CN217850991U

CN217850991U - Spray drift prevention device for spray rod spraying machine

Info

Publication number: CN217850991U
Application number: CN202221721490.0U
Authority: CN
Inventors: 符仁忠
Original assignee: Jiangsu World High Tech Agricultural Equipment Co Ltd
Current assignee: Jiangsu World High Tech Agricultural Equipment Co Ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-11-22
Anticipated expiration: 2032-07-04

Abstract

The utility model belongs to the technical field of plant protection machinery, a spray lance spraying machine is with preventing spraying drift device is related to, including setting up on the spray lance and correspond the subassembly that prevents drifting that sets up with the shower nozzle, prevent the subassembly that drifts including preventing the housing and setting up the airflow channel in preventing the housing both sides that drifts respectively, the below of preventing the housing both sides that drifts still is equipped with the aviation baffle, be equipped with the line type gas outlet between airflow channel and the aviation baffle, airflow channel's rear end is connected with the gas holder, the gas holder is used for receiving the compressed air of power compressor or hair-dryer to send compressed air to two airflow channel through the air current distribution valve. The utility model has the advantages of simple structure and convenient operation, can form reliable physical protection and air current protection at the shower nozzle periphery, keep apart through dual protection, can be more effectual the stability in assurance spraying droplet field and make the droplet sink, have and to reduce the droplet drift, practice thrift the pesticide use amount and alleviate advantages such as environmental pollution.

Description

Spray drift prevention device for spray rod spraying machine

Technical Field

The utility model belongs to the technical field of plant protection machinery, concretely relates to spray lance spraying machine is with preventing spraying device that wafts.

Background

The boom sprayer is used for spraying pesticides, herbicides, bactericides, growth regulators and other liquid medicines, preventing and controlling crop diseases, pests and weeds, and promoting healthy growth of crops, and is one of the most commonly used agricultural machinery.

However, the boom sprayer commonly used in the market at present lacks a device for preventing spray droplets from drifting, and the phenomenon of serious drift of the spray is caused in the operation process due to the influence of a natural wind field, especially at the wind speed of 5 knots or above, so that the phenomenon of pesticide residue or phytotoxicity of crops in a non-operation area due to drifting is easily caused, the utilization rate of the spray droplets is greatly reduced for the spray of the crops in the operation area, and the uniformity of the spray pesticide application of the crops in the operation area is also greatly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect and not enough that exist among the prior art, a simple structure of design, reliable and stable, both convenient effective can reduce the droplet drift again, practices thrift the pesticide use amount and alleviates environmental pollution's spray lance atomizer and prevent spraying drift device.

In order to achieve the above object, the utility model adopts the following technical scheme: the spray drift prevention device for the spray rod sprayer comprises a drift prevention assembly which is arranged on a spray rod and corresponds to a spray head, wherein the drift prevention assembly comprises a drift prevention housing and air flow channels which are respectively arranged on two sides of the drift prevention housing, air deflectors are further arranged below two sides of the drift prevention housing, and a linear air outlet is arranged between each air flow channel and each air deflector.

Preferably, the cross section of the anti-drift housing is in a trapezoidal structure with a narrow top and a wide bottom.

Preferably, the rear end of the airflow channel is connected with an air storage tank, and the air storage tank is used for receiving compressed air of a power compressor or a blower and sending the compressed air to the two airflow channels through an airflow distribution valve.

Preferably, a three-way shunt is arranged on a pipeline of the airflow distribution valve, two ends of the three-way shunt are respectively connected with the two airflow channels through air pipes, and the air pipes are connected with the airflow channels through air pipe quick connectors.

Preferably, the air deflector is connected to the anti-drift housing through a fixing bolt, and an elastic backing plate is arranged between the air deflector and the anti-drift housing.

Preferably, the anti-drift housing is connected to the spray rod in a sliding mode, and a buckle matched with the groove in the spray rod is arranged at the top of the anti-drift housing.

Preferably, the anti-drift housing is an engineering plastic injection molding part, and hollow connecting studs are arranged on the airflow channels on the two sides.

Preferably, the top of the anti-drift housing is further provided with an installation through hole matched with the spray head.

After the technical scheme is adopted, the utility model provides a pair of spray lance spraying machine is with preventing spraying drift device has following beneficial effect:

1. the utility model forms effective physical isolation to the spray head through the anti-drift housing arranged on the spray rod, thereby ensuring effective isolation to the external wind field in a certain area below the spray head;

2. the utility model conducts high pressure air flow through the air flow channel on the anti-drift housing, and forms a front and a rear groups of downward pressing air flow fields in the lower edge area of the anti-drift housing through the linear air outlets, thereby forming effective airflow type isolation action on the front and the rear sides of the spray droplets and ensuring the stability of the spray droplets;

3. in summary, the utility model can form reliable physical protection and airflow protection around the nozzle, and can more effectively ensure the stability of the spray droplet field and promote the droplets to sink through double protection and isolation;

4. the utility model can be changed according to the agricultural requirements of different crops by the arrangement mode of the anti-drift component corresponding to the spray head and the design of the sliding connection between the anti-drift cover shell and the spray rod, the matching installation is very flexible, and the anti-drift component is not limited and influenced by the agricultural requirements;

5. the utility model adopts injection molding engineering plastic technology, the whole quality is light, and the influence on the original installation structure is small;

6. the utility model discloses compact structure has avoided the huge gasbag structure of "air curtain" formula, does not receive the shower nozzle position to influence, and convenient the maintenance has adopted centralized gas holder structural arrangement more reasonable, and is less to original spray lance structural influence.

Drawings

FIG. 1 is a schematic structural view of an anti-drift spray device for a spray lance atomizer of the present invention;

fig. 2 is a schematic view of a part of the structure of the spray drift prevention device for the boom sprayer of the present invention;

FIG. 3 is a top view of the spray drift prevention device for the boom sprayer of the present invention;

fig. 4 is a schematic view of the working principle of the spray drift prevention device for the spray lance sprayer of the present invention;

fig. 5 is the installation structure diagram of the spray drift prevention device for the spray rod spraying machine of the utility model.

Wherein: the anti-drift device comprises an anti-drift component 1, an anti-drift housing 1-1, a buckle 1-1-1, a hollow connecting stud 1-1-2, a through hole 1-1-3, an air pipe quick connector 1-2, an air deflector 1-3, a fixing bolt 1-4, an elastic base plate 1-5, an air pipe 2, a three-way branching unit 3, a spray rod 4, a spray nozzle 5, a pipeline 7, an air flow distribution valve 8, an air storage tank 9 and a power compressor 10.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and 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 interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "above … …", "above … …", "above … … upper surface", "above", etc. may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The utility model relates to a spray lance spraying machine is with preventing device that drifts about that sprays, as shown in fig. 1-5, including setting up on spray lance 4 and the subassembly 1 that prevents drifts that sets up with shower nozzle 5 correspondence, prevent that drifts subassembly 1 is including preventing drifts housing 1-1 and setting up the airflow channel in preventing drifts housing 1-1 both sides respectively, the below of preventing drifts housing 1-1 both sides still is equipped with aviation baffle 1-3, be equipped with the line type gas outlet between airflow channel and the aviation baffle 1-3.

The cross section of the anti-drift housing 1-1 is a trapezoid structure with a narrow top and a wide bottom, the rear end of the airflow channel is connected with an air storage tank 9, the air storage tank 9 is used for receiving compressed air of a power compressor 10 or a blower and sending the compressed air to the two airflow channels through an airflow distribution valve 8, a three-way shunt 3 is arranged on a pipeline 7 of the airflow distribution valve 8, two ends of the three-way shunt 3 are respectively connected with the two airflow channels through an air pipe 2, the air pipe 2 is connected with the airflow channel through an air pipe quick connector 1-2, the air deflector 1-3 is connected to the anti-drift housing 1-1 through a fixing bolt 1-4, an elastic cushion plate 1-5 is arranged between the air deflector 1-3 and the anti-drift housing 1-1-1, the anti-drift housing 1-1 is connected to the spray rod 4 in a sliding mode, a buckle 1-1-1 matched with a groove in the spray rod 4 is arranged at the top of the anti-drift housing 1-1-1, the anti-drift housing 1-1 is made of engineering plastic pieces, hollow connecting bolts 1-2 are arranged on the airflow channels on two sides, and a through hole 1-5 matched with a spray head 1-1 is arranged at the top of the anti-1-1.

When the spray drift prevention device for the spray lance spraying machine is installed, the drift prevention housing 1-1 is firstly clamped on the spray lance 4, the through hole 1-1-3 is ensured to be arranged in the middle, then the spray head 5 is installed, and the one-to-one correspondence relationship between the drift prevention housing 1-1 and the spray head 5 is kept; when the anti-drift device is used, the anti-drift housing 1-1 can form effective physical isolation for the spray head 5, meanwhile, compressed air is conveyed to the front side and the rear side of the anti-drift housing 1-1, and a downward pressing wind field is formed through the linear air outlets to form effective airflow isolation for the front side and the rear side of spray droplets.

To sum up, the utility model provides a pair of spray lance spraying machine is with preventing spraying device that drifts away, simple structure, convenient operation can form reliable physical protection and air current protection at the shower nozzle periphery, have and to reduce the droplet and drift, practice thrift the pesticide use amount and alleviate advantages such as environmental pollution, have very big market value, are worth extensively popularizing and applying.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a spray lance spraying machine is with preventing spraying device that drifts about which characterized in that: the anti-drift spray gun comprises an anti-drift component (1) which is arranged on a spray rod (4) and corresponds to a spray head (5), wherein the anti-drift component (1) comprises an anti-drift housing (1-1) and airflow channels which are respectively arranged on two sides of the anti-drift housing (1-1), an air deflector (1-3) is further arranged below two sides of the anti-drift housing (1-1), and a linear air outlet is arranged between each airflow channel and each air deflector (1-3).

2. The spray drift prevention device for the boom sprayer of claim 1, wherein: the cross section of the anti-drift housing (1-1) is of a trapezoidal structure with a narrow upper part and a wide lower part.

3. The spray drift prevention device for the boom sprayer of claim 1, wherein: the rear ends of the airflow channels are connected with an air storage tank (9), and the air storage tank (9) is used for receiving compressed air of a power compressor (10) or a blower and sending the compressed air to the two airflow channels through an airflow distribution valve (8).

4. The spray drift prevention device for the boom sprayer of claim 3, wherein: the air distribution valve is characterized in that a three-way branching unit (3) is arranged on a pipeline (7) of the air distribution valve (8), two ends of the three-way branching unit (3) are connected with two air flow channels through air pipes (2) respectively, and the air pipes (2) are connected with the air flow channels through air pipe quick connectors (1-2).

5. The spray drift prevention device for the boom sprayer of claim 1, wherein: the air deflector (1-3) is connected to the anti-drift housing (1-1) through a fixing bolt (1-4), and an elastic backing plate (1-5) is arranged between the air deflector (1-3) and the anti-drift housing (1-1).

6. The spray drift prevention device for the boom sprayer of claim 1, wherein: the anti-drift housing (1-1) is connected to the spray rod (4) in a sliding mode, and the top of the anti-drift housing (1-1) is provided with a buckle (1-1-1) matched with the groove in the spray rod (4).

7. The spray drift prevention device for the boom sprayer of claim 1, wherein: the anti-drift housing (1-1) is an engineering plastic injection molding part, and hollow connecting studs (1-1-2) are arranged on the airflow channels on the two sides.

8. The spray drift prevention device for the boom sprayer of claim 1, wherein: the top of the anti-drift housing (1-1) is also provided with an installation through hole (1-1-3) matched with the spray head (5).