CN223437726U

CN223437726U - Pesticide sprayer with improved nozzle

Info

Publication number: CN223437726U
Application number: CN202422979645.6U
Authority: CN
Inventors: 任翔; 裴小雨; 张先亮; 王星星; 王振玉; 高宇; 梁雨; 张玉芝
Original assignee: Institute of Cotton Research of Chinese Academy of Agricultural Sciences
Current assignee: Institute of Cotton Research of Chinese Academy of Agricultural Sciences
Priority date: 2024-12-04
Filing date: 2024-12-04
Publication date: 2025-10-17
Anticipated expiration: 2034-12-04

Abstract

The utility model discloses a pesticide sprayer with an improved nozzle, which relates to the technical field of sprayer nozzles, including a liquid inlet pipe, the left side of the liquid inlet pipe being fixedly connected to a venturi tube by screws, the left side of the venturi tube being fixedly connected to a connecting pipe by screws, the left side of the connecting pipe being provided with a rotating sleeve, the left side of the rotating sleeve being fixedly connected to a first chuck, the right side of the rotating sleeve being provided with a second chuck, the left side of the connecting pipe being rotatably connected to the inside of the second chuck, the inside of the first chuck being rotatably connected to a liquid outlet pipe, the end of the liquid outlet pipe being rotatably connected to an adjustable nozzle, a protective cover being sleeved on the outer surface of the liquid outlet pipe, and a protective assembly being provided on one side of the protective cover. The advantages of the utility model are that the spray angle of the adjustable nozzle can be adjusted on two axes, which increases the rotation range of the adjustable nozzle, the venturi tube increases the flow rate of the liquid medicine when the liquid medicine passes through, the protective assembly adopts a detachable connection method, and the protective plate can prevent the liquid medicine from being sprayed onto a person's face when the nozzle sprays the liquid medicine upward.

Description

Pesticide sprayer with improved nozzle

Technical Field

The utility model relates to the technical field of sprayer nozzles, in particular to a pesticide sprayer with an improved nozzle.

Background

The sprayer is a short term of spraying equipment, and is an appliance for making liquid medicine or other liquid into mist by utilizing the suction effect and uniformly spraying the mist onto other objects, and consists of a device for compressing air, a tubule, a nozzle and the like. In rural areas, sprayers are an essential agricultural implement for controlling plant diseases and insect pests. When the sprayer is used, the pesticide is put into the shell, and then water is added into the shell to dissolve the pesticide.

The existing sprayer has the spray head fixed at the tail end of the spray pipe, so that the angle of the spray head cannot be adjusted, and in some operations needing to be aimed at a spraying area, the position or angle of the sprayer can be adjusted by an operator due to the design of the fixed spray head, so that the limitation that the angle of the spray head cannot be adjusted is compensated, and the complexity and difficulty of operation are increased.

Disclosure of utility model

In order to solve the above technical problems, a pesticide sprayer with improved nozzle is provided, which solves the problems that the nozzle of the existing sprayer is fixed at the tail end of the spray pipe, so that the angle of the nozzle cannot be adjusted, and in some operations requiring alignment of the spraying area, the design of the fixed nozzle may cause the operator to need to adjust the position or angle of the sprayer so as to compensate the limitation that the angle of the nozzle cannot be adjusted, and the complexity and difficulty of the operation are increased.

In order to achieve the purpose, the pesticide sprayer with the improved nozzle comprises a liquid inlet pipe, wherein the left side of the liquid inlet pipe is fixedly connected with a venturi pipe through a screw, the left side of the venturi pipe is fixedly connected with a connecting pipe through a screw, the left side of the connecting pipe is provided with a rotating sleeve, the left side of the rotating sleeve is fixedly connected with a first chuck, the right side of the rotating sleeve is provided with a second chuck, the left side of the connecting pipe is rotatably connected with the inside of the second chuck, the inside of the first chuck is rotatably connected with a liquid outlet pipe, the tail end of the liquid outlet pipe is rotatably connected with an adjusting spray head, the outer surface of the liquid outlet pipe is sleeved with a protective cover, and one side of the protective cover is provided with a protective component.

Preferably, a plurality of first clamping grooves are formed in one side, far away from the connecting pipe, of the first chuck, a plurality of first clamping blocks are fixedly connected to the periphery of one side, close to the first chuck, of the liquid outlet pipe, and the first clamping blocks are matched with the first clamping grooves.

Preferably, a plurality of second clamping grooves are formed in one side, far away from the connecting pipe, of the second chuck, a plurality of second clamping blocks are connected to one side, close to the second chuck, of the connecting pipe, and the second clamping blocks are matched with the second clamping grooves.

Preferably, the protection component comprises a fixed block, the fixed block is fixedly connected to one side surface of the protection cover, and a connecting clamping groove is formed in one side, away from the protection cover, of the fixed block.

Preferably, the inside joint of connecting the draw-in groove has the joint post, the joint post is kept away from the one side fixedly connected with connecting plate of connecting the draw-in groove.

Preferably, an extension bar is fixedly connected to the side face of the connecting plate, the extension bar is L-shaped, and the tail end of the extension bar is fixedly connected with a protection plate through a fixing bolt.

Preferably, the protective cover has a conical structure with a narrow upper part and a wide lower part, and the conical structure is a cone or a pyramid.

Compared with the prior art, the utility model has the advantages that:

1. According to the utility model, the rotating sleeve is arranged to rotate with the connecting pipe through the second chuck, the liquid outlet pipe rotates with the rotating sleeve through the first chuck, so that the spraying angle of the adjusting spray head can be adjusted in a two-axis manner, the rotating range of the adjusting spray head is increased, the coverage area of the spray head can be enlarged through increasing the rotating range of the spray head, the spraying efficiency and effect are improved, and the accurate angle adjustment can help to realize more uniform spraying in a target area and reduce the missing or repeated spraying condition. This helps to improve the quality and effectiveness of the spraying operation.

2. According to the utility model, the venturi tube is arranged, so that the flow rate of the liquid medicine is increased when the liquid medicine passes through, the spray granularity can be improved by the high flow rate, so that the liquid medicine forms finer fog drops, better distribution and coverage of the liquid medicine are facilitated, the spray pressure of the spraying equipment can be improved by increasing the flow rate of the liquid medicine, and the liquid medicine can be sprayed at a higher speed and a longer distance, so that the spraying coverage and effect are improved.

3. According to the utility model, the protective cover and the protective component are arranged, so that the drift of the medicament can be reduced when the liquid medicament is sprayed, the medicament is more concentrated in the target area, the influence on the surrounding environment and non-target crops is reduced, the coverage range and uniformity of spraying are optimized, the protective component adopts a detachable connection mode, the protective plate can prevent the liquid medicament from being sprayed on the face when the spray head sprays the liquid medicament upwards, and the safety when the liquid medicament is sprayed is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a removal guard assembly according to the present utility model;

FIG. 3 is a schematic view of the removal guard assembly of the present utility model from another perspective;

FIG. 4 is an exploded view of the attachment block and attachment plate of the present utility model;

FIG. 5 is a schematic view of a protective component according to the present utility model;

Fig. 6 is an enlarged partial schematic view at a in fig. 2.

The reference numerals in the figures are:

1. A liquid inlet pipe; 2, a venturi tube, 3, a connecting tube, 4, a rotating sleeve, 5, a first chuck, 6, a second chuck, 7, a liquid outlet tube, 8, a first clamping block, 9, an adjusting spray head, 10, a protective cover, 11, a protective component, 1101, a fixed block, 1102, a connecting clamping groove, 1103, a clamping post, 1104, a connecting plate, 1105, an extension bar, 1106, a protection plate, 1107, a fixing bolt, 12, a second clamping groove, 13, a first clamping groove, 14 and a second clamping block.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

As shown in fig. 1 to 6, the embodiment of the utility model provides a pesticide sprayer with an improved nozzle, which comprises a liquid inlet pipe 1, wherein the left side of the liquid inlet pipe 1 is fixedly connected with a venturi pipe 2 through a screw, the venturi pipe 2 can generate a local low pressure area when fluid passes through the venturi pipe through a special contraction-expansion structure, the design can enhance the suction force of the sprayer, effectively suck pesticide liquid from the liquid inlet pipe 1 and accelerate the flow, improve the spraying efficiency and atomization effect, and ensure that the pesticide spraying is more uniform and resources are saved;

The venturi tube 2 is fixedly connected with a connecting tube 3 through a screw on the left side, a rotary sleeve 4 is arranged on the left side of the connecting tube 3, a first chuck 5 is fixedly connected on the left side of the rotary sleeve 4, a second chuck 6 is arranged on the right side of the rotary sleeve 4, the left side of the connecting tube 3 is rotationally connected inside the second chuck 6, a liquid outlet tube 7 is rotationally connected inside the first chuck 5, an adjusting spray head 9 is rotationally connected at the tail end of the liquid outlet tube 7, a protective cover 10 is sleeved on the outer surface of the liquid outlet tube 7, and a protective assembly 11 is arranged on one side of the protective cover 10.

When the spray nozzle is specifically used, the rotating sleeve 4 rotates with the connecting pipe 3 through the second chuck 6, the liquid outlet pipe 7 rotates with the rotating sleeve 4 through the first chuck 5, the spraying angle of the adjusting spray nozzle 9 can be adjusted in a two-axis mode, the rotating range of the adjusting spray nozzle 9 is increased, the flow rate of the liquid medicine is increased when the liquid medicine passes through the venturi pipe 2, the spraying granularity can be improved through the high flow rate, the liquid medicine forms finer fog drops, and the spray nozzle is favorable for better distribution and coverage of the liquid medicine. Above-mentioned protection casing 10 can reduce the drift of medicament when the liquid medicine sprays, and protection component 11 adopts detachable connected mode, and protection plate 1106 can prevent that the liquid medicine from spraying on the human face when the shower nozzle upwards sprays the liquid medicine, has improved the security when spraying the liquid medicine.

Specifically, a plurality of first draw-in grooves 13 have been seted up to one side that first chuck 5 kept away from connecting pipe 3, and drain pipe 7 is close to one side periphery fixedly connected with a plurality of first fixture blocks 8 of first chuck 5, first fixture block 8 and first draw-in groove 13 looks adaptation. This kind of joint design not only makes drain pipe 7 can install on first chuck 5 firmly, still is convenient for dismantle fast and change, has improved the flexibility of equipment and the convenience of maintaining. Meanwhile, the clamping structure ensures the stability of the liquid outlet pipe 7 in the rotation process, and reduces the spray direction deviation caused by loosening.

Specifically, a plurality of second clamping grooves 12 are formed in one side, far away from the connecting pipe 3, of the second chuck 6, a plurality of second clamping blocks 14 are connected to one side, close to the second chuck 6, of the connecting pipe 3, and the second clamping blocks 14 are matched with the second clamping grooves 12. The first chuck 5 and the second chuck 6 are inclined so that the adjusting nozzle 9 has a wider rotation range when rotating.

Specifically, the protection component 11 includes a fixing block 1101, the fixing block 1101 is fixedly connected to a surface of one side of the protection cover 10, and a connection clamping groove 1102 is formed in one side of the fixing block 1101 away from the protection cover 10. The protection component 11 adopts a detachable structure, and when the liquid medicine needs to be sprayed upwards, the protection plate 1106 and the extension strip 1105 can be connected through the clamping column 1103, and can be detached when not needed.

Specifically, the inside joint of connection draw-in groove 1102 has joint post 1103, and the one side that joint post 1103 kept away from connection draw-in groove 1102 is fixedly connected with connecting plate 1104. The fixing block 1101 and the connecting slot 1102 provide a stable foundation, so that the whole protection component 11 can be firmly installed on the protection cover 10 and is not easy to fall off.

Specifically, an extension bar 1105 is fixedly connected to the side surface of the connection plate 1104, the extension bar 1105 is L-shaped, and the tail end of the extension bar 1105 is fixedly connected with a protection plate 1106 through a fixing bolt 1107. The L-shaped extension bar 1105 increases the flexibility and stability of installation, while the protection plate 1106 can effectively prevent pesticide from splashing on the user or other non-target areas, thereby improving the safety and environmental protection of use.

Specifically, the conical structure with the upper part narrow and the lower part wide of the protective cover 10 is conical or pyramid, and the conical structure with the upper part narrow and the lower part wide is attractive, can effectively guide the flow direction of pesticide spray and reduce the scattering and the waste of the spray. At the same time, the design also helps to reduce back splash generated in the spraying process and protect the equipment and users from direct attack of pesticides. The conical or pyramid shape design can also disperse spray to a certain extent, so that the spray is more uniform and fine.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The pesticide sprayer with the improved spray nozzle is characterized by comprising a liquid inlet pipe (1), wherein the left side of the liquid inlet pipe (1) is fixedly connected with a venturi pipe (2) through a screw, the left side of the venturi pipe (2) is fixedly connected with a connecting pipe (3) through the screw, the left side of the connecting pipe (3) is provided with a rotating sleeve (4), the left side of the rotating sleeve (4) is fixedly connected with a first chuck (5), the right side of the rotating sleeve (4) is provided with a second chuck (6), the left side of the connecting pipe (3) is rotationally connected inside the second chuck (6), the first chuck (5) is rotationally connected with a liquid outlet pipe (7), the tail end of the liquid outlet pipe (7) is rotationally connected with an adjusting spray head (9), the outer surface of the liquid outlet pipe (7) is sleeved with a protective cover (10), and one side of the protective cover (10) is provided with a protective component (11).

2. The pesticide sprayer with improved nozzles according to claim 1, wherein a plurality of first clamping grooves (13) are formed in one side, far away from the connecting pipe (3), of the first chuck (5), a plurality of first clamping blocks (8) are fixedly connected to the periphery of one side, close to the first chuck (5), of the liquid outlet pipe (7), and the first clamping blocks (8) are matched with the first clamping grooves (13).

3. The pesticide sprayer with improved nozzles according to claim 1, wherein a plurality of second clamping grooves (12) are formed in one side, far away from the connecting pipe (3), of the second chuck (6), a plurality of second clamping blocks (14) are connected to one side, close to the second chuck (6), of the connecting pipe (3), and the second clamping blocks (14) are matched with the second clamping grooves (12).

4. The improved nozzle pesticide sprayer according to claim 1, wherein the protection component (11) comprises a fixed block (1101), the fixed block (1101) is fixedly connected to one side surface of the protection cover (10), and a connecting clamping groove (1102) is formed in one side, far away from the protection cover (10), of the fixed block (1101).

5. The pesticide sprayer with improved nozzles according to claim 4, wherein the connecting clamping groove (1102) is internally clamped with a clamping column (1103), and one side of the clamping column (1103) far away from the connecting clamping groove (1102) is fixedly connected with a connecting plate (1104).

6. The improved pesticide sprayer according to claim 5, wherein the side surface of the connecting plate (1104) is fixedly connected with an extension bar (1105), the extension bar (1105) is L-shaped, and the tail end of the extension bar (1105) is fixedly connected with a protection plate (1106) through a fixing bolt (1107).

7. A nozzle-modified pesticide sprayer in accordance with any one of claims 1 to 6, wherein the shield (10) has a tapered configuration with a narrow upper part and a wide lower part, and the tapered configuration is a cone or a pyramid.