Spraying range adjusting device for farmland irrigation spray head

Abstract

The utility model relates to the technical field of farm irrigation, in particular to a farm irrigation sprayer spraying range adjusting device which facilitates reciprocating spraying of crops, facilitates adjustment of the spraying range and improves practicability. Comprising a water supply vertical pipe; the irrigation mechanism is installed on the reciprocating mechanism, the reciprocating driving mechanism is installed on the reciprocating mechanism, the total driving mechanism is installed on the reciprocating driving mechanism, the rebound mechanism is installed on the reciprocating mechanism, and the total driving mechanism is installed on the total driving mechanism. The reciprocating mechanism is driven by the reciprocating driving mechanism to adjust the spraying range in a reciprocating mode, crops are sprayed through the irrigation mechanism, the reciprocating mechanism can adjust the reciprocating spraying range conveniently, the total driving mechanism provides power for the reciprocating driving mechanism, and the rebound mechanism assists the reciprocating mechanism in rebounding.

Description

Technical Field

[0001] The utility model relates to the technical field of farmland irrigation, in particular to a device for adjusting the spraying range of a farmland irrigation sprinkler head. Background Art

[0002] During the growth process of crops, irrigation, spraying pesticides and other operations are required. Farmers need to use different equipment during irrigation and spraying pesticides, which makes the labor intensity of farmers relatively large and the efficiency relatively poor; especially when spraying pesticides, farmers need to carry a pesticide spraying machine and walk while spraying pesticides among the crops. On the one hand, it makes the labor intensity of farmers relatively large; on the other hand, when farmers walk among the crops, they may accidentally step on the crops, affecting the growth of the crops.

[0003] The existing farmland irrigation, such as the prior art with the application number CN201811052967.9, includes a base, a water tank, rollers, a "T"-shaped groove, an electric stirrer, a horizontal pipe, a sprinkler hose, a chute and a slider, etc. The end of the horizontal pipe can be fixed at a certain horizontal height by sliding the slider left and right, which is convenient to use; a clearance clearing mechanism is arranged on the side of the water tank, which can block the crop branches and leaves in front of the farmland irrigation and spraying device to both sides, making the device move more smoothly.

[0004] However, the prior art is not convenient for adjusting the spraying range, resulting in reduced practicability. Summary of the Utility Model

[0005] In order to solve the above technical problems, the utility model provides a device for adjusting the spraying range of a farmland irrigation sprinkler head, which is convenient for reciprocating spraying of crops, convenient for adjusting the spraying range, and improves practicability.

[0006] A device for adjusting the spraying range of a farmland irrigation sprinkler head of the utility model includes a water delivery riser pipe; it further includes a reciprocating mechanism, an irrigation mechanism, a reciprocating driving mechanism, a total driving mechanism and a rebound mechanism. The irrigation mechanism is installed on the reciprocating mechanism, the reciprocating driving mechanism is installed on the reciprocating mechanism, the total driving mechanism is installed on the reciprocating driving mechanism, and the rebound mechanism is installed on the reciprocating mechanism. The reciprocating driving mechanism drives the reciprocating mechanism to reciprocally adjust the spraying range, the irrigation mechanism sprays the crops, the reciprocating mechanism is convenient for adjusting the reciprocating spraying range, the total driving mechanism provides power for the reciprocating driving mechanism, and the rebound mechanism assists the reciprocating mechanism to rebound; the reciprocating driving mechanism drives the reciprocating mechanism to reciprocally adjust the spraying range, improving practicability, the irrigation mechanism sprays the crops, the reciprocating mechanism is convenient for adjusting the reciprocating spraying range, improving practicability, the total driving mechanism provides power for the reciprocating driving mechanism, and the rebound mechanism assists the reciprocating mechanism to rebound, improving the quality of reciprocating spraying.

[0007] Preferably, the reciprocating mechanism includes a sliding sleeve, a plurality of rotating arms, a plurality of first threaded rods, a plurality of second threaded rods, and a plurality of left - right threaded sleeves. The sliding sleeve is slidably mounted on the outer wall of the water - supply riser through a guide bar. One end of each of the plurality of rotating arms is rotatably mounted on the water - supply riser. One end of each of the plurality of first threaded rods is rotatably mounted on the sliding sleeve. One end of each of the plurality of second threaded rods is rotatably mounted on the rotating arm. The two ends inside the left - right threaded sleeve are provided with threads in opposite directions. The first threaded rod and the second threaded rod are respectively engaged with the threads in opposite directions at the two ends inside the left - right threaded sleeve. The irrigation water is transported through the water - supply riser. The sliding sleeve slides on the water - supply riser, causing the first threaded rod, the second threaded rod, and the left - right threaded sleeve to pull the rotating arm to rotate on the water - supply riser, thereby driving the irrigation mechanism to spray reciprocally and improving the spraying quality. By rotating the left - right threaded sleeve, since the thread directions at the two ends inside the left - right threaded sleeve are opposite, the first threaded rod and the second threaded rod move relative to each other, thereby adjusting the overall length of the first threaded rod, the second threaded rod, and the left - right threaded sleeve, and thus realizing the adjustment of the irrigation spraying range.

[0008] Preferably, the irrigation mechanism includes a spraying pipe, a nozzle, and a water pipe. The spraying pipe is mounted at the other end of the rotating arm. The nozzle is mounted on the spraying pipe. One end of the water pipe is mounted on the spraying pipe, and the other end of the water pipe is mounted on the water - supply riser. The water pipe is in internal communication with the water - supply riser. The water in the water - supply riser enters the spraying pipe through the water pipe and is then sprayed out through the nozzle to complete irrigation.

[0009] Preferably, the reciprocating drive mechanism includes a rotating sleeve, a wavy surface, a connecting column, and a ball. The rotating sleeve is rotatably mounted on the outer wall of the water - supply riser. The top of the rotating sleeve is provided with a wavy surface. The connecting column is mounted at the bottom of the sliding sleeve. The ball is mounted at the bottom of the connecting column. With the assistance of the spring - back mechanism, the ball contacts the wavy surface. By turning on the main drive mechanism to drive the rotating sleeve to rotate, the wavy surface rotates relative to the sliding sleeve. Then, the ball rolls on the wavy surface. With the elastic assistance of the spring - back mechanism, the sliding sleeve reciprocally slides on the water - supply riser, causing the first threaded rod, the second threaded rod, and the left - right threaded sleeve to pull the rotating arm to rotate on the water - supply riser, thereby driving the nozzle to spray reciprocally and improving the spraying quality.

[0010] Preferably, the total driving mechanism includes a mounting plate, a return spring, and a driving gear. The toothed ring is mounted on the outer wall of the rotating sleeve. The motor is mounted on the outer wall of the water delivery riser through a motor bracket. The driving gear is mounted on the output end of the motor, and the driving gear meshes with the toothed ring. With the assistance of the return mechanism, the ball contacts the wavy surface. By turning on the motor to drive the driving gear to rotate, and then driving the rotating sleeve to rotate through the meshing relationship, the wavy surface rotates relative to the sliding sleeve. Then, the ball rolls on the wavy surface, and with the elastic assistance of the return mechanism, the sliding sleeve reciprocates on the water delivery riser. Thus, the first threaded rod, the second threaded rod, and the reverse-threaded sleeve pull the rotating arm to rotate on the water delivery riser, and then drive the nozzle to spray reciprocally, improving the spraying quality.

[0011] Preferably, the return mechanism includes two mounting plates and a return spring. The two mounting plates are respectively mounted on the sliding sleeve and the water delivery riser, and the return spring connects the two mounting plates. With the elastic assistance of the return spring, the ball contacts the wavy surface. By turning on the motor to drive the driving gear to rotate, and then driving the rotating sleeve to rotate through the meshing relationship, the wavy surface rotates relative to the sliding sleeve. Then, the ball rolls on the wavy surface, and with the elastic assistance of the return spring, the sliding sleeve reciprocates on the water delivery riser. Thus, the first threaded rod, the second threaded rod, and the reverse-threaded sleeve pull the rotating arm to rotate on the water delivery riser, and then drive the nozzle to spray reciprocally, improving the spraying quality.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows: The reciprocating driving mechanism drives the reciprocating mechanism to reciprocally adjust the spraying range, improving the practicability. The irrigation mechanism sprays the crops, and the reciprocating mechanism is convenient for adjusting the reciprocating spraying range, improving the practicability. The total driving mechanism provides power for the reciprocating driving mechanism, and the return mechanism assists the reciprocating mechanism to rebound, improving the reciprocating spraying quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is the first axonometric structure schematic diagram of the present utility model;

[0014] Figure 2 is the second axonometric structure schematic diagram of the present utility model;

[0015] Figure 3 is the third axonometric structure schematic diagram of the present utility model;

[0016] Figure 4 is the fourth axonometric structure schematic diagram of the present utility model;

[0017] Figure 5 is the fifth axonometric structure schematic diagram of the present utility model;

[0018] Figure 6 is the physical schematic diagram of 16 in the present utility model;

[0019] Reference numerals in the drawings: 01, reciprocating mechanism; 11, water supply riser; 12, sliding sleeve; 13, rotating arm; 14, first threaded rod; 15, second threaded rod; 16, left - right hand threaded sleeve; 02, irrigation mechanism; 21, spraying pipe; 22, nozzle; 23, water pipe; 03, reciprocating drive mechanism; 31, rotating sleeve; 32, wavy surface; 33, connecting column; 34, ball; 04, total drive mechanism; 41, gear ring; 42, motor; 43, drive gear; 05, spring - back mechanism; 51, mounting plate; 52, spring - back spring. Detailed implementation mode

[0020] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

[0021] Embodiment 1

[0022] As Figures 1 to 5 shown, a device for adjusting the spraying range of a farmland irrigation nozzle includes a water supply riser 11, and also includes a reciprocating mechanism 01, an irrigation mechanism 02, a reciprocating drive mechanism 03, a total drive mechanism 04 and a spring - back mechanism 05. The irrigation mechanism 02 is installed on the reciprocating mechanism 01, the reciprocating drive mechanism 03 is installed on the reciprocating mechanism 01, the total drive mechanism 04 is installed on the reciprocating drive mechanism 03, and the spring - back mechanism 05 is installed on the reciprocating mechanism 01;

[0023] The reciprocating drive mechanism 03 drives the reciprocating mechanism 01 to reciprocally adjust the spraying range, the irrigation mechanism 02 sprays the crops, the reciprocating mechanism 01 facilitates the adjustment of the reciprocating spraying range, the total drive mechanism 04 provides power for the reciprocating drive mechanism 03, and the spring - back mechanism 05 assists the reciprocating mechanism 01 to spring back;

[0024] The reciprocating mechanism 01 includes a sliding sleeve 12, a plurality of rotating arms 13, a plurality of first threaded rods 14, a plurality of second threaded rods 15 and a plurality of left - right hand threaded sleeves 16. The sliding sleeve 12 is slidably installed on the outer wall of the water supply riser 11 through a guide bar. One end of a plurality of rotating arms 13 is rotatably installed on the water supply riser 11. One end of a plurality of first threaded rods 14 is rotatably installed on the sliding sleeve 12. One end of a plurality of second threaded rods 15 is rotatably installed on the rotating arm 13. The two ends inside the left - right hand threaded sleeve 16 are provided with threads in opposite directions. The first threaded rod 14 and the second threaded rod 15 are respectively engaged with the threads in opposite directions at the two ends inside the left - right hand threaded sleeve 16;

[0025] The irrigation mechanism 02 includes a sprinkler pipe 21, a sprinkler head 22, and a water pipe 23. The sprinkler pipe 21 is installed at the other end of the rotating arm 13. The sprinkler head 22 is installed on the sprinkler pipe 21. One end of the water pipe 23 is installed on the sprinkler pipe 21, and the other end of the water pipe 23 is installed on the water delivery riser 11. The water pipe 23 is in internal communication with the water delivery riser 11;

[0026] The irrigation water is transported through the water delivery riser 11. By sliding the sliding sleeve 12 on the water delivery riser 11, the first threaded rod 14, the second threaded rod 15, and the reverse-thread sleeve 16 pull the rotating arm 13 to rotate on the water delivery riser 11, thereby driving the irrigation mechanism 02 to spray back and forth, improving the spraying quality. By rotating the reverse-thread sleeve 16, since the thread directions at both ends inside the reverse-thread sleeve 16 are opposite, the first threaded rod 14 and the second threaded rod 15 move relative to each other, thereby adjusting the overall length of the first threaded rod 14, the second threaded rod 15, and the reverse-thread sleeve 16, so as to realize the adjustment of the irrigation spraying range. The water in the water delivery riser 11 enters the sprinkler pipe 21 through the water pipe 23, and then is sprayed out through the sprinkler head 22 to complete the irrigation.

[0027] Embodiment 2

[0028] As Figures 1 to 5 shown, a device for adjusting the spraying range of a farmland irrigation sprinkler head includes a water delivery riser 11, and also includes a reciprocating mechanism 01, an irrigation mechanism 02, a reciprocating driving mechanism 03, a total driving mechanism 04, and a spring-back mechanism 05. The irrigation mechanism 02 is installed on the reciprocating mechanism 01, the reciprocating driving mechanism 03 is installed on the reciprocating mechanism 01, the total driving mechanism 04 is installed on the reciprocating driving mechanism 03, and the spring-back mechanism 05 is installed on the reciprocating mechanism 01;

[0029] The reciprocating driving mechanism 03 drives the reciprocating mechanism 01 to reciprocally adjust the spraying range. The irrigation mechanism 02 sprays the crops. The reciprocating mechanism 01 is convenient for adjusting the reciprocating spraying range. The total driving mechanism 04 provides power for the reciprocating driving mechanism 03, and the spring-back mechanism 05 assists the reciprocating mechanism 01 to spring back;

[0030] The reciprocating mechanism 01 includes a sliding sleeve 12, a plurality of rotating arms 13, a plurality of first threaded rods 14, a plurality of second threaded rods 15, and a plurality of reverse-thread sleeves 16. The sliding sleeve 12 is slidably installed on the outer wall of the water delivery riser 11 through a guide bar. One end of the plurality of rotating arms 13 is rotatably installed on the water delivery riser 11. One end of the plurality of first threaded rods 14 is rotatably installed on the sliding sleeve 12. One end of the plurality of second threaded rods 15 is rotatably installed on the rotating arm 13. The two ends inside the reverse-thread sleeve 16 are provided with threads in opposite directions. The first threaded rod 14 and the second threaded rod 15 are respectively engaged with the threads in opposite directions at the two ends inside the reverse-thread sleeve 16;

[0031] The reciprocating drive mechanism 03 includes a rotating sleeve 31, a wavy surface 32, a connecting column 33 and a ball 34. The rotating sleeve 31 is rotatably mounted on the outer wall of the water supply riser 11. The top of the rotating sleeve 31 is provided with a wavy surface 32. The connecting column 33 is mounted at the bottom end of the sliding sleeve 12. The ball 34 is mounted at the bottom end of the connecting column 33;

[0032] The total drive mechanism 04 includes a mounting plate 51, a return spring 52 and a drive gear 43. The toothed ring 41 is mounted on the outer wall of the rotating sleeve 31. The motor 42 is mounted on the outer wall of the water supply riser 11 through a motor bracket. The drive gear 43 is mounted on the output end of the motor 42. The drive gear 43 meshes with the toothed ring 41;

[0033] The return mechanism 05 includes two mounting plates 51 and a return spring 52. The two mounting plates 51 are respectively mounted on the sliding sleeve 12 and the water supply riser 11. The return spring 52 connects the two mounting plates 51;

[0034] With the assistance of the elasticity of the return spring 52, the ball 34 is brought into contact with the wavy surface 32. By turning on the motor 42 to drive the drive gear 43 to rotate, and then driving the rotating sleeve 31 to rotate through the meshing relationship, thereby making the wavy surface 32 rotate relative to the sliding sleeve 12. Further, the ball 34 rolls on the wavy surface 32. With the elastic assistance of the return spring 52, the sliding sleeve 12 reciprocally slides on the water supply riser 11, thereby causing the first threaded rod 14, the second threaded rod 15 and the reverse-threaded sleeve 16 to pull the rotating arm 13 to rotate on the water supply riser 11, and then driving the nozzle 22 to spray reciprocally, improving the spraying quality.

[0035] Such as Figures 1 to 6As shown in the figure, a device for adjusting the spraying range of a farmland irrigation sprinkler of the present utility model, during operation, transports irrigation water through the water supply riser 11. The sliding sleeve 12 slides on the water supply riser 11, causing the first threaded rod 14, the second threaded rod 15, and the left - right threaded sleeve 16 to pull the rotating arm 13 to rotate on the water supply riser 11, thereby driving the irrigation mechanism 02 to spray reciprocally, improving the spraying quality. By rotating the left - right threaded sleeve 16, since the thread directions at both ends inside the left - right threaded sleeve 16 are opposite, the first threaded rod 14 and the second threaded rod 15 move relative to each other, thereby adjusting the overall length of the first threaded rod 14, the second threaded rod 15, and the left - right threaded sleeve 16, and thus realizing the adjustment of the irrigation spraying range. The water in the water supply riser 11 enters the spraying pipe 21 through the water pipe 23, and then is sprayed out through the nozzle 22 to complete irrigation. With the assistance of the elasticity of the return spring 52, the ball 34 contacts the wavy surface 32. By turning on the motor 42 to drive the driving gear 43 to rotate, and then driving the rotating sleeve 31 to rotate through the meshing relationship, the wavy surface 32 rotates relative to the sliding sleeve 12. Then, the ball 34 rolls on the wavy surface 32, and with the elastic assistance of the return spring 52, the sliding sleeve 12 slides reciprocally on the water supply riser 11, causing the first threaded rod 14, the second threaded rod 15, and the left - right threaded sleeve 16 to pull the rotating arm 13 to rotate on the water supply riser 11, thereby driving the nozzle 22 to spray reciprocally, improving the spraying quality.

[0036] The motor 42 of the present utility model is purchased on the market. Technical personnel in this industry only need to install and operate it according to the attached operation manual, without the need for creative labor from technical personnel in this field.

[0037] The main functions achieved by the present utility model are: during the farmland irrigation process, it is convenient to spray crops reciprocally, and it is also convenient to adjust the spraying range, improving the practicability.

[0038] The above - mentioned are only the preferred embodiments of the present utility model. It should be noted that for ordinary technical personnel in the technical field, without departing from the technical principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. An adjustment device for the spraying range of a farmland irrigation nozzle, comprising a water delivery riser pipe (11); characterized in that, It also includes a reciprocating mechanism (01), an irrigation mechanism (02), a reciprocating drive mechanism (03), a main drive mechanism (04) and a spring-back mechanism (05). The irrigation mechanism (02) is installed on the reciprocating mechanism (01), the reciprocating drive mechanism (03) is installed on the reciprocating mechanism (01), the main drive mechanism (04) is installed on the reciprocating drive mechanism (03), and the spring-back mechanism (05) is installed on the reciprocating mechanism (01). The reciprocating drive mechanism (03) drives the reciprocating mechanism (01) to reciprocally adjust the spraying range, and the crops are sprayed through the irrigation mechanism (02). The reciprocating mechanism (01) facilitates the adjustment of the reciprocating spraying range. The main drive mechanism (04) provides power for the reciprocating drive mechanism (03), and the spring-back mechanism (05) assists the reciprocating mechanism (01) to spring back.

2. The device for adjusting the spraying range of a farmland irrigation sprinkler according to claim 1, characterized in that, The reciprocating mechanism (01) includes a sliding sleeve (12), a plurality of rotating arms (13), a plurality of first threaded rods (14), a plurality of second threaded rods (15) and a plurality of positive and negative thread sleeves (16). The sliding sleeve (12) is slidably installed on the outer wall of the water delivery riser (11) through a guide bar. One end of each of the plurality of rotating arms (13) is rotatably installed on the water delivery riser (11). One end of each of the plurality of first threaded rods (14) is rotatably installed on the sliding sleeve (12). One end of each of the plurality of second threaded rods (15) is rotatably installed on the rotating arm (13). Threads in opposite directions are provided at both ends inside the positive and negative thread sleeve (16), and the first threaded rod (14) and the second threaded rod (15) are respectively engaged with the threads in opposite directions at both ends inside the positive and negative thread sleeve (16).

3. The device for adjusting the spraying range of a farmland irrigation sprinkler according to claim 2, characterized in that, The irrigation mechanism (02) includes a spraying pipe (21), a nozzle (22) and a water pipe (23). The spraying pipe (21) is installed at the other end of the rotating arm (13). The nozzle (22) is installed on the spraying pipe (21). One end of the water pipe (23) is installed on the spraying pipe (21), and the other end of the water pipe (23) is installed on the water delivery riser (11). The water pipe (23) is in communication with the inside of the water delivery riser (11).

4. The farmland irrigation sprinkler spraying range adjustment device according to claim 2, characterized in that The reciprocating drive mechanism (03) includes a rotating sleeve (31), a wave surface (32), a connecting column (33) and a ball (34). The rotating sleeve (31) is rotatably installed on the outer wall of the water delivery riser (11). A wave surface (32) is provided at the top end of the rotating sleeve (31). The connecting column (33) is installed at the bottom end of the sliding sleeve (12), and the ball (34) is installed at the bottom end of the connecting column (33).

5. The farmland irrigation sprinkler spraying range adjustment device according to claim 4, characterized in that, The main drive mechanism (04) includes a mounting plate (51), a spring-back spring (52) and a drive gear (43). A toothed ring (41) is installed on the outer wall of the rotating sleeve (31). The motor (42) is installed on the outer wall of the water delivery riser (11) through a motor bracket. The drive gear (4) is installed on the output end of the motor (42), and the drive gear (43) meshes with the toothed ring (41).

6. The adjusting device for the spraying range of a farmland irrigation nozzle according to claim 2, wherein, The spring-back mechanism (05) includes two mounting plates (51) and a spring-back spring (52). The two mounting plates (51) are respectively installed on the sliding sleeve (12) and the water delivery riser (11), and the spring-back spring (52) connects the two mounting plates (51).

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