Multifunctional rotary evaporator for 2-keto-D-gluconic acid

Abstract

The utility model relates to the technical field of evaporation equipment, and discloses a multifunctional rotary evaporator for 2-keto-D-gluconic acid, which comprises a main body mechanism, a control mechanism and an evaporation mechanism, the control mechanism is positioned on the right side of the main body mechanism, and the evaporation mechanism is positioned on the right side of the control mechanism; the main body mechanism comprises a collecting bottle, the surface of the collecting bottle is sleeved with a lower connecting plate, the inner wall of the lower connecting plate is fixedly connected with a spring, and the top end of the spring is fixedly connected with a rubber pad. The upper connecting plate is arranged, the hole grooves of the upper connecting plate and the lower connecting plate are aligned, the fastening bolts are inserted into the hole grooves and fixed through the hexagon nuts, meanwhile, the spring is extruded and contracted to enable the rubber pad to be attached to the bottle opening of the collecting bottle, the stability in the using process is guaranteed, the sealing performance of connection between structures can be guaranteed through the sealing pad, and the sealing effect is good. When the collecting bottle needs to be replaced and cleaned, the hexagonal nut is taken down from the fastening bolt through a tool, and then the collecting bottle can be replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of evaporation equipment, in particular to a multifunctional rotary evaporator for 2-keto-D-gluconic acid. Background Art

[0002] Keto-D-gluconic acid is a glucose oxidation product and is an organic acid currently produced on a large scale. It can be used as a food additive, cement plasticizer, detergent, etc. There are three main methods for producing 2-keto-D-gluconic acid: enzymatic synthesis, chemical synthesis, and fermentation production. Rotary evaporator is a common concentration and extraction equipment, which is mainly used for continuous distillation of large amounts of volatile solvents under reduced pressure conditions.

[0003] According to the publication number CN218686433U, a rotary evaporator includes a base, a support arm and a water bath are fixed on the upper side of the base, and the water bath is preferably an electric lifting water bath, and its height can be adjusted up and down. A rotating mechanism is tilted on the support arm, the middle part of the rotating mechanism is connected to the motor, the upper and lower ends of the rotating mechanism are respectively connected to the condenser and the evaporation bottle, the lower end of the condenser is connected to the collection tank, the lower end of the evaporation bottle is arranged in the water bath, and a temperature sensor, water and a heating tube are arranged in the water bath. The heating tube can heat the water in the water bath, the lower end of the evaporation bottle is arranged in the water, and it does not contact the water bath, when the motor rotates, it can drive the part connected to the evaporation bottle inside the rotating mechanism to rotate, thereby driving the evaporation bottle to rotate, at this time, the condenser will not rotate, the solution in the evaporation bottle evaporates and becomes steam, enters the condenser through the inside of the rotating mechanism, and flows into the collection tank after condensation in the condenser.

[0004] The temperature sensor, rotating mechanism and other structures can realize temperature control and automatic control of the evaporating flask. However, when the evaporating flask evaporates the raw material into steam and collects it in the collecting tank through the condenser, the condenser and the collecting tank are fixedly connected, making it inconvenient to replace and clean the collecting tank. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a multifunctional rotary evaporator for 2-keto-D-gluconic acid.

[0006] The utility model is implemented by the following technical scheme: a multifunctional rotary evaporator for 2-keto-D-gluconic acid, comprising a main body mechanism, a control mechanism and an evaporation mechanism, wherein the control mechanism is located on the right side of the main body mechanism, and the evaporation mechanism is located on the right side of the control mechanism;

[0007] The main body mechanism includes a collecting bottle, the surface of the collecting bottle is sleeved with a lower connecting plate, the inner wall of the lower connecting plate is fixedly connected with a spring, the top of the spring is fixedly connected with a rubber pad, the top of the collecting bottle is provided with a sealing gasket, the top of the sealing gasket is provided with a condenser, the surface of the condenser is sleeved with an upper connecting plate, the middle part of the upper connecting plate is slidably connected with a fastening bolt, and the surface of the fastening bolt is threadedly connected with a hexagonal nut.

[0008] Through the above technical solution, when the collecting bottle needs to be replaced and cleaned, the collecting bottle can be replaced by removing the hexagonal nut from the fastening bolt using a tool.

[0009] As a further improvement of the above solution, the rubber pad and the sealing pad are made of rubber material, the rubber pad is located in the middle of the spring and the collecting bottle, a hole groove is opened in the middle of the upper connecting plate and the lower connecting plate, and the fastening bolt is located in the middle of the hole groove.

[0010] As a further improvement of the above scheme, the control mechanism includes a connecting pipe, which is fixedly connected to the right end of the condenser, and a rotating assembly is fixedly connected to the side of the connecting pipe away from the condenser, and a connecting column is fixedly connected to the back of the rotating assembly, and a sliding plate is fixedly connected to the back of the connecting column, and an electric telescopic rod is fixedly connected to the bottom end of the sliding plate, and a guide rod is slidably connected to the middle of the sliding plate, and a mounting frame is fixedly connected to the top of the guide rod, a sliding groove is opened in the middle of the mounting frame, and a motor is fixedly connected to the top of the rotating assembly.

[0011] Through the above technical solution, the electric telescopic rod is started, so that the sliding plate drives the rotating component to move downward in the slide groove. When the evaporating flask is moved into the water bath, the motor is started, so that the rotating component drives the evaporating flask to rotate in the water bath, thereby improving the convenience of controlling the height of the evaporating flask.

[0012] As a further improvement of the above solution, the electric telescopic rod and the guide rod are located in the middle of the slide groove.

[0013] As a further improvement of the above solution, the evaporation mechanism includes an evaporation flask, which is arranged at the right end of the rotating assembly, the bottom end of the mounting frame is fixedly connected to a bottom plate, and the top end of the bottom plate is fixedly connected to a water bath.

[0014] As a further improvement of the above solution, the inner diameter of the water bath is larger than the outer diameter of the evaporating flask.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The utility model sets an upper connecting plate and a lower connecting plate, sleeves the lower connecting plate and the rubber gasket on the bottle mouth surface of the collecting bottle, places the sealing gasket and the collecting bottle under the condenser, aligns the hole grooves of the upper connecting plate and the lower connecting plate, inserts the fastening bolts into the hole grooves, and fixes them with hexagonal nuts. At the same time, the spring is squeezed and contracted to make the rubber gasket and the bottle mouth of the collecting bottle fit together, thereby ensuring stability during use. The sealing performance of the connection between the structures can be ensured by the sealing gasket. When the collecting bottle needs to be replaced and cleaned, the collecting bottle can be replaced by removing the hexagonal nuts from the fastening bolts with tools.

[0017] The utility model provides an electric telescopic rod, puts 2-keto-D-gluconic acid into an evaporating flask, and installs the rod on a rotating assembly. The electric telescopic rod is started to make the sliding plate drive the rotating assembly to move downward in the slide groove. When the evaporating flask is moved into a water bath, the motor is started to make the rotating assembly drive the evaporating flask to rotate in the water bath, thereby improving the convenience of controlling the height of the evaporating flask. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the right side structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the cross-sectional structure of the upper connecting plate and the lower connecting plate of the utility model;

[0021] Figure 4 For this utility model Figure 3 A schematic diagram of the enlarged structure in the middle.

[0022] Description of main symbols:

[0023] Main body; 101, collecting bottle; 102, lower connecting plate; 103, spring; 104, rubber pad; 105, sealing pad; 106, condenser; 107, upper connecting plate; 108, fastening bolt; 109, hexagonal nut; 2, control mechanism; 201, connecting pipe; 202, rotating assembly; 203, connecting column; 204, sliding plate; 205, electric telescopic rod; 206, guide rod; 207, mounting bracket; 208, slide; 209, motor; 3, evaporation mechanism; 301, evaporation bottle; 302, bottom plate; 303, water bath. DETAILED DESCRIPTION

[0024] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0025] Example:

[0026] Please combine Figure 1-4 , a multifunctional rotary evaporator for 2-keto-D-gluconic acid in this embodiment includes a main body mechanism 1, a control mechanism 2 and an evaporation mechanism 3, wherein the control mechanism 2 is located on the right side of the main body mechanism 1, and the evaporation mechanism 3 is located on the right side of the control mechanism 2;

[0027] The main body mechanism 1 includes a collecting bottle 101, the surface of the collecting bottle 101 is sleeved with a lower connecting plate 102, the inner wall of the lower connecting plate 102 is fixedly connected with a spring 103, the top of the spring 103 is fixedly connected with a rubber pad 104, the top of the collecting bottle 101 is provided with a sealing gasket 105, the top of the sealing gasket 105 is provided with a condenser 106, the surface of the condenser 106 is sleeved with an upper connecting plate 107, the middle part of the upper connecting plate 107 is slidably connected with a fastening bolt 108, and the surface of the fastening bolt 108 is threadedly connected with a hexagonal nut 109.

[0028] The rubber pad 104 and the sealing pad 105 are made of rubber material. The rubber pad 104 is located in the middle of the spring 103 and the collecting bottle 101. A hole groove is opened in the middle of the upper connecting plate 107 and the lower connecting plate 102, and the fastening bolt 108 is located in the middle of the hole groove.

[0029] The control mechanism 2 includes a connecting tube 201, which is fixedly connected to the right end of the condenser 106. The side of the connecting tube 201 away from the condenser 106 is fixedly connected to a rotating component 202. The back of the rotating component 202 is fixedly connected to a connecting column 203. The back of the connecting column 203 is fixedly connected to a sliding plate 204. The bottom end of the sliding plate 204 is fixedly connected to an electric telescopic rod 205. The middle of the sliding plate 204 is slidably connected to a guide rod 206. The top of the guide rod 206 is fixedly connected to a mounting frame 207. A slide groove 208 is provided in the middle of the mounting frame 207. The top of the rotating component 202 is fixedly connected to a motor 209.

[0030] The electric telescopic rod 205 and the guide rod 206 are located in the middle of the slide slot 208 .

[0031] The evaporation mechanism 3 includes an evaporation flask 301 , which is arranged at the right end of the rotating assembly 202 . The bottom end of the mounting frame 207 is fixedly connected to the bottom plate 302 , and the top end of the bottom plate 302 is fixedly connected to the water bath 303 .

[0032] The inner diameter of the water bath 303 is larger than the outer diameter of the evaporating flask 301 .

[0033] The implementation principle of a multifunctional rotary evaporator for 2-keto-D-gluconic acid in the embodiment of the present application is:

[0034] Put the lower connecting plate 102 and the rubber pad 104 on the surface of the bottle mouth of the collecting bottle 101, place the sealing pad 105 and the collecting bottle 101 under the condenser 106, and align the holes and grooves of the upper connecting plate 107 and the lower connecting plate 102, insert the fastening bolts 108 into the holes and grooves, and fix them with the hexagonal nuts 109. At the same time, the spring 103 is squeezed and contracted to make the rubber pad 104 and the bottle mouth of the collecting bottle 101 fit together to ensure stability during use. The sealing of the connection between the structures can be ensured by the sealing pad 105. Put 2-keto-D-gluconic acid into the evaporating bottle 301 and install it on the rotating assembly 202, and start The electric telescopic rod 205 causes the sliding plate 204 to drive the rotating assembly 202 to move downward in the slide groove 208. When the evaporating bottle 301 is moved into the water bath 303, the motor 209 is started to cause the rotating assembly 202 to drive the evaporating bottle 301 to rotate in the water bath 303. The 2-keto-D-gluconic acid is heated and evaporated into steam by the water bath 303, enters the condenser 106 through the connecting pipe 201, and is collected by the collecting bottle 101. When the collecting bottle 101 needs to be replaced or cleaned, the collecting bottle 101 can be replaced by removing the hexagonal nut 109 from the fastening bolt 108 using a tool.

[0035] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A multifunctional rotary evaporator for 2-keto-D-gluconic acid, characterized in that: It comprises a main body mechanism (1), a control mechanism (2) and an evaporation mechanism (3), wherein the control mechanism (2) is located on the right side of the main body mechanism (1), and the evaporation mechanism (3) is located on the right side of the control mechanism (2); The main body mechanism (1) comprises a collecting bottle (101), the surface of the collecting bottle (101) is sleeved with a lower connecting plate (102), the inner wall of the lower connecting plate (102) is fixedly connected with a spring (103), the top of the spring (103) is fixedly connected with a rubber pad (104), the top of the collecting bottle (101) is provided with a sealing pad (105), the top of the sealing pad (105) is provided with a condenser (106), the surface of the condenser (106) is sleeved with an upper connecting plate (107), the middle part of the upper connecting plate (107) is slidably connected with a fastening bolt (108), and the surface of the fastening bolt (108) is threadedly connected with a hexagonal nut (109).

2. A multifunctional rotary evaporator for 2-keto-D-gluconic acid as claimed in claim 1, characterized in that: The rubber pad (104) and the sealing pad (105) are made of rubber material. The rubber pad (104) is located in the middle of the spring (103) and the collecting bottle (101). A hole groove is provided in the middle of the upper connecting plate (107) and the lower connecting plate (102). The fastening bolt (108) is located in the middle of the hole groove.

3. A multifunctional rotary evaporator for 2-keto-D-gluconic acid as claimed in claim 1, characterized in that: The control mechanism (2) comprises a connecting pipe (201), wherein the connecting pipe (201) is fixedly connected to the right end of the condensing pipe (106), and a rotating assembly (202) is fixedly connected to the side of the connecting pipe (201) away from the condensing pipe (106), and a connecting column (203) is fixedly connected to the back of the rotating assembly (202), and a sliding plate (204) is fixedly connected to the back of the connecting column (203), and an electric telescopic rod (205) is fixedly connected to the bottom end of the sliding plate (204), and a guide rod (206) is slidably connected to the middle of the sliding plate (204), and a mounting frame (207) is fixedly connected to the top of the guide rod (206), and a sliding groove (208) is provided in the middle of the mounting frame (207), and a motor (209) is fixedly connected to the top of the rotating assembly (202).

4. A multifunctional rotary evaporator for 2-keto-D-gluconic acid as claimed in claim 3, characterized in that: The electric telescopic rod (205) and the guide rod (206) are located in the middle of the slide groove (208).

5. A multifunctional rotary evaporator for 2-keto-D-gluconic acid as claimed in claim 3, characterized in that: The evaporation mechanism (3) comprises an evaporation flask (301), the evaporation flask (301) being arranged at the right end of the rotating assembly (202), the bottom end of the mounting frame (207) being fixedly connected to a bottom plate (302), and the top end of the bottom plate (302) being fixedly connected to a water bath (303).

6. A multifunctional rotary evaporator for 2-keto-D-gluconic acid as claimed in claim 5, characterized in that: The inner diameter of the water bath (303) is greater than the outer diameter of the evaporating flask (301).

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