CN218306294U

CN218306294U - Liquid medicine extraction and separation device

Info

Publication number: CN218306294U
Application number: CN202222368213.2U
Authority: CN
Inventors: 赵磊; 曹琴; 雷建平; 马延; 罗娜
Original assignee: Xi'an Grand Deten Pharmaceutical Co ltd
Current assignee: Changshu Leiyunshang Pharmaceutical Co Ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-01-17
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses a liquid medicine extracting and separating device, which adopts the technical proposal that the device comprises an extracting tank, a liquid medicine storage tank, a liquid taking component, a backflushing component and a first valve; the liquid taking assembly comprises a negative pressure pump, a first filtering device and a filtering pipeline, the first filtering device is arranged in the extracting tank, two ends of the filtering pipeline are respectively connected with the first filtering device and the liquid medicine storage tank, and the negative pressure pump is communicated with the liquid medicine storage tank; the backflushing assembly comprises a backflushing pipeline and a liquid medicine pump, two ends of the backflushing pipeline are respectively connected with the filtering pipeline and the liquid medicine storage tank, and the liquid medicine pump is installed on the backflushing pipeline; the first valve is arranged on the filtering pipeline and is positioned between the backflushing pipeline and the liquid medicine storage tank; the extraction tank is provided with a slag discharge port, and the slag discharge port is blocked by a cover; the liquor storage tank is provided with a liquor discharge valve. The utility model discloses a first filter equipment of recoil makes the liquid medicine discharge smoothly, has reduced the waste of liquid medicine and the possibility that temperature, pressure rise unusually in jar, and then has reduced the production of scalding the staff and draw potential safety hazards such as jar fracture.

Description

Liquid medicine extraction and separation device

Technical Field

The utility model relates to a pharmaceutical equipment field, more specifically the theory that says so, it relates to a liquid medicine extraction and separation device.

Background

The extraction and separation of traditional Chinese medicines are key steps in the production of traditional Chinese medicine preparations, and directly influence the quality, curative effect and yield of the traditional Chinese medicine preparations. The liquid medicine extracting equipment commonly used in the pharmaceutical chemical field at present is an extracting tank. The extraction tank is mainly used for carrying out the technical processes of decoction extraction, hot reflux extraction and the like on the traditional Chinese medicines under the stirring state by taking water or organic solvent as a medium.

Chinese patent CN205759849U discloses a traditional chinese medicine draws jar, and it includes a jar body, is located the feeder hopper at jar body top, is located the scum outlet of jar body bottom, is located liquid outlet, driving motor, (mixing) shaft and stirring vane of jar side wall downside, be equipped with the gearbox between driving motor and the (mixing) shaft, a collection fluid reservoir is connected to the one end of liquid outlet, be equipped with negative-pressure air fan on the collection fluid reservoir lateral wall, collection fluid reservoir bottom is equipped with the leakage fluid dram, the leakage fluid dram is equipped with the filter screen, jar body top is passed through vacuum tube and vacuum pump connection, be equipped with the buffer tank between jar body and the vacuum pump, the outside of jar body is equipped with steam interlayer, one side of steam interlayer is equipped with steam inlet, steam interlayer's bottom is equipped with the comdenstion water outlet, be equipped with the washing shower nozzle on the internal wall of jar.

Above-mentioned patent can realize the separation of dregs of a decoction and liquid medicine, nevertheless because the liquid outlet setting on its jar body is close to the position of bottom at the jar body, leads to the dregs of a decoction to get into the collection fluid reservoir along with the liquid medicine easily. After long-term use, the dregs of a decoction are easy to accumulate on the filter screen to block the liquid outlet, thereby causing the waste of the liquid medicine. Moreover, the liquid medicine is retained in the tank body, which can cause abnormal rise of the temperature and the pressure in the tank body, and easily cause potential safety hazards such as scalding workers and cracking of the tank body.

Therefore, in the field of pharmaceutical equipment, research and development of a liquid medicine extraction and separation device capable of effectively solving the problem of blockage of a liquid discharge port has become a problem to be solved urgently in the field.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a liquid medicine draws separator, it is through carrying out the recoil to filter equipment, makes the liquid medicine discharge smoothly, has reduced the waste of liquid medicine and the internal temperature of jar, the unusual possibility that risees of pressure, and then has reduced the production of scalding the staff and draw potential safety hazards such as jar fracture.

In order to achieve the above purpose, the utility model provides a following technical scheme: a liquid medicine extracting and separating device comprises an extracting tank, a liquid medicine storage tank, a liquid taking assembly, a backflushing assembly and a first valve; the liquid taking assembly comprises a negative pressure pump, a first filtering device and a filtering pipeline, the first filtering device is arranged in the extracting tank, one end of the filtering pipeline is inserted into the extracting tank and connected with the first filtering device, the other end of the filtering pipeline is connected with the liquid medicine storage tank, and the negative pressure pump is communicated with the top of the liquid medicine storage tank; the backflushing assembly comprises a backflushing pipeline and a liquid medicine pump, one end of the backflushing pipeline is connected with the filtering pipeline, the other end of the backflushing pipeline is connected with the liquid medicine storage tank, and the liquid medicine pump is installed on the backflushing pipeline; the liquid inlet of the liquid medicine pump is communicated with the liquid medicine storage tank, and the liquid outlet is communicated with the filtering pipeline; the first valve is arranged on the filtering pipeline and is positioned between the backflushing pipeline and the liquid medicine storage tank; a slag discharge port is formed in the body of the extraction tank, and a cover for plugging the slag discharge port is mounted on the body of the extraction tank; a liquid discharge valve is arranged on the tank body of the liquid medicine storage tank.

Through adopting above-mentioned technical scheme, open first valve, start the negative pressure pump. Under the action of negative pressure, the liquid medicine storage tank sucks the liquid medicine in the extraction tank through the filter pipeline. The medicine dregs in the extracting tank can be retained in the extracting tank under the action of the first filtering device. Close first valve and negative pressure pump, start the liquid medicine pump, can pump back first filter equipment with the liquid medicine in the liquid medicine storage tank, dredge first filter equipment, make the liquid medicine discharge smoothly and draw the jar, reduced the extravagant and jar body temperature of liquid medicine and the possibility that jar internal pressure risees unusually, and then reduced the possibility that the potential safety hazards such as scald staff and draw jar fracture produced.

The utility model discloses further set up to: get liquid subassembly still includes second filter equipment, and second filter equipment installs on filtering pipeline.

Through adopting above-mentioned technical scheme, the second filter equipment can further filter the liquid in the filtering conduit.

The utility model discloses further set up to: the second filtering device is arranged between the first valve and the liquid medicine storage tank.

The utility model discloses further set up to: the backflushing pipeline is communicated with the bottom of the liquid medicine storage tank.

By adopting the technical scheme, the liquid in the liquid medicine storage tank can conveniently enter the backflushing pipeline.

The utility model discloses further set up to: the back-flushing device further comprises a second valve, wherein the second valve is arranged on the back-flushing pipeline and is positioned between the filtering pipeline and the liquid medicine pump.

By adopting the technical scheme, the liquid supply of the liquid medicine pump is conveniently interrupted.

The utility model discloses further set up to: the device also comprises a third valve, wherein the third valve is arranged on the backflushing pipeline and is positioned between the liquid medicine storage tank and the liquid medicine pump.

Through adopting above-mentioned technical scheme to the liquid medicine does not pass through second filter equipment when avoiding getting liquid, but takes place through the circumstances that recoil pipeline and liquid medicine pump got into the liquid medicine storage tank.

The utility model discloses further set up to: the liquid medicine storage tank is characterized by also comprising a fourth valve and a negative pressure pipeline, wherein one end of the negative pressure pipeline is connected with the top surface of the liquid medicine storage tank, and the other end of the negative pressure pipeline is connected with the negative pressure pump; the fourth valve is installed on the negative pressure pipeline.

By adopting the technical scheme, the gas source of the negative pressure pump is interrupted.

The utility model discloses further set up to: the drain valve is arranged at the bottom of the tank body of the liquid medicine storage tank.

Through adopting above-mentioned technical scheme to take out the whole liquid in the liquid medicine storage tank in convenient to.

The utility model discloses further set up to: the filtering pipeline is inserted into the extracting tank from the top of the extracting tank.

Through adopting above-mentioned technical scheme, the filter tube can insert the jar of extracting through the current arbitrary mouth like the inlet in first jar body top, need not additionally to set up on extracting the jar and get the liquid mouth, can realize the pipeline and merge, simplify the operating procedure.

The utility model discloses further set up to: the filtering pipeline is formed by splicing a plurality of sections of pipelines which can be spliced.

Through adopting above-mentioned technical scheme to the staff adjusts the filter tube according to actual need and stretches into the length that draws in the jar, makes first filter equipment be located and draws jar liquid medicine or bury in the middle of the medicinal material, has solved and has got the high uncontrolled difficult problem of liquid height, is favorable to effectively drawing of liquid medicine.

To sum up, the utility model discloses compare and have following beneficial effect in prior art:

1. the utility model discloses not only can extract the liquid medicine that does not contain the dregs of a decoction through the negative pressure principle, can also carry out the recoil to the first filter equipment who filters the liquid medicine, make the liquid medicine discharge smoothly and draw the jar, reduce the waste of liquid medicine and jar body temperature and the unusual possibility that risees of jar internal pressure, and then reduced the scald staff and draw the possibility that potential safety hazards such as jar fracture produced.

2. The utility model discloses well filter tube can insert through the current arbitrary mouth like the inlet in first jar body top and draw the jar, need not additionally to set up on drawing the jar and get the liquid mouth, can realize the pipeline and merge, simplifies the operation step, simultaneously because when getting liquid, the pressure of liquid medicine and dregs of a decoction is evenly applyed drawing the tank bottoms portion, and not concentrate on a certain department, this life that will improve and draw the jar.

3. The utility model discloses a filter pipe has adopted the form of can splicing, can adjust as required that filter pipe stretches into and draws jar interior length, makes first filter equipment be located and draws jar liquid medicine or bury in the middle of the medicinal material, has solved and has got the high uncontrolled difficult problem of liquid height, is favorable to effectively drawing of liquid medicine.

4. The utility model discloses set up first filter equipment and second filter equipment, through twice filtration, can effectively realize the effective separation of liquid medicine, it is extravagant to reduce.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

fig. 2 is a schematic view showing the mounting position of the cover in the present embodiment.

In the figure: 1. an extraction tank; 11. a cover; 12. a first tank; 13. buckling; 14. a first cylinder; 15. a second cylinder; 2. a liquid medicine storage tank; 21. a drain valve; 22. a second tank; 31. a negative pressure pump; 32. a first filtering device; 33. a filtration pipeline; 34. a second filtering device; 41. back flushing the pipeline; 42. a liquid medicine pump; 5. a first valve; 6. a second valve; 7. a third valve; 8. a fourth valve; 9. a negative pressure pipeline.

Detailed Description

The technical solution of the present invention will be described clearly with reference to the accompanying drawings, and it is obvious that the described embodiments are not all embodiments of the present invention, and all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that the terms "center", "upper", "lower", "horizontal", "left", "right", "front", "rear", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Examples

As shown in fig. 1-2, a liquid medicine extracting and separating device, which is a basic structure of a preferred embodiment of the present invention, includes an extracting tank 1, a liquid medicine storage tank 2, a liquid taking assembly, a backflushing assembly, and a first valve 5; the liquid taking assembly comprises a negative pressure pump 31, a first filtering device 32 and a filtering pipeline 33, the first filtering device 32 is arranged in the extracting tank 1, one end of the filtering pipeline 33 is inserted into the extracting tank 1 and connected with the first filtering device 32, the other end of the filtering pipeline 33 is connected with the liquid medicine storage tank 2, and the negative pressure pump 31 is communicated with the top of the liquid medicine storage tank 2; the backflushing assembly comprises a backflushing pipeline 41 and a liquid medicine pump 42, one end of the backflushing pipeline 41 is connected with the filtering pipeline 33, the other end of the backflushing pipeline is connected with the liquid medicine storage tank 2, and the liquid medicine pump 42 is installed on the backflushing pipeline 41; the liquid inlet of the liquid medicine pump 42 is communicated with the liquid medicine storage tank 2, and the liquid outlet is communicated with the filtering pipeline 33; the first valve 5 is installed on the filter line 33 between the backflush line 41 and the liquid medicine tank 2. The extraction tank 1 is characterized in that the tank body of the extraction tank 1 is a first tank body 12, a slag discharge port is formed in the first tank body 12, a cover 11 for plugging the slag discharge port is installed on the first tank body 12, and the slag discharge port is normally closed; the tank body of the liquid medicine storage tank 2 is a second tank body 22, a liquid discharge valve 21 is arranged on the second tank body 22, and the liquid discharge valve 21 is normally closed.

The present embodiment further includes a second filter device 34, and the second filter device 34 is installed on the filter pipe 33 between the first valve 5 and the medical fluid tank 2.

The embodiment further comprises a second valve 6, wherein the second valve 6 is arranged on the backflushing pipeline 41, and the second valve 6 is positioned between the filtering pipeline 33 and the liquid medicine pump 42.

The present embodiment further includes a third valve 7, the third valve 7 is installed on the recoil pipe 41, and the third valve 7 is located between the chemical liquid tank 2 and the chemical liquid pump 42.

The embodiment also comprises a fourth valve 8 and a negative pressure pipeline 9, wherein one end of the negative pressure pipeline 9 is connected with the top surface of the liquid medicine storage tank 2, and the other end is connected with a negative pressure pump 31; the fourth valve 8 is mounted on a negative pressure line 9.

When extracting the drug solution, it is necessary to open the first valve 5 and the fourth valve 8, close the second valve 6 and the third valve 7, and start the negative pressure pump 31. The negative pressure pump 31 pumps out air in the chemical liquid tank 2 to place the interior of the chemical liquid tank 2 in a negative pressure state. Under the action of the negative pressure, the liquid medicine storage tank 2 sucks the liquid medicine in the extraction tank 1 through the filtering pipeline 33. Most of the medicine dregs in the extraction tank 1 are retained in the extraction tank 1 under the action of the first filtering device 32, and a small part of the medicine dregs enter the filtering pipeline 33 along with the liquid medicine; the second filtering device 34 performs a secondary filtering of the chemical liquid in the filtering pipe 33 so as not to contain the residue in the chemical liquid flowing into the chemical liquid tank 2. In addition, in the process of extracting the liquid medicine, a pressure limiting valve used for limiting the internal pressure of the liquid medicine storage tank 2 is additionally arranged on the liquid medicine storage tank 2 so as to ensure that the pressure in the liquid medicine storage tank 2 is always in a safe range in the liquid medicine extracting process. After the liquid is taken out, the pressure limiting valve can be detached from the liquid medicine storage tank 2.

When the first filtering device 32 is blocked, the second valve 6, the third valve 7 and the fourth valve 8 can be opened, and the first valve 5 and the negative pressure pump 31 can be closed, wherein the opening of the fourth valve 8 can balance the pressure inside and outside the liquid medicine storage tank 2; start liquid medicine pump 42 afterwards, can pump back first filter equipment 32 through recoil pipeline 41 and filter tube 33 with the liquid medicine in the liquid medicine storage tank 2, the dregs of a decoction that will block first filter equipment 32 is strikeed back and is drawed jar 1 in, realize the mediation of first filter equipment 32, make liquid medicine discharge smoothly and draw jar 1, the waste of liquid medicine and jar body temperature and jar interior pressure unusual possibility that rises have been reduced, and then the possibility that potential safety hazards such as scald staff and draw jar 1 fracture produced has been reduced.

Specifically, the backflushing pipe 41 communicates with the bottom of the second tank 22 so that the liquid medicine in the liquid medicine tank 2 enters the backflushing pipe 41.

Specifically, the row's cinder notch sets up in first jar of body 12 bottom, and during the use of this embodiment, 1 bottoms of extraction jar are unsettled, open lid 11 back, and the dregs of a decoction that deposit in 1 of extraction jar in the bottom falls under the effect of self gravity, leaves first jar of body 12.

Specifically, the drain valve 21 is installed at the bottom of the second tank 22, the first valve 5, the second valve 6, the third valve 7, the negative pressure pump 31 and the liquid medicine pump 42 are closed, the fourth valve 8 is opened to balance the pressure inside and outside the liquid medicine storage tank 2, and the drain valve 21 is opened, so that all the liquid medicine in the liquid medicine storage tank 2 can be taken out.

In this embodiment, the filtering conduit 33 is detachably connected to the first filtering device 32. The filtering pipeline 33 can be inserted into the extracting tank 1 through any opening such as a liquid inlet existing in the top of the first tank body 12, can be detachably connected with the first filtering device 32, does not need to additionally provide a liquid taking opening on the extracting tank 1, can realize pipeline combination, and simplifies operation steps. Conventional draw jar 1 and draw jar 1 bottom to getting the liquid mouth setting, when getting liquid, the pressure of liquid medicine and dregs of a decoction can be concentrated to getting liquid mouth department in drawing jar 1, causes to get liquid mouth department pressure too big, leads to getting liquid mouth department and damages because of long-term too big pressurized easily, has shortened the life who draws jar 1. When the liquid is taken in the embodiment, the pressure of the liquid medicine and the dregs of a decoction is uniformly applied to the bottom of the extraction tank 1, and the liquid medicine and the dregs of a decoction cannot be concentrated at a certain position, so that the service life of the extraction tank 1 is prolonged.

In this embodiment, filter tube 33, recoil pipeline 41 and negative pressure pipeline 9 are all formed by the multistage pipeline that can splice through mode concatenation such as threaded connection, buckle connection, and the person of being convenient for adjusts filter tube 33, recoil pipeline 41 and negative pressure pipeline 9's length according to actual need. Such setting up convenient to use person adjusts the length that filter tube 33 stretched into in extracting jar 1 as required, makes first filter equipment 32 be located and draws jar 1 liquid medicine or bury in the middle of the medicinal material, has solved the high uncontrolled difficult problem of liquid of getting, is favorable to effectively drawing of liquid medicine. Moreover, the arrangement is convenient for realizing the detachable connection of the filtering pipeline 33, the backflushing pipeline 41 and the negative pressure pipeline 9 with the liquid medicine storage tank 2, the negative pressure pump 31, the first filtering device 32, the second filtering device 34, the liquid medicine pump 42, the first valve 5, the second valve 6, the third valve 7 and the fourth valve 8, so as to facilitate the maintenance of the components.

Specifically, a first air cylinder 14, a second air cylinder 15 and a buckle 13 are further mounted on the first tank 12, the cover 11 is hinged to the first tank 12, a cylinder body and a piston rod of the first air cylinder 14 are respectively hinged to the first tank 12 and the cover 11, and the cover 11 is controlled to open or cover the slag discharge port by extending and retracting the piston rod of the first air cylinder 14; the buckle 13 can be clamped with the cover 11, and the cylinder body and the piston rod of the second cylinder 15 are respectively hinged with the first tank body 12 and the buckle 13; when the cover 11 seals the slag discharge opening, the piston rod of the second cylinder 15 retracts, the buckle 13 is clamped with the cover 11, the cover 11 is locked at the slag discharge opening, the piston rod of the second cylinder 15 extends out, and the buckle 13 is separated from the cover 11.

In conclusion, this embodiment can not only extract twice filtered liquid medicines through the negative pressure principle, but also can backflush the first filtering device 32 that filters the liquid medicine, so that the liquid medicine can be smoothly discharged out of the extraction tank 1, the waste of the liquid medicine and the possibility of abnormal rise of the temperature and the pressure in the tank are reduced, and the possibility of potential safety hazards such as scalding workers and cracking of the extraction tank 1 is further reduced. The filtering pipeline 33 can be inserted into the extracting tank 1 through any opening such as a liquid inlet existing in the top of the first tank 12, a liquid taking opening does not need to be additionally arranged on the extracting tank 1, the pipelines can be combined, the operation steps are simplified, and meanwhile, the pressure of the liquid medicine and the pressure of the medicine dregs are uniformly applied to the bottom of the extracting tank 1 instead of being concentrated at a certain position during liquid taking, so that the service life of the extracting tank 1 is prolonged. And because the filter pipeline 33 has adopted the form that can splice, the user can adjust extension length as required, makes first filter equipment 32 be located and draws 1 liquid medicine of jar or bury in the middle of the medicinal material, has solved the difficult problem that gets the liquid height uncontrolled, is favorable to effectively drawing of liquid medicine.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A liquid medicine extraction and separation device is characterized in that: comprises an extraction tank (1), a liquid medicine storage tank (2), a liquid taking component, a backflushing component and a first valve (5); the liquid taking assembly comprises a negative pressure pump (31), a first filtering device (32) and a filtering pipeline (33), the first filtering device (32) is arranged in the extracting tank (1), one end of the filtering pipeline (33) is inserted into the extracting tank (1) and connected with the first filtering device (32), the other end of the filtering pipeline is connected with the liquid medicine storage tank (2), and the negative pressure pump (31) is communicated with the top of the liquid medicine storage tank (2); the backflushing assembly comprises a backflushing pipeline (41) and a liquid medicine pump (42), one end of the backflushing pipeline (41) is connected with the filtering pipeline (33), the other end of the backflushing pipeline is connected with the liquid medicine storage tank (2), and the liquid medicine pump (42) is installed on the backflushing pipeline (41); a liquid inlet of the liquid medicine pump (42) is communicated with the liquid medicine storage tank (2), and a liquid outlet is communicated with the filtering pipeline (33); the first valve (5) is arranged on the filtering pipeline (33) and is positioned between the backflushing pipeline (41) and the liquid medicine storage tank (2); a slag discharge port is formed in the body of the extraction tank (1), and a cover (11) for plugging the slag discharge port is mounted on the body of the extraction tank (1); a liquid discharge valve (21) is arranged on the tank body of the liquid medicine storage tank (2).

2. The medical liquid extraction and separation device according to claim 1, wherein: the liquid taking assembly further comprises a second filtering device (34), and the second filtering device (34) is installed on the filtering pipeline (33).

3. The medical liquid extraction and separation device according to claim 2, wherein: the second filtering device (34) is arranged between the first valve (5) and the liquid medicine storage tank (2).

4. The medical liquid extraction and separation device according to claim 1, wherein: the backflushing pipeline (41) is communicated with the bottom of the liquid medicine storage tank (2).

5. The medical liquid extraction and separation device according to claim 4, wherein: the device also comprises a second valve (6), wherein the second valve (6) is arranged on the backflushing pipeline (41), and the second valve (6) is positioned between the filtering pipeline (33) and the liquid medicine pump (42).

6. The medical liquid extraction and separation device according to claim 5, wherein: the device also comprises a third valve (7), wherein the third valve (7) is arranged on the recoil pipeline (41), and the third valve (7) is positioned between the liquid medicine storage tank (2) and the liquid medicine pump (42).

7. The medical liquid extraction and separation device according to claim 1, wherein: the device also comprises a fourth valve (8) and a negative pressure pipeline (9), wherein one end of the negative pressure pipeline (9) is connected with the top surface of the liquid medicine storage tank (2), and the other end of the negative pressure pipeline is connected with a negative pressure pump (31); the fourth valve (8) is arranged on the negative pressure pipeline (9).

8. The medical liquid extraction and separation device according to claim 1, wherein: the drain valve (21) is arranged at the bottom of the liquid medicine storage tank (2).

9. The medical liquid extraction and separation device according to claim 1, wherein: the filtering pipeline (33) is inserted into the extracting tank (1) from the top of the extracting tank (1).

10. The medical liquid extraction and separation device according to claim 1, wherein: the filtering pipeline (33) is formed by splicing a plurality of sections of pipelines which can be spliced.