CN103385154B - Drip irrigation pipe - Google Patents

Drip irrigation pipe Download PDF

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Publication number
CN103385154B
CN103385154B CN201310237141.0A CN201310237141A CN103385154B CN 103385154 B CN103385154 B CN 103385154B CN 201310237141 A CN201310237141 A CN 201310237141A CN 103385154 B CN103385154 B CN 103385154B
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China
Prior art keywords
pouring
necking
water
runner
irrigation
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Expired - Fee Related
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CN201310237141.0A
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Chinese (zh)
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CN103385154A (en
Inventor
蔡福得
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蔡福得
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Priority to CN201310237141.0A priority Critical patent/CN103385154B/en
Publication of CN103385154A publication Critical patent/CN103385154A/en
Application granted granted Critical
Publication of CN103385154B publication Critical patent/CN103385154B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention relates to a drip pipe and provides a drip irrigation pipe which is not easy to block. The drip irrigation pipe is provided with a pipe body, wherein a main pipe area and an irrigation area are arranged on the pipe body; a main runner is arranged in the main pipe area; at least two irrigation units which are communicated with each other and are connected in series are arranged in the irrigation area; one end of each irrigation unit is provided with a communicating part communicated with the main runner, an irrigation runner communicated with the communicating part and a narrow part; a necking part is formed at the place, adjacent to the narrow part, of the irrigation runner; a speed accelerating section of which the size is gradually reduced is formed at a water-inlet end of the necking part of each irrigation unit; and an external water outlet exposed out of the pipe body is formed at a water-outlet end of each necking part. The speed accelerating section is arranged on each irrigation unit of the irrigation area, and the necking parts are formed by the narrow parts, so that water in the main runner flows through the communicating parts to enter the irrigation runner of the irrigation units, the flow rate of the water can be increased through the speed accelerating sections of which the size is gradually reduced, the water flows through the necking parts, Venturi effect is achieved, pressure can be effectively reduced, negative pressure is generated, the water-outlet amount of the external water outlet can be inhibited, and the drip irrigation effect of small water-outlet amount is achieved.

Description

Drip irrigation pipe
Technical field
The present invention relates to a kind of dropper, particularly relate to a kind of drip irrigation pipe for irrigating plant.
Background technology
Few at rainfall, during the regional irrigating plant of water resource preciousness, need the water yield of consideration pouring, avoid wasting water and reach the object of being apt to limited water pouring, therefore use drop irrigation water pipe (hereinafter referred to as drip irrigation pipe) to carry out pouring operation, refer to Figure 20 shownschematically drip irrigation pipe, it includes a body 90, form a supervisor district 91 and in this body 90 and water irrigated area 92, a sprue is formed in supervisor district 91, form plural spaced pouring runner 93 and the spaced out outlet 95 of plural number watering irrigated area 92, described pouring runner 93 is all in bending, and described pouring runner 93 side forms the interconnecting part 94 being communicated with sprue, and described out outlet 95 is the pouring runner 93 being communicated with correspondence respectively, and be positioned at the opposite side of the interconnecting part 94 of the pouring runner 93 of correspondence, irrigation quantity is watered in order to regulate, the bore of pouring runner 93 is less than the bore of this sprue.
Wherein, the water of the sprue of drip irrigation pipe can flow into pouring runner 93 via interconnecting part 94, flowed out, and then pouring is for the plant of pouring by the pouring runner 93 wriggled by out outlet 95 again.
Though but above-mentioned drip irrigation pipe can be saved and watered irrigation quantity, following problem can be produced on using:
1. water irrigation quantity to save and adopt and wriggle and the little pouring runner 93 of bore, owing to more or less having impurity in water, therefore after using a period of time, impurity in water can be accumulated and block pouring runner 93, the water watered cannot be flowed out from out outlet 95 smoothly, cause Plant death, and need change whole piece drip irrigation pipe and cause cost to increase.
2. water irrigation quantity to save and adopt and wriggle and the little pouring runner 93 of bore, therefore need larger hydraulic pressure that the water of sprue just can be allowed to flow through pouring runner 93 smoothly and flow out out outlet 95, if hydraulic pressure is not enough, then cannot water, so hydraulic pressure deficiency then needs to install pumping pressurization additional, cause cost to increase, and comparatively backward country even cannot use pumping because of powerup issue, applicability is not good.
Chinese patent CN2459878 discloses a kind of anti-block dripping pipe, comprise drip irrigation body, drip irrigation body has multiple ostium excurrens, the drip irrigation body at described ostium excurrens place is provided with thread filter screen, water flows out from ostium excurrens, and outside silt can not enter water-supply-pipe, prevent the blocking that reflux causes, and plant root whisker can not stretch into ostium excurrens, prevent the blocking that ostium excurrens causes, improve the anti-blocking ability of drip irrigation pipe, extend the service life of drip irrigation pipe, easy to use.
Summary of the invention
The object of the invention is to use for existing drip irrigation pipe hydraulic pressure and the not good problem of applicability of being limited to, provide one can not susceptible to plugging drip irrigation pipe.
The present invention is provided with a body, described body is provided with a supervisor Qu Jiyi and waters irrigated area, a sprue is provided with in this supervisor district, the pouring unit that at least 2 connection serial connections are set is watered in irrigated area at this, described pouring unit one end is provided with the interconnecting part being communicated with this sprue is communicated with interconnecting part pouring runner and a narrow with one, pouring runner is in formation necking section, adjacent narrow place, and the water intake end of pouring unit in necking section forms the speedup section of a size convergent, and the out outlet that exposes to body is set in the water side of necking section.
Described out outlet can be located between speedup section and necking section.
Described out outlet can be located between necking section and braking section.
Described out outlet can be located between speedup section and necking section, and between necking section and braking section.
Described pouring unit in the formation open end, one end of contiguous out outlet, and is communicated with the pouring runner of contiguous pouring unit.
Described drip irrigation pipe can be provided with a dividing plate, described this dividing plate of pouring cell abutment in being responsible for district and watering between irrigated area, and pouring unit is in the formation open end, one end of contiguous out outlet, and is communicated with the pouring runner of the pouring unit of vicinity.
The present invention rolls up the component be formed by connecting with a lamellar body circle, and described pouring district is positioned at overlapping place of this lamellar body circle volume connection.
The present invention also can by the following technical solutions: be provided with a body, described body formed spaced supervisor district and water irrigated area, a sprue is provided with in described supervisor district, and water in irrigated area at this pouring unit is set, pouring unit one end is provided with the interconnecting part being communicated with this sprue, and pouring unit has pouring runner and a narrow of a connection interconnecting part, pouring runner is in formation necking section, adjacent narrow place, and the water intake end of pouring unit in necking section forms the speedup section of size convergent, and pouring unit forms the braking section of increasing size in the water side of necking section, and in necking section, the malleation in braking section and speedup section interval, negative pressure conversion place arranges the out outlet exposing to body.
On the pouring unit watering irrigated area, form speedup section due to the present invention and form necking section by narrow, the current in sprue are made to enter the pouring runner of pouring unit through interconnecting part, and current can improve flow velocity to pass through necking section by the speedup section of size convergent, and then generation Venturi effect, therefore can effectively reduce pressure, and produce negative pressure, the water yield of out outlet can be suppressed, reach the drip irrigation effect of water outlet in a small amount.In addition, due to coordinating of speedup section and necking section, make the bore of pouring runner provide change in size, but not keep single narrow and small bore, therefore can prevent drip irrigation pipe from blocking and improving service life, keep the unobstructed of pouring runner and smooth irrigating plant.
Accompanying drawing explanation
Fig. 1 is the three-dimensional appearance schematic diagram of the embodiment of the present invention 1.
Fig. 2 is the plane partial schematic diagram of the embodiment of the present invention 1.
Fig. 3 is the 3-3 generalized section of Fig. 2.
Fig. 4 is the 4-4 generalized section of Fig. 2.
Fig. 5 is the flow route schematic diagram of the embodiment of the present invention 1.
Fig. 6 is the three-dimensional appearance schematic diagram of the embodiment of the present invention 2.
Fig. 7 is the plane partial schematic diagram of the embodiment of the present invention 2.
Fig. 8 is the 8-8 generalized section of Fig. 7.
Fig. 9 is the side-looking end view of the embodiment of the present invention 2.
Figure 10 is the three-dimensional appearance schematic diagram of the embodiment of the present invention 3.
Figure 11 is the flow route schematic diagram of the embodiment of the present invention 3.
Figure 12 is the plane partial schematic diagram of the embodiment of the present invention 4.
Figure 13 is the 13-13 sectional schematic diagram of Figure 12.
Figure 14 is the 14-14 sectional schematic diagram of Figure 12.
Figure 15 is the flow route schematic diagram of the embodiment of the present invention 4.
Figure 16 is the three-dimensional appearance schematic diagram of the embodiment of the present invention 5.
Figure 17 is the generalized section of the embodiment of the present invention 5.
Figure 18 is the three-dimensional appearance schematic diagram of the embodiment of the present invention 6.
Figure 19 is the sectional schematic diagram of the embodiment of the present invention 6.
Figure 20 is the plane partial schematic diagram of existing drip irrigation pipe.
Embodiment
Following examples will the present invention is further illustrated by reference to the accompanying drawings.
Refer to Fig. 1, Fig. 6, Figure 10 and Figure 12, for several preferred embodiments of drip irrigation pipe of the present invention, it includes a body 1, this body 1 is formed a supervisor district 10 and and water irrigated area 20, a sprue 11 is formed in this supervisor district 10, and water in irrigated area 20 at this pouring unit 21 plural number being set and being communicated with serial connection, described pouring unit 21 one end is provided with the interconnecting part 22 being communicated with this sprue 11, and described pouring unit 21 has pouring runner 23 and a narrow 24 of a connection interconnecting part 22, pouring runner 23 is in formation necking section, adjacent narrow 24 place 25, and the water intake end of pouring unit 21 in necking section 25 forms the speedup section 26 of a size convergent, and the out outlet 27 that exposes to body 1 is set in the water side of necking section 25, relative speedup section 26 side of this necking section 25 forms the braking section 28 of an increasing size, and out outlet 27 is positioned near necking section 25 and braking section 28 have a common boundary, and braking section 28 is communicated with pouring runner 23 and the interconnecting part 22 of adjacent pouring unit.
Refer to shown in Fig. 1 ~ 4, the interconnecting part 22 of pouring unit 21 is communicated with sprue 11, and out outlet 27 is communicated with necking section 25.Separately consult shown in Fig. 5, in the current that sprue 11 flows, a part flows into pouring runner 23 via the interconnecting part 22 of pouring unit 21, and current enter necking section 25 by the speedup section 26 of size convergent, because bore diminishes, make water flow pressure reduce, flow velocity is accelerated, produce the Venturi effect of negative pressure, and flowed out via out outlet 27 by the current of the part of necking section 25, and the current of a part continue to flow into next speedup section 26, necking section 25 and out outlet 27.
Separately consult shown in Fig. 6 and 7, described pouring unit 21 is that interval is arranged, each pouring unit 21 has a dividing plate 29, pouring unit and dividing plate are formed and described waters irrigated area 20, and each pouring unit 21 has a narrow 24, and pouring unit 21 is in the formation open end, one end of contiguous out outlet 27, refer to shown in Fig. 8, out outlet 27 is communicated with necking section 25, consults shown in Fig. 9 further, and the speedup section 26 of size convergent is communicated with necking section 25.
Consult again shown in Figure 10, this drip irrigation pipe is provided with a dividing plate 29 in being responsible for district 10 and watering between irrigated area 20, described pouring unit 21 adjoins this dividing plate 29, and pouring unit 21 is in the formation open end, one end of contiguous out outlet 27, refer to shown in Figure 11, current system is logical to be made speedup section 26 and enters necking section 25 again, and then a part of current flow out out outlet 27, and the current of a part continue and flow into next speedup section 26 and necking section 25.
Refer to shown in Figure 12 and 15, this body 1 is roll up with a lamellar body circle component be formed by connecting, and consult Figure 13 ~ 15, described waters overlapping place that irrigated area 20 is positioned at the connection of this lamellar body circle volume, and interconnecting part 22 is be communicated with sprue 11 and pouring runner 23, and out outlet 27 is communicated with necking section 25.
In above-mentioned, described narrow 24 can be the spaced in opposite directions block of a block or two, and in present pre-ferred embodiments, described narrow 24 is two spaced in opposite directions ladder type blocks.
Wherein, this drip irrigation pipe can in order to irrigating plant, in pouring operation, because the bore watering runner 23 is less than the bore of sprue 11, the adjustable water yield, a part of current of sprue 11 are in being entered pouring runner 23 by interconnecting part 22, and current can improve flow velocity with by necking section 25 by the speedup section 26 of size convergent, then out outlet 27 is flowed out, and then irrigating plant.
In sum, this drip irrigation pipe forms speedup section 26 and forms necking section 25 by narrow 24 on the pouring unit 21 watering irrigated area 20, make current by the speedup section of size convergent 26 and necking section 25, can Venturi effect be produced and effectively reduce pressure, and produce the water yield that negative pressure can suppress out outlet, reach the drip irrigation effect of in a small amount water outlet, and drip irrigation pipe does not need by extra pumping to increase hydraulic pressure, therefore applicability is good and avoid cost to increase.In addition, speedup section 26 coordinates with necking section 25, the bore of pouring runner 23 is made to provide relative change from small to large more from large to small in size, but not keep single narrow and small bore, add that hydraulic pressure increases, therefore can prevent drip irrigation pipe from blocking and improving service life, keep pouring runner 23 unobstructed and smooth irrigating plant.
Described out outlet can be located between speedup section and necking section; Or
Can be located between necking section and braking section; Or
Can be located between speedup section and necking section, and between necking section and braking section.
Described pouring unit in the formation open end, one end of contiguous out outlet, and is communicated with the pouring runner of contiguous pouring unit.
Described drip irrigation pipe can be provided with a dividing plate, described this dividing plate of pouring cell abutment in being responsible for district and watering between irrigated area, and pouring unit is in the formation open end, one end of contiguous out outlet, and is communicated with the pouring runner of the pouring unit of vicinity.
The present invention rolls up the component be formed by connecting with a lamellar body circle, and described pouring district is positioned at overlapping place of this lamellar body circle volume connection.
The present invention also can by the following technical solutions: be provided with a body, described body formed spaced supervisor district and water irrigated area, a sprue is provided with in described supervisor district, and water in irrigated area at this pouring unit is set, pouring unit one end is provided with the interconnecting part being communicated with this sprue, and pouring unit has pouring runner and a narrow of a connection interconnecting part, pouring runner is in formation necking section, adjacent narrow place, and the water intake end of pouring unit in necking section forms the speedup section of size convergent, and pouring unit forms the braking section of increasing size in the water side of necking section, and in necking section, the malleation in braking section and speedup section interval, negative pressure conversion place arranges the out outlet exposing to body.

Claims (4)

1. drip irrigation pipe, it is characterized in that being provided with a body, described body is provided with a supervisor Qu Jiyi and waters irrigated area, a sprue is provided with in this supervisor district, the pouring unit that at least 2 connection serial connections are set is watered in irrigated area at this, described pouring unit one end is provided with the interconnecting part being communicated with this sprue is communicated with interconnecting part pouring runner and a narrow with one, pouring runner is in formation necking section, adjacent narrow place, and the water intake end of pouring unit in necking section forms the speedup section of a size convergent, and the out outlet that exposes to body is set in the water side of necking section;
Described out outlet is located between speedup section and necking section, and between necking section and braking section.
2. drip irrigation pipe as claimed in claim 1, is characterized in that described pouring unit is in the formation open end, one end of contiguous out outlet, and is communicated with the pouring runner of contiguous pouring unit.
3. drip irrigation pipe as claimed in claim 1, it is characterized in that described drip irrigation pipe is provided with a dividing plate in being responsible for district and watering between irrigated area, described this dividing plate of pouring cell abutment, and pouring unit is in the formation open end, one end of contiguous out outlet, and be communicated with the pouring runner of the pouring unit of vicinity.
4. drip irrigation pipe, it is characterized in that being provided with a body, described body formed spaced supervisor district and water irrigated area, a sprue is provided with in described supervisor district, and water in irrigated area at this pouring unit is set, pouring unit one end is provided with the interconnecting part being communicated with this sprue, and pouring unit has pouring runner and a narrow of a connection interconnecting part, pouring runner is in formation necking section, adjacent narrow place, and the water intake end of pouring unit in necking section forms the speedup section of size convergent, and pouring unit forms the braking section of increasing size in the water side of necking section, and in necking section, the malleation in braking section and speedup section interval, negative pressure conversion place arranges the out outlet exposing to body.
CN201310237141.0A 2013-06-15 2013-06-15 Drip irrigation pipe Expired - Fee Related CN103385154B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310237141.0A CN103385154B (en) 2013-06-15 2013-06-15 Drip irrigation pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310237141.0A CN103385154B (en) 2013-06-15 2013-06-15 Drip irrigation pipe

Publications (2)

Publication Number Publication Date
CN103385154A CN103385154A (en) 2013-11-13
CN103385154B true CN103385154B (en) 2015-03-11

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10182535B2 (en) * 2016-01-05 2019-01-22 Amir Cohen Mesh based irrigation system
CN106134929A (en) * 2016-06-30 2016-11-23 重庆渝西园林集团有限公司 Drip irrigation pipe for liana
CN106069608A (en) * 2016-06-30 2016-11-09 重庆渝西园林集团有限公司 There is the drip irrigation pipe for liana of water dropper function from dredge blockage
CN106069620A (en) * 2016-08-04 2016-11-09 大禹节水(天津)有限公司 Side-slit drip irrigation belt for underground drip irrigation
CN107494202A (en) * 2017-09-12 2017-12-22 南丹县住房和城乡建设局 Drip irrigation pipe for afforestation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060043219A1 (en) * 2004-09-02 2006-03-02 Moshe Raanan Drip irrigation pipe
CN2779857Y (en) * 2005-01-24 2006-05-17 王栋 Internal paster type underground drip irrigation waterer
CN101695268A (en) * 2009-10-30 2010-04-21 西北农林科技大学 Pipeline irrigation oxygenation controller
CN201911130U (en) * 2010-12-14 2011-08-03 郭焕云 Adjustable water conservancy and irrigation pipeline
CN202603311U (en) * 2012-05-08 2012-12-19 成都川盛塑胶有限公司 Novel underground trickle irrigation pipe

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Granted publication date: 20150311

Termination date: 20180615