Medical intermediate rectification equipment

Abstract

The utility model relates to medical intermediate rectification equipment which comprises a bottom plate, a rectifying cylinder is fixedly mounted on the upper surface of the bottom plate, a condensing cylinder is fixedly mounted on the upper surface of the bottom plate, an electric heating cover is arranged on the outer surface of the rectifying cylinder, a servo motor is fixedly mounted on the bottom surface of the rectifying cylinder, and a sealing bearing is fixedly embedded in the inner bottom wall of the rectifying cylinder. According to the device, a servo motor is arranged to drive a rotating rod and a plurality of stirring rods to rotate, and under the cooperation of the servo motor and an electric heating cover, raw materials can be stirred when being heated, so that the vaporization time of the raw materials can be shortened, and the rectification efficiency of the raw materials is improved; according to the rectifying device, raw materials can be quickly converted from a gas state to a liquid state, the rectified raw materials can be pumped into the rectifying cylinder for secondary rectifying treatment through cooperation of the pump body, the first feeding pipe and the first discharging pipe, and the rectifying quality of the raw materials is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pharmaceutical intermediates, in particular to a pharmaceutical intermediate distillation device. Background Art

[0002] The so-called pharmaceutical intermediates are actually some chemical raw materials or chemical products used in the process of drug synthesis. Such chemical products do not require a drug production license and can be produced in ordinary chemical plants.

[0003] However, the current pharmaceutical intermediate distillation equipment has a long process for heating and vaporizing raw materials and has poor flexibility. After the raw materials are distilled, they are usually discharged directly and cannot be subjected to secondary distillation treatment, resulting in poor distillation quality of the raw materials. To this end, we propose a pharmaceutical intermediate distillation equipment to solve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In order to solve the above problems in the prior art, the utility model provides a pharmaceutical intermediate distillation device.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include:

[0008] A pharmaceutical intermediate distillation device comprises a bottom plate; a distillation cylinder is fixedly mounted on the upper surface of the bottom plate, a condensation cylinder is fixedly mounted on the upper surface of the bottom plate, an electric heating cover is arranged on the outer surface of the distillation cylinder, a servo motor is fixedly mounted on the bottom surface of the distillation cylinder, a sealed bearing is fixedly inlaid on the inner bottom wall of the distillation cylinder, a rotating rod is fixedly connected to the inner ring of the sealed bearing, a plurality of stirring rods are fixedly connected to the outer surface of the rotating rod, the bottom end of the rotating rod is fixedly connected to the output end of the servo motor, a connecting pipe is fixedly connected to the upper surface of the distillation cylinder, the right end of the connecting pipe passes through the condensation cylinder and extends to the inside of the condensation cylinder, Two condensation plates are arranged on the inner wall of the condensation cylinder, and a condenser is arranged on the inner wall of the condensation cylinder. A first discharge pipe is fixedly connected to the bottom surface of the condensation cylinder, and the bottom end of the first discharge pipe passes through the bottom plate and extends to the bottom of the bottom plate. A first solenoid valve is arranged on the outside of the first discharge pipe. A pump body is fixedly installed on the upper surface of the bottom plate, and an input end of the pump body is fixedly connected to a first feed pipe, and an end of the first feed pipe away from the pump body passes through the condensation cylinder and extends to the inside of the condensation cylinder. An output end of the pump body is fixedly connected to a first discharge pipe, and an end of the first discharge pipe away from the pump body passes through the distillation cylinder and extends to the inside of the distillation cylinder.

[0009] A metering pump is fixedly installed on the upper surface of the bottom plate, an input end of the metering pump is fixedly connected to a second feed pipe, and an output end of the metering pump is fixedly connected to a second discharge pipe.

[0010] The bottom surface of the rectification cylinder is fixedly connected with a second discharge pipe, the bottom end of the second discharge pipe penetrates the bottom plate and extends to the bottom of the bottom plate, and a second solenoid valve is arranged outside the second discharge pipe.

[0011] The bottom surface of the bottom plate is fixedly connected to two supporting legs, and the upper surfaces of the two supporting legs are each provided with two fixing openings.

[0012] A control panel is fixedly mounted on the upper surface of the bottom plate, and one end of the second discharge pipe away from the metering pump penetrates the distillation cylinder and extends to the interior of the distillation cylinder.

[0013] Two support plates are fixedly mounted on the bottom surface of the rectification cylinder, and the side surfaces of the two support plates close to each other are fixedly mounted on the outer surface of the servo motor.

[0014] (III) Beneficial effects

[0015] The beneficial effects of the utility model are as follows: the servo motor is arranged to drive the rotating rod and the plurality of stirring rods to rotate, and in cooperation with the electric heating cover, the raw materials can be stirred while being heated, which can reduce the time for vaporization of the raw materials and improve the distillation efficiency of the raw materials. By utilizing the cooperation of the condenser and the two condensation plates, the raw materials can be quickly converted from gaseous to liquid. By cooperating with the pump body, the first feed pipe and the first discharge pipe, the distilled raw materials can be pumped into the distillation barrel for secondary distillation treatment, thereby improving the distillation quality of the raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view structural schematic diagram of a pharmaceutical intermediate distillation equipment;

[0017] Figure 2 It is a rear view structural schematic diagram of a pharmaceutical intermediate distillation equipment;

[0018] Figure 3 This is a front cross-sectional view of a pharmaceutical intermediate distillation equipment;

[0019] Figure 4 For pharmaceutical intermediate distillation equipment Figure 3 A schematic diagram of the structure enlargement in the middle;

[0020] [Description of Reference Numerals]

[0021] In the figure: 1. bottom plate; 2. distillation cylinder; 3. condensation cylinder; 4. electric heating cover; 5. metering pump; 6. second feed pipe; 7. second discharge pipe; 8. support plate; 9. servo motor; 10. sealed bearing; 11. rotating rod; 12. stirring rod; 13. connecting pipe; 14. condenser; 15. condensation plate; 16. pump body; 17. first feed pipe; 18. first discharge pipe; 19. first discharge pipe; 20. first solenoid valve; 21. second discharge pipe; 22. second solenoid valve; 23. control panel; 24. support leg; 25. fixing port. DETAILED DESCRIPTION

[0022] In order to better explain the present invention and facilitate understanding, the present invention is described in detail below through specific implementation modes in conjunction with the accompanying drawings.

[0023] Please refer to Figures 1 to 4As shown, a pharmaceutical intermediate distillation device of the utility model comprises a bottom plate 1; a distillation cylinder 2 is fixedly installed on the upper surface of the bottom plate 1, a condensation cylinder 3 is fixedly installed on the upper surface of the bottom plate 1, an electric heating cover 4 is arranged on the outer surface of the distillation cylinder 2, a servo motor 9 is fixedly installed on the bottom surface of the distillation cylinder 2, a sealed bearing 10 is fixedly inlaid on the inner bottom wall of the distillation cylinder 2, a rotating rod 11 is fixedly connected to the inner ring of the sealed bearing 10, a plurality of stirring rods 12 are fixedly connected to the outer surface of the rotating rod 11, a bottom end of the rotating rod 11 is fixedly connected to the output end of the servo motor 9, a connecting pipe 13 is fixedly connected to the upper surface of the distillation cylinder 2, the right end of the connecting pipe 13 passes through the condensation cylinder 3 and extends to the inside of the condensation cylinder 3, two condensation plates 15 are arranged on the inner wall of the condensation cylinder 3, a condenser 14 is arranged on the inner wall of the condensation cylinder 3, a first discharge pipe 19 is fixedly connected to the bottom surface of the condensation cylinder 3, and a first discharge pipe 19 is fixedly connected to the bottom surface of the condensation cylinder 3. The bottom end of a discharge pipe 19 passes through the bottom plate 1 and extends to the bottom of the bottom plate 1. A first solenoid valve 20 is arranged on the outside of the first discharge pipe 19. A pump body 16 is fixedly installed on the upper surface of the bottom plate 1. The input end of the pump body 16 is fixedly connected with a first feed pipe 17. The end of the first feed pipe 17 away from the pump body 16 passes through the condensation cylinder 3 and extends to the inside of the condensation cylinder 3. The output end of the pump body 16 is fixedly connected with a first discharge pipe 18. The end of the first discharge pipe 18 away from the pump body 16 passes through the distillation cylinder 2 and extends to the inside of the distillation cylinder 2. The raw material can be heated by the electric heating cover 4, and the raw material can be stirred by the servo motor 9, the sealed bearing 10, the rotating rod 11 and the multiple stirring rods 12. The gaseous raw material can enter the condensation cylinder 3 through the connecting pipe 13, and the gaseous raw material can be quickly converted into liquid raw material by two condensation plates 15 and the condenser 14. In the actual implementation process, firstly, the second feed pipe 6 is connected to the external raw material pipe, and the metering pump 5 is started for metering, and the raw material is extracted by the second feed pipe 6 through the second discharge pipe 7 into the distillation cylinder 2, then the electric heating cover 4 is started for heating, and the servo motor 9 is started to drive the rotating rod 11 and multiple stirring rods 12 to rotate, stir the raw material, and accelerate the gasification of the raw material. At the same time, the vaporized raw material enters the condensation cylinder 3 through the connecting pipe 13, and through the cooperation of the condenser 14 and the two condensation plates 15, the gaseous raw material is quickly converted into liquid and falls into the interior of the condensation cylinder 3, and then the second solenoid valve 22 is started to discharge the waste in the distillation cylinder 2, and the second solenoid valve 22 is closed, and the pump body 16 is started at the same time to use the first feed pipe 17 to extract the raw material after the initial distillation in the condensation cylinder 3 through the first discharge pipe 18 into the distillation cylinder 2 for secondary distillation.

[0024] Optionally, a metering pump 5 is fixedly installed on the upper surface of the bottom plate 1, the input end of the metering pump 5 is fixedly connected to a second feed pipe 6, and the output end of the metering pump 5 is fixedly connected to a second discharge pipe 7. In the actual implementation process, the metering pump 5 can extract raw materials for metering and then enter the distillation cylinder 2.

[0025] Optionally, the bottom surface of the distillation cylinder 2 is fixedly connected with a second discharge pipe 21, the bottom end of the second discharge pipe 21 passes through the bottom plate 1 and extends to the bottom of the bottom plate 1, and a second solenoid valve 22 is arranged outside the second discharge pipe 21. In the actual implementation process, the second solenoid valve 22 can be used to quickly discharge the waste from the inside of the distillation cylinder 2.

[0026] Optionally, two support legs 24 are fixedly connected to the bottom surface of the bottom plate 1, and two fixing openings 25 are provided on the upper surfaces of the two support legs 24. In actual implementation, the device can be supported and fixed by the two support legs 24 and the two groups of fixing openings 25.

[0027] Optionally, a control panel 23 is fixedly mounted on the upper surface of the bottom plate 1, and the end of the second discharge pipe 7 away from the metering pump 5 penetrates the distillation cylinder 2 and extends to the interior of the distillation cylinder 2. In actual implementation, the control panel 23 can be used to quickly control the start of the device.

[0028] Optionally, two support plates 8 are fixedly mounted on the bottom surface of the distillation cylinder 2, and the side surfaces of the two support plates 8 close to each other are fixedly mounted on the outer surface of the servo motor 9. In actual implementation, the servo motor 9 can be fixed by the two support plates 8.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model, and the standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description and the drawings, and the specific connection methods of each part adopt mature conventional means such as bolts, rivets, welding, etc. in the prior art. Machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0030] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. A pharmaceutical intermediate distillation device, comprising a bottom plate (1); characterized in that: A distillation cylinder (2) is fixedly mounted on the upper surface of the bottom plate (1), a condensation cylinder (3) is fixedly mounted on the upper surface of the bottom plate (1), an electric heating cover (4) is arranged on the outer surface of the distillation cylinder (2), a servo motor (9) is fixedly mounted on the bottom surface of the distillation cylinder (2), a sealed bearing (10) is fixedly inlaid on the inner bottom wall of the distillation cylinder (2), the inner ring of the sealed bearing (10) is fixedly connected to a rotating rod (11), a plurality of stirring rods (12) are fixedly connected to the outer surface of the rotating rod (11), the bottom end of the rotating rod (11) is fixedly connected to the output end of the servo motor (9), a connecting pipe (13) is fixedly connected to the upper surface of the distillation cylinder (2), the right end of the connecting pipe (13) passes through the condensation cylinder (3) and extends to the interior of the condensation cylinder (3), and the inner wall of the condensation cylinder (3) is provided with two condensation cylinders. The bottom plate (15) is provided with a condenser (14) on the inner wall of the condensing cylinder (3); the bottom surface of the condensing cylinder (3) is fixedly connected with a first discharge pipe (19); the bottom end of the first discharge pipe (19) passes through the bottom plate (1) and extends to the bottom of the bottom plate (1); the outside of the first discharge pipe (19) is provided with a first solenoid valve (20); the upper surface of the bottom plate (1) is fixedly installed with a pump body (16); the input end of the pump body (16) is fixedly connected with a first feed pipe (17); the end of the first feed pipe (17) away from the pump body (16) passes through the condensing cylinder (3) and extends to the inside of the condensing cylinder (3); the output end of the pump body (16) is fixedly connected with a first discharge pipe (18); the end of the first discharge pipe (18) away from the pump body (16) passes through the distillation cylinder (2) and extends to the inside of the distillation cylinder (2).

2. A pharmaceutical intermediate distillation device as claimed in claim 1, characterized in that: A metering pump (5) is fixedly mounted on the upper surface of the bottom plate (1); the input end of the metering pump (5) is fixedly connected to a second feed pipe (6); and the output end of the metering pump (5) is fixedly connected to a second discharge pipe (7).

3. A pharmaceutical intermediate distillation device as claimed in claim 1, characterized in that: The bottom surface of the rectification cylinder (2) is fixedly connected to a second discharge pipe (21), the bottom end of the second discharge pipe (21) passes through the bottom plate (1) and extends to below the bottom plate (1), and a second solenoid valve (22) is arranged outside the second discharge pipe (21).

4. A pharmaceutical intermediate distillation device as claimed in claim 1, characterized in that: Two supporting legs (24) are fixedly connected to the bottom surface of the bottom plate (1), and two fixing openings (25) are provided on the upper surfaces of the two supporting legs (24).

5. A pharmaceutical intermediate distillation device as claimed in claim 2, characterized in that: A control panel (23) is fixedly mounted on the upper surface of the bottom plate (1); an end of the second discharge pipe (7) away from the metering pump (5) penetrates the distillation cylinder (2) and extends to the interior of the distillation cylinder (2).

6. A pharmaceutical intermediate distillation device as claimed in claim 1, characterized in that: Two support plates (8) are fixedly mounted on the bottom surface of the rectification cylinder (2), and the side surfaces of the two support plates (8) close to each other are fixedly mounted on the outer surface of the servo motor (9).

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