CN201676552U - Continuous extraction device - Google Patents

Abstract

A continuous extraction device belongs to the technical field of pharmaceutical machinery, and comprises an extraction tank, a circulation backflow mechanism and a stirring mechanism. A heating isolation case, a heating medium inlet joint and a heating medium outlet joint are connected onto the heating isolation case, a feeding opening, a cleaning opening and a gas outlet joint are arranged on the top of the extraction tank, the circulation backflow mechanism is connected with the extraction tank, and the stirring mechanism consists of a stirring motor, a stirring speed reducer and a stirring shaft. The continuous extraction device is characterized in that the stirring speed reducer on the top of the extraction tank is positioned in the center deviating from the top of the extraction, a first stirring blade is fixedly arranged on the upper portion in the height direction of the stirring shaft, a second stirring blade is fixedly arranged in the middle of the stirring shaft, and a third stirring blade is fixedly arranged on the lower portion of the stirring shaft. The continuous extraction device can avoid follow-up spinning of materials due to vortex, can shorten stirring time and improve stirring effect, can simultaneously stir materials in a tank cavity, saves electricity, lowers leakage possibility, and is favorable for simplifying structure to reduce manufacturing and mounting difficulty.

Description

Continuous extracting device

Technical field

The utility model belongs to pharmaceutical machinery technical field, is specifically related to a kind of continuous extracting device.

Background technology

Continuous extracting device is widely used at medication chemistry and even food production industry, in disclosed Chinese patent literature, also can be seen in a large number, the outer circulation Dynamic Extraction device comparatively typical and application for a patent for invention publication number CN1520797A that proposed by the applicant's (preceding title of the applicant unit) is equally introduced, this patent application scheme has overcome the existing drawback of the extraction element in the prior art, specifically can go, and obtain the alleged technique effect of Instructions Page 2 the 8th to 14 row referring to the 1st page of background technology hurdle of specification the 6th to 11 of this application.This scheme is equipped with a side-mounted agitator in the following side of cylindrical shell, and an inclined to one side side is equipped with end dress formula agitator in the bottom of cylindrical shell, when being put to use, simultaneously the material in the cylindrical shell is stirred by side, end dress formula agitator, to improve the extraction rate of extract.From the description of this patent application the background technology hurdle as can be known, because adopting, traditional extraction element goes up agitating device, shaft is long, at the bottom of the speed of agitator, be difficult to improve the turbulence effects (specification the 1st page the 2nd section the 6th to eighth row) of material, therefore, the meaning that is provided with of side, end dress formula agitator promptly is to solve this defective.

But, the applicant thinks, there are following 4 shortcomings at least in above-mentioned patent application: the one, stir when being unfavorable for the material in the cylindrical shell comprehensively, because side, end dress formula agitator all is positioned at the bottom of cylindrical shell, more particularly, side-mounted agitator is installed in the following sidepiece in middle part of the short transverse of cylindrical shell, even if two agitators are worked simultaneously, also be difficult to take into account the effective stirring to the material on cylindrical shell top, though scheme can improve the turbulent flow of the material in the cylindrical shell, the time of stirring can prolong undoubtedly, and in whipping process, be easy to generate vortex, in a single day vortex forms, and material just occurs with revolving situation, and mixing effect is had a strong impact on; The 2nd, cause complex structure and trouble is installed, because side, end dress formula agitator need be installed in the cylindrical shell respectively, and need be equipped with motor and speed reducer separately, thereby to making and installation causes difficulty, and increase cost; The 3rd, energy resource consumption is big, runs counter to economizing type and energy-saving economic spirit that the present whole society advocates, because as described above, side, end dress formula agitator respectively has independently motor and slows down through reductor and drives, so power consumption is greatly self-evident; The 4th, leak the probability height and manage and protect difficulty big, as the industry's knowledge of the reason, the leakage person's of being to use of extraction element maximum is violated a taboo, because not only cause loss of material, but also influence extraction efficiency and effect, and side, end dress formula agitator the mating interface that must increase with cylindrical shell is set, mating interface is many more, leaking probability just increases.

In view of the existing technical problem of aforesaid extraction element, be necessary to continue to be improved, the applicant has carried out long exploration, has found the way that solves aforementioned shortcoming, and technical scheme described below produces under this background.

Summary of the invention

Task of the present utility model is to provide a kind of helping that the material in the cylindrical shell is stirred simultaneously comprehensively and can prevent to produce vortex and uses and shorten mixing time and improve mixing effect, help simplified structure and use convenient the manufacturing and installation, be of value to energy savings and use and embody energy-saving and economizing economy spirit, have to be convenient to reduce leak probability and reduce the maintenance of equipment managed and protected difficulty and use to ensure extraction efficiency and effect.

Task of the present utility model is finished like this, a kind of continuous extracting device, comprise an extractor tank body, the outer wall of this extractor tank body has a heating spacer, connect a heat medium introducing interface and a heat medium on the heating spacer and drawn interface, heat medium introducing interface and heat medium are drawn interface and are all communicated with the medium heating chamber of heating spacer, be provided with dog-house, cleaning mouth and gas at the top of extractor tank body and draw interface, dog-house, cleaning mouth and gas are drawn interface and are all communicated with the jar chamber of extractor tank body; One is used to make the material circulating reflux mechanism of the described jar of material circulating reflux in the chamber, connects with described extractor tank body, and communicates with the jar chamber; One is that be used for the material in the described jar chamber is stirred and by stirring motor, stir the rabbling mechanism that reductor and shaft constitute, stirring motor connects with the stirring reductor and takes the top that stirring motor is fixed on the extractor tank body by stirring reductor, shaft is positioned at a jar chamber, the upper end is in transmission connection with the stirring reductor, the lower end is bearing on the diapire in jar chamber rotationally, be characterised in that described stirring reductor is the central authorities that depart from the top of extractor tank body in residing position, the top of described extractor tank body, the top of the short transverse of described shaft is installed with first paddle, the middle part is installed with second paddle, and the bottom is installed with the 3rd paddle.

In a specific embodiment of the present utility model, described first paddle has first and stirs the wing and second and stir the wing, first stirs the end that the wing is positioned at first paddle, and second stir the other end that the wing is positioned at first paddle, and first, second stirs the wing and tilts towards opposite direction each other.

In another specific embodiment of the present utility model, described second paddle has first paddle and second paddle, and first, second paddle is in-line and distributes, and both tilt towards opposite direction each other.

In another specific embodiment of the present utility model, described the 3rd paddle is the spiral paddle with at least three pieces of stirring vanes.

In another specific embodiment of the present utility model, the angle of described inclination is 30-45 °.

Also have in the specific embodiment of the present utility model, the angle of described inclination is 30-45 °.

More of the present utility model and in specific embodiment, described heat medium is hot water, steam or conduction oil.

In of the present utility model and then specific embodiment, described heat medium is introduced the side that interface is positioned at the top of described heating spacer, described heat medium is drawn the side that interface then is positioned at heating spacer bottom, and heat medium introduces interface and heat medium is drawn the position relation that interface forms the diagonal angle setting each other.

Of the present utility model again more and in specific embodiment, described material circulating reflux mechanism comprises motor, liquid pump, discharge nozzle, feed back pipe and vomit pipe, liquid pump matches with motor, and take on the terrace or support that liquid pump is installed in a side that is positioned at described extractor tank body by motor, one end of discharge nozzle and the bottom of extractor tank body connect, and communicate with described jar of chamber, the other end is connected with the liquid pump charging aperture of described liquid pump, one end of feed back pipe is connected with the liquid pump discharging opening of liquid pump, the upper lateral part of the other end and extractor tank body connects, and communicate with described jar of chamber, one end of vomit pipe is connected with the feed back pipe, and the other end has connected a blowing pipe valve, wherein, connects material pipe control valve once on the pipeline of described feed back pipe.

In again of the present utility model and then specific embodiment, the outer wall of described heating spacer is provided with heat-insulation layer.

The technical scheme that the utility model provides is owing to depart from the central authorities at the top of extractor tank body with the installation site of rabbling mechanism, thereby when stirring, shaft shows as eccentric the stirring, can not cause vortex, avoided material because of vortex occurs with revolving phenomenon, can shorten mixing time and improve mixing effect; Owing to set firmly first, second, third paddle respectively in the upper, middle and lower of shaft, therefore can stir simultaneously all sidedly to the material in the jar chamber; Because rabbling mechanism only need use a stirring motor, but therefore both saves energy can reduce the leakage probability again, and helps simplified structure and reduce and make and installation difficulty.

Description of drawings

Fig. 1 is a specific embodiment structure chart of the present utility model.

The specific embodiment

For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, the applicant general elaborates in conjunction with the accompanying drawings in the mode of embodiment below, but to the description of embodiment all is not restriction to the utility model scheme, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.

Please be referring to Fig. 1, provided big or small unrestricted be that plot ratio does not need the extractor tank body 1 that limits, the bottom of this extractor tank body 1 forms the funnel-form conical head, and be connected with a blowing interface 16, this blowing interface 16 is connected with the following material circulating reflux mechanism 2 that also will describe in detail.Be provided with the dog-house 12 that is used for input material in the jar chamber 15 of extractor tank body 1 at the top of extractor tank body 1 and draw interface 14 with cleaning mouth 13 and gas, cleaning mouth 13 has two functions, the one, be used for dropping into solvent to jar chamber 15, another is to be used for jar chamber 15 cleanings (water filling cleaning), and gas is drawn interface 14 and connected by pipeline and condenser.For example the active ingredient of promptly extracting in the Chinese medicine with processing Chinese medicine is example, and the pharmaceutical gas solvent that is vaporized is drawn interface 14 from gas and caused condenser condenses.Outer wall around extractor tank body 1 is furnished with a heating spacer 11, by the material heating in 11 pairs of jar chambeies 15 of heating spacer, aggravation molecular motion.Outer wall at heating spacer 11 is provided with heat-insulation layer 114, the affixed heat medium introducing interface 111 that is used for heat medium is incorporated into medium heating chamber 113 of the upper lateral part of heating spacer 11, and be used for the heat medium that the heat medium of medium heating chamber 113 is drawn is drawn interface 112 in affixed one of the following side of heating spacer 11, and this heat medium is drawn interface 112 and aforesaid heat medium is introduced the position relation that interface 111 forms the diagonal angles setting.Self-evident, heat medium is introduced, outgoing interface 111,112 all communicates with medium heating chamber 113 and make heat medium circulating reflux in the medium heating chamber 113.Aforesaid heat medium both can be a hot water, also can be steam, can also be conduction oil or other equivalent medium, and present embodiment is selected hot water and steam for use.

Continue to see Fig. 1, carry out under reflux state owing to extract, therefore, continuous extracting device of the present utility model is furnished with a material circulating reflux mechanism 2, this material circulating reflux mechanism 2 comprises motor 21, liquid pump 22, go out, vomit pipe 23,25 and feed back pipe 24, liquid pump 22 and motor 21 are combined according to technique known, promptly when buying liquid pump 22, market is being furnished with motor 21, taking liquid pump 22 by motor 21 is installed on the terrace that is in a side of using on-the-spot extractor tank body 1, but also can dispose motor mounting rack, one end of discharge nozzle 23 is that blowing interface 16 flange seals that left end shown in Figure 1 and front have been mentioned connect, and being right-hand member shown in Figure 1, the other end of discharge nozzle 23 is connected (flange seal connection) with the liquid pump charging aperture 221 of liquid pump 22, one end of feed back pipe 24 is that lower end shown in Figure 1 is connected (flange seal connects) with the liquid pump discharging opening 222 of liquid pump 22, and the other end of feed back pipe 24 to be upper end shown in Figure 1 be connected with the upper lateral part of extractor tank body 1 by transition conduit 242, and communicate with jar chamber 15, the pipeline of feed back pipe 24 is provided with a feed back pipe control valve 241.One end of vomit pipe 25 is connected with feed back pipe 24, and link position occupy the below of aforesaid feed back pipe control valve 241, and the other end of vomit pipe 25 has connected a blowing pipe valve 251, deliver to subsequent handling from the material (under blowing pipe valve 251 is opened) that vomit pipe 25 is emitted and handle, for example supply the centrifuge centrifugal treating.When motor 21 work, and open and close under the state of blowing pipe valve 251, just can make the material circulating reflux in jar chamber 15, realize refluxing extraction (is example with the soup that extracts in the Chinese medicine) at the feed back pipe control valve on the feed back pipe 24 241.

Still see Fig. 1, owing in leaching process, need to stir, therefore be equipped with rabbling mechanism 3 at the top of extractor tank body 1 of the present utility model, this rabbling mechanism 3 constitutes justice by stirring motor 31, stirring reductor 32 and shaft 33, stirring motor 31 is in transmission connection with stirring reductor 32, and take stirring motor 31 by stirring reductor 32 and be installed on the reductor holder 321, and reductor holder 321 is fixed with the top of extractor tank body 1.The stirring deceleration arbor 322 that stirs reductor 32 is insinuated in the aforesaid jar of chamber 15, the upper end of aforesaid shaft 33 is connected with stirring deceleration arbor 322 by shaft coupling 334 (can claim that also connecting shaft connects), and the lower end of shaft 33 is bearing on the axle bed 3341 rotationally, and axle bed 3341 is fixed on the diapire in jar chamber 15.Set firmly first paddle 331 on the top of shaft 33, second paddle 332 is fixed at the middle part, and the bottom is installed with the 3rd paddle 333.

The technical essential of the technical scheme that provides as the utility model: aforesaid stirring reductor 32 is central authorities (center) position that deviates from the top of extractor tank body 1 in residing position, the top of extractor tank body 1, owing to stir the off-centre of reductor 32, thereby make the position of shaft 33 in jar chamber 15 also produce corresponding off-centre, thereby make the center stirring in the prior art show as eccentric the stirring, the eccentric advantage that stirs is: can suppress promptly to avoid the generation of vortex, and then the situation of avoiding material to rotate with vortex because of the generation of vortex, promptly stop material to follow vortex rotation (transfer), use and improve mixing effect, shorten mixing time, improve productive rate and saves energy in the unit interval.The paddle that aforesaid first paddle 331 distributes for in-line, so-called in-line distributes and is meant that this first paddle 331 has first, second and stirs the wing 3311,3312, first stirs the end that the wing 3311 is positioned at the length direction of first paddle 331, and second stirs the other end that the wing 3312 then is positioned at the length direction of first paddle 331.Especially, first, second stirs the wing 3311,3312 and tilts towards opposite direction each other, and for example in the present embodiment, first to stir the wing 3311 downward-sloping, and second stirs the wing 3312 then is inclined upwardly, and vice versa.The angle of inclination of aforesaid inclination is preferably 30-45 °, is 35-45 ° preferably, is 40-45 ° better, is preferably 45 °, and present embodiment is selected 45 °.

Aforesaid second paddle 332 has first, second paddle 3321,3322, first, second paddle 3321,3322 distributes each other in in-line, and both tilt equally in the opposite direction, first paddle 3321 is downward-sloping, second paddle 3322 then is inclined upwardly, and the angle of inclination is as the description of first, second being stirred the wing 3311,3312.Especially, first, second paddle 3321,3322 and aforesaid first, second stir the wing 3311,3312 and form the cross relation.First, second inclined design of stirring the wing 3311,3312 and first, second paddle 3321,3322 extremely helps the stirring of material in jar chamber 15, and can also prevent that material from splashing.Aforesaid the 3rd paddle 333 is the spiral paddles that are made of three pieces of stirring vanes 3331, and the paddle of this structure can make the material of 15 bottoms, jar chamber upwards turn over to gush.Simultaneously, guarantee in the discharging process, still can mix when material is reduced to lower bottom part.

As shown in the above description, the upper, middle and lower portion that is arranged at the shaft 33 in jar chamber 15 same off-centre is provided with (fixedly installing) first, second, third paddle 331,332,333 respectively, and therefore the synergy by the three can make the material in jar chamber 15 effectively stir.

The applicant sketches use of the present utility model in conjunction with Fig. 1, with the effective ingredient in the extraction Chinese medicine is example, drop into medicinal material and introduce solvents from dog-house 12 from cleaning mouth 13, close blowing pipe valve 251, open feed back pipe control valve 241, start the motor 21 of material circulating reflux mechanism 2 and the stirring motor 31 of startup rabbling mechanism 3, and to heating chamber 113 circulation introducing heat mediums, medicinal material materials in the jar chamber 15 reflux under the effect of material circulating reflux mechanism 2, and under the stirring of shaft 33, constantly stir, active ingredient in the medicinal material is separated out, and soup gas is drawn interface 14 from gas and is caused condenser condenses.After leaching process finishes, stop feed back pipe control valve 241 is closed in 113 heating of medium heating chamber, open blowing pipe valve 251, material is emitted from vomit pipe 25, cause centrifugal separating device and separate, to obtain the effective ingredient that leaches in the medicinal material.Because operation principle belongs to known technology, the CN1520797A that can mention in the above referring to the applicant for example although therefore the applicant has done very briefly brightly, can't cause puzzlement to those of skill in the art's understanding.Need to prove that the utility model device is not limited only to extract medicine, also can be used for processing chemical products and food or the like.

Claims (10)

1. continuous extracting device, comprise an extractor tank body (1), the outer wall of this extractor tank body (1) has a heating spacer (11), connect a heat medium introducing interface (111) and a heat medium on the heating spacer (11) and drawn interface (112), heat medium introducing interface (111) and heat medium are drawn interface (112) and are all communicated with the medium heating chamber (113) of heating spacer (11), be provided with dog-house (12) at the top of extractor tank body (1), cleaning mouthful (13) and gas are drawn interface (14), dog-house (12), cleaning mouthful (13) and gas are drawn interface (14) and are all communicated with the jar chamber (15) of extractor tank body (1); One is used to make the material circulating reflux mechanism (2) of the material circulating reflux in the described jar of chamber (15), connects with described extractor tank body (1), and communicates with jar chamber (15); One is that be used for the material in the described jar chamber (15) is stirred and by stirring motor (31), stir the rabbling mechanism (3) that reductor (32) and shaft (33) constitute, stirring motor (31) connects with stirring reductor (32) and takes the top that stirring motor (31) is fixed on extractor tank body (1) by stirring reductor (32), shaft (33) is positioned at a jar chamber (15), the upper end is in transmission connection with stirring reductor (32), the lower end is bearing on the diapire of a jar chamber (15) rotationally, it is characterized in that described stirring reductor (32) is the central authorities that depart from the top of extractor tank body (1) in the residing position, top of described extractor tank body (1), the top of the short transverse of described shaft (33) is installed with first paddle (331), the middle part is installed with second paddle (332), and the bottom is installed with the 3rd paddle (333).

2. continuous extracting device according to claim 1, it is characterized in that described first paddle (331) has first and stirs the wing (3311) and second and stir the wing (3312), first stirs the end that the wing (3311) is positioned at first paddle (331), and second stir the other end that the wing (3312) is positioned at first paddle (331), and first, second stirs the wing (3311,3312) and tilts towards opposite direction each other.

3. continuous extracting device according to claim 1, it is characterized in that described second paddle (332) has first paddle (3321) and second paddle (3322), first, second paddle (3321) is in-line and distributes, and both tilt towards opposite direction each other.

4. continuous extracting device according to claim 1 is characterized in that described the 3rd paddle (333) is for having the spiral paddle of at least three pieces of stirring vanes (3331).

5. continuous extracting device according to claim 2, the angle that it is characterized in that described inclination is 30-45 °.

6. continuous extracting device according to claim 3, the angle that it is characterized in that described inclination is 30-45 °.

7. continuous extracting device according to claim 1 is characterized in that described heat medium is hot water, steam or conduction oil.

8. continuous extracting device according to claim 1, it is characterized in that described heat medium introducing interface (111) is positioned at a side on the top of described heating spacer (11), described heat medium is drawn the side that interface (112) then is positioned at heating spacer (11) bottom, and heat medium is introduced interface (111) and is drawn the position relation that interface (112) forms the diagonal angle setting each other with heat medium.

9. continuous extracting device according to claim 1, it is characterized in that described material circulating reflux mechanism (2) comprises motor (21), liquid pump (22), discharge nozzle (23), feed back pipe (24) and vomit pipe (25), liquid pump (22) matches with motor (21), and take on the terrace or support that liquid pump (22) is installed in a side that is positioned at described extractor tank body (1) by motor (21), the bottom of one end of discharge nozzle (23) and extractor tank body (1) connects, and communicate with described jar of chamber (15), the other end is connected with the liquid pump charging aperture (221) of described liquid pump (22), one end of feed back pipe (24) is connected with the liquid pump discharging opening (222) of liquid pump (22), the upper lateral part of the other end and extractor tank body (1) connects, and communicate with described jar of chamber (15), one end of vomit pipe (25) is connected with feed back pipe (24), and the other end has connected a blowing pipe valve (251), wherein, connect material pipe control valve (241) once on the pipeline of described feed back pipe (24).

10. according to claim 1 or 8 described continuous extracting devices, it is characterized in that the outer wall of described heating spacer (11) is provided with heat-insulation layer (114).