CN212381687U - Center supporting shaft type irrigation device - Google Patents

Abstract

The utility model discloses a central supporting shaft type irrigation device, which comprises a fixed supporting frame, a bearing seat, a main pipeline, an interval adjusting rope, a height adjusting rope, a guide plate I, more than 2 height adjusting and distance adjusting mechanisms, more than 2 spray heads, a rope bundle fixing plate I, a guide plate II, a supporting rod, a travelling wheel, a rope bundle fixing plate II and a spray head hose; the device has simple structure, and the space adjusting components of different spray heads are arranged by utilizing the rope and the pre-tightening spring, so that a user can conveniently adjust the space between different spray heads, and the problem of fixed applicability of the space between the existing spray irrigation spray heads is solved; the height adjusting components of different spray heads are arranged by utilizing the rope bundles and the circumferential pre-tightening springs, so that the heights of the different spray heads can be conveniently adjusted by a user, and the requirements of water-fertilizer-pesticide spraying of crops in different planting stages and in multiple crop relay intercropping modes are met; the applicability is strong, and the method is suitable for industrial production and market popularization and application.

Description

Center supporting shaft type irrigation device

Technical Field

The utility model belongs to agricultural irrigation equips the field, concretely relates to center pivot formula irrigation equipment of adjustable shower nozzle interval and height is applicable to the sprinkling irrigation equipment that irrigation area is great, the crop planting type is many, the user nature controlled is strong.

Background

China is a big agricultural country, and the agricultural water consumption accounts for 80% of the total water consumption, wherein most of the agricultural water consumption is used for irrigation of crops, but irrigation equipment of our country has a larger gap compared with developed countries; as a main form of modern irrigation technology, spray irrigation and micro-irrigation have been applied in China for more than 40 years, particularly for more than 10 years, and the spray irrigation and micro-irrigation technology in China enters a rapid development period. The micro-irrigation area increases at a rate of 27% per year, and has increased to 527 ten thousand hm in 2015²World rank first; the spray irrigation area is also rapidly increased and reaches 373 ten thousand hm in 2015²。

At present, the contradiction between the continuous improvement of the irrigation engineering equipment level and the relative lag of the irrigation management level in China is more obvious, and the problems of low water and fertilizer utilization rate of farmlands, non-point source pollution risks caused by the low water and fertilizer utilization rate and the like are still continuously aggravated. The fertilizer dosage in China is still high, the application amount of the homogenized fertilizer per mu of crops is 21.9 kg, which is 2.6 times of that in the United states, 2.5 times of that in the European Union, and the ecological environment problems such as non-point source pollution and the like are becoming serious. The method aims at developing the requirements of intensification and precision of modern irrigation agriculture, improves the research scale of the spraying and micro-irrigation technology, overcomes the influence of spatial variation of soil and environmental parameters, breaks through the technical problems in large-scale spraying and micro-irrigation system design and water and fertilizer management, and becomes a key factor for further playing the water and fertilizer regulation and control advantages of the spraying and micro-irrigation technology, promoting the agriculture modernization of China and realizing the agricultural production mode conversion.

In actual farming in-process, because the difference of the different growth periods plant height of agricultural crop to and the planting of different month crops is inconsistent, consequently the shower nozzle that needs sprinkling irrigation equipment can adjust the interval between height and the adjacency, highly can directly spray irrigation liquid manure medicine to the crop leaf surface according to the different growth periods crop height come adjusting spray nozzle, reduce the drift loss that causes because of the wind, and then improve agricultural irrigation liquid manure medicine utilization efficiency. Meanwhile, the plant spacing and the row spacing between the crops in different planting seasons are different, and the adjustment of the adjacent horizontal distance of the spray head can meet the sprinkling irrigation requirements of different crops in different planting seasons. The height and the adjacent distance of the spray heads of the existing center fulcrum type sprinkling irrigation equipment in China are fixed, so that the utilization efficiency of water, fertilizer and pesticide and the applicability of the device are reduced to a certain extent.

At present, the device capable of adjusting the height and the distance of the spray head is less, the structure is complex, the cost is high, the device is not suitable for long-time application in the actual agricultural planting process, and the actual requirement of most agricultural users on low cost of products is difficult to meet.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a center pivot axle type irrigation equipment of adjustable shower nozzle interval and height, at actual large-scale agricultural irrigation in-process, there is the condition of a large number of fertigation application of medicine, but roughly divide into two kinds of circumstances, it is the inconsistent plant height of same kind of crop in different growth periods first, thereby the irrigation that leads to the sprinkling irrigation, fertilize, the application of medicine receives the influence of wind speed easily and produces the drift loss, make fertigation liquid medicine be difficult to directly reach crop blade surface, so need adjust the height of the different growth period shower nozzles of crop and solve this problem. In the second situation, the heights of crop plants at different positions are different due to the agricultural relay intercropping mode on the same land, and the distance between the spray heads needs to be adjusted in order to improve the utilization efficiency of water, fertilizer and pesticide for sprinkling irrigation in the relay intercropping mode. Based on this the utility model discloses the height control of these two kinds of condition can be realized to the center pivot axle formula irrigation equipment of adjustable shower nozzle interval and height.

The utility model discloses a center fulcrum shaft type irrigation device, which comprises a fixed support frame, a bearing seat, a main pipeline, an interval adjusting rope, a height adjusting rope, a guide plate I, more than 2 height and distance adjusting mechanisms, more than 2 spray heads, a rope bundle fixing plate I, a guide plate II, a support rod, a walking wheel, a rope bundle fixing plate II and a spray head hose; the bearing block is fixed at the top of the fixed support frame, the travelling wheel is installed in the travelling wheel support frame, the lower end of the support rod is fixed on the travelling wheel support frame, one end of the main pipeline is arranged in the bearing block through a bearing and is communicated with a water source through a pump, and the other end of the main pipeline is a closed end and is arranged at the top of the support rod; more than 2 height-adjusting and distance-adjusting mechanisms are arranged on the main pipeline at intervals, one end of each distance-adjusting rope more than 2 is connected to the rope bundle fixing plate I, and the other end of each distance-adjusting rope penetrates through the guide plate I and is connected with more than 2 height-adjusting and distance-adjusting mechanisms respectively; one end of more than 2 height adjusting ropes is connected to the rope bundle fixing plate II, and the other end of the height adjusting ropes penetrates through the guide plate II to be connected with more than 2 height adjusting and distance adjusting mechanisms respectively; the nozzle is arranged at one end of the nozzle hose, and the other end of the nozzle hose is connected to the main pipeline through the height and distance adjusting mechanism and communicated with the main pipeline.

The height and distance adjusting mechanism comprises a pulley disc, a pulley disc mounting bracket, a pre-tightening spring, a spring fixing seat, a pulley disc shaft, a rope bundle support, a circumferential pre-tightening spring mounting seat and a boss; the boss is fixed on the main pipeline, the spring fixing seat is fixed on the main pipeline and is positioned on one side of the boss, and the rope bundle support is fixed on the main pipeline and is positioned on the other side of the boss; the pulley plate mounting bracket is sleeved on the main pipeline, and the upper end of the pulley plate mounting bracket is arranged on the boss and matched with the boss and moves left and right along the boss; pretension spring one end is fixed on the spring fixing base, the other end is fixed on pulley disc installing support, the other end and the pulley disc installing support of interval regulation rope link firmly, the pulley disc passes through the pulley disc axle and sets up at pulley disc installing support lower extreme, circumference pretension spring suit is epaxial and is located the pulley disc outside at the pulley disc, circumference pretension spring one end links firmly with the pulley disc axle, the other end is fixed on circumference pretension spring mount pad, circumference pretension spring mount pad is fixed on pulley disc installing support lower extreme, altitude mixture control rope other end is connected and is twined in pulley disc axle one and serve, the winding of shower nozzle hose is on the pulley disc.

The fixed support frame is a triangular support.

The rope support is a triangular support plate, and a support groove is formed in the top of the support plate.

In the actual operation process, the fixed support frame is fixed on the ground, and the support rod on the fixed support frame is driven to rotate around the axis of the main pipeline under the action of external force by combining with the bearing seat walking wheel; in the initial state, the pre-tightening spring and the circumferential pre-tightening spring are both in a normal state without acting force, the spray head hose is wound on the pulley plate, and the spray head is in a high position; when the distance between the spray heads needs to be adjusted, the distance adjusting rope is pulled, when the pulling force is larger than the pulling force of a pre-tightening spring, the pre-tightening spring arranged on a spring fixing seat drives a pulley disc mounting support connected with the pre-tightening spring to move towards the pulling force direction under the action of the pulling force, the movement of the pulley disc mounting support drives a spray head hose and the spray heads on the pulley disc mounting support to move, and one end of the distance adjusting rope is fixed on a rope bundle fixing plate I after the spray heads move to a proper position; when the tension of the spacing adjusting rope is smaller than that of the pre-tightening spring, the pre-tightening spring drives the pulley disc mounting bracket connected with the pre-tightening spring to move in the opposite direction to a preset position under the action of the spring force of the pre-tightening spring, so that the pulley disc mounting bracket moves left and right on the boss, and the purpose of adjusting the spacing between adjacent spray heads can be achieved by adjusting the positions of other spray heads by the same method;

when the height of the sprayer needs to be adjusted, the height adjusting rope is pulled, when the pulling force of the height adjusting rope is greater than the pulling force of the circumferential pre-tightening spring, the wheel disc shaft connected with the height adjusting rope is driven to rotate clockwise, and then the pulley disc fixedly connected with the wheel disc shaft is driven to rotate clockwise, so that the height of the sprayer is reduced until the sprayer reaches the required height, the tail end of the height adjusting rope is fixed on the rope bundle fixing plate II, the height adjusting rope is loosened, when the pulling force of the height adjusting rope is less than the pulling force of the circumferential pre-tightening spring, the pulley disc rotates anticlockwise, the height adjusting rope is wound on the wheel disc shaft anticlockwise, the sprayer hose is wound on the pulley disc, the sprayer moves upwards, the height of the sprayer is adjusted, and the heights of other sprayers can be adjusted by selecting.

The utility model has the advantages that:

1. the device is based on center fulcrum type irrigation, and the distance adjusting components of different spray heads are arranged by using the rope bundles and the pre-tightening springs, so that a user can conveniently adjust the distance between the different spray heads, and the problem of fixed applicability of the distance between the existing spray irrigation spray heads is solved;

2. the device utilizes the rope bundles and the circumferential pre-tightening springs to be provided with the height adjusting parts of different spray heads, so that a user can conveniently adjust the heights of the different spray heads, and the requirements of spraying water, fertilizer and pesticide in different planting stages of crops and various crop relay intercropping modes are met;

3. the adjustment of the distance between the spray heads and the height of the device is realized by adopting independent ropes and pre-tightening springs, the adjustment range of the spray heads and the pre-tightening springs is large, and the adjustment under different working conditions can be well met;

4. compared with the existing device for automatically adjusting the position of the spray head, the method has the advantages that the cost is relatively low, the operability of a user is strong, and the user can accept the method more easily;

5. the device can be suitable for the water, fertilizer and pesticide spray irrigation of different crops in different growth periods, and the device has strong applicability and is suitable for popularization and application.

Drawings

FIG. 1 is a schematic structural diagram of the device of the present invention;

FIG. 2 is a partial schematic structural view of the fixing support frame of the present invention;

FIG. 3 is a schematic view of a part of the structure of the present invention;

FIG. 4 is a schematic view of a part of the structure of the present invention;

fig. 5 is a schematic structural view of the height and distance adjusting mechanism of the present invention;

fig. 6 is a schematic structural view of the distance adjusting part of the present invention;

FIG. 7 is a schematic view of a partial structure of the present invention;

fig. 8 is a schematic structural view of the height adjusting part of the present invention;

fig. 9 is a partial structural schematic view of the wheel disc axle portion of the present invention;

fig. 10 is a partial structural view of the wheel disc axle portion of the present invention;

in the figure: 1-a fixed support frame, 2-a bearing seat, 3-a main pipeline, 4-a spacing adjusting rope, 5-a height adjusting rope, 6-a guide plate I, 7-a pulley disc, 8-a spray head, 9-a rope bundle fixing plate I, 10-a guide plate II, 11-a left support rod, 12-a traveling wheel support, 13-a traveling wheel, 14-a rope bundle fixing plate II, 15-a spray head hose, 16-a pulley disc mounting support, 17-a pre-tightening spring, 18-a spring fixing seat, 19-a pulley disc shaft, 20-a rope bundle support, 21-a circumferential pre-tightening spring, 22-a circumferential pre-tightening spring mounting seat, 23-a boss and 24-a height and distance adjusting mechanism.

Detailed Description

The invention is explained in more detail below with reference to the figures and examples, without limiting the scope of the invention to the details.

Example 1: as shown in fig. 1-10, the center pivot type irrigation device includes a fixed support frame 1, a bearing seat 2, a main pipeline 3, a spacing adjusting rope 4, a height adjusting rope 5, a guide plate i 6, 3 height and distance adjusting mechanisms 24, 3 spray heads 8, a rope bundle fixing plate i 9, a guide plate ii 10, a support rod 11, a traveling wheel 13, a rope bundle fixing plate ii 14 and a spray head hose 15; the bearing seat 2 is welded and fixed on the top of the fixed support frame 1, the walking wheel 13 is installed in the walking wheel bracket 12 through a wheel shaft, the lower end of the support rod 11 is welded and fixed on the walking wheel bracket, a thrust ball bearing is fixed in the bearing seat 2, one end of the main pipeline 3 penetrates through the thrust ball bearing and is connected with the inner ring of the thrust ball bearing, the end of the main pipeline 3 is communicated with a water source through a pump, and the other end of the main pipeline 3 is a closed end and is arranged; 3 height and distance adjusting mechanisms 24 are arranged on the main pipeline 3 at intervals, wherein one of the height and distance adjusting mechanisms 24 comprises a pulley disc 7, a pulley disc mounting bracket 16, a pre-tightening spring 17, a spring fixing seat 18, a pulley disc shaft 19, a rope bundle support 20, a circumferential pre-tightening spring 21, a circumferential pre-tightening spring mounting seat 22 and a boss 23, the boss 23 is welded and fixed on the main pipeline 3, the spring fixing seat 18 is welded on the main pipeline 3 and is positioned on one side of the boss 23, and the rope bundle support 20 is welded and fixed on the main pipeline 3 and is positioned on the other side of the boss 23; the pulley plate mounting bracket 16 is sleeved on the main pipeline 3, and the upper end of the pulley plate mounting bracket is placed on the boss 23, matched with the boss and moved left and right along the boss; one end of a pre-tightening spring 17 is fixed on the spring fixing seat 18, and the other end of the pre-tightening spring is fixed at the upper end of the pulley plate mounting bracket 16; the pulley disc shaft 19 is arranged at the lower end of the pulley disc mounting bracket 16 through a bearing, the pulley disc 7 is fixed at one end of the pulley disc shaft 19 and is positioned at the lower end of the pulley disc mounting bracket 16, the circumferential pre-tightening spring 21 is sleeved on the pulley disc shaft 19 and is positioned at the outer side of the pulley disc 7, one end of the circumferential pre-tightening spring 21 is fixedly connected with the pulley disc shaft 19, the other end of the circumferential pre-tightening spring is fixed on the circumferential pre-tightening spring mounting seat 22, and the circumferential pre-tightening spring mounting seat 22 is fixed at the lower end of; one end of each of the 3 spacing adjusting ropes 4 is connected in a connecting hole on the rope bundle fixing plate I9, and the other end of each of the 3 spacing adjusting ropes passes through the guide plate I6 and is respectively connected with the pulley disc mounting brackets 16 on the 2 height and spacing adjusting mechanisms 24; one end of each of the 3 height adjusting ropes 5 is connected into a connecting hole in the rope bundle fixing plate II 14, and the other end of each of the 3 height adjusting ropes passes through the guide plate II 10 and is respectively connected with and wound on wheel disc shafts on the 3 height adjusting and distance adjusting mechanisms 24; the nozzle 8 is installed on one end of the nozzle hose 15, and the other end of the nozzle hose 15 is wound on the pulley plate 7 (the winding direction is opposite to the rotation direction of the pulley plate) and connected to the main pipeline 3 to be communicated with the main pipeline 3.

Example 2 the structure of the device of this example is the same as example 1, except that: the fixed support frame 1 is a triangular support; the rope support 20 is a triangular support plate, and the top of the support plate is provided with a support groove; the main pipeline 3 is provided with 20 height and distance adjusting mechanisms 24, and the number of the height and distance adjusting mechanisms is consistent with that of the distance adjusting ropes 4, the height adjusting ropes 5, the nozzle hoses 15 and the nozzles 8 matched with the height and distance adjusting mechanisms.

In the actual operation process, the fixed support frame 1 is fixed on the ground, and a support rod 11 on the fixed support frame is driven to rotate around the axis of the main pipeline 3 under the action of external force by combining with a travelling wheel 13 of a bearing seat 2; in the initial state, the pre-tightening spring 17 and the circumferential pre-tightening spring 21 are both in a normal state without acting force, the nozzle hose 15 is wound on the pulley plate 7, and the nozzle 8 is in a high position; when the distance between the spray heads needs to be adjusted, the distance adjusting rope 4 is pulled, when the pulling force is larger than the pulling force of the pre-tightening spring 17, the pre-tightening spring arranged on the spring fixing seat 18 drives the pulley disc mounting bracket 16 connected with the pre-tightening spring to move towards the pulling force direction under the action of the pulling force, the pulley disc mounting bracket 16 moves to drive the pulley disc 7 on the pulley disc mounting bracket to move, the pulley disc moves to drive the spray head hose 15 and the spray head 8 on the pulley disc mounting bracket to move, and one end of the distance adjusting rope is fixed on the rope bundle fixing plate I9 after the spray head moves to a proper position; when the tension of the spacing adjusting rope is smaller than that of the pre-tightening spring, the pre-tightening spring drives the pulley disc mounting bracket connected with the pre-tightening spring to move in the opposite direction to a preset position under the action of the spring force of the pre-tightening spring, so that the pulley disc mounting bracket 16 moves left and right on the boss 23, and the purpose of adjusting the spacing between adjacent spray heads can be achieved by adjusting the positions of other spray heads by the same method;

when the height of the sprayer needs to be adjusted, the height adjusting rope 5 is pulled, when the pulling force of the height adjusting rope is greater than the pulling force of the circumferential pre-tightening spring 21, the wheel disc shaft 19 connected with the height adjusting rope is driven to rotate clockwise, and then the pulley disc 7 fixedly connected with the wheel disc shaft is driven to rotate clockwise, so that the height of the sprayer 8 is reduced until the sprayer reaches the required height, the tail end of the height adjusting rope 5 is fixed on the rope bundle fixing plate II 14, the height adjusting rope is loosened, when the pulling force of the height adjusting rope is less than the pulling force of the circumferential pre-tightening spring, the pulley disc 7 rotates anticlockwise, the height adjusting rope winds on the wheel disc shaft 19 anticlockwise, the sprayer hose 15 also winds on the pulley disc 7, the sprayer moves upwards, the height of the sprayer is adjusted, and different height adjusting ropes are selected by the same method to adjust.

Claims (4)

1. A center pivot type irrigation device is characterized in that: the device comprises a fixed support frame (1), a bearing seat (2), a main pipeline (3), an interval adjusting rope (4), a height adjusting rope (5), a guide plate I (6), more than 2 height and distance adjusting mechanisms (24), more than 2 spray heads (8), a rope bundle fixing plate I (9), a guide plate II (10), a support rod (11), a travelling wheel (13), a rope bundle fixing plate II (14) and a spray head hose (15); the bearing seat (2) is fixed at the top of the fixed support frame (1), the walking wheels (13) are installed in a walking wheel support (12), the lower end of the support rod (11) is fixed on the walking wheel support, one end of the main pipeline (3) is arranged in the bearing seat (2) through a bearing and communicated with a water source through a pump, and the other end of the main pipeline (3) is a closed end and is arranged at the top of the support rod (11); more than 2 height-adjusting and distance-adjusting mechanisms are arranged on the main pipeline (3) at intervals, one end of more than 2 distance-adjusting ropes (4) is connected to the rope bundle fixing plate I (9), and the other end of each distance-adjusting rope penetrates through the guide plate I (6) and is connected with more than 2 height-adjusting and distance-adjusting mechanisms respectively; one end of more than 2 height adjusting ropes (5) is connected to the rope bundle fixing plate II (14), and the other end of each height adjusting rope penetrates through the guide plate II (10) to be respectively connected with more than 2 height adjusting and distance adjusting mechanisms; the spray head (8) is arranged at one end of the spray head hose (15), and the other end of the spray head hose (15) is connected to the main pipeline (3) through the height and distance adjusting mechanism and communicated with the main pipeline.

2. The center-supported irrigation device as claimed in claim 1, wherein: the height and distance adjusting mechanism (24) comprises a pulley disc (7), a pulley disc mounting bracket (16), a pre-tightening spring (17), a spring fixing seat (18), a pulley disc shaft (19), a rope support (20), a circumferential pre-tightening spring (21), a circumferential pre-tightening spring mounting seat (22) and a boss (23); the boss (23) is fixed on the main pipeline (3), the spring fixing seat (18) is fixed on the main pipeline (3) and is positioned on one side of the boss (23), and the rope bundle support (20) is fixed on the main pipeline (3) and is positioned on the other side of the boss (23); the pulley plate mounting bracket (16) is sleeved on the main pipeline (3), and the upper end of the pulley plate mounting bracket is arranged on the boss (23), is matched with the boss and moves left and right along the boss; pretension spring (17) one end is fixed on spring fixing base (18), the other end is fixed in pulley plate installing support (16) upper end, the other end and pulley plate installing support (16) of interval regulation rope (4) link firmly, pulley plate (7) set up at pulley plate installing support (16) lower extreme through pulley plate axle (19), circumference pretension spring (21) suit is on pulley plate axle (19) and is located the pulley plate (7) outside, circumference pretension spring (21) one end links firmly with pulley plate axle (19), the other end is fixed on circumference pretension spring mount pad (22), circumference pretension spring mount pad (22) are fixed on pulley plate installing support (16) lower extreme, height regulation rope (5) other end is connected and is twined on pulley plate axle (19) one end, shower nozzle hose (15) twines on pulley plate (7).

3. The center-supported irrigation device as claimed in claim 1, wherein: the fixed support frame (1) is a triangular support.

4. The center-supported irrigation device as claimed in claim 1, wherein: the rope support (20) is a triangular support plate, and the top of the support plate is provided with a support groove.

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