CN103329777A - Low-pressure pipeline water-delivering irrigation water outlet - Google Patents
Low-pressure pipeline water-delivering irrigation water outlet Download PDFInfo
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- CN103329777A CN103329777A CN2013102601944A CN201310260194A CN103329777A CN 103329777 A CN103329777 A CN 103329777A CN 2013102601944 A CN2013102601944 A CN 2013102601944A CN 201310260194 A CN201310260194 A CN 201310260194A CN 103329777 A CN103329777 A CN 103329777A
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Abstract
The invention provides a Low-pressure pipeline water-delivering irrigation water outlet. The Low-pressure pipeline water-delivering irrigation water outlet comprises a lower-part base, an upper-part tank and a draining water stilling pool, wherein a vertical pipe is contained in the center of the lower base and is provided with the upper-part tank; a base-plate water inlet communicated with the vertical pipe is arranged at the bottom of the upper-part tank; two hinged supporting bases which are fixed by a fastening bolt are arranged on a bottom wall of the upper-part tank on one side of the base-plate water inlet; a turning cover plate covering the base-plate water inlet is connected with the hinged supporting bases; a circle of water-stopping rubber sheet is stuck to an upstream side of the turning cover plate; a manual screw-rod opening-closing device is mounted on a top surface of the upper-part tank and is connected with the turning cover plate through a hinge connecting rod; a water outlet is arranged on a side wall of the upper-part tank; and the draining water stilling pool with flow-measuring scales is mounted on one side of the water outlet, adjacent to the lower-part base. The low-pressure pipeline water-delivering irrigation water outlet can meet the mass flow requirements, and is low in interior water head loss, and is capable of dissipating energy, preventing erosion, quantitatively controlling the flow of drained water and promoting the uniformity of irrigation water.
Description
Technical field
The measurable flow that the present invention relates to a kind of low pressure pipe irrigation delivery port, especially low pressure pipe irrigation also can quantitatively be controlled the delivery port of flow
.
Background technology
Low pressure pipe irrigation has obtained large-area applying at the well irrigation Dryland, and rice made regional low pressure pipe irrigation and also comes into one's own in recent years, and popularizing application prospect is good.But the delivery port of cast iron or plastic material or hydrant are mainly considered the needs that well-irrigated area's dry farming is irrigated at present, and water flow is less, be difficult to meet the large flow of paddy field and irrigate requirement.
In well-irrigated area, due to the restriction of motor-pumped well water flow, the delivery port of simultaneously working generally only has 1～2.Take the rice workspace that surface water is source of irrigation water, flow system flow is larger, and general a plurality of delivery ports are worked simultaneously.Now be necessary to detect and control the flow of each delivery port, comparatively even to guarantee each delivery port water outlet.Yet existing delivery port does not possess the function that flow measurement and quantitative are made discharge.In addition, the screw rod adopted at present opens and closes delivery port, and gland or flap are put down and opened flat closing, vertical with the standpipe current all the time, thereby in valve, the loss of flood peak is larger, and delivery port operating pressure and water flow are caused to adverse effect.
Summary of the invention
The objective of the invention is can not flow measurement for overcoming current low pressure pipe irrigation delivery port, can not make discharge and the larger shortcoming of the inner loss of flood peak by quantitative.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of low pressure pipe irrigation delivery port is provided, comprise bottom base, upper box body and water outlet stiling basin around standpipe, described upper box body is located on the base of bottom, the upper box body bottom is provided with the base plate water inlet that is communicated with standpipe, be provided with two hinged-supports fixing by fastening bolt in upper box body base plate water inlet one side, be connected with the upset cover plate be placed on the base plate water inlet on hinged-support, the bonding circle watertight rubber sheet of upset cover plate upstream face; The end face of upper box body is equipped with the hand screw headstock gear, and the hand screw headstock gear connects the upset cover plate by articulated linkage; The upper box body sidewall is provided with a delivery port, at delivery port one side lower part base adjacent, the water outlet stiling basin that is provided with the flow measurement scale is installed, and at the water outlet stiling basin, one face elevation place, sidewall field is provided with the stiling basin delivery port.
Described hand screw headstock gear comprises handle, the nut be connected as a single entity with handle, the screw rod coordinated with nut, casing and bolt, and the casing sunk part is corresponding to the nut bossing, and casing is bolted on the upper box body upper surface.
Described screw rod adopts trapezoidal thread.
Described delivery port is circular.
It is axle upset 0～70 degree that described upset cover plate be take the axis that described hinged-support forms.
Top of the present invention adopts body structure, adapts to large traffic requirement; Improve the cover plate opening and closing mode, improve flow condition, play and reduce the inner loss of flood peak and increase the effect that stream; Increase the water outlet stiling basin that the flow measurement scale is arranged, but quantitative is made discharge, but and the energy dissipating erosion control, prevent that field from washing away, be particularly useful for the delivery port flow large, the Rice irrigation district that a plurality of delivery ports are worked simultaneously.Make mouth of a river flow by quantitative, larger even operating pressure differs, also can guarantee that each delivery port water flow of simultaneously working is basically identical, thereby improve the irrigation water uniformity.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 be in Fig. 1 A-A to profile.
In figure: 1. upper box body, 2. bottom base, 3. water outlet stiling basin, 4. handle, 5. nut, 6. casing, 7. bolt, 8. screw rod, 9. upper box body delivery port, 10. articulated linkage, 11. upset cover plates, 12. watertight rubber sheets, 13. a hinge, 14. fastening bolts, 15. base plate water inlets, 16. standpipe, 17. scales, 18. stiling basin delivery ports.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
The present invention includes upper box body 1, bottom base 2 and water outlet stiling basin 3 three parts.
Upper box body 1 utilizes cement concrete prefabricated, and its width and length is so that install each headstock gear and be advisable in casing, and the casing clear height is upwards overturn 70 ° and is advisable with the cover plate 11 that can make to overturn; Should divide three partial precasts when prefabricated: bottom surface, end face and two sides are first, and front (dewatering outlet is arranged) and back are respectively second and third part.First's prefabricated components should suitably be arranged reinforcing bar or steel wire, the jack-up top panel in case close overexertion while overturning cover plate 11; The height of second and third partial precast member and width should be more smaller than casing clear span and clear height, so that embed first's prefabricated components, and adopt the masonry of cement mortar jointing.While making first's prefabricated components, should reserve screw hole, each fastening bolt holes and base plate water inlet 15, the size of base plate water inlet 15 should be determined according to the actual caliber of standpipe 16.Should reserve the mouth of a river 9 during prefabricated second portion prefabricated components, the shape of delivery port 9 can adopt circle, flow discharges size and aperture flow formula calculative determination that delivery port 9 sizes can require according to field.
Each headstock gear installation method that upper box body 1 relates to is as follows: in upper box body 1 bottom surface, hinged-support 13 is installed, upset cover plate 11 upstream faces are bonding or fix a circle watertight rubber sheet 12 with rivet, then utilize pin to be connected with hinged-support 13, utilize fastening bolt 14 fixed-hinged supports 13; Screw rod 8 adopts trapezoid thread screws, screw rod 8 is inserted to the screw rod preformed hole of upper box body 1 end faces, then mounting nuts 5 and casing 6 and bolt 7 successively; Finally, with articulated linkage 10 connecting screw rods 8 and upset cover plate 11, connected mode is the latching type hinge.
Handle 4 can be fixed on nut 5, between nut 5 and upper box body 1, is provided with casing 6, and casing 6 is fixed on the upper surface of upper box body 1 by bolt 7, nut 5 is played a supportive role.Utilize handle 4 rotating nuts 5, lifting screw 8, open and close upset cover plate 11.Also can adopt pivotable wrench drive screw 8, the pivotable wrench production method is: two projections are set on nut 5, making a length is the sleeve pipe that 4～5cm, internal diameter are slightly larger than nut again, two grooves are established in lower end, and groove location is corresponding with two projections on nut 5, both sides, sleeve pipe upper end welding handle, during keying, the sleeve pipe groove is blocked to the projection on nut 5, turning handle again, rotary nut 5, lifting screw 8.
Bottom base 2 is around standpipe 16 use cement mortar and brick masonries, and the length and width size can be equal to or slightly less than upper box body 1, and height flushes with water outlet stiling basin 3 tops.Utilize masonry of cement mortar between upper box body 1 and bottom base 2.
Water outlet stiling basin 3 is arranged on upper box body delivery port 9 front lower places, and water outlet stiling basin 3 can utilize cement concrete prefabricated, and its clear span is generally wide 2～3 times of upper box body delivery port 9, and length should be calculated or determine according to test according to aperture horizonally projected jet formula.Stiling basin delivery port 18 width are slightly less than water outlet stiling basin 3 clear span, and on the abutment wall of one or both sides, calibrate 17.The flow that different scales are corresponding passes through the waterpower calculative determination, and computational methods are: according to different scales, different ranges, utilize level throw motion formula and means of formula of orifice inverse delivery port 9 water flows.
Can be by observing the flat distance of throwing of delivery port 9 current while pouring water, according to the flow measurement scale on water outlet stiling basin 3, estimation delivery port flow, and can be by the overturn open degree adjusting water outlet flow of cover plate 8 of adjusting.
Claims (5)
1. a low pressure pipe irrigation delivery port, comprise bottom base, upper box body and water outlet stiling basin, it is characterized in that:
Described upper box body is located on the base of bottom, the upper box body bottom is provided with the base plate water inlet that is communicated with standpipe, be provided with two hinged-supports fixing by fastening bolt in upper box body base plate water inlet one side, be connected with the upset cover plate be placed on the base plate water inlet on hinged-support, the bonding circle watertight rubber sheet of upset cover plate upstream face; The end face of upper box body is equipped with the hand screw headstock gear, and the hand screw headstock gear connects the upset cover plate by articulated linkage;
The upper box body sidewall is provided with delivery port, in delivery port one side front lower place, the water outlet stiling basin is installed, and the water outlet stiling basin is provided with the flow measurement scale, and at the water outlet stiling basin, one face elevation place, sidewall field is provided with the stiling basin delivery port.
2. low pressure pipe irrigation delivery port according to claim 1 is characterized in that:
Described hand screw headstock gear comprises handle, the nut be connected as a single entity with handle, the screw rod coordinated with nut, casing and bolt, the bossing of casing holding nut, and casing is bolted on the upper box body upper surface.
3. low pressure pipe irrigation delivery port according to claim 2 is characterized in that:
Described screw rod adopts trapezoidal thread.
4. low pressure pipe irrigation delivery port according to claim 1 is characterized in that:
Described delivery port is circular.
5. low pressure pipe irrigation delivery port according to claim 1 is characterized in that:
It is axle upset 0～70 degree that described upset cover plate be take the axis that described hinged-support forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310260194.4A CN103329777B (en) | 2013-06-27 | 2013-06-27 | Low-pressure pipeline water-delivering irrigation water outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310260194.4A CN103329777B (en) | 2013-06-27 | 2013-06-27 | Low-pressure pipeline water-delivering irrigation water outlet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103329777A true CN103329777A (en) | 2013-10-02 |
| CN103329777B CN103329777B (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310260194.4A Expired - Fee Related CN103329777B (en) | 2013-06-27 | 2013-06-27 | Low-pressure pipeline water-delivering irrigation water outlet |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106933166A (en) * | 2017-05-08 | 2017-07-07 | 湖北楚峰水电工程有限公司 | A kind of farmland intellectuality irrigation management system |
| CN108385625A (en) * | 2018-03-19 | 2018-08-10 | 浙江水利水电学院 | Utilize the stilling pond auxiliary device of itself water energy energy dissipating |
| CN110748649A (en) * | 2019-11-05 | 2020-02-04 | 黄建梅 | Interconnected metering cover plate type valve port |
| CN111226563A (en) * | 2017-07-21 | 2020-06-05 | 王涛涛 | Agricultural fertilizer intelligence sprinkler |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4549837A (en) * | 1983-07-21 | 1985-10-29 | Hebert Camile J | Penstock |
| AU6015186A (en) * | 1986-07-15 | 1988-01-21 | Mutch, A. | Flow control in low head irrigation pipeline |
| CN2283154Y (en) * | 1996-08-26 | 1998-06-03 | 宁夏回族自治区水文水资源勘测局 | Low pressure water supply valve for water delivery irrigation |
| JP2004105010A (en) * | 2002-09-13 | 2004-04-08 | Padei Kenkyusho:Kk | Waterintake amount setting device |
| CN2806815Y (en) * | 2005-06-20 | 2006-08-16 | 邱晓博 | Water pumping unit |
| CN2891652Y (en) * | 2005-02-04 | 2007-04-25 | 周和平 | Orifice gate device |
| CN201665862U (en) * | 2010-03-30 | 2010-12-08 | 上海华滋奔腾防汛设备制造有限公司 | Rotating gate |
| CN203388009U (en) * | 2013-06-27 | 2014-01-15 | 扬州大学 | Low-pressure pipe water supply and irrigation outlet |
-
2013
- 2013-06-27 CN CN201310260194.4A patent/CN103329777B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4549837A (en) * | 1983-07-21 | 1985-10-29 | Hebert Camile J | Penstock |
| AU6015186A (en) * | 1986-07-15 | 1988-01-21 | Mutch, A. | Flow control in low head irrigation pipeline |
| CN2283154Y (en) * | 1996-08-26 | 1998-06-03 | 宁夏回族自治区水文水资源勘测局 | Low pressure water supply valve for water delivery irrigation |
| JP2004105010A (en) * | 2002-09-13 | 2004-04-08 | Padei Kenkyusho:Kk | Waterintake amount setting device |
| CN2891652Y (en) * | 2005-02-04 | 2007-04-25 | 周和平 | Orifice gate device |
| CN2806815Y (en) * | 2005-06-20 | 2006-08-16 | 邱晓博 | Water pumping unit |
| CN201665862U (en) * | 2010-03-30 | 2010-12-08 | 上海华滋奔腾防汛设备制造有限公司 | Rotating gate |
| CN203388009U (en) * | 2013-06-27 | 2014-01-15 | 扬州大学 | Low-pressure pipe water supply and irrigation outlet |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106933166A (en) * | 2017-05-08 | 2017-07-07 | 湖北楚峰水电工程有限公司 | A kind of farmland intellectuality irrigation management system |
| CN111226563A (en) * | 2017-07-21 | 2020-06-05 | 王涛涛 | Agricultural fertilizer intelligence sprinkler |
| CN108385625A (en) * | 2018-03-19 | 2018-08-10 | 浙江水利水电学院 | Utilize the stilling pond auxiliary device of itself water energy energy dissipating |
| CN108385625B (en) * | 2018-03-19 | 2019-11-12 | 浙江水利水电学院 | Utilize the stilling pond auxiliary device of itself water energy energy dissipating |
| CN110748649A (en) * | 2019-11-05 | 2020-02-04 | 黄建梅 | Interconnected metering cover plate type valve port |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103329777B (en) | 2014-08-20 |
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Granted publication date: 20140820 Termination date: 20170627 |