CN218223499U

CN218223499U - Secondary diverging device of powder thickness screening

Info

Publication number: CN218223499U
Application number: CN202222676929.9U
Authority: CN
Inventors: 杨明桦; 江旺益; 钟娟; 杨逊盏; 黄利华
Original assignee: Guangxi Hezhou Yongheng New Material Co ltd
Current assignee: Guangxi Hezhou Yongheng New Material Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-01-06
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses a secondary diverging device of powder thickness screening, including reposition of redundant personnel case and ejection of compact chute, be equipped with the guide swash plate in the reposition of redundant personnel case, be equipped with the ventilation net on the guide swash plate, the below of guide swash plate is equipped with centrifugal fan, the bottom of guide swash plate is equipped with the baffle, the right side bottom of baffle is equipped with the hopper, the bottom of hopper is equipped with the coarse fodder shunt tubes, be equipped with second screw conveyor in the coarse fodder shunt tubes, one side of reposition of redundant personnel case is equipped with the hair-dryer, the opposite side of reposition of redundant personnel case is equipped with the horn mouth structure, be equipped with the fine material shunt tubes on the outer wall of reposition of redundant personnel case. The utility model discloses a secondary diverging device of powder thickness screening belongs to powder production and grinds technical field, can be as required, through adjustment centrifugal fan's wind speed to blow the powder of certain particle diameter, sieve out to the powder that is less than certain particle size, easy operation need not to set up or change different filter screens.

Description

Secondary diverging device of powder thickness screening

Technical Field

The utility model relates to a powder production grinding technology, more specifically the theory that says so, it relates to a secondary diverging device of powder thickness screening.

Background

In the prior art, powder is sieved through a multi-stage screen (for example, a powder grinding device capable of multi-stage sieving is disclosed in the published patent document CN 201921337669.4).

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is not enough to the above-mentioned of prior art, the utility model aims at providing a secondary diverging device of powder thickness screening.

For realizing the above-mentioned purpose, the utility model provides a secondary diverging device of powder thickness screening, include down the feed bin and locate down the first screw conveyer of feed bin bottom, first screw conveyer's front side is connected with bucket elevator, the top of bucket elevator front side is equipped with ejection of compact chute, the bottom of ejection of compact chute is connected with the reposition of redundant personnel case, be equipped with in the reposition of redundant personnel case with the guide swash plate that ejection of compact chute is connected, be equipped with the ventilation net on the guide swash plate, the below of guide swash plate is equipped with centrifugal fan, centrifugal fan's air outlet with the bottom surface of ventilation net suits, the bottom of guide swash plate is located centrifugal fan's right side is equipped with the baffle, the right side bottom of baffle is equipped with the hopper, the bottom of hopper is equipped with the coarse fodder shunt tubes, be equipped with second screw conveyer in the coarse fodder shunt tubes, one side of reposition of redundant personnel case is equipped with the hair-dryer, the opposite side of reposition of redundant personnel case be equipped with the horn mouth structure that blooms the shunt tubes, be equipped with on the outer wall of reposition of redundant personnel case with the fine fodder shunt tubes of horn mouth structure intercommunication.

Furthermore, the baffle plate is connected with the inner wall of the flow distribution box and the material guide inclined plate, and the centrifugal fan is separated from the inner cavity of the flow distribution box by the baffle plate and the material guide inclined plate.

Furthermore, the bottom of the flow distribution box is positioned on the right side of the partition plate and is a coarse material settling area, and the hopper is arranged in the coarse material settling area.

Furthermore, a driving motor connected with the rotating shaft of the centrifugal fan is arranged on the outer wall of one end of the flow distribution box, and an air inlet pipe connected with the central air inlet of the centrifugal fan is arranged on the outer wall of the other end of the flow distribution box.

Furthermore, a vibration motor is arranged on the bottom surface of the material guide inclined plate.

Advantageous effects

Compared with the prior art, the utility model has the advantages of do:

the utility model discloses a secondary diverging device of powder thickness screening, secondary diverging device through powder thickness screening can be as required, through adjustment centrifugal fan's wind speed to blow the powder of certain particle diameter, sieve out the powder that is less than certain particle size, easy operation need not to set up or change different filter screens, help improving work efficiency.

Drawings

Fig. 1 is a schematic structural view of a secondary flow dividing device for powder thickness screening of the present invention;

FIG. 2 is a schematic structural view of the middle distribution box of the present invention;

fig. 3 is a structural sectional view of the middle flow distribution box of the present invention.

In the figure: 1. discharging a bin; 2. a first screw conveyor; 3. a bucket elevator; 4. a discharge chute; 5. a shunt box; 6. a material guiding inclined plate; 7. a ventilation net; 8. a centrifugal fan; 9. a partition plate; 10. a hopper; 11. a coarse material flow dividing pipe; 12. a second screw conveyor; 13. a blower; 14. a bell mouth structure; 15. a fine material shunt tube; 16. a drive motor; 17. an air inlet pipe; 18. a vibration motor; 19. an air blowing nozzle.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

As shown in fig. 1-3, a secondary shunting device for powder coarse and fine screening, including a lower bin 1 and a first screw conveyor 2 disposed at the bottom of the lower bin 1, the front side of the first screw conveyor 2 is connected with a bucket elevator 3, the top of the front side of the bucket elevator 3 is provided with an ejection chute 4, the bottom of the ejection chute 4 is connected with a shunting box 5, a guide sloping plate 6 connected with the ejection chute 4 is disposed in the shunting box 5, a ventilation net 7 is disposed on the guide sloping plate 6, a centrifugal fan 8 is disposed below the guide sloping plate 6, an air outlet of the centrifugal fan 8 is adapted to the bottom surface of the ventilation net 7, a baffle 9 is disposed on the right side of the guide sloping plate 6 on the centrifugal fan 8, a hopper 10 is disposed at the bottom of the right side of the baffle 9, a coarse material shunt tube 11 is disposed at the bottom of the hopper 10, a second screw conveyor 12 is disposed in the coarse material shunt tube 11, a rotating shaft of the second screw conveyor 12 is connected with two ends of the coarse material shunt tube 11 through bearings, a motor of the second screw conveyor 12 is disposed at the end of the coarse material shunt tube 11, a blower 13 is disposed on one side of the coarse material shunt tube 5, a blower mounted on the other side of the shunting box 5, and a horn-shaped shunt tube 14 is connected with a horn-shaped shunt tube 14.

In the secondary flow distribution device for powder thickness screening, a bucket elevator 3 is arranged to be connected with a first screw conveyor 2, powder is conveyed into a flow distribution box 5, the powder slides down on a material guide inclined plate 6 and is blown up by a centrifugal fan 8 below when passing through a ventilation net 7 of the material guide inclined plate 6, the light-weight fine powder can rise to a higher position, and then the fine powder is blown into a bell-mouth structure 14 and a fine material flow distribution pipe 15 to be collected under the transverse blowing of a blower 13; then the coarse powder falls to the hopper 10 on the right side of the partition plate 9, is conveyed to the coarse powder shunt pipe 11 through the second screw conveyor 12 at the bottom of the hopper 10, flows out through the outlet at the right end of the coarse powder shunt pipe 11, conveys the coarse powder flowing out of the coarse powder shunt pipe 1 into the shunt box 5 in the device, and performs screening work once or for multiple times to screen fine powder from the coarse powder.

The secondary diverging device through powder thickness screening can be as required, through the wind speed of adjustment centrifugal fan 8 to blow up the powder of certain particle diameter, sieve out being less than the powder of certain particle diameter size, easy operation need not to set up or change different filter screens, helps improving work efficiency.

In this embodiment, the partition plate 9 is connected to the inner wall of the flow dividing box 5 and the material guiding sloping plate 6, and the partition plate 9 and the material guiding sloping plate 6 separate the centrifugal fan 8 from the inner cavity of the flow dividing box 5.

In this embodiment, the bottom of the flow dividing box 5 is located at the right side of the partition 9 and is a coarse material settling area, and the hopper 10 is arranged in the coarse material settling area.

In this embodiment, a driving motor 16 connected to a rotating shaft of the centrifugal fan 8 is disposed on an outer wall of one end of the flow dividing box 5, and an air inlet pipe 17 connected to a central air inlet of the centrifugal fan 8 is disposed on an outer wall of the other end of the flow dividing box 5; the air outlet pipe of the centrifugal fan 8 is connected with a blowing nozzle 19 which is adaptive to the ventilation net 7.

In this embodiment, a vibration motor 18 is disposed on a bottom surface of the material guiding sloping plate 6, and the vibration motor 18 can vibrate the material guiding sloping plate 6 to make the powder on the material guiding sloping plate 6 slide down rapidly.

Principle of operation

The bucket elevator 3 and the first screw conveyor 2 convey the powder in the blanking bin 1 into the flow dividing box 5, the powder slides down on the material guiding inclined plate 6, and when the powder passes through the ventilation net 7 of the material guiding inclined plate 6, the powder is blown by the centrifugal fan 8 below, the light fine powder can be lifted to a higher position, and then under the transverse blowing of the blower 13, the fine powder is blown into the bell-mouth structure 14 and the fine powder flow dividing pipe 15 for collection; then the coarse powder falls to the hopper 10 on the right side of the partition plate 9, is conveyed to the coarse powder shunt pipe 11 through the second screw conveyor 12 at the bottom of the hopper 10, flows out through the outlet at the right end of the coarse powder shunt pipe 11, conveys the coarse powder flowing out of the coarse powder shunt pipe 1 into the shunt box 5 of the device, and performs one or more screening operations to screen the fine powder from the coarse powder.

The above is only a preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility of the invention and the utility of the patent.

Claims

1. The utility model provides a secondary diverging device of powder thickness screening, includes feed bin (1) down and first screw conveyer (2) of feed bin (1) bottom under locating, its characterized in that, the front side of first screw conveyer (2) is connected with bucket elevator (3), the top of bucket elevator (3) front side is equipped with ejection of compact chute (4), the bottom of ejection of compact chute (4) is connected with diverging box (5), be equipped with in diverging box (5) with guide swash plate (6) that ejection of compact chute (4) are connected, be equipped with ventilation net (7) on guide swash plate (6), the below of guide swash plate (6) is equipped with centrifugal fan (8), the air outlet of centrifugal fan (8) with the bottom surface of ventilation net (7) suits, the bottom of guide swash plate (6) is located the right side of centrifugal fan (8) is equipped with baffle (9), the right side bottom of baffle (9) is equipped with hopper (10), the bottom of hopper (10) is equipped with coarse fodder shunt tubes (11), be equipped with second screw rod (11) in the coarse fodder shunt tubes (11), the shunt tubes (12) of shunt tubes (5), the opposite side of horn case (13) is equipped with hair-dryer (13), and the outer wall of the flow distribution box (5) is provided with a fine material flow distribution pipe (15) communicated with the bell-mouth structure (14).

2. The secondary flow distribution device for powder thickness screening according to claim 1, wherein the partition plate (9) is connected with the inner wall of the flow distribution box (5) and the material guiding sloping plate (6), and the centrifugal fan (8) is separated from the inner cavity of the flow distribution box (5) by the partition plate (9) and the material guiding sloping plate (6).

3. The secondary shunting device for powder thickness screening as claimed in claim 2, characterized in that the bottom of the shunting box (5) is located at the right side of the partition plate (9) and is a coarse material settling zone, and the hopper (10) is arranged in the coarse material settling zone.

4. The secondary flow distribution device for powder thickness screening according to claim 3, wherein a driving motor (16) connected with a rotating shaft of the centrifugal fan (8) is arranged on the outer wall of one end of the flow distribution box (5), and an air inlet pipe (17) connected with a central air inlet of the centrifugal fan (8) is arranged on the outer wall of the other end of the flow distribution box (5).

5. The secondary shunting device for powder thickness screening according to claim 4, characterized in that a vibration motor (18) is arranged on the bottom surface of the material guide sloping plate (6).