CN2546026Y - Device for extracting chinese herbal medicines - Google Patents

Abstract

Disclosed is a Chinese traditional medicine extraction device used for extracting medicine liquid, which belongs to a pharmaceutical machine. The utility model comprises a heater 58, an evaporation chamber 1, an extraction pot 42 and a cooler 22, a secondary steam tube 3 and a siphon pipe 4 are added between the evaporation chamber 1 and the extraction pot 42, and a valve 7 and valves 44,46,47 are arranged on the secondary steam tube 3 and the siphon pipe 4 respectively; the extraction pot 42 is added with a primary and a secondary condensers 13,17, the lower side part of the primary condenser 13 is connected with the secondary steam tube 3 by a secondary steam branch tube 11 with a valve 6, the bottom part thereof is communicated with the extraction pot 42, and the upper part thereof is connected with the secondary condenser 17 by a connection pipe 16, the secondary condenser 17 is connected with the cooler 22 by a connection pipe 21, and the cooler 22 is in connection with the extraction pot 42 through a connection pipe 31. The utility model has advantages of simple structure, continuous decoction, low steam consumption and short extraction time.

Description

The Chinese medicine extraction device

This utility model step and a kind of Chinese medicine extraction device are used for Chinese medicine and the medical herbs with health-care effect and so on are extracted medicinal liquid, belong to pharmaceutical machine.

Because present Chinese medicine extraction device all is to adopt earlier to decoct, give spissated mode again, specifically be that Chinese herbal medicine is put into extraction pot, in extraction pot, comply with the solvent that needs to add such as water or ethanol, feeding steam to extraction pot decocts, decoct to a certain degree, medicinal liquid is introduced storage tank by the road, and then the introducing vaporising device concentrates; And then the above-mentioned said solvent of benefit gram decocts in extraction pot, promptly is called secondary and decocts, and the medicinal liquid after secondary is decocted is put into storage tank once more, and then the introducing vaporising device concentrates.The deficiency of this extraction element is: at first, must use and storage tank, and once using and storage tank, then can make the pipeline connection of package unit complicated, increase equipment cost; Secondly,, cause long and waste solvent of extraction time, both influenced production efficiency, increase production cost again owing to can not decoct continuously; Once more, because aforementioned can not the decoction continuously, not only caused active ingredient to be run off, but also caused steam economy big.

The purpose of this utility model be to provide that a kind of overall structure is simple, cost is low, can decoct continuously, consume the Chinese medicine extraction device that quantity of steam reduces, shortens extraction time and can guarantee the high gradient of effective component content in solvent and the Chinese herbal medicine.

The purpose of this utility model reaches like this, a kind of Chinese medicine extraction device, by forming by the banded heater 58 of pipeline, vaporization chamber 1, extraction pot 42 and cooler 22, have additional secondary steam pipe 3 and siphon 4 between described vaporization chamber 1 and the extraction pot 42, be respectively arranged with valve 7 and valve 44,46,47 on secondary steam pipe 3 and the siphon 4; Addition has one, two condensers 13,17 on the described extraction pot 42, sidepiece is connected with secondary steam pipe 3 by the indirect steam arm 11 of band valve 6 under the first-stage condenser 13, the bottom communicates with extraction pot 42, and top is connected with secondary condenser 17 by connection tube 16, secondary condenser 17 is connected with cooler 22 by connection tube 21, and cooler 22 is connected with extraction pot 42 by connection tube 31.

This utility model is owing to adopted above-mentioned design, thereby simplified the structure, realized and can the Chinese crude drug in the extraction pot 42 have been decocted continuously, consumed quantity of steam and reduce, shortened extraction time, and guarantee the high gradient of effective component content in solvent and the Chinese herbal medicine, improve extraction efficiency.

Below in conjunction with accompanying drawing this utility model is further described below.

Accompanying drawing is a structure chart of the present utility model.

Also be provided with visor 43 on the siphon 4 of the present utility model.Visor 43 is close on the pipeline of siphon 4 at extraction pot 42 places, and its effect is to be convenient to observe the thin viscous condition that flows into the medicinal liquid in the vaporization chambers 1 from extraction pot 42.

This utility model assembles like this, heater 58 fixes by plurality of fixed ear 55 and corresponding leg 54, so that leg 54 supporting heaters 58, in the heater 58 be tube side 57, and tube side 57 is used to take in medicinal liquid in the medical solution pool 48 of spontaneous evaporation chamber 1 through fluid-through tube 49, medicinal liquid conduit 51 and the medicinal liquid of introducing.Be respectively equipped with steam inlet joint 56 and indirect steam outlet connection 59 on the top of heater 58, steam inlet joint 56 is connected with vapour source by the pipeline of band valve, steam is introduced in the shell side of heater 58 by it, steam condensate (SC) is then flowed out by the condensed water interface 53 that is attached to heater 58 belows; Indirect steam outlet connection 59 is connected with an end of connection tube 61, and the end in addition of connection tube 61 is connected with vaporization chamber 1, by it steam in shell side of heater 58 is introduced vaporization chamber 1.In order to make heater 58 and vaporization chamber 1 well secured, then can realize by hanging feet 60.The vaporization chamber 1 of band form 62 supports by its seat leg 50 and gives on the ground, the top of vaporization chamber 1 is by a continue end of secondary steam pipe 3 of connector 2, and guarantee that secondary steam pipe 3 communicates with medical solution pool 48, the other end of secondary steam pipe 3 communicates with the spice chamber 37 of extraction pot 42 through logical steam pipe 38, the end of indirect steam arm 11 of band valve 6 continues at the middle part of secondary steam pipe 3, indirect steam arm 11 be connected to first-stage condenser 13 in addition, and guarantee that it communicates with the tube side 14 of first-stage condenser 13.The upper and lower sidepiece of first-stage condenser 13 has cooling water import and export joint 12,15 respectively, the cooling water of introducing from cooling water inlet joint 12 in shell side circulation after coolant outlet joint 15 draw, the top of first-stage condenser 13 connects an end of connection tube 16, the tube chamber of connection tube 16 communicates with tube side 14, the termination in addition of connection tube 16 is continuous to secondary condenser 17, and guaranteeing that it communicates with the shell side 20 of secondary condenser 17, secondary condenser 17 is fixed in the top of extraction pot 42 by the support tube 29 of its bottom.Be respectively equipped with cooling water import and export joint 28,18 on the secondary condenser 17, the cooling water of introducing from cooling water inlet joint 28 cools off water out joint 18 certainly and draws behind tube side 19.Secondary condenser 17 is connected with cooler 22 by connection tube 21, and guarantees that two ends of connection tube 21 are connected with the end of shell side 20 with the cooling coil 25 that is positioned at cooler 22 respectively, and the end in addition of cooling coil 25 communicates with condensed fluid cushion chamber 64.Have cooling water import and export joint 24,23 on the cooler 22 respectively, cool off the cooling water of water inlet joint 24 introducings certainly and in shell side 26, behind the circulation, draw through coolant outlet joint 23.In addition, also be provided with evacuation interface 27 on cooler 22, the effect of evacuation interface 27 is in order to reduce the boiling point of whole system.The bottom of cooler 22 connects an end of the connection tube 31 of the shape that takes the shape of the letter U, and guarantees that this end communicates with the condensed fluid cushion chamber 64 of cooler 22, connection tube 31 be connected to extraction pot 42 in addition, and guarantee that it communicates with the spice chamber 37 of extraction pot 42.On connection tube 31, be respectively arranged with valve 30,32,33, the effect of valve 30 is will be introduced into the slow solvent tank that is disposed to of condensed fluid in the condensed fluid cushion chamber 64 by cooling coil 25 as required, and the effect of valve 32 is the usefulness of discharging residue when cleaning, again, the effect of valve 33 is the on/off between control cooler 22 and the extraction pot 42.Extraction pot 42 fixes by plurality of fixed foot on it 34 and operating platform 35, its top is provided with dog-house 8 and Butterworth Hatch 63, dog-house 8 is in order to throwing in Chinese crude drug and corresponding solvent in spice chamber 37, and Butterworth Hatch 63 is the usefulness that feeds cleanout fluid when extraction pot 42 is cleaned.The bottom of extraction pot 42 is a discharging lid 41, and the opening and closing of this discharging lid 41 realize that by cylinder 39 below of this external extraction pot 42 also is provided with steam (vapor) outlet 40, and the effect of steam (vapor) outlet 40 is the condensation residual liquids that are used to get rid of in the chuck 36.

This utility model is work like this, at first in the spice chamber 37 of extraction pot 42, dropping into Chinese crude drug by dog-house 8, and add 2～5 times coordinative solvent by the technical recipe requirement of pharmacy, open the jacket steam valve 5 on the extraction pot 42, the steam that is fed in the chuck 36 by vapour source heats extraction pot 42, and the medical material in making spice chamber 37 and the mixture of solvent reach the boiling degree.Close chuck steam valve 5, open valve 44, medicinal liquid in the spice chamber 37 is entered vaporization chamber 1 through siphon 4, again through fluid-through tube 49, medicinal liquid conduit 51 enters the tube side 57 of heater 58, difference shut off valve 6 and open valve 7,10, open the valve on the pipeline of cooling water inlet joint 28 of valve on the pipeline of cooling water inlet joint 12 of first-stage condenser 13 and secondary condenser 17 and open steam valve on the pipeline of steam inlet joint 56 of heater 58, steam is in steam inlet joint 56 enters the shell side of heater 58, thereby heating concentrates to the medicinal liquid in the tube side 57.The indirect steam that is produced in the heating concentration process is in regular turn through connection tube 61, vaporization chamber 1, secondary steam pipe 3, logical steam pipe 38 and enter the spice chamber 37 of extraction pot 42, as the thermal source in the extraction pot 42, be in fluidized state with the medicinal liquid of keeping in the spice chamber 37, promptly realize decocting continuously, the steam that produces in the spice chamber 37 just enters first-stage condenser 13 by fluid-through tube 9, the indirect steam major part after condensation that enters in the first-stage condenser 13 directly is back to spice chamber 37, part comes then to be entered through connection tube 16 by the steam of fully condensation the shell side 20 of secondary condenser 17, by secondary condenser 17 to its further condensation, then through connection tube 21, the cooling coil 25 of cooler 22, connection tube 31 and introduce spice chamber 37, reduce in the medical material as new solvent, this solvent is from top to bottom by the solable matter in the medical material layer dissolving medical material, guarantee the high gradient of effective component content in solvent and the Chinese herbal medicine, improve extraction efficiency.Owing to have liquid level difference between extraction pot 42 and the vaporization chamber 1,, it concentrated for heater 58 so valve 40, the conduit 45 of the medicinal liquid of 37 bottoms, spice chamber on the pipeline of siphon 4 and siphon 4 enters vaporization chamber 1.The indirect steam that produces still repeats above backflow and realizes the cycling hot reflux operation, when observation visor 43 inner liquid medicines are thinning after a period of time, can stop the hot reflux operation.At this moment, shut off valve 7 is opened valve 6, and shut off valve 33 is opened valve 30 simultaneously, condensed fluid is fed the solvent tank of the pipeline terminal that is connected with valve 30.At this moment,, can pass through evacuation interface 27 evacuation, reduce evaporating temperature for reducing the evaporating temperature of vaporization chamber 1 inner liquid medicine.Continuation concentrates the medicinal liquid in the vaporization chamber 1, reach the extractum of requirement concentration until sampling and measuring after, the valve on the pipeline of steam off inlet union 56, discharging opening 52 is opened in shut-down operation, emits medicinal liquid.At this moment, respectively shut off valve 33 and open valve 39 make to remain in intrasystem solvent and flow in the storage tank that is equipped with in addition and preserve, in order to avoid waste.In addition, open valve 47 is all put into vaporization chamber 1 with the medicinal liquid in the spice chamber 37 through siphon 4, continues evaporation and concentration, opens valve 52 blowings to desired concn, and desired concn described here can pass through valve 52 sampling and measuring.

Chinese medicine residue in the spice chamber 37 is then opened the back by discharging lid 41 and is removed, and specifically is opening/closing of actuating discharging lid 41 by cylinder 39.After residue was removed, available cleanout fluid self-cleaning mouth 63 places were injected, because Butterworth Hatch 63 has the ball that can make the current rotation, thereby entered in the spice chamber 37 when cleanout fluid, can clean well spice chamber 37.

Claims (1)

1, a kind of Chinese medicine extraction device, by forming by the banded heater of pipeline (58), vaporization chamber (1), extraction pot (42) and cooler (22), it is characterized in that having additional secondary steam pipe (3) and siphon (4) between described vaporization chamber (1) and the extraction pot (42), be respectively arranged with valve (7) and valve (44), (46), (47) on secondary steam pipe (3) and the siphon (4); Described extraction pot (42) is gone up addition one, two condensers (13), (17), sidepiece is connected with secondary steam pipe (3) by the indirect steam arm (11) of band valve (6) under the first-stage condenser (13), the bottom communicates with extraction pot (42), and top is connected with secondary condenser (17) by connection tube (16), secondary condenser (17) is connected with cooler (22) by connection tube (21), and cooler (22) is connected with extraction pot (42) by connection tube (31).

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