CN114130060A

CN114130060A - Traditional chinese medicine active ingredient extraction element

Info

Publication number: CN114130060A
Application number: CN202111411865.3A
Authority: CN
Inventors: 李世哲; 王蕾; 刘刚
Original assignee: Jilin Teachers Institute of Engineering and Technology
Current assignee: Jilin Teachers Institute of Engineering and Technology
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-03-04
Anticipated expiration: 2041-11-24
Also published as: CN114130060B

Abstract

The invention discloses a device for extracting effective components of traditional Chinese medicines, and belongs to the field of traditional Chinese medicine extraction. The device is including jar body and heating spacer, and the heating spacer sets up the lateral wall at jar body for heat jar body, still include: a drive device; the stirring device comprises an ejector rod and a swinging blade, the ejector rod is slidably arranged on the tank body, one end of the ejector rod extends into the tank body, the swinging blade is hinged to one end of the ejector rod, which is located in the tank body, and the swinging blade swings when the ejector rod moves up and down; the driving device is used for driving the ejector rod to move up and down; the tank body is of a spherical structure with a larger diameter at the middle section and a smaller diameter at the upper section. The invention can improve the single input amount; the solvent not only flows in the same horizontal position, but also flows in the up-and-down direction, so that the stirring effect of the traditional Chinese medicine is improved; the traditional Chinese medicine is forced to uniformly diffuse to the peripheral side under the comprehensive action of buoyancy and swing blades, so that the heating uniformity of the traditional Chinese medicine is improved, and the extraction effect is improved.

Description

Traditional chinese medicine active ingredient extraction element

Technical Field

The invention relates to the field of traditional Chinese medicine extraction, in particular to a device for extracting effective components of a traditional Chinese medicine.

Background

The Chinese medicine extracting pot is one industrial Chinese medicine extracting apparatus. The traditional Chinese medicine decoction pot generally comprises a pot body and a device for heating the pot body, wherein the traditional Chinese medicine is placed in the pot body, the traditional Chinese medicine is decocted after being heated, so that effective components of the traditional Chinese medicine are dissolved in a solvent, and then the medicine is prepared by processes such as concentration and the like.

The prior art is structured as the chinese patent application No. 201010163751.7, which discloses a continuous extraction device, wherein a stirring speed reducer is disposed at the top of an extraction tank body at a position deviated from the center of the top of the extraction tank body, a first stirring paddle is fixedly disposed at the upper portion of a stirring shaft in the height direction, a second stirring paddle is fixedly disposed at the middle portion of the stirring shaft, and a third stirring paddle is fixedly disposed at the lower portion of the stirring shaft. The material is prevented from rotating along with the vortex, the stirring time can be shortened, and the stirring effect can be improved; can stir the materials in the tank cavity simultaneously. However, due to the eccentric structure, the solvent close to one side of the stirring paddle is heated more uniformly when the stirring paddle is used in the structure, and the solvent deviated from one side of the stirring paddle is heated differently on two sides due to inconsistent stirring frequency and amplitude, so that the medicines are stirred differently, and the medicines in the same batch cannot be uniformly and effectively extracted.

The Chinese patent with application number 201510192479.8 discloses a cage type dynamic forced extraction device with a secondary steam recovery function, which comprises an extraction tank body, a heating spacer bush, a feeding port, a liquid return port and a secondary steam leading-out port which are arranged at the top of the extraction tank body, and a slag discharge port pipe arranged at the bottom; the stirring mechanism is provided with a spiral stirring device on a stirring shaft, and is characterized in that: the spiral stirring device comprises a large spiral plate and a small spiral plate, wherein the spiral stirring device comprises a stirring rod, a stirring rod and a stirring rod; the upper part of the extraction tank body is a cylinder body, the lower part of the extraction tank body is an inverted frustum, and the shape of the stranding cage is the same as that of the extraction tank body; the secondary steam leading-out interface is matched with a condensate recovery mechanism which is used for condensing the secondary steam led out by the secondary steam leading-out interface and feeding the condensed secondary steam back to the tank cavity. The cleaning effect is guaranteed, and the energy consumption is saved; extracting effective components in the material; the pollution degree of the environment is reduced; can fully recover the effective components in the secondary steam and avoid waste.

However, in any structure, the stirring device needs to go deep into the tank body, so that a large amount of effective use space in the tank body is occupied; although the structure of the invention patent with the application number of 201010163751.7 can avoid the formation of vortex, as mentioned above, the same batch of traditional Chinese medicines cannot be extracted uniformly, and some traditional Chinese medicines can float on the upper layer and some traditional Chinese medicines can settle on the bottom layer, especially the traditional Chinese medicines can float on the surface of the solvent at the beginning of the input, so that the contact area between the traditional Chinese medicines and the solvent is reduced, the extraction time is prolonged, the settled traditional Chinese medicines are gathered at the bottom of the tank body, the traditional Chinese medicines can be driven to move during stirring, but laminar flow formed by stirring cannot enable the traditional Chinese medicines positioned above and below to form exchange movement, the heating degree of the tank body by a heating device (heating spacer) is different at each part, and the traditional Chinese medicines cannot effectively form exchange (flow) up and down and at the same height; in addition, because the heating spacer is arranged on the peripheral side wall, the peripheral side wall is heated more than the central part, the solvent of the peripheral side wall is heated to generate boiling to drive the traditional Chinese medicine to the central part, so that the traditional Chinese medicine is gathered at the central part and cannot be fully heated, and the extraction effect is poor.

Disclosure of Invention

The invention provides a device for extracting effective components of traditional Chinese medicines, which can solve the problems of large occupied space and poor extraction effect of a stirring device in the prior art.

The utility model provides a traditional chinese medicine active ingredient extraction element, includes a jar body and heating spacer, the heating spacer sets up the lateral wall of the jar body for heat the jar body, still include:

a drive device;

the stirring device comprises an ejector rod and a swinging blade, the ejector rod is slidably arranged on the tank body, one end of the ejector rod extends into the tank body, the swinging blade is hinged to one end of the ejector rod, which is located in the tank body, and the swinging blade swings when the ejector rod moves up and down; wherein the content of the first and second substances,

the driving device is used for driving the ejector rod to move up and down;

the tank body is of a spherical structure with a larger diameter at the middle section and a smaller diameter at the upper section.

Preferably, the swing blade is in an upright or inverted umbrella-shaped structure and is made of elastic high-temperature-resistant materials; when the swinging blade is stressed, the swinging blade can be changed between an upright umbrella-shaped structure and an inverted umbrella-shaped structure.

Preferably, the lower end of the ejector rod is provided with a supporting block, the cross section of the supporting block is in a regular polygon shape, the number of the swing blades is the same as the number of the sides of the regular polygon shape, the plurality of swing blades are uniformly arranged on the peripheral side of the supporting block in the circumferential direction, and one end of each swing blade is hinged to the supporting block; when the swinging blade is not subjected to external force, the swinging blade is in an inverted umbrella-shaped structure or an upright umbrella-shaped structure.

Preferably, the adjustable swing device further comprises an adjusting spring, the two sides of each swing blade are respectively provided with a containing hole, and the two ends of each adjusting spring are respectively connected into the containing holes on the two adjacent swing blades.

Preferably, the driving device comprises a return spring, a cam and a driving motor, one end of the return spring is connected to the tank body, the other end of the return spring is connected to the ejector rod, the driving motor is used for driving the cam to rotate, and when the cam rotates, the ejector rod is driven to move up and down.

Preferably, the stirring device further comprises a spacer bush, an air inlet is formed in the spacer bush, the spacer bush is slidably arranged on the tank body, and one end of the spacer bush is located in the tank body; one end of the ejector rod is slidably arranged in the spacer bush, the swinging blade is hinged to one end of the spacer bush, which is positioned in the tank body, one end of the reset spring is connected to the tank body, and the other end of the reset spring is connected to the spacer bush.

Preferably, the ejector rod is provided with an exhaust hole, one end of the exhaust hole is communicated into the separation sleeve, and the other end of the exhaust hole is communicated with the side wall of the ejector rod.

The invention provides a device for extracting effective components of traditional Chinese medicines, which has the following advantages:

1. the ejector rod moves up and down, a certain space is required to be reserved at the upper end in the tank body, the ejector rod and the swing blade can be effectively stored by utilizing the space at the upper end of the tank body, the ejector rod and the swing blade extend into the solvent during stirring to form stirring, the ejector rod and the swing blade have smaller volumes compared with a spiral plate or a stirring paddle, the ejector rod and the swing blade cannot occupy the effective storage space of the tank body in a non-stirring state, and the single putting amount can be increased;

2. when the swing blade moves downwards, the solvent is extruded and pushed to the peripheral side, and when the solvent flows to the peripheral side, the solvent flows upwards along the side wall, and the upper section of the tank body has a smaller diameter and can form turnover under the limit of the side wall of the tank body, so that the solvent not only flows at the same horizontal position, but also flows in the vertical direction, and the stirring effect of the traditional Chinese medicine is improved;

3. because traditional chinese medicine can gather in central zone, and the pendulum leaf can produce the swing when following ejector pin up-and-down motion, can extrude traditional chinese medicine when the pendulum leaf moves down, and the pendulum leaf upwards swings under the effect of solvent to make traditional chinese medicine compel to week side uniform diffusion under buoyancy and the combined action of pendulum leaf, improve the heated degree of consistency of traditional chinese medicine, improve the extraction effect.

Drawings

FIG. 1 is a schematic structural view of a device for extracting effective constituents of Chinese herbs according to the present invention;

FIG. 2 is a first structural view of the cross-sectional motion state of FIG. 1;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

FIG. 4 is a second structural diagram illustrating the motion state of the cross section of FIG. 1;

FIG. 5 is a third schematic structural view of the cross-sectional motion state of FIG. 1;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

fig. 7 is a partial enlarged view of fig. 6 at C.

Description of reference numerals:

10, a tank body; 11 heating the spacer bush; 20, a top rod; 201 exhaust hole; 21, spacer bush; 211 air intake hole; 22 a return spring; 23 a support block; 24, swinging the leaves; 25 adjusting the spring; 30 driving a motor; 31 cam.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

The first embodiment is as follows:

as shown in fig. 1 to 2, an apparatus for extracting effective components of a traditional Chinese medicine provided by an embodiment of the present invention includes a tank 10 and a heating spacer 11, the heating spacer 11 is disposed on an outer sidewall of the tank 10, and the heating spacer 11 is used for heating the tank 10 through a heating medium, and further includes:

the driving device can be specifically an air cylinder, a hydraulic cylinder or an electric telescopic rod and the like;

the stirring device comprises an ejector rod 20 and a swinging blade 24, a stirring hole is formed in the center of the upper end of the tank body 10, the ejector rod 20 is slidably arranged in the stirring hole, one end of the ejector rod 20 extends into the tank body 10, the other end of the ejector rod 20 is positioned on the outer side of the tank body 10, the swinging blade 24 is hinged to one end of the ejector rod 20 positioned in the tank body 10, and the swinging blade 24 swings when the ejector rod 20 moves up and down; wherein the content of the first and second substances,

the driving device is used for driving the mandril 20 to move up and down;

the can body 10 is a spherical structure having a larger diameter at the middle section and a smaller diameter at the upper section, wherein the can body 10 is divided into approximately an upper section, a middle section and a lower section when normally placed, the upper section is an upper section, and the diameter of the middle section is larger than that of the upper section.

Specifically, the swing blade 24 is in an upright or inverted umbrella-shaped structure, and the swing blade 24 is made of an elastic high-temperature resistant material, such as high-temperature resistant rubber; the flap 24 is capable of shifting between an upright umbrella configuration and an inverted umbrella configuration when subjected to a force. The swinging vane 24 is of an annular structure as a whole, the inner ring of the swinging vane is hinged on the mandril 20, the swinging vane can deform and turn upwards when the lower side of the swinging vane 24 is stressed, and can turn downwards when the upper side of the swinging vane is stressed.

In operation, in an initial state, as shown in fig. 2, the swing blade 24 is in an upright umbrella-shaped structure, the driving device drives the ejector rod 20 to move downwards, the swing blade 24 moves downwards along with the ejector rod 20, the swing blade 24 in the umbrella-shaped structure can better cover the traditional Chinese medicine concentrated at the center, the swing blade 24 pushes the solvent and the traditional Chinese medicine at the center to flow downwards, wherein the swing blade 24 is subjected to resistance of the solvent in the downward movement process, so as to turn upwards and become an inverted umbrella-shaped structure, as shown in fig. 4, the swing blade 24 is in an inverted umbrella-shaped structure. In the downward movement process of the swinging blade 24, the solvent is extruded, flows downwards to extrude other parts of the solvent, the liquid level moves upwards to enable part of the solvent to flow upwards and inwards along the inner wall of the tank body 10 and form turnover, and therefore the solvent can effectively flow in the vertical direction and the horizontal direction; simultaneously in this in-process because pendulum leaf 24 becomes the umbrella structure of just putting, the traditional chinese medicine that is extruded can float upwards, to week side along pendulum leaf 24 under the effect of buoyancy to make the traditional chinese medicine of gathering in center department disperse, make liquid flow down when pendulum leaf 24 moves down, the solvent that drives the bottom flows to week side, thereby drive the traditional chinese medicine that deposits in the bottom to week side, upward movement, form effectual mixture, do benefit to even heat exchange on the one hand, on the other hand can promote the motion of traditional chinese medicine, improve and extract the effect.

Example two:

different from the first embodiment, because rubber or elastic plastic products are easy to escape plasticizers or other harmful components at a high temperature, which is not beneficial to drug safety, in the present embodiment, the lower end of the ejector rod 20 is provided with the supporting block 23, the cross section of the supporting block 23 is a regular polygon, the number of the swing blades 24 is the same as the number of the sides of the regular polygon, the plurality of swing blades 24 are uniformly arranged on the circumferential side of the supporting block 23, one end of the swing blade 24 is hinged to the supporting block 23, and the swing blades 24 are made of stainless steel materials; the swinging blade 24 is in an inverted umbrella-shaped structure or an upright umbrella-shaped structure when not subjected to external force.

Further, as shown in fig. 6 and 7, the adjustable swing vane further includes an adjusting spring 25, two sides of each swing vane 24 are respectively provided with a receiving hole, and two ends of each adjusting spring 25 are respectively connected to the receiving holes of two adjacent swing vanes 24. The adjusting spring 25 can keep the swing blade 24 in an umbrella-shaped structure when no external force is applied, and if the adjusting spring 25 is not applied, the swing blade 24 is turned upwards under the action of the solvent after contacting the solvent, so that the solvent and the traditional Chinese medicine cannot be effectively pushed.

As shown in fig. 1, when the push rod 20 moves downward to drive the swing blades 24 to contact the solvent, the solvent is gradually turned upward by the resistance of the solvent, the distance between two adjacent swing blades 24 is increased during turning, the adjusting spring 25 is extended, when the swing blades 24 are turned upward to cross the critical point, the swing blades 24 are rapidly gathered under the pulling of the adjusting spring 25, and the swing blades 24 are in the state shown in fig. 4.

Example three:

in this embodiment, different from the first embodiment, the driving device includes a return spring 22, a cam 31 and a driving motor 30, one end of the return spring 22 is connected to the tank 10, and the other end is connected to the rod 20, the driving motor 30 is used for driving the cam 31 to rotate, and when the cam 31 rotates, the rod 20 is driven to move up and down.

Furthermore, the stirring device also comprises a spacer 21, an air inlet 211 is arranged on the spacer 21, the spacer 21 is slidably arranged on the tank body 10, and one end of the spacer 21 is positioned in the tank body 10; one end of the mandril 20 is slidably arranged in the spacer 21, the swinging vane 24 is hinged at one end of the spacer 21 positioned in the tank body 10, one end of the return spring 22 is connected to the tank body 10, and the other end is connected to the spacer 21.

When the lifting mechanism works, the motor drives the cam 31 to rotate, the cam 31 abuts against the ejector rod 20, the cam 31 drives the ejector rod 20 to move downwards when rotating, and the ejector rod 20 moves upwards and downwards by matching with the return spring 22.

Since the can body 10 is generally deep, it is desirable that the ram 20 be able to achieve a longer stroke, and the difference between the high and low points of the cam 31 is limited, which would otherwise result in a larger cam 31. Therefore, in the embodiment, the air inlet holes 211 are formed in the spacer 21, the solvent is heated to generate steam, the steam enters the spacer 21 through the air inlet holes 211, the steam continuously enters the spacer 21 to form pressure on the spacer 21 in the downward moving process of the ejector rod 20, and the spacer 21 is gradually moved downward under the action of air pressure in the downward moving process of the ejector rod 20, so that the stroke of the stirring device can be effectively increased; and when the cam 31 moves to a low point, the ejector rod 20 moves upwards under the action of air pressure, the pressure in the spacer bush 21 is reduced, and the spacer bush 21 also moves upwards synchronously under the action of the spring, so that the volume of the whole stirring device can be effectively reduced.

Furthermore, the top rod 20 is provided with an exhaust hole 201, one end of the exhaust hole 201 penetrates into the spacer 21, and the other end penetrates the side wall of the top rod 20. When the traditional Chinese medicine is extracted, the exudation of the effective components can be effectively improved by certain vibration. Through the vent holes 201 formed in the ejector rod 20, as shown in fig. 3 and 5, when the cam 31 moves to the low point, the ejector rod 20 does not move upwards for a period of time (the ejector rod 20 rises to the highest point and is maintained at the highest point for a period of time), in the process, the spacer 21 moves downwards under the action of air pressure, so that the vent holes 201 are exposed out of the spacer 21, the vent holes 201 discharge steam outwards, after the steam is discharged from the vent holes 201, part of heat is taken away, the air pressure is reduced, the spacer 21 moves upwards under the action of the return spring 22, when the spacer 21 moves upwards for a part of distance, after the vent holes 201 are blocked, the steam in the spacer 21 is collected again, the air pressure is increased, the spacer 21 moves downwards for a certain distance, so that the vent holes 201 are exposed, the steam is discharged outwards, and the circulation is repeated, so that the swing vanes 24 are driven to oscillate the solvent, and the extraction effect is improved.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. The utility model provides a traditional chinese medicine active ingredient extraction element, includes a jar body and heating spacer, the heating spacer sets up the lateral wall of jar body for heat the jar body, its characterized in that still includes:

a drive device;

the driving device is used for driving the ejector rod to move up and down;

2. The device for extracting the effective components of the traditional Chinese medicine according to claim 1, wherein the swing blade is of an upright or inverted umbrella-shaped structure and is made of an elastic high-temperature resistant material; when the swinging blade is stressed, the swinging blade can be changed between an upright umbrella-shaped structure and an inverted umbrella-shaped structure.

3. The device for extracting effective components of traditional Chinese medicine according to claim 1, wherein a supporting block is provided at the lower end of the ejector rod, the cross section of the supporting block is a regular polygon, the number of the swing leaves is the same as the number of the sides of the regular polygon, a plurality of the swing leaves are uniformly arranged on the periphery of the supporting block in the circumferential direction, and one end of the swing leaf is hinged to the supporting block; when the swinging blade is not subjected to external force, the swinging blade is in an inverted umbrella-shaped structure or an upright umbrella-shaped structure.

4. The device for extracting active ingredients of traditional Chinese medicine according to claim 3, further comprising an adjusting spring, wherein the two sides of the swinging leaves are respectively provided with a receiving hole, and two ends of the adjusting spring are respectively connected to the receiving holes on the two adjacent swinging leaves.

5. The device for extracting active ingredients from traditional Chinese medicine according to claim 1, wherein the driving device comprises a return spring, a cam and a driving motor, one end of the return spring is connected to the tank body, the other end of the return spring is connected to the ejector rod, the driving motor is used for driving the cam to rotate, and when the cam rotates, the ejector rod is driven to move up and down.

6. The device for extracting the effective components of the traditional Chinese medicine according to claim 5, wherein the stirring device further comprises a spacer bush, an air inlet hole is formed in the spacer bush, the spacer bush is slidably arranged on the tank body, and one end of the spacer bush is positioned in the tank body; one end of the ejector rod is slidably arranged in the spacer bush, the swinging blade is hinged to one end of the spacer bush, which is positioned in the tank body, one end of the reset spring is connected to the tank body, and the other end of the reset spring is connected to the spacer bush.

7. The device for extracting active ingredients of traditional Chinese medicine according to claim 6, wherein the top rod is provided with an exhaust hole, one end of the exhaust hole penetrates into the spacer, and the other end of the exhaust hole penetrates into the side wall of the top rod.