Pressurized gasification feeding device for medical intermediates
By designing a pressurized gasification feeding device for pharmaceutical intermediates including a stirring zone and an adsorption zone, the rotating motor and fan are used to achieve sufficient stirring and pressurization of pharmaceutical intermediates, the problems of easy clumping and blockage of pharmaceutical intermediates in powder form are solved, and the feeding efficiency and device practicality are improved.
Patent Information
- Application Number
- CN202323519590.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-22
- Publication Date
- 2025-02-28
- Estimated Expiration
- 2033-12-22
AI Technical Summary
The powder-like pharmaceutical intermediates are prone to clumping, have low feed efficiency, and are small in density and easily dissipated. They need to pressurize and stabilize the reaction kettle. The existing feeding device is less practical and needs improvement.
A pressurized gasification feeding device for pharmaceutical intermediates is designed, including a stirring area and adsorption area in the accommodating room. A rotating motor, a stirring roller and a fan are installed in the agitating area. Through the cooperation of the rotating motor and the fan, the sufficient stirring and pressurization of the pharmaceutical intermediates are achieved to ensure that they enter the reactor stably.
It improves the feeding efficiency of pharmaceutical intermediates, enhances the practicality of the feeding device, ensures the stable entry of pharmaceutical intermediates into the reactor, and avoids blockage and drifting problems.
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Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of processing equipment, in particular to a pressurized gasification device for a pharmaceutical intermediate. Background Art
[0002] Pharmaceutical intermediates are actually some chemical raw materials or chemical products used in the process of drug synthesis. This kind of chemical product does not require a drug production license and can be produced in an ordinary chemical plant. As long as it reaches a certain level, it can be used for drug synthesis; in the process of drug production, it is generally necessary to process the raw materials into intermediates, and then process the intermediates into finished products according to the characteristics of the drug. Pharmaceutical intermediates are mostly in powder form, which are easy to agglomerate when feeding into the reactor, which is easy to cause blockage, affect normal feeding, and make the feeding efficiency low; and the powdered pharmaceutical intermediates are light in weight and low in density, and are easy to float when feeding. They need to be pressurized so that they can stably enter the reactor for reaction, and the practicality of the existing feeding device is low; therefore, certain improvements are needed. Utility Model Content
[0003] The utility model aims to provide a pressurized gasification feeding device for pharmaceutical intermediates, which can improve the feeding efficiency and has high practicality.
[0004] According to the utility model, a pressurized gasification feeding device for pharmaceutical intermediates comprises a containing chamber, wherein the containing chamber is divided into a stirring zone and an adsorption zone from top to bottom, a feeding pipeline connected to the stirring zone is installed on the side wall of the containing chamber, a rotating motor is also installed on the side wall of the containing chamber, the output shaft of the rotating motor extends into the stirring zone, stirring rollers are staggeredly installed on the part of the output shaft of the rotating motor located in the stirring zone, a fan is installed in the stirring zone, the stirring zone and the adsorption zone are separated by a guide part, a guide port facing the adsorption zone is opened on the guide part, a pressure pump is installed in the adsorption zone, and the adsorption zone is externally connected to a reaction kettle through a discharge pipe.
[0005] In actual use, the pharmaceutical intermediate is introduced into the stirring zone of the containing chamber from the feed pipe, and the rotating motor is turned on so that the output shaft of the rotating motor starts working. Then, the pharmaceutical intermediate is fully stirred by the stirring roller rotating around the output shaft of the rotating motor and cooperating with the fan, and then flows to the adsorption zone through the guide port and finally enters the reactor.
[0006] Furthermore, one end of the stirring roller is rotatably connected to the output shaft of the rotating motor, and the other end of the stirring roller is respectively connected to the output shaft of the rotating motor via a tension spring.
[0007] Furthermore, a pull rope is fixed to the other end of each stirring roller, and each pull rope converges into a main rope in the stirring area and extends to the outside of the containing chamber.
[0008] Furthermore, the guide portion includes two guide plates inclined toward each other, and a discharge channel extends downward between the two guide plates.
[0009] Furthermore, a receiving plate is transversely fixed on the side wall of the receiving chamber, and the rotating motor is placed on the receiving plate.
[0010] Furthermore, a shock-absorbing pad is provided on the storage plate.
[0011] Furthermore, a hanging ring for winding and connecting the main rope is vertically fixed on the storage plate. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 This is a schematic diagram of the structure of the pressurized gasification feeding device for pharmaceutical intermediates according to an embodiment of the utility model;
[0013] Figure 2 This is a schematic diagram of the stirring roller structure described in an embodiment of the utility model.
[0014] In the figure, 1-containing chamber; 2-stirring zone; 3-adsorption zone; 4-feeding pipe; 5-rotating motor; 6-stirring roller; 7-guide part; 71-guide plate; 8-discharging pipe; 9-reactor; 10-tension spring; 11-pull rope; 12-discharging channel; 13-storage plate. DETAILED DESCRIPTION
[0015] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.
[0016] See also Figure 1 and Figure 2, shows a pressurized gasification feeding device for pharmaceutical intermediates of the utility model, including a containing chamber 1, which is divided into a stirring zone 2 and an adsorption zone 3 from top to bottom, a feeding pipeline 4 connected to the stirring zone 2 is installed on the side wall of the containing chamber 1, a rotating motor 5 is also installed on the side wall of the containing chamber 1, the output shaft of the rotating motor 5 extends into the stirring zone 2, stirring rollers 6 are staggeredly installed on the part of the output shaft of the rotating motor 5 located in the stirring zone 2, a fan is installed in the stirring zone 2, the stirring zone 2 and the adsorption zone 3 are separated by a guide part 7, a guide port facing the adsorption zone 3 is opened on the guide part 7, a pressure pump is installed in the adsorption zone 3, and the adsorption zone 3 is externally connected to a reaction kettle 9 through a discharge pipe 8.
[0017] In actual use, the pharmaceutical intermediate is introduced into the stirring zone 2 of the containing chamber 1 from the feed pipe 4, and the rotating motor 5 is turned on so that the output shaft of the rotating motor 5 starts to work. Then, the pharmaceutical intermediate is fully stirred by the stirring roller 6 rotating around the output shaft of the rotating motor 5 in cooperation with the fan, and then flows to the adsorption zone 3 through the guide port and finally enters the reactor 9.
[0018] One end of the stirring roller 6 is rotationally connected to the output shaft of the rotating motor 5, and the other end of the stirring roller 6 is respectively connected to the output shaft of the rotating motor 5 through a tension spring 10. When the stirring roller 6 is used normally, the tension spring 10 is in an undeformed state.
[0019] A pull rope 11 is fixed to the other end of each stirring roller 6 , and each pull rope 11 converges into a main rope in the stirring area 2 and extends to the outside of the containing chamber 1 .
[0020] The guide portion 7 includes two guide plates 71 inclined toward each other, and a discharge channel 12 extends downward between the two guide plates 71 .
[0021] A receiving plate 13 is transversely fixed on the side wall of the receiving chamber 1 , and the rotating motor 5 is placed on the receiving plate 13 .
[0022] The storage plate 13 is provided with a shock-absorbing pad.
[0023] A hanging ring for winding and connecting the main rope is vertically fixed on the storage plate 13.
[0024] When the rotating motor 5 is not needed, the stirring roller 6 can be retracted by the elastic force of the tension spring 10 by pulling the main rope outside the accommodating chamber 1. The main rope can be wound around the hanging ring. When it is needed, the main rope can be contacted and the stirring roller 6 can be restored by the elastic force of the tension spring 10.
[0025] The principle of the utility model is as follows:
[0026] In actual use, the pharmaceutical intermediate is introduced into the stirring zone 2 of the containing chamber 1 from the feed pipe 4, and the rotating motor 5 is turned on so that the output shaft of the rotating motor 5 starts to work. Then, the pharmaceutical intermediate is fully stirred by the stirring roller 6 rotating around the output shaft of the rotating motor 5 in cooperation with the fan, and then flows to the adsorption zone 3 through the guide port and finally enters the reactor 9.
[0027] The above is only a preferred implementation of the present application. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present application. These improvements and modifications should also be regarded as the scope of protection of the present application.
Claims
1. A pressurized gasification feeding device for pharmaceutical intermediates, characterized in that: The invention comprises a containing chamber, wherein the containing chamber is divided into a stirring zone and an adsorption zone from top to bottom, a feeding pipe connected to the stirring zone is installed on the side wall of the containing chamber, a rotating motor is also installed on the side wall of the containing chamber, the output shaft of the rotating motor extends into the stirring zone, stirring rollers are staggeredly installed on the part of the output shaft of the rotating motor located in the stirring zone, a fan is installed in the stirring zone, the stirring zone and the adsorption zone are separated by a guide part, a guide port facing the adsorption zone is opened on the guide part, a pressure pump is installed in the adsorption zone, and the adsorption zone is externally connected to a reaction kettle through a discharge pipe.
2. The pressurized gasification feeding device for pharmaceutical intermediates according to claim 1, characterized in that: One end of the stirring roller is rotatably connected to the output shaft of the rotating motor, and the other end of the stirring roller is respectively connected to the output shaft of the rotating motor through a tension spring.
3. The pressurized gasification feeding device for pharmaceutical intermediates according to claim 2, characterized in that: A pull rope is fixed to the other end of each stirring roller, and each pull rope converges into a main rope in the stirring area and extends to the outside of the containing chamber.
4. The pressurized gasification feeding device for pharmaceutical intermediates according to claim 1, characterized in that: The guide portion comprises two guide plates inclined towards each other, and a discharge channel extends downwardly between the two guide plates.
5. The pressurized gasification feeding device for pharmaceutical intermediates according to claim 3, characterized in that: A receiving plate is transversely fixed on the side wall of the receiving chamber, and the rotating motor is placed on the receiving plate.
6. The pressurized gasification feeding device for pharmaceutical intermediates according to claim 5, characterized in that: The storage plate is provided with a shock-proof pad.
7. The pressurized gasification feeding device for pharmaceutical intermediates according to claim 5, characterized in that: A hanging ring for the main rope to be wound and connected is vertically fixed on the storage plate.