CN213698892U

CN213698892U - Laboratory chinese-medicinal material leaching device

Info

Publication number: CN213698892U
Application number: CN202022033373.2U
Authority: CN
Inventors: 高小妹
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-07-16
Anticipated expiration: 2030-09-17

Abstract

The utility model relates to a medicinal material extraction element field especially relates to a laboratory chinese-medicinal material leaching device, and its structure is: the tank body is provided with a jacket, the upper end of the tank body is opened, the lower end of the tank body is of a conical structure, and the conical tip part of the tank body is provided with a discharge hole; the upper cover is used for covering the opening at the upper end of the tank body, and the feed inlet is formed in the upper cover; the upper end of the inner cylinder is in a horn shape, the lower end of the inner cylinder is in a conical structure, and the upper port of the inner cylinder is fixed with the inner wall of the tank body; the lower end of the inner cylinder is fixed with the feed inlet, and a plurality of liquid outlet holes are uniformly formed in the integral structure of the inner cylinder; the stirring device is positioned in the inner cylinder; the cleaning tube is fixed on the upper cover; the liquid outlet pipe is arranged on the conical part of the tank body and is close to the discharge hole; one end of the liquid outlet pipe is communicated with a gap between the tank body and the inner cylinder, and the other end of the liquid outlet pipe is communicated with the filter box; the discharge port sealing cover is used for sealing the discharge port. The utility model provides a simple and convenient, small-size chinese-medicinal material leaching device of efficient that are fit for the laboratory to the active ingredient in the preliminary separation medicinal material.

Description

Laboratory chinese-medicinal material leaching device

Technical Field

The utility model relates to a medicinal material extraction element field especially relates to a laboratory chinese-medicinal material leaching device.

Background

The extraction of Chinese medicinal materials refers to the process of transferring soluble substances in the Chinese medicinal materials into a proper solvent. The extraction of Chinese medicinal materials is an important content in the research field of Chinese medicaments, and the clinical effects of the Chinese medicaments can be exerted as much as possible through the working procedures of further separation, purification and the like after the effective components are extracted. The traditional extraction method comprises the following steps: a decocting method comprises boiling water and medicinal materials together, and extracting the medicinal materials. The basic principle of the ethanol extraction method is the same as that of the hot water extraction method, except that the ethanol is used as a solvent to leach the effective components of the traditional Chinese medicine, the ethanol extraction method can effectively reduce leaching of water-soluble impurities such as starch, protein, mucus and the like in the medicinal materials, and is particularly suitable for the medicinal materials with more impurity content. Besides, there are extraction methods, ultrasonic extraction methods, molecular distillation methods, and the like. At present, various medicinal material extraction devices are developed; for example, the Chinese medicine extraction apparatuses disclosed in the patent application nos. 201810801186.9 and 201810220784.7, and the like. However, the existing traditional Chinese medicinal material extraction device is mainly aimed at industrial production, and equipment is complex and is not suitable for laboratories.

Disclosure of Invention

The utility model aims at developing a be fit for the laboratory and use simple and convenient, the small-size chinese-medicinal material leaching device of efficient to the active ingredient in the primary separation medicinal material, work such as subsequent chemical examination, separation, purification of being convenient for. Therefore, the utility model provides a laboratory chinese-medicinal material leaching device, the device includes: the device comprises a tank body, an upper cover, an inner cylinder, a feed inlet, a stirring shaft, stirring blades, a motor, a cleaning pipe, a liquid outlet pipe, a filter box, a filter plate and a discharge port sealing cover; wherein:

the tank body is provided with a jacket, the upper end of the tank body is opened, the lower end of the tank body is of a conical structure, and the conical tip part of the tank body is provided with a discharge hole; the jacket is provided with a water inlet and a water outlet. The upper cover is used for covering the upper end opening of the tank body, and the feed inlet is formed in the upper cover. The upper end of the inner cylinder is in a horn shape, the lower end of the inner cylinder is in a conical structure, and the upper port of the inner cylinder is fixed with the inner wall of the tank body; the lower end of the inner cylinder is fixed with the feed inlet, and a plurality of liquid outlet holes are uniformly formed in the integral structure of the inner cylinder. One end of the stirring shaft is connected with a motor fixed on the upper cover, the other end of the stirring shaft penetrates through the upper cover and then extends to the lower part of the inner barrel, and the stirring blades are fixed on the stirring shaft. The cleaning tube is fixed on the upper cover. The liquid outlet pipe is arranged on the conical part of the tank body and is close to the discharge hole, and a switch valve is arranged on the liquid outlet pipe; one end of the liquid outlet pipe is communicated with a gap between the tank body and the inner cylinder, the other end of the liquid outlet pipe is communicated with the filter box, and a filter plate is arranged in the filter box; the discharge port sealing cover is used for sealing the discharge port.

Further, the feed inlet is provided with a sealing cover so as to prevent liquid in the tank body from splashing out during the stirring and leaching process.

Furthermore, the filter plate is composed of a frame, a stainless steel wire mesh and absorbent cotton, the absorbent cotton is clamped between the two steel wire meshes, and the edge of the stainless steel wire mesh is fixed in the frame.

Furthermore, be provided with the dog on the inner wall of rose box, the filter is placed on the dog, is convenient for change the filter.

Further, be provided with the filtrate export on the rose box, and the filtrating export is located the filter below, and the filtrate export is connected with the suction pump, carries out the negative pressure through the suction pump and filters and can improve filterable efficiency.

Furthermore, the upper cover is in threaded connection with the opening at the upper end of the tank body, and through the detachable fixing mode, firstly, the stability of the stirring shaft is convenient to improve, and the upper cover is prevented from falling off due to the vibration of the electrode and the stirring shaft; and secondly, the upper cover and other parts are convenient to disassemble to clean the inner cylinder.

Furthermore, the discharge port sealing cover is connected with the discharge port through threads, so that the extracting solution is prevented from leaking out.

Further, the inner tube also can adopt the metal filters who is the same with the inner tube structure, and the filter screen not only makes things convenient for the passing through of extract, also can block the medicinal material in the inner tube, is convenient for the separation of extract and medicinal material more.

Compared with the prior art, the utility model discloses following beneficial effect has been obtained at least:

(1) the utility model separates the extracting solution from the traditional Chinese medicinal materials by arranging the inner cylinder with a porous structure, and the extracting solution can be more thoroughly discharged from the bottom of the tank body because the whole structure of the inner cylinder is uniformly provided with a plurality of liquid outlet holes and the liquid outlet pipe is arranged on the conical part of the tank body close to the discharge port; effectively reducing the extraction liquid at the bottom of the tank body and in the extracted medicinal material residues.

(2) The utility model discloses with the filter equipment setting of extract in jar external portion, can enough realize changing the filter to the filter, also be convenient for to the filter, for setting up a jar internal portion with filter equipment, the utility model discloses a this kind of setting can simplify extraction element to a certain extent, more is fit for the laboratory and uses.

(3) The cleaning pipe is arranged on the upper cover, and can be used as a clean water inlet for cleaning the tank body and also can be used for discharging steam in the tank body in the heating and extracting process so as to maintain the balance of the internal and external pressure of the tank body; the balance of the internal and external pressure of the tank body can be maintained by properly opening the sealing cover on the upper cover without arranging a special pressure balance structure, thereby simplifying the structure of the extraction device.

Drawings

Fig. 1 is a schematic structural diagram of a laboratory Chinese herbal medicine leaching device in embodiment 1 of the utility model.

Fig. 2 is a schematic structural diagram of a laboratory Chinese medicinal material leaching device in embodiments 2 and 5 of the present invention.

The reference numbers in the figures represent: 1-tank body; 1.1-jacket; 1.2-discharge port; 1.3-water inlet; 1.4-water outlet; 2-covering the upper cover; 3-inner cylinder; 4-a feed inlet; 5-stirring shaft; 6-stirring blades; 7-a motor; 8-cleaning the tube; 9-a liquid outlet pipe; 10-a filter box; 11-a filter plate; 12-sealing the discharge hole; 13-a sealing cover; 14-a stopper; 15-filtrate outlet; 16-suction pump.

Detailed Description

Example 1

Referring to fig. 1, a laboratory chinese-medicinal material leaching device includes: the device comprises a tank body 1, an upper cover 2, an inner cylinder 3, a feed inlet 4, a stirring shaft 5, stirring blades 6, a motor 7, a cleaning pipe 8, a liquid outlet pipe 9, a filter box 10, a filter plate 11 and a discharge outlet sealing cover 12; wherein;

the tank body 1 is provided with a jacket 1.1, the upper end of the tank body 1 is opened, the lower end of the tank body is of a conical structure, and the conical tip part of the tank body is provided with a discharge hole 1.2; the jacket is provided with a water inlet 1.3 and a water outlet 1.4. Need heat in the extraction of some medicinal materials, through set up the cover that presss from both sides on the jar body, realize the circulation flow of hot water in pressing from both sides the cover, can enough realize the heating function, can conveniently, evenly control heating temperature again.

The upper cover 2 covers the opening at the upper end of the tank body, and the upper cover 2 is provided with a feed inlet 4 for putting medicinal materials. The upper end of the inner cylinder 3 is in a horn shape, the lower end of the inner cylinder 3 is in a conical structure, and the upper port of the inner cylinder 3 is fixed (such as welded) with the inner wall of the tank body; the lower extreme and the feed inlet 4 of inner tube 3 are fixed together, evenly are provided with a plurality of on the overall structure of inner tube 3 and go out the liquid hole to in extract through going out the hole discharge night after drawing the end, and the medicinal material residue is detained in the inner tube, realizes the initial gross separation of extract and residue.

One end of the stirring shaft 5 is connected with a motor 7 fixed on the upper cover 2, the other end of the stirring shaft passes through the upper cover 2 and then extends to the lower part of the inner barrel 3, and the stirring blades 6 are fixed on the stirring shaft 5. The stirring shaft is driven to rotate by the motor, so that the medicinal materials and the extracting solution in the inner barrel are stirred, and the extraction efficiency is improved; secondly, the medicinal materials are prevented from sinking at the bottom.

The cleaning pipe 8 is fixed on the upper cover 2. The liquid outlet pipe 9 is arranged on the conical part of the tank body and is close to the discharge port 1.2, one end of the liquid outlet pipe 9 penetrates through the jacket and then is communicated with a gap between the tank body 1 and the inner cylinder 3, a switch valve is arranged on the liquid outlet pipe 9, and the discharge port sealing cover 12 is used for sealing the discharge port 1.2. After drawing the end, open the switch valve and make the extract discharge from the drain pipe, and open after the extract thoroughly discharges discharge gate closing cap 12, make the medicinal material residue discharge from discharge gate 1.2, because the drain pipe setting is close to the position of discharge gate on the toper part of the jar body, when the extract was discharged, not only the extract of jar body bottom can more thoroughly be discharged, and the extract in the medicinal material residue also can discharge gradually from the drain pipe after through the inner tube in addition, improves the collection effect to the extract. After the extraction process, can also pour into the clear water into to the inner tube through the scavenge pipe, wash the jar body, the washing liquid can directly be through discharge gate 1.2, drain pipe 9 thoroughly discharge.

The other end of the liquid outlet pipe 9 is communicated with a filter box 10, and a filter plate 11 is arranged in the filter box 10. The extracting solution is filtered by the filter plate 11, which is helpful for removing most of solid impurities in the extracting solution and improving the purity of the extracting solution.

Example 2

A laboratory chinese-medicinal material leaching device, with embodiment 1, the difference is: referring to fig. 2, the feed port 4 is provided with a sealing cover 13, and the sealing cover 13 is connected with the feed port 4 through inner and outer threads so as to prevent liquid in the tank body from splashing during the stirring and leaching process.

Example 3

A laboratory chinese-medicinal material leaching device, with embodiment 1, the difference is: the filter plate 11 is composed of a frame, a stainless steel wire mesh and absorbent cotton, the absorbent cotton is clamped between the two steel wire meshes, and the edge of the stainless steel wire mesh is fixed in the frame. The absorbent cotton can effectively filter out most of small particle impurities in the extracting solution; the purity of the filtrate is improved, and the influence on the test result is reduced.

Example 4

A laboratory chinese-medicinal material leaching device, with embodiment 1, the difference is: be provided with dog 14 on the inner wall of rose box 10, filter 11 places on the dog, because the filter needs the solid class impurity in the filtering extract, the filter needs to be changed after using certain number of times, consequently, can dismantle the filter setting in the rose box necessary, is convenient for change the filter.

Example 5

A laboratory chinese-medicinal material leaching device, with embodiment 1, the difference is: referring to fig. 2, the filtering box 10 is provided with a filtrate outlet 15, the filtrate outlet is located below the filtering plate 11, the filtrate outlet is connected to a suction pump 16, and the suction pump is driven by a driving device (e.g., a motor) to perform negative pressure filtering, so as to further improve the filtering efficiency of the extracting solution.

Example 6

A laboratory chinese-medicinal material leaching device, with embodiment 1, the difference is: the upper cover 2 is in threaded connection with the opening at the upper end of the tank body, and through the detachable fixing mode, the stability of the stirring shaft is improved conveniently, and the upper cover is prevented from falling off due to vibration of the electrode and the stirring shaft; and secondly, the upper cover and other parts are convenient to disassemble to clean the inner cylinder.

Example 7

A laboratory chinese-medicinal material leaching device, with embodiment 1, the difference is: discharge gate closing cap 12 and discharge gate 1.2 between realize being connected through the screw thread, specifically do: the outer surface of the lower end of the discharge port is provided with external threads, and the side wall of the discharge port sealing cover is provided with internal threads, so that the discharge port sealing cover is screwed on the lower end of the discharge port to seal the discharge port, and extract is prevented from leaking out.

Example 8

A laboratory chinese-medicinal material leaching device, with embodiment 1, the difference is: the inner tube 3 is the filter screen woven for the stainless steel wire the same with the inner tube structure, and the filter screen not only makes things convenient for passing through of extract, also can block the medicinal material in the inner tube, the separation of the extract of being convenient for more and medicinal material.

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

Claims

1. The utility model provides a laboratory chinese-medicinal material leaching device which characterized in that includes: the device comprises a tank body, an upper cover, an inner cylinder, a feed inlet, a stirring shaft, stirring blades, a motor, a cleaning pipe, a liquid outlet pipe, a filter box, a filter plate and a discharge port sealing cover; the tank body is provided with a jacket, the upper end of the tank body is opened, the lower end of the tank body is of a conical structure, and the conical tip part of the tank body is provided with a discharge hole; the jacket is provided with a water inlet and a water outlet; the upper cover is used for covering the upper end opening of the tank body, and the feed inlet is formed in the upper cover; the upper end of the inner cylinder is in a horn shape, the lower end of the inner cylinder is in a conical structure, and the upper port of the inner cylinder is fixed with the inner wall of the tank body; the lower end of the inner cylinder is fixed with the feed inlet, and a plurality of liquid outlet holes are uniformly formed in the integral structure of the inner cylinder; one end of the stirring shaft is connected with a motor fixed on the upper cover, the other end of the stirring shaft penetrates through the upper cover and then extends to the lower part of the inner cylinder, and the stirring blades are fixed on the stirring shaft; the cleaning pipe is fixed on the upper cover; the liquid outlet pipe is arranged on the conical part of the tank body and is close to the discharge hole, and a switch valve is arranged on the liquid outlet pipe; one end of the liquid outlet pipe is communicated with a gap between the tank body and the inner cylinder, the other end of the liquid outlet pipe is communicated with the filter box, and a filter plate is arranged in the filter box; the discharge port sealing cover is used for sealing the discharge port.

2. The laboratory chinese herbal medicine leaching apparatus of claim 1, wherein the feed inlet is provided with a sealing cover.

3. The laboratory chinese herbal medicine leaching apparatus of claim 1, wherein the filter plate is composed of a frame, a stainless steel wire mesh and absorbent cotton, the absorbent cotton is sandwiched between the two steel wire meshes, and edges of the stainless steel wire mesh are fixed in the frame.

4. The laboratory chinese herbal medicine leaching apparatus according to claim 1, wherein the inner wall of the filtering tank is provided with a stopper, and the filtering plate is placed on the stopper.

5. The laboratory Chinese herbal medicine leaching apparatus according to claim 1, wherein the filter box is provided with a filtrate outlet, the filtrate outlet is located below the filter plate, and the filtrate outlet is connected with a suction pump.

6. The laboratory Chinese herbal medicine leaching apparatus according to claim 1, wherein the inner cylinder employs a metal filter screen having the same structure as the inner cylinder.

7. The laboratory chinese herbal medicine leaching apparatus of any one of claims 1 to 6, wherein the upper cover is in threaded connection with the upper end opening of the tank body.

8. The laboratory chinese herbal medicine leaching apparatus of any one of claims 1 to 6, wherein the outlet seal cover is in threaded connection with the outlet.

9. The laboratory Chinese herbal medicine leaching device according to claim 8, wherein the outer surface of the lower end of the discharge port is provided with external threads, and the side wall of the discharge port sealing cover is provided with internal threads, so that the discharge port sealing cover is screwed on the lower end of the discharge port to seal the discharge port.