CN221493279U - A particle size screening device for granular fertilizer - Google Patents

Abstract

The utility model relates to the field of screening technology, and discloses a particle size screening device for granular fertilizers. The utility model can screen granular fertilizers through a screening box, a guide plate can conveniently discharge granular fertilizers screened by the bottom screen from the screening box, a vibration motor can drive the screen on the screening box to vibrate, thereby performing multi-stage screening on the granular fertilizers, a cleaning mechanism can clean the granular fertilizer powder remaining on the screen, effectively avoiding the erosion loss of the screen caused by the residual granular fertilizer powder, thereby increasing the service life of the screen, and a watering mechanism can water the screen, so that the cleaning mechanism can better clean the screen.

Description

A particle size screening device for granular fertilizer

Technical Field

The utility model relates to the technical field of screening, in particular to a particle size screening device for granular fertilizers.

Background Art

Granular fertilizer generally refers to granular fertilizer, which can be used to promote plant growth. In the production process of granular fertilizer, the granular fertilizer needs to be screened into different particle sizes, so the corresponding granular fertilizer particle size screening device is needed.

However, some of the particle size screening devices for granular fertilizers currently still have certain shortcomings during use. After the granular fertilizers are screened, the screen cannot be cleaned well, which results in a large amount of granular fertilizer powder remaining on the screen, which can easily cause odor in the device and easily cause erosion and damage to the screen, thereby reducing the service life of the screen.

Therefore, it is necessary to provide a new particle size screening device for granular fertilizer to solve the above technical problems.

Utility Model Content

In order to solve the technical problem that granular fertilizers are difficult to clean after being screened, the utility model provides a particle size screening device for granular fertilizers.

The utility model is implemented by the following technical scheme: a particle size screening device for granular fertilizer comprises: a screening box, a material guide plate is arranged on the inner wall of the screening box; a mounting frame, the mounting frame is arranged below the screening box, and the screening box and the mounting frame are slidably connected; a vibration motor, the vibration motor is arranged at the bottom of the screening box; a plurality of screens, the plurality of screens are all arranged inside the screening box; a cleaning mechanism, the cleaning mechanism is arranged on the screening box, and the cleaning mechanism is used to clean the granular powder adhered to the screen; a watering mechanism, the watering mechanism is arranged on the screening box, and the watering mechanism is used to water the screen.

Through the above technical scheme, granular fertilizer can be screened through the screening box, the guide plate can facilitate the discharge of granular fertilizer screened by the bottom screen from the screening box, the vibration motor can drive the screen on the screening box to vibrate, thereby performing multi-stage screening of the granular fertilizer, the cleaning mechanism can clean the granular fertilizer powder remaining on the screen, effectively avoiding the erosion and loss of the screen by the residual granular fertilizer powder, thereby increasing the service life of the screen, and the sprinkler mechanism can sprinkle water on the screen, so that the cleaning mechanism can better clean the screen.

As a further improvement of the above scheme, the cleaning mechanism includes a rotating shaft, multiple cleaning brushes, a driving motor and two bevel teeth. The rotating shaft is rotatably mounted on the screening box, and the rotating shaft and the multiple screens and the guide plate are rotatably connected. The multiple cleaning brushes are fixedly mounted on the rotating shaft, and the multiple cleaning brushes are respectively in contact with the multiple screens. The driving motor is fixedly mounted on the top of the screening box. The two bevel teeth are respectively fixedly mounted on the output shaft of the driving motor and the rotating shaft, and the two bevel teeth are meshed with each other.

Through the above technical solution, the cleaning mechanism can clean the granular fertilizer powder remaining on the screen, effectively preventing the residual granular fertilizer powder from eroding the screen, thereby increasing the service life of the screen.

As a further improvement of the above scheme, the sprinkler mechanism includes a water pump, a water pipe, a vertical pipe, multiple ring pipes and multiple nozzles. The water pump is fixedly installed on the outer wall of one side of the screening box, the water pipe is arranged on the water outlet end of the water pump, the vertical pipe is arranged on the outer wall of one side of the screening box, and the vertical pipe and the water pipe are connected. The multiple ring pipes are all arranged inside the screening box, the multiple ring pipes are all connected to the vertical pipe, and the multiple ring pipes correspond to the multiple screens respectively, and the multiple nozzles are respectively arranged on the multiple ring pipes.

Through the above technical solution, the watering mechanism can spray water on the screen, so that the cleaning mechanism can better clean the screen.

As a further improvement of the above scheme, a fan is arranged on the outer wall of one side of the screening box, an air duct is arranged on the air outlet end of the fan, the air duct and the vertical pipe are connected, a heating box is arranged on the air duct, and control valves are arranged on the air duct and the water pipe.

Through the above technical solution, the drying of the cleaned screen can be accelerated through the cooperation between the fan and the heating box.

As a further improvement of the above scheme, multiple springs are fixedly installed on the bottom of the screening box, and the bottoms of the multiple springs are fixedly connected to the mounting frame, multiple guide rods are fixedly installed on the mounting frame, and multiple connecting blocks are fixedly installed on the outer wall of the screening box, and the multiple connecting blocks are respectively slidably connected to the multiple guide rods.

Through the above technical solution, the screening box can vibrate more stably through the cooperation between the spring, the guide rod and the connecting block.

As a further improvement of the above scheme, multiple discharge ports are opened on the outer wall of the screening box, and sealing doors are provided on the multiple discharge ports. A guide hopper is provided on one side of the multiple discharge ports, and multiple collecting boxes are provided on both sides of the screening box, and the multiple collecting boxes are respectively adapted to the multiple guide hoppers.

Through the above technical solution, the screened granular fertilizer can be discharged from the outside of the screening box through the cooperation between the discharge port and the guide hopper, and the collection box can collect the screened granular fertilizer.

As a further improvement of the above solution, a discharge port is provided at the bottom of the screening box, and a controller for controlling the vibration motor, the drive motor, the water pump and the fan is provided on an outer wall of one side of the screening box.

Through the above technical solution, the granular fertilizer to be screened can be conveniently placed into the screening box through the discharge port, and the entire device can be conveniently controlled and operated through the controller.

Compared with the prior art, the beneficial effects of the present invention are:

The utility model:

Granular fertilizers can be screened through the screening box, and the guide plate can conveniently discharge the granular fertilizers screened by the bottom screen out of the screening box. The vibration motor can drive the screen on the screening box to vibrate, so as to perform multi-stage screening on the granular fertilizers. The cleaning mechanism can clean the granular fertilizer powder remaining on the screen, effectively avoiding the erosion and loss of the screen by the residual granular fertilizer powder, thereby increasing the service life of the screen. The watering mechanism can sprinkle water on the screen, so that the cleaning mechanism can better clean the screen.

The cooperation between the fan and the heating box can speed up the drying of the cleaned screen. The cooperation between the spring, the guide rod and the connecting block can make the screening box vibrate more stably. The cooperation between the discharge port and the guide hopper can conveniently discharge the screened granular fertilizer from the outside of the screening box. The collection box is convenient for collecting the screened granular fertilizer. The discharge port can be used to conveniently put the granular fertilizer to be screened into the screening box. The controller can conveniently control the entire device.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a front view cross-sectional structural schematic diagram of a preferred embodiment of a particle size screening device for granular fertilizer provided by the utility model;

FIG2 is an enlarged structural schematic diagram of part A in FIG1 ;

FIG3 is an enlarged structural schematic diagram of part B in FIG1 ;

FIG. 4 is a schematic structural diagram of the screen, the rotating shaft and the cleaning brush in the utility model.

Description of main symbols:

1. Screening box; 101. Guide plate; 2. Mounting frame; 3. Vibrating motor; 4. Screen; 5. Rotating shaft; 6. Cleaning brush; 7. Driving motor; 8. Bevel gear; 9. Water pump; 10. Water pipe; 11. Vertical pipe; 12. Ring pipe; 13. Nozzle; 14. Fan; 15. Air duct; 16. Heating box; 17. Spring; 18. Guide rod; 19. Connecting block; 20. Discharge port; 21. Guide hopper; 22. Collection box.

DETAILED DESCRIPTION

The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

Example:

In conjunction with Figures 1-4, the particle size screening device of the granular fertilizer of this embodiment includes: a screening box 1, a guide plate 101 is arranged on the inner wall of the screening box 1; a mounting frame 2, the mounting frame 2 is arranged below the screening box 1, and the screening box 1 and the mounting frame 2 are slidably connected; a vibration motor 3, the vibration motor 3 is arranged at the bottom of the screening box 1; a plurality of screens 4, the plurality of screens 4 are arranged inside the screening box 1; a cleaning mechanism, the cleaning mechanism is arranged on the screening box 1, and the cleaning mechanism is used to clean the granular powder adhered to the screen 4; a watering mechanism, the watering mechanism is arranged on the screening box 1, and the watering mechanism is arranged on the screening box 1. The water mechanism is used to sprinkle water on the screen 4, and the granular fertilizer can be screened through the screening box 1. The guide plate 101 is convenient for discharging the granular fertilizer screened by the bottom screen 4 out of the screening box 1. The vibration motor 3 can drive the screen 4 on the screening box 1 to vibrate, thereby performing multi-stage screening of the granular fertilizer. The cleaning mechanism can clean the granular fertilizer powder remaining on the screen 4, effectively avoiding the erosion and loss of the residual granular fertilizer powder on the screen 4, thereby increasing the service life of the screen 4. The watering mechanism can sprinkle water on the screen 4, so that the cleaning mechanism can better clean the screen 4.

As a further improvement of the above scheme, the cleaning mechanism includes a rotating shaft 5, multiple cleaning brushes 6, a driving motor 7 and two bevel teeth 8. The rotating shaft 5 is rotatably mounted on the screening box 1, and the rotating shaft 5 and the multiple screens 4 and the guide plate 101 are rotatably connected. The multiple cleaning brushes 6 are fixedly mounted on the rotating shaft 5, and the multiple cleaning brushes 6 are respectively in contact with the multiple screens 4. The driving motor 7 is fixedly mounted on the top of the screening box 1. The two bevel teeth 8 are respectively fixedly mounted on the output shaft of the driving motor 7 and the rotating shaft 5, and the two bevel teeth 8 are meshed with each other. The cleaning mechanism can clean the granular fertilizer powder remaining on the screen 4, effectively avoiding the erosion and loss of the residual granular fertilizer powder to the screen 4, thereby improving the service life of the screen 4.

As a further improvement of the above scheme, the sprinkler mechanism includes a water pump 9, a water pipe 10, a vertical pipe 11, multiple annular pipes 12 and multiple nozzles 13. The water pump 9 is fixedly mounted on the outer wall of one side of the screening box 1, the water pipe 10 is arranged on the water outlet end of the water pump 9, the vertical pipe 11 is arranged on the outer wall of one side of the screening box 1, and the vertical pipe 11 is connected to the water pipe 10, multiple annular pipes 12 are all arranged inside the screening box 1, multiple annular pipes 12 are all connected to the vertical pipe 11, and multiple annular pipes 12 correspond to multiple screens 4 respectively, and multiple nozzles 13 are respectively arranged on multiple annular pipes 12. The sprinkler mechanism can sprinkle water on the screen 4, so that the cleaning mechanism can better clean the screen 4.

As a further improvement of the above scheme, a fan 14 is provided on the outer wall of one side of the screening box 1, and an air duct 15 is provided on the air outlet end of the fan 14. The air duct 15 is connected to the vertical pipe 11, and a heating box 16 is provided on the air duct 15. Control valves are provided on the air duct 15 and the water pipe 10. The cooperation between the fan 14 and the heating box 16 can speed up the drying of the cleaned screen 4.

As a further improvement of the above scheme, a plurality of springs 17 are fixedly installed at the bottom of the screening box 1, and the bottoms of the plurality of springs 17 are fixedly connected to the mounting frame 2, a plurality of guide rods 18 are fixedly installed on the mounting frame 2, and a plurality of connecting blocks 19 are fixedly installed on the outer wall of the screening box 1, and the plurality of connecting blocks 19 are respectively slidably connected to the plurality of guide rods 18, and the screening box 1 can vibrate more stably through the mutual cooperation of the springs 17, the guide rods 18 and the connecting blocks 19.

As a further improvement of the above scheme, a plurality of discharge ports 20 are provided on the outer wall of the screening box 1, and a sealing door is provided on each of the plurality of discharge ports 20, and a guide hopper 21 is provided on one side of each of the plurality of discharge ports 20. A plurality of collecting boxes 22 are provided on both sides of the screening box 1, and the plurality of collecting boxes 22 are respectively matched with the plurality of guide hoppers 21. Through the mutual cooperation of the discharge ports 20 and the guide hoppers 21, it is convenient to discharge the screened granular fertilizer out of the screening box 1, and the collecting box 22 is convenient for collecting the screened granular fertilizer.

As a further improvement of the above scheme, a discharge port is opened at the bottom of the screening box 1, and a controller for controlling the vibration motor 3, the drive motor 7, the water pump 9 and the fan 14 is arranged on the outer wall of one side of the screening box 1. The granular fertilizer to be screened can be conveniently placed into the screening box 1 through the discharge port, and the entire device can be conveniently controlled and operated through the controller.

The implementation principle of the particle size screening device for granular fertilizer in the embodiment of the present application is as follows: when in use, the sealed door on the discharge port 20 is opened, the vibration motor 3 is started by the controller, and the granular fertilizer to be screened is placed in the screening box 1, and the vibration motor 3 drives the screening box 1 to vibrate, thereby driving multiple screens 4 (multiple screens 4 have different sizes) to vibrate, and under the action of the multiple screens 4, the granular fertilizer is screened, and the screened granular fertilizer is discharged through different discharge ports 20, and then through the cooperation of the guide hopper 21, it enters different collection boxes 22 respectively, and then the screened granular fertilizer is collected, and the operation is convenient and simple;

After screening the granular fertilizer, close the sealing door on the discharge port 20, and open the sealing door on the discharge port 20 on one side of the guide plate 101, connect the water inlet end of the water pump 9 to the corresponding water source, open the control valve on the water pipe 10, start the water pump 9, and water enters the ring pipe 12 through the vertical pipe 11, and then sprays onto the screen 4 through the nozzle 13. At the same time, start the driving motor 7 through the controller, and under the action of the bevel gear 8, the rotating shaft 5 is driven to rotate, thereby driving the cleaning brush 6 to rotate to scrub the surface of the screen 4, so that The residual granular fertilizer powder on the screen 4 can be effectively cleaned, and the residual granular fertilizer powder can be effectively prevented from causing erosion and loss to the screen 4, thereby increasing the service life of the screen 4. The waste water after cleaning is discharged through the discharge port 20 located on the side of the guide plate 101. After cleaning, the control valve on the water pipe 10 is closed, and the control valve on the air duct 15 is opened. The fan 14 and the heating box 16 are started through the controller, and the hot air enters the ring pipe 12 through the vertical pipe 11 and blows onto the screen 4, thereby accelerating the drying of the screening box 1.

The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims (7)

1. A particle size screening apparatus for a particulate fertilizer, comprising: the screening box is provided with a guide plate on the inner wall;

The mounting frame is arranged below the screening box and is in sliding connection with the screening box;

the vibration motor is arranged at the bottom of the screening box;

The screening screens are arranged in the screening box;

The cleaning mechanism is arranged on the screening box and is used for cleaning the adhered granular powder on the screen;

And the sprinkling mechanism is arranged on the screening box and is used for sprinkling water on the screen.

2. The particle size screening device of claim 1, wherein the cleaning mechanism comprises a rotating shaft, a plurality of cleaning brushes, a driving motor and two bevel gears, the rotating shaft is rotatably mounted on the screening box, the rotating shaft is rotatably connected with a plurality of screens and a material guiding plate, the cleaning brushes are fixedly mounted on the rotating shaft and respectively contact with the screens, the driving motor is fixedly mounted on the top of the screening box, the two bevel gears are fixedly sleeved on an output shaft of the driving motor and the rotating shaft respectively, and the two bevel gears are meshed with each other.

3. The particulate fertilizer size screening apparatus according to claim 1, wherein the sprinkling mechanism comprises a water pump, a water pipe, a standpipe, a plurality of collars and a plurality of spray heads, the water pump is fixedly installed on an outer wall of one side of the screening box, the water pipe is arranged on a water outlet end of the water pump, the standpipe is arranged on an outer wall of one side of the screening box, the standpipe is communicated with the water pipe, a plurality of collars are arranged in the screening box, a plurality of collars are communicated with the standpipe, a plurality of collars correspond to a plurality of screens respectively, and a plurality of spray heads are arranged on a plurality of collars respectively.

4. A particle size screening device for granular fertilizer according to claim 3, wherein a fan is arranged on the outer wall of one side of the screening box, an air pipe is arranged on the air outlet end of the fan, the air pipe is communicated with the vertical pipe, a heating box is arranged on the air pipe, and control valves are arranged on the air pipe and the water pipe.

5. The particle size screening device of granular fertilizer according to claim 1, wherein a plurality of springs are fixedly installed at the bottom of the screening box, the bottoms of the springs are fixedly connected with the mounting frame, a plurality of guide rods are fixedly installed on the mounting frame, a plurality of connecting blocks are fixedly installed on the outer wall of the screening box, and the connecting blocks are respectively and slidably connected with the guide rods.

6. The particle size screening device of the granular fertilizer according to claim 1, wherein a plurality of discharge holes are formed in the outer wall of the screening box, sealing doors are arranged on a plurality of the discharge holes, guide hoppers are arranged on one sides of the discharge holes, a plurality of collecting boxes are arranged on two sides of the screening box, and the collecting boxes are respectively matched with the guide hoppers.

7. The particle size screening device of claim 1, wherein the bottom of the screening box is provided with a discharge port, and a controller for controlling a vibration motor, a driving motor, a water pump and a fan is arranged on the outer wall of one side of the screening box.