CN200983782Y

CN200983782Y - Infiltrating irrigation needle

Info

Publication number: CN200983782Y
Application number: CN 200620035538
Authority: CN
Inventors: 马理国
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-09-08
Filing date: 2006-09-08
Publication date: 2007-12-05
Anticipated expiration: 2016-09-08

Abstract

The utility model discloses a filtration irrigation needle, relating to a filtration irrigation apparatus for filtration irrigation water saving irrigation technology. The noumenon of the filtration irrigation needle which can be inserted into the ground is provided with an intake tunnel (11) and a seeping tunnel (30) which is communicated with the outside, the noumenon is formed by a movably connected tube body (10) and a rod body (20), the seeping tunnel (30) assumes a slot shape. The utility model has the advantages that leakage can be prevented, good maintainability is provided; the technical problem that prior filtration irrigation head is easily blocked can be solved, and the technical condition of promoting and applying filtration irrigation water saving irrigation technology can be greatly improved; the utility model is of simple structure, convenient use and operation, and is good for further improving the utilization efficiency of irrigation water, and can better adapt and fulfill the irrigating demands of different crops.

Description

The infiltrating irrigation pin

Technical field

The utility model relates to the water-saving irrigation utensil, particularly a kind of infiltrating irrigation utensil that applies in the infiltrating irrigation water-saving irrigation technique.

Background technology

China be water resource serious short large agricultural country, widely popularize the inexorable trend that water-saving agricultural is a China's agricultural development.Water-saving irrigation is the core of water-saving agriculture, it is as far as possible evenly, moderately to be assigned to the water source in the crop root zone soil by advanced person's irrigation method and corresponding water-saving irrigation utensil, make soil often keep moisture, ventilation and the nutrition condition of suitable plant growth, thereby reach the utilization ratio that improves irrigation water, the purpose that improves the irrigation water output efficiency.

Water-saving irrigation technique mainly contains sprinkling irrigation, drip irrigation and infiltrating irrigation, and wherein the water-saving result with infiltrating irrigation is the most remarkable.What at present, obtain promoting the use is sprinkling irrigation and drip irrigation.Sprinkling irrigation is that irrigation water is pressurizeed, by pipeline by water spout with water be sprayed onto irrigate land on, compare with the ground water conveyance irrigation, 50%-60% can economize on water, because the surface evaporation area is big, therefore water aloft sprays and evaporates manyly when spraying in addition, and in the area of serious water shortage, sprinkling irrigation can not be satisfied the needs of water-saving irrigation.Drip irrigation is directly delivered to irrigation water near every crop root with little plastic tube, and water is slowly oozed by water dropper, is a kind of irrigation method of precision, and having only needs the ground of water to pour water just now, can really accomplish only to irritate crop rather than irritate the soil.And can make the moisture of crop root zone be in optimum state for a long time, therefore not only water-saving but also increase production.But drip irrigation also fails to solve the evaporation problem well: water infiltrates from the face of land during drip irrigation, forms pore, and the later stage water evaporates is fast, and is also bigger in the air evaporation amount.It is excessive that drip irrigation also can cause the interior humidity of canopy in the booth, and crop disease and insect easily takes place.Because the water dropper flow-out hole is young, flow velocity is low, so blockage problem is serious, the filtration and the processing of irrigation water there is higher requirement, existing in addition drip irrigation system mobility is poor, causes unit farmland area input bigger.Infiltrating irrigation is similar to underground drip irrigation, just replace water dropper all to be embedded in underground with the seepage flow pipe, do not resemble through the water of seepage flow pipe and drop by drop to flow out the water dropper, but seepage flow slowly comes out, the soil of moistening crop root part, belong to localized irrigation, the availability of high irrigation water is reached about 90%.The infiltrating irrigation water-saving irrigation technique is introduced in recent years into domestic, and has carried out the small size pilot.Existing seepage flow pipe structurally is one to have the body of intake tunnel, offer a plurality of seepage flow holes that communicate with intake tunnel on the body periphery wall, because the aperture in seepage flow hole is very little, therefore stopped up by grogs and crop root easily, and because this seepage flow pipe adopts is overall structure, in case it is generation is stopped up then can not effectively be cleared up, maintainable poor.Therefore, the easy obstruction of seepage flow pipe is serious problems in the infiltrating irrigation water-saving irrigation technique, does not solve this technical barrier, and the infiltrating irrigation water-saving irrigation technique can't be promoted the use widely.

The utility model content

Technical problem to be solved in the utility model provides the infiltrating irrigation pin of a kind of difficult generation obstruction and easy care.

The technical scheme that its technical problem that solves the utility model adopts is: infiltrating irrigation pin of the present utility model, insertedly the body under the face have intake tunnel and with the leakage passage of exterior, it is characterized in that: described body is made of the body, the body of rod that flexibly connect, and described leakage passage is the seam shape.

After taking abovementioned technology,, therefore has good maintainability because infiltrating irrigation pin body is made of dismountable body, the body of rod; Because leakage passage is the seam shape, therefore be not easy to be stopped up by grogs and crop root.

As a kind of preferred version of the present utility model, described body is plugged on the body of rod, and described leakage passage is formed by the axial clearance between body, the body of rod Plug Division end face.

As further optimization to above-mentioned preferred version, be the function that makes the infiltrating irrigation needle set have in infiltrating irrigation and stop to change between the infiltrating irrigation two states, to improve the utilization ratio of irrigation water further, the bottom of described body has and the poroid pilot hole of intake tunnel formation ladder, the top of the described body of rod is bar core section, the bottom is the needle-like section, and the outer wall of bar core section is provided with the splitter box that extends longitudinally, and the inwall of described body is provided with interior guiding gutter.Described body, the body of rod form and are rotationally connected by pilot hole, the bar core section that matches.Rotate to relatively when determining the position at body, the body of rod, interior guiding gutter is communicated with intake tunnel, splitter box with leakage passage, and infiltrating irrigation begins.And after body, the body of rod rotated through this relatively and determine the position, intake tunnel, leakage passage were by disconnected, and infiltrating irrigation stops.

As further optimization to above-mentioned preferred version, adjust the infiltrating irrigation water yield for changing easily, to adapt to better and to satisfy the needs that Different Crop is irrigated, described splitter box comprises at least two splitter boxs that circumferentially are provided with at interval along bar core section.The cross-sectional area of each splitter box can equate, when rotating to difference between body, the body of rod relatively really during allocation, interior guiding gutter is connected the quantity difference of splitter box simultaneously, or all be used effectively cross water cross-sectional area difference, make the infiltrating irrigation water yield obtain adjusting.The cross-sectional area of each splitter box also can be unequal, and when rotating to difference between body, the body of rod relatively really during allocation, interior guiding gutter is connected the long-pending splitter box of varying cross-section respectively, makes the infiltrating irrigation water yield obtain adjusting.

The beneficial effects of the utility model are, the difficult obstruction, and have good maintainability, and solved the technical barrier that existing infiltrating irrigation head easily stops up effectively, greatly improved the technical conditions that promote the use the infiltrating irrigation water-saving irrigation technique; Simple in structure, use easy to operately, help further improving the utilization ratio of irrigation water, and can adapt to and satisfy the needs that Different Crop is irrigated better.

Description of drawings

This specification comprises following 12 width of cloth accompanying drawings.

Fig. 1 is the front view of the utility model infiltrating irrigation pin embodiment 1;

Fig. 2 is the cutaway view along A-A line among Fig. 1;

Fig. 3 is the zoomed-in view of local B among Fig. 2;

Fig. 4 is the front view of the body of rod among the utility model infiltrating irrigation pin embodiment 1;

Fig. 5 is the vertical view of the body of rod among the utility model infiltrating irrigation pin embodiment 1;

Fig. 6 is the longitudinal sectional view of the utility model infiltrating irrigation pin embodiment 1 middle tube body;

Fig. 7 is the cutaway view along C-C line among Fig. 6;

Fig. 8 is the cutaway view along D-D line among Fig. 6;

Fig. 9 is the longitudinal sectional view of the utility model infiltrating irrigation pin embodiment 2;

Figure 10 is the vertical view of the body of rod among the utility model infiltrating irrigation pin embodiment 2;

Figure 11 is the longitudinal sectional view of the utility model infiltrating irrigation pin embodiment 2 middle tube bodies;

Figure 12 is the upward view of the utility model infiltrating irrigation pin embodiment 2 middle tube bodies.

Parts, toponym and pairing mark among the figure: body 10, intake tunnel 11, pilot hole 12, interior guiding gutter 13, spacing pit 14, the body of rod 20, bar core section 20a, needle-like section 20b, splitter box 21, splitter box 21a, guiding gutter 21b, outer guiding gutter 22, outer guiding gutter 22a, outer guiding gutter 22b, spacing card post 23, leakage passage 30.

Embodiment

Below in conjunction with drawings and Examples the utility model is further specified.

See figures.1.and.2, infiltrating irrigation pin of the present utility model, insertedly the body under the face have intake tunnel 11 and with the leakage passage 30 of exterior, described body is made of the body 10, the body of rod 20 that flexibly connect, described leakage passage 30 is the seam shape.

Because infiltrating irrigation pin body is made of dismountable 10, the body of rod 20, therefore has good maintainability; Because leakage passage 30 is the seam shape, therefore be not easy to be stopped up by grogs and crop root.Described leakage passage 30 has multiple set-up mode, as is opened on the perisporium of the body 10 or the body of rod 20, and Fig. 2 and Fig. 9 then show a kind of preferred set-up mode.With reference to this two figure, for ease of making and the cleaning maintenance, described body 10 is plugged on the body of rod 20, and described leakage passage 30 is formed by the axial clearance between body 10, the body of rod 20 Plug Division end faces, and promptly leakage passage 30 is an annular slot.The upper and lower end face of annular slot can be straight, also can be staggered wavy, zigzag etc., so that leakage passage 30 has maximum circumferential lengths, farthest reduces leakage passage 30 by grogs, the complete possibility of jamming of crop root.

Can adopt connected modes such as spiral connection, grafting between body 10, the body of rod 20.Be the function that makes the infiltrating irrigation needle set have in infiltrating irrigation and stop to change between the infiltrating irrigation two states, to improve the utilization ratio of irrigation water further, with reference to Fig. 6 and Figure 11, the bottom of described body 10 has and the poroid pilot hole 12 of intake tunnel 11 formation ladders; With reference to Fig. 4, Fig. 5 and Fig. 9, Figure 10, the top of the described body of rod 20 is bar core section 20a, and the bottom is needle-like section 20b, and the outer wall of bar core section 20a is provided with the splitter box 21 that extends longitudinally; With reference to Fig. 6, Fig. 7, Fig. 8 and Figure 11, Figure 12, the inwall of described body 10 is provided with interior guiding gutter 13; With reference to Fig. 2 and Fig. 9, described body 10, the body of rod 20 form and are rotationally connected by pilot hole 12, the bar core section 20a that matches, rotate to relatively when determining the position at body 10, the body of rod 20, interior guiding gutter 13 is communicated with intake tunnel 11, splitter box 21 with leakage passage 30, infiltrating irrigation begins, and after body, the body of rod rotated through this relatively and determine the position, intake tunnel 11, leakage passage 30 were by disconnected, and infiltrating irrigation stops.Further, adjust the infiltrating irrigation water yield for changing easily, to adapt to and to satisfy the needs of Different Crop irrigation better, with reference to Fig. 5 and Figure 10, described splitter box 21 comprises at least two the splitter box 21a, the 21b that circumferentially are provided with at interval along bar core section 20a, can make the infiltrating irrigation water yield obtain adjusting by changing the cross-sectional area that is utilized of splitter box 21.

Shown in Fig. 1 to Fig. 8 is embodiment 1 of the present utility model.With reference to Fig. 2 and Fig. 5, described splitter box 21 passes through the whole length of bar core section 20a.With reference to Fig. 2 and Fig. 6, described interior guiding gutter 13 is opened on intake tunnel 11 lower inner wall, directly communicates with pilot hole 12.With reference to Fig. 5, the cross-sectional area of

splitter box

21a, 21b can equate.When rotating to relatively between body 10, the body of rod 20 when determining the position, interior guiding gutter 13 is connected

splitter box

21a, 21b simultaneously, infiltrating irrigation this moment water yield maximum.Along with rotation relatively between body 10, the body of rod 20, the cross-sectional area that

splitter box

21a, 21b are used effectively reduces, and the infiltrating irrigation water yield reduces, and when rotating to

splitter box

21a, 21b when fully connecting with interior guiding gutter 13, infiltrating irrigation stops.With reference to Fig. 2, Fig. 4 and Fig. 6, for the outer wall that makes adjusting position keep stable and to be easy to distinguish needle-like section 20b is provided with the spacing card post 14 that extends up to body 10 bottoms, outside upper edge circumferentially is arranged at intervals with spacing pit 14 in body 10 bottoms, and card post 14 upper ends have the projection that stretches in the spacing pit 14.

Shown in Fig. 9 to Figure 12 is embodiment 2 of the present utility model.With reference to Fig. 9, the upper end of described splitter box 21 directly communicates with intake tunnel 11, and its lower end is then apart from bar core section 20a bottom certain distance.With reference to Figure 11 and Figure 12, described interior guiding gutter 13 is opened on the inwall of pilot hole 12, and its upper end exceeds the lower end of intake tunnel 11, and its lower end then can be connected with leakage passage 30.With reference to Figure 10, the cross-sectional area of described

splitter box

21a, 21b is unequal, and when rotating to difference between body 10, the body of rod 20 relatively really during allocation, interior guiding gutter 13 is

splitter box

21a, 21b respectively, makes the infiltrating irrigation water yield obtain adjusting.With reference to Fig. 9, for draining into the lower end of needle-like section 20b by the irrigation water that leakage passage 30 seepage flow go out, described needle-like section 20b has the outer guiding gutter 22 of indent longitudinally, and with reference to Figure 10, outer guiding gutter 22 comprises at least two the outer guiding gutter 22a, the 22b that circumferentially are provided with at interval along needle-like section 20b.

Above the described principles more of the present utility model that just explain through diagrams, this specification be not be the utility model to be confined to shown in and in described concrete structure and the scope of application, so every the corresponding modify and equivalent that might be utilized all belongs to the claim that the utility model is applied for.

Claims

1. infiltrating irrigation pin, insertedly the body under the face have intake tunnel (11) and with the leakage passage (30) of exterior, it is characterized in that: described body is made of the body (10) that flexibly connects, the body of rod (20), and described leakage passage (30) is the seam shape.

2. infiltrating irrigation pin as claimed in claim 1 is characterized in that: described body (10) is plugged on the body of rod (20), and described leakage passage (30) is formed by the axial clearance between body (10), the body of rod (20) the Plug Division end face.

3. infiltrating irrigation pin as claimed in claim 2 is characterized in that: the bottom of described body (10) has and the poroid pilot hole (12) of intake tunnel (11) formation ladder; The top of the described body of rod (20) is bar core section (20a), and the bottom is needle-like section (20b), and the outer wall of bar core section (20a) is provided with the splitter box (21) that extends longitudinally; The inwall of described body (10) is provided with interior guiding gutter (13); Described body (10), the body of rod (20) form and are rotationally connected by pilot hole (12), the bar core section (20a) that matches, rotate to relatively when determining the position at body (10), the body of rod (20), interior guiding gutter (13) is communicated with intake tunnel (11), splitter box (21) with leakage passage (30).

4. infiltrating irrigation pin as claimed in claim 3 is characterized in that: described splitter box (21) comprises at least two splitter boxs (21a, 21b) that circumferentially are provided with at interval along bar core section (20a).

5. infiltrating irrigation pin as claimed in claim 4 is characterized in that: described splitter box (21) passes through the whole length of bar core section (20a); Guiding gutter (13) is opened on intake tunnel (11) lower inner wall in described, directly communicates with pilot hole (12).

6. infiltrating irrigation pin as claimed in claim 5, it is characterized in that: the outer wall of described needle-like section (20b) is provided with the spacing card post (14) that extends up to body (10) bottom, outside upper edge circumferentially is arranged at intervals with spacing pit (14) in body (10) bottom, and card post (14) upper end has the projection that stretches in the spacing pit (14).

7. infiltrating irrigation pin as claimed in claim 4 is characterized in that: the cross-sectional area of described splitter box (21a, 21b) is unequal.

8. as claim 4 or 7 described infiltrating irrigation pins, it is characterized in that: the upper end of described splitter box (21) directly communicates with intake tunnel (11), and its lower end is then apart from bar core section (20a) bottom certain distance; Guiding gutter (13) is opened on the inwall of pilot hole (12) in described, and its upper end exceeds the lower end of intake tunnel (11), and its lower end then is connected with leakage passage (30).

9. infiltrating irrigation pin as claimed in claim 8 is characterized in that: described needle-like section (20b) has the outer guiding gutter (22) of indent longitudinally.

10. infiltrating irrigation pin as claimed in claim 9 is characterized in that: described outer guiding gutter (22) comprises at least two outer guiding gutters (22a, 22b) that circumferentially are provided with at interval along needle-like section (20b).