CN103301963B - Labyrinth ultra-low-pressure trickle irrigation emitter - Google Patents
Labyrinth ultra-low-pressure trickle irrigation emitter Download PDFInfo
- Publication number
- CN103301963B CN103301963B CN201310286949.8A CN201310286949A CN103301963B CN 103301963 B CN103301963 B CN 103301963B CN 201310286949 A CN201310286949 A CN 201310286949A CN 103301963 B CN103301963 B CN 103301963B
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- section
- labyrinth
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- low
- water
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- 238000003973 irrigation Methods 0.000 title claims abstract description 33
- 230000002262 irrigation Effects 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000000463 material Substances 0.000 claims abstract description 7
- 238000001746 injection moulding Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000013014 water-saving technology Methods 0.000 description 1
Classifications
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- 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
Abstract
The invention discloses a kind of labyrinth ultra-low-pressure trickle irrigation emitter, its structure is the tubular structure of Intermediate Gray through hole, this structure is made up of the labyrinth section being sequentially connected with, outlet section, linkage section, wherein labyrinth section is identical with the outer tube diameter full-size of linkage section, water inlet is arranged on labyrinth section, outlet is arranged on outlet section, and water inlet is connected by fancy energy dissipating passage with outlet, and fancy energy dissipating passage is arranged in the section tubular wall of labyrinth.The present invention is without Special water pump, and operating pressure is low, and operating cost is little, and water dropper just can normally work under the hydraulic pressure of 1.5m water level；Tubing used, pipe fitting tube wall ratio relatively thin, less demanding to the strength of materials, cost is low, uses internal connecting type pipe fitting, easy for installation；Water dropper is designed as plug and play, easily takes cleaning apart, and operational and administrative expenses is low；Pipe network is laid flexible；User can arbitrarily change dripper spacing according to the different plant and row spacing of crop, lay pipe network flexibly.
Description
Technical field
The present invention relates to a kind of drip irrigation equipment, particularly relate to a kind of labyrinth ultra-low-pressure trickle irrigation emitter.
Background technology
Drip irrigation, as a high-efficiency water-saving technology, is mainly used in the irrigation of high-efficiency and economic crop, for promoting China's agricultural
The aspect effects such as the adjustment of the industrial structure, raising crop-planting benefit are notable.But the development of drip irrigation also by certain restriction because of
Element, wherein investment, operation and maintenance cost is too high is main cause.And water dropper is as the core component of drip irrigation system, its structure and
Performance directly affects quality of pouring water, construction investment and the operating cost of drip irrigation system.Now widely used water dropper work pressure
Power, generally at more than 10m, needs Special water pump to carry out pressurization of supplying water during operation, operating cost is high, and easily block, clean tired
Difficult.
And in real work, if water dropper just can normally work under the hydraulic pressure of 2m or more low water level, can be by miniature
Pump or manually water lift or other storing facilities of water, utilize gravity drip irrigation by gravity, and drip irrigation system is not required to extra power when running, it is possible to
Greatly reduce operating cost.And water dropper operating pressure reduces, tubing and the pipe fitting of use are such not necessarily like conventional drip irrigation system
Bear the highest operating pressure, tubing, pipe fitting tube wall can ratio relatively thin, the strength of materials is required the highest, thus can be significantly
Degree reduces cost, and the seal degree being additionally connected pipe fitting with pipeline requires the highest, can use internal connecting type pipe fitting, installation side
Just；User can arbitrarily change dripper spacing according to the different plant and row spacing of crop, lay pipe network flexibly.
But prior art has no the report of technology or the product that can realize above-mentioned functions.
Summary of the invention
It is an object of the invention to solve deficiency of the prior art, it is provided that a kind of fan that can be used for gravity type drip irrigation system
Palace formula ultralow pressure drip irrigation emitter, to reduce drip irrigation system operating pressure, reduces drip irrigation system construction and operating cost.
For completing above-mentioned purpose, concrete technical scheme of the present invention is: a kind of labyrinth ultra-low-pressure trickle irrigation emitter,
It is characterized in that: its structure is the tubular structure of Intermediate Gray through hole, this structure is by the labyrinth section being sequentially connected with, outlet section, company
The section of connecing forms, and wherein labyrinth section is identical with the outer tube diameter full-size of linkage section, and water inlet is arranged on labyrinth section, and outlet is arranged
In outlet section, water inlet is connected by fancy energy dissipating passage with outlet, and fancy energy dissipating passage is arranged on labyrinth section tubular wall
In.
Further, described tubular structure is the hybrid resin material integrative-structure through high pressure injection moulding.
Further, described fancy energy dissipating channel design uses dentation maze-type structure, zigzag labyrinth structure.
Further, the maximum caliber size of described outlet section is more than labyrinth section and the maximum caliber size of linkage section,
The groove that outlet section is formed by the basic caliber of two annulus exceeding basic caliber and centre, outlet is positioned close to labyrinth
On the annulus of section.
Beneficial effects of the present invention: use this water dropper, can realize drip irrigation by gravity, it is not necessary to Special water pump, by fan
Palace section energy dissipating, reduces the operating pressure of drip irrigation system, and therefore, operating pressure is low, and operating cost is little, and water dropper is at 1.5m water level
Just can normally work under hydraulic pressure；Owing to water dropper operating pressure ratio is relatively low, so the tubing of system use and pipe fitting are not necessarily like routine
Drip irrigation system bear the highest operating pressure like that, tubing, pipe fitting tube wall can ratio relatively thin, the strength of materials is required the most not
Height, thus cost can be greatly lowered, the seal degree being additionally connected pipe fitting with pipeline requires the highest, can use internal connecting type
Pipe fitting, installs more convenient；Water dropper is designed as plug and play, even if blocked, also can take cleaning easily apart, thus can drop
Low operational and administrative expenses；Pipe network is laid flexible.Owing to being plug and play type water dropper, user can be according to the different plants of crop
Away from, arbitrarily change dripper spacing, lay pipe network flexibly.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings the present invention is expanded on further.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the tubular wall profile of the present invention.
In figure: 1, labyrinth section, 2, outlet section, 21, basic caliber, 22, annulus, 3, linkage section, 4, water inlet, 5, water outlet
Mouthful, 6, fancy energy dissipating passage.
Detailed description of the invention
A kind of labyrinth ultra-low-pressure trickle irrigation emitter as shown in Figure 1, 2, it is characterised in that: its structure is Intermediate Gray through hole
Tubular structure, this structure is made up of the labyrinth section 1 being sequentially connected with, outlet section 2, linkage section 3, wherein labyrinth section 1 and linkage section 3
Outer tube diameter full-size identical, water inlet 4 is arranged on labyrinth section 1, and outlet 5 is arranged on outlet section 2, water inlet 4 with go out
The mouth of a river 5 is connected by fancy energy dissipating passage 6, and fancy energy dissipating passage 6 is arranged in labyrinth section 1 tubular wall.
Further, described tubular structure is the hybrid resin material integrative-structure through high pressure injection moulding.
Further, described fancy energy dissipating passage 6 structure uses dentation maze-type structure, zigzag labyrinth structure, it is possible to
To select other already known structures with dissipating functions.
Further, the maximum caliber size of described outlet section 2 is more than labyrinth section 1 and the maximum caliber chi of linkage section 3
Very little, that outlet section 2 is formed by two basic calibers of the annulus 22 exceeding basic caliber 21 and centre 21 groove, outlet 5 sets
Putting on the annulus 22 near labyrinth section 1, it can also be multiple being uniformly distributed that the outlet 5 of setting can be one, and water is from going out
The mouth of a river 5 flows into groove, flows to by drip irrigation crop.
During use, by water dropper series connection insert drip irrigation system hollow billet, note labyrinth section in current upstream, linkage section is in downstream；
Hollow billet is along crop-planting direction, and maximum laying length is up to 40m；Opening drip irrigation system, part current are entered by labyrinth section water inlet
Entering labyrinth section, after the structure energy dissipating of labyrinth section, these part current are flowed out by outlet section with stable, uniform flow, and remaining is big
Part water flows through water dropper central tubular runner and flows to next water dropper；Labyrinth section runner itself possesses pressure compensation performance, if hair
Inner pipe water pressure is relatively big, then labyrinth section water turbulence degree strengthens, and energy dissipating aggravates, thus ensures that the flow flowed out in outlet section is protected
Hold at certain level.
The design discharge of water dropper is 2.0L/h, design work pressure 2.0m, is mainly used in gravity type drip irrigation system.Through to examination
Finished product carries out flow and measures at random, and its metered flow when 1.5m head is 2.2L/h, and measurement result refers to table l.
It is computed, flow standard difference S=0.1164 of water dropper, makes deviation factor Cv=0.0530 accordingly, meet industry mark
About the requirement of discharge uniformity in accurate " micro-irrigation emitter-water dropper " (SL/T67.1-94).
Table 1 labyrinth type ultralow pressure dripping end flow measures table
It can be seen from the results above that being mainly characterized by of being had of the present invention:
Operating pressure is low, and operating cost is little.Water dropper just can normally work under the hydraulic pressure of 1.5m water level, can be by miniature
Pump or artificial water lift, to 1.5m high flush tank or other storing facilities of water, utilize gravity drip irrigation by gravity, and drip irrigation system is not required to volume when running
Outer power, greatly reduces operating cost.
Reduce investment cost.Owing to water dropper operating pressure ratio is relatively low, so the tubing of system use and pipe fitting are not necessarily like often
The drip irrigation system of rule bears the highest operating pressure like that, tubing, pipe fitting tube wall can ratio relatively thin, the strength of materials is required also
The highest, thus cost can be greatly lowered, the seal degree being additionally connected pipe fitting with pipeline requires the highest, can connect in using
Formula pipe fitting, installs more convenient.
Anti-clogging easy to clean.Water dropper is designed as plug and play, even if blocked, also can take cleaning easily apart, from
And operational and administrative expenses can be reduced.
Pipe network is laid flexible.Owing to being plug and play type water dropper, user can be according to the different plant and row spacing of crop, arbitrarily
Change dripper spacing, lay pipe network flexibly.
Claims (3)
1. a labyrinth ultra-low-pressure trickle irrigation emitter, it is characterised in that: its structure is the tubular structure of Intermediate Gray through hole, this structure
It is made up of the labyrinth section (1) being sequentially connected with, outlet section (2), linkage section (3), wherein outside labyrinth section (1) and linkage section (3)
Caliber full-size is identical, and water inlet (4) is arranged on labyrinth section (1), and outlet (5) is arranged on outlet section (2), water inlet
(4) being connected by fancy energy dissipating passage (6) with outlet (5), fancy energy dissipating passage (6) is arranged in labyrinth section (1) tubular wall；
The outer tube diameter full-size of described outlet section (2) is more than labyrinth section (1) and the outer tube diameter full-size of linkage section (3), water outlet
Mouth section (2) is the groove formed by two annulus (22) and centre basic caliber (21) exceeding basic caliber (21), outlet
(5) it is positioned close on the annulus (22) of labyrinth section (1).
2. according to the labyrinth ultra-low-pressure trickle irrigation emitter described in claim 1, it is characterised in that: described tubular structure is mixing
Resin material is through the integrative-structure of high pressure injection moulding.
Labyrinth ultra-low-pressure trickle irrigation emitter the most according to claim 1, it is characterised in that: described fancy energy dissipating passage (6)
Structure uses dentation maze-type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310286949.8A CN103301963B (en) | 2013-07-10 | 2013-07-10 | Labyrinth ultra-low-pressure trickle irrigation emitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310286949.8A CN103301963B (en) | 2013-07-10 | 2013-07-10 | Labyrinth ultra-low-pressure trickle irrigation emitter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103301963A CN103301963A (en) | 2013-09-18 |
| CN103301963B true CN103301963B (en) | 2016-08-10 |
Family
ID=49127938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310286949.8A Active CN103301963B (en) | 2013-07-10 | 2013-07-10 | Labyrinth ultra-low-pressure trickle irrigation emitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103301963B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3706554A4 (en) * | 2017-11-08 | 2021-07-28 | N-Drip Ltd. | Methods and systems for irrigation at stabilized pressure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1064189A (en) * | 1991-02-27 | 1992-09-09 | 滴流灌溉体系有限公司 | Incremental pressure-compensating drip irrigation emitter |
| CN202172676U (en) * | 2011-07-21 | 2012-03-28 | 西北农林科技大学 | Small-tube-diameter low-pressure cylindrical labyrinth type drip irrigation tube |
| CN203313812U (en) * | 2013-07-10 | 2013-12-04 | 安徽省（水利部淮河水利委员会）水利科学研究院 | Labyrinth-type ultra-low pressure drop irrigation dropper |
-
2013
- 2013-07-10 CN CN201310286949.8A patent/CN103301963B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1064189A (en) * | 1991-02-27 | 1992-09-09 | 滴流灌溉体系有限公司 | Incremental pressure-compensating drip irrigation emitter |
| CN202172676U (en) * | 2011-07-21 | 2012-03-28 | 西北农林科技大学 | Small-tube-diameter low-pressure cylindrical labyrinth type drip irrigation tube |
| CN203313812U (en) * | 2013-07-10 | 2013-12-04 | 安徽省（水利部淮河水利委员会）水利科学研究院 | Labyrinth-type ultra-low pressure drop irrigation dropper |
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| Publication number | Publication date |
|---|---|
| CN103301963A (en) | 2013-09-18 |
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Address after: The Huaihe River Road in Anhui province Bengbu City 233000 Longzihu District No. 771 Patentee after: WATER RESOURCES Research Institute OF ANHUI AND HUAIHE RIVER COMMISSION Patentee after: Anhui Construction Engineering Quality Supervision and Inspection Station Co.,Ltd. Address before: The Huaihe River Road in Anhui province Bengbu City 233000 Longzihu District No. 771 Patentee before: WATER RESOURCES Research Institute OF ANHUI AND HUAIHE RIVER COMMISSION Patentee before: ANHUI BUILDING ENGINEERING QUALITY SUPERVISION AND TESTING STATION |
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Address after: No. 55, Hongfeng Road, Hefei Hi-tech Zone, Hefei, Anhui Province Patentee after: ANHUI & HUAIHE RIVER INSTITUE OF HYDRAULIC RESEARCH (ANHUI WATER CONSERVANCY PROJECT QUALITY INSPECTION CENTER STATION) Country or region after: China Patentee after: Anhui Construction Engineering Quality Supervision and Inspection Station Co.,Ltd. Address before: The Huaihe River Road in Anhui province Bengbu City 233000 Longzihu District No. 771 Patentee before: WATER RESOURCES Research Institute OF ANHUI AND HUAIHE RIVER COMMISSION Country or region before: China Patentee before: Anhui Construction Engineering Quality Supervision and Inspection Station Co.,Ltd. |
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Effective date of registration: 20240122 Address after: No. 55, Hongfeng Road, Hefei Hi-tech Zone, Hefei, Anhui Province Patentee after: ANHUI & HUAIHE RIVER INSTITUE OF HYDRAULIC RESEARCH (ANHUI WATER CONSERVANCY PROJECT QUALITY INSPECTION CENTER STATION) Country or region after: China Address before: No. 55, Hongfeng Road, Hefei Hi-tech Zone, Hefei, Anhui Province Patentee before: ANHUI & HUAIHE RIVER INSTITUE OF HYDRAULIC RESEARCH (ANHUI WATER CONSERVANCY PROJECT QUALITY INSPECTION CENTER STATION) Country or region before: China Patentee before: Anhui Construction Engineering Quality Supervision and Inspection Station Co.,Ltd. |
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