CN216571660U - Liquid-liquid extraction device - Google Patents

Abstract

The utility model discloses a liquid-liquid extraction device which comprises an upper end bucket body and a lower end bucket body, wherein the upper end bucket body and the lower end bucket body are in through connection through a connecting pipe, the upper end of the upper end bucket body is connected with a bucket plug through an upper pipe, a first cock is arranged on the connecting pipe, a piston is arranged on the lower end bucket body, the lower end of the lower end bucket body is connected with a lower pipe, and a second cock is arranged on the lower pipe. According to the liquid-liquid extraction device, the upper bucket body and the lower bucket body are combined, so that extracted substances can be kept in the extraction device, the loss of target objects is reduced, repeated extraction is facilitated for many times, continuous extraction is realized, and the operation is convenient and fast.

Description

Liquid-liquid extraction device

Technical Field

The utility model relates to the technical field of extraction, in particular to a liquid-liquid extraction device.

Background

Liquid-liquid extraction is a common method for separating and purifying liquid mixtures, and utilizes the difference in the partition coefficients of organic substances in two solvents which are not mutually soluble to transfer target organic substances from one solvent to another solvent which is easy to separate. Extraction cannot be completed at one time, and the basic purification can be realized only by extracting for 3 to 5 times. At present, what laboratory separated liquid operation adopted is traditional separating funnel device, is not convenient for carry out extraction operation many times. The extracted substances need to be poured out and collected every time of extraction, and then poured into the separating funnel again for extraction, and the extraction process is discontinuous and tedious.

Therefore, there is a need to design a new liquid-liquid extraction apparatus that can realize continuous extraction and is easy to operate.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the present invention is to provide a liquid-liquid extraction apparatus, which overcomes the above-mentioned defects of the prior art and can realize continuous extraction.

The technical problem to be solved by the utility model is realized by the following technical scheme:

the utility model provides a liquid-liquid extraction device, includes upper end bucket body and lower extreme bucket body, the upper end bucket body with the lower extreme bucket body passes through connecting pipe through connection, the upper end of upper end bucket body is passed through the top tube and is linked to each other with fill the stopper, be provided with first cock on the connecting pipe, be provided with the piston on the lower extreme bucket body, the lower extreme and the low tube of lower extreme bucket body link to each other, be provided with the second cock on the low tube.

Preferably, in the above technical solution, the upper pipe, the upper end bucket body, the connecting pipe, the lower end bucket body, and the lower pipe are integrally connected.

Preferably, in the above technical scheme, the upper end of the upper tube is provided with an internal thread, and the internal thread is matched with an external thread arranged on the bucket plug to realize screwing.

Preferably, in the above technical solution, the piston is disposed at one end of the lower end bucket body close to the upper end bucket body, and the piston is used for adding an extracting agent.

Preferably, in the above technical solution, the liquid-liquid extraction apparatus further includes a support having a base, and the support is used for supporting the upper end bucket body and/or the lower end bucket body.

Preferably, in the above technical solution, the upper end bucket body and the lower end bucket body are both spherical bucket bodies.

The technical scheme of the utility model has the following beneficial effects:

(1) according to the liquid-liquid extraction device, the upper bucket body and the lower bucket body are combined, so that extracted substances can be kept in the extraction device, the loss of target objects is reduced, repeated extraction is facilitated for many times, continuous extraction is realized, and the operation is convenient and fast.

(2) The liquid-liquid extraction device disclosed by the utility model has the advantages that the extracting agent is added through the piston, and the operation is convenient and fast.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

FIG. 1 is a schematic view of a liquid-liquid extraction apparatus of the present invention.

Wherein: 1-bucket plug, 2-upper end bucket body, 3-first cock, 4-lower end bucket body, 5-second cock and 6-piston.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

As shown in fig. 1, a liquid-liquid extraction apparatus includes: hopper stopper 1, upper end bucket body 2, first cock 3, lower extreme bucket body 4, second cock 5, piston 6, connecting pipe 7, low tube 8, upper tube 9. The following details:

the utility model provides a liquid-liquid extraction device, includes upper end bucket 2 and lower extreme bucket 4, and upper end bucket 2 and lower extreme bucket 4 pass through connecting pipe 7 through-connection, and the upper end of upper end bucket 2 links to each other with fill stopper 1 through upper tube 9, is provided with first cock 3 on the connecting pipe 7, is provided with piston 6 on the lower extreme bucket 4, and the lower extreme of lower extreme bucket 4 links to each other with low tube 8, is provided with second cock 5 on the low tube 8.

Further, the upper pipe 9, the upper end bucket 2, the connection pipe 7, the lower end bucket 4, and the lower pipe 8 are integrally connected.

Furthermore, the upper end of upper tube 9 is provided with the internal thread, and the internal thread cooperatees with the external screw thread that sets up on fill stopper 1 and realizes screwing up.

Further, a piston 6 is disposed at one end of the lower-end bucket body 4 close to the upper-end bucket body 2, and the piston 6 is used for adding an extracting agent.

Further, the liquid-liquid extraction apparatus further includes a support (not shown) having a base for supporting the upper and/or lower buckets 2 and 4.

Preferably, the upper end bucket 2 and the lower end bucket 4 are both spherical buckets. Of course, the present application is not limited thereto. The skilled person can select suitable shapes for alternative selection as required.

The application discloses liquid-liquid extraction device, during the use:

(1) checking means, which close the first cock 3, the second cock 5 and the piston 6;

(2) adding the mixture and an extracting agent into an upper end hopper body 2, closing a hopper plug 1, and vibrating and layering;

(3) opening the first cock 3 to enable the lower-layer liquid to enter the lower-end hopper body 4, then closing the first cock 3, opening the top hopper plug 1, and pouring out the upper-layer liquid;

(4) adding an extracting agent into the lower end bucket body 4 according to the requirement, wherein the extracting agent is added through a piston 6;

(5) closing the top hopper plug 1, pressing the top hopper plug 1 with the upper pipe 9 tightly, inverting the extraction device, opening the first cock 3, pouring the liquid in the lower hopper body 4 into the upper hopper body 2 again, and closing the first cock 3 in the middle;

(6) after repeating the above-mentioned extraction operations several times, the lower layer of liquid finally flows out through the second cock 5 which is opened.

Although the present invention has been described with reference to the above embodiments, it should be understood that the present invention is not limited thereto, and various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present invention.

Claims (6)

1. The liquid-liquid extraction device is characterized by comprising an upper end bucket body (2) and a lower end bucket body (4), wherein the upper end bucket body (2) and the lower end bucket body (4) are connected in a through mode through a connecting pipe (7), the upper end of the upper end bucket body (2) is connected with a bucket plug (1) through an upper pipe (9), a first cock (3) is arranged on the connecting pipe (7), a piston (6) is arranged on the lower end bucket body (4), the lower end of the lower end bucket body (4) is connected with a lower pipe (8), and a second cock (5) is arranged on the lower pipe (8).

2. The apparatus according to claim 1, wherein the upper pipe (9), the upper funnel (2), the connecting pipe (7), the lower funnel (4) and the lower pipe (8) are integrally connected.

3. A liquid-liquid extraction apparatus according to claim 1 wherein the upper end of the upper pipe (9) is provided with internal threads which cooperate with external threads provided on the hopper plug (1) to effect screwing.

4. The apparatus according to claim 1, wherein the piston (6) is arranged at one end of the lower bucket body (4) close to the upper bucket body (2), and the piston (6) is used for adding an extracting agent.

5. The apparatus according to claim 1, further comprising a support having a base for holding the upper (2) and/or lower (4) buckets.

6. The apparatus of claim 1, wherein the upper (2) and lower (4) buckets are spherical buckets.

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