CN211216552U

CN211216552U - Wet granulator for preparing film coating premixing agent

Info

Publication number: CN211216552U
Application number: CN201921555951.XU
Authority: CN
Inventors: 李文静; 刘方勇; 崔瀛; 石艳宾
Original assignee: Tianjin Jiahui Jierui Pharmaceutical Technology Co ltd
Current assignee: Tianjin Jiahui Jierui Pharmaceutical Technology Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-08-11
Anticipated expiration: 2029-09-19

Abstract

The utility model provides a wet granulator for preparing film coating premix, which comprises a shell, wherein the shell is internally provided with a downward convex arc-shaped baffle plate, the middle part of the arc-shaped baffle plate is provided with a discharge port, a stirring shaft is vertically arranged above the central arc-shaped baffle plate in the shell, the stirring shaft is provided with a plurality of first stirring mechanisms, a second stirring mechanism is arranged between the vertically adjacent first stirring mechanisms on the stirring shaft, both sides of the top part of the shell are provided with feed hoppers, one side of the discharge port at the lower end of the arc-shaped baffle plate is vertically provided with a baffle plate, the baffle plate is provided with a plurality of through holes, the baffle plate divides the inner cavity of the shell below the arc-shaped baffle plate into an extrusion cavity and a cutting cavity, a vertical extrusion plate is arranged in the extrusion cavity, the middle part of one side of the extrusion plate, one end of the rotating shaft extends out of the shell and is connected with a second motor, and a discharge pipe is arranged at the bottom of one side of the shell.

Description

Wet granulator for preparing film coating premixing agent

Technical Field

The utility model relates to a granulator technical field especially relates to a film coating mixes agent wet granulator for preparation in advance.

Background

Wet granulation is a method of preparing granules by adding an adhesive to the drug powder and aggregating the powder together by the bridge or bonding action of the adhesive; the particles prepared by the wet method have the advantages of good particle quality, attractive appearance, strong wear resistance, good compression molding performance and the like after surface wetting, and are most widely applied in the medical industry; however, most of the existing wet granulator adopts a simple stirring rod to stir and mix the materials, and granulate while mixing, which results in poor mixing effect of the materials, and part of the medicine powder is granulated by a granulating knife when not being mixed uniformly with the adhesive, which easily causes the phenomenon of particle scattering, reduces the granulation quality, and has poor use effect.

Disclosure of Invention

The utility model discloses just to above technical problem, provide a film capsule mixes agent wet granulator for preparation in advance.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a wet granulator for preparing film coating premix comprises a shell and is characterized in that an arc-shaped partition plate which is convex downwards is arranged inside the shell, a discharge hole is formed in the middle of the arc-shaped partition plate, a stirring shaft is vertically arranged above the arc-shaped partition plate in the middle of the inside of the shell, a plurality of first stirring mechanisms are arranged on the stirring shaft, a second stirring mechanism is arranged between the first stirring mechanisms which are adjacent up and down on the stirring shaft, the upper end of the stirring shaft extends out of the shell and is connected with a first motor, feed hoppers are arranged on two sides of the first motor at the top of the shell, a partition plate is vertically arranged on one side of the discharge hole at the lower end of the arc-shaped partition plate, a plurality of through holes are formed in the partition plate, an inner cavity of the shell below the arc-shaped partition plate is divided into an extrusion cavity and a cutting, a horizontal rotating shaft is arranged in the cutting cavity, a plurality of cutting knives are arranged on the rotating shaft, one end of the rotating shaft extends out of the shell and is connected with a second motor, and a discharging pipe is arranged at the bottom of one side of the shell.

First rabbling mechanism rotates on the first puddler and is equipped with a plurality of second puddlers including setting up at the epaxial first puddler of stirring, second puddler and keeps away from the one end of first puddler and is equipped with a plurality of stirring leaves.

The second rabbling mechanism is including setting up at the epaxial churn of stirring, and the inside of churn slides and is equipped with the slide bar, is equipped with the spring between slide bar and the (mixing) shaft, and the churn is stretched out and is connected with vertical third puddler to the one end that the (mixing) shaft was kept away from to the slide bar, and one side that the third puddler is close to the casing inside wall is equipped with the brush.

The upper side and the lower side of one end of the slide bar, which is positioned in the mixing drum, are both provided with first limiting parts, and one side of the mixing drum, which is far away from the mixing shaft, is provided with a second limiting part for preventing the slide bar from sliding out.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is provided with the first stirring mechanism and the second stirring mechanism which rotate, so that the medicine powder can be well stirred and mixed with the adhesive, the stirring range of the second stirring rod which rotates and the third stirring rod which is connected with the stirring cylinder through the spring and the slide bar can be changed continuously, and the stirring effect is improved; and will mix and pelletize separately and go on for medicine powder passes through the extrusion chamber after mixing with the adhesive and enters into the inside of cutting the chamber and is made into the granule by rotatory cutting knife, and the pelletization effect is better.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1 according to the present invention;

in the figure: 1. a housing; 2. an arc-shaped partition plate; 3. a discharge port; 4. a stirring shaft; 5. a first motor; 6. a feed hopper; 7. a partition plate; 8. a pressing plate; 9. a piston rod; 10. a hydraulic cylinder; 11. a rotating shaft; 12. a cutting knife; 13. a second motor; 14. a discharge pipe; 15. a first stirring rod; 16. a second stirring rod; 17. stirring blades; 18. a mixing drum; 19. a slide bar; 20. a spring; 21. a third stirring rod; 22. a brush; 23. a first limiting part; 24. a second limiting part.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in the figure, a wet granulator for preparing film coating premix comprises a shell 1, wherein a downward convex arc-shaped partition plate 2 is arranged inside the shell 1, a discharge port 3 is arranged in the middle of the arc-shaped partition plate 2, a stirring shaft 4 is vertically arranged above the central arc-shaped partition plate 2 inside the shell 1, a plurality of first stirring mechanisms are arranged on the stirring shaft 4, a second stirring mechanism is arranged between the vertically adjacent first stirring mechanisms on the stirring shaft 4, the upper end of the stirring shaft 4 extends out of the shell 1 and is connected with a first motor 5, feed hoppers 6 are arranged on two sides of the first motor 5 on the top of the shell 1, a partition plate 7 is vertically arranged on one side of the discharge port 3 at the lower end of the arc-shaped partition plate 2, a plurality of through holes are arranged on the partition plate 7, the partition plate 7 divides an inner cavity of the shell 1 below the arc-shaped partition plate 2 into an extrusion cavity and a, the other end of the piston rod 9 extends out of the shell 1 and is connected with a hydraulic cylinder 10, a horizontal rotating shaft 11 is arranged in the cutting cavity, a plurality of cutting knives 12 are arranged on the rotating shaft 11, one end of the rotating shaft 11 extends out of the shell 1 and is connected with a second motor 13, and a discharging pipe 14 is arranged at the bottom of one side of the shell 1.

First rabbling mechanism rotates on first rabbling rod 15 including setting up at (mixing) shaft 4 and is equipped with a plurality of second rabbling rods 16 including setting up, first rabbling rod 15, and the one end that second rabbling rod 16 kept away from first rabbling rod 15 is equipped with a plurality of stirring leaves 17.

The second stirring mechanism comprises a stirring cylinder 18 arranged on a stirring shaft 4, a slide bar 19 is arranged inside the stirring cylinder 18 in a sliding manner, a spring 20 is arranged between the slide bar 19 and the stirring shaft 4, one end, far away from the stirring shaft 4, of the slide bar 19 extends out of the stirring cylinder 18 and is connected with a vertical third stirring rod 21, and one side, close to the inner side wall of the shell 1, of the third stirring rod 21 is provided with a brush 22.

The upper side and the lower side of one end of the slide bar 19 in the mixing drum 18 are both provided with a first limiting part 23, and one side of the mixing drum 18 far away from the mixing shaft 4 is provided with a second limiting part 24 for preventing the slide bar 19 from sliding out.

The utility model discloses during the use, add medicine powder and adhesive into the inside of casing 1 from feeder hopper 6 earlier, then open first motor 5, first motor 5 drive (mixing) shaft 4 drives the rotation of first rabbling mechanism and stirs it and mix, the material that has mixed falls in extrusion chamber through discharge gate 3, then pneumatic cylinder 10 drive stripper plate 8 extrudees the material, thereby make the material strip enter into cutting chamber and cut into the granule by the cutting knife 12 that sets up from the through-hole that sets up on baffle 7, discharge from discharging pipe 14 at last; the brush 22 arranged during mixing can effectively sweep the materials adhered to the inner wall of the shell 1, and the using effect is good.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. A wet granulator for preparing a film coating premixing agent comprises a shell (1) and is characterized in that a downward convex arc-shaped partition plate (2) is arranged inside the shell (1), a discharge hole (3) is formed in the middle of the arc-shaped partition plate (2), a stirring shaft (4) is vertically arranged above the arc-shaped partition plate (2) in the middle of the shell (1), a plurality of first stirring mechanisms are arranged on the stirring shaft (4), a second stirring mechanism is arranged between the first stirring mechanisms which are vertically adjacent to each other on the stirring shaft (4), the upper end of the stirring shaft (4) extends out of the shell (1) and is connected with a first motor (5), feed hoppers (6) are arranged on two sides of the first motor (5) at the top of the shell (1), a partition plate (7) is vertically arranged on one side of the discharge hole (3) at the lower end of the arc-shaped partition plate (2), a plurality of through holes are formed in the partition plate (7), the inner cavity of the shell (1, the extrusion intracavity is equipped with vertical stripper plate (8), one side middle part that stripper plate (8) deviate from baffle (7) is equipped with piston rod (9), the other end of piston rod (9) stretches out casing (1) and is connected with pneumatic cylinder (10), be provided with horizontally pivot (11) in the cutting cavity, be equipped with a plurality of cutting knife (12) on pivot (11), the one end of pivot (11) stretches out casing (1) and even has second motor (13), one side bottom of casing (1) is equipped with discharging pipe (14).

2. The wet granulator for preparing film coating premix according to claim 1, wherein the first stirring mechanism comprises a first stirring rod (15) disposed on the stirring shaft (4), a plurality of second stirring rods (16) are rotatably disposed on the first stirring rod (15), and a plurality of stirring blades (17) are disposed at an end of the second stirring rod (16) far away from the first stirring rod (15).

3. The wet granulator for preparing the film coating premix according to claim 1, wherein the second stirring mechanism comprises a stirring cylinder (18) disposed on the stirring shaft (4), a slide rod (19) is slidably disposed inside the stirring cylinder (18), a spring (20) is disposed between the slide rod (19) and the stirring shaft (4), one end of the slide rod (19) away from the stirring shaft (4) extends out of the stirring cylinder (18) and is connected with a vertical third stirring rod (21), and a brush (22) is disposed on one side of the third stirring rod (21) close to the inner side wall of the housing (1).

4. The wet granulator for preparing film coating premix according to claim 3, wherein the slide bar (19) has a first position-limiting part (23) on both upper and lower sides of one end of the mixing drum (18), and a second position-limiting part (24) for preventing the slide bar (19) from sliding out is arranged on one side of the mixing drum (18) away from the mixing shaft (4).