Hot air oven for producing freeze-dried bulk drugs
By setting up a vibrating motor and screening plate in a hot air oven for freeze-dried raw materials, the problem of excessive particles caused by the inability to screen traditional raw materials is solved, and the better powder mixing effect is achieved, and the practicality of production is improved.
Patent Information
- Application Number
- CN202421652232.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-12
- Publication Date
- 2025-04-18
- Estimated Expiration
- 2034-07-12
AI Technical Summary
Traditional raw materials cannot be screened after being placed in the oven, resulting in too large particles of some powdered raw materials, which is not conducive to subsequent mixing of powders.
A hot air oven for the production of freeze-dried raw materials was designed, with a built-in vibration motor, support rod, fixing frame and screening plate. The screening plate is driven by the vibration motor to vibrate, so as to realize the screening of raw materials.
It effectively avoids the problem of excessive particles of raw materials, improves the mixing effect of the powder, and enhances the practicality of raw materials production.
Smart Images
Figure CN222773639U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of raw material medicine production, in particular to a hot air drying oven for the production of freeze-dried raw material medicine. Background Art
[0002] APIs can be prepared through chemical synthesis, plant extraction or biotechnology, usually in powder form, but patients cannot take them directly. APIs need to be processed into drug preparations with the help of various excipients before they can become pharmaceutical products for clinical application.
[0003] At present, after traditional APIs are placed in an oven, they cannot be screened, resulting in some powdered API particles being too large, which is not conducive to the subsequent mixing of the drug powder. Utility Model Content
[0004] In view of the deficiencies of the prior art, the utility model provides a hot air oven for the production of freeze-dried raw materials, which overcomes the deficiencies of the prior art and aims to solve the problems in the background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hot air oven for the production of freeze-dried raw materials, comprising an oven, a sealed door is hingedly connected to the surface of the oven, a controller is fixedly connected to one side of the oven, a diffusion mechanism is provided inside the oven, a heating mechanism is provided on the top of the diffusion mechanism, a limiting mechanism is provided on one side of the heating mechanism, a tray is provided on the top of the limiting mechanism, the tray is slidably connected to the oven, a screening mechanism is provided on the top of the tray, the screening mechanism comprises a vibration motor, the vibration motor is fixedly connected to the oven, the output end of the vibration motor is fixedly connected to a support rod, a fixed frame is slidably connected to one side of the support rod, the fixed frame is slidably connected to the oven, and a screening plate is fixedly connected to the inside of the fixed frame.
[0006] As a preferred technical solution of the utility model, the diffusion mechanism includes a motor, the motor is fixedly connected to the oven, the output end of the motor is fixedly connected to a rotating rod, and the outside of the rotating rod is fixedly connected to a fan blade.
[0007] By adopting the above technical solution, the output end of the motor rotates to drive the rotating rod to rotate, and then the rotating rod rotates to drive the fan blades to rotate, and then the fan blades rotate to make the air inside the oven start to flow, so that the air inside the oven can start to flow better.
[0008] As a preferred technical solution of the utility model, the heating mechanism includes a mounting frame, the mounting frame is slidably connected to the oven, a plurality of heating wires are fixedly connected inside the mounting frame, and the plurality of heating wires are evenly distributed inside the mounting frame.
[0009] By adopting the above technical solution, the electric heating wire is fixed by the mounting frame, and the electric heating wire heats the air inside the oven, so that the air inside the oven can be better heated.
[0010] As a preferred technical solution of the present utility model, the heating wire is electrically connected to the controller.
[0011] By adopting the above technical solution, the heating wire is electrically connected to the controller, and the controller controls the switching of the heating wire, so the switching of the heating wire can be better controlled.
[0012] As a preferred technical solution of the utility model, the limiting mechanism includes a receiving groove, which is opened on the surface of the installation frame. A spring is provided inside the receiving groove, which is fixedly connected to the installation frame, and one side of the spring is fixedly connected to a limiting block.
[0013] By adopting the above technical solution, the limit block is supported by the spring, and the installation frame is limited by the limit block. When the installation frame needs to be disassembled, the limit block is pressed to make the limit block enter the interior of the accommodating groove, and then the installation frame is disassembled by pulling the installation frame, so that the installation frame can be better fixed.
[0014] As a preferred technical solution of the utility model, a sealing strip is provided at the connection between the oven and the sealed door.
[0015] By adopting the above technical solution, a sealing strip is provided at the connection between the oven and the sealed door, and the sealing strip strengthens the sealing of the connection between the oven and the sealed door, so that the sealing of the connection between the oven and the sealed door can be better strengthened.
[0016] As a preferred technical solution of the utility model, the bottom of the oven is provided with four supporting legs, and the four supporting legs are symmetrically distributed on the bottom of the oven.
[0017] By adopting the above technical solution, four supporting legs are provided at the bottom of the oven, and the four supporting legs are symmetrically distributed at the bottom of the oven, so that the oven can be better supported.
[0018] As a preferred technical solution of the utility model, a diverter plate is provided between the tray and the mounting frame, and the diverter plate is fixedly connected to the oven.
[0019] By adopting the above technical solution, a diverter plate is provided between the tray and the mounting frame, and the diverter plate is fixedly connected to the oven, so that the hot air can be better diverted.
[0020] Beneficial effects of the utility model:
[0021] The hot air oven for producing freeze-dried raw materials is provided with a vibration motor, a support rod, a fixed frame and a screening plate. The output end of the vibration motor drives the support rod to vibrate, and the support rod drives the fixed frame to vibrate, and the fixed frame drives the screening plate to vibrate, and the screening plate screens the powdered raw materials. This avoids the problem that the raw materials cannot be screened after being placed in the oven, resulting in some powdered raw materials having too large particles, which is not conducive to subsequent mixing of the drug powder, and improves practicality.
[0022] The hot air oven for producing freeze-dried raw materials is provided with a limit block, a spring and a receiving groove. The limit block is supported by the spring, and the installation frame is limited by the limit block. When the installation frame needs to be disassembled, the limit block is pressed to make the limit block enter the interior of the receiving groove, and then the installation frame and the electric heating wire are disassembled by pulling the installation frame, thereby avoiding the problem of the existing oven that the electric heating wire cannot be quickly disassembled, and improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 It is a front structural schematic diagram of the utility model;
[0024] Figure 2 It is a front structural sectional view of the utility model;
[0025] Figure 3 This is a schematic diagram of the screening mechanism structure of the utility model;
[0026] Figure 4 It is a schematic diagram of the heating mechanism structure of the utility model.
[0027] In the figure: 1. oven; 2. diffusion mechanism; 21. motor; 22. rotating rod; 23. fan blade; 3. screening mechanism; 31. vibration motor; 32. support rod; 33. fixing frame; 34. screening plate; 4. heating mechanism; 41. heating wire; 42. mounting frame; 5. limiting mechanism; 51. limiting block; 52. spring; 53. receiving slot; 6. controller; 7. diverter plate; 8. supporting leg; 9. sealing door; 10. tray. DETAILED DESCRIPTION
[0028] 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.
[0029] Embodiment 1
[0030] See also Figure 1-Figure 2 A hot air oven for the production of freeze-dried raw materials includes an oven 1, a sealed door 9 is hingedly connected to the surface of the oven 1, a controller 6 is fixedly connected to one side of the oven 1, a diffusion mechanism 2 is arranged inside the oven 1, and the diffusion mechanism 2 includes a motor 21, the motor 21 is fixedly connected to the oven 1, a rotating rod 22 is fixedly connected to the output end of the motor 21, and a fan blade 23 is fixedly connected to the outside of the rotating rod 22; the rotating rod 22 is driven to rotate by the output end of the motor 21, and the fan blade 23 is driven to rotate by the rotating rod 22, and the fan blade 23 is rotated to make the air inside the oven 1 start to flow, so that the air inside the oven 1 can start to flow better.
[0031] See also Figure 1-Figure 2 A heating mechanism 4 is provided on the top of the diffusion mechanism 2. The heating mechanism 4 includes a mounting frame 42. The mounting frame 42 is slidably connected to the oven 1. A plurality of heating wires 41 are fixedly connected to the interior of the mounting frame 42. The plurality of heating wires 41 are evenly distributed inside the mounting frame 42. The heating wires 41 are fixed by the mounting frame 42, and the air inside the oven 1 is heated by the heating wires 41, so that the air inside the oven 1 can be better heated.
[0032] See also Figure 1-Figure 2 , the heating wire 41 is electrically connected to the controller 6; by electrically connecting the heating wire 41 to the controller 6, and then controlling the switch of the heating wire 41 by the controller 6, the switch of the heating wire 41 can be better controlled.
[0033] See also Figure 2-Figure 4 A limiting mechanism 5 is provided on one side of the heating mechanism 4, and the limiting mechanism 5 includes a receiving groove 53. The receiving groove 53 is opened on the surface of the installation frame 42, and a spring 52 is provided inside the receiving groove 53. The spring 52 is fixedly connected to the installation frame 42, and one side of the spring 52 is fixedly connected to the limiting block 51; the limiting block 51 is supported by the spring 52, and the installation frame 42 is limited by the limiting block 51. When the installation frame 42 needs to be disassembled, the limiting block 51 is pressed to make the limiting block 51 enter the interior of the receiving groove 53, and then the installation frame 42 is disassembled by pulling the installation frame 42, so that the installation frame 42 can be better fixed.
[0034] See also Figure 2-Figure 3 A tray 10 is provided on the top of the limiting mechanism 5, and the tray 10 is slidably connected to the oven 1. A screening mechanism 3 is provided on the top of the tray 10, and the screening mechanism 3 includes a vibration motor 31, and the vibration motor 31 is fixedly connected to the oven 1. A support rod 32 is fixedly connected to the output end of the vibration motor 31, and a fixed frame 33 is slidably connected to one side of the support rod 32. The fixed frame 33 is slidably connected to the oven 1, and a screening plate 34 is fixedly connected inside the fixed frame 33.
[0035] See also Figure 1-Figure 2A sealing strip is provided at the connection between the oven 1 and the sealed door 9; a sealing strip is provided at the connection between the oven 1 and the sealed door 9, and the sealing strip strengthens the sealing of the connection between the oven 1 and the sealed door 9, which can better strengthen the sealing of the connection between the oven 1 and the sealed door 9.
[0036] See also Figure 1-Figure 2 Four supporting legs 8 are provided at the bottom of the oven 1, and the four supporting legs 8 are symmetrically distributed at the bottom of the oven 1; by providing four supporting legs 8 at the bottom of the oven 1, and the four supporting legs 8 are symmetrically distributed at the bottom of the oven 1, the oven 1 can be better supported.
[0037] See also Figure 2 A diverter plate 7 is provided between the tray 10 and the mounting frame 42, and the diverter plate 7 is fixedly connected to the oven 1; by providing a diverter plate 7 between the tray 10 and the mounting frame 42, and the diverter plate 7 is fixedly connected to the oven 1, the hot air can be better diverted.
[0038] Working principle: The raw materials are placed on the surface of the screening plate 34, and the output end of the vibration motor 31 drives the support rod 32 to vibrate, and the support rod 32 drives the fixed frame 33 to vibrate, and the fixed frame 33 drives the screening plate 34 to vibrate, and the screening plate 34 screens the powdered raw materials, and the tray 10 collects the screened raw materials, and the mounting frame 42 fixes the heating wire 41, and the heating wire 41 heats the air inside the oven 1, and the output end of the motor 21 rotates to drive the rotating rod 22 to rotate, and the rotating rod 22 rotates to drive the fan blades 23 to rotate, and the fan blades 23 rotate to diffuse the hot air to the inside of the oven 1, and the diverter plate 7 diverts the hot air to make the raw materials evenly heated.
[0039] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A hot air oven for the production of freeze-dried bulk drugs, comprising an oven (1), characterized in that: A sealed door (9) is hingedly connected to the surface of the oven (1); a controller (6) is fixedly connected to one side of the oven (1); a diffusion mechanism (2) is provided inside the oven (1); a heating mechanism (4) is provided on the top of the diffusion mechanism (2); a limiting mechanism (5) is provided on one side of the heating mechanism (4); a tray (10) is provided on the top of the limiting mechanism (5); the tray (10) is slidably connected to the oven (1); a screening mechanism (3) is provided on the top of the tray (10); the screening mechanism (3) comprises a vibration motor (31); the vibration motor (31) is fixedly connected to the oven (1); a support rod (32) is fixedly connected to the output end of the vibration motor (31); a fixed frame (33) is slidably connected to one side of the support rod (32); the fixed frame (33) is slidably connected to the oven (1); a screening plate (34) is fixedly connected inside the fixed frame (33).
2. A hot air oven for the production of freeze-dried bulk drugs according to claim 1, characterized in that: The diffusion mechanism (2) comprises a motor (21), the motor (21) being fixedly connected to the oven (1), the output end of the motor (21) being fixedly connected to a rotating rod (22), and the outside of the rotating rod (22) being fixedly connected to a fan blade (23).
3. A hot air oven for the production of freeze-dried bulk drugs according to claim 1, characterized in that: The heating mechanism (4) comprises a mounting frame (42), the mounting frame (42) being slidably connected to the oven (1), a plurality of electric heating wires (41) being fixedly connected inside the mounting frame (42), and the plurality of electric heating wires (41) being evenly distributed inside the mounting frame (42).
4. A hot air oven for the production of freeze-dried bulk drugs according to claim 3, characterized in that: The heating wire (41) is electrically connected to the controller (6).
5. A hot air oven for the production of freeze-dried bulk drugs according to claim 3, characterized in that: The limiting mechanism (5) comprises a receiving groove (53), the receiving groove (53) being formed on the surface of the mounting frame (42), a spring (52) being provided inside the receiving groove (53), the spring (52) being fixedly connected to the mounting frame (42), and one side of the spring (52) being fixedly connected to the limiting block (51).
6. A hot air oven for the production of freeze-dried bulk drugs according to claim 1, characterized in that: A sealing strip is provided at the connection between the oven (1) and the sealing door (9).
7. A hot air oven for the production of freeze-dried bulk drugs according to claim 1, characterized in that: The bottom of the oven (1) is provided with four supporting legs (8), and the four supporting legs (8) are symmetrically distributed on the bottom of the oven (1).
8. A hot air oven for freeze-dried bulk drug production according to claim 3, characterized in that: A diverter plate (7) is provided between the tray (10) and the mounting frame (42), and the diverter plate (7) is fixedly connected to the oven (1).