Powder feeding device for powder spraying machine

Abstract

The utility model relates to the technical field of agricultural machinery, and discloses a powder feeding device for a dusting machine, the powder feeding device for a dusting machine comprises a support table, a storage tank is fixedly mounted on the upper surface of the support table, a connecting pipe is fixedly connected to the lower surface of the storage tank, a motor is fixedly mounted on the end of the connecting pipe, an end of the connecting pipe away from the motor is fixedly connected to a protective cover, a storage tank is arranged below the protective cover, and a dusting machine is fixedly mounted on the lower surface of the storage tank. The powder feeding device for a dusting machine, when the motor is started, drives the spiral auger on the rotating shaft to rotate, transports the powder in the storage tank to the inside of the protective cover and enters the storage tank, further the rotating shaft drives the main rotating plate and the auxiliary plate to rotate, so that the knocking block knocks on the inner wall of the protective cover to shake off the powder, and at the same time the rotation of the cam squeezes the air bag to make the air outlet pipe blow the powder downward, so that the powder falls into the storage tank better, which is convenient for the use of the powder and prevents the leakage of the powder.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural machinery, in particular to a powder feeding device for a powder spraying machine. Background Art

[0002] In agricultural production, in order to prevent pests and diseases, it is often necessary to use a duster to spray medicine on the surface of agricultural products. However, in some agricultural scenarios such as rubber production, the terrain of crop production is complex and it is not suitable for existing large-scale agricultural machinery spraying. Therefore, only manual back-carrying or hand-held dusters can be used.

[0003] According to the disclosed powder spraying machine and its vehicle-mounted powder spraying device (Announcement No.: CN215873219U), in the above application, mobile powder spraying operation is realized; thus, the utility model can conveniently carry powder to efficiently and safely carry out powder spraying operation in complex terrain. It solves the problem that agricultural powder spraying machines in the prior art are limited in applicable terrain, and manual powder spraying machines are labor-intensive, inefficient, and harmful to the human body.

[0004] However, in actual use of the above equipment, when the powder spraying operation of the powder sprayer is completed, it is necessary to load the powder manually, and the floating of the powder may have an adverse effect on the human body. In view of this, we propose a powder feeding device for the powder sprayer. Utility Model Content

[0005] The utility model aims to provide a powder feeding device for a powder spraying machine to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a powder feeding device for a powder spraying machine, comprising a support table, a storage tank is fixedly installed on the upper surface of the support table, a connecting pipe is fixedly connected to the lower surface of the storage tank, a motor is fixedly installed on the end of the connecting pipe, and a protective cover is fixedly connected to the end of the connecting pipe away from the motor, a storage tank is arranged below the protective cover, a powder spraying machine is fixedly installed on the lower surface of the storage tank, a feeding mechanism is arranged inside the protective cover, a sealing mechanism is arranged inside the protective cover, and the feeding mechanism comprises:

[0007] A spiral auger, the output end of the motor is fixedly connected to a rotating shaft, a spiral auger is fixedly installed on the surface of the rotating shaft, a cam is fixedly installed on the surface of the rotating shaft, and an end of the rotating shaft is fixedly connected to a main rotating plate;

[0008] An auxiliary plate, one end of the main rotating plate away from the rotating shaft is rotatably connected to the auxiliary plate, one end of the auxiliary plate away from the main rotating plate is rotatably connected to the movable plate, the outer side of the movable plate is slidably connected to the guide rail, the outer side of the movable plate is fixedly installed with a knocking block, the upper end of the inner wall of the protective cover is fixedly installed with an airbag, and the upper end of the inner wall of the protective cover is fixedly installed with an air outlet pipe.

[0009] Preferably, the sealing mechanism comprises a fixed cover, the inner wall of the protective cover is fixedly mounted with the fixed cover, a mounting groove is provided inside the fixed cover, the inner wall of the mounting groove is fixedly connected to a reset spring, and one end of the reset spring away from the mounting groove is fixedly connected to a sealing strip.

[0010] Preferably, the number of the return springs is set to be several, and the several return springs are fixedly installed on the inner wall of the installation groove in a circular array.

[0011] Preferably, the end of the guide rail is fixedly mounted on the inner wall of the protective cover, and the width of the slide rail inside the guide rail is adapted to the width of the movable plate.

[0012] Preferably, one end of the airbag is fixedly connected to an outlet pipe, the number of the outlet pipes is set to be several, and the outlet pipes are fixedly installed in a circular array on the upper end of the inner wall of the protective cover. One end of the airbag is fixedly connected to the outlet valve, and the other end of the airbag is fixedly connected to the inlet valve.

[0013] Preferably, a discharge pipe is provided at one end of the connecting pipe away from the motor, and one end of the discharge pipe away from the connecting pipe is fixedly connected to the inner wall of the protective cover.

[0014] Compared with the prior art, the utility model provides a powder feeding device for a powder spraying machine, which has the following beneficial effects:

[0015] 1. The powder feeding device for the powder spraying machine is provided with a feeding mechanism. The motor starts to drive the spiral auger on the rotating shaft to rotate, and the powder in the storage tank is transported to the inside of the protective cover and enters the storage tank. The rotating shaft further drives the main rotating plate and the auxiliary plate to rotate, so that the knocking block knocks on the inner wall of the protective cover to shake off the powder. At the same time, the rotation of the cam squeezes the air bag to make the air outlet pipe blow the powder downward, so that the powder can fall into the storage tank better, which is convenient for the use of the powder and prevents the leakage of the powder.

[0016] 2. The powder feeding device for the powder sprayer is provided with a sealing mechanism, and the fixed cover fixes the feed pipe of the storage tank. At the same time, under the elastic force of the return spring, the sealing strip seals the fixed cover and the feed pipe interface to prevent the powder from scattering to the outside. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the main structure of the utility model;

[0018] Figure 2 It is a three-dimensional schematic diagram of the cross section of the structure of the utility model;

[0019] Figure 3 It is a three-dimensional schematic diagram of the internal section of the structural protective cover of the utility model;

[0020] Figure 4 It is a three-dimensional schematic diagram of the cam part of the structure of the utility model;

[0021] Figure 5 It is a three-dimensional schematic diagram of the cross section of the structural fixing cover of the utility model.

[0022] In the figure: 1. support table; 2. storage tank; 3. feeding mechanism; 301. spiral auger; 302. rotating shaft; 303. cam; 304. main rotating plate; 305. auxiliary plate; 306. moving plate; 307. knocking block; 308. guide rail; 309. air bag; 310. exhaust pipe; 4. sealing mechanism; 401. fixed cover; 402. mounting groove; 403. sealing strip; 404. reset spring; 5. motor; 6. connecting pipe; 7. protective cover; 8. storage tank; 9. powder sprayer. DETAILED DESCRIPTION

[0023] like Figure 1-Figure 5 As shown, the utility model provides a technical solution: a powder feeding device for a powder sprayer, comprising a support table 1, a storage tank 2 is fixedly installed on the upper surface of the support table 1, a connecting pipe 6 is fixedly connected to the lower surface of the storage tank 2, a motor 5 is fixedly installed at the end of the connecting pipe 6, and a protective cover 7 is fixedly connected to the end of the connecting pipe 6 away from the motor 5, a storage tank 8 is arranged below the protective cover 7, a powder sprayer 9 is fixedly installed on the lower surface of the storage tank 8, a feeding mechanism 3 is arranged inside the protective cover 7, a sealing mechanism 4 is arranged inside the protective cover 7, and the feeding mechanism 3 comprises a spiral auger 301, a rotating shaft 302, a cam 303, a main rotating plate 304, an auxiliary plate 305, a movable plate 306, a knocking block 307, a guide rail 308, an air bag 309, and an air outlet pipe 310.

[0024] In one embodiment of the utility model, the output end of the motor 5 is fixedly connected to the rotating shaft 302, the spiral auger 301 is fixedly installed on the surface of the rotating shaft 302, the cam 303 is fixedly installed on the surface of the rotating shaft 302, the end of the rotating shaft 302 is fixedly connected to the main rotating plate 304, the end of the main rotating plate 304 away from the rotating shaft 302 is rotatably connected to the auxiliary plate 305, the end of the auxiliary plate 305 away from the main rotating plate 304 is rotatably connected to the movable plate 306, the outer side of the movable plate 306 is slidably connected to the guide rail 308, the outer side of the movable plate 306 is fixedly installed with a knocking block 307, the upper end of the inner wall of the protective cover 7 is fixedly installed with an air bag 309, and the upper end of the inner wall of the protective cover 7 is fixedly installed with an air outlet pipe 310.

[0025] In addition, the sealing mechanism 4 includes a fixed cover 401, the fixed cover 401 is fixedly installed on the inner wall of the protective cover 7, an installation groove 402 is opened inside the fixed cover 401, the inner wall of the installation groove 402 is fixedly connected to a reset spring 404, and one end of the reset spring 404 away from the installation groove 402 is fixedly connected to a sealing strip 403, and the number of the reset springs 404 is set to be several, and several reset springs 404 are fixedly installed in a circular array on the inner wall of the installation groove 402, so that the sealing strip 403 can better seal the contact point between the feed pipe of the storage tank 8 and the fixed cover 401.

[0026] In an embodiment of the utility model, the end of the guide rail 308 is fixedly mounted on the inner wall of the protective cover 7, the width of the slide rail inside the guide rail 308 is adapted to the width of the movable plate 306, one end of the airbag 309 is fixedly connected to the air outlet pipe 310, the number of the air outlet pipes 310 is set to be several, and the several air outlet pipes 310 are fixedly mounted in a circular array on the upper end of the inner wall of the protective cover 7 to blow air over a larger area of ​​the inner wall of the protective cover 7, one end of the airbag 309 is fixedly connected to the air outlet valve, and the other end of the airbag 309 is fixedly connected to the air inlet valve, so that the airbag 309 can blow and inhale, and a discharge pipe is provided at one end of the connecting pipe 6 away from the motor 5, and one end of the discharge pipe is fixedly connected to the inner wall of the protective cover 7 away from the connecting pipe 6, so that the spiral auger 301 can transport the powder to the inside of the storage tank 8 through the discharge pipe.

[0027] In the utility model, when in use, the motor 5 is started to drive the spiral auger 301 on the rotating shaft 302 to rotate, and the powder in the storage tank 2 is transported to the inside of the protective cover 7 and enters the storage tank 8. The rotating shaft 302 further drives the main rotating plate 304 and the auxiliary plate 305 to rotate, so that the knocking block 307 knocks on the inner wall of the protective cover 7 to shake off the powder. At the same time, the rotation of the cam 303 squeezes the air bag 309 to make the air outlet pipe 310 blow the powder downward, so that the powder can fall into the storage tank 8 better, which is convenient for the use of the powder and prevents the leakage of the powder.

[0028] Furthermore, the fixed cover 401 fixes the feed pipe of the storage tank 8, and the sealing strip 403 seals the fixed cover 401 and the feed pipe interface under the elastic force of the return spring 404 to prevent the powder from scattering to the outside.

[0029] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A powder feeding device for a powder spraying machine, comprising a support platform (1), a material storage tank (2) is fixedly mounted on the upper surface of the support platform (1), a connecting pipe (6) is fixedly connected to the lower surface of the material storage tank (2), a motor (5) is fixedly mounted on the end of the connecting pipe (6), an end of the connecting pipe (6) away from the motor (5) is fixedly connected to a protective cover (7), a material storage tank (8) is arranged below the protective cover (7), and a powder spraying machine (9) is fixedly mounted on the lower surface of the material storage tank (8), characterized in that: A feeding mechanism (3) is arranged inside the protective cover (7), a sealing mechanism (4) is arranged inside the protective cover (7), and the feeding mechanism (3) comprises: A spiral auger (301), the output end of the motor (5) is fixedly connected to a rotating shaft (302), the surface of the rotating shaft (302) is fixedly mounted with the spiral auger (301), the surface of the rotating shaft (302) is fixedly mounted with a cam (303), and the end of the rotating shaft (302) is fixedly connected to a main rotating plate (304); An auxiliary plate (305), one end of the main rotating plate (304) away from the rotating shaft (302) is rotatably connected to the auxiliary plate (305), one end of the auxiliary plate (305) away from the main rotating plate (304) is rotatably connected to the movable plate (306), the outer side of the movable plate (306) is slidably connected to the guide rail (308), the outer side of the movable plate (306) is fixedly installed with a knocking block (307), the upper end of the inner wall of the protective cover (7) is fixedly installed with an air bag (309), and the upper end of the inner wall of the protective cover (7) is fixedly installed with an air outlet pipe (310).

2. A powder feeding device for a powder spraying machine according to claim 1, characterized in that: The sealing mechanism (4) comprises a fixed cover (401), the fixed cover (401) is fixedly mounted on the inner wall of the protective cover (7), a mounting groove (402) is provided inside the fixed cover (401), a return spring (404) is fixedly connected to the inner wall of the mounting groove (402), and one end of the return spring (404) away from the mounting groove (402) is fixedly connected to a sealing strip (403).

3. A powder feeding device for a powder spraying machine according to claim 2, characterized in that: The number of the return springs (404) is set to be a plurality, and the plurality of return springs (404) are fixedly installed on the inner wall of the installation groove (402) in a circular array.

4. A powder feeding device for a powder spraying machine according to claim 1, characterized in that: The end of the guide rail (308) is fixedly mounted on the inner wall of the protective cover (7), and the width of the slide rail inside the guide rail (308) is adapted to the width of the movable plate (306).

5. The powder feeding device for a powder spraying machine according to claim 1, characterized in that: One end of the airbag (309) is fixedly connected to an air outlet pipe (310), the number of the air outlet pipes (310) is set to be a plurality, and the plurality of air outlet pipes (310) are fixedly installed in a circular array on the upper end of the inner wall of the protective cover (7), one end of the airbag (309) is fixedly connected to an air outlet valve, and the other end of the airbag (309) is fixedly connected to an air inlet valve.

6. A powder feeding device for a powder spraying machine according to claim 1, characterized in that: An end of the connecting pipe (6) away from the motor (5) is provided with a discharge pipe, and an end of the discharge pipe away from the connecting pipe (6) is fixedly connected to the inner wall of the protective cover (7).

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