Movable sprinkling irrigation device

Abstract

The utility model discloses a movable sprinkling irrigation device which comprises a walking vehicle. The water pipe pre-fixing assembly is arranged on the walking vehicle, at least one water pipe fixing position is arranged on the water pipe pre-fixing assembly, and a water pipe is detachably fixed to the fixing position in a penetrating mode; a mounting frame is arranged on the height adjusting assembly; the at least one angle adjusting assembly is arranged on the mounting frame, a spray head connector is arranged at the rotating end of the angle adjusting assembly, and one end of the spray head connector is detachably communicated with the water outlet end of the water pipe; the water inlet end of the spray head is detachably communicated with the other end of the spray head joint. The spray irrigation device can drive the spray head to move to a fruit tree area needing spray irrigation, the fixing firmness of the water pipe is enhanced, the influence of shaking on spray irrigation of the spray head is reduced, the spray head is located at a proper height position so as to be matched with fruit trees at different growth stages (different heights), and the spraying direction of the spray head is adjusted so as to meet the requirements of more irregular fruit tree planting areas.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural sprinkling irrigation equipment technical field more specifically, the utility model relates to a mobile sprinkling irrigation device. BACKGROUND

[0002] The sprinkling irrigation device is widely applied in the irrigation and fertilization field of agriculture, gardens and the like, and has the advantages of good spraying effect, higher irrigation efficiency than traditional flooding irrigation, and water resource saving. The prior art usually adopts underground pipeline laying, sets up sprinkling irrigation nozzles at different pipeline positions, and performs sprinkling irrigation, that is, fixed sprinkling irrigation. The fixed sprinkling irrigation has the disadvantages of high cost due to the need of underground pipeline laying, different water requirements and irrigation demands for different fruit trees, and the most important is that the fixed sprinkling irrigation is easy to cause a blind area of sprinkling irrigation and fail to reach the position of sprinkling irrigation for irregular plots or fruit tree areas with different growth potentials. The mobile sprinkling irrigation device in the prior art usually needs a special power structure to pull and move, is suitable for planting areas with large and regular shapes, and is not friendly to some small areas, is difficult to apply, and has high investment cost.

[0003] It is recorded in the authorized announcement No. CN104094816B that "the traditional garden irrigation is only to manually pull a water pipe to a required position, and directly irrigate water, and such extensive irrigation wastes a great amount of water resources, and is not conducive to plant growth. The emerging lawn irrigation device is generally fixed underground pipeline laying, sets up a water spraying device at a fixed position, and is used for irrigating a lawn. Such an irrigation mode is not suitable for large-area garden cultivation, first, the underground pipeline laying has high cost, second, different flowers, grasses and trees in the garden have different water requirements and irrigation demands, and third, the flowers and trees in the garden are sold out at irregular intervals, causing temporary vacancy of the site, and the excavation of large trees will damage the underground pipeline and change the irrigation demand."

[0004] It is recorded in the authorized announcement No. CN202050760U that "the current sprinkling irrigation technology in China still has many deficiencies: first, the existing sprinkling irrigation machine has complex structure and cannot be moved, and has poor popularization; second, most of the sprinkling irrigation machines are in a circular area, and the land blocks in agricultural production in China are square, which will leave a dead angle of sprinkling irrigation or cross-border sprinkling irrigation, and 21.5 mu of land in a 100 mu square land block cannot be sprinkled, and the sprinkling irrigation efficiency is very low; third, as the sprinkling irrigation machine cannot be moved, only a higher water spraying height can be designed to ensure maximum sprinkling irrigation, which causes a lot of repeated sprinkling irrigation area and serious waste, and the higher water spraying height determines that the crossbeam must be set as a circular arc, and the circular arc structure limits the length of the crossbeam; fourth, as the sprinkling irrigation machine cannot be moved, the sprinkling irrigation machine must be installed for each land block, and the production, installation and future repair of the sprinkling irrigation machine are extremely inconvenient." UTILITY MODEL CONTENTS

[0005] One object of the present application is to solve at least the above problems and to provide at least the advantages explained later.

[0006] To achieve these objects and other advantages in accordance with the purpose of the application, a mobile sprinkling device is provided, comprising:

[0007] a walking vehicle;

[0008] a water pipe pre-fixing assembly arranged on the walking vehicle, the water pipe pre-fixing assembly being provided with at least one water pipe fixing position, and a water pipe being detachably arranged on the fixing position;

[0009] a height adjusting assembly comprising:

[0010] a rectangular cylinder with an opening facing upward, the rectangular cylinder being fixed on the walking vehicle;

[0011] a rocker arranged through the sidewall of the rectangular cylinder and rotationally connected with the rectangular cylinder, the rocker being provided with a handle at one end outside the rectangular cylinder, and a first bevel gear being coaxially arranged through a portion of the rocker inside the rectangular cylinder;

[0012] a mounting plate fixed in the rectangular cylinder in a transverse direction and located above the rocker, a ball screw being rotationally arranged through the mounting plate, a second bevel gear being coaxially arranged through a lower end of the ball screw, and the second bevel gear being engaged with the first bevel gear;

[0013] a fixing frame fixed on a nut of the ball screw, the fixing frame being in sliding contact with the sidewall of the rectangular cylinder at both ends;

[0014] a support cylinder movably inserted into the rectangular cylinder at a lower end and fixed with the fixing frame, the support cylinder being provided with an opening at a bottom portion for the ball screw to be inserted thereinto without contact, and the support cylinder being provided with a mounting frame at a top portion;

[0015] at least one angle adjusting assembly arranged on the mounting frame, the angle adjusting assembly being provided with a spray head connector at a rotating end, and one end of the spray head connector being detachably communicated with a water outlet end of the water pipe;

[0016] a spray head provided with a water inlet end detachably communicated with the other end of the spray head connector.

[0017] Preferably, the water pipe pre-fixing assembly comprises:

[0018] a plate-shaped cover arranged on the walking vehicle, and the plate-shaped cover being provided with a through hole at a top plate;

[0019] A clamping block in the shape of a truncated cone is located in the plate-shaped cover body, a screw rod is fixed on the top of the clamping block, the screw rod moves through the through hole, and a spring is sleeved and movably arranged between the top of the clamping block and the top plate of the plate-shaped cover body;

[0020] A threaded sleeve is provided with threads on the inner wall, the threaded sleeve is screwed on the part of the screw rod located outside the top plate of the plate-shaped cover body, and a rotating rod is fixed on the side wall above the screw rod.

[0021] The distance between the side wall of the clamping block and the top plate and the side plate of the plate-shaped cover body is set as:

[0022] When the screw rod moves upward by a certain distance, the side wall of the water pipe is in abutting contact with the side wall of the clamping block, the top plate and the side plate of the plate-shaped cover body.

[0023] When the screw rod moves downward by a certain distance, the side wall of the water pipe is in abutting contact with the side wall of the clamping block, the top plate and the side plate of the plate-shaped cover body.

[0024] Preferably, the angle adjusting assembly comprises:

[0025] A fixed frame plate is arranged on the mounting frame, a through hole is formed in the vertical plate of the fixed frame plate, a pair of vertical arc-shaped plates are symmetrically arranged on the vertical plate on both sides of the through hole, a center hole is arranged on the arc-shaped plate, a pin shaft is arranged on the center holes of the pair of arc-shaped plates, a plurality of pairs of first positioning holes are formed in the arc-shaped plates, the first positioning holes on the same arc-shaped plate are arranged in an arc shape with the same radius and with the corresponding center hole as the center, and the water pipe moves through the through hole.

[0026] A rotating plate cover is arranged outside the pair of arc-shaped plates, a second positioning hole and a third positioning hole are arranged on the side plates of the rotating plate cover, the second positioning hole is rotatably sleeved on the pin shaft in the center hole, the third positioning hole is coaxially arranged on the same screw as one of the first positioning holes, and the third positioning hole is positioned and fixed by a nut, and the spray head connector is fixed on the middle plate of the rotating plate cover.

[0027] Preferably, the spray head connector is internally threaded at both ends, the water outlet end of the water pipe is a hard pipe with threads, and the spray head connector is threadedly connected with the spray head and the water outlet end of the water pipe at both ends respectively.

[0028] Preferably, a pair of mountain adjusting assemblies are symmetrically arranged on the walking vehicle and located on both sides of the height adjusting assembly, and the mountain adjusting assembly comprises:

[0029] A pair of support rods are arranged on the walking vehicle in front and back, and a support plate is fixed on the top of the pair of support rods, a rectangular opening is arranged on the support plate, and the downward projection of the rectangular opening is located outside the walking vehicle;

[0030] A lifting assembly is arranged on the walking vehicle, and the structure of the lifting assembly is the same as that of the height adjusting assembly, and the direction is completely opposite, wherein a rectangular cylinder is arranged on the rectangular opening and fixed, and a support cylinder is arranged below the rectangular cylinder, and a walking wheel is arranged on the bottom of the support cylinder.

[0031] Preferably, the walking vehicle is provided with a handrail.

[0032] The utility model at least includes following beneficial effect: through setting up walking vehicle, can drive to need to move to the area of fruit tree of irrigation, need not manual handling. Through setting up water pipe pre-fixing assembly, enhance the fixed firmness of water pipe, reduce the influence of shaking to the irrigation of spray head. Through setting up height adjusting assembly adjustment height of spray head, make the spray head be located in suitable height position, with match different growth stage ( tall and short are different) fruit tree. Through setting up angle adjusting assembly adjustment the orientation of spray head injection, with adapt to the need of more irregular fruit tree planting area.

[0033] Other advantages, objects and features of the utility model will be embodied in part through the following description, and will be understood by those skilled in the art through the research and practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0034] Fig. 1 It is the side surface structure schematic drawing of the irrigation device of one of the technical schemes of the utility model;

[0035] Fig. 2 It is the vertical section schematic drawing of the water pipe pre-fixing assembly of one of the technical schemes of the utility model;

[0036] Fig. 3 It is the vertical section schematic drawing of the height adjusting assembly of one of the technical schemes of the utility model;

[0037] Fig. 4 It is the side surface structure schematic drawing of the fixed frame plate and the arc-shaped plate of one of the technical schemes of the utility model;

[0038] Fig. 5 It is the side surface structure schematic drawing of the rotating plate cover of one of the technical schemes of the utility model;

[0039] Fig. 6 It is the vertical section schematic drawing of the mountain adjusting assembly of one of the technical schemes of the utility model;

[0040] Fig. 7The utility model provides a kind of technical scheme's overhead structure schematic diagram of the support plate of the utility model;

[0041] Description of drawings reference mark: walking vehicle 100, water pipe pre-fixing assembly 200, water pipe 1, height adjusting assembly 300, rectangular cylinder 31, rocker 32, rocking handle 33, first bevel gear 34, mounting plate 35, ball screw 36, second bevel gear 37, fixed frame 38, support cylinder 39, mounting frame 2, angle adjusting assembly 400, spray connector 3, spray head 4, plate-shaped cover 21, clamping block 22, screw 23, spring 24, threaded sleeve 25, rotating rod 26, fixed frame plate 41, arc plate 42, center hole 43, first positioning hole 44, rotating plate cover 45, second positioning hole 46, third positioning hole 47, mountain adjusting assembly 500, support rod 51, support plate 52, rectangular mouth 53, lifting assembly 54, walking wheel 55, handrail 5. DETAILED DESCRIPTION

[0042] The utility model makes further detailed description in combination with the drawings, to enable the person skilled in the art to implement with reference to the description text.

[0043] It needs to be explained that the experimental method in the following implementation is conventional method, and the reagent and material can be obtained from commercial channel if no special instruction; in the description of the utility model, the orientation or positional relationship indicated by the term is based on the orientation or positional relationship shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and is not indicated or implied that the indicated device or element must have a particular orientation, a particular orientation and operation, so it cannot be understood as the limitation of the utility model.

[0044] As Figs. 1-7 The utility model provides a kind of mobile sprinkling irrigation device, including:

[0045] Walking vehicle 100; specific can adopt handcart;Push walking vehicle 100 slowly moves along the passageway in the middle of fruit tree, or stays.

[0046] Water pipe pre-fixing assembly 200 is arranged on the walking vehicle 100, at least one water pipe fixing position is equipped on the water pipe pre-fixing assembly 200, and one water pipe 1 can be detachably arranged on the fixing position;Water pipe 1 is usually rubber hose, such as cloth rubber tube, wire rubber tube and other rubber tubes, one end is connected with water pump, the other end is connected to spray head 4, to provide high pressure water for spray head 4.Water pipe pre-fixing assembly 200 is used to pre-fix water pipe 1, so that the water outlet of water pipe 1 is not easy to shake after being connected with spray head 4, reduces the influence on spray head 4 irrigation, also enhances the firmness of water pipe 1 fixation.

[0047] The height adjusting assembly 300 is used to adjust the height of the spray head 4, so that the spray head 4 is located at a suitable height position to match the fruit trees at different growth stages (different heights).

[0048] The rectangular cylinder 31 is fixed to the walking vehicle 100, and is particularly arranged at the middle position to stabilize the gravity center.

[0049] The rocker 32 is arranged on the side wall of the rectangular cylinder 31 and is rotationally connected with the rectangular cylinder 31. The rocker 32 is provided with a handle 33 at one end outside the rectangular cylinder 31, and is coaxially provided with a first bevel gear 34 at a position inside the rectangular cylinder 31. The handle 33 is rotated to drive the rocker 32 to rotate, so as to drive the first bevel gear 34 to rotate, which is convenient and labor-saving.

[0050] The mounting plate 35 is fixed to the inside of the rectangular cylinder 31 in the transverse direction and is located above the rocker 32. The mounting plate 35 is rotationally provided with a ball screw 36. The lower end of the ball screw 36 is coaxially sleeved with a second bevel gear 37. The second bevel gear 37 is engaged with the first bevel gear 34. The mounting plate 35 can be welded in the rectangular cylinder 31 to support the ball screw 36 and the second bevel gear 37. Under the rotation of the first bevel gear 34, the second bevel gear 37 is driven to rotate, and at the same time, the rotation in the vertical plane (parallel to the side wall of the rectangular cylinder 31) is converted to the rotation in the horizontal plane, so as to drive the ball screw 36 to rotate. The rotation of the ball screw 36 drives the nut to move in the axial direction, upward or downward. Under the cooperation of the first bevel gear 34 and the second bevel gear 37, the rocker 32 can be stopped at any angle position without rotation. When the transmission is transmitted to the spray head 4, the spray head 4 can be stopped at any height position without upward or downward movement.

[0051] The fixing frame 38 is fixed to the nut of the ball screw 36 and is in sliding contact with the side wall of the rectangular cylinder 31 at both ends. The fixing frame 38 is driven by the nut of the ball screw to move upward or downward.

[0052] The support cylinder 39 is movably inserted into the rectangular cylinder 31 at the lower end and is fixed to the fixing frame 38. The bottom of the support cylinder 39 is provided with an opening for the ball screw 36 to pass through without contact. The top of the support cylinder 39 is provided with a mounting frame 2. The support cylinder 39 is driven by the fixing frame 38 to move upward or downward, so as to drive the mounting frame 2 to move upward or downward.

[0053] At least one angle adjusting assembly is arranged on the mounting frame 2, and a spray head connector 3 is arranged on the rotating end of the angle adjusting assembly. One end of the spray head connector 3 is detachably connected with the water outlet end of the water pipe 1. A spray head 4 is arranged, and the water inlet end of the spray head 4 is detachably connected with the other end of the spray head connector 3. The angle adjusting assembly can be driven by the mounting frame 2 to move upward or downward, so as to drive the spray head connector 3 to move upward or downward, thereby changing the height position of the spray head 4. The angle adjusting assembly is used for adjusting the direction of the spray head 4 to adapt to the needs of more irregular fruit tree planting areas.

[0054] In the above technical scheme, the walking vehicle 100 is arranged to drive the spray head 4 to move to the fruit tree area needing irrigation without manual moving. The water pipe pre-fixing assembly 200 is arranged to enhance the fixing firmness of the water pipe 1 and reduce the influence of shaking on the irrigation of the spray head 4. The height adjusting assembly 300 is arranged to adjust the height of the spray head 4, so that the spray head 4 is located at a suitable height position to match fruit trees at different growth stages (different heights). The angle adjusting assembly is arranged to adjust the direction of the spray head 4 to adapt to the needs of more irregular fruit tree planting areas.

[0055] In another technical scheme, the water pipe pre-fixing assembly 200 comprises:

[0056] A plate-shaped cover 21 is arranged on the walking vehicle 100, and a through hole is formed in the top plate of the plate-shaped cover 21. Specifically, the plate-shaped cover 21 has a certain length in the axial direction of the water pipe 1 to have a larger abutting area with the water pipe 1, thereby improving the fixing stability. The plate-shaped cover 21 has a horizontal top plate and two vertical side plates, and the water pipe 1 passes through the plate-shaped cover 21.

[0057] A clamping block 22 in the shape of a truncated cone is arranged in the plate-shaped cover 21. A screw rod 23 is fixed to the top of the clamping block 22, and the screw rod 23 movably penetrates the through hole and is sleeved with a spring 24 between the top of the clamping block 22 and the top plate of the plate-shaped cover 21. The clamping block 22 is used to form a limiting fixed space with the inner wall of the plate-shaped cover 21. When the clamping block 22 is close to the top plate of the plate-shaped cover 21, the water pipe 1 is abutted to realize the fixing of the water pipe 1. When the clamping block 22 is away from the top plate of the plate-shaped cover 21, the abutment to the water pipe 1 is solved to realize the dismounting of the water pipe 1.

[0058] A threaded sleeve 25 is arranged on the inner wall of the threaded sleeve 25, and the threaded sleeve 25 is screwed on the part of the screw rod 23 located outside the top plate of the plate-shaped cover 21. A rotating rod 26 is fixedly arranged on the side wall above the threaded sleeve 25. The distance between the side wall of the clamping block 22 and the top plate and the side plate of the plate-shaped cover 21 is set as:

[0059] When the screw rod 23 moves upward by a certain distance, the side wall of the water pipe 1 is in abutment with the side wall of the clamping block 22, the top plate and the side plate of the plate-shaped cover body 21.

[0060] When the screw rod 23 moves downward by a certain distance, the side wall of the water pipe 1 is out of abutment with the side wall of the clamping block 22, the top plate and the side plate of the plate-shaped cover body 21.

[0061] When the rotating rod 26 is rotated, the threaded sleeve 25 is rotated to follow, so that the screw rod 23 and the threaded sleeve 25 are close to or away from each other in the case that the clamping block 22 is prohibited from rotating (which can be manually held or due to the blocking of the water pipe 1). When close to the end, the threaded sleeve 25 abuts the outside of the top plate of the plate-shaped cover body 21, the spring 24 is compressed, the clamping block 22 abuts the side wall of the water pipe 1, and the water pipe 1 is fixed. When away to a certain distance, the clamping block 22 is out of abutment with the water pipe 1, and the water pipe 1 is freely movable.

[0062] In the above technical solution, by setting the plate-shaped cover body 21, the clamping block 22, the screw rod 23, and the threaded sleeve 25, the detachable fixing of two water pipes 1 can be achieved, which is stable, convenient and fast to operate.

[0063] In another technical solution, the angle adjusting assembly comprises:

[0064] The fixed frame plate 41 is arranged on the mounting frame 2, a through hole is formed in the vertical plate of the fixed frame plate 41, a pair of vertical arc-shaped plates 42 are symmetrically arranged on the vertical plate on both sides of the through hole, a center hole 43 is arranged on the arc-shaped plate 42, a pin shaft is arranged on the center holes 43 of the pair of arc-shaped plates 42, a plurality of pairs of first positioning holes 44 are formed in the arc-shaped plates 42, the first positioning holes 44 on the same arc-shaped plate 42 are arranged in an arc shape with the same radius and the corresponding center hole 43 as the center, and the water pipe 1 is movably arranged through the through hole; the center of the first positioning hole 44 is located on the extension line of the center hole 43 in the radial direction.

[0065] A rotating cover 45 is arranged outside the pair of arc-shaped plates 42, and a second positioning hole 46 and a third positioning hole 47 are arranged on the two side plates of the rotating cover 45 in a spaced manner. The second positioning hole 46 is rotatably sleeved on the pin shaft of the central hole 43, the third positioning hole 47 is coaxially arranged on the same screw as one of the pair of first positioning holes 44, and is fixed and positioned by a nut. The middle plate of the rotating cover 45 is provided with the spray head connector 3. The rotating cover 45 has two vertical side plates and a middle plate located in the middle. The rotating cover 45 can rotate around the pin shaft as the center axis. During rotation, the two third positioning holes 47 can be coincided with the pair of first positioning holes 44, and then fixed by the screw and the nut. This is one of the positions. When the third positioning hole 47 is selected to be fixed with the pair of first positioning holes 44 at different angle positions, the rotating cover 45 is at different angle positions, so as to drive the spray head connector 3 to be at different angle positions, thereby adjusting the spraying direction of the spray head 4.

[0066] In another technical solution, the spray head connector 3 is internally threaded at both ends, the water pipe 1 is a hard pipe with threads at the water outlet end, and the spray head connector 3 is threadedly connected to the spray head 4 and the water outlet end of the water pipe 1 at both ends. The connection end (water inlet end) of the commonly used sprinkler spray head 4 is a threaded structure, such as a swing arm spray gun and a swing arm spray head. Therefore, the spray head connector 3 is also provided with a threaded structure to match the structure of the commonly used sprinkler spray head 4.

[0067] In another technical solution, a pair of mountain adjustment assemblies 500 are further included, which are symmetrically arranged on the walking vehicle 100 and located on both sides of the height adjustment assembly 300. The mountain adjustment assembly is used for adjusting the unevenness of the channel between the fruit trees, so as to avoid that the walking vehicle 100 deviates too much and affects the spraying of the spray head 4. The mountain adjustment assembly 500 includes:

[0068] A pair of support rods 51 are arranged on the walking vehicle 100 in a front-rear spaced manner, and a support plate 52 is fixed to the top of the pair of support rods 51. A rectangular opening 53 is formed in the support plate 52, and the downward projection of the rectangular opening 53 is located outside the walking vehicle 100. The support rod 51 is used to lift a certain height to facilitate manual operation of the handle. And provide more adjustable range.

[0069] The lifting assembly 54 has the same structure as the height adjustment assembly 300 and is completely opposite in direction. The rectangular cylinder is arranged in the rectangular opening 53 and fixed, the support cylinder is located below the rectangular cylinder, and the walking wheel 55 is arranged at the bottom of the support cylinder. The lifting principle of the lifting assembly 54 is the same as that of the height adjustment assembly 300, which will not be repeated here.

[0070] In the above technical scheme, by setting the mountain adjustment assembly 500, when encountering unevenness at the best position for stopping and spraying irrigation, the lifting assembly 54 can be adjusted, the wheels of the walking vehicle 100 on the side inclined downward are separated from the ground, and the walking wheels 55 on the lifting assembly 54 on the side are supported on the ground, so that the whole walking vehicle 100 is in a state of being as horizontal as possible, thereby improving the spraying quality.

[0071] In another technical scheme, the walking vehicle 100 is provided with a handrail 5. Artificial pushing of the walking vehicle 100 is facilitated.

[0072] Although the embodiments of the present application have been disclosed as above, it is not limited to the application listed in the specification and the embodiments, and can be fully applied to various fields suitable for the present application. For those skilled in the art, other modifications can be easily realized, and therefore the present application is not limited to specific details and the figures shown and described herein.

Claims

1. A mobile sprinkling device, characterized in that The utility model provides a kind of water pipe fixing device, including: Walking vehicle; Water pipe pre-fixing assembly is arranged on the walking vehicle, at least one water pipe fixing position is provided on the water pipe pre-fixing assembly, and one water pipe is detachably arranged on the fixing position; Height adjusting assembly, including: Rectangular cylinder, the opening is upwards, and the rectangular cylinder is fixed on the walking vehicle; Rocker is arranged on the lateral wall of the rectangular cylinder, and is rotatably connected with the rectangular cylinder, the end of the rocker outside the rectangular cylinder is provided with a handle, and a first bevel gear is coaxially arranged on the part of the rocker inside the rectangular cylinder; Mounting plate is fixed in the rectangular cylinder along the transverse direction, and is located above the rocker, a ball screw is rotatably arranged on the mounting plate, a second bevel gear is coaxially arranged on the lower end of the ball screw, and the second bevel gear is engaged with the first bevel gear; Fixed frame is fixed on the nut of the ball screw, and the two ends of the fixed frame are in sliding contact with the lateral wall of the rectangular cylinder; Support cylinder, the lower end of the support cylinder is movably inserted into the rectangular cylinder and is fixed with the fixed frame, the bottom of the support cylinder is provided with an opening for the ball screw to be inserted without contact, and the top of the support cylinder is provided with a mounting frame; At least one angle adjusting assembly is arranged on the mounting frame, a spray head connector is arranged on the rotating end of the angle adjusting assembly, one end of the spray head connector is detachably connected with the water outlet end of the water pipe; The water inlet end of the spray head is detachably connected with the other end of the spray head connector.

2. The mobile sprinkling device as claimed in claim 1, characterized in that The water pipe pre-fixing assembly includes: Plate-shaped cover is arranged on the walking vehicle, and a through hole is formed in the top plate of the plate-shaped cover; Clamping block, which is in the form of a circular truncated cone, is arranged in the plate-shaped cover, a screw rod is fixed to the top of the clamping block, the screw rod is movably arranged in the through hole, and a spring is movably arranged around the screw rod between the top of the clamping block and the top plate of the plate-shaped cover; Threaded sleeve, which is provided with threads on the inner wall, is screwed to the part of the screw rod outside the top plate of the plate-shaped cover, and a rotating rod is fixedly arranged in the side wall of the threaded sleeve above the screw rod; The distance between the side wall of the clamping block and the top plate and the side plate of the plate-shaped cover is set as follows: When the screw rod moves upward by a certain distance, the side wall of the water pipe is in abutting contact with the side wall of the clamping block, the top plate and the side plate of the plate-shaped cover; When the screw rod moves downward by a certain distance, the side wall of the water pipe is out of abutting contact with the side wall of the clamping block, the top plate and the side plate of the plate-shaped cover.

3. The mobile sprinkling device as claimed in claim 1, characterized in that The angle adjusting assembly includes: Fixed frame is arranged on the mounting frame, a through hole is formed in the vertical plate of the fixed frame, a pair of vertical arc-shaped plates are symmetrically arranged on the vertical plate on both sides of the through hole, a center hole is formed in the arc-shaped plate, a pin is arranged in the center holes of the pair of arc-shaped plates, a plurality of first positioning holes are formed in the arc-shaped plate, the first positioning holes in the same arc-shaped plate are arranged in the form of an arc with the same radius and with the corresponding center hole as the center, and the water pipe is movably arranged through the through hole. The rotating cover is arranged outside the pair of arc-shaped plates, and a second positioning hole and a third positioning hole are arranged on the two side plates of the rotating cover in a spaced manner. The second positioning hole is rotatably sleeved on the pin shaft of the center hole. The third positioning hole is coaxially arranged with one of the first positioning holes and is sleeved on the same screw through a nut for positioning and fixing. The middle plate of the rotating cover is provided with the spray head connector.

4. The mobile sprinkling device as claimed in claim 3, characterized in that The spray head connector is internally threaded at both ends, the water outlet end of the water pipe is a hard pipe with threads, and the two ends of the spray head connector are respectively threadedly connected with the spray head and the water outlet end of the water pipe.

5. The mobile sprinkling apparatus as claimed in claim 1, wherein A pair of mountain adjusting assemblies are symmetrically arranged on the walking vehicle and located on both sides of the height adjusting assembly. The mountain adjusting assembly comprises: A pair of support rods are arranged on the walking vehicle in a front-rear spaced manner, and a support plate is fixed to the top of the pair of support rods. A rectangular opening is formed in the support plate, and the downward projection of the rectangular opening is located outside the walking vehicle. The lifting assembly has the same structure as the height adjusting assembly but is completely opposite in direction. The rectangular cylinder is arranged in the rectangular opening and fixed, the support cylinder is located below the rectangular cylinder, and the support cylinder is provided with a walking wheel at the bottom.

6. The mobile sprinkling apparatus as claimed in claim 1, wherein The walking vehicle is provided with a handrail.

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