CN215390605U

CN215390605U - Screening plant is used in compound fertilizer production

Info

Publication number: CN215390605U
Application number: CN202023040167.0U
Authority: CN
Inventors: 杨俊彦; 李晗; 邓星祥
Original assignee: Hunan Wodi Ecological Fertilizer Co ltd
Current assignee: Hunan Wodi Ecological Fertilizer Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2022-01-04
Anticipated expiration: 2030-12-16

Abstract

A screening device for compound fertilizer production comprises a machine base, a machine shell, a rotary screen and a first driving motor, wherein the machine shell is fixedly arranged on the machine base, the rotary screen is arranged in the machine shell, and the rotary screen is connected with the first driving motor through a first rotating shaft; the machine shell is internally provided with a knocking mechanism, a high-pressure air pipe and a brush, the knocking mechanism can knock the drum screen, the high-pressure air pipe is fixedly arranged above the drum screen and is connected with a blowing mechanism through an air duct, and the high-pressure air pipe is provided with air outlets which are distributed along the axial direction of the drum screen and used for blowing off materials blocking the drum screen; the brush is in contact with the drum screen; the knocking mechanism knocks the drum screen, and materials on the drum screen fall off or loosen due to vibration; when the high-pressure air pipe blows downwards, materials in the sieve holes of the drum sieve are easy to fall off under the action of air flow and gravity.

Description

Screening plant is used in compound fertilizer production

Technical Field

The utility model relates to the technical field of fertilizer production, in particular to a screening device for compound fertilizer production.

Background

In the compound production field, cylinder screening plant has simple structure, conveniently arranges, efficient, the high advantage of screening precision, and the drum sieve roll in-process, the material sieves when the drum sieve internal motion, and the energy consumption is low, very is fit for compound fertilizer production's demand.

However, after the roller screen is used for a period of time, the screen holes of the roller screen are often blocked by materials, which affects the screening efficiency of the roller screen. Current drum sieve adopts inside brush that sets up to clear up the drum sieve usually, can not be with drum sieve clean up, consequently need set up a from effectual drum screening plant of clearance urgently.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a screening device for compound fertilizer production, which can automatically clean a drum screen.

In order to achieve the purpose, the utility model provides a screening device for producing a compound fertilizer, which comprises a base, a machine shell, a drum screen and a first driving motor, wherein the machine shell is fixedly arranged on the base; the machine shell is internally provided with a knocking mechanism, a high-pressure air pipe and a brush, the knocking mechanism can knock the drum screen, the high-pressure air pipe is fixedly arranged above the drum screen and is connected with a blowing mechanism through an air duct, and the high-pressure air pipe is provided with air outlets which are distributed along the axial direction of the drum screen and used for blowing off materials blocking the drum screen; the brush is in contact with the drum screen.

Further, the knocking mechanism comprises a knocking ball and a connecting rope, the knocking ball is connected to the second rotating shaft through the connecting rope, and the second rotating shaft is connected with the second driving motor.

Further, the first driving motor, the blowing mechanism and the second driving motor are all connected with the controller.

Further, an illuminating lamp is arranged inside the machine shell.

Furthermore, a camera device is arranged inside the casing.

Further, the air outlet is arranged to be a straight-line-shaped slit which is distributed along the axial direction of the drum screen.

Further, when the drum screen rotates, after the bottom of the drum screen screens the materials, the knocking mechanism, the high-pressure air pipe and the brush clean the materials in sequence.

Furthermore, the included angle between the central axis of the drum screen and the horizontal plane is 8-15 degrees.

The utility model has the beneficial effects that: compared with the traditional roller screening device, the screening device for producing the compound fertilizer is also provided with a knocking mechanism and a high-pressure air pipe; the knocking mechanism knocks the drum screen, and materials on the drum screen fall off or loosen due to vibration; the high-pressure air pipe is positioned above the drum screen, and when air is blown downwards, materials in the screen holes of the drum screen are easy to fall off under the action of air flow and gravity; the brush is also kept to further enhance the cleaning effect of the drum screen.

Drawings

FIG. 1 is a schematic structural diagram of a screening device for compound fertilizer production.

Fig. 2 is a schematic sectional view (housing part) taken along a-a direction in fig. 1.

In the drawings: 1. a machine base; 2. a housing; 3. a drum screen; 4. a first drive motor; 5. a first rotating shaft; 6. a high-pressure air pipe; 7. a brush; 8. an air duct; 9. an air outlet; 10. knocking and hitting the ball; 11. connecting ropes; 12. a second rotating shaft; 13. a second drive motor; 14. and an air blowing mechanism.

Detailed Description

Embodiments of the present invention are further described below with reference to the accompanying drawings.

Examples

Referring to fig. 1 to 2, in order to achieve the above object, the present invention provides a screening device for producing a compound fertilizer, including a base 1, a casing 2, a drum screen 3 and a first driving motor 4, wherein the casing 2 is fixedly disposed on the base 1, the drum screen 3 is disposed inside the casing 2, and the drum screen 3 is connected to the first driving motor 4 through a first rotating shaft 5; the machine shell 2 is also internally provided with a knocking mechanism, a high-pressure air pipe 6 and a brush 7, the knocking mechanism can knock the drum screen 3, the high-pressure air pipe 6 is fixedly arranged above the drum screen 3, the high-pressure air pipe 6 is connected with a blowing mechanism 14 through an air duct 8, and the high-pressure air pipe 6 is provided with air outlets 9 which are distributed along the axial direction of the drum screen 3 and used for blowing off materials blocking the drum screen 3; the brush 7 is contacted with the drum screen 3; the drum screen 3 is driven by a first driving motor 4, the drum screen 3 screens materials when rotating, and in order to prevent the materials from blocking the drum screen 3, a knocking mechanism, a high-pressure air pipe 6 and a brush 7 are arranged in the machine base 1 and can remove the materials blocking the screen holes of the drum screen 3; the drum screen 3 is knocked by the knocking mechanism, and materials on the drum screen 3 fall off or are loosened due to vibration; the high-pressure air pipe 6 is positioned above the drum screen 3, and when air is blown downwards, materials in the screen holes of the drum screen 3 are easy to fall off under the action of air flow and gravity; the brush 7 is also retained to further enhance the cleaning effect of the trommel 3.

The knocking mechanism comprises a knocking ball 10 and a connecting rope 11, the knocking ball 10 is connected to a second rotating shaft 12 through the connecting rope 11, and the second rotating shaft 12 is connected with a second driving motor 13; when the second rotating shaft 12 rotates, the knocking ball 10 is driven by the connecting rope 11 to knock the drum screen 3, the drum screen 3 vibrates after being knocked by the knocking ball 10, and materials in the screen holes fall off or are loosened due to vibration.

The first driving motor 4, the blower mechanism 14 and the second driving motor 13 are all connected with the controller; the controller can control the first driving motor 4 to start or close the screening device, can adjust the air outlet speed of the air outlet 9 on the high-pressure air pipe 6 by adjusting the air blowing mechanism 14, and can conveniently control the knocking frequency and the force of the knocking mechanism by adjusting the power of the second driving motor 13.

The inside light that is provided with of casing 2 conveniently observes the inside condition of casing 2, and conveniently overhauls it.

Still be provided with camera device in casing 2, monitor the behavior of drum sieve 3 to the running state of screening plant can be in time adjusted to the information that can feed back through camera device.

The air outlet 9 is a straight line-shaped slit which is distributed along the axial direction of the drum screen 3, so that the air outlet speed can be enhanced, and the cleaning effect on the drum screen 3 is enhanced.

When the drum screen 3 rotates, the materials are screened by the bottom of the drum screen 3, and then are cleaned in sequence by the knocking mechanism, the high-pressure air pipe 6 and the brush 7; earlier clear up drum sieve 3 through knocking mechanism, because of the material in the reciprocating sieve drops or not hard up, high-pressurepipe 6 blows to not hard up material afterwards, and the material in the sieve drops more easily under the effect of gravity and air current, and the brush carries out further clearance to drum sieve 3 again at last, and the clearance effect is better.

The included angle between the central axis of the drum screen 3 and the horizontal plane is 8-15 degrees, and when the drum screen 3 rotates, the drum screen slowly moves forwards due to the included angle.

The working principle is as follows: the drum screen 3 is driven by a first driving motor 4, the drum screen 3 screens materials when rotating, and in order to prevent the materials from blocking the drum screen 3, a knocking mechanism, a high-pressure air pipe 6 and a brush 7 are arranged in the machine base 1 and can remove the materials blocking the screen holes of the drum screen 3; the knocking mechanism enables the materials on the drum screen 3 to fall off or loosen due to vibration through knocking; the high-pressure air pipe 6 is positioned above the drum screen 3, and when air is blown downwards, materials in the screen holes of the drum screen 3 are easy to fall off under the action of air flow and gravity; the brush 7 is also kept to further enhance the cleaning effect of the drum screen 3; as preferred, when drum sieve 3 rotated, drum sieve 3 bottom sieved the back to the material, and knocking mechanism, high-pressurepipe 6, brush 7 cleared up it in proper order, at first through knocking mechanism, the material in drum sieve 3 screen mesh drops or becomes flexible because of vibrations, and rethread high-pressurepipe, brush are gone on it, and the clearance effect is better.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The screening device for producing the compound fertilizer is characterized by comprising a base (1), a machine shell (2), a rotary screen (3) and a first driving motor (4), wherein the machine shell (2) is fixedly arranged on the base (1), the rotary screen (3) is arranged in the machine shell (2), and the rotary screen (3) is connected with the first driving motor (4) through a first rotating shaft (5); the machine is characterized in that a knocking mechanism, a high-pressure air pipe (6) and a brush (7) are further arranged inside the machine shell (2), the knocking mechanism can knock the drum screen (3), the high-pressure air pipe (6) is fixedly arranged above the drum screen (3), the high-pressure air pipe (6) is connected with a blowing mechanism (14) through an air duct (8), and air outlets (9) which are axially distributed along the drum screen (3) and used for blowing off materials blocking the drum screen (3) are formed in the high-pressure air pipe (6); the brush (7) is in contact with the drum screen (3).

2. The screening device for producing the compound fertilizer as claimed in claim 1, wherein: the knocking mechanism comprises a knocking ball (10) and a connecting rope (11), the knocking ball (10) is connected to a second rotating shaft (12) through the connecting rope (11), and the second rotating shaft (12) is connected with a second driving motor (13).

3. The screening device for producing the compound fertilizer as claimed in claim 2, wherein: the first driving motor (4), the blowing mechanism (14) and the second driving motor (13) are all connected with the controller.

4. A screening device for producing a compound fertilizer according to any one of claims 1 to 3, characterized in that: and an illuminating lamp is arranged in the shell (2).

5. The screening device for producing the compound fertilizer as claimed in claim 4, wherein: the interior of the shell (2) is also provided with a camera device.

6. The screening device for producing the compound fertilizer as claimed in claim 2, wherein: the air outlet (9) is arranged into a straight line-shaped slit which is distributed along the axial direction of the drum screen (3).

7. The screening device for producing the compound fertilizer as claimed in claim 1, wherein: when the rotary screen (3) rotates, the materials are screened at the bottom of the rotary screen (3), and then the knocking mechanism, the high-pressure air pipe (6) and the brush (7) are sequentially cleaned.

8. The screening device for producing the compound fertilizer as claimed in claim 1, wherein: the included angle between the central axis of the drum screen (3) and the horizontal plane is 8-15 degrees.