Concentration experiment device for pharmacological experiment of traditional Chinese medicine

Abstract

The utility model discloses a concentration experiment device for a traditional Chinese medicine pharmacological experiment and relates to the field of traditional Chinese medicine concentration. The concentration experiment device comprises a concentration unit, a vacuum pump and a cold trap, the concentration unit comprises an equipment box, and the equipment box is provided with a concentration tank; the detection assembly comprises a first annular seat and a second annular seat; the rubber gasket is arranged on the first annular seat; the second annular seat is arranged on the outer side of the first annular seat, and a cavity is formed between the second annular seat and the first annular seat; the air pressure sensor is arranged on the outer side of the second annular seat, and the air pressure sensor communicates with the cavity; and a glass plate. According to the concentration experiment device, by arranging the detection assembly, the fitting leakproofness of the rubber gasket and the glass plate can be detected in real time, the abrasion condition of the rubber gasket can be found in time, then the fitting leakproofness of the rubber gasket and the glass plate is guaranteed, and the concentration tank is in a vacuum environment.

Description

TECHNICAL FIELD

[0001] The utility model relates to traditional Chinese medicine concentration technical field, concretely is a kind of traditional Chinese medicine pharmacological experiment is concentrated experimental device. BACKGROUND

[0002] The concentration experimental device commonly used in traditional Chinese medicine pharmacological experiment mainly includes various types of traditional Chinese medicine concentration equipment, and the design of these equipment aims at efficiently and safely removing part of solvent from traditional Chinese medicine extract, so as to improve the concentration of solution and facilitate subsequent pharmacological research.

[0003] The type of concentration experimental device mainly includes vacuum centrifugal concentrator, reduced pressure evaporation device and hot reflux extraction concentration unit, wherein the vacuum centrifugal concentrator is generally used for experiment, and its principle is to accelerate the evaporation of solvent through centrifugal force and vacuum environment, pre-cool the cold trap, and then set the host parameters (such as speed, time and temperature), start the instrument to concentrate.

[0004] The existing part of vacuum centrifugal concentrator is sealed by glass plate cover on the top of concentration tank, and the concentration tank is in airtight environment by the fit of glass plate and rubber gasket, but with long time use, the rubber gasket will be worn out, and then affect the fit airtightness of glass plate and rubber gasket, the existing part of vacuum centrifugal concentrator cannot detect the fit airtightness of rubber gasket and glass plate, so that the rubber gasket cannot be found in time when it is worn out, and then affect the airtightness of vacuum environment of concentration tank, and then affect the accuracy of traditional Chinese medicine pharmacological experimental data. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a kind of traditional Chinese medicine pharmacological experimental concentration experimental device, solve the problem that part of vacuum centrifugal concentrator cannot detect the fit airtightness of rubber gasket and glass plate, so that the rubber gasket cannot be found in time when it is worn out, and then affect the airtightness of vacuum environment of concentration tank, and then affect the accuracy of traditional Chinese medicine pharmacological experimental data.

[0006] To achieve the above object, the utility model is realized by the following technical scheme: a kind of traditional Chinese medicine pharmacological experimental concentration experimental device includes concentration unit, vacuum pump and cold trap, the vacuum pump and cold trap are set on the two sides of concentration unit, and the concentration unit includes:

[0007] Equipment box, the equipment box is equipped with concentration tank;

[0008] Detection assembly, the detection assembly includes:

[0009] First annular seat, the first annular seat is arranged at the slot of concentration tank;

[0010] A rubber gasket is arranged on the first annular seat;

[0011] A second annular seat is arranged outside the first annular seat, and a cavity is formed between the two;

[0012] An air pressure sensor is arranged outside the second annular seat and is in communication with the cavity;

[0013] A glass plate is arranged on the top of the cavity, and is used to form a closed environment with the concentration tank and the cavity.

[0014] Preferably, the concentration unit further comprises an adapter plate, which is rotatably connected in the concentration tank and can be replaced to adapt to different sizes and quantities of traditional Chinese medicine extract test tubes.

[0015] Preferably, the front of the equipment box is provided with a display screen and an adjusting button.

[0016] Preferably, the adapter plate is provided with a hole slot for placing the traditional Chinese medicine extract test tube.

[0017] Preferably, the first annular seat and the second annular seat are fixedly connected to the equipment box.

[0018] Preferably, the other end of the air pressure sensor is connected to an alarm, which is used to timely inform the change of air pressure in the cavity.

[0019] Preferably, one end of the glass plate is rotatably connected to the equipment box.

[0020] Preferably, the equipment box is in communication with a vacuum pump through a connecting pipe, and the vacuum pump is used to extract air in the concentration tank to achieve a vacuum environment.

[0021] Preferably, the equipment box is in communication with a cold trap through a connecting pipe, and the cold trap is used to condense evaporated solvent.

[0022] The utility model discloses a concentration experiment device for traditional Chinese medicine pharmacological experiment, and has the beneficial effects as follows:

[0023] The traditional Chinese medicine pharmacological experiment concentration experiment device is provided with a detection assembly, a cavity is formed between the first annular seat and the second annular seat, the gas pressure sensor is arranged on one side of the second annular seat, the glass plate is covered on the top of the cavity to form a sealed environment, the gas pressure sensor is used for detecting the gas pressure change in the cavity, and the sealing property of the rubber gasket and the glass plate can be detected, the wear condition of the rubber gasket can be found in time, the rubber gasket can be replaced, the sealing property of the rubber gasket and the glass plate is ensured, the concentration tank is in a vacuum environment, and the accuracy of traditional Chinese medicine pharmacological concentration experiment data is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0025] Figure 1 It is a structural schematic diagram of the present application;

[0026] Figure 2 It is a structural schematic diagram of the concentration unit of the present application;

[0027] Figure 3 It is a structural schematic diagram of the equipment box of the present application;

[0028] Figure 4 It is a structural schematic diagram of the detection assembly of the present application.

[0029] In the figure: 1, concentration unit; 11, equipment box; 111, concentration tank; 112, display screen; 113, adjusting button; 12, adapter plate; 13, detection assembly; 131, first annular seat; 132, rubber gasket; 133, second annular seat; 134, gas pressure sensor; 14, glass plate; 2, vacuum pump; 3, cold trap. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application is described clearly and completely. Obviously, the described embodiments are some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

[0031] The embodiments of the present application disclose a traditional Chinese medicine pharmacological experiment concentration experiment device.

[0032] Example 1

[0033] According to the appendix Figures 1-4 As shown, the system includes an enrichment unit 1, a vacuum pump 2, and a cold trap 3. The vacuum pump 2 and the cold trap 3 are located on opposite sides of the enrichment unit 1. The enrichment unit 1 includes:

[0034] Equipment box 11, with a concentration tank 111 provided on it;

[0035] Detection component 13, the detection component 13 includes:

[0036] The first annular seat 131 is disposed at the opening of the concentration tank 111;

[0037] Rubber washer 132 is disposed on the first annular seat 131;

[0038] The second annular seat 133 is disposed outside the first annular seat 131, and a cavity is formed between the two.

[0039] A pressure sensor 134 is disposed on the outside of the second annular seat 133 and is connected to the cavity.

[0040] The glass plate 14 is placed at the top of the cavity and is used to form a sealed environment between the concentration tank 111 and the cavity. The air pressure sensor 134 detects the change in air pressure in the cavity to detect the sealing performance between the rubber gasket 132 and the glass plate 14, so as to ensure the accuracy of the concentration experiment.

[0041] Furthermore, the concentration unit 1 also includes an adapter plate 12, which is rotatably connected to the concentration tank 111, and the adapter plate 12 can be replaced to accommodate test tubes of different sizes and quantities of Chinese herbal extracts.

[0042] Furthermore, the front of the equipment box 11 is provided with a display screen 112 and an adjustment button 113. The display screen 112 is used to display the rotation speed, temperature and time, etc., and the adjustment button 113 is used to adjust the rotation speed of the adapter plate 12, the temperature in the concentration tank 111 and the concentration time.

[0043] Furthermore, a centrifuge is provided at the bottom of the adapter plate 12. The centrifuge is used to drive the adapter plate 12 to rotate, so that the Chinese medicine extract in the test tube is subjected to centrifugal force generated by high-speed rotation. The adapter plate 12 has slots for placing the test tube of Chinese medicine extract.

[0044] Furthermore, both the first annular seat 131 and the second annular seat 133 are fixedly connected to the equipment box 11.

[0045] Furthermore, the other end of the pressure sensor 134 is connected to an alarm, which is used to promptly notify of changes in the air pressure inside the cavity.

[0046] Further, one end of the glass plate 14 is rotatably connected with the equipment box 11, and the cavity is formed between the first annular seat 131 and the second annular seat 133, and the air pressure sensor 134 is arranged on one side of the second annular seat 133, and then the glass plate 14 covers the top of the cavity to form a sealed environment, and the air pressure sensor 134 detects the air pressure change in the cavity, and then the sealing property of the rubber gasket 132 and the glass plate 14 can be detected, and the wear condition of the rubber gasket 132 can be found in time, so that the rubber gasket 132 can be replaced, and then the sealing property of the rubber gasket 132 and the glass plate 14 is ensured, so that the concentration tank 111 is in a vacuum environment, and then the accuracy of the traditional Chinese medicine pharmacological concentration experiment data is ensured.

[0047] Embodiment two

[0048] According to the drawings Figures 1-4 As shown, the device comprises a concentration unit 1, a vacuum pump 2 and a cold trap 3, the vacuum pump 2 and the cold trap 3 are arranged on both sides of the concentration unit 1, and the concentration unit 1 comprises:

[0049] The equipment box 11 is provided with a concentration tank 111, and a temperature adjusting device is arranged in the equipment box 11.

[0050] The detection assembly 13 comprises:

[0051] The first annular seat 131 is arranged at the slot opening of the concentration tank 111.

[0052] The rubber gasket 132 is arranged on the first annular seat 131.

[0053] The second annular seat 133 is arranged outside the first annular seat 131, and a cavity is formed between the two.

[0054] The air pressure sensor 134 is arranged outside the second annular seat 133, and the air pressure sensor 134 is connected with the cavity.

[0055] The glass plate 14 is arranged on the top of the cavity, which is used to form a sealed environment between the concentration tank 111 and the cavity, and the sealing property of the rubber gasket 132 and the glass plate 14 is detected by detecting the air pressure change in the cavity through the air pressure sensor 134, so as to ensure the accuracy of the concentration experiment.

[0056] Further, the equipment box 11 is connected with the vacuum pump 2 through the connecting pipe, and the vacuum pump 2 is used to extract the air in the concentration tank 111 to achieve a vacuum environment.

[0057] Further, the equipment box 11 is connected with the cold trap 3 through the connecting pipe, and the cold trap 3 is used to condense the evaporated solvent.

[0058] Working principle: first, the solution to be concentrated is placed in the test tube, the test tube is placed on the adapter plate 12, cover the glass plate 14, make the concentration groove 111 in airtight environment, then start the vacuum pump 2 extraction in the concentration groove 111 air, so that the air pressure is reduced, form a vacuum environment, so that the solvent can be rapidly evaporated at lower temperature, then start the centrifuge drive adapter plate 12 rotation, so that the test tube in the extraction of traditional Chinese medicine is subjected to the centrifugal force generated by high speed rotation, accelerate evaporation, the evaporated solvent is transmitted to the cold trap 3 through the connecting pipe, through the cold trap 3 the solvent is condensed into liquid, with the continuous evaporation of solvent and the capture of cold trap 3, the solvent in the test tube of traditional Chinese medicine is gradually removed, so that the traditional Chinese medicine is concentrated.

[0059] The basic principle and main features of the present application are shown and described above, and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A concentrated experimental device for traditional Chinese medicine pharmacological experiments, comprising a concentration unit (1), a vacuum pump (2) and a cold trap (3), the vacuum pump (2) and the cold trap (3) are arranged on both sides of the concentration unit (1), characterized in that, The concentration unit (1) comprises: An equipment box (11) with a concentration groove (111) opened thereon; A detection assembly (13) comprising: A first annular seat (131) arranged at the opening of the concentration groove (111); A rubber gasket (132) arranged on the first annular seat (131); A second annular seat (133) arranged outside the first annular seat (131) to form a cavity therebetween; An air pressure sensor (134) arranged outside the second annular seat (133) and connected with the cavity; A glass plate (14) arranged on the top of the cavity to form a closed environment with the concentration groove (111) and the cavity, and the air pressure sensor (134) is used to detect the air pressure change in the cavity to detect the sealing property of the rubber gasket (132) and the glass plate (14) to ensure the accuracy of the concentration experiment.

2. The concentration experiment device for traditional Chinese medicine pharmacological experiments according to claim 1, characterized in that, The concentration unit (1) further comprises an adapter plate (12) rotatably connected in the concentration groove (111) and replaceable to adapt to different sizes and quantities of traditional Chinese medicine extract test tubes.

3. The concentration experiment device for traditional Chinese medicine pharmacological experiments according to claim 2, characterized in that, The front of the equipment box (11) is provided with a display screen (112) and an adjusting button (113).

4. The concentration experiment device for traditional Chinese medicine pharmacological experiments according to claim 2, characterized in that, The adapter plate (12) is provided with a hole groove for placing the traditional Chinese medicine extract test tube.

5. The concentration experiment device for traditional Chinese medicine pharmacological experiments according to claim 1, characterized in that, The first annular seat (131) and the second annular seat (133) are fixedly connected to the equipment box (11).

6. The concentration experiment device for traditional Chinese medicine pharmacological experiments according to claim 1, characterized in that, The other end of the air pressure sensor (134) is connected with an alarm for timely informing the air pressure change in the cavity.

7. The concentration experiment device for traditional Chinese medicine pharmacological experiments according to claim 1, characterized in that, One end of the glass plate (14) is rotatably connected with the equipment box (11).

8. The concentration experiment device for traditional Chinese medicine pharmacological experiments according to claim 2, characterized in that, The equipment box (11) is connected with a vacuum pump (2) through a connecting pipe, and the vacuum pump (2) is used to extract the air in the concentration groove (111) to achieve a vacuum environment.

9. The concentration experiment device for traditional Chinese medicine pharmacological experiments according to claim 2, characterized in that, The equipment box (11) is connected with a cold trap (3) through a connecting pipe, and the cold trap (3) is used to condense the evaporated solvent.

Images