end of the outer tube, and can relatively described outer tube axial direction fortune
It is dynamic；The drill bit is arranged on the lower end of the outer tube；
The support ring is arranged on the lower end of said inner tube, and is in close contact with the side wall of said inner tube, is formed in described
The bottom of pipe；The only ball device is arranged on said inner tube upper end, and positioned at the lower section of the buried rotary nozzle；The spheroid
The inside of said inner tube is arranged on, and can be in the support ring and the only axially-movable between ball device.
Further, the rainer also includes sealing member, and the sealing member lid is mounted in said inner tube with the outer tube
The junction of upper end.
Further, the rainer also includes soil scrapper, and the soil scrapper is arranged on the top of the sealing member.
Specifically, the only ball device is disk, is provided with through hole on the disk.
Preferably, the number of the through hole is at least 1.
Specifically, preferably, the support ring is rubber ring.
Further, the rainer also includes supporting table, and it is relative that the supporting table is arranged on said inner tube lower end
Sidepiece, in symmetrical wedge-shaped arrangement, by the supporting table, the support ring is in close contact with the side wall of said inner tube.
Specifically, preferably, the spheroid is spherosome or spheroid.
Specifically, preferably, the spheroid is hollow aluminium ball.
Specifically, preferably, the drill bit includes drilling rod and drill body, the end of the drilling rod is outer with described respectively
The lower end of pipe and drill body connection, are provided with helical form chip area on the drilling rod.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：
It is provided in an embodiment of the present invention can two-way brill soil from lifting rainer, arrange buried by end on inner pipe
Rotary nozzle and drill bit is set in outer tube lower end, can realize boring upwards soil and bore downwards the two-way brill soil function of soil, beneficial to carrying
High installation effectiveness, reduces the disturbance to soil layer.By the support ring being engaged, spheroid and only ball device are arranged in inner tube, and make
Inner tube can promote inner tube and buried rotary nozzle to transport upwards after pressure water stream carries out inner tube with respect to outer tube axially-movable
It is dynamic, and after irrigation terminates only by pressure differential by make inner tube be down to outer tube, so as to realize in non-irrigation state
The rainer is down to below ground certainly, and is risen to more than earth's surface when irrigating state certainly.It can be seen that, spray provided in an embodiment of the present invention
Filling device is embedded in underground in non-irrigation state, does not interfere with the normal farming operation of ground, and by single set water system
Can carry out, from lifting, effectively increasing installation effectiveness, the sprinkling efficiency and farming efficiency, reducing labor intensity and work into
This.
Description of the drawings
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to making needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, can be obtaining other according to these accompanying drawings
Accompanying drawing.
Fig. 1 be it is provided in an embodiment of the present invention can two-way brill soil show from lifting structure of the rainer when underground is embedded in
It is intended to；
Fig. 2 be further embodiment of this invention provide can two-way brill soil expose from lifting rainer in the state of irrigation
Structural representation after earth's surface；
Fig. 3 be further embodiment of this invention provide can two-way brill soil from lifting rainer after irrigation terminates, ball
Body is reset to the structural representation in support ring.
Reference is represented respectively：
1 buried rotary nozzle,
11 outlets,
2 inner tubes,
3 outer tubes,
31 water inlets/outlet,
4 stop ball device,
5 spheroids,
6 support rings,
7 drill bits,
8 sealing members,
9 soil scrappers,
10 supporting tables.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
As shown in Figure 1, embodiments provide it is a kind of can two-way brill soil it is from lifting rainer including buried
Formula rotary nozzle 1, inner tube 2, only outer tube 3, ball device 4, spheroid 5, support ring 6, drill bit 7.
Outlet 11 is provided with the top of the rotating sprinkler；Internal diameter of the external diameter of the inner tube 2 less than outer tube 3；The outer tube 3
Upper portion side wall on be provided with into water/outlet 31, the water inlet/outlet 31 is connected with aqueduct；Should stop on ball device 4 and arranging
There is the through hole passed through for current；The internal diameter of the aperture of the through hole and the support ring 6 is respectively less than the sphere diameter of spheroid 5.
Wherein, the buried rotary nozzle 1 is arranged on the upper end of inner tube 2, and positioned at the outside of outer tube 3；Inner tube 2 is sleeved on
The inside of outer tube 3, inner tube 2 are in sealing contact with the upper end of outer tube 3, and can be with respect to 3 axially-movable of outer tube；Drill bit 7 is arranged outside
The lower end of pipe 3.
Support ring 6 is arranged on the lower end of inner tube 2, and is in close contact with the side wall of inner tube 2, the bottom of formed inner tube 2；Only ball
Device 4 is arranged on 2 upper end of inner tube, and positioned at the lower section of buried rotary nozzle 1；Spheroid 5 is arranged on the inside of inner tube 2, and can be
Support ring 6 and only axially-movable between ball device 4.
The operation principle from lifting rainer of two-way brill soil provided in an embodiment of the present invention is as follows：
As shown in Figure 1, it is provided in an embodiment of the present invention can two-way brill soil from lifting rainer by under outer tube 3
End arranges drill bit 7, can be rotated the rainer by external force and drive drill bit 7 to rotate so as to just cut soil when installing
Earth side moves downward, until the rainer goes downwards to the designated mounting position of underground.It can be seen that, spray provided in an embodiment of the present invention
Without the need for manually or mechanically excavating the soil in mount point, which passes through to drill into underground certainly filling device, and is maintained at non-irrigation state
When it is located underground, not only significantly improve installation quality and installation effectiveness, and avoid and disturbance is caused to soil layer and on the ground
Normal farming and other farming operations are impacted.
In non-irrigation state, as shown in Figure 1, inner tube 2 is located inside outer tube 3, and as 2 external diameter of inner tube is less than outer tube
3 internal diameters, leave the space passed through for current between inner tube 2 and outer tube 3.Now, spheroid 5 is located at the support ring 6 of 2 lower end of inner tube
On.It is understood that the sidepiece of support ring 6 is in close contact with the side wall of inner tube 2, so that the portion that support ring 6 is contacted with inner tube 2
Office is in sealing state.And the mid portion of support ring 6 is internal ring, now, as the sphere diameter of spheroid 5 is more than the ring of support ring 6
Internal diameter, spheroid 5 will be located at the internal ring of the support ring 6, and the entirety of sealing is formed together with support ring 6.
In the state of irrigation, as shown in Figure 2, the pressure water stream from aqueduct is by the water inlet/outlet on outer tube 3
31 enter in outer tube 3, and promote spheroid 5 in 2 lower end of inner tube, make spheroid 5 leave moved upward inside of the support ring 6 in inner tube 2,
Until being stopped by only ball device 4 and resting in the lower end of only ball device 4.At the same time, pressure water stream enters inner tube 2 and promotes inner tube 2
Moved with buried rotary nozzle 1 upwards.In the process, pressure water stream is entered in buried rotary nozzle 1 and by the top of which
Outlet 11 spray, formed high-velocity flow.The buried rotary nozzle 1 can bore soil, and the high speed water upwards by rotation
, with the ability for impacting and cutting top soil, under so acting on, more conducively inner tube 2 and buried rotary nozzle 1 are in underground for stream
Move upwards, until being exposed to earth's surface, carry out irrigation operation.
At the end of irrigation, as shown in Figure 3, aqueduct stops supplying water, and spheroid 5 will be fallen after rise under self gravitation effect,
To the support ring 6 of 2 lower end of inner tube, at the same time, the water in inner tube 2 also flows back into outer tube 3 therewith.Then by outer tube 3
Water Jing water inlet/outlets 31 are discharged, and now, as 5 lower end of spheroid is in sealing contact with support ring 6, isolation air are carried out outer tube 3
Inside, so that outer tube 3 forms draught head with extraneous.The draught head will promote inner tube 2 to move downward, until dropping to completely outer
Inside pipe 3, recover to buried state during non-irrigation state.
Wherein, in the embodiment of the present invention, the material density of spheroid used 5 should be more than the density of water.So as to ensure spheroid 5
Can be moved by water jet propulsion upwards and can be moved with current downwardly together under self gravitation effect,.
It can be seen that, it is provided in an embodiment of the present invention can two-way brill soil from lifting rainer, by arranging in 2 upper end of inner tube
Buried rotary nozzle 1 and drill bit 7 is set in 3 lower end of outer tube, can realize boring upwards soil go out ground and bore downwards that soil installs it is double
To native function is bored, beneficial to installation effectiveness is improved, the disturbance to soil layer is reduced.By arranging the support ring being engaged in inner tube 2
6th, spheroid 5 and only ball device 4, and 23 axially-movable of relative outer tube of inner tube is made, can promote interior after pressure water stream carries out inner tube 2
Pipe 2 and buried rotary nozzle 1 are moved upwards, and after irrigation terminates only by pressure differential by make inner tube 2 be down to outer tube 3
Inside, so as to realize in non-irrigation state the rainer from being down to below ground, and when irrigating state from rise to earth's surface with
On.It can be seen that, rainer provided in an embodiment of the present invention is embedded in underground in non-irrigation state, does not interfere with the normal agriculture of ground
Thing operation, and can carry out from lifting by single set water system, effectively increase installation effectiveness, the sprinkling efficiency and farming effect
Rate, reduces labor intensity and labour cost.
Further, in rainer provided in an embodiment of the present invention, inner tube 2 is arranged on the inside of outer tube 3, and and outer tube
3 upper end is in sealing contact refer to inner tube 2 can in axially-movable in outer tube 3, but the position that 3 upper end of outer tube is contacted with inner tube 2
It is in sealing state, so as to effectively prevent current from flowing out from the upper end of outer tube 3.Preferably, the embodiment of the present invention passes through
Inner tube 2 is mounted in using the lid of sealing member 8 with the junction of 3 upper end of outer tube to ensure inner tube 2 with the junction of 3 upper end of outer tube in close
Envelope state.For example, the sealing member 8 can be inverted U-shaped rubber parts, and the U-shaped rubber parts is by the horizontal part including jack
Point and vertical portion, the horizontal component is arranged on the upper end of outer tube 3, and jack is used for by inner tube 2, the vertical portion with it is outer
The lateral wall of 3 upper end of pipe is in close contact.
Further, in order to prevent during soil is bored, outside soil or other debris will not be from buried rotation sprays
1 outlet 11 enters inner tube 2, and as shown in Figure 1, the rainer also includes soil scrapper 9, and the soil scrapper 9 is arranged on close
The top of sealing 8.The soil scrapper 9 can be the common earth scraping device in this area, for example, the soil scrapper 9 can be column
Type scraper, multiple upright post type scrapers circularize setting around the outer wall of outer tube 3, and the blade of the upright post type scraper downward-sloping sets
Put.
The only ball device 4 that the present invention implements to provide is to provide barrier effect for spheroid 5, prevents which from skidding off from inner tube 2, and
Ball device 4 should be stopped and without prejudice to current were by with into buried rotary nozzle 1.Based on this, the embodiment of the present invention can be by only ball
Device 4 is set to disk, and the above-mentioned through hole passed through for current is provided with the disk.The structure of the through hole can be circular hole
Can be the through hole with irregular section shape, preferred circular hole.Preferably, the flow in order to improve current, the through hole is extremely
It is multiple less, for example, 4-10 is individual etc..Or, should ball device 4 can also be only latticed baffle plate, and be provided with the baffle plate and hand in length and breadth
Wrong grid, the shape of the baffle plate can be discoid, or it is irregular polyhedron-shaped.
Specifically, the good entirety of sealing, the support ring 6 are formed when being located at the internal ring of support ring 6 in order to ensure spheroid 5
For rubber ring.
Further, the spheroid 5 is spherosome 5 or spheroid 5, preferred spherosome 5.Further, in order to ensure spheroid 5
Can be moved by water jet propulsion upwards and can be moved with current downwardly together under self gravitation effect, the spherosome 5 is preferably hollow
Spherosome 5, for example which can be hollow aluminium ball.It is understood that when spheroid 5 is selected from spheroid 5, described sphere diameter bag
Include long sphere diameter and short ball footpath.Additionally, when spheroid 5 is selected from spheroid 5, when spheroid 5 is coordinated with support ring 6, both connects
Synapsis is possible to leave less gap, and so the water more conducively in drainage procedure in inner tube 2 is entered in outer tube 3.
Further, preferably, the rainer also includes supporting table 10, the supporting table 10 is arranged on 2 lower end of inner tube
Relative sidepiece, in symmetrical wedge-shaped arrangement, by supporting table 10, support ring 6 is in close contact with the side wall of inner tube 2.Such as accompanying drawing 1
Shown, by arranging in symmetrical wedge-shaped arrangement supporting table 10, more conducively spheroid 5 is along lozenges and support ring for the embodiment of the present invention
6 internal ring contact.
Further, in rainer provided in an embodiment of the present invention, drill bit 7 used can be the common brill in this area
7, which has the function of boring downwards soil.For example, the drill bit 7 can include 7 body of drilling rod and drill bit, the end part of drilling rod
It is not connected with the lower end of outer tube 3 and 7 body of drill bit, on drilling rod, is provided with helical form chip area.7 body of drill bit is in tip-shape
Arrange.
Further, in rainer provided in an embodiment of the present invention, buried rotary nozzle 1 used can be ability
A kind of described in domain prior art, preferably earlier application CN103752438A can be used for buried ejecting device, the first Shen
Please here be expressly incorporated herein by reference of text.
Presently preferred embodiments of the present invention is the foregoing is only, it is not to limit the scope of the invention, all at this
Within bright spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in protection scope of the present invention
Within.
Claims (10)
1. it is a kind of can two-way brill soil from lifting rainer, including buried rotary nozzle, inner tube, only outer tube, ball device, ball
Body, support ring, drill bit；
Outlet is provided with the top of the buried rotary nozzle；Internal diameter of the external diameter of said inner tube less than the outer tube；Institute
State, the water inlet/outlet is connected with aqueduct；The only ball device
On be provided with the through hole passed through for current；The internal diameter of the aperture of the through hole and the support ring is respectively less than the spheroid
Sphere diameter；
The buried rotary nozzle is arranged on the upper end of said inner tube, and positioned at the outside of the outer tube；Said inner tube is set with
In the inside of the outer tube, said inner tube is in sealing contact with the upper end of the outer tube, and can relatively described outer tube axially-movable；Institute
State the lower end that drill bit is arranged on the outer tube；
The support ring is arranged on the lower end of said inner tube, and is in close contact with the side wall of said inner tube, forms said inner tube
Bottom；The only ball device is arranged on said inner tube upper end, and positioned at the lower section of the buried rotary nozzle；The spheroid is arranged
In the inside of said inner tube, and can be in the support ring and the only axially-movable between ball device.
2. rainer according to claim 1, it is characterised in that the rainer also includes sealing member, described close
Sealing lid is mounted in the junction of said inner tube and the outer tube upper end.
3. rainer according to claim 2, it is characterised in that the rainer also includes soil scrapper, described to scrape
Earthenware is arranged on the top of the sealing member.
4. rainer according to claim 1, it is characterised in that the only ball device is disk, is arranged on the disk
There is through hole.
5. rainer according to claim 4, it is characterised in that the number of the through hole is at least 1.
6. rainer according to claim 1, it is characterised in that the support ring is rubber ring.
7. rainer according to claim 6, it is characterised in that the rainer also includes supporting table, described
Support platform is arranged on the relative sidepiece in said inner tube lower end, in symmetrical wedge-shaped arrangement, by the supporting table, the support ring with
The side wall of said inner tube is in close contact.
8. the rainer according to any one of claim 1-7, it is characterised in that the spheroid is spherosome or ellipsoid
Body.
9. rainer according to claim 8, it is characterised in that the spheroid is hollow aluminium ball.
10. rainer according to claim 9, it is characterised in that the drill bit includes drilling rod and drill body, described
The end of drilling rod is connected with the lower end of the outer tube and the drill body respectively, and helical form chip removal is provided with the drilling rod
Groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510236557.XA CN104838975B (en) | 2015-05-11 | 2015-05-11 | Self-lifting sprinkling irrigation device capable of drilling soil bidirectionally |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510236557.XA CN104838975B (en) | 2015-05-11 | 2015-05-11 | Self-lifting sprinkling irrigation device capable of drilling soil bidirectionally |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104838975A CN104838975A (en) | 2015-08-19 |
| CN104838975B true CN104838975B (en) | 2017-04-26 |
Family
ID=53839292
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510236557.XA Active CN104838975B (en) | 2015-05-11 | 2015-05-11 | Self-lifting sprinkling irrigation device capable of drilling soil bidirectionally |
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| CN (1) | CN104838975B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105340689B (en) * | 2015-09-27 | 2018-08-03 | 广州万粤知识产权运营有限公司 | A kind of fixed sprinkling irrigation automatic-lifting convenient body |
| CN105815192B (en) * | 2016-03-25 | 2018-12-18 | 中国灌溉排水发展中心 | It is a kind of to can be used for buried mini sprinkler |
| CN106069602A (en) * | 2016-07-26 | 2016-11-09 | 大禹节水（天津）有限公司 | A kind of rotation and lifting pop-up sprinkler |
| CN108916531B (en) * | 2018-06-28 | 2020-07-07 | 沈阳理工大学 | Robot suitable for petroleum pipeline corrosion area detection and real-time restoration |
| CN110169344B (en) * | 2019-06-04 | 2024-02-09 | 石河子大学 | Plug-in type irrigator |
| CN110839514A (en) * | 2019-12-26 | 2020-02-28 | 周来升 | Buried automatic telescopic irrigation device |
| CN114467607B (en) * | 2022-02-08 | 2023-01-24 | 新疆维吾尔自治区阿克苏地区林业和草原局 | Greening planting method for oversized image-text model in arid region |
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| US4781328A (en) * | 1987-03-26 | 1988-11-01 | Rain Bird Consumer Mfg. Corp. | Rotating stream nozzle |
| CN2381669Y (en) * | 1999-07-19 | 2000-06-07 | 黄运飞 | Boring bit for vibrating, jetting, extruding and boring sectional bored concrete piles |
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| CN103752438A (en) * | 2014-01-10 | 2014-04-30 | 中国灌溉排水发展中心 | Nozzle device capable of being used for underground |
| CN204653218U (en) * | 2015-05-11 | 2015-09-23 | 中国灌溉排水发展中心 | Can two-way brill soil be certainly elevated rainer |
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| US20040046065A1 (en) * | 2002-09-04 | 2004-03-11 | Jeong In Yul | Watering hose having vibrating lids for spray holes |
| US7303153B2 (en) * | 2005-01-11 | 2007-12-04 | Rain Bird Corporation | Side and corner strip nozzle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4781328A (en) * | 1987-03-26 | 1988-11-01 | Rain Bird Consumer Mfg. Corp. | Rotating stream nozzle |
| CN2381669Y (en) * | 1999-07-19 | 2000-06-07 | 黄运飞 | Boring bit for vibrating, jetting, extruding and boring sectional bored concrete piles |
| CN203057986U (en) * | 2013-01-08 | 2013-07-17 | 中国灌溉排水发展中心 | Buried automatic stretching water feeding device used for trickle irrigation |
| CN103752438A (en) * | 2014-01-10 | 2014-04-30 | 中国灌溉排水发展中心 | Nozzle device capable of being used for underground |
| CN204653218U (en) * | 2015-05-11 | 2015-09-23 | 中国灌溉排水发展中心 | Can two-way brill soil be certainly elevated rainer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104838975A (en) | 2015-08-19 |
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