Nursery stock insecticide spraying device for landscape garden construction

The mixing and spraying mechanisms, linked by the drive shaft and bevel gear set, solve the problem of uneven mixing of pesticide solution in traditional devices under limited outdoor power supply, and achieve uniform spraying of pesticide solution and efficient spraying of seedlings.

CN224139983UActive Publication Date: 2026-04-21SHENZHEN LEIXIN LANDSCAPE & CONSTR CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN LEIXIN LANDSCAPE & CONSTR CO LTD
Filing Date
2025-04-26
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

Traditional landscape gardening seedling spraying devices are difficult to operate continuously in outdoor power supply scenarios, and dead spots in the mixing cause drug sedimentation and uneven mixing of the solution, resulting in uneven spraying of seedlings.

Method used

A spraying device for seedlings in landscape gardening construction was designed. It adopts a mixing mechanism that links the drive shaft and bevel gear set, combined with a stirring rod and elastic scraper to achieve full-area disturbance and layered removal of the pesticide solution. With the help of the spraying mechanism's liquid control pump and pipeline support, it ensures uniform spraying of the pesticide solution.

Benefits of technology

It achieves continuous mixing and uniform spraying of the pesticide solution, saves energy and is environmentally friendly, avoids pesticide sedimentation and dead zones in the mixing, and improves the uniformity and efficiency of pesticide application to seedlings.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a landscape garden construction nursery stock insecticide spraying device in the technical field of landscape gardens, which comprises a trailer frame, a mixing mechanism and an insecticide spraying mechanism are arranged at the upper end of the trailer frame, the insecticide spraying mechanism is connected with a liquid outlet of the mixing mechanism through a pipeline, an insecticide liquid box is fixedly mounted at the upper end of the trailer frame, and the mixing mechanism comprises a transmission mechanism. The transmission mechanism comprises a first driving gear coaxially arranged on the outer wall of the transmission shaft in a sleeving mode, a first bevel gear orthogonally meshed with the first driving gear and a first transmission rod erected on the side face of the pesticide liquid box, and the lower end of the first transmission rod is in key connection with the first bevel gear. The mixing mechanism and the pesticide spraying mechanism are designed through kinetic energy chain type transmission and space collaboration, the continuous operation problem under the outdoor power supply limited scene is solved, the pesticide utilization rate is increased through cooperation of three-dimensional stirring and spraying, and the comprehensive technical scheme which is energy-saving, efficient, uniform in mixing and accurate in spraying is formed.
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Description

Technical Field

[0001] This utility model relates to the field of landscape architecture technology, specifically a spraying device for seedlings used in landscape architecture construction. Background Technology

[0002] Landscape architecture is centered on systematic planning and ecological design. It integrates elements such as natural topography, vegetation, water bodies, and artificial structures to construct a composite spatial system that combines ecological services, humanistic experience, and aesthetic expression, while respecting the local ecological background. Landscape tree spraying is centered on plant health management. It is a systematic measure for the prevention and control of tree diseases and pests, nutritional supplementation, or physiological regulation through scientific formulation of pesticides and precise application techniques.

[0003] Based on existing technologies for spraying seedlings in landscape gardening construction, it was found that traditional devices rely on manual stirring or motor-driven stirring shafts, which are difficult to operate continuously in outdoor scenarios with limited power supply. Furthermore, the lack of stirring dead zones can easily lead to drug sedimentation. During the spraying process, the drugs in the liquid may gradually sink to the bottom, with the liquid mixture containing a small amount of drugs being sprayed out, while the liquid mixture containing a large amount of drugs may accumulate at the bottom of the tank. This not only results in uneven mixing of the liquid but also causes uneven spraying of the seedlings.

[0004] Based on this, this utility model designs a spraying device for seedlings in landscape gardening construction to solve the above problems. Utility Model Content

[0005] The purpose of this utility model is to provide a spraying device for seedlings in landscape gardening construction, so as to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] A landscape gardening seedling spraying device includes a trailer frame, a vehicle-mounted suspension mounted on the lower end of the trailer frame, a drive shaft mounted on the vehicle-mounted suspension, a drive wheel mounted on the drive shaft, a mixing mechanism and a spraying mechanism provided at the upper end of the trailer frame, the spraying mechanism being connected to the outlet of the mixing mechanism via a pipeline, and a pesticide tank fixedly mounted at the upper end of the trailer frame. The mixing mechanism includes a transmission mechanism comprising: a first drive gear coaxially sleeved on the outer wall of the drive shaft, a first bevel gear orthogonally meshing with the first drive gear, and a first transmission rod mounted on the side of the pesticide tank, the lower end of the first transmission rod being keyed to the first bevel gear.

[0008] Optionally, a stirring rod is provided in the middle of the medicine tank, a stirring blade is fixedly installed on the outer wall of the stirring rod, and a scraper is fixedly installed at the lower end of the stirring rod. The scraper is made of elastic rubber, and the gap between its outer edge and the inner wall of the medicine tank is -mm. The stirring blade and the scraper work together to react with the solution inside the medicine tank.

[0009] Optionally, a first bevel gear is provided above the first drive gear, a first transmission rod is fixedly installed in the middle of the first bevel gear, and a second bevel gear is fixedly installed at the upper end of the first transmission rod.

[0010] Optionally, a limiting seat is provided on the outer side of the first transmission rod, and the limiting seat on the outer side of the first transmission rod is fixedly installed on the medicine tank.

[0011] Optionally, a bearing bracket is provided behind the second bevel gear, and a second transmission rod is fixed above the medicine tank by the bearing bracket. A third bevel gear and a fourth bevel gear are respectively provided at both ends of the second transmission rod. The fourth bevel gear meshes with the second drive gear provided at the upper end of the stirring rod.

[0012] Optionally, the spraying mechanism includes a liquid control pump and an injection pipe, with the liquid control pump fixedly connected to the left end of the liquid tank and the injection pipe fixedly connected to the left end of the liquid control pump.

[0013] Optionally, an infusion pipeline is fixedly connected to the end of the injection pipeline away from the control pump. A pipeline support is provided on the inner side of the infusion pipeline. The pipeline support is fixedly installed on the trailer frame. A spray nozzle is also fixedly installed on the infusion pipeline. Multiple spray nozzles are installed on the infusion pipeline.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] 1. This utility model includes a mixing mechanism. Through the linkage design of the transmission shaft and the bevel gear set, the stirring rod generates rotational power simultaneously. The stirring blade breaks up the stratification of the medicine liquid with a three-dimensional trajectory. The innovative design of the elastic scraper avoids hard friction wear and can remove the deposits on the tank wall in real time. Combined with the shear flow formed by the 1-2mm dynamic gap, the drug solubility is improved. The mixing mechanism does not require additional kinetic energy and does not consume additional energy. It can continuously mix the medicine liquid by means of the transmission power of the transmission shaft. Compared with the traditional motor drive solution, the energy saving rate can reach 100%.

[0016] 2. In this utility model, a spraying mechanism is provided. The coordinated design of the liquid control pump and the pipeline support enables the infusion pipeline to maintain constant pressure output even under vehicle bumpy conditions. The matrix layout of the spray nozzles forms a continuous spraying zone, achieving a wide spraying effect. Attached Figure Description

[0017] Figure 1 This is a three-dimensional front view structural diagram of the present invention;

[0018] Figure 2 This is a schematic diagram of the structure of this utility model from a frontal view.

[0019] Figure 3 This is a three-dimensional, bottom-view structural diagram of the present invention;

[0020] Figure 4 This is a top view of the structure of this utility model;

[0021] Figure 5 This is a three-dimensional sectional view of the structure of this utility model. Figure 1 ;

[0022] Figure 6 This is a three-dimensional sectional view of the structure of this utility model. Figure 2 ;

[0023] Figure 7 This is a three-dimensional top view of the structure of this utility model.

[0024] In the diagram: 1. Trailer frame; 2. Vehicle suspension; 3. Drive wheel; 4. Drive shaft; 5. Mixing mechanism; 501. Liquid tank; 502. Stirring rod; 503. Stirring blade; 504. Scraper; 505. First drive rod; 506. First bevel gear; 507. First drive gear; 508. Second bevel gear; 509. Bearing bracket; 510. Second drive rod; 511. Third bevel gear; 512. Fourth bevel gear; 513. Second drive gear; 6. Spraying mechanism; 601. Liquid control pump; 602. Injection pipe; 603. Infusion pipe; 604. Pipe support; 605. Spray nozzle. Detailed Implementation

[0025] In the description of this utility model, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature. In the description of this utility model, unless otherwise stated, "a plurality of" means two or more.

[0026] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0028] Please see Figures 1-7In this embodiment of the utility model, a landscape gardening seedling spraying device includes a trailer frame 1, a vehicle suspension 2 installed at the lower end of the trailer frame 1, a drive shaft 4 installed on the vehicle suspension 2, a drive wheel 3 installed on the drive shaft 4, a mixing mechanism 5 and a spraying mechanism 6 provided at the upper end of the trailer frame 1, the spraying mechanism 6 being connected to the outlet of the mixing mechanism 5 via a pipeline, a liquid tank 501 fixedly installed at the upper end of the trailer frame 1, the mixing mechanism 5 including a transmission mechanism, the transmission mechanism including: a first drive gear 507 coaxially sleeved on the outer wall of the drive shaft 4, a first bevel gear 506 orthogonally meshing with the first drive gear 507, a first transmission rod 505 mounted on the side of the liquid tank 501, the lower end of the first transmission rod 505 being keyed to the first bevel gear 506, a stirring rod 502 provided in the middle of the liquid tank 501, a stirring blade 503 fixedly installed on the outer wall of the stirring rod 502, and a scraper fixedly installed at the lower end of the stirring rod 502. Plate 504 and scraper 504 are made of elastic rubber. The gap between their outer edge and the inner wall of the medicine tank 501 is 1-2mm. Stirring blade 503 and scraper 504 work together to react with the solution inside the medicine tank 501. A first bevel gear 506 is provided above the first drive gear 507. A first transmission rod 505 is fixedly installed in the middle of the first bevel gear 506. A second bevel gear 508 is fixedly installed at the upper end of the first transmission rod 505. A limit seat is provided on the outer side of the first transmission rod 505. The limit seat on the outer side of the first transmission rod 505 is fixedly installed on the medicine tank 501. A bearing bracket 509 is provided behind the second bevel gear 508. The second transmission rod 510 above the medicine tank 501 is fixed by the bearing bracket 509. A third bevel gear 511 and a fourth bevel gear 512 are respectively provided at both ends of the second transmission rod 510. The fourth bevel gear 512 meshes with the second drive gear 513 provided at the upper end of the stirring rod 502.

[0029] The mixing mechanism 5 is driven by the rotational kinetic energy of the drive shaft 4 when the trailer is moving. The orthogonal meshing of the first drive gear 507 and the first bevel gear 506 transmits the power vertically to the first transmission rod 505. Then, through the bevel gear set of the second bevel gear 508, the third bevel gear 511 and the fourth bevel gear 512, the power is divided and converted into the bidirectional compound rotation of the stirring rod 502. The stirring blade 503 forms a multi-directional vortex in the medicine tank 501. Combined with the flexible scraper 504 with a dynamic gap of 1-2mm, the medicine residue on the tank wall is flexibly scraped, realizing the full-area disturbance and layering of the medicine. The elastic scraper 504 not only avoids metal friction damage to the tank, but also improves the drug dissolution rate through the shear flow effect, thus improving the mixing uniformity.

[0030] The spraying mechanism 6 includes a liquid control pump 601 and an injection pipe 602. The liquid control pump 601 is fixedly connected to the left end of the liquid tank 501. The injection pipe 602 is fixedly connected to the left end of the liquid control pump 601. An infusion pipe 603 is fixedly connected to the end of the injection pipe 602 away from the liquid control pump 601. A pipe support 604 is provided on the inner side of the infusion pipe 603. The pipe support 604 is fixedly installed on the trailer frame 1. Spraying nozzles 605 are also fixedly installed on the infusion pipe 603. Multiple spraying nozzles 605 are installed on the infusion pipe 603.

[0031] Before activation, the liquid control pump 601 needs to be connected to the control terminal of the drive vehicle tractor, etc. The spraying mechanism 6 draws the mixed liquid from the liquid tank 501 through the liquid control pump 601, and after being pressurized by the injection pipe 602, it is delivered to the infusion pipe 603. The pipe support 604 is fixed and buffers the impact of vehicle bumps. Finally, a uniform and wide-ranging liquid screen is formed through the matrix-distributed spray nozzles 605.

[0032] The working principle of this utility model is as follows: When in use, the trailer frame 1 needs to be connected to a drive vehicle such as a tractor. When the trailer frame 1 is towed, the transmission wheel 3 drives the transmission shaft 4 to rotate. Through the vertical meshing of the first drive gear 507 and the first bevel gear 506, the power is transmitted to the first transmission rod 505. The transmission rod synchronously drives the second bevel gear 508 and the third bevel gear 511. Finally, the second drive gear 513 drives the stirring rod 502 to rotate. The stirring blade 503 performs the stirring operation of the liquid in the liquid tank 501. The elastic scraper 504 scrapes the tank wall with a gap of 1-2mm to agitate the liquid. After the mixed liquid is pressurized by the liquid control pump 601, it is transported to the infusion pipeline 603 through the injection pipeline 602. The spray nozzle 605, which is fixed by the pipeline support 604, forms a fan-shaped atomized coverage. The whole process is driven by the vehicle's kinetic energy to realize the closed-loop operation of drug mixing and spraying.

[0033] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A landscape construction seedling pesticide spraying device, comprising a trailer frame (1), a vehicle-mounted suspension (2) is installed at the lower end of the trailer frame (1), a transmission shaft (4) is installed on the vehicle-mounted suspension (2), and a transmission wheel (3) is installed on the transmission shaft (4), characterized in that: The upper end of the trailer frame (1) is provided with a mixing mechanism (5) and a spraying mechanism (6). The spraying mechanism (6) is connected to the outlet of the mixing mechanism (5) through a pipeline. The upper end of the trailer frame (1) is fixedly installed with a liquid tank (501). The mixing mechanism (5) includes a transmission mechanism, which includes: a first drive gear (507) coaxially sleeved on the outer wall of the transmission shaft (4), a first bevel gear (506) orthogonally meshing with the first drive gear (507), and a first transmission rod (505) mounted on the side of the liquid tank (501). The lower end of the first transmission rod (505) is keyed to the first bevel gear (506).

2. The device according to claim 1, characterized in that: A stirring rod (502) is provided in the middle of the medicine tank (501). A stirring blade (503) is fixedly installed on the outer wall of the stirring rod (502). A scraper (504) is fixedly installed at the lower end of the stirring rod (502). The scraper (504) is made of elastic rubber, and the gap between its outer edge and the inner wall of the medicine tank (501) is 1-2 mm. The stirring blade (503) and the scraper (504) work together to react with the solution inside the medicine tank (501).

3. The device according to claim 1, characterized in that: A first bevel gear (506) is provided above the first drive gear (507), a first transmission rod (505) is fixedly installed in the middle of the first bevel gear (506), and a second bevel gear (508) is fixedly installed at the upper end of the first transmission rod (505).

4. The device according to claim 3, characterized in that: A limiting seat is provided on the outer side of the first transmission rod (505), and the limiting seat on the outer side of the first transmission rod (505) is fixedly installed on the medicine tank (501).

5. The device according to claim 4, characterized in that: A bearing bracket (509) is provided behind the second bevel gear (508). The bearing bracket (509) is fixed to the second transmission rod (510) above the medicine tank (501). A third bevel gear (511) and a fourth bevel gear (512) are respectively provided at both ends of the second transmission rod (510). The fourth bevel gear (512) meshes with the second drive gear (513) provided at the upper end of the stirring rod (502).

6. The device according to claim 1, characterized in that: The spraying mechanism (6) includes a liquid control pump (601) and an injection pipe (602). The liquid control pump (601) is fixedly connected to the left end of the liquid tank (501), and the injection pipe (602) is fixedly connected to the left end of the liquid control pump (601).

7. The device according to claim 6, characterized in that: The end of the injection pipe (602) away from the control pump (601) is fixedly connected to the infusion pipe (603). A pipe support (604) is provided on the inner side of the infusion pipe (603). The pipe support (604) is fixedly installed on the trailer frame (1). A spray nozzle (605) is also fixedly installed on the infusion pipe (603). Multiple spray nozzles (605) are installed on the infusion pipe (603).