CN111990220B

CN111990220B - Multistage distributed constant-pressure irrigation system

Info

Publication number: CN111990220B
Application number: CN202010873382.4A
Authority: CN
Inventors: 郝永河; 刘婷璐; 张双拴; 郝永艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2022-04-01
Anticipated expiration: 2040-08-26
Also published as: CN111990220A

Abstract

The invention relates to the technical field of irrigation, in particular to a multistage distributed constant-pressure irrigation system which comprises a water tank and a control room, wherein a water supply pipe is distributed on the periphery of the water tank and is directly communicated with the water tank through a water pump, a branch pipe extends out of the outer surface of the water supply pipe, the end part of the branch pipe is connected with an inlet pipe, the end part of the inlet pipe is vertically connected with a connecting pipe, the lower end of the connecting pipe is furled and communicated with a water flowing pipe, the upper end of the connecting pipe is rotatably sleeved with a movable joint, the outer surface of the movable joint is communicated with a spraying structure, a flow guide turbine is fixedly arranged on the top surface of the inner side of the movable joint, a cleaning mechanism extends out of the lower end of the flow guide turbine, a water level detection device and an in-tank pressure measuring device are arranged on the front end surface of the water tank, and an in-pipe pressure measuring instrument is arranged on the inner side of the water supply pipe close to the water pump, the invention has good water pressure control effect, uniform spraying, self-cleaning of the spraying position and layered irrigation effect.

Description

Multistage distributed constant-pressure irrigation system

Technical Field

The invention relates to the technical field of irrigation, in particular to a multistage distributed constant-pressure irrigation system.

Background

In crop planting, irrigation system is widely used, bring convenience for the user, can irrigate at the indoor remote control of control, but current irrigation system's constant voltage effect is not good, the expression is difficult to control with water pressure in the water tank, water pump output water pressure is difficult to control, secondly, spray the position and spray through a plurality of shower nozzles in order to seek and spray even effect, but the effect is not good, in addition to spray the position and often appear obstructed phenomenon, be difficult to solve, finally, it often sprays for the high level, be difficult to water near the crop rhizome.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a multi-stage distributed constant-pressure irrigation system.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides a multistage distributing type constant voltage irrigation system, includes the water tank, still includes the control room, the flow pipe has been laid to the periphery of water tank, the flow pipe is linked together through the water pump with the water tank is direct, the surface of flow pipe extends the bleeder, the end connection of bleeder has into the pipe, the tip of going into the pipe is connected with the connecting pipe perpendicularly, the lower extreme of connecting pipe draws in and communicates there is the flowing water pipe, the upper end of connecting pipe is rotated the cover and is equipped with the activity and connects, the surface intercommunication that the activity connects has the structure of spraying, the inboard top surface fixed mounting that the activity connects has the water conservancy diversion turbine, the lower extreme of water conservancy diversion turbine extends clearly scrapes the mechanism, the preceding terminal surface of water tank is provided with water level detection device and incasement pressure measurement device, the inboard of flow pipe is close to water pump department and is provided with intraductal pressure measurement appearance.

Preferably, the scraping mechanism comprises a connecting rod fixedly connected to the lower end of the diversion turbine, connecting strips arranged on the outer surface of the connecting rod, and scraping strips fixedly connected to the end portions of the connecting strips, the scraping strips are movably attached to the inner wall of the connecting pipe, the two connecting strips are arranged into two groups, and the two groups of connecting strips are arranged on the outer surface of the connecting rod in the vertical direction.

Preferably, a polygonal joint is sleeved at the joint of the branch pipe and the inlet pipe, and the polygonal joint is in threaded fit with the branch pipe and the inlet pipe.

Preferably, the lower end port of the movable joint extends out of the sleeve opening, the upper end port of the connecting pipe extends out of the protruding edge, the sleeve opening is movably sleeved on the outer surface of the protruding edge, a first semicircular groove is formed in the outer surface of the protruding edge, a second semicircular groove is formed in the inner wall of the sleeve opening, and a plurality of balls are filled between the first semicircular groove and the second semicircular groove.

Preferably, the spraying structure comprises a spraying pipe and a spray head, wherein the spraying pipe is communicated with the outer surface of the movable joint, the spray head is connected to the end part of the spraying pipe, the spray head is in threaded fit with the spraying pipe, the number of the spraying structures is three, and the spraying structures are arranged in an annular array.

Preferably, the water level detection device comprises an observation tube extending in the vertical direction, the upper end and the lower end of the observation tube extend backwards and are communicated to the inner side of the water tank, and a reinforcing member is sleeved on the outer surface of the observation tube.

Preferably, the reinforcement includes that fixed cover establishes the outer frame that protects that the viewing aperture was seted up to viewing tube surface and preceding terminal surface, fixed connection protects the reinforcement frame of frame rear end face at the outer, the rear end of reinforcement frame and the preceding terminal surface fixed connection of water tank, two are no less than in the quantity setting of reinforcement frame.

Preferably, the pressure measuring device in the tank comprises a pressure measuring pipe communicated with the position, close to the lower part, of the front end face of the water tank, an on-off valve arranged at the end part of the pressure measuring pipe, and a pressure measuring instrument connected to the inner side of the pressure measuring pipe.

Preferably, the pressure measuring instrument in the pipe and the pressure measuring device in the tank are electrically connected with the control room and used for transferring the water pressure in the water conveying pipe and the water tank to the control room, and the input port of the water pump is electrically connected with the output port of the control room.

Preferably, the water tank further comprises a plurality of tank covers movably mounted on the upper end face and a bottom frame arranged on the lower end face, the bottom frame is fixedly connected with the water tank, a supporting plate extends from the lower end face, corresponding to the water pump, of the outer surface of the water tank, the supporting plate is fixedly connected with the water pump, and the water pumping end of the water pump is connected with a water pumping pipe communicated with the inner side of the water tank.

Compared with the prior art, the invention has the following beneficial effects:

1. through intraductal pressure gauge, water level detection device, incasement pressure measurement device, cooperation between the control room, intraductal pressure gauge can real-timely detect out the intraductal water pressure condition of flow pipe, the water pressure condition in the incasement pressure measurement device real-time detection water tank, water level detection device is used for observing the water level in the water tank, it is too big to prevent that the water level from crossing excessively and making incasement pressure measurement device's pressure measurement structure float, cause and detect unsafe phenomenon and take place, and by the operating power of control room control water pump, ensure all the time that the water pressure of flow pipe department is invariable can.

2. Through the water conservancy diversion turbine, the swing joint that set up, after rivers sent into the connecting tube, rivers impact water conservancy diversion turbine and make the swing joint take place to rotate, and then when making shower nozzle department spray water, make under the effect of centrifugal force spray evenly, do benefit to even irrigation.

3. Through the connecting rod, the connecting strip that set up and the scraping strip, the rotation of water conservancy diversion turbine has driven connecting rod, connecting strip and the common rotation of scraping strip simultaneously, and the scraping strip is cleared the inner wall of connecting pipe and is scraped, stops to send the in-process water pressure of water to reduce in the connecting pipe, and the water carries the filth of scraping and sees off in the flowing water pipe of below jointly, reaches the purpose from the clearance, prevents to block.

4. Through the water flowing pipe that sets up, except that the shower nozzle carries out the spraying on crop upper strata, the root and stem position of crop is irrigated to the water that flows out in the water flowing pipe, and the irrigation effect is comprehensive.

Drawings

FIG. 1 is a schematic structural diagram of a multi-stage distributed constant-pressure irrigation system according to the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 of a multi-stage distributed constant pressure irrigation system according to the present invention;

FIG. 3 is an enlarged view of the multistage distributed constant pressure irrigation system at B of FIG. 1;

FIG. 4 is a schematic view of the front end of the water tank of a multi-stage distributed constant pressure irrigation system of the present invention;

FIG. 5 is a sectional view of a connecting pipe of a multi-stage distributed constant pressure irrigation system according to the present invention;

FIG. 6 is an enlarged view at C of FIG. 5 of a multi-stage distributed constant pressure irrigation system according to the present invention;

fig. 7 is a control room schematic diagram of a multi-stage distributed constant pressure irrigation system of the present invention.

In the figure: 1. a water tank; 2. a box cover; 3. a chassis; 4. a support plate; 5. a water pump; 6. a water pumping pipe; 7. a water supply pipe; 8. a branch pipe; 9. entering a pipe; 10. a polygonal joint; 11. a connecting pipe; 12. a movable joint; 13. a spray head; 14. a water spray pipe; 15. a water flow pipe; 16. a inducer; 17. a connecting rod; 18. a connecting strip; 19. scraping the strips; 20. looping; 21. a protruding edge; 22. a first semi-circular groove; 23. a second semi-circular groove; 24. a ball bearing; 25. an observation tube; 26. an outer protective frame; 27. a reinforcing frame; 28. a piezometric tube; 29. a valve is switched on and off; 30. a pressure gauge; 31. a control room; 32. an in-tube pressure gauge; 33. a water level detection device; 34. and a pressure measuring device in the box.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

The multistage distributed constant-pressure irrigation system shown in fig. 1-7 comprises a water tank 1 and a control room 31, wherein a water supply pipe 7 is arranged on the periphery of the water tank 1, the water supply pipe 7 is directly communicated with the water tank 1 through a water pump 5, a branch pipe 8 extends out of the outer surface of the water supply pipe 7, the end part of the branch pipe 8 is connected with an inlet pipe 9, the end part of the inlet pipe 9 is vertically connected with a connecting pipe 11, the lower end of the connecting pipe 11 is folded and communicated with a water flowing pipe 15, a movable joint 12 is rotatably sleeved at the upper end of the connecting pipe 11, a spraying structure is communicated with the outer surface of the movable joint 12, a flow guide turbine 16 is fixedly installed on the top surface of the inner side of the movable joint 12, a cleaning mechanism extends out of the lower end of the flow guide turbine 16, a water level detection device 33 and an in-tank pressure measurement device 34 are arranged on the front end surface of the water tank 1, and an in-pipe pressure measurement instrument 32 is arranged on the inner side of the water supply pipe 7 close to the water pump 5.

The scraping mechanism comprises a connecting rod 17 fixedly connected to the lower end of the diversion turbine 16, connecting strips 18 arranged on the outer surface of the connecting rod 17, and scraping strips 19 fixedly connected to the end portions of the connecting strips 18, the scraping strips 19 are movably attached to the inner wall of the connecting pipe 11, the two connecting strips 18 are arranged into two groups, the two groups of connecting strips 18 are arranged on the outer surface of the connecting rod 17 in the vertical direction, and the scraping effect is comprehensive.

The junction cover of lateral 8 and income pipe 9 is equipped with polygonal joint 10, and polygonal joint 10 and lateral 8 and go into and be screw-thread fit between the pipe 9, and polygonal joint 10 is used for reaching the purpose of mutual concatenation, and later stage dismantlement is also comparatively convenient.

The lower extreme port of activity joint 12 extends cover mouth 20, the upper end port of connecting pipe 11 extends the protrusion along 21, the outward appearance people along 21 is established to cover mouth 20 activity cover, first semi-circular groove 22 has been seted up to the protrusion along 21's surface, second semi-circular groove 23 has been seted up to the inner wall of cover mouth 20, it has a plurality of balls 24 to fill between first semi-circular groove 22 and the second semi-circular groove 23, ball 24 can play the effect that reduces junction degree of wear, do benefit to the level and smooth rotation of activity joint 12.

The spraying structure comprises a spraying pipe 14 communicated with the outer surface of the movable joint 12 and a spray head 13 connected to the end of the spraying pipe 14, the spray head 13 is in threaded fit with the spraying pipe 14, the number of the spraying structures is three, the spraying structures are arranged in an annular array, and the effect of uniform spraying is achieved.

Water level detection device 33 is including extending the observation pipe 25 that vertical direction extends, and the upper and lower end of observation pipe 25 extends and communicates to the inboard of water tank 1 backward, and the surface cover of observation pipe 25 is equipped with the reinforcement, plays the effect of firm observation pipe 25, and observation pipe 25 chooses for use the glass pipe, can flow into water in the observation pipe 25, and the height of the surface of water is the height of water tank 1 internal water promptly.

The reinforcement includes fixed cover establish at the outer frame 26 of protecting of observing pipe 25 surface and preceding terminal surface offered the viewing aperture, fixed connection protects the reinforcing frame 27 of frame 26 rear end face outside, reinforcing frame 27's rear end and the preceding terminal surface fixed connection of water tank 1, and reinforcing frame 27's quantity sets up and is no less than two, plays the effect of firm observation pipe 25.

The pressure measuring device 34 in the tank comprises a pressure measuring pipe 28 communicated with the position, close to the lower part, of the front end face of the water tank 1, an on-off valve 29 arranged at the end part of the pressure measuring pipe 28 and a pressure measuring instrument 30 connected to the inner side of the pressure measuring pipe 28, wherein the on-off valve 29 can control on-off and is opened when detection is needed, and the pressure measuring instrument 30 is a common water pressure meter and measures water pressure.

The pressure measuring instrument 32 in the pipe and the pressure measuring device 34 in the tank are electrically connected to the control room 31, and are used for transmitting the water pressure in the water pipe 7 and the water tank 1 to the control room 31, the input port of the water pump 5 is electrically connected to the output port of the control room 31, the water pressure condition of each position can be known by the control room 31 in a centralized manner, and the operation power of the water pump 5 can be controlled.

The water tank 1 further comprises a plurality of tank covers 2 movably arranged on the upper end face and a bottom frame 3 arranged on the lower end face, the bottom frame 3 is fixedly connected with the water tank 1, the water tank 1 is ensured to be stably placed, a supporting plate 4 extends from the lower end face, corresponding to the water pump 5, of the outer surface of the water tank 1, the supporting plate 4 is fixedly connected with the water pump 5, and the water pumping end of the water pump 5 is connected with a water pumping pipe 6 which is communicated with the inner side of the water tank 1 to play a role in pumping out water.

When the water pump works, through the matching among the in-pipe pressure measuring instrument 32, the water level detecting device 33, the in-tank pressure measuring device 34 and the control room 31, the in-pipe pressure measuring instrument 32 can detect the water pressure condition in the water supply pipe 7 in real time, the in-tank pressure measuring device 34 detects the water pressure condition in the water tank 1 in real time, the water level detecting device 33 is used for observing the water level in the water tank 1 to prevent the phenomenon that the detection is inaccurate due to overlarge floating of the pressure measuring structure of the in-tank pressure measuring device 34 caused by too low water level, and the control room 31 controls the running power of the water pump 5 to always ensure that the water pressure at the water supply pipe 7 is constant; through the arranged diversion turbine 16 and the movable joint 12, after water flow is sent into the connecting pipe 11, the water flow impacts the diversion turbine 16 to enable the movable joint 12 to rotate, so that when water is sprayed out from the spray head 13, the water is uniformly sprayed under the action of centrifugal force, and uniform irrigation is facilitated; through the arranged connecting rod 17, the connecting strip 18 and the scraping strip 19, the rotation of the guide turbine 16 simultaneously drives the connecting rod 17, the connecting strip 18 and the scraping strip 19 to jointly rotate, the scraping strip 19 cleans the inner wall of the connecting pipe 11, when the water feeding in the connecting pipe 11 is stopped, the water pressure is reduced, and water carrying cleaned dirt is jointly sent out from the water flowing pipe 15 below, so that the self-cleaning purpose is achieved, and the blockage is prevented; through the arranged water flowing pipe 15, except for spraying the upper layer of the crops by the spray head 13, the water flowing out of the water flowing pipe 15 irrigates the rhizome positions of the crops, and the irrigation effect is comprehensive.

The foregoing shows and describes the general principles, essential features, and advantages of the 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 merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A multistage distributed constant pressure irrigation system, includes water tank (1), its characterized in that: the water tank is characterized by further comprising a control room (31), a water supply pipe (7) is arranged on the periphery of the water tank (1), the water supply pipe (7) is directly communicated with the water tank (1) through a water pump (5), a branch pipe (8) extends out of the outer surface of the water supply pipe (7), the end portion of the branch pipe (8) is connected with a pipe inlet (9), the end portion of the pipe inlet (9) is vertically connected with a connecting pipe (11), the lower end of the connecting pipe (11) is furled in and communicated with a water flowing pipe (15), a movable joint (12) is rotatably sleeved at the upper end of the connecting pipe (11), the outer surface of the movable joint (12) is communicated with a spraying structure, a flow guide turbine (16) is fixedly mounted on the inner top surface of the movable joint (12), a cleaning and scraping mechanism extends out of the lower end of the flow guide turbine (16), a water level detection device (33) and an in-tank pressure measurement device (34) are arranged on the front end surface of the water tank (1), an in-pipe pressure gauge (32) is arranged on the inner side of the water delivery pipe (7) close to the water pump (5); the cleaning and scraping mechanism comprises a connecting rod (17) fixedly connected to the lower end of the guide turbine (16), connecting strips (18) arranged on the outer surface of the connecting rod (17), and scraping strips (19) fixedly connected to the end portions of the connecting strips (18), wherein the scraping strips (19) are movably attached to the inner wall of the connecting pipe (11), two groups of the connecting strips (18) are arranged in a group of two, and the two groups of the connecting strips (18) are arranged on the outer surface of the connecting rod (17) along the vertical direction; a sleeve opening (20) extends from a lower end port of the movable joint (12), a protruding edge (21) extends from an upper end port of the connecting pipe (11), the sleeve opening (20) is movably sleeved on the outer surface of the protruding edge (21), a first semicircular groove (22) is formed in the outer surface of the protruding edge (21), a second semicircular groove (23) is formed in the inner wall of the sleeve opening (20), and a plurality of balls (24) are filled between the first semicircular groove (22) and the second semicircular groove (23); the spraying structure comprises a spraying pipe (14) communicated with the outer surface of the movable joint (12) and a spray head (13) connected to the end part of the spraying pipe (14), the spray head (13) is in threaded fit with the spraying pipe (14), the number of the spraying structures is three, and the spraying structures are arranged in an annular array; the water level detection device (33) comprises an observation pipe (25) extending in the vertical direction, the upper end and the lower end of the observation pipe (25) extend backwards and are communicated to the inner side of the water tank (1), and a reinforcing member is sleeved on the outer surface of the observation pipe (25); the pressure measuring device (34) in the tank comprises a pressure measuring pipe (28) communicated with the position, close to the lower part, of the front end face of the water tank (1), an on-off valve (29) arranged at the end part of the pressure measuring pipe (28) and a pressure measuring instrument (30) connected to the inner side of the pressure measuring pipe (28); the pressure measuring instrument (32) in the pipe and the pressure measuring device (34) in the water tank are electrically connected with the control room (31) and used for transferring water pressure in the water supply pipe (7) and the water tank (1) to the control room (31), and the input port of the water pump (5) is electrically connected with the output port of the control room (31).

2. The multi-stage distributed constant pressure irrigation system as claimed in claim 1, wherein: the connecting part of the branch pipe (8) and the inlet pipe (9) is sleeved with a polygonal joint (10), and the polygonal joint (10) is in threaded fit with the branch pipe (8) and the inlet pipe (9).

3. The multi-stage distributed constant pressure irrigation system as claimed in claim 1, wherein: the reinforcing member includes that fixed cover establishes outer frame (26), the reinforcement frame (27) of fixed connection protecting frame (26) rear end face outside that the viewing aperture was seted up to observation pipe (25) surface and preceding terminal surface, the rear end of reinforcement frame (27) and the preceding terminal surface fixed connection of water tank (1), two are no less than in the quantity setting of reinforcement frame (27).

4. The multi-stage distributed constant pressure irrigation system as claimed in claim 1, wherein: the water tank (1) further comprises a plurality of tank covers (2) movably mounted on the upper end face and a bottom frame (3) arranged on the lower end face, the bottom frame (3) is fixedly connected with the water tank (1), a supporting plate (4) extends from the lower end face of the outer surface of the water tank (1) corresponding to the water pump (5), the supporting plate (4) is fixedly connected with the water pump (5), and the water pumping end of the water pump (5) is connected with a water pumping pipe (6) which is led into the inner side of the water tank (1).