Medical intermediate evaporation treatment device

Abstract

The utility model relates to the technical field of medical intermediate evaporation, and discloses a medical intermediate evaporation treatment device which is characterized in that an electric telescopic rod is arranged in a barrel cover, the telescopic end of the electric telescopic rod is connected with a lifting disc, a motor is installed on the lower surface of the lifting disc, the driving end of the motor is connected with a rotating shaft, and the rotating shaft is connected with a rotating shaft. A second stirring rod and a first stirring rod are respectively arranged on two sides of the rotating shaft from left to right, and one end of the second stirring rod and one end of the first stirring rod are connected with a scraping plate in the evaporation inner cylinder; a limiting ring is arranged in the connecting cylinder, a filter screen is arranged at the position, above the limiting ring, in the connecting cylinder, and a positioning screw is further arranged on the lower surface of the connecting cylinder in a penetrating mode. Through work of a motor, a first stirring rod and a second stirring rod on the outer side of a rotating shaft stir medical intermediate wastewater in an evaporation inner cylinder, the evaporation effect is improved, and the inner wall of the evaporation inner cylinder can be cleaned through a scraper.

Description

Technical Field

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

[0002] A large amount of wastewater is generated during the production of pharmaceutical intermediates. Direct discharge of this wastewater will have an impact on the environment, so the wastewater from pharmaceutical intermediates needs to be evaporated.

[0003] A Chinese patent discloses a pharmaceutical intermediate evaporation processing equipment (Announcement No. CN217246809U), which is convenient for cleaning impurities adhered to the inner wall of the evaporation chamber, including an evaporation chamber, a sliding ring is slidably connected to the evaporation chamber, a cleaning brush is fixedly connected to the sliding ring, a fixed plate is fixedly connected to the inner wall of the evaporation chamber, a screw is rotatably connected between the fixed plate and the inner top wall of the evaporation chamber, a threaded block is threadedly sleeved on the screw, the threaded block is fixedly connected to the sliding ring, a driving assembly is arranged on the screw, a first limiting frame, a second limiting frame and a fixed frame are respectively connected to the inner wall of the evaporation chamber through four fixing assemblies, the first limiting frame and the second limiting frame are both rotatably connected to the fixed frame, a filter screen is fixedly connected between the first limiting frame, the second limiting frame and the fixed frame, a cleaning port is opened at the front end of the evaporation chamber, a sealing door is arranged at the cleaning port, and a lock is arranged between the sealing door and the evaporation chamber.

[0004] However, there are still some shortcomings in this patent. Although this patent can clean the inner wall of the pharmaceutical intermediate evaporation treatment equipment, it can be seen from the drawings of this patent that this patent cannot stir the wastewater in the evaporation treatment equipment, which will lead to a slow evaporation efficiency of the pharmaceutical intermediate wastewater. Therefore, those skilled in the art provide a pharmaceutical intermediate evaporation treatment device to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to provide a pharmaceutical intermediate evaporation treatment device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A pharmaceutical intermediate evaporation treatment device, comprising an evaporation outer cylinder, a cylinder cover threadedly connected to the upper end of the evaporation outer cylinder, a water inlet pipe and an air outlet pipe arranged on the upper surface of the cylinder cover from left to right, a connecting cylinder installed at the lower end of the evaporation outer cylinder, a slag discharge pipe arranged on the lower surface of the connecting cylinder and an evaporation inner cylinder arranged inside the evaporation outer cylinder, an electric telescopic rod is arranged inside the cylinder cover, a lifting plate is connected to the telescopic end of the electric telescopic rod, a motor is installed on the lower surface of the lifting plate, a rotating shaft is connected to the driving end of the motor, a second stirring rod and a first stirring rod are respectively arranged on both sides of the rotating shaft from left to right, and a scraper is connected to one end of the second stirring rod and the first stirring rod inside the evaporation inner cylinder;

[0008] A limit ring is arranged inside the connecting tube, and a filter is arranged above the limit ring inside the connecting tube. A positioning screw is also arranged through the lower surface of the connecting tube.

[0009] As a further solution of the utility model: the upper surface of the connecting tube is symmetrically provided with fixing holes, the lower end of the positioning screw passes through the interior of the fixing hole, and the external thread of the positioning screw is connected with a locking nut.

[0010] As a further solution of the utility model: the limiting ring is arranged at the middle position inside the connecting cylinder, the lower surface of the filter screen contacts the upper surface of the limiting ring, and the lower end of the evaporating inner cylinder contacts the upper surface of the filter screen.

[0011] As a further solution of the utility model: a heating cylinder is sleeved on the outside of the evaporating inner cylinder, and electric heating tubes are symmetrically arranged inside the heating cylinder.

[0012] As a further solution of the present invention: the first stirring rod and the second stirring rod are both cylindrical, and three first stirring rods are arranged outside the rotating shaft, and two second stirring rods are arranged outside the rotating shaft.

[0013] As a further solution of the utility model: the outer side of the scraper is in contact with the inner wall of the evaporation inner cylinder, and a sealing ring is further provided on the upper surface of the connecting cylinder.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. A pharmaceutical intermediate evaporation treatment device, through the operation of a motor, a first stirring rod and a second stirring rod outside a rotating shaft stir the pharmaceutical intermediate wastewater in an evaporation inner cylinder to improve its evaporation effect, and a scraper can be used to clean the inner wall of the evaporation inner cylinder. At the same time, the position of the first stirring rod and the second stirring rod can be adjusted by the operation of an electric telescopic rod, thereby providing a stirring effect and making the evaporation treatment effect of the pharmaceutical intermediate wastewater better.

[0016] 2. A pharmaceutical intermediate evaporation treatment device, which is designed by splitting the connecting cylinder and the evaporation outer cylinder, that is, by rotating and unscrewing the locking nut outside the positioning screw, the connecting cylinder can be disassembled, so that the filter inside the connecting cylinder can be taken out to achieve the purpose of replacing and cleaning it. The structure is simple and easy to operate, and the filter can be installed, disassembled and maintained, which is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of a pharmaceutical intermediate evaporation treatment device;

[0018] Figure 2 This is a schematic diagram of the structure of an evaporation inner cylinder in a pharmaceutical intermediate evaporation processing device;

[0019] Figure 3 This is a schematic diagram of the structure of a motor in a pharmaceutical intermediate evaporation processing device;

[0020] Figure 4 The present invention is a schematic diagram of the structure of a connecting cylinder in a pharmaceutical intermediate evaporation processing device.

[0021] In the figure: 1. evaporation outer cylinder; 11. positioning screw; 2. cylinder cover; 21. air outlet pipe; 22. water inlet pipe; 3. connecting cylinder; 31. slag outlet pipe; 32. filter screen; 321. fixing hole; 322. locking nut; 33. limiting ring; 4. lifting plate; 41. rotating shaft; 42. scraper; 43. electric telescopic rod; 44. motor; 45. first stirring rod; 46. second stirring rod; 5. evaporation inner cylinder; 51. heating cylinder. DETAILED DESCRIPTION

[0022] See also Figures 1 to 4In the embodiment of the utility model, a pharmaceutical intermediate evaporation processing device includes an evaporation outer cylinder 1, a cylinder cover 2 threadedly connected to the upper end of the evaporation outer cylinder 1, a water inlet pipe 22 and an air outlet pipe 21 arranged on the upper surface of the cylinder cover 2 from left to right, a connecting cylinder 3 installed at the lower end of the evaporation outer cylinder 1, a slag discharge pipe 31 arranged on the lower surface of the connecting cylinder 3 and an evaporation inner cylinder 5 arranged inside the evaporation outer cylinder 1, an electric telescopic rod 43 is arranged inside the cylinder cover 2, a lifting plate 4 is connected to the telescopic end of the electric telescopic rod 43, a motor 44 is installed on the lower surface of the lifting plate 4, a driving end of the motor 44 is connected to a rotating shaft 41, and a rotating shaft 42 is connected to the driving end of the motor 44. A second stirring rod 46 and a first stirring rod 45 are respectively provided on both sides of the rotating shaft 41 from left to right. One end of the second stirring rod 46 and the first stirring rod 45 are connected to a scraper 42 inside the evaporating inner cylinder 5. This setting utilizes the operation of the motor 44 to enable the first stirring rod 45 and the second stirring rod 46 on the outside of the rotating shaft 41 to stir the pharmaceutical intermediate wastewater inside the evaporating inner cylinder 5, thereby improving the evaporation treatment of the pharmaceutical intermediate wastewater. At the same time, the electric telescopic rod 43 is used to adjust the positions of the first stirring rod 45 and the second stirring rod 46, so that the evaporation treatment effect can be better.

[0023] A limit ring 33 is arranged inside the connecting tube 3, and a filter screen 32 is arranged inside the connecting tube 3 above the limit ring 33. A positioning screw 11 is also penetrated through the lower surface of the connecting tube 3. This arrangement utilizes the split design of the connecting tube 3 and the evaporation outer tube 1, which makes it easy to disassemble and maintain the filter screen 32 inside.

[0024] exist Figure 4 Middle: The upper surface of the connecting tube 3 is symmetrically provided with fixing holes 321, the lower end of the positioning screw 11 passes through the interior of the fixing hole 321, and the external thread of the positioning screw 11 is connected with a locking nut 322. This setting utilizes the threaded connection between the positioning screw 11 and the locking nut 322, which makes it easy to install and disassemble the connecting tube 3.

[0025] exist Figure 4 Middle: The limiting ring 33 is arranged at the middle position inside the connecting cylinder 3, the lower surface of the filter 32 contacts the upper surface of the limiting ring 33, and the lower end of the evaporating inner cylinder 5 contacts the upper surface of the filter 32. This arrangement can use the filter 32 to filter the residue of the evaporated pharmaceutical intermediate wastewater.

[0026] exist Figure 2 Middle: The outer part of the evaporation inner cylinder 5 is sleeved with a heating cylinder 51, and the inner part of the heating cylinder 51 is symmetrically provided with electric heating pipes. This arrangement utilizes the electric heating pipes inside the heating cylinder 51 to achieve the purpose of heating the evaporation inner cylinder 5, so that the waste water inside it can be evaporated.

[0027] exist Figure 2 and Figure 3Middle: The first stirring rod 45 and the second stirring rod 46 are both cylindrically arranged, and three first stirring rods 45 are arranged on the outside of the rotating shaft 41, and two second stirring rods 46 are arranged on the outside of the rotating shaft 41. This arrangement utilizes the first stirring rod 45 and the second stirring rod 46 to stir the wastewater inside the evaporation inner cylinder 5, thereby improving its evaporation efficiency.

[0028] exist Figure 2 and Figure 4 Middle: The outer side of the scraper 42 contacts the inner wall of the evaporator inner cylinder 5, and a sealing ring is also provided on the upper surface of the connecting cylinder 3. The scraper 42 can be used to clean the inner wall of the evaporator inner cylinder 5, and the sealing ring can improve the sealing performance of the connection between the connecting cylinder 3 and the evaporator outer cylinder 1.

[0029] The working principle of the utility model is as follows: when the pharmaceutical intermediate evaporation treatment device of the utility model is in use, the pharmaceutical intermediate wastewater is firstly introduced into the interior of the evaporation inner cylinder 5 through the water inlet pipe 22, and after entering, the evaporation inner cylinder 5 can be heated by the heating tube inside the heating cylinder 51. During the heating and evaporation, the motor 44 is started, so that the first stirring rod 45 and the second stirring rod 46 outside the rotating shaft 41 can be stirred and evaporated for the pharmaceutical intermediate wastewater inside the evaporation inner cylinder 5. At the same time, the positions of the first stirring rod 45 and the second stirring rod 46 can be adjusted by the operation of the electric telescopic rod 43, so as to provide a stirring effect, so that the evaporation treatment effect of the pharmaceutical intermediate wastewater is better. After evaporation, the locking nut 322 outside the positioning screw 11 is threadedly disassembled, so that the connecting cylinder 3 and the evaporation outer cylinder 1 can be disassembled, and the filter screen 32 inside the connecting cylinder 3 can be removed for cleaning and maintenance after disassembly.

[0030] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pharmaceutical intermediate evaporation treatment device, comprising an evaporation outer cylinder (1), a cylinder cover (2) threadedly connected to the upper end of the evaporation outer cylinder (1), a water inlet pipe (22) and an air outlet pipe (21) arranged on the upper surface of the cylinder cover (2) from left to right, a connecting cylinder (3) installed at the lower end of the evaporation outer cylinder (1), a slag discharge pipe (31) arranged on the lower surface of the connecting cylinder (3), and an evaporation inner cylinder (5) arranged inside the evaporation outer cylinder (1), characterized in that: An electric telescopic rod (43) is arranged inside the cylinder cover (2); the telescopic end of the electric telescopic rod (43) is connected to a lifting plate (4); a motor (44) is installed on the lower surface of the lifting plate (4); the driving end of the motor (44) is connected to a rotating shaft (41); a second stirring rod (46) and a first stirring rod (45) are arranged on both sides of the rotating shaft (41) from left to right, respectively; one end of the second stirring rod (46) and the first stirring rod (45) are connected to a scraper (42) inside the evaporation inner cylinder (5); A limiting ring (33) is arranged inside the connecting tube (3), and a filter screen (32) is arranged above the limiting ring (33) inside the connecting tube (3). A positioning screw (11) is also provided through the lower surface of the connecting tube (3).

2. The pharmaceutical intermediate evaporation treatment device according to claim 1, characterized in that: The upper surface of the connecting tube (3) is symmetrically provided with fixing holes (321), the lower end of the positioning screw (11) passes through the interior of the fixing hole (321), and the outer thread of the positioning screw (11) is connected with a locking nut (322).

3. The pharmaceutical intermediate evaporation treatment device according to claim 1, characterized in that: The limiting ring (33) is arranged at a middle position inside the connecting cylinder (3), the lower surface of the filter screen (32) contacts the upper surface of the limiting ring (33), and the lower end of the evaporating inner cylinder (5) contacts the upper surface of the filter screen (32).

4. The pharmaceutical intermediate evaporation treatment device according to claim 1, characterized in that: The outside of the evaporating inner cylinder (5) is sleeved with a heating cylinder (51), and the inside of the heating cylinder (51) is symmetrically provided with electric heating pipes.

5. The pharmaceutical intermediate evaporation treatment device according to claim 1, characterized in that: The first stirring rod (45) and the second stirring rod (46) are both cylindrically arranged, and three first stirring rods (45) are arranged outside the rotating shaft (41), while two second stirring rods (46) are arranged outside the rotating shaft (41).

6. The pharmaceutical intermediate evaporation treatment device according to claim 1, characterized in that: The outer side of the scraper (42) contacts the inner wall of the evaporation inner cylinder (5), and a sealing ring is also provided on the upper surface of the connecting cylinder (3).

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