CN217613038U

CN217613038U - A extraction element for preparing fructus forsythiae clear paste

Info

Publication number: CN217613038U
Application number: CN202220844492.2U
Authority: CN
Inventors: 蔡信福; 郭伦; 李东; 尚强; 巫登菊; 刘强; 张文静; 张舒
Original assignee: Sichuan Guangda Pharmaceutical Co ltd
Current assignee: Sichuan Guangda Pharmaceutical Co ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-10-21
Anticipated expiration: 2032-04-13

Abstract

The application provides an extraction element for preparing fructus forsythiae clear paste, and the purpose is that it is not enough to solve traditional extraction element existence and draw, and because fructus forsythiae residue blocks up the filter screen and makes the technical problem that filter speed becomes slow when filtering. The extraction device for preparing fructus forsythiae fluid extract is provided with an inner barrel and an outer barrel for separating fructus forsythiae from ethanol. The side wall of the inner cylinder is provided with a plurality of groups of first through holes, so that the ethanol in the outer cylinder can enter the inner cylinder to extract the forsythia in the inner cylinder. Meanwhile, the first stirring blade of the stirring unit stirs the fructus forsythiae and the ethanol, and the second stirring blade is provided with a brush for cleaning the fructus forsythiae attached to the first through hole, so that the fructus forsythiae is fully extracted during extraction, and fructus forsythiae residues are intercepted in the inner barrel during filtration, so that the fructus forsythiae mixed solution can quickly flow to the outer barrel. The forsythia suspense mixed liquor passing through the filtering unit does not contain a large amount of large-size forsythia suspense residues, so that the forsythia suspense mixed liquor can be quickly filtered.

Description

A extraction element for preparing fructus forsythiae clear paste

Technical Field

The application relates to the field of extraction devices, in particular to an extraction device for preparing fructus forsythiae clear paste.

Background

Fructus forsythiae is rich in lignans, flavonoids, and other antiviral and antibacterial components. The traditional extraction of fructus forsythiae is mostly carried out by mixing fructus forsythiae with other component medicines and then decocting the mixture with water. However, the fructus forsythiae is rich in lignans, which are polar substances, and the fructus forsythiae cannot be completely extracted by a water decoction method. The ethanol used at present is heated and refluxed for extraction instead of being added with water for decoction, so that the extraction effect of the forsythia is greatly improved.

In the process of taking ethanol as an extraction solvent, heating, refluxing and extracting fructus forsythiae and concentrating an extracting solution to obtain fructus forsythiae clear paste, the method has the following two defects:

1. during extraction, the forsythia suspense accumulated in the extraction device cannot fully contact with ethanol, so that the diffusion of effective components is reduced, and the extraction is insufficient;

2. during filtration, due to the fact that the sizes of forsythia suspense residues are large, the forsythia suspense filter residues often block filter holes, and therefore filtration cannot be smoothly conducted.

Disclosure of Invention

To above-mentioned condition, for overcoming prior art's defect, the application provides an extraction element for preparing fructus forsythiae clear paste, has solved traditional extraction element and has drawed inadequately, and because the jam of well dregs of a decoction is strained and makes the technical problem that filter speed becomes slow when filtering.

The utility model adopts the technical proposal that:

an extraction element for preparing fructus forsythiae clear paste, which is characterized in that includes:

the extraction mechanism is used for containing ethanol, extracting effective components of fructus forsythiae and intercepting fructus forsythiae residues, and comprises:

the outer cylinder is provided with a first pipeline, and the first pipeline is used for feeding ethanol;

the inner cylinder is sleeved in the outer cylinder and movably connected with the outer cylinder; the inner barrel is provided with a second pipeline, and the second pipeline is used for feeding the fructus forsythiae; a plurality of groups of first through holes are formed in the side wall of the inner cylinder;

the stirring unit runs through the inner tube top is located in the inner tube, the stirring unit includes:

the motor is arranged outside the top of the inner barrel;

the stirring shaft is connected with the motor along the vertical direction;

the stirring leaf is fixed in the (mixing) shaft outer wall, the stirring leaf includes:

the first stirring blade is used for stirring a mixture of fructus forsythiae and ethanol and is provided with a plurality of groups;

a second stirring blade having:

and the brushes are arranged on the second stirring blades, are in contact with the inner wall of the inner barrel and are used for cleaning the first through holes.

In the extraction element for preparing fructus forsythiae clear paste that this application discloses, second stirring leaf still includes the support. The bracket is of a' 12467type, and the end parts of two ends are fixed on the outer wall of the stirring shaft; wherein, the support is installed along vertical direction the brush.

In the extraction element for preparing fructus forsythiae clear paste that this application discloses, second stirring leaf still includes the support. The bracket is of a' 1246767structure, and the end parts of the two ends of the bracket are fixed on the outer wall of the stirring shaft; the rollers are arranged on the bracket in parallel along the vertical direction; wherein the roller is mounted with the brush.

In the extraction device for preparing fructus forsythiae clear paste disclosed by the application, the extraction device further comprises a filtering unit which is fixed at the bottom of the outer barrel. The filtering unit comprises a filtering table, a filtering net and a sealing mechanism. The filtering table is provided with a second through hole in a penetrating manner along the vertical direction, a third through hole is formed along the horizontal direction, and the third through hole penetrates to the second through hole; the filter screen is arranged at the bottom of the second through hole; and the sealing mechanism is arranged in the third through hole and used for controlling the plugging and the conduction of the second through hole.

In the extraction device for preparing fructus forsythiae clear paste disclosed in the application, the sealing mechanism comprises a sealing door and a push-pull assembly. The sealing door is arranged in the third through hole in a matching manner; the end part of the sealing door facing the direction of the second through hole is matched with the second through hole, so that the second through hole is blocked and communicated. And the push-pull assembly is used for controlling the sealing door to block and conduct the second through hole. The push-pull assembly comprises a mounting seat and a rotating rod. The mounting seat is mounted on the side wall of the filtering table corresponding to the third through hole; and one end of the rotating rod penetrates through the mounting seat and is movably connected with the sealing door.

In the extraction element for preparing fructus forsythiae clear paste that this application discloses, sealing door surface parcel is installed with rubber.

In the extraction element for preparing fructus forsythiae clear paste that this application discloses, urceolus top inner edge is equipped with first protruding edge, inner tube top outer edge is equipped with the protruding edge of second, the protruding edge lower surface of second with first protruding along the upper surface offsets.

In the extraction element for preparing fructus forsythiae clear paste that this application discloses, the inner tube top is equipped with the lug, be used for the hoist and mount of inner tube.

In the extraction element for preparing fructus forsythiae clear paste that this application discloses, still including holding the container, with filter unit swing joint, it has the suction filtration device to hold the container external.

In summary, the present application has the following beneficial effects:

1. during extraction, fructus forsythiae is added into the inner cylinder, and ethanol is added into the outer cylinder. A plurality of groups of first through holes are formed in the outer side wall of the inner barrel, so that the ethanol in the outer barrel can enter the fructus forsythiae in the inner barrel, and the fructus forsythiae in the inner barrel is fully contacted with the ethanol under the stirring of the first stirring blades of the stirring unit; meanwhile, the brush of the second stirring blade cleans the first through hole, so that the effective components of the forsythia are diffused in the ethanol, and the forsythia is more fully extracted;

2. during filtering, the first stirring blade in the inner cylinder keeps rotating to stir, and the second stirring blade keeps rotating to enable the brush to clean the inner wall of the inner cylinder, so that the first through hole is not blocked. The weeping forsythia residues are intercepted by the first through hole and cleaned by the brush to be retained in the inner cylinder, so that weeping forsythia mixed liquor flowing to the outer cylinder does not contain a large amount of weeping forsythia filter residues with large sizes, and the weeping forsythia mixed liquor is quickly filtered without blocking a filter screen when finally passing through the filtering unit.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an extraction device for preparing fructus forsythiae fluid extract in the embodiment of the application;

FIG. 2 is a schematic structural diagram of an inner barrel in an embodiment of the present application;

FIG. 3 is two schematic structural views of a stirring unit in the embodiment of the present application;

FIG. 4 is a schematic structural diagram of a filter unit in an embodiment of the present application;

fig. 5 is a schematic structural diagram of a sealing mechanism in an embodiment of the present application.

Reference numerals:

1. an outer cylinder; 10. a first convex edge; 11. a first conduit;

2. an inner barrel; 20. lifting lugs; 21. a second convex edge; 22. a second conduit;

3. a stirring unit; 30. a motor; 31. a stirring shaft; 32. a first stirring blade; 33. a support; 34. a roller; 35. a brush;

4. a filtration unit; 40. a filtration stage;

5. a sealing mechanism; 51. a sealing door; 52. rotating the rod; 520. a handle; 53. a mounting seat;

6. a housing container; 60. a vent;

A. a first through hole; B. a second through hole; C. and a third through hole.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the present application. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the embodiments of the present application, it is to be understood that the terms "vertical", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only used for convenience in describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically defined otherwise.

In the embodiments of the present application, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; the connection can be mechanical connection, electrical connection or communication; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.

In the embodiments of the present application, unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. The first feature being "under," "beneath," and "under" the second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the application. To simplify the disclosure of embodiments of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the embodiments of the application. Moreover, embodiments of the present application may repeat reference numerals and reference letters in the various examples for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and configurations discussed.

Embodiments of the present application will be described in detail below with reference to the accompanying drawings.

This example provides an extraction device for preparing fructus forsythiae fluid extract, including extraction mechanism, filter unit 4, sealing mechanism 5 and container 6, as shown in fig. 1. The extraction mechanism is used for extracting the active ingredients of the forsythia. And the filtering unit 4 is used for filtering the forsythia suspense mixed liquid and is arranged at the bottom of the extraction mechanism. And the sealing mechanism 5 is used for sealing the bottom of the extracting mechanism. And a container 6 for containing the mixed liquid of forsythia suspensa, which is provided at the bottom of the filter unit 4.

The bottom of the extraction mechanism is sealed by a sealing mechanism 5, fructus forsythiae and ethanol are added into the extraction mechanism, heating and refluxing are carried out, and the obtained fructus forsythiae mixed solution is filtered into a containing container 6 by a filtering unit 4.

The extraction mechanism comprises an outer cylinder 1, an inner cylinder 2 and a stirring unit 3.

The outer barrel 1 is of a hollow cylindrical structure integrally, the bottom of the cylindrical structure is open, and the top of the cylindrical structure is sealed. A hole is arranged at the top of the closed outer cylinder 1. The part remaining after the hole is opened is the first protruding edge 10, and the first protruding edge 10 can be used for carrying other components. The right side wall of the outer tub 1 is provided with a first duct 11. The first conduit 11 is an ethanol fill feed conduit. The ethanol injection feed line port is sealed by a first flange. And a condensate pipeline is also arranged on the side wall of the outer cylinder 1, starts below the outer side wall of the outer cylinder 1, is laid around the outer side wall 1 of the outer cylinder 1 and stops above the outer side wall of the outer cylinder 1. The laying density of the condensed water pipe at the middle upper part of the outer cylinder 1 is greater than that of the condensed water pipe at the lower part of the outer cylinder 1 so as to reduce the overheating of the lower part of the outer cylinder 1, and meanwhile, the temperature of the middle upper part of the outer cylinder 1 is lower enough to liquefy the ethanol. A heating element is mounted inside the outer tub 1.

And an inner cylinder 2 which is a hollow cylindrical structure as a whole and is sealed at the top and bottom as shown in fig. 2. The outer diameter of the inner cylinder 2 is smaller than or equal to the inner diameter of the first convex edge 10 of the outer cylinder 1, wherein the lower part of the inner cylinder passes through the hole of the outer cylinder 1 and extends into the outer cylinder 1. A second conduit 22 is provided at the top of the inner barrel 2. The second pipe 22 is a forsythia suspensa feed pipe, the mouth of which is sealed by a second flange. A second convex edge 21 is also arranged on the top edge of the inner cylinder 2. The second convex edge 21 can be placed on the first convex edge 10 of the outer cylinder 1, so that the inner cylinder 2 can be suspended and installed in the outer cylinder 1. Two groups of lifting lugs 20 are fixed on the top of the inner cylinder 2 and can be used for lifting the inner cylinder 2. The side wall of the inner cylinder 2 is provided with a plurality of groups of first through holes A for the passage of the ethanol of the outer cylinder 1 flowing into the inner cylinder 2.

A stirring unit 3, as shown in fig. 3. The stirring unit 3 is composed of a motor 30, a stirring shaft 31 and stirring blades. The motor 30 is installed outside the top of the inner tub 2. The stirring shaft 31 is vertically arranged in the inner cylinder 2, and one end of the stirring shaft is connected with the motor 30. The stirring blades are fixed on the side wall of the stirring shaft 31. The stirring shaft 31 and the stirring blades are driven by the motor 30 to rotate. Wherein the stirring blade includes a first stirring blade 32 and a second stirring blade. The first stirring blade 32 is fixed on the side wall of the stirring shaft 31 and can be used for stirring the mixture of the forsythia suspense and the ethanol in the inner cylinder 2. The second stirring blade is used for cleaning the first through hole A of the inner cylinder 2 and can be of the following two structures.

1. The second stirring blade is in a structure of a type of \12467, and comprises a bracket 33 and a hairbrush 35. The bracket 33 is composed of two rectangular parallelepiped lateral support members and one rectangular parallelepiped vertical support member. On the outer wall of the vertical support, brushes 35 are mounted at equal intervals along the vertical direction thereof. The brush is contacted with the inner wall of the inner barrel 2 and adopts nylon 610 brush filaments. One end of each of the two horizontal supporting members is fixed on the side wall of the stirring shaft 31, and the other end is fixed with the vertical supporting member. The brush 35 of the second stirring blade rotates along with the support 33, and cleans the fructus forsythiae attached to the first through hole A by a track rotating around the stirring shaft 31, so as to solve the problem that the fructus forsythiae blocks the first through hole A, so that the effective components of the fructus forsythiae are prevented from being diffused in ethanol during extraction, and the extraction effect of the effective components of the fructus forsythiae cannot be ensured; the flow of the forsythia suspense mixed liquid to the outer barrel is blocked during filtering, so that the forsythia suspense mixed liquid cannot be quickly filtered.

2. The second stirring blade is of a structure of a '124673' type and comprises a bracket 33, a roller 34 and a brush 35. The bracket 33 is composed of two cylindrical lateral supports and one cylindrical vertical support. The rollers 34 are mounted on vertical supports, which are themselves axially rotatable. A brush 35 is provided around the outer wall of the roller 34. The brush 35 contacts with the inner wall of the inner cylinder 2 and adopts nylon 610 brush filaments. One end of each of the two groups of transverse supporting pieces is fixed on the side wall of the stirring shaft 31, and the other end of each of the two groups of transverse supporting pieces is fixed with the vertical supporting piece. The brush 35 of the second agitating blade rotates with the roller 34. The roller 34 rotates around the stirring shaft 31, and meanwhile, the roller rotates to clean the fructus forsythiae attached to the first through hole A, so that the problem that the fructus forsythiae blocks the first through hole A, so that the effective components of the fructus forsythiae are prevented from being diffused in ethanol, and the extraction effect of the effective components of the fructus forsythiae cannot be guaranteed is solved; the flow of the forsythia suspense mixed liquid to the outer barrel is blocked during filtering, so that the forsythia suspense mixed liquid cannot be quickly filtered.

When the extracting mechanism works, the first flange is opened, and the ethanol is injected into the outer barrel 1 through an ethanol filling feed pipeline. And opening the second flange, and adding the fructus forsythiae into the inner barrel 2 through a fructus forsythiae feeding pipeline. Continuing to open the condensed water pipeline, starting the heating element and the stirring unit 3, and heating and refluxing the ethanol in the outer cylinder 1 and the inner cylinder 2 to extract the forsythia suspense. In the process of heating and refluxing, the first stirring blade 32 stirs the mixture of ethanol and forsythia suspensa in the inner cylinder 2, so as to prevent the forsythia suspensa from accumulating in the inner cylinder 2. The forsythia is fully contacted with the ethanol, so that the extraction content of the effective components of the forsythia is further improved. Meanwhile, the second stirring blade cleans the forsythia attached to the first through hole A in the inner barrel 2, so that the forsythia in the inner barrel 2 and the forsythia in the outer barrel 1 are fully contacted with ethanol, and the concentration of the forsythia mixed solution is kept uniform in the barrel. Meanwhile, the forsythia suspense residues are intercepted by the first through hole A and cleaned and retained in the inner barrel 2 by the brush 35.

A filter unit 4, as shown in fig. 4. The filtering unit 4 is fixed to the bottom of the extracting mechanism and comprises a filtering table 40 and a filtering screen. The forsythia suspense mixed liquid extracted in the extraction mechanism is filtered by the filtering unit 4.

And a filter stage 40 having an overall cylindrical structure. The filter stage 40 is fixed to the bottom of the outer tub 1. A second through hole B is vertically penetrated through the right side of the filtering table 40 and can be used for the flow of the forsythia suspensa mixed liquid. The second through hole B area is a second accommodating space, and the second accommodating space can be used for accommodating other components. The left side wall of the filter stage 40 is provided with a third through hole C. The third through hole C penetrates through the second accommodating space, and the width of the third through hole C is consistent with the diameter of the second through hole B.

And the filter screen is arranged at the bottom of the second through hole B and can be used for filtering the forsythia suspense mixed liquid.

When the filtering unit works, the main forsythia suspense residues in the inner barrel 2 are intercepted by the first through hole and are cleaned by the brush 35 and remained in the inner barrel 2, and at the moment, the forsythia suspense mixed liquid flowing into the second through hole B from the extracting mechanism does not contain a large amount of large-size forsythia suspense residues, and is filtered by the filter screen without blocking the filter screen.

The sealing mechanism 5, including the sealing door 51 and the push-pull assembly, is shown in fig. 5. The sealing mechanism 5 is installed in the third through hole C. The sealing mechanism 5 controls the sealing door 51 by the push-pull assembly to seal and open the second through hole B.

The entire sealing door 51 is formed as a rectangular parallelepiped plate, and one end of the rectangular parallelepiped plate is formed as a semicylindrical plate. The sealing door 51 is disposed in the third through hole C, and along the width direction of the sealing door 51, the size of the sealing door 51 matches with the size of the third through hole C. The sealing door 51 is movable along the third through hole C. When the end of the semi-cylindrical plate of the sealing door 51 abuts against the side wall of the second accommodating space, the second through hole B is blocked, otherwise, the second through hole B is conducted. Further, rubber is wrapped and installed on the outer surface of the sealing door 51 to further provide structural sealing. The material of the memory rubber is ternary ethylene propylene rubber. When the semi-cylindrical plate of the sealing door 51 abuts against the sidewall of the second accommodating space, the ethylene propylene terpolymer can be elastically deformed by a small amount to better seal the second through hole B of the filtering platform 40.

The push-pull assembly is composed of a rotating rod 52 and a mounting seat 53. The mounting seat 53 is mounted on the sidewall of the filter stage 40 corresponding to the outer edge of the third through hole C. The rotating rod 52 passes through the mounting seat 53 and is in threaded connection with the mounting seat 53. One end of the rotating rod 52 extends into the third through hole C and is movably connected with the sealing door 51. The rotating rod 52 is rotated to drive the sealing door 51 to move in the third through hole C. The other end of the rotating rod 52 is provided with a hand wheel 520 to facilitate rotation of the rotating rod 52.

When the sealing mechanism 5 works, the hand wheel 520 is rotated clockwise, the rotating rod 52 rotates clockwise synchronously, the sealing door 51 is driven to move in the direction away from the second accommodating space, and the second through hole B is communicated. On the contrary, the hand wheel 520 is rotated counterclockwise to drive the sealing door 51 to move toward the second accommodating space, so that the semicircular plate of the sealing door 51 abuts against the sidewall of the second accommodating space, and the second through hole B is blocked.

And a receiving container 6 having a hollow cylindrical structure as a whole. The side wall of the container 6 is provided with an air vent 60 for externally connecting a suction filtration device. The receiving container 6 is screwed to the bottom of the filter bed 40, so that the receiving container 6 can be easily removed from the filter bed 40 for cleaning.

The suction filtration device is activated and will draw air out of the receiving container 6 through the vent 60. The pressure in the receiving container 6 is lower than the pressure in the extraction mechanism. The push-pull assembly controls the sealing door 51 to conduct the second through hole B, and the forsythia suspensa mixed liquid is rapidly filtered into the accommodating container 6 through the filter screen.

The utility model discloses a working method as follows:

before the forsythia suspensa is extracted, the push-pull assembly controls the sealing door 51 to block the second through hole B. The first flange is opened, and the ethanol is injected into the outer barrel 1 through an ethanol filling feed pipeline. And opening the second flange, and adding the fructus forsythiae into the inner barrel 2 through a fructus forsythiae feeding pipeline. And (3) continuously opening a condensation water pipeline, starting a heating element, setting the stirring speed of the stirring unit 3 to be 20-30rpm, and heating and refluxing the ethanol in the outer cylinder 1 and the inner cylinder 2 to extract the forsythia. In the process of heating and refluxing, the first stirring blade 32 stirs the mixture of ethanol and forsythia suspensa in the inner cylinder 2, so as to prevent the forsythia suspensa from accumulating in the inner cylinder 2. The forsythia is fully contacted with the ethanol, so that the effective components of the forsythia enter the ethanol. Meanwhile, the second stirring blade 32 cleans the forsythia suspensa attached to the first through hole a in the inner cylinder 2, so that the effective components of the forsythia suspensa are diffused in ethanol, and the concentration of the mixed liquid of the forsythia suspensa is kept uniform in the cylinder.

After extraction is complete, the suction filtration device is started and will draw air from the container 6 through the vent 60. The pressure in the receiving container 6 is lower than the pressure of the extraction means. The push-pull assembly controls the sealing door 51 to open the second through-hole B. The stirring unit 3 keeps working continuously, the first stirring blade 32 stirs, and the second stirring blade clears away forsythia suspensa residues blocking the first through hole a. The forsythia suspense mixed liquid in the inner barrel 2 flows to the outer barrel 1, and flows into the second through hole B together with the forsythia suspense mixed liquid in the outer barrel 1, and is rapidly filtered from the filter screen to the accommodating container 6.

Based on above-mentioned embodiment, the utility model discloses the following advantage has:

1. during extraction, the first stirring blade 32 stirs a mixture of fructus forsythiae and ethanol to avoid accumulation of fructus forsythiae, the fructus forsythiae is fully contacted with the ethanol, and effective components of the fructus forsythiae enter the ethanol; the brush 35 of the second stirring blade cleans the first through hole A to diffuse the active ingredients of the forsythia suspense in the ethanol, and the forsythia suspense mixed solution in the inner barrel 2 and the outer barrel 1 keeps concentration and is uniformly mixed, so that the forsythia suspense is more fully extracted, and the extraction effect is ensured;

2. during filtering, the stirring unit 3 is kept working, large-size forsythia residues are intercepted by the first through hole A and then are cleaned by the brush 35 to be retained in the inner barrel 2, and the forsythia mixture of the inner barrel 2 and the outer barrel 1 flows into the second through hole B to be rapidly filtered without blocking a filter screen.

Claims

1. An extraction device for preparing fructus forsythiae fluid extract, which is characterized by comprising:

the inner cylinder is sleeved in the outer cylinder and is movably connected with the outer cylinder; the inner barrel is provided with a second pipeline used for feeding the fructus forsythiae; a plurality of groups of first through holes are formed in the side wall of the inner cylinder;

the motor is arranged outside the top of the inner barrel;

the stirring shaft is connected with the motor along the vertical direction;

a second stirring blade having:

2. The extraction device for preparing fructus forsythiae fluid extract as claimed in claim 1, wherein the second stirring blade further comprises:

the bracket is of a' 12467type, and the end parts of two ends are fixed on the outer wall of the stirring shaft;

wherein, the support is installed along vertical direction the brush.

3. The extraction device for preparing fructus forsythiae fluid extract of claim 1, wherein the second stirring blade further comprises:

the bracket is of a' 1246767structure, and the end parts of the two ends of the bracket are fixed on the outer wall of the stirring shaft;

the rollers are arranged on the bracket in parallel along the vertical direction;

wherein the roller is mounted with the brush.

4. The extraction device for preparing fructus forsythiae fluid extract of claim 1, wherein the extraction device further comprises:

the filter unit is fixed in the urceolus bottom, the filter unit includes:

the filtering table is provided with a second through hole in a penetrating manner along the vertical direction, a third through hole is formed along the horizontal direction, and the third through hole penetrates to the second through hole;

the filter screen is arranged at the bottom of the second through hole;

and the sealing mechanism is arranged in the third through hole and used for controlling the plugging and the conduction of the second through hole.

5. The extraction device for preparing fructus forsythiae fluid extract of claim 4, wherein the sealing mechanism comprises:

the sealing door is arranged in the third through hole in a matching manner; the end part of the sealing door facing the second through hole is matched with the second through hole to realize the plugging and the conduction of the second through hole;

the push-pull assembly is used for controlling the sealing door to block and conduct the second through hole, and comprises:

the mounting seat is mounted on the side wall of the filtering table corresponding to the third through hole;

and one end of the rotating rod penetrates through the mounting seat and is movably connected with the sealing door.

6. The extraction device for preparing fructus forsythiae fluid extract according to claim 5, wherein the outer surface of the sealing door is wrapped with rubber.

7. The extraction device for preparing fructus forsythiae clear paste according to claim 1, wherein a first convex edge is arranged on the inner edge of the top of the outer cylinder, a second convex edge is arranged on the outer edge of the top of the inner cylinder, and the lower surface of the second convex edge is abutted against the upper surface of the first convex edge.

8. The extraction device for preparing fructus forsythiae fluid extract according to claim 1, wherein a lifting lug is arranged at the top of the inner barrel and used for lifting the inner barrel.

9. The extraction device for preparing fructus forsythiae fluid extract according to claim 4, further comprising a container, which is movably connected with the filtering unit and is externally connected with a suction filtration device.