Medical intermediate pretreatment device

Abstract

The utility model relates to the technical field of medical intermediate production, and discloses a medical intermediate pretreatment device which is characterized in that a placing frame is arranged in a pretreatment box, connecting plates are arranged on the two sides of the placing frame and above the pretreatment box, filtering holes are formed in the outer portion of the placing frame, a screw rod is rotationally installed in the placing frame, and a screw rod is arranged in the screw rod. A movable plate is arranged outside the screw rod, cleaning rods are symmetrically arranged on the lower surface of the movable plate, supporting rods are symmetrically arranged on the upper surface of the pretreatment box, the upper ends of the supporting rods are connected with a supporting plate, a drying box is installed on the upper surface of the supporting plate, and a heating box is arranged in the drying box; and heating pipes are symmetrically arranged in the heating box. And a motor works to enable a screw rod to rotate, so that a cleaning rod on the lower surface of a moving plate can move to rake the medical intermediates in a placing frame, the purpose of efficient cleaning is achieved, and the pretreatment effect of the medical intermediates is effectively improved.

Description

Technical Field

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

[0002] Pharmaceutical intermediates are 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. As long as they reach certain levels, they can be used in the synthesis of drugs. When pharmaceutical intermediates are produced and processed, they need to be pretreated, that is, they need to be cleaned.

[0003] A Chinese patent discloses a pharmaceutical intermediate pretreatment device (Announcement No. CN220514866U). The patented technology includes a box body, a roller is horizontally arranged in the box body, the roller is driven by a first motor, through holes are evenly distributed on the wall of the roller, a nozzle is arranged in the roller, the nozzle passes through a first sleeve and extends to the outside of the box body for connecting to an external water supply pipeline, a nozzle hole is arranged in the nozzle in the roller, a second sleeve is passed between the first sleeve and the nozzle, the second motor drives the roller brush in the roller to rotate through the second sleeve, the nozzle directly sprays and washes the pharmaceutical intermediate raw materials through the nozzle hole, and the pharmaceutical intermediate raw materials are repeatedly stirred by the rotation of the roller and the roller brush, which is beneficial to improve the cleaning efficiency and effect of the pharmaceutical intermediates.

[0004] However, there are still some shortcomings in this patent. Although this patent can realize the cleaning and pretreatment of pharmaceutical intermediates, it can be seen from the drawings of this patent that this patent cannot carry out material collection and discharge of pharmaceutical intermediates after cleaning, which will affect the pretreatment efficiency of pharmaceutical intermediates. Therefore, those skilled in the art provide a pharmaceutical intermediate pretreatment 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 pretreatment 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 pretreatment device comprises a pretreatment box, wherein a placement frame is arranged inside the pretreatment box, connecting plates are arranged on both sides of the placement frame above the pretreatment box, and filtering holes are opened outside the placement frame, a screw is rotatably installed inside the placement frame, a movable plate is arranged outside the screw, a cleaning rod is symmetrically arranged on the lower surface of the movable plate, a support rod is symmetrically arranged on the upper surface of the pretreatment box, the upper end of the support rod is connected to the support plate, a drying box is installed on the upper surface of the support plate, a heating box is arranged inside the drying box, and heating tubes are symmetrically arranged inside the heating box.

[0008] As a further solution of the utility model: mounting plates are symmetrically arranged on both sides of the pretreatment box, lifting rods are symmetrically arranged on the upper surface of the mounting plates, and lifting plates are arranged at the telescopic ends of the lifting rods below the connecting plates.

[0009] As a further solution of the utility model: positioning pins are symmetrically arranged on the lower surface of the connecting plate, and positioning holes that engage with the positioning pins are opened on the upper surface of the lifting plate.

[0010] As a further solution of the utility model: a motor is installed on the outside of the placement frame, the driving end of the motor is connected to one end of the screw, a bearing is arranged on the inside of the placement frame, and one end of the screw is embedded in the bearing and rotatably connected to the bearing.

[0011] As a further solution of the utility model: guide rods are arranged inside the placing frame in front of and behind the screw rods, and the movable plate is slidably arranged outside the guide rods.

[0012] As a further solution of the utility model: an air inlet is provided on the rear surface of the drying box, and exhaust pipes are symmetrically arranged on the front surface of the drying box, and the lower surface of the exhaust pipes penetrates the lower surface of the support plate.

[0013] As a further solution of the utility model: a filter is provided inside the drying box near the air inlet, and a mounting frame is provided inside the drying box near the exhaust pipe, and a fan is installed on one side of the mounting frame.

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

[0015] 1. A pharmaceutical intermediate pretreatment device, wherein the height of a placement frame can be adjusted by moving a lifting rod up and down, and the pharmaceutical intermediate in the placement frame can be put into a pretreatment box for cleaning. At the same time, the operation of a motor can cause the screw to rotate, so that the cleaning rod on the lower surface of a movable plate can be moved to rake the pharmaceutical intermediate in the placement frame, thereby achieving the purpose of efficient cleaning and effectively improving the pretreatment effect. The device has a simple structure, can efficiently clean the pharmaceutical intermediate, and achieve the purpose of rapid discharging, thereby effectively improving the pretreatment efficiency.

[0016] 2. A pharmaceutical intermediate pretreatment device, through the operation of the fan inside the drying box, the outside air will enter the drying box, and after entering, it will be filtered through the filter screen. At the same time, the air can be heated by the heating tube, so that the pharmaceutical intermediate after cleaning and pretreatment can be dried, so as to facilitate subsequent processing and production work. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a pharmaceutical intermediate pretreatment device;

[0018] Figure 2 It is a structural schematic diagram of a placement frame in a pharmaceutical intermediate pretreatment device;

[0019] Figure 3 It is a structural schematic diagram of a moving plate in a pharmaceutical intermediate pretreatment device;

[0020] Figure 4 This is a schematic diagram of the internal structure of a drying box in a pharmaceutical intermediate pretreatment device.

[0021] In the figure: 1. pretreatment box; 2. placement frame; 21. connecting plate; 211. positioning pin; 22. filter hole; 23. moving plate; 231. cleaning rod; 232. screw; 233. guide rod; 234. motor; 3. support plate; 31. drying box; 32. support rod; 33. exhaust pipe; 34. heating box; 341. heating pipe; 35. filter; 36. mounting frame; 361. fan; 37. air inlet; 4. mounting plate; 41. lifting rod; 42. lifting plate; 421. positioning hole. DETAILED DESCRIPTION

[0022] See also Figures 1 to 4In the embodiment of the utility model, a pharmaceutical intermediate pretreatment device includes a pretreatment box 1, a placing frame 2 is arranged inside the pretreatment box 1, connecting plates 21 are arranged on both sides of the placing frame 2 above the pretreatment box 1, and a filtering hole 22 is opened outside the placing frame 2, a screw 232 is rotatably installed inside the placing frame 2, a moving plate 23 is arranged outside the screw 232, a cleaning rod 231 is symmetrically arranged on the lower surface of the moving plate 23, and a support rod 32 is symmetrically arranged on the upper surface of the pretreatment box 1, and the upper end of the support rod 32 is connected to There is a support plate 3, and a drying box 31 is installed on the upper surface of the support plate 3. A heating box 34 is arranged inside the drying box 31, and heating tubes 341 are symmetrically arranged inside the heating box 34. This arrangement uses the placement frame 2 to place the pharmaceutical intermediates that need pretreatment and cleaning inside it, and moves the cleaning rod 231 inside the placement frame 2 by moving the movable plate 23, so that the pharmaceutical intermediates inside the placement frame 2 can be raked to achieve the purpose of efficient cleaning. At the same time, the drying box 31 can be used to dry the cleaned pharmaceutical intermediates.

[0023] exist Figure 1 and Figure 2 Middle: The pretreatment box 1 is symmetrically provided with mounting plates 4 on both sides, and lifting rods 41 are symmetrically provided on the upper surface of the mounting plates 4. A lifting plate 42 is provided at the telescopic end of the lifting rod 41 below the connecting plate 21. Positioning pins 211 are symmetrically provided on the lower surface of the connecting plate 21. Positioning holes 421 that engage with the positioning pins 211 are opened on the upper surface of the lifting plate 42. The positioning pins 211 are embedded in the positioning holes 421 to realize the installation of the lifting plate 42, so that the height of the placement frame 2 can be adjusted to facilitate the placement of pharmaceutical intermediates.

[0024] exist Figure 2 and Figure 3 Middle: A motor 234 is installed on the outside of the placement frame 2, and the driving end of the motor 234 is connected to one end of the screw 232. A bearing is arranged on the inner side of the placement frame 2, and one end of the screw 232 is embedded in the bearing and rotatably connected to the bearing. Guide rods 233 are arranged in front and behind the screw 232 inside the placement frame 2, and the movable plate 23 is slidably arranged on the outside of the guide rod 233. This arrangement utilizes the work of the motor 234 to rotate the screw 232, and when rotating, the cleaning rod 231 on the lower surface of the movable plate 23 can rake and clean the pharmaceutical intermediates inside the placement frame 2.

[0025] exist Figure 1 and Figure 4Middle: An air inlet 37 is provided on the rear surface of the drying box 31, and an exhaust pipe 33 is symmetrically provided on the front surface of the drying box 31. The lower surface of the exhaust pipe 33 penetrates the lower surface of the support plate 3. A filter 35 is provided near the air inlet 37 inside the drying box 31, and a mounting frame 36 is provided near the exhaust pipe 33 inside the drying box 31. A fan 361 is installed on one side of the mounting frame 36. This arrangement can filter the air entering the drying box 31 by using the filter 35, and at the same time, can heat the incoming air by using the heating pipe 341, so as to facilitate the subsequent heating and drying of the cleaned pharmaceutical intermediates.

[0026] The working principle of the utility model is as follows: when the pharmaceutical intermediate pretreatment device of the utility model is used, the pharmaceutical intermediate to be cleaned is first placed in the placement frame 2, and after the placement, the placement frame 2 can be lifted and lowered by the lifting rod 41 to enter the interior of the pretreatment box 1 to achieve the purpose of cleaning. During cleaning, the screw 232 is rotated by starting the motor 234, and the movable plate 23 is moved outside the screw 232 and the guide rod 233, and then the pharmaceutical intermediate inside the placement frame 2 can be raked by the cleaning rod 231 on the lower surface of the movable plate 23 to achieve the purpose of efficient cleaning. After cleaning, the placement frame 2 can be lifted and lowered again by the lifting rod 41 to move the placement frame 2 upward. At this time, the heating tube 341 inside the drying box 31 is started, and the work of the fan 361 is started at the same time, so that the outside air can enter the interior of the drying box 31, and after entering, it is filtered by the filter 35, and the air can be heated by the heating tube 341, so that the pharmaceutical intermediate after cleaning and pretreatment can be dried, so as to facilitate subsequent processing and production work.

[0027] 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 pretreatment device, comprising a pretreatment box (1), characterized in that: A placement frame (2) is arranged inside the pretreatment box (1), connecting plates (21) are arranged on both sides of the placement frame (2) above the pretreatment box (1), and filtering holes (22) are opened outside the placement frame (2), a screw rod (232) is rotatably installed inside the placement frame (2), a moving plate (23) is arranged outside the screw rod (232), and a cleaning rod (231) is symmetrically arranged on the lower surface of the moving plate (23); The upper surface of the pretreatment box (1) is symmetrically provided with support rods (32), the upper ends of the support rods (32) are connected with support plates (3), a drying box (31) is installed on the upper surface of the support plate (3), a heating box (34) is arranged inside the drying box (31), and heating pipes (341) are symmetrically arranged inside the heating box (34).

2. A pharmaceutical intermediate pretreatment device according to claim 1, characterized in that: The pretreatment box (1) is symmetrically provided with mounting plates (4) on both sides, the upper surface of the mounting plates (4) is symmetrically provided with lifting rods (41), and the telescopic ends of the lifting rods (41) are provided with lifting plates (42) below the connecting plate (21).

3. A pharmaceutical intermediate pretreatment device according to claim 2, characterized in that: The lower surface of the connecting plate (21) is symmetrically provided with positioning pins (211), and the upper surface of the lifting plate (42) is provided with positioning holes (421) that engage with the positioning pins (211).

4. A pharmaceutical intermediate pretreatment device according to claim 1, characterized in that: A motor (234) is installed on the outside of the placement frame (2), the driving end of the motor (234) is connected to one end of the screw rod (232), a bearing is arranged on the inside of the placement frame (2), and one end of the screw rod (232) is embedded in the bearing and is rotatably connected to the bearing.

5. A pharmaceutical intermediate pretreatment device according to claim 1, characterized in that: The interior of the placement frame (2) is provided with guide rods (233) in front of and behind the screw rod (232), and the movable plate (23) is slidably arranged outside the guide rods (233).

6. A pharmaceutical intermediate pretreatment device according to claim 1, characterized in that: The rear surface of the drying box (31) is provided with an air inlet (37), and the front surface of the drying box (31) is symmetrically provided with an exhaust pipe (33), and the lower surface of the exhaust pipe (33) penetrates the lower surface of the support plate (3).

7. A pharmaceutical intermediate pretreatment device according to claim 1, characterized in that: A filter screen (35) is provided at a position near the air inlet (37) inside the drying box (31), and a mounting frame (36) is provided at a position near the exhaust pipe (33) inside the drying box (31), and a fan (361) is installed on one side of the mounting frame (36).

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