Powder mixing device for pharmaceutical production

Abstract

The utility model relates to the technical field of mixing devices, in particular to a powder mixing device for pharmaceutical production, and provides the powder mixing device for pharmaceutical production, which can filter medicine powder when the medicine powder is added, so that the uniformity of mixing can be improved, and the mixing of the medicine powder is facilitated. Comprising a material mixing barrel, a stirring shaft is arranged in the material mixing barrel, a plurality of groups of stirring blades are arranged on the stirring shaft, a feeding port is formed in the material mixing barrel, and the material mixing device further comprises a mounting frame which is mounted on the material mixing barrel and located over the feeding port; the device further comprises a feeding frame and a filter screen, wherein the filter screen is mounted in the feeding frame; the device further comprises a shaking assembly, the shaking assembly is installed on the installation frame, and the feeding frame is installed on the shaking assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of mixing devices, in particular to a powder mixing device for medicine production. Background Art

[0002] Drugs are substances used to prevent, treat and diagnose diseases. In theory, drugs refer to any chemical substance that can affect the physiological functions of body organs and cell metabolic activities.

[0003] When producing drugs, different drug powders need to be mixed according to the drugs to be produced. Existing drug powder mixing usually directly pours the drug powder into a mixer according to a proportion for mixing. However, particles sometimes appear in the drug powder, resulting in uneven mixing during the mixing process, thereby affecting the uniformity of the mixing, which is not conducive to the mixing of drug powders. Therefore, a powder mixing device for drug production is needed. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a powder mixing device for pharmaceutical production which can filter drug powder when it is added, thereby improving the uniformity of the mixing and facilitating the mixing of drug powder.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a powder mixing device for pharmaceutical production, comprising a mixing barrel, a stirring shaft is arranged in the mixing barrel, a plurality of stirring blades are arranged on the stirring shaft, a feeding port is arranged on the mixing barrel, and also comprises a mounting frame, which is mounted on the mixing barrel, and the mounting frame is located directly above the feeding port; also comprises a feeding frame and a filter screen, and the filter screen is mounted in the feeding frame; also comprises a shaking assembly, which is mounted on the mounting frame, and the feeding frame is mounted on the shaking assembly.

[0008] Preferably, the shaking assembly includes a shaking frame, a sliding rod, a spring, a pushing plate, a driving assembly and an installation assembly; a first sliding hole is provided on the installation frame, the sliding rod is slidably connected to the first sliding hole, the sliding rod is connected to the shaking frame, the spring is fitted to the sliding rod, both ends of the spring are respectively connected to the outer wall of the shaking frame and the inner wall of the installation frame, a second sliding hole is provided on the installation frame, the pushing plate is slidably connected to the second sliding hole, the pushing plate is connected to the shaking frame, the driving assembly is installed on the installation frame, the driving assembly is used to repeatedly push the pushing plate to move, and the feeding frame is installed on the sliding frame through the installation assembly.

[0009] Preferably, the driving assembly includes a cam, a driving shaft and a motor, the motor is mounted on the mounting frame, the cam is connected to the output end of the motor via the driving shaft, and the cam is slidably fitted to the push plate.

[0010] Preferably, the mounting assembly includes a first mounting plate, a second mounting plate and a screw, the first mounting plate is mounted on the feeding frame, the second mounting plate is mounted on the shaking frame, a through hole is provided on the first mounting plate, a screw hole is provided on the second mounting plate, and the screw slides through the through hole and is threadedly connected to the screw hole.

[0011] Preferably, a handle is provided on the feeding frame.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the utility model provides a powder mixing device for drug production, which has the following beneficial effects:

[0014] The feeding frame is installed on the shaking component, and pharmaceutical powder is added into the feeding frame and filtered through the filter. The feeding frame is driven to slide by starting the shaking component, so that the pharmaceutical powder can fall on the filter more smoothly. Therefore, a device is provided for filtering the pharmaceutical powder when it is added, thereby improving the uniformity of the mixing, which is beneficial to the powder mixing device for pharmaceutical production for mixing pharmaceutical powder. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the axonometric structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the push plate and the shaking frame and their connection structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the filter screen, the feeding frame and their connection structure of the utility model.

[0018] Figure numerals: 1. mixing barrel; 2. stirring shaft; 3. mounting frame; 4. feeding frame; 5. filter screen; 6. shaking frame; 7. sliding rod; 8. spring; 9. pushing plate; 10. cam; 11. driving shaft; 12. motor; 13. first mounting plate; 14. second mounting plate; 15. screw; 16. handle. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example

[0021] See also Figure 1-Figure 3 , a powder mixing device for drug production, comprising a mixing barrel 1, a stirring shaft 2 is arranged in the mixing barrel 1, a plurality of stirring blades are arranged on the stirring shaft 2, a feeding port is arranged on the mixing barrel 1, and a mounting frame 3 is mounted on the mixing barrel 1, and the mounting frame 3 is located directly above the feeding port; a feeding frame 4 and a filter screen 5 are also included, and the filter screen 5 is installed in the feeding frame 4; a shaking component is also included, the shaking component is mounted on the mounting frame 3, and the feeding frame 4 is mounted on the shaking component; the feeding frame 4 is installed on the shaking component, and the drug powder is added into the feeding frame 4, and the drug powder is filtered through the filter screen 5, and the feeding frame 4 is driven to slide by starting the shaking component, so that the drug powder can fall on the filter screen 5 more smoothly, thereby providing a drug powder that can be filtered when added, thereby improving the uniformity of the mixing, which is beneficial to the mixing of drug powder.

[0022] See also Figure 1-Figure 3 The shaking assembly includes a shaking frame 6, a sliding rod 7, a spring 8, a pushing plate 9, a driving assembly and an installation assembly. A first sliding hole is provided on the installation frame 3, the sliding rod 7 is slidably connected to the first sliding hole, the sliding rod 7 is connected to the shaking frame 6, the spring 8 is fitted to the sliding rod 7, and the two ends of the spring 8 are respectively connected to the outer wall of the shaking frame 6 and the inner wall of the installation frame 3. A second sliding hole is provided on the installation frame 3, the pushing plate 9 is slidably connected to the second sliding hole, the pushing plate 9 is connected to the shaking frame 6, and the driving assembly is installed on the installation frame 3. The driving assembly is used to repeatedly push the pushing plate 9 to move. The feeding frame 4 is installed on the sliding frame through the installation assembly. Starting the driving assembly can push the pushing plate 9 to move repeatedly, and the spring 8 is used to reset the pushing plate 9 and the shaking frame 6, so that the purpose of shaking the feeding frame 4 and the filter screen 5 can be achieved.

[0023] See also Figure 1-Figure 3 The driving assembly includes a cam 10, a driving shaft 11 and a motor 12. The motor 12 is installed on the mounting frame 3. The cam 10 is connected to the output end of the motor 12 through the driving shaft 11, and the cam 10 is slidably fitted with the push plate 9; starting the motor 12 drives the driving shaft 11 and the cam 10 to rotate, which can repeatedly push the push plate 9 to move, and the shaking frame 6 is reset through the spring 8, thereby achieving the purpose of quickly shaking the feeding frame 4.

[0024] See also Figure 1-Figure 3 The mounting assembly includes a first mounting plate 13, a second mounting plate 14 and a screw 15. The first mounting plate 13 is mounted on the feeding frame 4, and the second mounting plate 14 is mounted on the shaking frame 6. A through hole is provided on the first mounting plate 13, and a screw hole is provided on the second mounting plate 14. The screw 15 slides through the through hole and is threadedly connected with the screw hole; the screw 15 makes the feeding frame 4 more firmly installed.

[0025] See also Figure 1-Figure 3A handle 16 is provided on the feeding frame 4, and the handling 16 is used to facilitate carrying the feeding frame 4.

[0026] In summary, when the powder mixing device for drug production is in use, the feeding frame 4 is installed on the shaking component, and drug powder is added into the feeding frame 4, and the drug powder is filtered through the filter screen 5. By starting the shaking component to drive the feeding frame 4 to slide, the drug powder can fall on the filter screen 5 more smoothly.

[0027] This motor 12 is a well-known device purchased directly from the market by technicians in this field. Here we only use it and do not make any improvements to its structure and function. We will not go into details here. The motor 12 is provided with a control switch matching it. The installation position of the control switch is selected according to actual use requirements to facilitate the operator to perform operation and control.

[0028] The above-mentioned embodiments only express the specific implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model.

Claims

1. A powder mixing device for drug production, comprising a mixing barrel (1), a stirring shaft (2) is arranged in the mixing barrel (1), a plurality of stirring blades are arranged on the stirring shaft (2), and a feeding port is arranged on the mixing barrel (1), characterized in that: Also includes: A mounting frame (3), the mounting frame (3) is mounted on the mixing barrel (1), and the mounting frame (3) is located directly above the feeding port; A feeding frame (4) and a filter screen (5), wherein the filter screen (5) is installed in the feeding frame (4); A shaking assembly is installed on the installation frame (3), and a feeding frame (4) is installed on the shaking assembly.

2. A powder mixing device for drug production according to claim 1, characterized in that: The shaking assembly comprises a shaking frame (6), a sliding rod (7), a spring (8), a pushing plate (9), a driving assembly and a mounting assembly. A first sliding hole is provided on the mounting frame (3). The sliding rod (7) is slidably connected to the first sliding hole. The sliding rod (7) is connected to the shaking frame (6). The spring (8) is fitted on the sliding rod (7). Two ends of the spring (8) are respectively connected to the outer wall of the shaking frame (6) and the inner wall of the mounting frame (3). A second sliding hole is provided on the mounting frame (3). The pushing plate (9) is slidably connected to the second sliding hole. The pushing plate (9) is connected to the shaking frame (6). The driving assembly is mounted on the mounting frame (3). The driving assembly is used to repeatedly push the pushing plate (9) to move. The feeding frame (4) is mounted on the sliding frame through the mounting assembly.

3. A powder mixing device for drug production according to claim 2, characterized in that: The driving assembly comprises a cam (10), a driving shaft (11) and a motor (12); the motor (12) is mounted on a mounting frame (3); the cam (10) is connected to an output end of the motor (12) via the driving shaft (11); and the cam (10) is slidably fitted to a push plate (9).

4. A powder mixing device for drug production according to claim 3, characterized in that: The mounting assembly comprises a first mounting plate (13), a second mounting plate (14) and a screw (15); the first mounting plate (13) is mounted on the feeding frame (4), the second mounting plate (14) is mounted on the shaking frame (6), a through hole is provided on the first mounting plate (13), a screw hole is provided on the second mounting plate (14), and the screw (15) slides through the through hole and is threadedly connected with the screw hole.

5. A powder mixing device for drug production according to claim 4, characterized in that: The feeding frame (4) is provided with a handle (16).

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