Environment-friendly agricultural sprayer

Abstract

The utility model relates to the field of agricultural sprayers, and discloses an environment-friendly agricultural sprayer. The pesticide spraying device comprises a supporting plate, clamping devices are arranged on the two sides of the upper end of the supporting plate, pesticide boxes are placed on the opposite inner sides of the clamping devices, and telescopic spraying devices are arranged at the upper ends of the pesticide boxes; the telescopic spraying device comprises a fixing rod, a two-stage centrifugal pump is arranged in the fixing rod, the output end of the two-stage centrifugal pump is fixedly connected with a connecting hose, the end, away from the two-stage centrifugal pump, of the connecting hose is fixedly connected with the lower end of a connecting pipe, and the fixing rod is fixedly connected with two sets of connecting pipes. The upper end of the connecting pipe is fixedly connected with a connecting hose, the side, away from the connecting pipe, of the connecting hose is fixedly connected with a chemical adding pipe, the lower end of the chemical adding pipe is fixedly connected with multiple sets of chemical adding nozzles, chemical liquid needing to be sprayed is conveyed into the chemical box, and the two sets of chemical adding pipes are conveyed through a two-stage centrifugal pump in the chemical box. And a pesticide adding nozzle arranged at the lower end of the pesticide adding pipe is used for spraying the crops.

Description

Technical Field

[0001] The present application belongs to the technical field of agricultural sprayers, and specifically relates to an environmentally friendly agricultural sprayer. Background Art

[0002] Agricultural sprayer is a kind of machine that disperses liquids. It is a kind of pesticide application machinery. It is divided into agricultural, medical and other uses such as industrial use. Agricultural use is classified as agricultural machinery and plant protection machinery. Generally, human-driven sprayers are called sprayers. According to the carrying method, they are divided into handheld, backpack, shoulder, pedal, stretcher, cart, self-propelled, vehicle-mounted, hanging, etc.

[0003] In the patent document with the announcement number CN 213881510 U, an environmentally friendly agricultural sprayer is disclosed, including a mobile frame, a spray box is slidably connected to the mobile frame, a push rod motor is arranged on the mobile frame, and the output end of the push rod motor passes through the mobile frame and is fixedly connected to the spray box, a reciprocating screw is rotatably connected in the spray box, and the upper end of the reciprocating screw is transmission-connected to a driving motor, a sleeve is threadedly connected to the reciprocating screw, and a push plate is sleeved on the sleeve, the push plate is sealed and slidably connected to the spray box, and the lower end side wall of the spray box is connected to a plurality of spray heads. The utility model relates to the technical field of agricultural equipment, and the height of each spray head can be adjusted by the push rod motor, so that each spray head can better spray pesticides on vegetables, avoiding the discomfort of manual bending to spray, and the cooperation of the reciprocating screw and the push plate can reciprocate and press the liquid, avoiding the labor loss of manual pressing.

[0004] However, the applicant discovered during the implementation of the above application that although the height of the nozzle of the device can be controlled during spraying, it is not easy to control the spraying position during reciprocating movement, which easily leads to waste of liquid medicine. Utility Model Content

[0005] The purpose of this application is to provide an environmentally friendly agricultural sprayer in order to solve the above-mentioned problems.

[0006] The technical solution adopted in the present application is as follows: an environmentally friendly agricultural sprayer, comprising a support plate, clamping devices are arranged on both sides of the upper end of the support plate, a medicine box is placed on the relatively inner sides of the clamping device, and a retractable spray device is arranged on the upper end of the medicine box; the retractable spray device comprises a fixed rod, a two-stage centrifugal pump is arranged inside the fixed rod, the output end of the two-stage centrifugal pump is fixedly connected to a connecting hose, the fixed rod is respectively fixedly connected to two groups of connecting pipes, one end of the connecting hose away from the two-stage centrifugal pump is fixedly connected to the lower end of the connecting pipe, the upper end of the connecting pipe is fixedly connected to a connecting hose, the side of the connecting hose away from the connecting pipe is fixedly connected to a dosing pipe, and the lower end of the dosing pipe is fixedly connected to multiple groups of dosing nozzles.

[0007] By adopting the above technical solution, the liquid medicine to be sprayed is transported to the inside of the medicine box, and the two-stage centrifugal pump inside the medicine box transports the liquid medicine to the two groups of dosing pipes respectively, and then the dosing nozzles arranged at the lower ends of the dosing pipes are used to spray the crops.

[0008] In a preferred embodiment, a clamping device is fixedly connected to the middle portion of the lower end of the support plate, a medicine box is provided at the relatively inner lower end of the clamping device, and an electric control box is fixedly connected to the right side of the lower end of the support plate.

[0009] By adopting the above technical solution, a receiver, a control system and a power supply device for mobile power transmission are arranged inside the electric control box, and a start switch is arranged on the side of the medicine box close to the handrail to start the two-stage centrifugal pump to transport the dosing nozzle.

[0010] In a preferred embodiment, an armrest is provided on the right side of the upper end of the support plate, and the clamping device includes a fixing plate, a threaded rod slides through the fixing plate relative to the inner side, and a clamping plate is fixedly connected to the relative inner side of the threaded rod.

[0011] By adopting the above technical solution, the fixing plate can support the clamping plate and the threaded rod.

[0012] In a preferred embodiment, the outer ends of the clamping plate located on both sides of the fixing plate are threadedly connected with limiting nuts 2 and 1, and the upper right side of the medicine box is fixedly connected with a medicine inlet pipe.

[0013] By adopting the above technical solution, the clamping plate can be fixed by adjusting the positions of the second limiting nut and the first limiting nut.

[0014] In a preferred embodiment, support blocks are fixedly connected to both sides of the upper end of the medicine box, a fixing rod is fixedly connected to the upper end of the support block, an extension tube is slidably connected to both sides of the interior of the fixing rod, and an anti-drop block is fixedly connected to the relative inner side of the extension tube.

[0015] By adopting the above technical solution, the support block can support the fixing rod, and the extension tube is convenient for adjusting the position of the dosing tube.

[0016] In a preferred embodiment, a slide groove for sliding the connecting hose is provided at the lower end of the fixing rod, threaded nails are provided on both sides of the front end of the fixing rod, a plurality of threaded holes matching the threaded nails are provided through the front end of the extension tube, and a sealing strip is provided at the junction of the connecting hose and the dosing tube.

[0017] By adopting the above technical solution, the spacing of the dosing pipes can be expanded or contracted by adjusting the different positions of the threaded nails and the threaded holes, thereby adjusting the spraying position of the dosing pipes.

[0018] In summary, due to the adoption of the above technical solution, the beneficial effects of this application are:

[0019] In the present application, the liquid medicine to be sprayed is transported to the interior of the medicine box, and the two-stage centrifugal pump inside the medicine box transports the two groups of dosing pipes respectively, and then the crops are sprayed through the dosing nozzles arranged at the lower ends of the dosing pipes. During spraying, the solenoid valve of the connecting pipe can be used to control the liquid medicine delivery of the dosing pipes on both sides, thereby reducing the waste of liquid medicine during spraying. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the structure of this application;

[0021] Figure 2 It is a side view in this application;

[0022] Figure 3 For this application Figure 1 Enlarged view of point A.

[0023] Markings in the figure: 1. Support plate; 2. Clamping device; 201. Fixed plate; 202. Threaded rod; 203. Clamp; 204. Limit nut one; 205. Limit nut two; 3. Medicine box; 4. Medicine inlet pipe; 5. Retractable spray device; 501. Fixed rod; 502. Support block; 503. Connecting pipe; 504. Connecting hose; 505. Anti-slip block; 506. Extension pipe; 507. Threaded nail; 508. Threaded hole; 509. Dosing pipe; 510. Dosing nozzle; 511. Two-stage centrifugal pump; 6. Handrail; 7. Electric control box. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be clearly and completely described below in combination with the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0025] Example:

[0026] Reference Figure 1-3An environmentally friendly agricultural sprayer includes a support plate 1, a clamping device 2 is arranged on both sides of the upper end of the support plate 1, a medicine box 3 is placed on the inner side of the clamping device 2, and a retractable spray device 5 is arranged on the upper end of the medicine box 3; the retractable spray device 5 includes a fixed rod 501, a two-stage centrifugal pump 511 is arranged inside the fixed rod 501, and a connecting hose is fixedly connected to the output end of the two-stage centrifugal pump 511, and the fixed rod 501 is respectively fixedly connected to two groups of connecting pipes 503, and the connecting hose is away from the two-stage centrifugal pump 511. The end is fixedly connected to the lower end of the connecting pipe 503, the upper end of the connecting pipe 503 is fixedly connected to a connecting hose 504, the side of the connecting hose 504 away from the connecting pipe 503 is fixedly connected to a dosing pipe 509, and the lower end of the dosing pipe 509 is fixedly connected to multiple groups of dosing nozzles 510, which transport the liquid to be sprayed into the interior of the medicine box 3, and the two-stage centrifugal pump 511 inside the medicine box 3 transports the two groups of dosing pipes 509 respectively, and then the crops are sprayed through the dosing nozzles 510 arranged at the lower ends of the dosing pipes 509.

[0027] Reference Figure 1-3 A clamping device 2 is fixedly connected to the middle part of the lower end of the support plate 1, and a medicine box 3 is arranged at the relatively inner lower end of the clamping device 2. An electric control box 7 is fixedly connected to the right side of the lower end of the support plate 1. A receiver, a control system and a power supply device for mobile power delivery are arranged inside the electric control box 7. A start switch is arranged on the side of the medicine box 3 close to the handrail 6 to start the two-stage centrifugal pump 511 to deliver the dosing nozzle 510.

[0028] Reference Figure 1-3 A handrail 6 is provided on the right side of the upper end of the support plate 1, and the clamping device 2 includes a fixed plate 201, a threaded rod 202 slides through the relative inner side of the fixed plate 201, and a clamping plate 203 is fixedly connected to the relative inner side of the threaded rod 202, and the fixed plate 201 can support the clamping plate 203 and the threaded rod 202.

[0029] Reference Figure 1-3 The outer ends of the splint 203 located on both sides of the fixed plate 201 are threadedly connected with the limiting nut 205 and the limiting nut 1 204. The upper right side of the medicine box 3 is fixedly connected with the medicine inlet pipe 4. The splint 203 can be fixed by adjusting the positions of the limiting nut 205 and the limiting nut 1 204.

[0030] Reference Figure 1-3 The upper ends of the medicine box 3 are fixedly connected with support blocks 502, and the upper ends of the support blocks 502 are fixedly connected with fixed rods 501. The inner sides of the fixed rods 501 are slidably connected with extension tubes 506, and the relatively inner sides of the extension tubes 506 are fixedly connected with anti-slip blocks 505. The support blocks 502 can support the fixed rods 501, and the extension tubes 506 facilitate the adjustment of the position of the dosing tube 509.

[0031] Reference Figure 1-3 The lower end of the fixing rod 501 is provided with a slide groove for the connecting hose 504 to slide, and threaded nails 507 are provided on both sides of the front end of the fixing rod 501. The front end of the extension tube 506 is penetrated by a plurality of groups of threaded holes 508 that are compatible with the threaded nails 507. A sealing strip is provided at the junction of the connecting hose 504 and the dosing tube 509. By adjusting the different positions of the threaded nails 507 and the threaded holes 508, the spacing of the dosing tubes 509 can be expanded and contracted, thereby adjusting the spraying position of the dosing tubes 509.

[0032] The implementation principle of an environmentally friendly agricultural sprayer embodiment of the present application is:

[0033] The liquid medicine to be sprayed is transported to the interior of the medicine box 3 through the medicine inlet pipe 4, and the connecting pipe 503 and the connecting hose 504 are transported by the conveying hose connected by the two sets of output ports of the two-stage centrifugal pump 511 inside the medicine box 3. Then, the solenoid valve of the connecting pipe 503 is used to separately transport the dosing pipes 509 on both sides. The liquid medicine transported to the dosing pipe 509 is sprayed on the crops by the dosing nozzle 510 set at the lower end of the dosing pipe 509. The spraying interval can be adjusted by adjusting the different positions of the threaded nail 507 and the threaded hole 508. Through the cooperation of the above structure, it is convenient to reduce the waste of liquid medicine during spraying.

[0034] The above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An environmentally friendly agricultural sprayer, comprising a support plate (1), characterized in that: Clamping devices (2) are arranged on both sides of the upper end of the support plate (1), a medicine box (3) is placed on the inner side of the clamping device (2), and a retractable spray device (5) is arranged on the upper end of the medicine box (3); The retractable spray device (5) comprises a fixed rod (501), a two-stage centrifugal pump (511) is arranged inside the fixed rod (501), the output end of the two-stage centrifugal pump (511) is fixedly connected to a connecting hose, the fixed rod (501) is respectively fixedly connected to two groups of connecting pipes (503), one end of the connecting hose away from the two-stage centrifugal pump (511) is fixedly connected to the lower end of the connecting pipe (503), the upper end of the connecting pipe (503) is fixedly connected to a connecting hose (504), the side of the connecting hose (504) away from the connecting pipe (503) is fixedly connected to a dosing pipe (509), and the lower end of the dosing pipe (509) is fixedly connected to a plurality of dosing nozzles (510).

2. An environmentally friendly agricultural sprayer as claimed in claim 1, characterized in that: A clamping device (2) is fixedly connected to the middle of the lower end of the support plate (1), a medicine box (3) is arranged at the lower end of the relatively inner side of the clamping device (2), and an electric control box (7) is fixedly connected to the right side of the lower end of the support plate (1).

3. An environmentally friendly agricultural sprayer as claimed in claim 1, characterized in that: A handrail (6) is provided on the right side of the upper end of the support plate (1), and the clamping device (2) comprises a fixing plate (201), a threaded rod (202) is slidably penetrated by the fixing plate (201) on the inner side thereof, and a clamping plate (203) is fixedly connected to the inner side thereof.

4. An environmentally friendly agricultural sprayer as claimed in claim 3, characterized in that: The outer ends of the clamping plate (203) located on both sides of the fixing plate (201) are threadedly connected to the limiting nut 2 (205) and the limiting nut 1 (204), and the upper right side of the medicine box (3) is fixedly connected to the medicine inlet pipe (4).

5. An environmentally friendly agricultural sprayer as claimed in claim 1, characterized in that: Support blocks (502) are fixedly connected to both sides of the upper end of the medicine box (3), a fixing rod (501) is fixedly connected to the upper end of the support block (502), an extension tube (506) is slidably connected to both sides of the interior of the fixing rod (501), and an anti-drop block (505) is fixedly connected to the relatively inner side of the extension tube (506).

6. An environmentally friendly agricultural sprayer as claimed in claim 5, characterized in that: The lower end of the fixing rod (501) is provided with a slide groove for the connecting hose (504) to slide, and the front ends of the fixing rod (501) are provided with threaded nails (507) on both sides, and the front end of the extension tube (506) is penetrated by a plurality of groups of threaded holes (508) adapted to the threaded nails (507), and a sealing strip is provided at the junction of the connecting hose (504) and the dosing tube (509).

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