Drying device for medicine research and development

Abstract

The utility model provides a drying device for medicine research and development, and relates to the technical field of medicine research and development, the drying device comprises a drying device main body and a placing frame, the placing frame is placed in the drying device main body, a heat insulation wall is arranged in an inner cavity of the drying device main body, and the heat insulation wall is divided into a plurality of cavities; an air duct is arranged on the inner wall of one side of each cavity, an air exhaust hole is formed in the wall of the side, adjacent to the air duct, of each cavity, and a heating element is installed at the bottom end of each cavity; the drying device body is divided into a plurality of independent cavities through the heat insulation walls, each cavity is provided with an independent heating element, an air channel and an air exhaust hole, independent temperature control and air flow circulation of each cavity are achieved, temperature interference between different cavities is effectively avoided, it is ensured that medicine is heated evenly, meanwhile, the air channel and the air exhaust hole in each cavity are not communicated, and therefore the drying effect is improved. And it is ensured that airflow circulation is only limited in the cavity, and the drying uniformity is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of drug research and development, especially to a drying device for drug research and development. BACKGROUND

[0002] In the drug research and development process, drying is a crucial step, directly affecting the quality, stability and research and development efficiency of the drug, and the traditional drying device has many limitations in drug research and development, which is difficult to meet the increasing research and development needs.

[0003] Although the traditional drying device can basically meet the basic drying needs, it also has some obvious problems, first of all, uneven drying is one of the big problems, the traditional drying method, such as hot air circulation or heating plate conduction, due to the limitation of heating mode, often leads to uneven heating of drug samples, which not only affects the final drug effect of the drug, but also may reduce the stability of the drug.

[0004] Secondly, the traditional drying device also faces the risk of cross contamination when processing multiple drug samples. Since multiple drug samples are dried in the same cavity, cross contamination between different samples is extremely likely, which is extremely unfavorable for drug research and development, therefore, we propose a drying device for drug research and development. SUMMARY

[0005] The utility model discloses a drying device for drug research and development, which can solve the problems of uneven drying and cross contamination in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A drying device for drug research and development, comprising a drying device main body and a placing rack, the placing rack is placed in the drying device main body, a heat insulation wall is arranged in the inner cavity of the drying device main body, the heat insulation wall is divided into several chambers, a wind channel is arranged on the inner wall of one side of each chamber, a suction hole is arranged on the wall adjacent to the wind channel of each chamber, and a heating element is installed at the bottom end of each chamber.

[0008] Further, the placing rack is placed in the chamber, and a top end of the placing rack is provided with an annular rack, a bottom end of the annular rack is provided with a metal mesh, and an aperture of the metal mesh is smaller than a size of the medicine.

[0009] Further, a bottom end inside the drying device body is provided with a micro vacuum pump, and an output end of the micro vacuum pump is connected with the air extraction hole.

[0010] Further, a top of the drying device body is provided with a machine cover, one side of the machine cover close to the chamber is provided with a partition plate matched with the heat insulation wall, and a temperature sensor is arranged in each space separated by the partition plate.

[0011] Further, a plurality of air fans are arranged in the drying device body, and each air fan acts on each chamber, and an air duct arranged in the chamber is connected with the air fan.

[0012] Further, the air duct and the air extraction hole in each chamber are not communicated with each other.

[0013] Further, a heat insulation material is arranged in the heat insulation wall, and the heat insulation material is ceramic fiber.

[0014] Further, an operation panel is arranged on an outer wall of the top of the drying device body, and a power supply interface is arranged on an outer wall of one side of the drying device body.

[0015] Compared with the prior art, the drying device has the following beneficial effects:

[0016] 1. The drying device body is divided into a plurality of independent chambers by the heat insulation wall, each chamber is provided with an independent heating element, an air duct and an air extraction hole, independent temperature control and air circulation of each chamber are realized, temperature interference between different chambers is effectively avoided, uniform heating of the medicine is ensured, and the air duct and the air extraction hole in each chamber are not communicated with each other, air circulation is limited in the chamber, and drying uniformity is further improved.

[0017] 2. Each chamber is completely independent, different medicine samples are effectively isolated, cross contamination is avoided, and reliability of research and development data is ensured, in addition, the micro vacuum pump is arranged at the bottom end inside the drying device body and connected with the air extraction hole, the micro vacuum pump is used for vacuum negative pressure auxiliary drying, vacuum can be extracted during the drying process, air pressure in the chamber is reduced, the boiling point of water is reduced in the vacuum environment, evaporation of water in the medicine is accelerated, drying time is shortened, decomposition and oxidation of the medicine at high temperature are reduced in the low temperature and low pressure environment, the active ingredients of the medicine are better protected, heat conduction efficiency is higher in the vacuum environment, and the medicine is heated more uniformly. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The overall structure schematic view of the drying device for medicine research and development is provided.

[0019] Figure 2 The internal structure schematic view of the drying device for medicine research and development is provided in the utility model.

[0020] Figure 3 The heating element structure schematic view of the drying device for medicine research and development is provided in the utility model.

[0021] Figure 4 The machine cover structure schematic view of the drying device for medicine research and development is provided in the utility model.

[0022] Legend: 1, drying device main body; 2, placing frame; 101, heat insulation wall; 102, cavity; 103, air duct; 104, air extraction hole; 105, heating element; 106, micro vacuum pump; 107, machine cover; 108, partition plate; 109, temperature sensor; 110, operation panel; 111, power supply interface; 201, annular frame; 202, metal mesh. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] In order to facilitate understanding of the utility model, the utility model will be described more comprehensively with reference to the related, a number of embodiments of the utility model are given, however, the utility model can be realized in many different forms, and is not limited to the embodiments described in the text, on the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0025] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there can be a middle element, and when an element is referred to as being "connected to" another element, it can be directly connected to the other element or there can be a middle element, the terms "vertical", "horizontal", "left", "right" and similar expressions used herein are only for the purpose of illustration.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0027] Example 1:

[0028] like Figures 1-4 As shown, this utility model provides a technical solution: a drying device for drug research and development, including a drying device body 1 and a placement rack 2. The placement rack 2 is placed inside the drying device body 1. An insulation wall 101 is provided inside the internal cavity of the drying device body 1, and the insulation wall 101 divides into several chambers 102. Each chamber 102 has an air duct 103 on one side of its inner wall, and an exhaust hole 104 is provided on the wall adjacent to the air duct 103 of each chamber 102. A heating element 105 is installed at the bottom of each chamber 102. Each chamber 102 is equipped with an independent heating element 105, a temperature sensor 109, a fan, and an air duct 103 to achieve independent airflow circulation within the chamber 102. The control system independently adjusts the power of the heating element 105 and the fan speed based on the feedback from the temperature sensor 109 of each chamber 102 to achieve precise temperature control. Multiple chambers 102 can be dried simultaneously, shortening the overall drying time and improving research and development efficiency.

[0029] Example 2:

[0030] like Figures 1-4 As shown, the placement rack 2 is placed in the chamber 102. The top of the placement rack 2 is provided with a ring frame 201, and the bottom of the ring frame 201 is installed with a metal mesh 202. The aperture of the metal mesh 202 is smaller than the size of the drug. The placement rack is provided with a ring frame 201 and a metal mesh 202 at the top. The aperture of the metal mesh 202 is smaller than the size of the drug. This prevents the drug from falling and ensures that hot air can pass through the drug sample evenly, avoiding local overheating or insufficient drying.

[0031] The top of the main body 1 of the drying device is provided with a cover 107. On the side of the cover 107 near the chamber 102, there is a partition 108 that fits with the heat insulation wall 101. Each partition 108 is equipped with a temperature sensor 109. Different temperatures and times can be set according to the characteristics of different drugs to achieve precise temperature control and improve drying efficiency. Heat insulation material is installed inside the heat insulation wall 101, and the partition material is ceramic fiber. The installation of ceramic fiber heat insulation material inside the heat insulation wall 101 effectively reduces heat loss, improves energy utilization, and at the same time reduces the surface temperature of the equipment and improves safety.

[0032] A plurality of fans are installed in the drying device main body 1, and each fan acts on each chamber 102, the air duct 103 arranged in the chamber 102 is connected with the fan, the fan is arranged in each chamber 102 and is connected with the air duct 103, the air circulation in the chamber 102 can be accelerated, the heat exchange efficiency is improved, and the drying time is shortened, the air duct 103 and the air exhaust hole 104 in each chamber 102 are not communicated with each other, a micro vacuum pump 106 is arranged at the bottom end in the drying device main body 1, the output end of the micro vacuum pump 106 is connected with the air exhaust hole 104, the micro vacuum pump 106 can perform vacuumization in the drying process, the air pressure in the chamber is reduced, the boiling point of water is reduced in the vacuum environment, the evaporation of water in the medicine can be accelerated, the drying time is shortened, and the decomposition and oxidation of the medicine under high temperature can be reduced in the low-temperature and low-pressure environment, so that the active ingredients of the medicine are better protected.

[0033] An operation panel 110 is installed on the top end outer wall of the drying device main body 1, so that the user can set drying parameters and monitor the drying process, and a power supply interface 111 is arranged on the outer wall of one side of the drying device main body 1.

[0034] The working process of the drying device is as follows: when the drying device is used, first, the medicine sample is placed on the placing rack 2, then the placing rack 2 is placed in the chamber 102 of the drying device main body 1, and then the cover 107 is closed, so that the partition plate 108 on the cover 107 is matched with the heat insulation wall 101 to form a sealed chamber environment; the user sets the drying parameters of each chamber 102 through the operation panel 110, including temperature, time, vacuum degree and the like.

[0035] The heating element 105 is started to heat the medicine sample in the chamber 102, each chamber 102 is provided with an independent heating element 105 and a temperature sensor 109, the control system adjusts the power of the heating element 105 in real time according to the feedback of the temperature sensor 109, so that the temperature is accurately controlled in the set range, the fan in the chamber 102 is started, the fan blows hot air to the medicine sample uniformly through the air duct 103 to accelerate heat exchange, the air duct 103 and the air exhaust hole 104 of each chamber 102 are not communicated with each other, so that the air circulation is limited in the chamber 102, interference between different chambers 102 is avoided, the micro vacuum pump 106 is started or not started according to the requirement of the medicine, the temperature sensor 109 monitors the temperature in the chamber 102 in real time and feeds back data to the control system, and the operation panel 110 displays the key parameters in the drying process, so that the user can monitor conveniently.

[0036] When the set drying time or the moisture content of the medicine sample reaches the target value, the drying process is ended, the heating element 105, the fan and the micro vacuum pump 106 are turned off, the cover 107 is opened, and the placing rack 2 and the dried medicine sample are taken out.

[0037] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A drying device for pharmaceutical research and development, comprising a drying device main body (1) and a placing rack (2), the placing rack (2) is placed in the drying device main body (1), characterized in that: The inside cavity of the drying device body (1) is provided with a heat insulation wall (101), the heat insulation wall (101) is divided into several chambers (102), each chamber (102) is provided with an air duct (103) on the inner wall of one side, the wall adjacent to the air duct (103) of each chamber (102) is provided with an air exhaust hole (104), and the bottom end of each chamber (102) is provided with a heating element (105). ​ 2. The drying device for pharmaceutical research and development according to claim 1, characterized in that: The placing rack (2) is placed in the chamber (102), the top end of the placing rack (2) is provided with an annular rack (201), the bottom end of the annular rack (201) is provided with a metal mesh (202), and the aperture of the metal mesh (202) is smaller than the size of the medicine.

3. The drying device for pharmaceutical research and development of claim 1, wherein: The inside bottom end of the drying device body (1) is provided with a micro vacuum pump (106), and the output end of the micro vacuum pump (106) is connected with the air exhaust hole (104).

4. The drying device for pharmaceutical research and development of claim 1, wherein: The top of the drying device body (1) is provided with a machine cover (107), one side of the machine cover (107) close to the chamber (102) is provided with a partition plate (108) matched with the heat insulation wall (101), and each partition plate (108) is provided with a temperature sensor (109) in the space.

5. The drying device for pharmaceutical research and development of claim 1, wherein: A plurality of fans are installed in the drying device body (1), and each fan acts on each chamber (102).

6. The drying device for pharmaceutical research and development of claim 1, wherein: The air duct (103) and the air exhaust hole (104) in each chamber (102) are not communicated with each other.

7. The drying device for pharmaceutical development of claim 1, wherein: The heat insulation wall (101) is provided with a heat insulation material, and the heat insulation material is ceramic fiber.

8. The drying device for pharmaceutical research and development of claim 1, wherein: The top outer wall of the drying device body (1) is provided with an operation panel (110), and one side outer wall of the drying device body (1) is provided with a power supply interface (111).

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