Polysaccharide drying system

Abstract

The polysaccharide drying system comprises a fixing frame, a box body, a filter and a gas pipeline, a mounting hole is formed in the upper surface of the box body and used for containing a container, a ventilation layer is arranged at an opening of the container, vaccine polysaccharide to be dried is placed in the container, and the fixing frame comprises a first horizontal support, a second horizontal support and a vertical support. The left end and the right end of the first horizontal support are connected with the left end and the right end of the second horizontal support respectively to form a horizontal support, a containing space is formed between the first horizontal support and the second horizontal support, the horizontal support is movably connected with the vertical support, and the inlet end of the filter penetrates through the containing space and then is communicated with the gas pipeline. The outlet end of the filter abuts against the breathable layer. Clean and dry gas provided by the gas pipeline enters the container through the breathable layer to dry the wet polysaccharide, gas carrying moisture in the drying process can be discharged through the breathable layer, drying and moisture discharging of the polysaccharide are achieved through circular flow of the gas, and the device is simple. The positions of the filter in the vertical direction and the horizontal direction are adjustable, so that the filter is kept in a vertical state on the breathable layer and is in contact with the breathable layer, and clean and dry gas can directly reach the breathable layer to enter the container conveniently. The filter in the vertical state can ensure that the outlet end is always tightly attached to the breathable layer, and loss of clean and dry gas is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to drying technical field, especially relate to a polysaccharide drying system. BACKGROUND

[0002] Vaccine refers to the vaccine class preventive biological product for preventing and controlling the occurrence and prevalence of infectious diseases for human preventive inoculation. With the rapid development of modern medical science and technology, vaccine is paid more and more attention. The wet polysaccharide needs to be dried to obtain dry products in the preparation process of vaccine. The drying system in the prior art is usually relatively complex.

[0003] The efficient medicine material mixing device with drying function of CN106390848A is used for drying medicine material. In addition to setting up a hot air blower to blow hot air into the mixing shaft to uniformly dry the medicine material, a dehumidification device is also set up to extract the moisture generated in the drying process of the medicine material. Although the dehumidification device can quickly exhaust the moisture generated in the drying process, it also causes the structure of the efficient medicine material mixing device to be complex. For powder-shaped medicine material, the dehumidification device is also easy to cause the scattering and adsorption loss of the powder solid. SUMMARY

[0004] Therefore, the utility model aims at providing a polysaccharide drying system, which realizes drying and exhausts humid air by using the circulation flow of the air-permeable layer and clean dry gas in the container, and solves the problems of complex structure of the drying system and easy loss of the polysaccharide to be dried.

[0005] To achieve the above-mentioned purposes, the technical scheme of the utility model is as follows:

[0006] The application discloses a polysaccharide drying system which comprises a fixing frame, a box, a filter and a gas pipeline, the box is a hollow structure, and a mounting hole is arranged on the upper surface of the box for placing a container, a gas-permeable layer is arranged at the opening of the container, and the container is used for placing vaccine polysaccharides to be dried, the fixing frame comprises a first horizontal support, a second horizontal support and a vertical support, the left and right ends of the first horizontal support are connected with the left and right ends of the second horizontal support respectively to form a horizontal support, the horizontal support is movably connected with the vertical support, the first horizontal support and the second horizontal support have a containing space therebetween, the inlet end of the filter is communicated with the gas pipeline after penetrating through the containing space, the first horizontal support and the second horizontal support clamp the inlet end, and the outlet end of the filter abuts against the gas-permeable layer. The clean and dry gas provided by the gas pipeline enters the container through the gas-permeable layer to dry the wet polysaccharides, the gas carrying moisture can be discharged through the gas-permeable layer, the circulation of the gas realizes the drying and moisture removal of the polysaccharides, and the device is simple. Meanwhile, in order to prevent the adhesion of the polysaccharides and the filter from causing the loss of the polysaccharides, the polysaccharide drying system can adjust the position of the filter in the vertical direction and the horizontal direction. Through the clamping action of the first horizontal support and the second horizontal support and the abutting action of the gas-permeable layer, the filter can be kept in a vertical state on the gas-permeable layer and be in contact with the gas-permeable layer, and since the filter is located directly above the opening of the container, the clean and dry gas passing through the gas pipeline and the filter can directly reach the gas-permeable layer and enter the container to dry the wet polysaccharides. The filter in the vertical state can ensure that the outlet end is always in close contact with the gas-permeable layer, reduces the loss of the clean and dry gas, ensures that as much gas as possible enters the container to play a drying role, and thus the drying efficiency of the polysaccharides is improved.

[0007] Further, the polysaccharide drying system comprises a display screen and a temperature sensor, the display screen and the temperature sensor are electrically connected, the temperature sensor is arranged in the box and is used for monitoring the temperature change in the drying process, and the display screen is arranged on the outside of the box. The operator can intuitively see the monitoring condition of the temperature sensor, and reasonably adjusts the temperature in the box according to the real-time temperature condition, so that the adverse effect of the high temperature on the vaccine polysaccharides is prevented.

[0008] Further, two vertical supports are arranged on the left and right sides of the horizontal support respectively, the vertical supports and the horizontal support are connected through screws, and the height of the horizontal support is conveniently adjusted. The lower ends of the vertical supports are connected with the left and right sides of the box.

[0009] Further, the gas pipeline is connected with a gas source, and a valve is arranged in the gas pipeline. The gas source is used to stably provide clean dry gas to the gas pipeline, and the valve is used to control the inlet gas pressure to be 0.1-0.2 MPa, so that the clean dry gas can flow into the container under the premise of guaranteeing that a certain pressure is provided to provide inlet gas power, and the adhesion of the polysaccharide to the inner wall of the container caused by the blowing of the polysaccharide due to the excessively large pressure of the clean dry gas is avoided.

[0010] Further, the gas pipeline is sleeved on the outer periphery of the inlet end, and a clamp is arranged on the outer periphery of the gas pipeline. The clamp is used to connect and clamp the gas pipeline and the inlet end, so that the airtightness of the connection between the gas pipeline and the inlet end is ensured.

[0011] Further, the gas-permeable layer and the opening of the container are connected through a wire harness, so that the opening of the container is sealed.

[0012] Further, the rear side of the box body is a rear cover, the rear cover is connected with the upper surface of the box body through a hinge, and the rear cover is used to be flipped to open or close the box body, so that an ice bag can be placed through the rear cover when temperature control is performed.

[0013] Further, the polysaccharide drying system comprises an alarm device. When the temperature sensor detects that the temperature in the box body is higher than 15℃, the alarm device gives an alarm to remind the operator.

[0014] Compared with the prior art, the polysaccharide drying system has the following advantages:

[0015] (1) The clean dry gas provided by the gas pipeline enters the container through the gas-permeable layer to dry the wet polysaccharide, the gas carrying water during the drying process can be discharged through the gas-permeable layer, the circulation of the gas realizes the drying of the polysaccharide and the removal of moisture, and the device is simple.

[0016] (2) In order to prevent the adhesion of the polysaccharide to the filter and cause the loss of the polysaccharide, the polysaccharide drying system can adjust the position of the filter in the vertical direction and the horizontal direction. Through the clamping action of the first horizontal support and the second horizontal support and in cooperation with the abutting action of the gas-permeable layer, the filter can be kept in a vertical state on the gas-permeable layer and in contact with the gas-permeable layer, so that the clean dry gas passing through the gas pipeline and the filter can directly enter the container through the gas-permeable layer to dry the wet polysaccharide. The filter in the vertical state can ensure that the outlet end is always close to the gas-permeable layer, reduce the loss of the clean dry gas, ensure that as much gas as possible enters the container to play a drying role, and thus improve the drying efficiency of the polysaccharide.

[0017] (3) The operator can directly see the monitoring condition of the temperature sensor through the display screen, and reasonably adjust the temperature in the box body according to the real-time temperature condition, so that the adverse effect of the polysaccharide caused by the excessively high temperature is prevented. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings, which form a part of this patent, are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. In the drawings:

[0019] Fig. 1 A structural schematic view of a polysaccharide drying system according to the present application;

[0020] Fig. 2 A structural schematic view of a gas pipeline and filter connection according to the present application.

[0021] Legend of reference signs:

[0022] 1, fixed frame; 11, first horizontal support; 12, second horizontal support; 13, vertical support; 2, box body; 3, gas pipeline; 4, display screen; 5, hinge; 6, mounting hole; 7, temperature sensor; 8, filter; 81, inlet end; 82, outlet end. DETAILED DESCRIPTION

[0023] The present application will be described in detail below with reference to the accompanying drawings and embodiments. The embodiments described in the present application are exemplary and are intended to explain the present application, and cannot be understood as limiting the present application.

[0024] It should be noted that the terms "upper", "lower", "left", "right", "front", "back", etc. indicate the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance. In the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other.

[0025] A polysaccharide drying system, such as Figs. 1-2As shown, including fixed frame 1, box 2, filter 8 and gas pipeline 3, the box 2 is hollow structure, and the upper surface of box 2 is provided with mounting hole 6 for placing container, the opening of the container is provided with breathable layer, the container is placed in the vaccine polysaccharide to be dried, the fixed frame 1 includes first horizontal support 11, second horizontal support 12 and vertical support 13, the left and right ends of the first horizontal support 11 are connected with the left and right ends of the second horizontal support 12 respectively to form a horizontal support, the horizontal support and the vertical support 13 are movably connected, for changing the height of the horizontal support, the first horizontal support 11 and the second horizontal support 12 have accommodating space, the inlet end 81 of the filter 8 is communicated with the gas pipeline 3 after passing through the accommodating space, the first horizontal support 11 and the second horizontal support 12 clamp the inlet end 81, and the outlet end 82 of the filter 8 abuts on the breathable layer. The breathable layer can allow gas to pass through, but the fixed object cannot pass through. The clean and dry gas provided by the gas pipeline 3 enters the container through the breathable layer to dry the wet polysaccharide, and the gas carrying moisture during the drying process can be discharged through the breathable layer, the circulation of the gas realizes the drying and moisture removal of the polysaccharide, and the device is simple. At the same time, in order to prevent the adhesion of the polysaccharide and the filter 8 from causing the loss of the polysaccharide, the polysaccharide drying system can adjust the position of the filter 8 in the vertical direction and the horizontal direction. Since the horizontal support and the vertical support 13 are movably connected, the height of the horizontal support can be adjusted, so that the filter 8 clamped by the horizontal support abuts on the breathable layer. The filter 8 is moved in the left-right direction of the accommodating space, so that the filter 8 is located directly above the opening of the container. Through the clamping action of the first horizontal support 11 and the second horizontal support 12, and in cooperation with the abutting action of the breathable layer, the filter 8 can be kept in a vertical state on the breathable layer and in contact with the breathable layer, and since the filter 8 is located directly above the opening of the container, the clean and dry gas passing through the gas pipeline 3 and the filter 8 can directly reach the breathable layer and enter the container, so as to dry the wet polysaccharide. The filter 8 in the vertical state can ensure that the outlet end 82 is always in close contact with the breathable layer, reduces the loss of clean and dry gas, ensures that as much gas as possible enters the container to play a drying role, thereby improving the drying efficiency of the polysaccharide.

[0026] As a preferred example of the utility model, the polysaccharide drying system includes display screen 4 and temperature sensor 7, the display screen 4 and temperature sensor 7 are electrically connected, the temperature sensor 7 is arranged in the inside of box 2, is used for monitoring the temperature change during drying process, the display screen 4 is arranged at the outside of box 2, is convenient for operator to visually see the monitoring condition of temperature sensor 7, and according to real-time temperature condition, the temperature in the box 2 is adjusted reasonably, prevents the adverse effect of temperature being too high on vaccine polysaccharide. Specifically, the temperature sensor 7 is Pt100 probe, and the display screen 4 is LED display screen.

[0027] Further, the polysaccharide drying system comprises an alarm device, which gives an alarm to remind the operator when the temperature sensor 7 monitors that the temperature in the box 2 is higher than 15℃, and the operator cools the box 2 by putting ice bags in the box 2.

[0028] For the fixing frame 1, the vertical support 13 is arranged at the left and right sides of the horizontal support, and the vertical support 13 and the horizontal support are connected by screws, so that the height of the horizontal support can be changed by adjusting the state of the screws. The lower end of the vertical support 13 is connected to the left and right sides of the box 2, and is used to position the fixing frame 1 on the box 2. When the container needs to be taken out or put in, the screws are loosened to separate the horizontal support and the vertical support 13, and the height of the horizontal support is raised to avoid the horizontal support being touched when the container is taken. When the position of the filter 8 needs to be fixed for polysaccharide drying, the horizontal support is first moved to a specific height, and then the screws are tightened to position the horizontal support on the vertical support 13. Two vertical supports 13 are arranged to improve the stability of the fixing frame 1.

[0029] The gas pipeline 3 is connected to a gas source, and the gas pipeline 3 is provided with a valve. The gas source is used to stably provide clean and dry gas to the gas pipeline 3, and the valve is used to control the inlet gas pressure to be 0.1-0.2 MPa. On the premise of ensuring that the clean and dry gas has a certain pressure to provide inlet gas power to flow into the container, the pressure of the clean and dry gas is prevented from being too large to blow away the polysaccharide and cause the polysaccharide to adhere to the inner wall of the container.

[0030] Further, the gas pipeline 3 is sleeved on the outer periphery of the inlet end 81, and a clamp is arranged at the connection between the gas pipeline 3 and the inlet end 81. The clamp is used to connect and clamp the gas pipeline 3 and the inlet end 81, so as to ensure the airtightness of the connection between the two. Specifically, in the utility model Fig. 2 , the filter 8 is a disc filter, which is used to filter the clean and dry gas and then send the clean and dry gas into the container, so as to avoid the gas polluting the polysaccharide.

[0031] Further, the air-permeable layer and the opening of the container are connected by a wire harness to realize the sealing of the container. The clean and dry gas can pass through the air-permeable layer, but the solid cannot pass through the air-permeable layer, so as to avoid the loss of the solid in the container. Specifically, the air-permeable layer is selected from any one of a gas-permeable film and silk cloth.

[0032] In order to avoid that the temperature in the box 2 changes too much, the box 2 is made of a heat insulation material. The heat insulation material is a high-molecular foaming resin, which is one of organic high-molecular materials with better comprehensive performance. The temperature range of the high-molecular foaming resin can be maintained at-200-300℃ for a long time, and the high-molecular foaming resin has no obvious melting point and high insulation performance. The rear side of the box 2 is a rear cover, and the rear cover is connected to the upper surface of the box 2 by a hinge 5. The rear cover is used to open or close the box 2 by being flipped, so as to facilitate the ice bags being put in through the rear cover when the temperature is controlled.

[0033] The polysaccharide drying system of the utility model in using, the container containing wet polysaccharide is placed in the box 2 through the installation hole 6, and the opening of the container is sealed through the air-permeable layer. Put ice bag into the inside bottom of the box 2 after opening back cover. The inlet end 81 of filter 8 is communicated with gas pipeline 3, and the outlet end 82 passes through the containing space of horizontal support. Adjust the height of horizontal support and the horizontal position of filter 8, the first horizontal support 11 and the second horizontal support 12 clamp the inlet end 81 to make filter 8 keep vertical state, and the outlet end 82 is located directly above the opening of the container and abuts on the air-permeable layer. Gas pipeline 3 ventilates, and clean dry gas is filtered through filter 8, then enters the container through the air-permeable layer to dry polysaccharide, and then the gas carrying moisture can be discharged through the air-permeable layer. During the drying process, the display screen 4 displays the temperature in the box 2 in real time. When the temperature sensor 7 monitors that the temperature in the box 2 exceeds 15 DEG C, the alarm device issues an alarm, reminding the operator to replace the ice bag, to ensure the quality of vaccine products.

[0034] In order to improve the drying efficiency, the box 2 can be provided with a plurality of installation holes 6, each installation hole 6 corresponds to place a container, to dry a large amount of vaccine polysaccharide at a time. In the present application, the installation hole 6 is provided with two.

[0035] The polysaccharide drying system of the utility model is not limited to dry wet polysaccharide of vaccine, but also can dry other wet solids.

[0036] The above only for the preferred embodiment of the utility model has been described, and does not limit the utility model, any modification, equivalent replacement, improvement etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A polysaccharide drying system, characterized by, The polysaccharide drying system comprises a fixing frame (1), a box (2), a filter (8) and a gas pipeline (3), the box (2) is a hollow structure, and a mounting hole (6) is arranged on the upper surface of the box (2) for placing a container, a breathable layer is arranged at the opening of the container, the breathable layer can allow gas to pass through but cannot allow solid objects to pass through, the container is used for placing the polysaccharide vaccine to be dried, the fixing frame (1) comprises a first horizontal support (11), a second horizontal support (12) and a vertical support (13), the left and right ends of the first horizontal support (11) are connected with the left and right ends of the second horizontal support (12) respectively to form a horizontal support, the horizontal support is movably connected with the vertical support (13), the first horizontal support (11) and the second horizontal support (12) have an accommodating space therebetween, the inlet end (81) of the filter (8) is communicated with the gas pipeline (3) after penetrating through the accommodating space, the first horizontal support (11) and the second horizontal support (12) clamp the inlet end (81), and the outlet end (82) of the filter (8) abuts against the breathable layer.

2. The polysaccharide drying system of claim 1, wherein, The polysaccharide drying system comprises a display screen (4) and a temperature sensor (7), the display screen (4) and the temperature sensor (7) are electrically connected, the temperature sensor (7) is arranged inside the box (2) and is used for monitoring the temperature change in the drying process, and the display screen (4) is arranged outside the box (2).

3. The polysaccharide drying system of claim 1, wherein, The vertical support (13) is provided with two vertical supports (13) and is arranged on the left and right sides of the horizontal support, the vertical support (13) and the horizontal support are connected through screws, and the lower end of the vertical support (13) is connected with the left and right sides of the box (2).

4. The polysaccharide drying system of claim 1, wherein, The gas pipeline (3) is connected with a gas source, and the gas pipeline (3) is provided with a valve.

5. The polysaccharide drying system of claim 1, wherein, The gas pipeline (3) is sleeved on the outer periphery of the inlet end (81), and a clamp is arranged on the outer periphery of the gas pipeline (3).

6. The polysaccharide drying system of claim 1, wherein, The breathable layer and the opening of the container are connected through a wire harness.

7. The polysaccharide drying system of claim 1, wherein, The rear side of the box (2) is a rear cover, and the rear cover is connected with the upper surface of the box (2) through a hinge (5).

8. The polysaccharide drying system of claim 1, wherein, The polysaccharide drying system comprises an alarm device.

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