Spraying head for plant protection spraying

Abstract

The utility model discloses a spraying head for plant protection spraying, which is applied to the field of plant protection and comprises a rotating plate, a rotating pipe is rotatably sleeved on the inner wall of the rotating plate, a water tank is arranged on the inner wall of the rotating plate, and a fixing ring is fixedly sleeved on the inner wall of the rotating pipe; by rotating the rotating plate, the arc head is separated from the water tank, then the required spraying head is rotated to the right side, the arc head is clamped with the water tank under the action of the first spring, and the rotating pipe is communicated with the water tank, so that the purpose of conveniently replacing the spraying head can be achieved, the workload is reduced, and the replacement efficiency is improved; by means of the mode that a sliding barrel is moved to enable a triangular groove to move, the triangular groove moves to enable a clamping rod to be disengaged from a clamping groove under the action of a third spring, and the spraying head is taken down and replaced, the purpose of conveniently replacing the spraying head can be achieved, the workload is reduced, the assembly and disassembly efficiency is improved, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of plant protection, especially a spraying head for plant protection spraying. BACKGROUND

[0002] Through searching Chinese patent, the announcement number is: CN219483051U, the spraying nozzle of the back-mounted electric control small plant protection machinery, including the connection nut, the pair of silk joint and the medicine inlet nut that are connected in turn, the left joint of pair of silk joint is built-in nozzle, the steam output pipe of plant protection machinery is connected into connection nut and inputs gas into nozzle, the link section between intermediate nut and right joint is opened along the circumference and is equipped with a plurality of liquid inlet holes, the inside of medicine inlet nut is divided into annular groove section, thread section, outlet section from left to right in turn, annular groove section and intermediate nut constitute closed annular flow channel, thread section and right joint are matched with thread, and the side wall of thread section is opened and is equipped with medicine inlet through -hole and connects into annular flow channel with reagent.The utility model discloses the spraying nozzle of the back-mounted electric control small plant protection machinery, can effectively guarantee the medicine amount and reagent dispersion effect, and the scheme part is easy to process, and assembly is simple.

[0003] The existing spraying head is inconvenient to replace, and generally requires selecting a suitable spraying head according to the actual situation. When replacing the spraying head, the spraying head needs to be disassembled and replaced, which increases the workload and reduces the work efficiency, is inconvenient to use, and is also inconvenient to assemble and disassemble the spraying head. Generally, the spraying head is fixed and installed through threads. When assembling and disassembling, tools are needed for disassembly and assembly, which is relatively cumbersome and increases the workload and reduces the efficiency of assembly and disassembly. In order to solve the above-mentioned problems, we propose a spraying head for plant protection spraying. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a spraying head for plant protection spraying, which has the advantages of convenient replacement and convenient assembly and disassembly of the spraying head.

[0005] The above technical purpose of the utility model is realized by the following technical scheme: a spraying head for plant protection spraying, comprising a rotating plate, a rotating tube rotatably connected to the inner wall of the rotating plate, a water groove formed in the inner wall of the rotating plate, a fixed ring fixedly connected to the inner wall of the rotating tube, and a circular arc head slidably connected to the inner wall of the rotating tube and clamped to the inner wall of the water groove, a through hole formed in the surface of the circular arc head, and a first spring arranged between the circular arc head and the fixed ring.

[0006] By rotating the rotating plate, the circular arc head is separated from the water groove, and then the required spraying head is rotated to the right side, so that the circular arc head is clamped to the water groove under the action of the first spring, and the rotating tube is communicated with the water groove. This can achieve the purpose of convenient replacement of the spraying head, reduce the workload, improve the replacement efficiency, and facilitate use.

[0007] The utility model further sets up: the bottom of rotation board is connected with the connecting pipe, the inside of connecting pipe is provided with anti -dripping mechanism, the bottom of connecting pipe is connected with the installing base, the inner wall of installing base is provided with the spray head of sliding sleeve, the surface of installing base is fixed with the limiting ring of sleeve, the inner wall of installing base is provided with the sliding cylinder of sliding sleeve, second spring is arranged between the sliding cylinder and limiting ring, the inner wall of sliding cylinder is opened with triangle groove, the inner wall of triangle groove is connected with the clamping rod of sliding, the surface of clamping rod is equipped with the third spring, the surface of spray head is opened with the clamping groove, and clamping rod and clamping groove are clamped.

[0008] Adopt above technical scheme, through moving sliding cylinder makes triangle groove move, and the mode that triangle groove moves makes clamping rod separate clamping with clamping groove under the action of third spring, removes and replaces spray head, can reach the purpose that it is convenient to replace spray head, reduces work load, improves the efficiency of assembly and disassembly, and is convenient to use.

[0009] The utility model further sets up: the anti -dripping mechanism includes the fixed frame, the inner wall of fixed frame is hinged with connecting pipe, the top of fixed frame is hinged with telescopic link, the top of telescopic link is hinged with the plug, fourth spring is arranged between the plug and fixed frame, and fourth spring is equipped on the surface of telescopic link.

[0010] Adopt above technical scheme, through setting up anti -dripping mechanism, when stopping spraying, the pressure in the spray head disappears, and the plug blocks the water tank under the action of fourth spring, prevents the liquid drop, reduces the waste of liquid, and improves practicality.

[0011] The utility model further sets up: the surface of sliding cylinder is opened with the anti -skid line.

[0012] Adopt above technical scheme, through setting up anti -skid line, prevent hand slip, and it is convenient to operate.

[0013] The utility model further sets up: the both ends of clamping rod are arc-shaped.

[0014] Adopt above technical scheme, through setting up the both ends of clamping rod are arc-shaped, prevent clamping rod from jamming, and improve stability.

[0015] The utility model further sets up: the top of rotating pipe is connected with the valve.

[0016] Adopt above technical scheme, through setting up valve, it is convenient to adjust liquid flow.

[0017] The utility model further sets up: the inner wall between spray head and installing base is provided with sealing pad.

[0018] Adopt above technical scheme, through setting up sealing pad, improve the leakproofness, prevent water leakage.

[0019] The utility model further sets up: the quantity of water tank is four, and four water tanks evenly distribute inside the rotating plate.

[0020] Adopt above -mentioned technical scheme, through setting up the quantity of water tank is four, and four water tanks evenly distribute inside the rotating plate, provide multiple types of spray head, convenient to use.

[0021] Summarized above, the utility model has following beneficial effect:

[0022] 1. The utility model discloses a rotating rotating plate, and the arc head is separated from the water tank, and then the spray head is rotated to the right side, and the arc head is connected with the water tank under the action of the first spring, and the rotating pipe is communicated with the water tank, which can replace the spray head conveniently, reduces the work load, improves the efficiency of replacement, and is convenient to use.

[0023] 2. The utility model discloses a moving slide cylinder to move the triangular groove, and the triangular groove moves to make the clamping rod separate from the clamping groove under the action of the third spring, and the spray head is taken down and replaced, which can replace the spray head conveniently, reduces the work load, improves the efficiency of assembly and disassembly, and is convenient to use. DRAWINGS

[0024] Figure 1 It is the utility model structure perspective drawing;

[0025] Figure 2 It is the utility model structure section view;

[0026] Figure 3 It is the utility model local structure overhead section view;

[0027] Figure 4 It is the utility model Figure 2 A structure enlarged view in the utility model.

[0028] Reference signs: 1, rotating plate;2, rotating pipe;3, water tank;4, fixed ring;5, sealing gasket;6, arc head;7, through -hole;8, first spring;9, connecting pipe;10, anti -dripping mechanism;11, mounting seat;12, spray head;13, limit ring;14, slide cylinder;15, second spring;16, triangular groove;17, clamping rod;18, third spring;19, clamping groove;20, fixed frame;21, telescopic rod;22, plug;23, fourth spring;24, antiskid pattern;25, valve. DETAILED DESCRIPTION

[0029] The utility model will be further explained in detail in combination with the drawings.

[0030] Example 1:

[0031] ReferenceFigure 1 、 Figure 2 and Figure 3 A spray head for plant protection spraying, comprising a rotating plate 1, a rotating pipe 2 rotatably sleeved on the inner wall of the rotating plate 1, a water groove 3 formed in the inner wall of the rotating plate 1, a fixed ring 4 fixedly sleeved on the inner wall of the rotating pipe 2, a circular arc head 6 slidably sleeved on the inner wall of the rotating pipe 2 and clamped with the inner wall of the water groove 3, a through hole 7 formed in the surface of the circular arc head 6, and a first spring 8 arranged between the circular arc head 6 and the fixed ring 4. By rotating the rotating plate 1, the rotating plate 1 is rotated to make the circular arc head 6 disengage from the water groove 3, and then the required spray head 12 is rotated to the right side, so that the circular arc head 6 is clamped with the water groove 3 under the action of the first spring 8, and the rotating pipe 2 is communicated with the water groove 3, thereby achieving the purpose of facilitating the replacement of the spray head, reducing the workload, improving the replacement efficiency, and being convenient to use.

[0032] Referring to Figure 1 and Figure 2 , the top of the rotating pipe 2 is communicated with a valve 25, and the valve 25 is arranged to facilitate the adjustment of the flow of the liquid medicine.

[0033] Referring to Figure 3 , the number of the water grooves 3 is four, and the four water grooves 3 are uniformly distributed in the interior of the rotating plate 1. By arranging the number of the water grooves 3 to be four and the four water grooves 3 to be uniformly distributed in the interior of the rotating plate 1, multiple types of spray heads are provided, which is convenient to use.

[0034] Example 2:

[0035] Referring to Figure 1 , Figure 2 and Figure 4 , the bottom of the rotating plate 1 is communicated with a connecting pipe 9, the interior of the connecting pipe 9 is provided with an anti-dripping mechanism 10, the bottom of the connecting pipe 9 is communicated with a mounting seat 11, the inner wall of the mounting seat 11 is slidably sleeved with a spray head 12, the surface of the mounting seat 11 is fixedly sleeved with a limiting ring 13, the inner wall of the mounting seat 11 is slidably sleeved with a sliding cylinder 14, the second spring 15 is arranged between the sliding cylinder 14 and the limiting ring 13, the inner wall of the sliding cylinder 14 is formed with a triangular groove 16, the inner wall of the triangular groove 16 is slidably connected with a clamping rod 17, the surface of the clamping rod 17 is sleeved with a third spring 18, the surface of the spray head 12 is formed with a clamping groove 19, and the clamping rod 17 is clamped with the clamping groove 19. By moving the sliding cylinder 14 to move the triangular groove 16, the triangular groove 16 moves to make the clamping rod 17 disengage from the clamping groove 19 under the action of the third spring 18, the spray head 12 is removed and replaced, thereby achieving the purpose of facilitating the replacement of the spray head 12, reducing the workload, improving the efficiency of assembly and disassembly, and being convenient to use.

[0036] Referring to Figure 2The anti-dripping mechanism 10 comprises a fixing frame 20 which is bolted to the inner wall of the connecting pipe 9, a telescopic rod 21 which is bolted to the top of the fixing frame 20, a plug 22 which is bolted to the top of the telescopic rod 21, and a fourth spring 23 which is arranged between the plug 22 and the fixing frame 20 and is sleeved on the surface of the telescopic rod 21. By arranging the anti-dripping mechanism 10, when the spraying is stopped, the pressure in the nozzle disappears, the plug 22 blocks the water tank 3 under the action of the fourth spring 23, the liquid medicine is prevented from dripping, the waste of the liquid medicine is reduced, and the practicability is improved.

[0037] With reference to Figure 4 The surface of the sliding cylinder 14 is provided with anti-skid lines 24. By arranging the anti-skid lines 24, the hands are prevented from slipping, and the operation is facilitated.

[0038] With reference to Figure 4 The two ends of the clamping rod 17 are in arc shape. By arranging the two ends of the clamping rod 17 in arc shape, the clamping rod 17 is prevented from being clamped, and the stability is improved.

[0039] With reference to Figure 4 The sealing gasket 5 is arranged between the spraying head 12 and the inner wall of the mounting seat 11. By arranging the sealing gasket 5, the sealing property is improved, and the water leakage is prevented.

[0040] The use process is briefly described as follows: the bottom of the rotating plate 1 is provided with four different types of spraying heads 12. When the spraying head needs to be replaced, the rotating plate 1 is rotated, the rotating plate 1 drives the water tank 3 and the spraying head 12 to rotate, the water tank 3 corresponding to the spraying head 12 which needs to be used is rotated to the right side, the arc head 6 is clamped with the water tank 3 under the action of the first spring 8, the rotating pipe 2 is communicated with the water tank 3, and the position of the spraying head is fixed, so that the purpose of the spraying head which is convenient to replace is achieved; the sliding cylinder 14 is moved, the sliding cylinder 14 drives the triangular groove 16 to move, the triangular groove 16 moves, the clamping rod 17 is disengaged from the clamping groove 19 under the action of the third spring 18, the spraying head 12 is taken off, the dismounting is completed, when the spraying head 12 is installed into the mounting seat 11, the sliding cylinder 14 is loosened, the sliding cylinder 14 drives the triangular groove 16 to reset under the action of the second spring 15, the triangular groove 16 resets, the clamping rod 17 is clamped with the clamping groove 19, the spraying head 12 is fixed, the installation is completed, so that the purpose of the spraying head which is convenient to mount and dismount is achieved; when the spraying is stopped, the pressure in the nozzle disappears, the plug 22 blocks the water tank 3 under the action of the fourth spring 23, the liquid medicine is prevented from dripping, the waste of the liquid medicine is reduced, and the practicability is improved.

[0041] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model. Those skilled in the art can make modifications to the embodiment without creative contribution after reading the specification, but as long as the modifications are within the scope of the claims of the utility model, the utility model is protected by the patent law.

Claims

1. A spray head for plant protection spraying, comprising a rotating plate (1), characterized in that, The inner wall of the rotating plate (1) is rotatably sleeved with a rotating pipe (2), the inner wall of the rotating plate (1) is provided with a water tank (3), the inner wall of the rotating pipe (2) is fixedly sleeved with a fixed ring (4), the inner wall of the rotating pipe (2) is slidably sleeved with a circular arc head (6), and the circular arc head (6) is clamped with the inner wall of the water tank (3), the surface of the circular arc head (6) is provided with a through hole (7), and the first spring (8) is arranged between the circular arc head (6) and the fixed ring (4).

2. The spraying head for plant protection spraying according to claim 1, characterized in that, The bottom of the rotating plate (1) is communicated with a connecting pipe (9), the inside of the connecting pipe (9) is provided with an anti-dripping mechanism (10), the bottom of the connecting pipe (9) is communicated with a mounting seat (11), the inner wall of the mounting seat (11) is slidably sleeved with a spray head (12), the surface of the mounting seat (11) is fixedly sleeved with a limiting ring (13), the inner wall of the mounting seat (11) is slidably sleeved with a sliding cylinder (14), the second spring (15) is arranged between the sliding cylinder (14) and the limiting ring (13), the inner wall of the sliding cylinder (14) is provided with a triangular groove (16), the inner wall of the triangular groove (16) is slidably connected with a clamping rod (17), the surface of the clamping rod (17) is sleeved with a third spring (18), the surface of the spray head (12) is provided with a clamping groove (19), and the clamping rod (17) is clamped with the clamping groove (19).

3. The spraying head according to claim 2, characterized in that The anti-dripping mechanism (10) comprises a fixed frame (20), the inner wall of the connecting pipe (9) is bolted with the fixed frame (20), the top of the fixed frame (20) is bolted with a telescopic rod (21), the top of the telescopic rod (21) is bolted with a plug (22), the fourth spring (23) is arranged between the plug (22) and the fixed frame (20), and the fourth spring (23) is sleeved on the surface of the telescopic rod (21).

4. The spraying head for plant protection spraying according to claim 2, characterized in that, The surface of the sliding cylinder (14) is provided with anti-skid lines (24).

5. The spraying head according to claim 2, wherein Both ends of the clamping rod (17) are arc-shaped.

6. The spraying head according to claim 1, wherein The top of the rotating pipe (2) is communicated with a valve (25).

7. The spraying head according to claim 2, wherein The inner wall between the spray head (12) and the mounting seat (11) is provided with a sealing gasket (5).

8. The spraying head according to claim 1, wherein The number of the water tank (3) is four, and the four water tanks (3) are evenly distributed in the inner part of the rotating plate (1). The number of the water tank (3) is four, and the four water tanks (3) are evenly distributed in the inner part of the rotating plate (1).

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