CN114467692A

CN114467692A - Tobacco field water-saving irrigation platform

Info

Publication number: CN114467692A
Application number: CN202210067003.1A
Authority: CN
Inventors: 冯诚; 倪康; 李素捷; 方小宇; 李晨; 王鹏; 王峰; 余青; 肖礼坤; 张友贤
Original assignee: Guizhou Water Conservancy Research Institute Guizhou Irrigation Test Center Station
Current assignee: Guizhou Water Conservancy Research Institute Guizhou Irrigation Test Center Station
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-05-13
Anticipated expiration: 2042-01-20
Also published as: CN114467692B

Abstract

The invention discloses a tobacco field water-saving irrigation platform which comprises a water storage tank, a first water supply mechanism, a second water supply mechanism and a plurality of irrigation pipes, wherein the first water supply mechanism and the second water supply mechanism are respectively arranged on two sides of the water storage tank, the irrigation pipes are connected to the first water supply mechanism and the second water supply mechanism, and the first water supply mechanism comprises a first water pump, a first water outlet pipe, a first water return pipe, a first water supply pipe and a first three-way valve. The invention has the following beneficial effects: the invention is provided with the first water supply mechanism and the second water supply mechanism, so that the direction of water flow can be changed in a positive and negative way, and the reversing mechanism is communicated with the drip irrigation mechanism or the spraying mechanism, thus drip irrigation or spraying can be carried out by controlling the direction of the water flow in the irrigation pipe, different irrigation modes are used at different periods, not only can the sufficient watering amount be ensured, but also unnecessary water resource waste can be avoided, and the tobacco can grow well.

Description

Tobacco field water-saving irrigation platform

Technical Field

The invention relates to the technical field of tobacco field irrigation, in particular to a water-saving tobacco field irrigation platform.

Background

The tobacco leaf has the advantages that the tobacco leaf can be lengthened and widened, the structure is loose, the physiological metabolism direction in the tobacco plant body is influenced by moisture, when the moisture supply is sufficient, the carbon metabolism in the tobacco plant body can be promoted, and the sugar accumulation in the tobacco leaf is large. The moisture influences the mature characteristics of the tobacco leaves and further influences the quality of the tobacco leaves, the water requirement rule for producing high-quality tobacco leaves is generally less in the early stage and less in the middle and later stages, the existing tobacco field irrigation is divided into sprinkling irrigation and drip irrigation, the sprinkling irrigation is carried out all the time, the watering is too much, water resources are wasted, the irrigation is not uniform, the tobacco growth is not uniform, the drip irrigation is carried out all the time, and the watering is not enough in the drought period, so that the tobacco growth is influenced.

Disclosure of Invention

The invention aims to solve the problems and provide a water-saving irrigation platform for a tobacco field.

The invention realizes the purpose through the following technical scheme: a tobacco field water-saving irrigation platform comprises a water storage tank, a first water supply mechanism, a plurality of second water supply mechanisms and an irrigation pipe, wherein the first water supply mechanism and the second water supply mechanisms are respectively arranged on two sides of the water storage tank, the irrigation pipe is connected to the first water supply mechanism and the second water supply mechanism, the first water supply mechanism comprises a first water pump, a first water outlet pipe, a first water return pipe, a first water supply pipe and a first three-way valve, the water pump is connected to the water storage tank, the water outlet pipe is connected to the first water pump, the other end of the water outlet pipe is connected to the first three-way valve, one end of the first water return pipe is connected to the first three-way valve, the other end of the first water return pipe is connected to the water storage tank, the first water supply pipe is connected to the first three-way valve, and the first water outlet pipe, the first water return pipe and the first water return pipe are communicated through the first water supply pipe, the water supply device is characterized in that the first water outlet pipe is connected with the irrigation pipe, the second water supply mechanism comprises a second water pump, a second water outlet pipe, a second water return pipe, a second water supply pipe and a second three-way valve, the second water supply mechanism and the first water supply mechanism are symmetrically arranged on two sides of the water storage tank, a plurality of reversing mechanisms are arranged on the irrigation pipe, a drip irrigation mechanism is arranged on one side of each reversing mechanism, the reversing mechanisms are far away from one side of the drip irrigation mechanism and are provided with a spraying mechanism, the reversing mechanisms can only be communicated with the drip irrigation mechanism and one of the spraying mechanisms, and a rotating mechanism is arranged in the spraying mechanism.

Preferably, reversing mechanism includes cross sleeve pipe, wedge groove, baffle, wedge slider, two ports of cross sleeve pipe all with irrigation pipe connects, cross sleeve pipe one side is provided with drip irrigation the mechanism, cross sleeve pipe opposite side is provided with spraying mechanism, cross sleeve pipe inside both sides have been seted up the wedge groove, cross sleeve pipe's inner wall both sides all are provided with the baffle, two the looks back of baffle all is connected with the wedge slider, the wedge slider connect in the wedge inslot.

So set up, utilize the baffle to block drip irrigation the mechanism or the water inlet of spraying mechanism.

Preferably, the drip irrigation mechanism comprises a first connecting pipe, a drip irrigation pipe and drip irrigation holes, the first connecting pipe is connected to one side of the four-way sleeve, one end, far away from the four-way sleeve, of the first connecting pipe is connected with the drip irrigation pipe, and the bottom of the drip irrigation pipe is provided with the drip irrigation holes.

So set up, rivers get into drip irrigation intraductally through drip irrigation hole carries out drip irrigation.

Preferably, the spraying mechanism comprises a second connecting pipe, a spraying head, spraying holes, a sliding circular ring and a sliding groove, the second connecting pipe is connected to one side of the four-way sleeve far away from the drip irrigation mechanism, the second connecting pipe is L-shaped, the top ends of the second connecting pipe are connected with the spraying head, the outer wall of the spraying head is provided with a plurality of spraying holes, the bottom end of the inner wall of the spraying head is connected with the sliding circular ring, the outer wall of the top ends of the second connecting pipe is provided with the sliding groove, and the sliding circular ring is connected to the inside of the sliding groove.

So set up, through the slip ring with the cooperation of spout guarantees the sprinkler head can rotate.

Preferably, the rotating mechanism comprises a rotating rod, a connecting rod, a fixing rod, a rotating shaft and blades, the rotating rod is connected to the inner wall of the sprinkler head, the bottom of the rotating rod is connected with the connecting rod, the fixing rod is connected to the inner wall of the two tops of the connecting pipe, the top of the fixing rod is connected with the rotating shaft, the blades are connected to the rotating shaft, and the connecting rod is connected with the tops of the blades.

According to the arrangement, the blades rotate to drive the connecting rod to rotate, so that the rotating rod drives the sprinkler head to rotate.

Preferably, the first water outlet pipe, the first water return pipe and the first water supply pipe are all connected with the first three-way valve in an inserting mode, and the positions where the second water pump, the second water outlet pipe, the second water return pipe, the second water supply pipe and the second three-way valve are arranged are symmetrical to each other and are connected in the same mode.

So set up, be convenient for first water supply mechanism with the second water supply mechanism installs and dismantles.

Preferably, the wedge-shaped sliding block is welded with the baffle, and the wedge-shaped sliding block is connected with the wedge-shaped groove in a sliding mode.

So set up, guarantee wedge slider with the baffle is connected firmly, is convenient for the baffle removes.

Preferably, the first connecting pipe is welded with the four-way sleeve, and the drip irrigation pipe is welded with the first connecting pipe.

So set up, guarantee the connecting pipe one with drip irrigation the union coupling is firm.

Preferably, the sliding ring is welded to the spraying head, the sliding ring is connected to the sliding groove in a sliding manner, and the inclination angles of the spraying holes are different.

So set up, guarantee the slip ring is connected firmly, is convenient for the slip ring rotates, guarantees that the volume of watering near and far away is comparatively even.

Preferably, the rotating rod is welded with the sprinkler head, the connecting rod is welded with the rotating rod, the fixing rod is welded with the second connecting pipe, the rotating shaft is connected with the fixing rod in a sliding mode, the blades are welded with the rotating shaft, and the connecting rod is welded with the blades.

So set up, guarantee the bull stick the connecting rod with the dead lever is connected firmly, is convenient for the pivot rotates.

Compared with the prior art, the invention has the following beneficial effects: the invention is provided with the first water supply mechanism and the second water supply mechanism, so that the direction of water flow can be changed in a positive and negative way, and the reversing mechanism is communicated with the drip irrigation mechanism or the spraying mechanism, so that drip irrigation or spraying can be carried out by controlling the direction of the water flow in the irrigation pipe, different irrigation modes are used at different periods, not only can enough watering amount be ensured, but also unnecessary water resource waste can be avoided, and the tobacco can grow well.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of a water-saving irrigation platform for tobacco fields according to the present invention;

FIG. 2 is a top view of a water-saving irrigation platform for tobacco fields according to the present invention;

FIG. 3 is a top view of the internal structure of the reversing mechanism of the water-saving irrigation platform for tobacco fields;

FIG. 4 is a perspective view of the internal structure of a reversing mechanism of the water-saving irrigation platform for tobacco fields;

FIG. 5 is a perspective view of the bottom structure of a drip irrigation mechanism of the water-saving irrigation platform for tobacco fields;

FIG. 6 is a perspective view of a spraying mechanism of the water-saving irrigation platform for tobacco fields according to the present invention;

FIG. 7 is a schematic view of the internal structure of a spraying mechanism of the water-saving irrigation platform for tobacco fields according to the invention;

FIG. 8 is an enlarged view of the structure at the position A of the water-saving irrigation platform for tobacco fields.

The reference numerals are explained below: 1. a first water supply mechanism; 101. a first water pump; 102. a first water outlet pipe; 103. a water return pipe I; 104. a water supply pipe I; 105. a first three-way valve; 2. a second water supply mechanism; 201. a second water pump; 202. a water outlet pipe II; 203. a water return pipe II; 204. a second water supply pipe; 205. a second three-way valve; 3. an irrigation pipe; 4. a reversing mechanism; 401. a four-way sleeve; 402. a wedge-shaped groove; 403. a baffle plate; 404. a wedge-shaped slider; 5. a drip irrigation mechanism; 501. a first connecting pipe; 502. a drip irrigation pipe; 503. drip irrigation holes; 6. a spraying mechanism; 601. a second connecting pipe; 602. a sprinkler head; 603. a spray orifice; 604. a sliding ring; 605. a chute; 7. a rotation mechanism; 701. a rotating rod; 702. a connecting rod; 703. fixing the rod; 704. a rotating shaft; 705. a blade; 8. a water storage tank.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be further described with reference to the accompanying drawings in which:

as shown in fig. 1-8, a water-saving irrigation platform for tobacco fields comprises a water storage tank 8, a first water supply mechanism 1, a second water supply mechanism 2 and an irrigation pipe 3, wherein the first water supply mechanism 1 and the second water supply mechanism 2 are respectively arranged on two sides of the water storage tank 8, a plurality of irrigation pipes 3 are arranged, the irrigation pipe 3 is connected to the first water supply mechanism 1 and the second water supply mechanism 2, the first water supply mechanism 1 comprises a first water pump 101, a first water outlet pipe 102, a first water return pipe 103, a first water supply pipe 104 and a first three-way valve 105, the first water pump 101 is connected to the water storage tank 8, the first water outlet pipe 102 is connected to the first water pump 101, the other end of the first water outlet pipe 102 is connected to the first three-way valve 105, one end of the first water return pipe 103 is connected to the first three-way valve 105, the other end of the first water return pipe 103 is connected to the water storage tank 8, the first water supply pipe 104 is connected to the first three-way valve 105, the first water outlet pipe 102, the first water return pipe 103 and the first water supply pipe 104 are communicated through the first three-way valve 105, be connected with irrigation pipe 3 on outlet pipe 102, second water supply mechanism 2 includes two 201 water pumps, two 202 outlet pipes, two 203 wet return pipes, delivery pipe two 204, three-way valve two 205, second water supply mechanism 2 and first water supply mechanism 1 symmetry set up in water storage tank 8 both sides, be provided with a plurality of reversing mechanism 4 on irrigation pipe 3, reversing mechanism 4 one side is provided with drips irrigation mechanism 5, one side that reversing mechanism 4 kept away from and drips irrigation mechanism 5 is provided with sprinkler mechanism 6, reversing mechanism 4 can only with drip irrigation mechanism 5 and sprinkler mechanism 6 one of them mechanism intercommunication when irrigating, be provided with rotary mechanism 7 in sprinkler mechanism 6.

Preferably, the reversing mechanism 4 comprises a four-way sleeve 401, a wedge-shaped groove 402, baffles 403 and wedge-shaped sliders 404, two ports of the four-way sleeve 401 are connected with the irrigation pipe 3, a drip irrigation mechanism 5 is arranged on one side of the four-way sleeve 401, a spraying mechanism 6 is arranged on the other side of the four-way sleeve 401, the wedge-shaped groove 402 is formed in two sides inside the four-way sleeve 401, the baffles 403 are arranged on two sides of the inner wall of the four-way sleeve 401, the wedge-shaped sliders 404 are connected to the back faces of the two baffles 403, the wedge-shaped sliders 404 are connected into the wedge-shaped groove 402, the drip irrigation mechanism 5 comprises a first connecting pipe 501, a drip irrigation pipe 502 and drip irrigation holes 503, the first connecting pipe 501 is connected to one side of the four-way sleeve 401, the drip irrigation pipe 502 is connected to one end of the first connecting pipe 501, which is far away from the four-way sleeve 401, the plurality of drip irrigation holes 503 are formed in the bottom of the drip irrigation pipe 502, and the spraying mechanism 6 comprises a second connecting pipe 601, a spraying head 602, a spraying hole 603 and a sliding ring 604, A chute 605, a connecting pipe two 601 connected to one side of the four-way sleeve 401 far away from the drip irrigation mechanism 5, the connecting pipe two 601 is L-shaped, the top end of the connecting pipe two 601 is connected with a spray head 602, the outer wall of the spray head 602 is provided with a plurality of spray holes 603, the bottom end of the inner wall of the spray head 602 is connected with a sliding ring 604, the outer wall of the top end of the connecting pipe two 601 is provided with a chute 605, the sliding ring 604 is connected in the chute 605, the rotating mechanism 7 comprises a rotating rod 701, a connecting rod 702, a fixed rod 703, a rotating shaft 704 and a blade 705, the rotating rod 701 is connected to the inner wall of the spray head 602, the bottom of the rotating rod 701 is connected with the connecting rod 702, the fixed rod 703 is connected to the inner wall of the top end of the connecting pipe two 601, the top of the fixed rod 703 is connected with the rotating shaft 704, the rotating shaft 704 is connected with the blade 705, the connecting rod 702 is connected with the top of the blade 705, the water outlet pipe one 102, the water return pipe one 103 and the water supply pipe one 104 are all connected with the three-way valve 105, the positions of a water pump II 201, a water outlet pipe II 202, a water return pipe II 203, a water supply pipe II 204 and a three-way valve II 205, a water pump I101, a water outlet pipe I102, a water return pipe I103, a water supply pipe I104 and a three-way valve I105 are symmetrical and are connected in the same mode, a wedge-shaped sliding block 404 is welded with a baffle 403, the wedge-shaped sliding block 404 is slidably connected with a wedge-shaped groove 402, a connecting pipe I501 is welded with a four-way sleeve 401, a drip irrigation pipe 502 is welded with the connecting pipe I501, a sliding ring 604 is welded with a sprinkler head 602, the sliding ring 604 is slidably connected with a sliding groove 605, the inclination angles of all sprinkler holes 603 are different, a rotating rod 701 is welded with the sprinkler head 602, a connecting rod 702 is welded with the rotating rod 701, a fixing rod 703 is welded with the connecting pipe II 601, a rotating shaft 704 is slidably connected with a fixing rod, a blade 705 is welded with the rotating shaft 704, and the connecting rod 702 is welded with the blade 705.

The working principle is as follows: when drip irrigation is carried out, the first water outlet pipe 102 is communicated with the first water supply pipe 104 through the first three-way valve 105, the first water return pipe 103 is in a closed state, the second water return pipe 203 is communicated with the second water supply pipe 204 through the second three-way valve 205, the second water outlet pipe 202 is in a closed state, then the first water pump 101 is started, the second water pump 201 does not work, the first water pump 101 pumps water in the water storage tank 8 out, the water flows enter the irrigation pipe 3 through the first water outlet pipe 102 and the first water supply pipe 104, when the water flows pass through the four-way sleeve 401, the impact force of the water flows enables the two baffles 403 to move, the baffle 403 close to one side of the spraying mechanism 6 blocks the second connecting pipe 601, the baffle 403 close to one side of the drip irrigation mechanism 5 moves to one end of the four-way sleeve 401, the water flows can enter the first connecting pipe 501, then the water flows enter the drip irrigation pipe 502 for drip irrigation, and the water flows into the second water return pipe 203 through the second water return pipe 204, then the water enters the water storage tank 8, when spraying is carried out, the second water outlet pipe 202 is communicated with the second water supply pipe 204 through the second three-way valve 205, the second water return pipe 203 is in a closed state, meanwhile, the first water return pipe 103 is communicated with the second water supply pipe 204 through the first three-way valve 105, the first water outlet pipe 102 is in a closed state, then the second water pump 201 is started, the first water pump 101 does not work, the second water pump 201 sends water into the irrigation pipe 3 through the second water outlet pipe 202 and the second water supply pipe 204, the water flow direction is opposite to the water flow direction during drip irrigation, therefore, the first connecting pipe 501 is blocked by the baffle 403 on one side close to the drip irrigation mechanism 5, the baffle on one side close to the spray mechanism 6 is moved to one end of the four-way sleeve 401, therefore, the water can enter the second connecting pipe 601, then the water enters the spray head 602, water is sprayed out through the spray holes 603, and due to different inclination angles of the spray holes 603, the watering quantity at the near position and the far position is ensured to be relatively even, meanwhile, the impact force of water flow enables the blades 705 to rotate, the blades 705 drive the rotating rod 701 to rotate through the connecting rod 702, the rotating rod 701 drives the spraying head 602 to rotate, uniform spraying is ensured, and the water flow flows into the water return pipe I103 through the water supply pipe I104 and then enters the water storage tank 8.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. The utility model provides a tobacco field water-saving irrigation platform, includes water storage tank (8), first water supply mechanism (1), second water supply mechanism (2), irrigation pipe (3), first water supply mechanism (1) with second water supply mechanism (2) set up respectively in water storage tank (8) both sides, irrigation pipe (3) have a plurality ofly, irrigation pipe (3) connect in first water supply mechanism (1) with on the second water supply mechanism (2), its characterized in that: the first water supply mechanism (1) comprises a first water pump (101), a first water outlet pipe (102), a first water return pipe (103), a first water supply pipe (104) and a first three-way valve (105), the first water pump (101) is connected to the water storage tank (8), the first water outlet pipe (102) is connected to the first water pump (101), the other end of the first water outlet pipe (102) is connected to the first three-way valve (105), one end of the first water return pipe (103) is connected to the first three-way valve (105), the other end of the first water return pipe (103) is connected to the water storage tank (8), the first water supply pipe (104) is connected to the first three-way valve (105), the first water outlet pipe (102), the first water return pipe (103) and the first water supply pipe (104) are communicated through the first three-way valve (105), and the first water outlet pipe (102) is connected to the irrigation pipe (3), the second water supply mechanism (2) comprises a second water pump (201), a second water outlet pipe (202), a second water return pipe (203), a second water supply pipe (204) and a second three-way valve (205), the second water supply mechanism (2) and the first water supply mechanism (1) are symmetrically arranged on two sides of the water storage tank (8), a plurality of reversing mechanisms (4) are arranged on the irrigation pipe (3), the drip irrigation mechanism (5) is arranged on one side of each reversing mechanism (4), the reversing mechanisms (4) are far away from one side of the drip irrigation mechanism (5) and are provided with spraying mechanisms (6), when irrigation is carried out, the reversing mechanisms (4) can only be communicated with the drip irrigation mechanism (5) and one of the spraying mechanisms (6), and rotating mechanisms (7) are arranged in the spraying mechanisms (6).

2. The water-saving irrigation platform for tobacco fields according to claim 1, characterized in that: reversing mechanism (4) include cross sleeve pipe (401), wedge groove (402), baffle (403), wedge slider (404), two ports of cross sleeve pipe (401) all with irrigation pipe (3) are connected, cross sleeve pipe (401) one side is provided with drip irrigation mechanism (5), cross sleeve pipe (401) opposite side is provided with spray mechanism (6), cross sleeve pipe (401) inside both sides have been seted up wedge groove (402), the inner wall both sides of cross sleeve pipe (401) all are provided with baffle (403), two the back of the body face of baffle (403) all is connected with wedge slider (404), wedge slider (404) connect in wedge groove (402).

3. The water-saving irrigation platform for tobacco fields according to claim 2, characterized in that: drip irrigation mechanism (5) including connecting pipe (501), drip irrigation pipe (502), drip irrigation hole (503), connecting pipe (501) connect in four-way sleeve pipe (401) one side, connecting pipe (501) are kept away from the one end of four-way sleeve pipe (401) is connected with drip irrigation pipe (502), drip irrigation pipe (502) bottom has been seted up a plurality ofly drip irrigation hole (503).

4. The water-saving irrigation platform for tobacco fields according to claim 2, characterized in that: the spraying mechanism (6) comprises a second connecting pipe (601), a spraying head (602), spraying holes (603), a sliding ring (604) and a sliding groove (605), wherein the second connecting pipe (601) is connected to one side, far away from the four-way sleeve (401), of the drip irrigation mechanism (5), the second connecting pipe (601) is L-shaped, the top end of the second connecting pipe (601) is connected with the spraying head (602), the outer wall of the spraying head (602) is provided with a plurality of spraying holes (603), the bottom end of the inner wall of the spraying head (602) is connected with the sliding ring (604), the outer wall of the top end of the second connecting pipe (601) is provided with the sliding groove (605), and the sliding ring (604) is connected to the inside of the sliding groove (605).

5. The water-saving irrigation platform for tobacco fields according to claim 4, wherein: the rotating mechanism (7) comprises a rotating rod (701), a connecting rod (702), a fixing rod (703), a rotating shaft (704) and blades (705), the rotating rod (701) is connected to the inner wall of the sprinkler head (602), the bottom of the rotating rod (701) is connected with the connecting rod (702), the fixing rod (703) is connected to the inner wall of the top end of the connecting pipe two (601), the top of the fixing rod (703) is connected with the rotating shaft (704), the rotating shaft (704) is connected with the blades (705), and the connecting rod (702) is connected with the top of the blades (705).

6. The water-saving irrigation platform for tobacco fields according to claim 1, characterized in that: the water outlet pipe I (102), the water return pipe I (103) and the water supply pipe I (104) are all connected with the three-way valve I (105) in an inserting mode, and the positions where the water pump II (201), the water outlet pipe II (202), the water return pipe II (203), the water supply pipe II (204) and the three-way valve II (205) are arranged are mutually symmetrical and the connection modes are the same with the positions where the water pump I (101), the water outlet pipe I (102), the water return pipe I (103), the water supply pipe I (104) and the three-way valve I (105) are arranged.

7. The water-saving irrigation platform for tobacco fields according to claim 2, characterized in that: the wedge-shaped sliding block (404) is welded with the baffle (403), and the wedge-shaped sliding block (404) is connected with the wedge-shaped groove (402) in a sliding mode.

8. The water-saving irrigation platform for tobacco fields according to claim 3, wherein: the first connecting pipe (501) is welded with the four-way sleeve (401), and the drip irrigation pipe (502) is welded with the first connecting pipe (501).

9. The water-saving irrigation platform for tobacco fields according to claim 4, wherein: the sliding ring (604) is welded with the spraying head (602), the sliding ring (604) is connected with the sliding groove (605) in a sliding mode, and the inclination angles of the spraying holes (603) are different.

10. The water-saving irrigation platform for tobacco fields according to claim 5, wherein: the rotating rod (701) is welded with the sprinkler head (602), the connecting rod (702) is welded with the rotating rod (701), the fixing rod (703) is welded with the second connecting pipe (601), the rotating shaft (704) is in sliding connection with the fixing rod (703), the blade (705) is welded with the rotating shaft (704), and the connecting rod (702) is welded with the blade (705).