CN219502018U - Extraction device for preparing pharmaceutical intermediate - Google Patents

Abstract

The utility model discloses an extraction device for preparing a medical intermediate, which comprises an extraction tank, wherein a plurality of heating pipes are arranged near the upper part of the inner center of the extraction tank, a motor is arranged near the center of the upper end face of the extraction tank, the output end of the motor penetrates through the upper end face of the extraction tank, the end part of the motor is fixedly connected with a rotating shaft, a plurality of stirring rods are arranged on the side walls of the two sides of the rotating shaft, heating wires are sleeved on the outer side walls of the stirring rods, two scraping plates are fixedly arranged near the two ends of the outer side of the stirring rods, and a first discharging pipe is fixedly arranged at the lower end of the extraction tank. According to the utility model, by arranging the eight fixing rods, the lower ends of the eight fixing rods are respectively connected with the upper ends of the eight pressure sensors, so that accurate weighing of the extraction liquid can be realized, the accurate proportioning of the two extraction liquids is ensured, and the phenomenon that part of the extraction liquid is discharged without thorough reaction due to inaccurate proportioning is prevented, thereby causing waste of the extraction liquid.

Description

Extraction device for preparing pharmaceutical intermediate

Technical Field

The utility model relates to the field of extraction devices, in particular to an extraction device for preparing medical intermediates.

Background

The medicine intermediate is some chemical raw materials or chemical products used in the process of medicine synthesis, the chemical products do not need production license of medicines and can be produced in common chemical plants, the medicine intermediate can be used for medicine synthesis as long as the medicine intermediate reaches some grades, and the extraction device is mass transfer equipment used for extraction operation, can realize perfect separation of components contained in feed liquid, and can be structurally divided into a mixer-clarifier, an extraction tower and a centrifugal extractor.

Through retrieving, chinese patent discloses an extraction device (publication No. CN 215653930U) for pharmaceutical intermediate preparation, this patent technology is even at the inside stirring flabellum that sets up of extraction jar casing, realized that the extract stirs, the speed of heating has been accelerated, thereby the extraction speed has been improved, and work efficiency is improved, set up the liquid circulation mouth of wave form structure on the stirring flabellum, make the abundant mixed flow of liquid, the effect of extraction is improved, the both sides limit of stirring flabellum is through the spring coupling scraper blade, can in time clear up the inner wall, the wall sticking takes place has been prevented, but still there is the manual work that needs to carry out the material loading and the manual work material loading to cause the problem that the ratio is inaccurate easily, thereby it is discharged to lead to partial extract not thoroughly to react, cause the waste and the machining efficiency of extract lower, consequently, skilled person provides an extraction device for pharmaceutical intermediate preparation in order to solve the problem that proposes in the above-mentioned background art.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an extraction device for preparing a medical intermediate, which is characterized in that a heating pipe is arranged in an extraction tank, and a heating wire is arranged on the outer side wall of a plurality of stirring rods, so that the heating speed of the extraction liquid is accelerated while stirring the extraction liquid, the extraction speed is improved, the working efficiency is improved, eight fixing rods are arranged on the lower end surfaces of the two weighing tanks, the lower ends of the eight fixing rods are respectively connected with the upper ends of eight pressure sensors, the accurate weighing of the extraction liquid can be realized, the accurate proportioning of the two extraction liquids is ensured, partial extraction liquid is prevented from being discharged thoroughly due to the incomplete reaction of the proportioning, the extraction liquid is pumped into the two weighing tanks by arranging two vacuum machines, the set weight is weighed out by the weighing tanks, the automatic feeding of the extraction liquid is realized, the labor cost is saved, and the processing efficiency is improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a medicine intermediate preparation extraction device, includes the extraction jar, the inside center of extraction jar is close to the fixed a plurality of heating pipes that are provided with of department, the fixed motor that is provided with in up end center department of extraction jar, the output of motor runs through the up end of extraction jar, and tip fixedly connected with pivot, the both sides lateral wall arrangement of pivot is provided with a plurality of stirring bars, and a plurality of the outside lateral wall of stirring bar all overlaps and is equipped with the heater strip, close to the upper a plurality of the stirring bar is close to the outside both ends fixedly provided with two scraping plates, the lower extreme of extraction jar is fixedly provided with first discharging pipe, the lower extreme center of extraction jar is close to the fixed second discharging pipe that is provided with of one side department, the lower extreme of first discharging pipe and the lower extreme of second discharging pipe are all fixedly provided with the second solenoid valve;

the front end of the motor is fixedly provided with first feeding pipes close to the upper end faces of extraction tanks at two sides, the upper ends of the two first feeding pipes are respectively provided with a weighing tank, four opposite angles of the lower end faces of the two weighing tanks are respectively fixedly provided with a fixed rod, the lower parts of the centers of the outer side walls of the eight fixed rods are respectively sleeved with a fixed cylinder, the centers of the lower inner walls of the eight fixed cylinders are respectively fixedly provided with a pressure sensor, the lower ends of the eight fixed rods are respectively fixedly connected with the upper end faces of the eight pressure sensors, the lower ends of the two weighing tanks are respectively fixedly provided with a fourth electromagnetic valve, and the upper ends of the two first feeding pipes are respectively fixedly provided with a third electromagnetic valve;

the center of the upper end faces of the two weighing tanks is fixedly provided with a second feeding pipe, the upper ends of the two second feeding pipes are fixedly provided with a first electromagnetic valve, the upper ends of the two second feeding pipes are provided with first conveying pipes, the rear ends of the two first conveying pipes are fixedly connected with a vacuum machine, and the lower part of the center of the front end face of the extraction tank is fixedly provided with a control box;

through above-mentioned technical scheme, through set up the heating pipe in the inside of extraction jar, the rethread sets up the heater strip on the lateral wall of a plurality of stirring bars, the speed of being heated of extract has been accelerated in having realized stirring to the extract, the extraction speed has been improved, and work efficiency is improved, through setting up two weighing tanks, the lower terminal surface of two weighing tanks sets up eight dead levers, the lower extreme of eight dead levers is connected with eight pressure sensor upper ends respectively, can realize the accurate weighing of extract, guaranteed the accurate ratio of two kinds of extracts, prevent that the ratio inaccuracy from leading to partial extract not to react thoroughly just being discharged, thereby cause the waste of extract, in extracting the extract is drawn into two weighing tanks respectively through setting up two vacuum machines, weigh the weight of setting up in the extraction jar again, can realize the automatic feeding of extract, both saved the cost of labor, and processing efficiency can be improved again.

Further, supporting legs are fixedly arranged at four opposite angles of the lower end surface of the extraction tank;

through the technical scheme, the extraction tank can be better fixed.

Further, the control box is electrically connected with the motor, the eight pressure sensors, the heating wire, the first electromagnetic valve, the two second electromagnetic valves, the third electromagnetic valve, the fourth electromagnetic valve, the heating pipe and the two vacuum machines;

through the technical scheme, a user can conveniently control the whole device.

Further, the two scraping plates are made of heat-resistant rubber;

through the technical scheme, the scraping plate can be prevented from being damaged and the inner wall of the extraction tank is prevented from being scratched when extraction and heating are carried out.

Further, a plurality of through holes are formed in the upper and lower surfaces of the front end surfaces of the two scraping plates in a arraying mode;

through the technical scheme, the resistance of the scraping plate in working can be reduced, so that the scraping plate works better.

Further, the input ends of the two vacuum machines are fixedly connected with second conveying pipes;

through the technical scheme, the vacuum machine can better suck the extracting solution into the weighing box for processing.

Further, a temperature sensor is fixedly arranged at one side near the center of the upper inner wall of the extraction tank, and the temperature sensor is electrically connected with the control box;

through the technical scheme, a user can know the temperature in the extraction tank more conveniently and timely.

Further, the extraction tank is made of stainless steel;

through the technical scheme, the stainless steel is firmer and corrosion-resistant, and the service life of the extraction tank can be effectively prolonged.

The utility model has the following beneficial effects:

1. according to the utility model, the heating pipe is arranged in the extraction tank, and the heating wires are arranged on the outer side walls of the stirring rods, so that the heating speed of the extraction liquid is increased while the stirring of the extraction liquid is realized, the extraction speed is increased, and the working efficiency is improved.

2. According to the utility model, by arranging the two weighing tanks, the lower end surfaces of the two weighing tanks are provided with the eight fixing rods, the lower ends of the eight fixing rods are respectively connected with the upper ends of the eight pressure sensors, so that accurate weighing of the extraction liquid can be realized, the accurate proportioning of the two extraction liquids is ensured, and the extraction liquid is prevented from being discharged without thorough reaction due to inaccurate proportioning, thereby causing waste of the extraction liquid.

3. According to the utility model, the extraction liquid is pumped into the two weighing tanks by arranging the two vacuum machines to respectively pump the extraction liquid, the set weight is weighed by the weighing tanks and then is discharged into the extraction tank, so that the automatic feeding of the extraction liquid can be realized, the labor cost is saved, and the processing efficiency is improved.

Drawings

FIG. 1 is a front sectional view of an extraction device for preparing pharmaceutical intermediates according to the present utility model;

fig. 2 is a front view of an extraction device for preparing pharmaceutical intermediates according to the present utility model;

FIG. 3 is an enlarged schematic view of FIG. 1 at A;

FIG. 4 is a top view of an extraction apparatus for preparing pharmaceutical intermediates according to the present utility model;

fig. 5 is a perspective view of an extraction device for preparing pharmaceutical intermediates according to the present utility model.

Legend description:

1. an extraction tank; 2. a scraper; 3. a rotating shaft; 4. a fixed rod; 5. a weighing tank; 6. a first electromagnetic valve; 7. a motor; 8. a first feed tube; 9. a heating wire; 10. a stirring rod; 11. a first discharge pipe; 12. support legs; 13. a second discharge pipe; 14. a second electromagnetic valve; 15. a fixed cylinder; 16. a pressure sensor; 17. a third electromagnetic valve; 18. a fourth electromagnetic valve; 19. a control box; 20. a first feed delivery tube; 21. a vacuum machine; 22. heating pipes; 23. a second feed tube; 24. a second feed delivery tube; 25. a temperature sensor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, one embodiment provided by the present utility model is: the utility model provides an extraction device for pharmaceutical intermediate preparation, including extraction tank 1, the inside center of extraction tank 1 is by the fixed a plurality of heating pipes 22 that are provided with in department, the fixed motor 7 that is provided with in up end center department of extraction tank 1, the up end of extraction tank 1 is run through to motor 7's output, and tip fixedly connected with pivot 3, the both sides lateral wall range of pivot 3 is provided with a plurality of stirring bars 10, the outside lateral wall of a plurality of stirring bars 10 all overlaps and is equipped with heater strip 9, the heating rate of extract has been accelerated when having realized stirring the extract, the extraction rate has been improved, work efficiency is improved, the fixed two scraper blades 2 that are provided with in outside both ends of a plurality of stirring bars 10 of department of leaning on, the fixed first discharging pipe 11 that is provided with in lower extreme center of extraction tank 1 leans on one side department to be provided with second discharging pipe 13, the lower extreme of first discharging pipe 11 and the lower extreme of second discharging pipe 13 all are fixed be provided with second solenoid valve 14.

The front end of motor 7 leans on the up end of both sides department extraction jar 1 all fixed be provided with first inlet pipe 8, the upper end of two first inlet pipes 8 all is equipped with weighing tank 5, four diagonal angles departments of the lower terminal surface of two weighing tank 5 all are fixed be provided with dead lever 4, the outside lateral wall center of eight dead levers 4 all overlaps down and is equipped with fixed cylinder 15, the lower inner wall center department of eight fixed cylinders 15 all is fixed be provided with pressure sensor 16, the lower extreme of eight dead levers 4 is fixed connection respectively at eight pressure sensor 16's up end, can realize the accurate weighing of extract, guaranteed the accurate ratio of two extracts, prevent that the ratio inaccuracy from leading to partial extract not to react thoroughly just being discharged, thereby cause the waste of extract, the lower extreme of two weighing tank 5 is all fixed be provided with fourth solenoid valve 18, the upper end of two first inlet pipes 8 is all fixed be provided with third solenoid valve 17.

The upper end face center department of two weighing tank 5 all fixedly is provided with second inlet pipe 23, and the upper end of two second inlet pipes 23 all is fixedly provided with first solenoid valve 6, and the upper end of two second inlet pipes 23 all is equipped with first conveying pipeline 20, and the equal fixedly connected with vacuum machine 21 of rear end of two first conveying pipelines 20, the front end face center of extraction tank 1 is fixedly provided with control box 19 near the department down.

By arranging two vacuum machines 21 to respectively extract the extraction liquid and suck the extraction liquid into two weighing tanks 5, the weighing tanks 5 weigh the set weight and then discharge the set weight into the extraction tank 1, the automatic feeding of the extraction liquid can be realized, the labor cost is saved, and the processing efficiency can be improved.

The four diagonal angles of the lower end face of the extraction tank 1 are fixedly provided with supporting legs 12, the extraction tank 1 can be better fixed, a control box 19 is electrically connected with a motor 7, eight pressure sensors 16, a heating wire 9, a first electromagnetic valve 6, a second electromagnetic valve 14, a third electromagnetic valve 17, a fourth electromagnetic valve 18, a heating pipe 22 and two vacuum machines 21, a user can conveniently control the whole device, the two scraping plates 2 are made of heat-resistant rubber, the scraping plates 2 can be prevented from being damaged and scraped to damage the inner wall of the extraction tank 1 when the extraction tank is heated, a plurality of through holes are formed in the upper end face and the lower end face of the two scraping plates 2, the resistance of the scraping plates 2 during operation can be reduced, the scraping plates 2 can work better, the two vacuum machines 21 are fixedly connected with a second conveying pipe 24, the vacuum machines 21 can be better suck extraction liquid into the weighing tank 5 for processing, the upper inner wall center of the extraction tank 1 is fixedly provided with a temperature sensor 25 on one side, the temperature sensor 25 is electrically connected with the control box 19, the user can more conveniently use the temperature of the extraction tank 1, the stainless steel tank 1 can be more conveniently realized, the service life of the extraction tank can be prolonged, and the service life of the stainless steel extraction tank 1 can be prolonged.

Working principle: when the device is used, two kinds of extraction liquid are pumped into two weighing tanks 5 through two vacuum machines 21, two first conveying pipelines 20 and two second conveying pipelines 24 respectively, eight fixing rods 4 are arranged on the lower end faces of the two weighing tanks 5, the lower ends of the eight fixing rods 4 are respectively connected with the upper ends of eight pressure sensors 16, the weights of the two kinds of extraction liquid are weighed through the eight pressure sensors 16, after the weights of the two kinds of extraction liquid reach the preset proportioning weight, the two first electromagnetic valves 6 are closed under the control of a control box 19, then the two fourth electromagnetic valves 18 and the two third electromagnetic valves 17 are opened, the two extraction liquid is discharged into the extraction tank 1 for extraction, during extraction, heating wires 9 are arranged on the outer side walls of a plurality of stirring rods 10 through arranging heating pipes 22 in the extraction tank 1, the heating speed of the extraction liquid is accelerated while the stirring of the extraction liquid is realized, the extraction speed is improved, the extracted liquid is discharged from the second discharge pipe 13 after the extraction is finished, and waste is discharged from the first discharge pipe 11.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides an extraction device for pharmaceutical intermediate preparation, includes extraction jar (1), its characterized in that: the utility model discloses a vacuum extractor, including extraction jar (1), motor (7), rotary shaft (3) are fixed in the inside center of extraction jar (1) near upper department, motor (7)'s output runs through extraction jar (1) up end, and tip fixedly connected with, both sides lateral wall of rotary shaft (3) are arranged and are provided with a plurality of stirring rod (10), a plurality of the outside lateral wall of stirring rod (10) all overlaps and are equipped with heater strip (9), near upper department a plurality of stirring rod (10) near outside both ends fixedly are provided with two scraper blades (2), extraction jar (1)'s lower extreme fixedly is provided with first discharging pipe (11), extraction jar (1)'s lower extreme center is near one side department fixedly is provided with second discharging pipe (13), the lower extreme of first discharging pipe (11) and the lower extreme of second discharging pipe (13) all are fixedly provided with second solenoid valve (14);

the front end of the motor (7) is fixedly provided with first feeding pipes (8) close to the upper end faces of extraction tanks (1) at two sides, the upper ends of the two first feeding pipes (8) are respectively provided with weighing tanks (5), four opposite angles of the lower end faces of the two weighing tanks (5) are respectively fixedly provided with fixing rods (4), the lower parts close to the centers of the outer side walls of the eight fixing rods (4) are respectively sleeved with a fixing cylinder (15), the centers of the lower inner walls of the eight fixing cylinders (15) are respectively fixedly provided with a pressure sensor (16), the lower ends of the eight fixing rods (4) are respectively fixedly connected with the upper end faces of the eight pressure sensors (16), the lower ends of the two weighing tanks (5) are respectively fixedly provided with a fourth electromagnetic valve (18), and the upper ends of the two first feeding pipes (8) are respectively fixedly provided with a third electromagnetic valve (17);

the utility model discloses a vacuum extraction tank, including weighing jar (5), first inlet pipe (23), second inlet pipe (23), first solenoid valve (6), first conveying pipeline (20), vacuum machine (21) are all fixedly provided with in the up end center department of weighing jar (5), two the upper end of second inlet pipe (23) is all fixedly provided with first solenoid valve (6), two the upper end of second inlet pipe (23) is all equipped with first conveying pipeline (20), two the equal fixedly connected with vacuum machine (21) of rear end of first conveying pipeline (20), the front end face center of extraction jar (1) is provided with control box (19) by the department fixedly down.

2. The extraction device for preparing pharmaceutical intermediates according to claim 1, wherein: support legs (12) are fixedly arranged at four opposite angles of the lower end face of the extraction tank (1).

3. The extraction device for preparing pharmaceutical intermediates according to claim 1, wherein: the control box (19) is electrically connected with the motor (7), the eight pressure sensors (16), the heating wire (9), the first electromagnetic valve (6), the two second electromagnetic valves (14), the third electromagnetic valve (17), the fourth electromagnetic valve (18), the heating pipe (22) and the two vacuum machines (21).

4. The extraction device for preparing pharmaceutical intermediates according to claim 1, wherein: the materials of the two scraping plates (2) are heat-resistant rubber.

5. The extraction device for preparing pharmaceutical intermediates according to claim 1, wherein: the front end surfaces of the two scraping plates (2) are provided with a plurality of through holes in an up-down arrangement mode.

6. The extraction device for preparing pharmaceutical intermediates according to claim 1, wherein: the input ends of the two vacuum machines (21) are fixedly connected with second conveying pipes (24).

7. The extraction device for preparing pharmaceutical intermediates according to claim 1, wherein: a temperature sensor (25) is fixedly arranged at one side of the center of the upper inner wall of the extraction tank (1), and the temperature sensor (25) is electrically connected with the control box (19).

8. The extraction device for preparing pharmaceutical intermediates according to claim 1, wherein: the extraction tank (1) is made of stainless steel.