Rotary evaporator for preparing biological polysaccharide

Abstract

The utility model relates to the technical field of evaporation equipment, and discloses a rotary evaporator for preparing biological polysaccharide, which comprises a controller, a water bath kettle is slidably connected in the controller, a mounting plate is fixedly connected in the controller, a connecting frame is fixedly connected on the lower surface of the water bath kettle, a connecting shaft I is rotatably connected in the connecting frame, and a connecting shaft II is fixedly connected in the connecting frame. A second connecting shaft is slidably connected to the interior of the connecting frame, a lifting assembly used for moving the water bath kettle is installed on one side of the outer wall of the second connecting shaft, and a first connecting rod is rotatably connected to one side of the outer wall of the first connecting shaft. According to the water bath kettle, the threaded rod sleeve ring is rotated to move in the horizontal direction, so that the third connecting shaft can drive the first connecting rod to rotate, one end of the second connecting rod is fixed to the mounting plate, the other end of the second connecting rod slides in the connecting frame, the effect of driving the connecting frame to move vertically is achieved, and then the effect of moving the water bath kettle in the vertical direction is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to evaporation equipment technical field especially relates to a preparation biological polysaccharide is with rotary evaporator. BACKGROUND

[0002] Biological polysaccharide is macromolecular polymer by multiple monosaccharide molecules through glycosidic bond connection, and it is significant in life activity, and its preparation includes extraction and separation purification etc., extraction is from plant, microorganism or animal tissue etc. biological material with suitable solvent obtains polysaccharide-containing crude extract, and separation purification is high-purity polysaccharide product obtained using the difference of polysaccharide and impurity in solubility, molecular weight, charge etc. In the preparation biological polysaccharide process, rotary evaporator effect is remarkable, it can concentrate under the condition of low pressure and low temperature to the low concentration solution obtained in polysaccharide extraction process, for example, water extraction polysaccharide can remove water efficiently, improve polysaccharide concentration, facilitate subsequent alcohol precipitation, reduce processing volume and save reagent, and also can remove low-boiling-point impurities and solvent, avoid high-temperature damage polysaccharide structure, guarantee polysaccharide activity and quality.

[0003] Rotary evaporator usually adopts distillation flask, condenser, heating pot, support, collection bottle etc. structure composition, utilizes rotation to make the evaporation area of liquid increase, to accelerate the evaporation of solvent, then utilizes condenser to cool and converts into liquid to the solvent vapor evaporated in distillation process, to recover solvent.

[0004] But the rotary evaporator of existing technology in the use process, water bath kettle is usually fixedly installed on heating device, to when the staff of different height operates will use inconveniently, lead to physical discomfort and further produce the problem of influence operation accuracy. UTILITY MODEL CONTENTS

[0005] In order to make up for above insufficient, the utility model provides a preparation biological polysaccharide is with rotary evaporator, aims at improving the problem of staff discomfort and influence operation accuracy caused by the fixed height of water bath kettle in prior art.

[0006] To achieve the above object, the utility model provides the following technical scheme: A kind of preparation biological polysaccharide is with rotary evaporator, including controller, water bath is slidably connected in the controller, installation plate is fixedly connected in the controller, water bath lower surface is fixedly connected with connecting frame, connecting shaft one is rotatably connected in the connecting frame, connecting shaft two is slidably connected in the connecting frame, lifting assembly for moving water bath is installed in the outer wall side of connecting shaft two, connecting rod one is rotatably connected in the outer wall side of connecting shaft one, and the drive assembly for making connecting rod one rotate is installed in the one end of connecting rod one;The lifting assembly includes connecting rod two, and the outer wall side of connecting rod two is rotatably connected in the outer wall side of connecting shaft two, and the outer wall side of connecting rod two is rotatably connected in the one end of installation plate, and connecting rod two is rotatably connected in the outer wall side of connecting rod one inside.

[0007] Further, the drive assembly includes connecting shaft three, the outer wall side of connecting shaft three is rotatably connected in the one end of connecting rod one, the one end of connecting shaft three is fixedly connected with sleeve ring, the sleeve ring is screwedly connected with threaded rod inside, connecting shaft three is slidably connected in the controller, the sleeve ring is slidably connected with guide rod inside, and the outer wall side of guide rod is fixedly connected in the outer wall side of installation plate.

[0008] Further, the outer wall side of controller is adjacently provided with mounting bracket, the outer wall side of mounting bracket is fixedly connected with connecting plate, and the inside of connecting plate is slidably connected with clamp jaw.

[0009] Further, the one end of clamp jaw is fixedly connected with bolt, the outer wall side of bolt is screwedly connected with nut, and the outer wall side of clamp jaw is adjacently provided with main condenser.

[0010] Further, the inside of main condenser is fixedly connected with condensing pipe, and the one end of main condenser is fixedly connected with connecting pipe.

[0011] Further, the one end of connecting pipe is fixedly connected with feed pipe, and the one end of feed pipe is fixedly connected with rotary bottle.

[0012] Further, the outer wall side of rotary bottle is adjacently provided with motor, and the lower surface of rotary bottle is adjacently arranged in water bath inside.

[0013] Further, the lower surface of main condenser is fixedly connected with auxiliary condenser, and the lower surface of auxiliary condenser is fixedly connected with collecting bottle.

[0014] The utility model has following beneficial effects:

[0015] 1. The utility model discloses a threaded rod is rotated with the sleeve ring can move in the horizontal direction to connect axle three can drive connecting rod one rotation, and through connecting rod two and connecting rod one rotation connection, and connecting rod two one end is fixed on the mounting plate, and its other end slides in the connecting frame, so realize the connecting rod drive connecting frame moves in the vertical direction, and then realize the water bath kettle in the vertical direction moves the effect, solved the prior art water bath kettle height fixed and then cause staff's discomfort to produce the influence operation accuracy problem, improved the practicality of device.

[0016] 2. The utility model discloses a connecting plate fixes the jaw, and the jaw slides in the connecting plate, changes its position through the moving bolt, and realizes the fixation of the jaw through the nut and the connecting plate close adhesion, and then realizes the clamping fixation of the main condenser, solves the main condenser of the prior art generally for the sleeve ring and holds the fixation, and long time vibration use can make the connection not stable enough, thereby produces the influence preparation efficiency and safety problem, improved the practicality of device. DRAWINGS

[0017] Figure 1 A kind of preparation biological polysaccharide for the three-dimensional structure schematic diagram of rotary evaporator of the utility model is proposed;

[0018] Figure 2 The controller part structure schematic diagram of a kind of preparation biological polysaccharide for the rotary evaporator of the utility model is proposed;

[0019] Figure 3 The connecting plate part structure schematic diagram of a kind of preparation biological polysaccharide for the rotary evaporator of the utility model is proposed;

[0020] Figure 4 The main condenser part structure schematic diagram of a kind of preparation biological polysaccharide for the rotary evaporator of the utility model is proposed.

[0021] Legend:

[0022] 1, controller;2, water bath kettle;3, connecting frame;4, connecting rod one;5, connecting rod two;6, connecting axle one;7, connecting axle two;8, mounting frame;9, mounting plate;10, threaded rod;11, guide rod;12, sleeve ring;13, connecting axle three;14, main condenser;15, connecting plate;16, jaw;17, connecting pipe;18, nut;19, bolt;20, auxiliary condenser;21, feed pipe;22, collection bottle;23, condenser pipe;24, rotary bottle;25, motor. DETAILED DESCRIPTION

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

[0024] With reference to Figure 1 , Figure 2 and Figure 3 , the present utility model provides an embodiment: a kind of preparation biological polysaccharide with rotary evaporator, including controller 1, water bath kettle 2 is slidably connected in controller 1, water bath kettle 2 is used to provide heating environment for rotary bottle 24, the biological polysaccharide solution in rotary bottle 24 is indirectly heated by heating water, so that solution can evaporate at suitable temperature, mounting plate 9 is fixedly connected in controller 1, connecting frame 3 is fixedly connected to the lower surface of water bath kettle 2, connecting shaft one 6 is rotatably connected in connecting frame 3, it provides rotating support for connecting rod one 4, so that connecting rod one 4 can rotate around connecting shaft one 6, connecting shaft two 7 is slidably connected in connecting frame 3, lifting assembly for moving water bath kettle 2 is installed on the outer wall of connecting shaft two 7, connecting rod one 4 is rotatably connected to the outer wall of connecting shaft one 6, the end of connecting rod one 4 is installed transmission assembly for rotating connecting rod one 4, transmission assembly provides rotating power for connecting rod one 4, lifting assembly includes connecting rod two 5, connecting rod two 5 is rotatably connected to the outer wall of connecting shaft two 7, one end of connecting rod two 5 is rotatably connected to the outer wall of mounting plate 9, connecting rod two 5 is rotatably connected to the outer wall of connecting rod one 4, transmission assembly includes connecting shaft three 13, connecting shaft three 13 is rotatably connected to the end of connecting rod one 4, sleeve ring 12 is fixedly connected to the end of connecting shaft three 13, sleeve ring 12 is the component for realizing horizontal direction movement, by rotating screw rod 10, sleeve ring 12 can be moved in horizontal direction, to drive connecting shaft three 13 to move, to realize the rotation of connecting rod one 4, screw rod 10 is screwedly connected in the inside of sleeve ring 12, connecting shaft three 13 is slidably connected in the inside of controller 1, guiding rod 11 is slidably connected in the inside of sleeve ring 12, guiding rod 11 plays a guiding role, one end of guiding rod 11 is fixedly connected to the outer wall of mounting plate 9.

[0025] With reference to Figure 1 , Figure 3 and Figure 4The outer wall of the controller 1 is provided with a mounting rack 8 adjacent to one side, and the outer wall of the mounting rack 8 is fixedly connected with a connecting plate 15, which serves as the installation carrier of the clamping jaw 16 and provides a slidable track environment for the clamping jaw 16, so that the clamping jaw 16 can slide inside to adjust the position to adapt to different working requirements. The connecting plate 15 is slidably connected with the clamping jaw 16, and the clamping jaw 16 is used for clamping the main condenser 14 and is fixed in position by a bolt 19 fixedly connected at one end and a nut 18 threadedly connected with the bolt 19. The clamping jaw 16 is fixedly connected with the bolt 19 at one end, and by rotating the bolt 19, the position of the clamping jaw 16 in the connecting plate 15 can be changed so that it can adapt to main condensers 14 of different sizes. At the same time, the cooperation of the bolt 19 and the nut 18 can firmly fix the clamping jaw 16 at the desired position. The outer wall of the bolt 19 is threadedly connected with the nut 18, and the outer wall of the clamping jaw 16 is provided with the main condenser 14 adjacent to one side. The main condenser 14 is fixedly connected with a condensing pipe 23 inside, which provides a cooling channel for solvent vapor. When the evaporated solvent vapor enters the main condenser 14, it will condense into liquid on the surface of the condensing pipe 23, realizing the recovery of the solvent. The main condenser 14 is fixedly connected with a connecting pipe 17 at one end, and the connecting pipe 17 is fixedly connected with a feed pipe 21 at one end. The feed pipe 21 is fixedly connected with a rotating bottle 24 at one end. Under the driving of the motor 25, the rotating bottle 24 will rotate, so that the polysaccharide solution in the bottle will form a film on the bottle wall due to centrifugal force, increasing the contact area of the solution with air and making the solution heated more uniformly, thereby accelerating the evaporation of the solvent. The outer wall of the rotating bottle 24 is provided with a motor 25 adjacent to one side, and the lower surface of the rotating bottle 24 is provided inside the water bath kettle 2. The lower surface of the main condenser 14 is fixedly connected with a secondary condenser 20, which is used for further cooling of the solvent liquid flowing out of the main condenser 14, improving the efficiency and quality of solvent recovery. The lower surface of the secondary condenser 20 is fixedly connected with a collection bottle 22.

[0026] Working principle: when the height of water bath 2 needs to be adjusted to use the controller 1, the threaded rod 10 is rotated, because the sleeve ring 12 is internally threaded with the threaded rod 10, and the sleeve ring 12 is also slidingly connected with the guide rod 11, so the sleeve ring 12 can move horizontally, and the movement of the sleeve ring 12 will drive the connecting shaft three 13 to slide in the controller 1, because the outer wall of the connecting shaft three 13 is rotatably connected with one end of the connecting rod one 4, so the connecting shaft three 13 can drive the connecting rod one 4 to rotate, and the connecting rod two 5 is rotatably connected with one end of the connecting rod one 4 and fixedly connected with one end of the outer wall of the mounting plate 9, and the other end is slidingly connected in the connecting frame 3, so that when the connecting rod one 4 rotates, the connecting frame 3 moves in the vertical direction through the connecting rod two 5, and the connecting frame 3 is fixedly connected with the lower surface of the water bath 2, so as to realize the effect that the water bath 2 moves in the vertical direction; then when the main condenser 14 is clamped and fixed, the position of the clamping jaw 16 can be changed by moving the bolt 19, and then the nut 18 is tightened downward to tightly adhere to the connecting plate 15, so as to realize the fixation of the clamping jaw 16; finally, the motor 25 drives the rotating bottle 24 to rotate, and the lower surface of the rotating bottle 24 is located in the water bath 2 to receive heating, when rotating, the biological polysaccharide solution in the bottle forms a film on the bottle wall due to centrifugal force, which increases the contact area of the solution with air and makes the solution heated more uniformly, then the evaporated solvent vapor enters the main condenser 14 through the connecting pipe 17, and the solvent vapor is rapidly condensed into liquid in the main condenser 14, and then further cooled and collected in the auxiliary condenser 20, and finally collected in the collection bottle 22, realizing the concentration of the biological polysaccharide solution and the removal of the solvent.

[0027] Finally, it should be pointed out that: the above only describes preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or make equivalent replacement for some technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A rotary evaporator for the preparation of biological polysaccharides comprising a controller (1), characterized in that: The controller (1) is internally connected with a water bath (2), the controller (1) is internally connected with a mounting plate (9), the water bath (2) lower surface is fixedly connected with a connecting frame (3), the connecting frame (3) is rotatably connected with a connecting shaft (6), the connecting frame (3) is slidably connected with a connecting shaft (7), the connecting shaft (7) outer wall one side is provided with a lifting assembly for moving the water bath (2), the connecting shaft (6) outer wall one side is rotatably connected with a connecting rod (4), the connecting rod (4) one end is provided with a transmission assembly for rotating the connecting rod (4). The lifting assembly comprises a connecting rod (5), the connecting rod (5) is rotatably connected with the connecting shaft (7) outer wall one side, the connecting rod (5) one end is rotatably connected with the mounting plate (9) outer wall one side, the connecting rod (5) is rotatably connected with the connecting rod (4) outer wall one side.

2. A rotary evaporator for the preparation of biological polysaccharides according to claim 1, characterized in that: The transmission assembly comprises a connecting shaft (13), the connecting shaft (13) outer wall one side is rotatably connected with the connecting rod (4) one end, the connecting shaft (13) one end is fixedly connected with a sleeve ring (12), the sleeve ring (12) is internally threaded with a threaded rod (10), the connecting shaft (13) is slidably connected in the controller (1), the sleeve ring (12) is slidably connected with a guide rod (11), the guide rod (11) one end is fixedly connected with the mounting plate (9) outer wall one side.

3. A rotary evaporator for the preparation of biological polysaccharides according to claim 1, characterized in that: The controller (1) outer wall one side is provided with a mounting frame (8), the mounting frame (8) outer wall one side is fixedly connected with a connecting plate (15), the connecting plate (15) is internally slidably connected with a jaw (16).

4. A rotary evaporator for the preparation of biological polysaccharides according to claim 3, characterized in that: The jaw (16) one end is fixedly connected with a bolt (19), the bolt (19) outer wall one side is threaded with a nut (18), the jaw (16) outer wall one side is provided with a main condenser (14).

5. A rotary evaporator for the preparation of biological polysaccharides according to claim 4, characterized in that: The main condenser (14) is internally fixedly connected with a condenser pipe (23), the main condenser (14) one end is fixedly connected with a connecting pipe (17).

6. A rotary evaporator for the preparation of biological polysaccharides according to claim 5, characterized in that: The connecting pipe (17) one end is fixedly connected with a feed pipe (21), the feed pipe (21) one end is fixedly connected with a rotating bottle (24).

7. A rotary evaporator for the preparation of biological polysaccharides according to claim 6, characterized in that: The rotating bottle (24) outer wall one side is provided with a motor (25), the rotating bottle (24) lower surface is provided in the water bath (2).

8. A rotary evaporator for the preparation of biological polysaccharides according to claim 4, characterized in that: The main condenser (14) lower surface is fixedly connected with a secondary condenser (20), the secondary condenser (20) lower surface is fixedly connected with a collection bottle (22).

Images