Forestry seedling raising pest control pesticide spreading device

Abstract

The utility model discloses a forestry seedling disease and pest control pesticide spreading device which comprises a sprayer body, one side of the sprayer body is connected with a spraying pipe, the outer end of the spraying pipe is provided with a main spraying head, the outer portion of the outer end of the spraying pipe is sleeved with a fixing sleeve, the two sides of the fixing sleeve are each provided with a movable block, and the tops of the movable blocks are provided with auxiliary spraying heads. A guide pipe is connected between the auxiliary spray head and the outer end of the spray pipe, the lower end of the spray pipe is sleeved with a sliding sleeve, a circular ring is arranged at the top end of the sliding sleeve, and pull shafts are movably connected between the two sides of the top of the circular ring and the bottom of the movable block. According to the forestry seedling disease and pest control pesticide spreading device, large-area multi-angle spraying can be achieved by enlarging the pesticide spraying range and adjusting the spraying angle, so that the requirement for all-directional pesticide spraying is met, and the spraying efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of forestry seedling cultivation, in particular to a pesticide spreading device for preventing and controlling plant diseases and insect pests in forestry seedling cultivation. Background Art

[0002] Forestry seedling cultivation refers to the process of cultivating high-quality seedlings suitable for afforestation or greening purposes using seeds or other propagation materials under artificial control conditions. In the process of forestry seedling cultivation, due to factors such as environmental conditions, seedlings' own immunity and population density, various diseases and insect pests are indeed prone to breed, which may cause serious harm to the forest seedlings under cultivation.

[0003] At present, most of the pest control measures generated during forestry seedling cultivation are carried out by manual spraying, and backpack sprayers are the most commonly used spraying tools. However, the existing backpack sprayers generally have a relatively small spraying range when in use, and the spraying angle is relatively single and cannot be sprayed over a large area at multiple angles, thereby failing to meet the needs of all-round spraying, resulting in low spraying efficiency. Utility Model Content

[0004] The utility model aims to provide a device for spreading pesticides for preventing and controlling plant diseases and insect pests in forestry seedlings, so as to solve the problem raised in the above-mentioned background technology that, when pests and diseases are currently controlled by spraying pesticides with a backpack sprayer in the process of forestry seedling cultivation, the spraying range of the backpack sprayer is relatively small, and the spraying angle is relatively single, so it is impossible to spray over a large area at multiple angles.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a forestry seedling pest control spraying device, comprising a sprayer body, a nozzle connected to one side of the sprayer body, a main nozzle arranged at the outer end of the nozzle, a fixed sleeve arranged on the outer sleeve of the outer end of the nozzle, movable blocks arranged on both sides of the fixed sleeve, an auxiliary nozzle arranged on the top of the movable block, a conduit connected between the auxiliary nozzle and the outer end of the nozzle, a sliding sleeve arranged on the outer sleeve of the lower end of the nozzle, a circular ring arranged on the top of the sliding sleeve, and pull shafts movably connected between the two sides of the top of the circular ring and the bottom of the movable block.

[0006] Preferably, pull rods are provided on both sides of the bottom of the circular ring, and pull rings are fixed to the bottom ends of the pull rods, and a hand-held sleeve which is sleeved on the outside of the nozzle is provided below the sliding sleeve.

[0007] Preferably, a support ring fixedly mounted on the outside of the nozzle is further provided below the sliding sleeve, and a support spring is connected between the top of the support ring and the bottom of the sliding sleeve, and the support spring is also mounted on the outside of the nozzle.

[0008] Preferably, an elastic support piece is connected between the bottom of the inner end of the movable block and the outer wall of the fixed sleeve, and the elastic support piece is a bent structure.

[0009] Preferably, a mounting hole is provided on the top of the movable block, and a clamping ring which matches the inner end structure of the auxiliary nozzle is provided inside the mounting hole.

[0010] Preferably, soft pads are bonded and fixed to the inner walls at the front and rear sides of the mounting hole, and the soft pads are arc-shaped structures.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the forestry seedling pest control spraying device can achieve large-area multi-angle spraying by expanding the spraying range of the agent and adjusting the spraying angle, thereby meeting the needs of all-round spraying of the agent and improving the spraying efficiency. The device arranges auxiliary nozzles on both sides of the main nozzle at the outer end of the nozzle, and the auxiliary nozzles can adjust the angle under the mutual cooperation of the sliding sleeve, the ring, the pull shaft and the movable block, so that the auxiliary nozzles and the main nozzles cooperate with each other to increase the spraying range, so that the efficiency of a single spray is higher and the range is more comprehensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of a pesticide spreading device for preventing and controlling plant diseases and insect pests in forestry seedling cultivation according to the utility model;

[0013] Figure 2 This is a schematic diagram of the top structure of a movable block of a forestry seedling pest control spraying device according to the utility model;

[0014] Figure 3 The utility model is a schematic diagram of the circular ring top structure of a pesticide spreading device for preventing and controlling plant diseases and insect pests in forestry seedling cultivation.

[0015] In the figure: 1, sprayer body; 2, nozzle; 3, fixed sleeve; 4, movable block; 41, mounting hole; 42, retaining ring; 43, cushion; 5, auxiliary nozzle; 6, guide tube; 7, main nozzle; 8, elastic support piece; 9, pull shaft; 10, circular ring; 11, sliding sleeve; 12, support spring; 13, support ring; 14, pull rod; 15, hand-held sleeve. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] See also Figure 1-3The utility model provides a technical solution: a forestry seedling pest control spraying device, comprising a sprayer body 1, a nozzle 2 is connected to one side of the sprayer body 1, a one-way valve is installed at the connection between the nozzle 2 and the sprayer body 1, a main nozzle 7 is fixedly installed on the outer end of the nozzle 2 through a threaded interface, a fixed sleeve 3 is provided on the outer sleeve of the outer end of the nozzle 2, the inner wall of the fixed sleeve 3 is welded and fixed to the outer wall of the nozzle 2, both sides of the fixed sleeve 3 are hinged with movable blocks 4 through a rotating shaft, an auxiliary nozzle 5 is provided on the top of the movable block 4, a guide tube 6 is connected between the auxiliary nozzle 5 and the outer end of the nozzle 2, the guide tube 6 is made of a hose material, and a sliding sleeve 11 is provided on the outer movable sleeve of the lower end of the nozzle 2, a ring 10 is provided on the top of the sliding sleeve 11, and the inner wall of the ring 10 also forms a sliding connection with the outer wall of the nozzle 2 The two sides of the top of the circular ring 10 are movably connected with the bottom of the movable block 4 by a pull shaft 9, and the connection between the pull shaft 9, the circular ring 10 and the movable block 4 is hinged by a pin shaft. When the sprayer body 1 of this structure sprays the agent from the main nozzle 7 through the nozzle 2, the agent inside the nozzle 2 can synchronously flow into the inside of the auxiliary nozzle 5 through the conduit 6 and be sprayed out, so that the main nozzle 7 and the two auxiliary nozzles 5 cooperate with each other to expand the range of spraying the agent, and the sliding sleeve 11 can drive the circular ring 10 to slide up and down outside the nozzle 2 to produce a linkage with the pull shaft 9. When the pull shaft 9 is subjected to force, it can drive the movable block 4 to adjust the inclination angle outside the fixed sleeve 3, so that the spraying angle of the auxiliary nozzle 5 can be adjusted to achieve large-area multi-angle spraying, avoiding the existing sprayer body 1 The main nozzle 7 is used to spray medicine, and there are problems such as a small spraying range and a single spraying angle, so as to meet the needs of all-round spraying of medicine and improve the spraying efficiency. Both sides of the bottom of the circular ring 10 are welded and fixed with vertically distributed pull rods 14, and the bottom end of the pull rod 14 is welded and fixed with a pull ring, and a hand-held sleeve 15 adhesively sleeved on the outside of the nozzle 2 is provided below the sliding sleeve 11. The hand-held sleeve 15 of this structure can be used for the operator to hold and pull the pull ring at the bottom of the pull rod 14, so as to conveniently control the sliding sleeve 11 to slide outside the nozzle 2, so as to realize the real-time control of the spraying angle of the auxiliary nozzle 5. A supporting ring 13 fixedly sleeved on the outside of the nozzle 2 is also provided below the sliding sleeve 11, and a supporting spring 12 is connected between the top of the supporting ring 13 and the bottom of the sliding sleeve 11. , and the support spring 12 is also sleeved on the outside of the nozzle 2. When the sliding sleeve 11 of this structure moves up and down, it will generate a force on the support spring 12 with the cooperation of the support ring 13, so that the support spring 12 can support the sliding sleeve 11, thereby improving the flexibility of adjusting the spraying angle of the auxiliary nozzle 5. An elastic support sheet 8 is connected between the bottom of the inner end of the movable block 4 and the outer wall of the fixed sleeve 3. The elastic support sheet 8 is made of a thin sheet of metal and has a bent structure. The elastic support sheet 8 of this structure can support the movable block 4 during the tilting movement to ensure that the auxiliary nozzle 5 can spray the agent more stably after the movable block 4 is adjusted. A mounting hole 41 is provided on the top of the movable block 4, and a clamping ring 42 that matches the inner end structure of the auxiliary nozzle 5 is provided inside the mounting hole 41.The outer walls of the clamp ring 42 on both sides are connected to the inner walls of the mounting hole 41 on both sides through the rotating shaft. The inner end of the auxiliary nozzle 5 of this structure can be embedded in the clamp ring 42 and fastened with screws. In this way, the clamp ring 42 can also move to a certain extent inside the mounting hole 41 through the rotating shaft, so that the auxiliary nozzle 5 installed on the movable block 4 can also swing at an angle, further improving the range of spraying the agent. Soft pads 43 are bonded and fixed to the inner walls on both sides of the mounting hole 41. The soft pads 43 can be made of sponge material and have an arc-shaped structure. The soft pads 43 of this structure can play a role of elastic support for the clamp ring 42 when it moves inside the mounting hole 41.

[0018] Working principle: When using the forestry seedling pest control spraying device, first, the inner ends of the two auxiliary nozzles 5 are embedded in the inside of the clamping ring 42 and fastened with screws. When the sprayer body 1 is in use, the operator holds the outside of the hand-held cover 15, and when the medicine is sprayed from the main nozzle 7 through the nozzle 2, the medicine inside the nozzle 2 can also flow into the inside of the auxiliary nozzle 5 through the conduit 6 and spray out. At the same time, the operator's hand can pull the pull ring at the bottom of the pull rod 14 in real time, and the pull rod 14 will drive the ring 10 and the sliding sleeve 11 when the force is applied. When the sleeve 11 slides downward on the outside of the nozzle 2 and moves downward, the support spring 12 will be compressed with the cooperation of the support ring 13, and the circular ring 10 will be linked to the movable block 4 through the pull shaft 9 when it moves downward. When the movable block 4 is pulled by the pull shaft 9, it will tilt on the outside of the fixed sleeve 3. When the movable block 4 tilts, it will compress the elastic support piece 8. When the movable block 4 tilts, the spraying angle of the auxiliary nozzle 5 will be changed synchronously. At this time, the two auxiliary nozzles 5 can cooperate with the main nozzle 7 to spray the medicine in a more comprehensive manner, thereby completing a series of tasks.

[0019] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A device for spraying pesticides for preventing and controlling plant diseases and insect pests in forestry seedlings, comprising a sprayer body (1), one side of the sprayer body (1) is connected to a nozzle (2), the outer end of the nozzle (2) is provided with a main nozzle (7), characterized in that: The outer end of the nozzle (2) is covered with a fixed sleeve (3), and movable blocks (4) are provided on both sides of the fixed sleeve (3). An auxiliary nozzle (5) is provided on the top of the movable block (4). A guide tube (6) is connected between the auxiliary nozzle (5) and the outer end of the nozzle (2). The outer end of the nozzle (2) is covered with a sliding sleeve (11), and a circular ring (10) is provided at the top of the sliding sleeve (11). A pull shaft (9) is movably connected between the two sides of the top of the circular ring (10) and the bottom of the movable block (4).

2. A device for spraying pesticides for preventing and controlling plant diseases and insect pests in forestry seedling cultivation according to claim 1, characterized in that: Pull rods (14) are provided on both sides of the bottom of the circular ring (10), and a pull ring is fixed to the bottom end of the pull rod (14), and a hand-held sleeve (15) sleeved on the outside of the nozzle (2) is provided below the sliding sleeve (11).

3. A pesticide spraying device for preventing and controlling plant diseases and insect pests in forestry seedling cultivation according to claim 1, characterized in that: A support ring (13) is also provided below the sliding sleeve (11) and is fixedly sleeved on the outside of the nozzle (2). A support spring (12) is connected between the top of the support ring (13) and the bottom of the sliding sleeve (11), and the support spring (12) is also sleeved on the outside of the nozzle (2).

4. A device for spraying pesticides for preventing and controlling plant diseases and insect pests in forestry seedling cultivation according to claim 1, characterized in that: An elastic support sheet (8) is connected between the bottom of the inner end of the movable block (4) and the outer wall of the fixed sleeve (3), and the elastic support sheet (8) is a bent structure.

5. The device for spraying pesticides for preventing and controlling plant diseases and insect pests in forestry seedling cultivation according to claim 1, characterized in that: A mounting hole (41) is provided at the top of the movable block (4), and a clamping ring (42) that matches the inner end structure of the auxiliary nozzle (5) is provided inside the mounting hole (41).

6. A device for spraying pesticides for preventing and controlling plant diseases and insect pests in forestry seedling cultivation according to claim 5, characterized in that: Soft pads (43) are bonded and fixed to the inner walls at the front and rear sides of the mounting hole (41), and the soft pads (43) are arc-shaped structures.

Images