Automatic pesticide spraying device in greenhouse

Abstract

The utility model relates to the technical field of automatic pesticide spraying, in particular to an automatic pesticide spraying device in a greenhouse, which comprises the greenhouse, a water delivery main pipe is mounted on the inner top surface of the greenhouse, the water delivery main pipe is communicated with a pressurized pesticide storage mechanism, a water delivery branch pipe is rotatably connected to the inner top surface of the greenhouse, and the water delivery branch pipe is rotatably connected and communicated with the water delivery main pipe. A plurality of spray heads are mounted on the water conveying branch pipes; a lead screw is rotationally connected to the inner top face of the greenhouse, a driving mechanism is installed at one end of the greenhouse, a sliding block is connected to the lead screw in a threaded mode, a telescopic rod is arranged between the sliding block and the water conveying branch pipe, one end of the telescopic rod is hinged to the sliding block, and the other end of the telescopic rod is fixedly connected with the water conveying branch pipe. According to the pesticide spraying device, the lead screw drives the sliding block to do horizontal reciprocating motion, so that the telescopic rod rotates around the water conveying branch pipe in a reciprocating mode, the telescopic rod can drive the water conveying branch pipe to rotate in a reciprocating mode, and therefore the spraying head can be driven to swing in a reciprocating mode, the pesticide spraying range can be enlarged, and pesticide can be sprayed more evenly.

Description

TECHNICAL FIELD

[0001] The utility model relates to automatic pesticide spraying technical field, especially a greenhouse automatic pesticide spraying device. BACKGROUND

[0002] Greenhouse, also known as warm room, refers to the facilities such as cold protection, heating and light transmission, which are used for cultivating plants in winter, and can provide growth period and increase yield in the season that is not suitable for plant growth, and are mostly used for cultivating or seedling of plants such as winter vegetables, flowers and trees in low temperature season.

[0003] At present, in order to ensure that the plants in the greenhouse are not affected by pests and diseases, the automatic pesticide spraying device is generally used to spray pesticides regularly, however, the spray head of the existing automatic pesticide spraying device is fixedly installed in the greenhouse, which leads to limited pesticide spraying range and uneven pesticide spraying, therefore, there are still defects and deficiencies in the prior art. UTILITY MODEL CONTENT

[0004] The utility model provides a greenhouse automatic pesticide spraying device to solve the problems in the background art.

[0005] In order to solve the above technical problems, the utility model adopts the technical scheme of a greenhouse automatic pesticide spraying device, which comprises a greenhouse, a water supply main pipe is arranged on one side of the inner top surface of the greenhouse in the front-rear direction, a pressurized pesticide storage mechanism is communicated with the water supply main pipe, a plurality of water supply branch pipes are rotatably connected to the inner top surface of the greenhouse, the water supply branch pipes are arranged perpendicularly to the water supply main pipe, the water supply branch pipes are rotatably connected to and communicated with the water supply main pipe through a rotary joint, and a plurality of spray heads are arranged on the water supply branch pipes; a lead screw parallel to the water supply main pipe is rotatably connected to the inner top surface of the greenhouse, a driving mechanism for driving the lead screw to rotate is arranged at one end of the greenhouse, a sliding block corresponding to the water supply branch pipe is threadedly connected to the lead screw, a telescopic rod is arranged between the sliding block and the corresponding water supply branch pipe, one end of the telescopic rod is hingedly connected to the sliding block, and the other end of the telescopic rod is fixedly connected to the water supply branch pipe.

[0006] Preferably, fixed plates are fixedly connected to the inner top surface of the greenhouse and located at both ends of the water supply branch pipe, and the water supply branch pipe is rotatably connected to the fixed plates.

[0007] Preferably, the driving mechanism comprises a stepping motor at one end of the lead screw, the stepping motor is arranged at one end of the greenhouse, a first bevel gear is coaxially fixed to the output shaft of the stepping motor, and a second bevel gear coaxially fixed to the lead screw is engaged with the first bevel gear.

[0008] Preferably, the pressurized pesticide storage mechanism comprises a pesticide storage tank, a water collecting pit is arranged on the inner bottom surface of the pesticide storage tank, a pressurized water pump is arranged in the water collecting pit, and the water outlet pipe of the water pump is communicated with the water supply main pipe through a connecting pipe.

[0009] Preferably, the top surface of the medicine storage tank is provided with a stirring motor, the medicine storage tank is provided with a vertical stirring shaft, both ends of the stirring shaft are rotatably connected with the medicine storage tank, a plurality of stirring paddles are fixedly connected with the stirring shaft, and the top end of the stirring shaft extends out of the medicine storage tank and is drivingly connected with the stirring motor.

[0010] Preferably, the side wall of the water collecting pit is communicated with a drain pipe, and the drain pipe is provided with a valve.

[0011] The utility model has the advantages that: (1) the utility model drives the screw rod to reciprocating rotate through the driving mechanism, the screw rod can drive the sliding block to reciprocate horizontally, the telescopic rod reciprocating rotates around the water delivery branch pipe, the telescopic rod and the water delivery branch pipe are fixedly connected, so that the telescopic rod can drive the water delivery branch pipe to reciprocate, thereby the spray head can reciprocate, and the pesticide spraying range can be enlarged, and the pesticide can be sprayed more evenly. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is a structural schematic view of the utility model;

[0013] Fig. 2 It is a structural schematic view of the pressurized medicine storage mechanism of the utility model;

[0014] Fig. 3 It is a structural schematic view of the utility model in side view.

[0015] Reference signs: 1, greenhouse, 2, pressurized medicine storage mechanism, 21, medicine storage tank, 22, supporting leg, 23, medicine adding pipe, 24, water collecting pit, 25, pressurized water pump, 26, connecting pipe, 27, stirring motor, 28, stirring shaft, 29, stirring paddle, 210, drain pipe, 211, valve, 3, water delivery main pipe, 4, water delivery branch pipe, 5, rotary joint, 6, spray head, 7, screw rod, 8, driving mechanism, 81, stepping motor, 82, first bevel gear, 83, second bevel gear, 9, sliding block, 10, telescopic rod, 11, fixed plate, 12, guide rod. DETAILED DESCRIPTION

[0016] The utility model will be further described in connection with the drawings.

[0017] As Figs. 1-3The utility model provides a kind of automatic pesticide spraying device in greenhouse shown, including greenhouse 1, the inside top of greenhouse 1 One side is equipped with along the front and rear direction and is arranged water supply main pipe 3, water supply main pipe 3 is communicated with pressurized storage mechanism 2, the inside top of greenhouse 1 is rotatably connected with several interval distribution water supply branch pipe 4, water supply branch pipe 4 is vertically arranged with water supply main pipe 3, water supply branch pipe 4 is rotatably connected with water supply main pipe 3 by swivel joint 5 and is communicated, water supply branch pipe 4 is equipped with several spray heads 6 on it;The inside top of greenhouse 1 is rotatably connected with lead screw 7 parallel with water supply main pipe 3, lead screw 7 is located above water supply branch pipe 4, one end of greenhouse 1 is equipped with the drive mechanism 8 for driving lead screw 7 rotation, lead screw 7 is screw-connected with the sliding block 9 corresponding to water supply branch pipe 4, and telescopic link 10 is equipped between the sliding block 9 and corresponding water supply branch pipe 4, one end of telescopic link 10 is hinged with sliding block 9, the other end of telescopic link 10 is fixedly connected with water supply branch pipe 4, one side of lead screw 7 is equipped with guide rod 12 parallel with lead screw 7, both ends of guide rod 12 are fixedly connected with greenhouse 1, and sliding block 9 is sleeved on guide rod 12 and is slidably connected with guide rod 12, and guide rod 12 plays a guiding role, so as to guarantee the stability of the movement of sliding block 9.

[0018] Specifically, in use, pressurized storage mechanism 2 pressurizes pesticide, and the pressurized pesticide is sprayed out through water supply main pipe 3, water supply branch pipe 4 and spray head 6 in turn, at this time, drive mechanism 8 is started, drive mechanism 8 drives lead screw 7 to reciprocate, lead screw 7 can drive sliding block 9 to move horizontally and reciprocally, so that telescopic link 10 reciprocates around water supply branch pipe 4, since telescopic link 10 is fixedly connected with water supply branch pipe 4, and water supply branch pipe 4 is rotatably connected with water supply main pipe 3, telescopic link 10 can drive water supply branch pipe 4 to reciprocate, so that water supply branch pipe 4 drives spray head 6 to swing reciprocally, thereby the spraying range of pesticide can be expanded, and pesticide can be sprayed more uniformly.

[0019] In some embodiments, the inside top of greenhouse 1 is fixedly connected with fixed plate 11 located at both ends of water supply branch pipe 4, water supply branch pipe 4 is rotatably connected with fixed plate 11, and water supply branch pipe 4 is rotatably connected to the inside top of greenhouse 1 through fixed plate 11, so that telescopic link 10 drives water supply branch pipe 4 to rotate.

[0020] In some embodiments, drive mechanism 8 includes step motor 81 located at one end of lead screw 7, step motor 81 is installed at one end of greenhouse 1, the output shaft of step motor 81 is coaxially fixed with first bevel gear 82, and second bevel gear 83 meshing with first bevel gear 82 is coaxially fixed on lead screw 7, and step motor 81 can drive lead screw 7 to rotate through first bevel gear 82 and second bevel gear 83.

[0021] In some embodiments, the pressurized pesticide storage mechanism 2 comprises a pesticide storage tank 21, a support leg 22 is installed at the bottom of the pesticide storage tank 21, a pesticide adding pipe 23 is arranged at the top of the pesticide storage tank 21, a water collecting pit 24 is arranged on the inner bottom surface of the pesticide storage tank 21, a pressurized water pump 25 is installed in the water collecting pit 24, and the water outlet pipe of the water pump is connected with the water conveying main pipe 3 through a connecting pipe 26. Specifically, in use, the pressurized water pump 25 is powered on, the pressurized water pump 25 can pressurize the pesticide, and the pressurized pesticide can enter the water conveying main pipe 3 through the connecting pipe 26, so as to automatically spray the pesticide.

[0022] In some embodiments, a stirring motor 27 is installed on the top surface of the pesticide storage tank 21, a stirring shaft 28 is vertically arranged in the pesticide storage tank 21, both ends of the stirring shaft 28 are rotatably connected with the pesticide storage tank 21, a plurality of stirring paddles 29 are fixedly connected with the stirring shaft 28, and the top end of the stirring shaft 28 extends out of the pesticide storage tank 21 and is drivingly connected with the stirring motor 27. Specifically, in use, a certain proportion of pesticide and water is added into the pesticide storage tank 21, the stirring motor 27 is started, the stirring motor 27 drives the stirring paddles 29 to rotate through the stirring shaft 28, so that the pesticide and water can be uniformly mixed.

[0023] In some embodiments, a drain pipe 210 is communicated with the side wall of the water collecting pit 24, and a valve 211 is installed on the drain pipe 210. Specifically, in use, the remaining pesticide in the pesticide storage tank 21 can be discharged by opening the valve 211, so that the pesticide storage tank 21 can be conveniently cleaned.

[0024] The above embodiments can be combined with each other.

[0025] The above embodiments do not limit the shape, material, structure, etc. of the present application in any form, and any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present application are within the protection scope of the technical scheme of the present application.

Claims

1. An automatic pesticide spraying device in a greenhouse, comprising a greenhouse, characterized in that: One side of the inner top surface of the greenhouse is provided with a water supply main pipe arranged in the front-rear direction, the water supply main pipe is communicated with a pressurized medicine storage mechanism, a plurality of water supply branch pipes are rotatably connected to the inner top surface of the greenhouse, the water supply branch pipes are arranged perpendicularly to the water supply main pipe, the water supply branch pipes are rotatably connected to and communicated with the water supply main pipe through rotary joints, and a plurality of spray heads are mounted on the water supply branch pipes. A lead screw parallel to the water supply main pipe is rotatably connected to the inner top surface of the greenhouse, a driving mechanism for driving the lead screw to rotate is mounted at one end of the greenhouse, a sliding block corresponding to the water supply branch pipe is threadedly connected to the lead screw, an expansion rod is arranged between the sliding block and the corresponding water supply branch pipe, one end of the expansion rod is hingedly connected to the sliding block, and the other end of the expansion rod is fixedly connected to the water supply branch pipe.

2. The automatic insecticide spraying device in a greenhouse according to claim 1, characterized in that: The inner top surface of the greenhouse is fixedly connected with a fixed plate located at both ends of the water supply branch pipe, and the water supply branch pipe is rotatably connected to the fixed plate.

3. The automatic insecticide spraying device in a greenhouse according to claim 1, characterized in that: The driving mechanism comprises a stepping motor located at one end of the lead screw, the stepping motor is mounted at one end of the greenhouse, a first bevel gear is coaxially fixed to an output shaft of the stepping motor, and a second bevel gear coaxially fixed to the lead screw is engaged with the first bevel gear.

4. The automatic insecticide spraying device in a greenhouse according to claim 1, characterized in that: The pressurized medicine storage mechanism comprises a medicine storage tank, a water collecting pit is arranged on the inner bottom surface of the medicine storage tank, a pressurized water pump is mounted in the water collecting pit, and a water outlet pipe of the water pump is communicated with the water supply main pipe through a connecting pipe.

5. An automatic insecticide spraying device in a greenhouse according to claim 4, characterized in that: A stirring motor is mounted on the top surface of the medicine storage tank, a stirring shaft is vertically arranged in the medicine storage tank, both ends of the stirring shaft are rotatably connected to the medicine storage tank, a plurality of stirring paddles are fixedly connected to the stirring shaft, and a top end of the stirring shaft extends out of the medicine storage tank and is drivingly connected to the stirring motor.

6. The automatic insecticide spraying device in a greenhouse according to claim 4, characterized in that: A drain pipe is communicated with the sidewall of the water collecting pit, and a valve is mounted on the drain pipe.

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