CN113058290B

CN113058290B - Continuous extraction device

Info

Publication number: CN113058290B
Application number: CN202110384902.XA
Authority: CN
Inventors: 郑人元
Original assignee: Hangzhou Liuxian Technology Co ltd
Current assignee: Hangzhou Liuxian Technology Co ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2022-09-23
Anticipated expiration: 2041-04-09
Also published as: CN113058290A

Abstract

The invention provides a continuous extraction device, which comprises a mixed liquid inflow unit, an integrated pipeline unit and a separated liquid outflow unit, wherein the mixed liquid inflow unit, the integrated pipeline unit and the separated liquid outflow unit are sequentially in fluid communication; the separation liquid outflow unit includes: the liquid outlet device comprises a liquid outlet cavity, a first liquid outlet pipe, a second liquid outlet pipe and a liquid outflow speed adjusting assembly, wherein a first liquid outlet and a second liquid outlet are respectively arranged on the cavity wall of the liquid outlet cavity from top to bottom; and a liquid outlet of the integrated pipeline is communicated with the liquid outlet cavity. The device can realize continuous separation of the immiscible mixed liquid with different densities.

Description

Continuous extraction device

Technical Field

The invention relates to a chemical extraction device, in particular to a continuous extraction device.

Background

Extraction refers to the transfer of a compound from one solvent to another by virtue of the difference in solubility or partition coefficient of the compound in two immiscible (or slightly soluble) solvents. Extracting most compounds repeatedly. The mass transfer separation process is a widely applied unit operation, and is used for treating a two-component or multi-component solution which is immiscible with a liquid extracting agent to realize the mass transfer separation process of component separation.

At present, no matter in a laboratory or in industrial production, a common extraction device generally adopts a tank-shaped container, and after extraction of each tank is finished, extraction of a mixed solution of a next tank is carried out, so that continuous operation of extraction cannot be realized.

Disclosure of Invention

In view of the above-mentioned disadvantages of the prior art, the present invention aims to provide a continuous extraction apparatus, which is used for solving the problem that the extraction in the prior art cannot be continuously performed.

In order to achieve the above and other related objects, the present invention provides a continuous extraction apparatus, comprising a mixed liquid inflow unit, an integrated pipe unit, and a separated liquid outflow unit, the mixed liquid inflow unit, the integrated pipe unit, and the separated liquid outflow unit being in fluid communication in sequence, the integrated pipe unit comprising an integrated pipe capable of maintaining a horizontal flow of the mixed liquid; the separation liquid outflow unit includes: the liquid outlet device comprises a liquid outlet cavity, a first liquid outlet pipe, a second liquid outlet pipe and a liquid outflow speed adjusting assembly, wherein a first liquid outlet and a second liquid outlet are respectively arranged on the cavity wall of the liquid outlet cavity from top to bottom; the first liquid outlet pipe is matched with the first liquid outlet, and the second liquid outlet pipe is matched with the second liquid outlet; the liquid outflow speed adjusting assembly is used for adjusting the outflow speed of liquid in the first outflow pipe and the second outflow pipe, and the liquid outlet cavity is made of transparent materials; and a liquid outlet of the integrated pipeline is communicated with the liquid outlet cavity.

Further, the cross-section of the integrated pipe may be circular or square.

Preferably, the mixed liquid inflow unit comprises a liquid storage cavity, and the liquid storage cavity is communicated with a liquid inlet of the integrated pipeline.

Furthermore, a first liquid inlet and a second liquid inlet are arranged on the liquid storage cavity.

Furthermore, the extraction device further comprises a pump, a circulation outlet and a circulation inlet are further arranged on the liquid storage cavity, a pump and a circulation pipeline are arranged between the circulation outlet and the circulation inlet, the circulation inlet is located at the lower part of the liquid storage cavity, and the circulation outlet is located at the upper part of the liquid storage cavity.

Further, the integrated pipeline is arranged in a zigzag or surrounding manner.

Furthermore, the integrated pipelines are regularly arranged. In one embodiment, the integrated pipeline is arranged in a winding and meandering manner.

Further, the integrated pipeline unit comprises a body, the body is flat, and the integrated pipeline is arranged inside the body.

Further, the integrated piping unit includes a plurality of bodies connected to each other.

Furthermore, the junction of the integrated pipeline and the liquid outlet cavity is located in the middle of the liquid outlet cavity, the first liquid outlet is located at the upper part of the liquid outlet cavity, and the second liquid outlet is located at the lower part of the liquid outlet cavity.

Further, the first liquid outlet pipe and the second liquid outlet pipe are flexible pipes.

Further, liquid outflow speed adjusting part includes alignment jig and governing valve, the governing valve includes first governing valve and second governing valve, the alignment jig includes first alignment jig and second alignment jig, first governing valve drives first drain pipe and can reciprocate at first alignment jig, the second governing valve drives first drain pipe and can reciprocate at the second alignment jig.

Furthermore, the first adjusting frame comprises a first adjusting tooth column and a second adjusting tooth column which are oppositely arranged, and the first adjusting valve is provided with a first clamping tooth matched with the first adjusting tooth column and a second clamping tooth matched with the second adjusting tooth column; the second adjusting bracket comprises a third adjusting tooth column and a fourth adjusting tooth column which are arranged oppositely, and the second adjusting valve is provided with a third adjusting latch matched with the third adjusting tooth column and a fourth adjusting latch matched with the fourth adjusting tooth column.

Further, the tooth space of the first adjusting tooth column is the same as that of the second adjusting tooth column, and the tooth space of the third adjusting tooth column is equal to that of the fourth adjusting tooth column.

Further, the tooth space of the first adjusting tooth column, the tooth space of the second adjusting tooth column, the tooth space of the third adjusting tooth column and the tooth space of the fourth adjusting tooth column are all equal.

Further, first governing valve includes half left valve and half right valve, the latch is located the back of half left valve and the back of half right valve, the belly of half left valve and half right valve all sets up the cross section and is semicircular and direct unanimous recess and makes both combinations together just in time can the first drain pipe of centre gripping.

Further, the second regulating valve is consistent with the first regulating valve in structure.

Further, liquid outflow speed adjusting part includes monitor unit and motor, the monitor unit includes camera and microprocessor, microprocessor is connected to the camera, set up the motion track on the alignment jig, the governing valve is located on the motion track, the motor drives the governing valve up-and-down motion, microprocessor connects and controls the motor. The monitoring unit obtains a boundary between an upper page and a lower page in the liquid outlet cavity through the camera and controls the movement of the motor, and the motor can drive the first regulating valve and the second regulating valve to move.

Another aspect of the invention provides the use of a device for separating immiscible liquids of different densities.

As described above, the continuous extraction apparatus of the present invention has the following advantageous effects:

the device can realize continuous extraction, and is particularly suitable for extraction and separation of mixed liquid of continuous liquid reaction such as pipelining, micro-channels and the like.

Drawings

FIG. 1 is a schematic view of a portion of the structure of the present invention.

Fig. 2 is a schematic view of the integrated pipeline structure of the present invention.

Fig. 3 shows another structure of the integrated pipeline.

FIG. 4 is a schematic view showing the construction of a liquid outflow rate regulating member according to the present invention.

Fig. 5 is a schematic view of the regulating valve of the present invention.

Fig. 6 is a schematic diagram of a reservoir according to the present invention.

Fig. 7 is a schematic view of the liquid outlet chamber of the present invention.

Description of the element reference numerals

1 Integrated pipeline

2 liquid storage cavity

201 first liquid inlet

202 second liquid inlet

203 circulation inlet

204 circulation outlet

205 input interface

3 liquid outlet cavity

301 first liquid outlet

302 second liquid outlet

4 liquid outflow rate regulating assembly

401 first adjusting gear post

402 second adjustment tooth post

403 third adjusting toothed column

404 fourth adjusting toothed column

405 regulating valve

4051 left half valve

4052 right half valve

406 foot

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1 to 7. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

As shown in fig. 1-7, the present invention provides a continuous extraction apparatus that can be used in a laboratory or a factory. For separating two or more immiscible liquids of different densities. The device comprises an integrated pipeline unit, a separation liquid outflow unit and a mixed liquid inflow unit. The mixed liquor to be separated flows into the unit from the mixed liquor inflow unit, flows through the integrated pipeline unit, and is stood and separated in the integrated pipeline unit, so that the liquid with high density gradually settles, and the liquid with low density is arranged above the integrated pipeline.

As shown in fig. 1 and 2, the integrated piping unit includes an integrated piping that can maintain a horizontal flow of mixed liquor. The integrated pipeline is a pipeline which is tightly arranged, and the space is saved by the tight arrangement mode. In one embodiment, the integrated conduit may be tortuous or circumferentially arranged. This arrangement is one of the close packing arrangements. In a preferred embodiment, the integrated conduits are arranged regularly, such as in a meandering arrangement. In addition, the integrated pipes must be on the same horizontal plane, and only then can the stable horizontal flow of the mixed liquid in the pipes be ensured.

In an embodiment, the integrated pipe unit includes a body, the body is in a flat plate shape, and the integrated pipe is opened inside the body. Of course, the conduit may also be purely a conduit. All in keeping with the spirit of the invention.

Referring to fig. 3, in an embodiment, the integrated piping unit includes 3 bodies, but may be two or more, and the 3 bodies are connected end to end. According to different mixed liquids, different numbers of bodies are selected. When the mixed liquid to be separated needs to flow through a long path, a plurality of bodies are connected in series.

In one embodiment, the cross-section of the integrated conduit may be circular or square, without limitation.

As shown in FIG. 6, the mixed liquid inflow unit comprises a liquid storage chamber 2, and the liquid storage chamber 2 is communicated with an integrated pipeline. The shape of the reservoir may be regular or irregular, so long as it is capable of storing liquid. In one embodiment, the liquid storage cavity is a regular six-sided box structure.

In one embodiment, the liquid storage chamber is provided with a first liquid inlet 201 and a second liquid inlet 202. Both liquid inlets are located above the liquid storage chamber 2. The mixed liquid enters the liquid storage cavity 2 through the two liquid inlets and then flows into the integrated pipeline. For example, when the liquid to be mixed needs to be added with a solvent, the mixed liquid and the solvent can enter from two ports respectively. In one embodiment, the extraction apparatus further comprises a pump, the liquid storage chamber is further provided with a circulation outlet 204 and a circulation inlet 203, a pump and a circulation pipeline are arranged between the circulation outlet and the circulation inlet, the circulation inlet is located at the lower part of the liquid storage chamber, and the circulation outlet is located at the upper part of the liquid storage chamber. The pump pumps the liquid in the liquid storage cavity out of the circulating outlet by using the circulating pipeline and then pumps the liquid in the liquid storage cavity into the circulating inlet, so that the liquid in the lower layer flows into the upper part of the liquid storage cavity and is repeatedly carried out, and the purpose of uniformly mixing the liquid is achieved.

As shown in fig. 2 and 7, the separation liquid outflow unit includes: the liquid outlet device comprises a liquid outlet cavity 3, a first liquid outlet pipe (not shown in the figure), a second liquid outlet pipe (not shown in the figure) and a liquid outflow speed adjusting assembly, wherein a first liquid outlet 301 and a second liquid outlet 302 are respectively arranged on the upper part and the lower part of the cavity wall of the liquid outlet cavity 3; first drain pipe and first liquid outlet 301 match, the second drain pipe matches with second liquid outlet 302 for first drain pipe just in time can install on first liquid outlet 301, and the second drain pipe can be installed on second liquid outlet 302. The mixed liquid finally flows into and out of the liquid cavity through standing and separation of the integrated pipeline. The shape of the liquid outlet cavity is not limited, and the liquid outlet cavity is preferably a regular six-sided box body. The liquid outlet cavity is made of transparent materials, such as transparent glass or plastic, and a user can observe the color of liquid in the liquid outlet cavity. The liquid outflow speed adjusting assembly is used for adjusting the outflow speed of liquid in the first outflow pipe and the second outflow pipe; the liquid outlet of the integrated pipeline is communicated with the liquid outlet cavity 3.

In one embodiment, the connection between the integrated pipeline 1 and the liquid outlet cavity is located in the middle of the liquid outlet cavity. The first liquid outlet is located on the upper portion of the liquid outlet cavity, and the second liquid outlet is located on the lower portion of the liquid outlet cavity. After the mixed liquid flows through the integrated pipeline, the liquid with higher density flows out from the first liquid outlet, and the liquid with lower density flows out from the second liquid outlet.

In one embodiment, the first and second outlet pipes are flexible pipes. For example, a conventional plastic hose may be used.

In one embodiment, the liquid outflow rate adjusting assembly 4 includes an adjusting frame and an adjusting valve 405, the adjusting valve includes a first adjusting valve and a second adjusting valve, the adjusting frame includes a first adjusting frame and a second adjusting frame, the first adjusting valve drives the first liquid outlet pipe and can move up and down on the first adjusting frame, and the second adjusting valve drives the first liquid outlet pipe and can move up and down on the second adjusting frame. The heights of the outlets of the first liquid outlet pipe and the second liquid outlet pipe are adjusted through the adjusting frame and the adjusting valve in the embodiment, the liquid outlet pipes have different heights, so that different pressures can be caused in the liquid outlet pipes, and the flowing speed of liquid in the first liquid outlet pipe and the second liquid outlet pipe can be adjusted.

In an embodiment, the first adjusting bracket comprises a first adjusting toothed column 401 and a second adjusting toothed column 402 which are arranged oppositely, and the first adjusting valve is provided with a first latch matched with the first adjusting toothed column and a second latch matched with the second adjusting toothed column; the second adjusting bracket comprises a third adjusting toothed column and a fourth adjusting toothed column which are arranged oppositely, and a third adjusting latch matched with the third adjusting toothed column 403 and a fourth adjusting latch matched with the fourth adjusting toothed column 404 are arranged on the second adjusting valve. Therefore, the regulating valve can be conveniently and detachably fixed on the regulating tooth column, and the height of the regulating valve can be regulated.

In a preferred embodiment, the tooth space of the first adjusting tooth column is the same as the tooth space of the second adjusting tooth column, and the tooth space of the third adjusting tooth column is equal to the tooth space of the fourth adjusting tooth column. Therefore, two faces of the first adjusting valve with the adjusting toothed column can be switched randomly on the first adjusting toothed column and the second adjusting toothed column, and the process for preparing the adjusting toothed column is also facilitated.

In a preferred embodiment, the tooth space of the first adjusting tooth column, the tooth space of the second adjusting tooth column, the tooth space of the third adjusting tooth column and the tooth space of the fourth adjusting tooth column are all equal. So that the first and second regulating valves have the same structure, the first regulating tooth column 401, the second regulating tooth column 402, the third regulating tooth column 403, and the fourth regulating tooth column 404 all have the same structure.

In one embodiment, the first adjusting valve comprises a left half valve 4051 and a right half valve 4052, the latch is located on the back of the left half valve and the back of the right half valve, and the ventral portions of the left half valve and the right half valve are provided with grooves which are semicircular in cross section and consistent in diameter, so that the two are combined together to clamp the first liquid outlet pipe. And screw holes are formed in the left half valve and the right half valve, and the left half valve and the right half valve can be fixedly connected through bolts.

In one embodiment, the second regulating valve is identical in structure to the first regulating valve.

In one embodiment, the adjustment bracket further includes a support leg 406 for supporting the first adjustment tooth post, the second adjustment tooth post, the third adjustment tooth post, and the fourth adjustment tooth post.

In an embodiment, the liquid outflow speed adjusting assembly comprises a monitoring unit and a motor (not shown in the figure), the monitoring unit comprises a camera and a microprocessor, a moving track is arranged on the adjusting frame, the adjusting valve is arranged on the moving track, the motor can drive the adjusting valve to move up and down, and the microprocessor is connected with and controls the motor. The camera transmits a monitoring signal (the position of a boundary of liquid in the liquid outlet cavity) to the microprocessor, the microprocessor identifies the boundary of an upper page and a lower page in the liquid outlet cavity and controls the motor to move, and the motor can drive the first regulating valve and the second regulating valve to move. The number of the motors can be two, and each motor is connected with one regulating valve. The moving tracks are also provided with a plurality of regulating valves, and each regulating valve is arranged on one moving track. The movement track may take the form of a belt or a rail.

When the mixed liquid flows into the separation outflow unit from the integrated pipeline unit in the using process, the mixed liquid is positioned below the unit with higher density, and the mixed liquid is positioned above the unit with lower density. When the boundary of the upper layer liquid and the lower layer liquid reaches the middle part of the liquid outlet cavity, the openings of the first liquid outlet pipe and the second liquid outlet pipe are opened, the height of the two liquid outlet pipes is slowly adjusted through the adjusting valve to adjust the outflow speed of the two liquids, and the boundary of the two liquids is guaranteed to be always located at the middle point of the liquid outlet cavity, so that the liquid with high density always flows out from the liquid outlet below, and the liquid with low density always flows out from the liquid outlet above. The device can realize continuous separation of incompatible mixed liquid with different densities. The boundary line of the two kinds of liquid can be analyzed through the camera, and the other set of motor is used for controlling the height of the two liquid outlet pipes to be automatically adjusted so as to adjust the outflow speed of the two kinds of liquid.

Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Those skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A continuous extraction plant, characterized in that it comprises at least:

the device comprises a mixed liquid inflow unit, an integrated pipeline unit and a separated liquid outflow unit, wherein the mixed liquid inflow unit, the integrated pipeline unit and the separated liquid outflow unit are sequentially in fluid communication, and the integrated pipeline unit comprises an integrated pipeline capable of enabling the mixed liquid to keep horizontal flow; the separation liquid outflow unit includes: the liquid outlet device comprises a liquid outlet cavity, a first liquid outlet pipe, a second liquid outlet pipe and a liquid outflow speed adjusting assembly, wherein a first liquid outlet and a second liquid outlet are respectively arranged on the cavity wall of the liquid outlet cavity from top to bottom; the first liquid outlet pipe is matched with the first liquid outlet, and the second liquid outlet pipe is matched with the second liquid outlet; the liquid outflow speed adjusting assembly is used for adjusting the outflow speed of liquid in the first outflow pipe and the second outflow pipe, and the liquid outlet cavity is made of transparent materials; the liquid outlet of the integrated pipeline is communicated with the liquid outlet cavity, the integrated pipeline unit comprises a body, the body is flat, and the integrated pipeline is arranged in the body; liquid outflow speed adjusting part includes alignment jig and governing valve, the governing valve includes first governing valve and second governing valve, the alignment jig includes first alignment jig and second alignment jig, first governing valve drives first drain pipe and can reciprocate at first alignment jig, the second governing valve drives first drain pipe and can reciprocate at the second alignment jig.

2. The continuous extraction apparatus of claim 1, wherein: the mixed liquid inflow unit comprises a liquid storage cavity, the liquid storage cavity is communicated with a liquid inlet of the integrated pipeline, and a first liquid inlet and a second liquid inlet are formed in the liquid storage cavity.

3. The continuous extraction apparatus of claim 2, wherein: the extraction device further comprises a pump, a circulation outlet and a circulation inlet are further arranged on the liquid storage cavity, a pump and a circulation pipeline are arranged between the circulation outlet and the circulation inlet, the circulation inlet is located at the lower portion of the liquid storage cavity, and the circulation outlet is located at the upper portion of the liquid storage cavity.

4. The continuous extraction apparatus of claim 1, wherein: the junction of integrated pipeline and play sap cavity is located the middle part in a sap cavity, first liquid outlet is located the upper portion in a sap cavity, the second liquid outlet is located the lower part in a sap cavity.

5. The continuous extraction apparatus of claim 4, wherein: the first adjusting frame comprises a first adjusting tooth column and a second adjusting tooth column which are arranged oppositely, and the first adjusting valve is provided with a first clamping tooth matched with the first adjusting tooth column and a second clamping tooth matched with the second adjusting tooth column; the second adjusting bracket comprises a third adjusting tooth column and a fourth adjusting tooth column which are arranged oppositely, and the second adjusting valve is provided with a third adjusting latch matched with the third adjusting tooth column and a fourth adjusting latch matched with the fourth adjusting tooth column.

6. The continuous extraction apparatus of claim 5, wherein: first governing valve includes half valve on the left side and half valve on the right side, and the latch is located the back of half valve on the left side and the back of half valve on the right side, the belly of half valve on the left side and half valve on the right side all sets up the cross section and is semicircular and direct unanimous recess and makes both combinations together just in time can the first drain pipe of centre gripping.

7. The continuous extraction apparatus of claim 4, wherein: the second regulating valve is consistent with the first regulating valve in structure.

8. The continuous extraction apparatus of claim 4, wherein: the liquid outflow speed adjusting assembly comprises a monitoring unit and a motor, the monitoring unit comprises a camera and a microprocessor, the camera is connected with the microprocessor, a movement track is arranged on the adjusting frame, the adjusting valve is arranged on the movement track, the motor can drive the adjusting valve to move up and down, and the microprocessor is connected with and controls the motor.