CN219291701U

CN219291701U - Labor-saving handheld spraying device with large spraying area

Info

Publication number: CN219291701U
Application number: CN202223221392.3U
Authority: CN
Inventors: 刘耀文; 曾渊博; 丁捷; 王岚; 朱柯宇; 刘锦璇; 仪超
Original assignee: Sichuan Agricultural University
Current assignee: Sichuan Agricultural University
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-07-04
Anticipated expiration: 2032-12-02

Abstract

The utility model discloses a labor-saving handheld spraying device with large spraying area, which comprises a medicine water tank, wherein the upper end of the medicine water tank is connected with a sealing cover, the outer side of the medicine water tank is connected with a spraying rod, one side of the medicine water tank is connected with a compression tank through a compression pipe, braces are symmetrically connected between the compression tank and the medicine water tank, the outer side of the compression tank is connected with an air inlet pipe, one end of the air inlet pipe penetrates through the compression tank and is connected with a transmission mechanism for pressing air into the medicine water tank, the transmission mechanism comprises a rotating block, a central shaft is fixedly connected onto the rotating block, one end of the central shaft penetrates through the compression tank and is fixedly connected with a crank, the inner side of the compression tank is fixedly connected with a fixed plate, and the other end of the central shaft is rotatably connected onto the fixed plate. The utility model utilizes a bidirectional compression column structure, shortens the compression distance, enhances the compression effect, ensures that air can quickly enter the medicine water tank through the air inlet pipe, improves the spraying speed of the medicine water in the spray rod, improves the spray coverage range, and has reasonableness.

Description

Labor-saving handheld spraying device with large spraying area

Technical Field

The utility model relates to the technical field of spraying, in particular to a handheld spraying device which is labor-saving and large in spraying area.

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.

The existing sprayer is simple in structure, air is compressed into the barrel, so that liquid medicine is sprayed out of the spray rod, the compressed air is mostly in a hand-operated structure, the compression distance is required to be increased for ensuring that the liquid medicine is sprayed out of the spray rod continuously, the required compression time for spraying is prolonged, the initial speed of spray formation is low, and the coverage area is small.

Disclosure of Invention

The utility model aims at: in order to solve the problems, a labor-saving handheld spraying device with large spraying area is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a laborsaving and hand-held spraying device that spray area is big, includes the medicine water tank, medicine water tank upper end is connected with sealed lid, the medicine water tank outside is connected with the spray wand, medicine water tank one side is connected with the compression case through compression pipe, the symmetry is connected with the braces between compression case and the medicine water tank, the compression case outside is connected with the intake pipe, intake pipe one end runs through the compression case and is connected with the drive mechanism who is used for pressing into the medicine water tank with air.

Preferably, the transmission mechanism comprises a rotating block, a central shaft is fixedly connected to the rotating block, one end of the central shaft penetrates through the compression box and is fixedly connected with a crank, a fixed plate is fixedly connected in the compression box, and the other end of the central shaft is rotatably connected to the fixed plate.

Preferably, the fixed plate is fixedly connected with a fixed disc, and the inner side of the fixed disc is fixedly connected with a stop block.

Preferably, a rotating shaft is fixedly connected to one side of the rotating block, one end of the rotating shaft is slidably arranged in the fixed disc, and a hinge page is rotatably connected to the outer side of the rotating shaft.

Preferably, the hinge page is connected with the link through the articulated shaft, the link outside cover is equipped with the spacing ring, spacing ring fixed connection is in fixed plate one side.

Preferably, a compression cylinder is fixedly connected to one side of the fixing plate, a compression column is slidably connected to the compression cylinder, one end of the compression column is fixedly connected to the connecting frame, an air inlet pipe and a compression pipe are fixedly connected to the outer side of the compression cylinder, and a one-way air inlet valve is connected to the air inlet pipe.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. this application utilizes two-way compression post structure through adopting compression post structure, has shortened compression distance, has strengthened the compression effect for in the air can be fast through the intake pipe entering medicine water tank, improved the blowout speed of spraying pole chinese medicinal liquid, improve the spraying coverage, the structure has rationality.

2. This application is through adopting the compression case structure, utilizes the structure of compression case and liquid medicine case separation for operating personnel reduces the load of bearing on back when wearing, makes people can carry out spraying operation with a comfortable mode, reduces the uncomfortable sense when wearing.

Drawings

Fig. 1 shows a schematic structural diagram of an overall spray device provided according to an embodiment of the present utility model;

FIG. 2 shows a schematic diagram of the structure within a compression box provided in accordance with an embodiment of the present utility model;

fig. 3 shows a schematic structural view of a compression cylinder connection provided according to an embodiment of the present utility model.

Legend description:

1. a medicine water tank; 2. sealing cover; 3. a harness; 4. a compression box; 5. compressing the pipe; 6. a spray rod; 7. a compression column; 8. a connecting frame; 9. a crank; 10. an air inlet pipe; 11. a rotating block; 12. a fixed plate; 13. a fixing plate; 14. a stop block; 15. a rotation shaft; 16. a hinge page; 17. a hinge shaft; 18. a limiting ring; 19. a compression cylinder; 20. a one-way air inlet valve; 21. a central axis.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution:

the handheld atomizer that laborsaving and spraying area is big, including medicine water tank 1, medicine water tank 1 upper end is connected with sealed lid 2, and medicine water tank 1 outside is connected with spray rod 6, and medicine water tank 1 one side is connected with compression case 4 through compression pipe 5, and symmetry is connected with braces 3 between compression case 4 and the medicine water tank 1, and compression case 4 outside is connected with intake pipe 10, and intake pipe 10 one end runs through compression case 4 and is connected with the drive mechanism that is used for pressing into medicine water tank 1 with the air. The transmission mechanism comprises a rotating block 11, a central shaft 21 is fixedly connected to the rotating block 11, one end of the central shaft 21 penetrates through the compression box 4 and is fixedly connected with a crank 9, a fixed plate 13 is fixedly connected in the compression box 4, and the other end of the central shaft 21 is rotatably connected to the fixed plate 13. The fixed plate 13 is fixedly connected with a fixed disk 12, and the inner side of the fixed disk 12 is fixedly connected with a stop block 14. One side of the rotating block 11 is fixedly connected with a rotating shaft 15, one end of the rotating shaft 15 is arranged in the fixed disc 12 in a sliding mode, and the outer side of the rotating shaft 15 is rotatably connected with a hinge page 16. The hinge page 16 is connected with the link 8 through the hinge 17, and the outside cover of link 8 is equipped with spacing ring 18, and spacing ring 18 fixed connection is in fixed plate 13 one side. One side of the fixed plate 13 is fixedly connected with a compression cylinder 19, a compression column 7 is connected in a sliding manner in the compression cylinder 19, one end of the compression column 7 is fixedly connected to the connecting frame 8, the outer side of the compression cylinder 19 is fixedly connected with an air inlet pipe 10 and a compression pipe 5, and a one-way air inlet valve 20 is connected in the air inlet pipe 10.

Specifically, as shown in fig. 1, the transmission mechanism comprises a rotating block 11, a central shaft 21 is fixedly connected to the rotating block 11, one end of the central shaft 21 penetrates through the compression box 4 and is fixedly connected with a crank 9, a fixing plate 13 is fixedly connected in the compression box 4, and the other end of the central shaft 21 is rotatably connected to the fixing plate 13. The fixed plate 13 is fixedly connected with a fixed disk 12, and the inner side of the fixed disk 12 is fixedly connected with a stop block 14. The fixing plate 13 and the compression box 4 restrict rotation of the central shaft 21, and improve rotation stability of the central shaft 21.

Specifically, as shown in fig. 2, a rotating shaft 15 is fixedly connected to one side of the rotating block 11, one end of the rotating shaft 15 is slidably disposed in the fixed disc 12, and a hinge page 16 is rotatably connected to the outer side of the rotating shaft 15. The hinge page 16 is connected with the link 8 through the hinge 17, and the outside cover of link 8 is equipped with spacing ring 18, and spacing ring 18 fixed connection is in fixed plate 13 one side. The limiting ring 18 is utilized to enable the structure of the connecting frame 8 to move only in the vertical direction, so that the inclination of acting force is avoided, the acting force is shared to the inner wall of the compression cylinder 19, and the friction force is increased.

Specifically, as shown in fig. 3, one side of the fixing plate 13 is fixedly connected with a compression cylinder 19, a compression column 7 is slidably connected in the compression cylinder 19, one end of the compression column 7 is fixedly connected to the connecting frame 8, the outer side of the compression cylinder 19 is fixedly connected with an air inlet pipe 10 and a compression pipe 5, and a unidirectional air inlet valve 20 is connected in the air inlet pipe 10. By using bidirectional extrusion, the air movement speed is increased, namely the liquid medicine spraying speed is increased, so that the formed spray coverage range is wide.

In summary, in the hand-held spraying device with labor saving and large spraying area provided by the embodiment, the liquid medicine is injected into the liquid medicine tank 1 in advance, the sealing cover 2 is rotated, the shoulder belt 3 is worn on the shoulder of an operator, the liquid medicine tank 1 is arranged on the rear side of the human body, the compression box 4 is arranged on the front side of the human body, the spraying rod 6 is held by one hand, the crank 9 is rotated by the other hand to and fro, the crank 9 itself adopts a lever structure, the operation force of the operator can be greatly reduced, the rotating block 11 is lifted and rotated, the connecting frame 8 is pulled to be close to and far away from each other by the upper rotating shaft 15, the unidirectional air inlet valve 20 is closed when the connecting frame is close to each other, and the air in the compression cylinder 19 is compressed into the liquid medicine tank 1, so that the liquid medicine is extruded into the spraying rod 6; when the two air inlets are far away from each other, the one-way air inlet valve 20 is opened, external air enters the compression cylinder 19, and efficient spraying operation can be realized through repeated operation.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. Laborsaving and spray area is big hand-held spraying device, including medical kit (1), its characterized in that, medical kit (1) upper end is connected with sealed lid (2), medical kit (1) outside is connected with spray wand (6), medical kit (1) one side is connected with compression case (4) through compression pipe (5), symmetry is connected with braces (3) between compression case (4) and medical kit (1), compression case (4) outside is connected with intake pipe (10), intake pipe (10) one end runs through compression case (4) and is connected with the drive mechanism that is used for pressing into medical kit (1) with air.

2. The hand-held spraying device with labor saving and large spraying area according to claim 1, wherein the transmission mechanism comprises a rotating block (11), a central shaft (21) is fixedly connected to the rotating block (11), one end of the central shaft (21) penetrates through the compression box (4) and is fixedly connected with a crank (9), a fixing plate (13) is fixedly connected to the compression box (4), and the other end of the central shaft (21) is rotatably connected to the fixing plate (13).

3. The labor-saving handheld spraying device with large spraying area according to claim 2, wherein a fixed disc (12) is fixedly connected to the fixed plate (13), and a stop block (14) is fixedly connected to the inner side of the fixed disc (12).

4. A hand-held spraying device with labor saving and large spraying area according to claim 3, characterized in that a rotating shaft (15) is fixedly connected to one side of the rotating block (11), one end of the rotating shaft (15) is slidably arranged in the fixed disc (12), and a hinge page (16) is rotatably connected to the outer side of the rotating shaft (15).

5. The hand-held spraying device with labor saving and large spraying area according to claim 4, wherein the hinge page (16) is connected with a connecting frame (8) through a hinge shaft (17), a limiting ring (18) is sleeved outside the connecting frame (8), and the limiting ring (18) is fixedly connected to one side of the fixed plate (13).

6. The hand-held spraying device with labor saving and large spraying area according to claim 5, wherein a compression cylinder (19) is fixedly connected to one side of the fixing plate (13), a compression column (7) is slidably connected to the compression cylinder (19), one end of the compression column (7) is fixedly connected to the connecting frame (8), an air inlet pipe (10) and a compression pipe (5) are fixedly connected to the outer side of the compression cylinder (19), and a unidirectional air inlet valve (20) is connected to the air inlet pipe (10).