CN220215692U

CN220215692U - Powder screening mechanism

Info

Publication number: CN220215692U
Application number: CN202321757490.0U
Authority: CN
Inventors: 刘长强; 桂连兴; 杨新江
Original assignee: Tianjin Tongren Packaging Products Co ltd
Current assignee: Tianjin Tongren Packaging Products Co ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2023-12-22
Anticipated expiration: 2033-07-06

Abstract

The utility model relates to the technical field of medicine production equipment and discloses a medicine powder screening mechanism which comprises a screening box and a feeding pipe, wherein the bottom of the feeding pipe is connected with a cone cover communicated with the inside of the feeding pipe, a cone block is fixed at the middle position of the bottom of the screening box, a rotating rod is rotatably arranged above the cone block, a cone plate is fixedly welded at the top of the rotating rod, convex patterns are uniformly arranged on the upper surface of the cone plate and the bottom surface of the cone cover, and through holes communicated with two sides of the cone plate are uniformly formed in the surface of the cone plate. According to the technical scheme, the conical plate with the through holes is driven to rotate, the conical cover is arranged above the conical plate, so that powder to be screened can enter between the conical plate and be stirred by the convex patterns, fine powder is discharged to the lower side through the through holes and is discharged to the outside, coarse powder is crushed into fine powder and then is discharged, and the fine powder cannot be crushed and is discharged to the outside from the side, so that coarse powder particles can be fully crushed and utilized, rejected coarse powder is reduced, and waste and recycling cost are reduced.

Description

Powder screening mechanism

Technical Field

The utility model relates to the technical field of medicine production equipment, in particular to a medicine powder screening mechanism.

Background

The powder is required to be screened in the production process, the main screening purpose is to screen unqualified particles in the powder, the screening device is required to be used for screening, qualified particle powder is reserved, unqualified and larger particles are removed, and then the qualified powder raw material is obtained.

When the powder is screened by the screen in the prior art, as the components of most large particles are the same as those of small particles, the large particles are removed, so that certain waste and recovery cost are generated. Therefore, we propose a powder sieving mechanism.

Disclosure of Invention

The utility model aims to provide a powder screening mechanism, which is driven to rotate through a conical plate with a through hole, and a conical cover is arranged above the powder screening mechanism, so that powder to be screened enters between the powder screening mechanism and is stirred by a convex pattern, fine powder is discharged to the lower part through the through hole and is discharged to the outside, coarse powder is crushed into fine powder and then is discharged from the side, and coarse powder particles cannot be crushed and are discharged to the outside from the side, so that the coarse powder particles can be fully crushed and utilized, the rejected coarse powder is reduced, the waste and recovery cost is reduced, and the problems in the prior art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the medicine powder screening mechanism comprises a screening box and a feeding pipe, wherein the feeding pipe is vertically fixed at the middle position above the screening box, the bottom of the feeding pipe penetrates into the screening box, and the bottom of the feeding pipe is connected with a cone cover communicated with the inside of the feeding pipe; a cone block is fixed in the middle of the bottom of the screening box, a rotating rod is rotatably arranged above the cone block, the bottom of the rotating rod also penetrates into the cone block, and a cone plate is fixedly welded at the top of the rotating rod; the upper surface of the cone plate and the bottom surface of the cone cover are uniformly provided with convex patterns, the convex patterns above and below are distributed in a staggered manner, and the surface of the cone plate is uniformly provided with through holes communicated with two sides of the cone plate; the screening box inner surface of cone plate outer lane is fixed with the annular in the surrounding, and the annular is located the below outer lane of cone plate, and screening box side on annular side is connected with the trash removal pipe with screening box inside intercommunication.

Through adopting above-mentioned technical scheme, make the powder be thrown into between cone plate and awl cover to make the cone plate by drive rotate, stir the powder with the burr on both surfaces, make the powder stir on the cone plate surface and make the fine powder be filtered to the below by the through-hole and discharge, and coarse powder is crushed into fine powder by the burr earlier and then is discharged with the same mode again, and the coarse powder that can't be crushed is then discharged from the trash discharge pipe of side.

Optionally, the even support of bottom outer lane of screening case is fixed with the stabilizer blade, and the stabilizer blade is provided with a plurality of.

Through adopting above-mentioned technical scheme, through the stabilizer blade setting of screening case bottom outer lane, can realize the steady rest to the screening case.

Optionally, a plurality of poking plates are uniformly fixed on the bottom surface of the outer ring of the cone plate, and the poking plates can be movably arranged in the annular grooves.

Through adopting above-mentioned technical scheme, through the dialling board that the outer lane surface of taper plate bottom set up, can stir the dialling board in the annular, and then dial crude powder to the miscellaneous pipe position department of row, be convenient for arrange it outside.

Optionally, a motor is installed at the middle position of the bottom of the screening box, and the motor is in transmission connection with the rotating rod.

Through adopting above-mentioned technical scheme, through the motor of screening case bottom installation, can rotate the bull stick drive.

Optionally, the screening case bottom of awl piece outer lane is vertical to be connected with the discharging pipe, and the inside intercommunication of discharging pipe and screening case.

Through adopting above-mentioned technical scheme, utilize the discharging pipe can discharge the fine powder after sieving to outside.

Compared with the prior art, the beneficial effects of the technical scheme are as follows:

1. according to the technical scheme, the conical plate with the through holes is driven to rotate, the conical cover is arranged above the conical plate, powder to be screened can enter the space between the conical plate and the conical cover and is stirred by the convex patterns, fine powder is discharged to the lower side and discharged to the outside through the through holes, coarse powder is crushed into fine powder firstly and then is discharged, the coarse powder cannot be crushed and then is discharged to the outside from the side, coarse powder particles can be fully crushed and then utilized, rejected coarse powder is reduced, and waste and recycling cost are reduced.

2. According to the technical scheme, through the bottom inclined arrangement of the screening box and the conical block arrangement of the middle position of the bottom of the screening box, the medicine powder can be conveniently discharged to the outside by leading the medicine powder to the positions of the discharging pipes on two sides.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of the whole structure of a powder sieving mechanism according to the present utility model;

fig. 2 is a schematic view of the surface structure of a conical plate of the powder screening mechanism according to the present utility model.

In the figure: 1. a screening box; 2. a feed pipe; 21. a cone cover; 3. a cone block; 4. a rotating rod; 41. a cone plate; 411. a through hole; 42. a poking plate; 5. a relief; 6. a motor; 7. a discharge pipe; 8. a support leg; 9. a ring groove; 91. and a impurity removing pipe.

Detailed Description

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a powder screening mechanism, including screening case 1 and inlet pipe 2, screening case 1's bottom intermediate position is fixed with awl piece 3, and rotatable installs bull stick 4 in the top of awl piece 3, the top welding of bull stick 4 is fixed with cone plate 41, when bull stick 4 rotates, can drive the cone plate 41 of its top and rotate, because the surface of revolving plate evenly is provided with through-hole 411, through-hole 411 communicates the top and the below of cone plate 41, when the powder is placed in the upper surface of cone plate 41, can sieve the powder, make fine powder discharge to the below of cone plate 41 from through-hole 411, and coarse powder discharge outside of cone plate 41, the bottom of bull stick 4 still runs through the inside of awl piece 3, and the motor 6 is installed to the screening case 1 bottom of cone piece 3 bottom, motor 6 and bull stick 4 transmission are connected, and then can make it start, drive bull stick 4 and drive the cone plate 41 of its top and rotate;

the top of cone plate 41 is provided with conical cone cover 21, the top intermediate position of cone cover 21 is connected with the inlet pipe 2 rather than the bottom intercommunication, inlet pipe 2 runs through to screening case 1 top outside and is connected fixedly with screening case 1, can realize the fixed in position to cone cover 21, the bottom surface of cone cover 21 and the upper surface of cone plate 41 evenly are provided with burr 5, the crisscross distribution of burr 5 of cone cover 21 and burr 5 of cone plate 41, when cone plate 41 is driven the rotation, can stir the powder, and produce the grinding action to coarse powder, and grind it to the thin powder state, then arrange to the below from through-hole 411.

The outer ring of the bottom of the screening box 1 is uniformly fixed with the supporting legs 8 to realize stable support of the screening box 1, the bottom of the screening box 1 of the outer ring of the cone block 3 is vertically connected with the discharging pipe 7, the discharging pipe 7 is communicated with the inside of the screening box 1, and fine powder from the lower part can be discharged from the discharging pipe 7 to the outside through the through holes 411;

the welding that the inner surface of screening case 1 below the cone plate 41 outer lane encircles is fixed with annular 9, can not be by the coarse powder of crushing to the outer lane discharge on cone plate 41, get into in annular 9, accomplish the collection to coarse powder, and screening case 1 surface on annular 9 both sides is connected with the trash discharge pipe 91 with outside intercommunication, can make coarse powder be discharged outside, because the bottom surface of cone plate 41 is even is fixed with the plectrum 42 of arranging in annular 9, when cone plate 41 is driven by motor 6 and rotates, the driving lever is arranged in annular 9 and is driven the rotation, can stir coarse powder, make it dial trash discharge pipe 91 department, then can make coarse powder be discharged outside from trash discharge pipe 91.

When the powder screening box is used, firstly, the motor 6 is connected to a power supply and started, the cone plate 41 can be driven to rotate through the rotating rod 4, then the collecting devices are respectively arranged at the bottom of the discharging pipe 7 and the bottom of the impurity discharging pipe 91, then powder to be screened is added between the cone cover 21 and the cone plate 41 from the feeding pipe 2, the convex lines 5 on the upper surface of the powder are matched with the convex lines 5 on the bottom of the cone cover 21 due to the rotation of the cone plate 41 to stir the powder, so that the fine powder leaks to the lower part from the through holes 411 on the surface of the cone plate 41, the fine powder can be finally discharged to the outside from the discharging pipe 7 under the inclination of the bottom of the screening box 1 and the guiding action of the cone block 3, the coarse powder is crushed from the lower part from the through holes 411 under the action of the convex lines 5, the coarse powder which cannot be crushed enters the ring groove 9, and the fine powder is finally discharged from the impurity discharging pipe 91 under the stirring action of the stirring plate 42.

Claims

1. The utility model provides a powder screening mechanism, includes screening case (1) and inlet pipe (2), its characterized in that: the feeding pipe (2) is vertically fixed at the middle position above the screening box (1), the bottom of the feeding pipe penetrates into the screening box (1), and the bottom of the feeding pipe (2) is connected with a cone cover (21) communicated with the inside of the feeding pipe;

a cone block (3) is fixed at the middle position of the bottom of the screening box (1), a rotating rod (4) is rotatably arranged above the cone block (3), the bottom of the rotating rod (4) also penetrates into the cone block (3), and a cone plate (41) is fixedly welded at the top of the rotating rod (4);

the upper surface of the conical plate (41) and the bottom surface of the conical cover (21) are uniformly provided with convex lines (5), the convex lines (5) above and below are distributed in a staggered manner, and the surface of the conical plate (41) is uniformly provided with through holes (411) communicated with two sides of the conical plate (41);

the screening box is characterized in that an annular groove (9) is fixedly arranged on the inner surface of the screening box (1) of the outer ring of the conical plate (41) in a surrounding mode, the annular groove (9) is located on the outer ring below the conical plate (41), and a trash discharging pipe (91) communicated with the inside of the screening box (1) is connected to the side edge of the screening box (1) on the side edge of the annular groove (9).

2. A powder screening mechanism as claimed in claim 1, wherein: the bottom outer ring of screening case (1) is even supports and is fixed with stabilizer blade (8), and stabilizer blade (8) are provided with a plurality of.

3. A powder screening mechanism as claimed in claim 1, wherein: a plurality of poking plates (42) are uniformly fixed on the bottom surface of the outer ring of the cone plate (41), and the poking plates (42) can be movably arranged in the annular groove (9).

4. A powder screening mechanism as claimed in claim 1, wherein: the middle position of the bottom of the screening box (1) is provided with a motor (6), and the motor (6) is in transmission connection with the rotating rod (4).

5. A powder screening mechanism as claimed in claim 1, wherein: the screening box (1) bottom vertical of awl piece (3) outer lane is connected with discharging pipe (7), and inside intercommunication of discharging pipe (7) and screening box (1).