CN216704124U

CN216704124U - Solid feeding and stirring device with negative pressure dust removal function

Info

Publication number: CN216704124U
Application number: CN202122866224.9U
Authority: CN
Inventors: 王从爱; 王蕾; 王翔
Original assignee: Qingdao Jiner Agrochemicals R&d Co ltd
Current assignee: Qingdao Jiner Agrochemicals R&d Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-06-10
Anticipated expiration: 2031-11-22

Abstract

The utility model relates to a powder pesticide feeding device, in particular to a solid feeding and stirring device with a negative pressure dust removal function. Comprises a material cabin, a stirring mechanism, a plurality of negative pressure suction nozzles and a fan. The top of the material cabin is provided with a feeding port, and a feeding port cover is arranged on the feeding port in an openable and closable manner; the upper half part of the side wall of the material cabin is provided with a plurality of negative pressure holes. The stirring mechanism comprises a motor arranged at the center of the top of the material cabin, a stirring shaft with the starting end connected with the output shaft of the motor and the tail end extending into the material cabin, and a spiral stirring blade fixedly connected with the tail end of the stirring shaft. The negative pressure suction nozzle comprises a metal pipe, a horn mouth and an opening and closing filtering mechanism. The utility model uses the negative pressure suction nozzle to pump the air in the material cabin to produce negative pressure, so that the air flows into the material cabin from the material inlet. Therefore, dust stirred up by workers during charging can be brought into the material cabin together, and the dust cannot scatter around to harm the health of the workers.

Description

Solid feeding and stirring device with negative pressure dust removal function

Technical Field

The utility model relates to a powder pesticide feeding device, in particular to a solid feeding and stirring device with a negative pressure dust removal function.

Background

The pesticide is chemical for preventing and controlling diseases and pests and regulating plant growth. It is widely used in agriculture, forestry and animal husbandry production, environment and household sanitation, pest and disease control, and industrial product mildew and moth prevention. The pesticide includes granule pesticide, water agent pesticide etc. and no matter which kind of pesticide all contains multiple components, consequently all need fully stir the mixture with multiple raw and other materials in process of production, and this needs use solid to throw material agitating unit.

Workers add various raw materials (such as white carbon black, kaolin, raw pesticide and the like) into the material cabin through the feeding port, and the raw materials are stirred by the solid feeding stirring device to be fully mixed, so that the finished powder pesticide is obtained. However, the feeding port of the existing solid feeding and stirring device is not provided with a dust removal structure, so that a large amount of dust can be stirred in the process of adding raw materials into the material cabin from the feeding port by workers. Since most of these dusts have medicinal components, they have an influence on the health of workers whether they are directly inhaled into the lungs by workers or they fall on the skin or clothes of workers. The skin may be corroded slightly, and skin inflammation is caused; severe can even damage the lungs or cause toxicity.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solid feeding and stirring device with a negative pressure dust removal function, and aims to eliminate dust excited during feeding through negative pressure dust removal so as to protect the physical health of workers to the greatest extent.

In addition, the utility model also aims to provide a solid feeding and stirring device which is simple and reliable in structure and reduces the cost input.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

the utility model provides a solid feeding and stirring device with a negative-pressure dust removal function, which comprises a material cabin, a stirring mechanism, a plurality of negative-pressure suction nozzles and a fan, wherein the material cabin is provided with a plurality of vacuum outlets;

the top of the material cabin is provided with a feeding port, and a feeding port cover is arranged on the feeding port in an openable and closable manner; the upper half part of the side wall of the material cabin is provided with a plurality of negative pressure holes.

The stirring mechanism comprises a motor arranged at the center of the top of the material cabin, a stirring shaft with the starting end connected with the output shaft of the motor and the tail end extending into the material cabin, and a spiral stirring blade fixedly connected with the tail end of the stirring shaft.

The negative pressure suction nozzle comprises a metal pipe, a horn mouth and an opening and closing filtering mechanism, one end of the metal pipe is connected with the fan through a hose, and the other end of the metal pipe is connected with the horn mouth. The metal pipe is detachably arranged on the negative pressure hole through a connecting structure, and the horn mouth is arranged inside the material cabin.

The on-off filtering mechanism comprises a shaft tube arranged in the metal tube through a shaft tube support, an electromagnetic coil arranged on the shaft tube, a metal shaft rod arranged in the shaft tube and capable of sliding back and forth and an annular filter cloth, one end of the metal shaft rod is connected with the shaft tube through a return spring, and the other end of the metal shaft rod is provided with a plug block matched with the bell mouth. One end of the annular filter cloth is connected with the top of the bell mouth, and the other end of the annular filter cloth is connected with the plug block.

Furthermore, a dust cover is detachably arranged near the charging opening at the top of the material cabin.

Further, the upper surface of the charging port cover is provided with an annular handle, and the inner side of the dust cover is provided with a movable hook matched with the annular handle.

Further, a plurality of fixed supports are arranged on the outer surface of the upper half part of the side wall of the material cabin, and the fixed supports equally divide the circumference.

Further, the upper half part of the material cabin is cylindrical, and the lower half part of the material cabin is conical.

Further, the motor is arranged at the top of the material cabin through a motor reinforcing base.

Further, the motor reinforcing base is a channel steel.

Further, connection structure includes fixed ring, fixed ring's surface is provided with the screw thread.

The utility model achieves the following beneficial effects:

the utility model uses the negative pressure suction nozzle to pump the air in the material cabin to produce negative pressure, so that the air flows into the material cabin from the material inlet. Therefore, dust stirred up by workers during charging can be brought into the material cabin together, and the dust cannot scatter around to harm the health of the workers.

The negative pressure suction nozzle is isolated by the annular filter cloth, so that raw materials are prevented from being sucked into the negative pressure nozzle. In addition, the metal shaft lever and the chock block of the negative pressure suction nozzle can slide back and forth under the action of the electromagnetic coil and the reset spring, so that raw materials are prevented from being accumulated at the bell mouth, and the bell mouth is prevented from being blocked.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the closed state of the negative pressure suction nozzle.

Fig. 3 is a structural schematic diagram of the open state of the negative pressure suction nozzle.

In the figure, 1, a material cabin; 11. a feed inlet; 12. a charging port cover; 121. an annular handle; 13. a dust cover; 131. a movable hook; 14. a motor reinforcing base; 15. fixing a bracket; 16. a discharge port; 2. a stirring mechanism; 21. a motor; 22. a stirring shaft; 23. a helical mixing blade; 3. a negative pressure suction nozzle; 31. a metal tube; 32. a bell mouth; 33. a fixed ring; 34. opening and closing the filtering mechanism; 341. an axle tube; 342. an axle tube bracket; 343. a metal shaft; 344. a return spring; 345. a chock block; 346. an electromagnetic coil; 347. annular filter cloth.

Detailed Description

To facilitate an understanding of the present invention by those skilled in the art, specific embodiments thereof are described below with reference to the accompanying drawings.

As shown in fig. 1 to 3, the utility model provides a solid feeding and stirring device with a negative pressure dust removal function, which comprises a material cabin 1, a stirring mechanism 2, a plurality of negative pressure suction nozzles 3 and a fan.

The upper half part of the material cabin 1 is cylindrical, and the lower half part of the material cabin is conical. The top of the material cabin 1 is provided with a feed inlet 11, and the feed inlet 11 is provided with a feed inlet cover 12 which can be opened and closed. The upper surface of the filler door 12 is provided with an annular handle 121, and the annular handle 121 is convenient for a worker to open the filler door 12 on one hand and also for hanging the filler door 12 on a movable hook 131 of a dust cover 13 described below on the other hand. A dust cover 13 is detachably arranged near the feeding opening 11 at the top of the material cabin 1, the dust cover 13 is detachably arranged at the top of the material cabin 1 through a hanging buckle or a hasp, and a movable hook 131 matched with the annular handle 121 is arranged on the inner side of the dust cover 13. The dust cover 13 is used for preventing dust stirred up during charging from floating around, so that the dust is collected at one position and is conveniently sucked into the material cabin 1.

The outer surface of the side wall of the upper half part of the material cabin 1 is provided with a plurality of fixing supports 15, and the fixing supports 15 are equally distributed on the circumference. The fixing bracket 15 is used to fix the present invention to an upper floor or a bracket.

The lateral wall of the upper half part of the material cabin 1 is provided with a plurality of negative pressure holes, and the included angle between every two adjacent negative pressure holes is equal. Preferably, the upper half of the material cabin 1 near the charging opening 11 is not provided with a negative pressure hole to prevent the raw material from being directly sucked into a bell mouth 32.

The stirring mechanism 2 is used for stirring raw materials of the powder pesticide, so that the raw materials are uniformly mixed, and the pesticide effect is improved. The stirring mechanism 2 comprises a motor 21 arranged at the center of the top of the material cabin 1 through a motor reinforcing base 14, a starting end and a tail end, wherein the motor 21 is connected with an output shaft of the motor 21, the tail end of the motor extends into a stirring shaft 22 in the material cabin 1 and a spiral stirring blade 23 fixedly connected with the tail end of the stirring shaft 22, and the spiral stirring blade 23 is designed in a conical structure.

Further, the motor reinforcing base 14 is a channel steel.

The negative pressure suction nozzle 3 comprises a metal pipe 31, a bell mouth 32 and an opening and closing filter mechanism 34, one end of the metal pipe 31 is connected with the fan through a hose, and the other end of the metal pipe 31 is connected with the bell mouth 32. The metal pipe 31 is detachably arranged on the negative pressure hole through a connecting structure, and the bell mouth 32 is arranged inside the material cabin 1.

Further, the connecting structure comprises a fixing ring 33 arranged on the metal pipe 31, and the outer surface of the fixing ring 33 is provided with threads. During installation, the negative pressure suction nozzle 3 is screwed into the negative pressure hole through threads, and is directly screwed out during maintenance or replacement.

The open/close filter mechanism 34 includes a shaft tube 341 disposed in the metal tube 31 through a shaft tube holder 342, an electromagnetic coil 346 disposed on the shaft tube 341, a metal shaft 343 disposed in the shaft tube 341 and capable of sliding back and forth, and an annular filter cloth 347, wherein one end of the metal shaft 343 is connected to the shaft tube 341 through a return spring 344, and the other end is provided with a plug 345 fitted to the bell mouth 32. One end of the annular filter cloth 347 is connected to the top of the bell mouth 32, and the other end is connected to the plug 345. The function of the chock 345 is to close the bell mouth 32 on one hand, and prevent raw materials from entering the negative pressure suction nozzle 3 when the annular filter cloth 347 is damaged; on the other hand, the annular filter cloth 347 can be driven to move back and forth, and the raw materials are prevented from being accumulated on the annular filter cloth 347 to cause the blockage of the bell mouth 32.

Specifically, the using method of the utility model comprises the following steps:

firstly, opening the material inlet cover 12, and hanging the material inlet cover 12 on the movable hook 131; then pouring various raw materials into the feeding port 11; meanwhile, the electromagnetic coil 346 is electrified, the metal shaft lever 343 moves under the action of electromagnetic force, the return spring 344 is compressed, the plug 345 is separated from the bell mouth 32, the fan is started to suck air to form negative pressure in the material cabin 1, and dust is sucked into the material cabin 1; as time goes on, dust is gradually accumulated at the bell mouth 32, and at the moment, the electromagnetic coil 346 is powered off and powered on first, so that the metal shaft lever 343 drives the chock 345 to move back and forth; the process is repeated several times to shake off the dust accumulated at the bell mouth 32. And finally, after the raw materials are added, closing the material inlet cover 12 and opening the stirring mechanism 2.

The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a material agitating unit is thrown to solid with negative pressure dust removal function which characterized in that: comprises a material cabin (1), a stirring mechanism (2), a plurality of negative pressure suction nozzles (3) and a fan;

the top of the material cabin (1) is provided with a feeding port (11), and a feeding port cover (12) is arranged on the feeding port (11) in an openable and closable manner; the upper half part of the side wall of the material cabin (1) is provided with a plurality of negative pressure holes;

the stirring mechanism (2) comprises a motor (21) arranged at the center of the top of the material cabin (1), a stirring shaft (22) with the starting end connected with an output shaft of the motor (21) and the tail end extending into the material cabin (1), and a spiral stirring blade (23) fixedly connected with the tail end of the stirring shaft (22);

the negative pressure suction nozzle (3) comprises a metal pipe (31), a bell mouth (32) and a filter opening and closing mechanism (34), one end of the metal pipe (31) is connected with the fan through a hose, and the other end of the metal pipe (31) is connected with the bell mouth (32); the metal pipe (31) is detachably arranged on the negative pressure hole through a connecting structure, and the bell mouth (32) is arranged inside the material cabin (1);

the opening and closing filter mechanism (34) comprises a shaft tube (341) arranged in the metal tube (31) through a shaft tube bracket (342), an electromagnetic coil (346) arranged on the shaft tube (341), a metal shaft rod (343) arranged in the shaft tube (341) and capable of sliding back and forth and an annular filter cloth (347), one end of the metal shaft rod (343) is connected with the shaft tube (341) through a return spring (344), and the other end of the metal shaft rod is provided with a plug block (345) matched with the bell mouth (32); one end of the annular filter cloth (347) is connected with the top of the bell mouth (32), and the other end of the annular filter cloth is connected with the chock block (345).

2. The solid feeding and stirring device with the negative pressure dedusting function as claimed in claim 1, characterized in that: a dust cover (13) is detachably arranged near the charging opening (11) at the top of the material cabin (1).

3. The solid feeding and stirring device with the negative pressure dedusting function as claimed in claim 2, characterized in that: the upper surface of the charging port cover (12) is provided with an annular handle (121), and the inner side of the dust cover (13) is provided with a movable hook (131) matched with the annular handle (121).

4. The solid feeding and stirring device with the negative pressure dedusting function as claimed in claim 1, characterized in that: the outer surface of the upper half part of the side wall of the material cabin (1) is provided with a plurality of fixing supports (15), and the fixing supports (15) are equally distributed on the circumference.

5. The solid feeding and stirring device with the negative pressure dust removal function according to any one of claims 1 to 4, which is characterized in that: the upper half part of the material cabin (1) is cylindrical, and the lower half part of the material cabin is conical.

6. The solid feeding and stirring device with the negative pressure dedusting function as claimed in claim 1, characterized in that: the motor (21) is arranged at the top of the material cabin (1) through a motor reinforcing base (14).

7. The solid feeding and stirring device with the negative pressure dedusting function as claimed in claim 6, characterized in that: the motor reinforcing base (14) is a channel steel.

8. The solid feeding and stirring device with the negative pressure dedusting function as claimed in claim 1, characterized in that: the connecting structure comprises a fixed circular ring (33), and the outer surface of the fixed circular ring (33) is provided with threads.