CN219804985U - Drug particle screening device - Google Patents
Drug particle screening device Download PDFInfo
- Publication number
- CN219804985U CN219804985U CN202321356811.6U CN202321356811U CN219804985U CN 219804985 U CN219804985 U CN 219804985U CN 202321356811 U CN202321356811 U CN 202321356811U CN 219804985 U CN219804985 U CN 219804985U
- Authority
- CN
- China
- Prior art keywords
- screening box
- fixedly connected
- transmission shaft
- screening
- drug particle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000012216 screening Methods 0.000 title claims abstract description 75
- 239000002245 particle Substances 0.000 title claims abstract description 52
- 239000003814 drug Substances 0.000 title claims abstract description 46
- 229940079593 drug Drugs 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 48
- 238000009423 ventilation Methods 0.000 claims abstract description 15
- 238000007664 blowing Methods 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 2
- 239000008187 granular material Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 238000005469 granulation Methods 0.000 description 3
- 230000003179 granulation Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000005550 wet granulation Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000002552 dosage form Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- -1 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000643 oven drying Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Landscapes
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The utility model discloses a drug particle screening device, which belongs to the technical field of pharmaceutical equipment, and comprises: a screening box; the transmission shafts symmetrically rotate in the screening box, the two transmission shafts are obliquely arranged, and the distance between the two transmission shafts is sequentially increased along the oblique direction; the feeding bin is arranged on the screening box and is positioned above the inclined high end on the transmission shaft; the drawers are fixedly connected to the screening box and are positioned below the transmission shaft. According to the utility model, through the transmission shaft which is inclined at a certain angle, the effect that the medicine particles can fall down through a certain angle is achieved, and the ventilation pipe connected with the air pump is also arranged, so that the medicine particles can fall down rapidly through wind direction.
Description
Technical Field
The utility model relates to the technical field of pharmaceutical equipment, in particular to a drug particle screening device.
Background
Pelletization is an operation of processing materials in the state of powder, melt, aqueous solution and the like into granules with a certain shape and size. Almost all solid formulations were prepared without the granulation process. The granules produced may be the final product, such as granules; intermediate products, such as tablets, are also possible.
The medicine is prepared by mixing the raw materials (the Chinese medicine is an extract) with a certain proportion of auxiliary materials, and preparing the mixture into granules with the required size by using water or ethanol and the like as wetting agents. Some dosage forms, such as tablets, capsules, etc., are granules as an intermediate, while some dosage forms, such as granules, are granules as a final product, so the granulation process or formulation process is a very important step in the formulation production process. Since the material is compressed after being made into granules, the flowability and the compressibility of the material can be improved, and thus the granulation is often the pre-process of tabletting.
Wet granulation is a method of granulating a raw material powder by adding a binder solution thereto. The particles prepared by the wet method are wetted on the surface, so that the particles have the advantages of good surface property, attractive appearance, strong wear resistance, good compression formability and most wide application in the pharmaceutical industry production.
The step of wet granulation generally comprises: mixing the raw materials with wet method to obtain soft material, granulating, oven drying or boiling, and grading.
During the wet granulation drying process, some granules may stick, even agglomerate. The purpose of the sizing is to disperse agglomerated, adhered particles during drying to obtain uniform sized particles. The pelleting is generally carried out by adopting a sieving method.
The medicine granule sieving mechanism is the simple screen cloth mode that adopts and filters and screen cloth, just so leads to the granule to appear blocking up the condition emergence in the in-process septum that screens easily for follow-up screening to the granule is not thorough.
Disclosure of Invention
The utility model aims to solve the problem that in the process of finishing grains, the blocking of the partition plate occurs easily in the process of screening grains due to filtering and screening by adopting a screen mesh mode, so that the subsequent screening of the grains is not thorough. And a drug particle screening device is provided.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a drug particle screening apparatus comprising: a screening box; the transmission shafts symmetrically rotate in the screening box, the two transmission shafts are obliquely arranged, and the distance between the two transmission shafts is sequentially increased along the oblique direction; the feeding bin is arranged on the screening box and is positioned above the inclined high end on the transmission shaft; the drawers are fixedly connected to the screening box and positioned below the transmission shaft; the blowing pipe is fixedly connected to the screening box and is positioned above the transmission shaft; the ventilation pipe is communicated with the blowing pipe and faces the transmission shaft; an air pump connected to the screening box; wherein, the one end that the blowpipe kept away from the ventilation pipe is given vent to anger the end intercommunication with the air pump.
For stability of the screening box, preferably, a bracket is fixedly connected below the screening box.
In order to be able to support the stability of the motor, it is preferable to further include: the bracket is fixedly connected to the screening box; the output end of the motor fixedly connected to the bracket is connected with the transmission shaft through a coupler.
In order to prevent the medicine particles from falling from the feeding bin to the transmission shaft to generate the particles to splash, preferably, a baffle is fixedly connected inside the screening box, and the blowing pipe is fixedly connected on the baffle.
In order to fix the position of the transmission shaft, preferably, bosses are fixedly connected to two sides of the screening box, the transmission shaft is located between the two bosses, and the transmission shaft is attached to the bosses.
In order to facilitate the removal of the screened drug particles, it is preferable that a sliding block is fixedly connected to the screening box, and the sliding block is located between two adjacent drawers.
For collecting the screened drug particles of different particle sizes, preferably the drawer is slidingly connected to the screening box.
In order to facilitate collection of the screened particles, the handle is preferably fixedly connected to the drawer.
Compared with the prior art, the utility model provides a drug particle screening device, which has the following beneficial effects:
according to the utility model, through the transmission shaft which is arranged and inclined at a certain angle, the effect that the medicine particles can fall down through a certain angle is achieved, and the ventilation pipe connected with the air pump is also arranged, so that the medicine particles can fall down rapidly through wind direction.
Drawings
FIG. 1 is a schematic diagram of a drug particle screening apparatus according to the present utility model;
fig. 2 is a schematic top view of a drug particle screening apparatus according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a drug particle screening apparatus according to the present utility model;
FIG. 4 is a schematic view of a drawer of a drug particle screening apparatus according to the present utility model;
fig. 5 is a schematic diagram of a boss structure of a drug particle screening apparatus according to the present utility model;
fig. 6 is a schematic diagram showing a cross-sectional front view of a drug particle screening apparatus according to the present utility model.
In the figure: 1. a screening box; 2. a cylindrical support; 3. a transmission shaft; 101. a feeding bin; 103. a handle; 104. a baffle; 105. a boss; 106. a blowing pipe; 107. a ventilation pipe; 108. a drawer; 1081. a slide rail; 201. a motor; 203. an air pump; 206. a coupling; 501. a trapezoid bracket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1:
referring to fig. 1-6, a drug particle screening apparatus comprising: a screening box 1; the two transmission shafts 3 are obliquely arranged, and the interval between the two transmission shafts 3 is sequentially increased along the oblique direction; the feeding bin 101 is arranged on the screening box 1 and is positioned above the inclined high end of the transmission shaft 3; a plurality of groups of drawers 108 fixedly connected to the screening box 1 and positioned below the transmission shaft 3; a blowing pipe 106 fixedly connected to the screening box 1 and positioned above the transmission shaft 3; a ventilation pipe 107 communicated with the blowing pipe 106, the ventilation pipe 107 facing the transmission shaft 3; an air pump 203 connected to the screening box 1; wherein, one end of the blowing pipe 106 far away from the ventilation pipe 107 is communicated with the air outlet end of the air pump 203;
when the device is used, when the medicine particles freely fall from the feeding bin 101, the two transmission shafts 3 are rotated, further, the motor 201 can be adopted to drive, referring to fig. 2, one side transmission shaft 3 rotates clockwise relative to the baffle 104, the other side transmission shaft 3 rotates anticlockwise relative to the baffle 104, so that the medicine particles fall onto the two transmission shafts 3, and when the medicine particles continuously move downwards along the transmission shafts 3, the medicine particles fall down and enter the corresponding drawers 108 when the diameter of the medicine particles is smaller than the interval between the two transmission shafts 3.
Secondly, a ventilation pipe 107 is arranged above the transmission shaft 3, and the air pump 203 draws air from the outside to reach the ventilation pipe 107 through the blowing pipe 106, and blows air to the transmission shaft 3 along the direction of the ventilation pipe 107 so that the medicine particles can fall down quickly, thereby improving the efficiency.
Example 2:
referring to fig. 1 to 6, a drug particle screening apparatus is substantially the same as that of embodiment 1, and further, a cylindrical holder 2 is fixedly connected to the lower side of the screening box 1, and the cylindrical holder 2 is provided, so that the stability of the screening box 1 can be achieved.
Example 3:
referring to fig. 1 to 6, a drug particle screening apparatus is substantially the same as in embodiment 1, further comprising: a ladder bracket 501 fixedly attached to the screening box 1; a motor 201 fixedly connected to the ladder frame 501; wherein, the output end of the motor 201 is connected with the transmission shaft 3 through a coupling 206;
referring specifically to fig. 6, two driving shafts 3 are driven by a motor 201, one driving shaft 3 rotates clockwise with respect to a baffle 104, the other driving shaft 3 rotates counterclockwise with respect to the baffle 104, and a trapezoidal bracket 501 is provided, so that stability of supporting the motor 201 can be achieved.
Example 4:
referring to fig. 1 to 6, a drug particle screening apparatus is substantially the same as that of embodiment 1, further, a baffle plate 104 is fixedly connected to the inside of the screening box 1, and a blowing pipe 106 is fixedly connected to the baffle plate 104.
When the medicine particles freely fall from the feeding bin 101, the baffle 104 is provided, so that the splashing in the process of preventing the medicine particles from inclining can be prevented.
Example 5:
referring to fig. 1 to 6, a drug particle screening apparatus is substantially the same as that of embodiment 1, further, two sides of the screening box 1 are fixedly connected with bosses 105, a transmission shaft 3 is located between the two bosses 105, and the transmission shaft 3 is attached to the bosses 105.
The screening box 1 is fixedly connected with the sliding rail 1081, the sliding rail 1081 is located between two adjacent drawers 108, and the sliding rail 1081 is arranged, so that screening particles can be taken out of the drawers 108 conveniently.
Example 6:
referring to fig. 4, a drug particle screening apparatus is basically the same as that of embodiment 1, and further, handles 103 are fixedly connected to both sides of a drawer 108, and handles 103 are provided, so that the drawer 108 can be drawn to collect and screen particles.
According to the utility model, through the inclined transmission shaft 3 and the core component of the ventilation pipe 107, the medicine particles can rapidly fall down to perform screening of different specifications, so that the screening efficiency is improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. A drug particle screening apparatus comprising:
a screening box (1);
the transmission shafts (3) symmetrically rotate in the screening box (1), the two transmission shafts (3) are obliquely arranged, and the interval between the two transmission shafts (3) is sequentially increased along the oblique direction;
the feeding bin (101) is arranged on the screening box (1) and is positioned above the transmission shaft (3);
a plurality of groups of drawers (108) fixedly connected to the screening box (1) are positioned below the transmission shaft (3);
a blowing pipe (106) fixedly connected to the screening box (1) and positioned above the transmission shaft (3);
a ventilation pipe (107) communicated with the blowing pipe (106), wherein the ventilation pipe (107) faces the transmission shaft (3);
an air pump (203) connected to the screening box (1);
wherein, one end of the blowing pipe (106) far away from the ventilation pipe (107) is communicated with the air outlet end of the air pump (203).
2. Drug particle screening device according to claim 1, characterized in that a cylindrical support (2) is fixedly connected below the screening box (1).
3. The drug particle screening apparatus of claim 1, further comprising:
a trapezoid support (501) fixedly connected to the screening box (1);
a motor (201) fixedly connected to the trapezoid support (501);
wherein the output end of the motor (201) is connected with the transmission shaft (3) through a coupler (206).
4. The drug particle screening device according to claim 1, wherein a baffle plate (104) is fixedly connected to the inside of the screening box (1), and the blowpipe (106) is fixedly connected to the baffle plate (104).
5. The drug particle screening device according to claim 1, wherein bosses (105) are fixedly connected to two sides of the screening box (1), the transmission shaft (3) is located between the two bosses (105), and the transmission shaft (3) is attached to the bosses (105).
6. The drug particle screening device according to claim 1, wherein a sliding rail (1081) is fixedly connected to the screening box (1), and the sliding rail (1081) is located between two adjacent drawers (108).
7. A drug particle screening device according to claim 6, characterized in that the drawer (108) is slidingly connected to the screening box (1).
8. Drug particle screening device according to claim 1, characterized in that the drawers (108) on both sides are fixedly connected with handles (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321356811.6U CN219804985U (en) | 2023-05-31 | 2023-05-31 | Drug particle screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321356811.6U CN219804985U (en) | 2023-05-31 | 2023-05-31 | Drug particle screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219804985U true CN219804985U (en) | 2023-10-10 |
Family
ID=88216034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321356811.6U Active CN219804985U (en) | 2023-05-31 | 2023-05-31 | Drug particle screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219804985U (en) |
-
2023
- 2023-05-31 CN CN202321356811.6U patent/CN219804985U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |