CN211411638U

CN211411638U - Membrane separator for extracting soybean phospholipids

Info

Publication number: CN211411638U
Application number: CN201922262174.6U
Authority: CN
Inventors: 胡建新; 陈辉; 张华�; 周承东; 方胜
Original assignee: Anqing Zhongchuang Engineering & Technology Co ltd
Current assignee: Anqing Zhongchuang Engineering & Technology Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-09-04
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a membrane separator for extracting soybean phospholipid, which can increase the contact area between a membrane component and liquid by arranging the membrane component into a folding shape, thereby increasing and improving the separation efficiency; a first baffle, a second baffle and a third baffle are arranged in the membrane assembly, and the first baffle, the second baffle and the third baffle are fixed on the inner wall of the membrane assembly through compression springs, so that the liquid circulation can be slowed down, and meanwhile, when liquid enters the membrane assembly, the liquid falls on the first baffle, the second baffle and the third baffle and can splash onto the membrane assembly, so that the contact area between the liquid and the membrane assembly can be further increased, and the separation efficiency can be further improved; through setting up the gas pitcher, make the gas in the gas pitcher carry in the air duct, and then enter into the membrane module through the air duct, can increase the inside pressure of membrane module, can further improve the efficiency of separation.

Description

Membrane separator for extracting soybean phospholipids

Technical Field

The utility model relates to a membrane separator, in particular to a membrane separator for extracting soybean phospholipid.

Background

The membrane separator is a device for separating, grading, purifying and enriching two-component or multi-component solute and solvent by using natural or artificial synthetic polymer membrane and using the driving force of external energy or chemical potential difference. The core part of the membrane separator is a membrane module, which can be divided into a tubular membrane module, a capillary membrane module, a hollow fiber membrane module, a flat-plate membrane module and a winding membrane module according to the form of the membrane.

When the membrane separator used at present is used, the separation effect is not good enough due to the fact that liquid passes through the inside of the membrane separator fast, and improvement is needed for the separation effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a membrane separator for soybean phospholipid extraction to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a membrane separator for extracting soybean phospholipids comprises a membrane separator body, wherein the membrane separator body comprises an upper shell, a lower shell and a membrane assembly, one end of each of the upper shell and the lower shell is provided with a connecting cavity, a fixing head is arranged in the middle of each connecting cavity, and connectors at two ends of the membrane assembly respectively extend into the fixing heads in the two connecting cavities; the membrane component is arranged in a folded shape, a first baffle, a second baffle and a third baffle are arranged inside the membrane component, and the outer sides of the first baffle, the second baffle and the third baffle are connected to the inner wall of the membrane component through a plurality of compression springs; and a flushing liquid tank and a gas tank are also arranged on the outer side of the membrane separator body.

As a further aspect of the present invention: the outer sides of the ends, far away from the connecting cavity, of the upper shell and the lower shell are respectively fixed with a connecting plate, the connecting plates are provided with corresponding connecting holes, and the connecting plates through which the upper shell and the lower shell pass are fixedly connected through a plurality of bolts and nuts.

As a further aspect of the present invention: a liquid inlet pipeline and an air inlet pipeline are further arranged in the connecting cavity of the upper shell, one ends of the liquid inlet pipeline and the air inlet pipeline extend out of the connecting cavity, the other ends of the liquid inlet pipeline and the air inlet pipeline are communicated with the connecting cavity, and valves are mounted inside the ends of the liquid inlet pipeline and the air inlet pipeline, which extend out of the connecting cavity; the top of connecting the chamber still is provided with sewage discharge port, the inside of sewage discharge port also installs the valve.

As a further aspect of the present invention: the gas outlet of gas pitcher is connected with the air duct inlet end, and the end of giving vent to anger of this air duct passes through quick-operation joint and connects the inlet end of inlet line, still install No. two pumps on the gas outlet of gas pitcher.

As a further aspect of the present invention: a liquid outlet pipeline and a back flush pipeline are also arranged in the connecting cavity of the lower shell, the outlet ends of the liquid outlet pipeline and the back flush pipeline are communicated with the connecting cavity, the inlet ends of the liquid outlet pipeline and the back flush pipeline extend out of the connecting cavity, and valves are arranged inside the ends of the liquid outlet pipeline and the back flush pipeline, which extend out of the connecting cavity.

As a further aspect of the present invention: the outlet end of the flushing liquid tank is connected with a water guide pipe, the outlet end of the water guide pipe is connected with a liquid inlet of a backwashing pipeline through a quick connector, and a first pump is installed at the outlet end of the flushing liquid tank.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the membrane component is arranged in a folded shape, so that the contact area between the membrane component and liquid can be increased, and the separation efficiency can be improved; a first baffle, a second baffle and a third baffle are arranged in the membrane assembly, and the first baffle, the second baffle and the third baffle are fixed on the inner wall of the membrane assembly through compression springs, so that the liquid circulation can be slowed down, and meanwhile, when liquid enters the membrane assembly, the liquid falls on the first baffle, the second baffle and the third baffle and can splash onto the membrane assembly, so that the contact area between the liquid and the membrane assembly can be further increased, and the separation efficiency can be further improved;

2. by arranging the air tank and arranging the air inlet pipeline in the connecting cavity outside the upper shell, the air inlet pipeline can be connected with the air tank, so that air in the air tank is conveyed into the air guide pipe and then enters the membrane module through the air guide pipe, the pressure in the membrane module can be increased, and the separation efficiency can be further improved;

3. through the arrangement of the flushing liquid tank and the arrangement of the back flushing pipeline in the connecting cavity on the outer side of the lower shell, flushing liquid can enter the membrane assembly through the back flushing pipeline, so that the interior of the membrane assembly can be flushed, the cleanliness of the interior of the membrane assembly can be further ensured, and the service life of the membrane separator can be prolonged.

Drawings

Fig. 1 is a front view of the membrane separator for extracting soybean phospholipids of the present invention.

FIG. 2 is an internal structure diagram of the membrane separator for extracting soybean phospholipids of the present invention.

Fig. 3 is a structural diagram of a membrane module of a membrane separator for extracting soybean lecithin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a membrane separator for extracting soybean phospholipid includes a membrane separator body 1, where the membrane separator body 1 includes an upper casing 2, a lower casing 3 and a membrane module 11, one end of each of the upper casing 2 and the lower casing 3 is provided with a connecting cavity 4, a fixing head 5 is disposed in the middle of each connecting cavity 4, and connectors at two ends of the membrane module 11 respectively extend into the fixing heads 5 in the two connecting cavities 4 to be disposed therein; the membrane module 11 is arranged in a folded shape, a first baffle plate 12, a second baffle plate 13 and a third baffle plate 14 are arranged inside the membrane module 11, and the outer sides of the first baffle plate 12, the second baffle plate 13 and the third baffle plate 14 are connected to the inner wall of the membrane module 11 through a plurality of compression springs 15; the outer side of the membrane separator body 1 is also provided with a flushing liquid tank 16 and a gas tank 18; the first baffle plate 12, the second baffle plate 13 and the third baffle plate 14 are fixed on the inner wall of the membrane assembly 11 through the compression springs 15, so that the liquid circulation can be slowed down, meanwhile, when liquid enters the membrane assembly 11, the liquid falls on the first baffle plate 12, the second baffle plate 13 and the third baffle plate 14 and can be splashed onto the membrane assembly 11, the contact area between the liquid and the membrane assembly 11 can be further increased, and the separation efficiency can be further improved.

Referring to fig. 1-2, the outer sides of the ends of the upper shell 2 and the lower shell 3 away from the connecting cavity 4 are both fixed with a connecting plate 20, the connecting plates 20 are both provided with corresponding connecting holes, and the connecting plates 20 through which the upper shell 2 and the lower shell 3 pass are fixedly connected through a plurality of bolts and nuts; a liquid inlet pipeline 6 and an air inlet pipeline 10 are also arranged in the connecting cavity 4 of the upper shell 2, one ends of the liquid inlet pipeline 6 and the air inlet pipeline 10 extend out of the connecting cavity 4, the other ends of the liquid inlet pipeline 6 and the air inlet pipeline 10 are communicated with the connecting cavity 4, and valves are arranged inside the ends, extending out of the connecting cavity 4, of the liquid inlet pipeline 6 and the air inlet pipeline 10; a sewage discharge port 9 is also arranged at the top end of the connecting cavity 4, and a valve is also arranged inside the sewage discharge port 9; the air outlet of the air tank 18 is connected with the air inlet end of an air guide pipe, the air outlet end of the air guide pipe is connected with the air inlet end of the air inlet pipeline 10 through a quick connector, and the air outlet of the air tank 18 is also provided with a second pump 19; by arranging the upper shell 2 and the lower shell 3, the upper shell 2 and the lower shell 3 can be conveniently opened, so that the membrane assembly 11 in the membrane module can be conveniently overhauled; through setting up gas pitcher 18, set up inlet line 10 in the connecting chamber 4 outside last casing 2, can make inlet line 10 connect gas pitcher 18, make the gas in the gas pitcher 18 carry in the air duct, and then enter into membrane module 11 through the air duct in, can increase the inside pressure of membrane module 11, can further improve the efficiency of separation.

Referring to fig. 2, a liquid outlet pipeline 7 and a back flush pipeline 8 are further arranged in the connecting cavity 4 of the lower shell 3, outlet ends of the liquid outlet pipeline 7 and the back flush pipeline 8 are both communicated with the connecting cavity 4, inlet ends of the liquid outlet pipeline 7 and the back flush pipeline 8 are both arranged to extend out of the connecting cavity 4, and valves are respectively arranged inside one ends of the liquid outlet pipeline 7 and the back flush pipeline 8 extending out of the connecting cavity 4; the outlet end of the flushing liquid tank 16 is connected with a water guide pipe, the outlet end of the water guide pipe is connected with the liquid inlet of the backwashing pipeline 8 through a quick connector, and the outlet end of the flushing liquid tank 16 is provided with a first pump 17; by arranging the flushing liquid tank 16 and the back flushing pipeline 8 in the connecting cavity 4 at the outer side of the lower shell 3, flushing liquid can enter the membrane component 11 through the back flushing pipeline 8, so that the interior of the membrane component 11 can be flushed, the cleanliness of the interior of the membrane component 11 can be ensured, and the service life of the membrane separator can be prolonged.

The working principle is as follows: liquid enters the connecting cavity 4 above the upper shell 2 through the liquid inlet pipeline 6 and then enters the membrane module 11 through the connector of the membrane module 11, the liquid falls on the first baffle plate 12 firstly, under the action of the compression spring 15, the liquid is splashed to the inner wall of the membrane module 11, so that the contact area between the liquid and the membrane module 11 can be increased, the liquid can be separated through the membrane module 11, part of the liquid falls on two sides of the first baffle plate 12 and then falls on the second baffle plate 13 below the first baffle plate, under the action of the compression spring 15 below the second baffle plate 13, the liquid is further splashed to the inner wall of the membrane module 11, the contact area between the liquid and the membrane module 11 can be further increased, the liquid can be further separated through the membrane module 11, the liquid which is not in contact with the membrane module 11 falls on the third baffle plate 14 through two sides of the second baffle plate 13, the liquid splashes to the membrane module 11 again by the action of the compression spring 15, and the partial liquid can be separated, so that the liquid separation efficiency can be further increased. When the separation efficiency needs to be increased again, the second pump 19 of the gas outlet of the gas tank 18 is started, so that the second pump 19 conveys gas into the gas guide pipe and further into the fixing head 5, and then the gas enters the membrane module 11, the pressure inside the membrane module 11 can be increased, and the separation efficiency of the liquid can be increased again. After the liquid separation operation is finished, the first pump 17 is started, so that the flushing liquid in the flushing liquid tank 16 is conveyed into the backwashing pipeline 8 and then conveyed into the fixing head 5 below the lower shell 3, and then the liquid is conveyed into the membrane assembly 11, so that the membrane assembly 11, the first baffle 12, the second baffle 13, the third baffle 14 and the compression spring 15 are flushed by the flushing liquid, the interior of the membrane assembly 11 can be flushed, and the flushed flushing liquid is discharged through the sewage discharge port 9.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A membrane separator for soybean lecithin extraction, comprising a membrane separator body (1), characterized in that: the membrane separator body (1) comprises an upper shell (2), a lower shell (3) and a membrane assembly (11), wherein one end of each of the upper shell (2) and the lower shell (3) is provided with a connecting cavity (4), the middle of each connecting cavity (4) is provided with a fixing head (5), and connectors at two ends of the membrane assembly (11) respectively extend into the fixing heads (5) in the two connecting cavities (4); the membrane component (11) is arranged in a folded shape, a first baffle (12), a second baffle (13) and a third baffle (14) are arranged inside the membrane component (11), and the outer sides of the first baffle (12), the second baffle (13) and the third baffle (14) are connected to the inner wall of the membrane component (11) through a plurality of compression springs (15); the outer side of the membrane separator body (1) is also provided with a flushing liquid tank (16) and a gas tank (18).

2. The membrane separator for soybean phospholipid extraction as claimed in claim 1, wherein: the outer sides of the ends, far away from the connecting cavity (4), of the upper shell (2) and the lower shell (3) are respectively fixed with a connecting plate (20), the connecting plates (20) are provided with corresponding connecting holes, and the connecting plates (20) through which the upper shell (2) and the lower shell (3) pass are fixedly connected through a plurality of bolts and nuts.

3. The membrane separator for soybean phospholipid extraction as claimed in claim 1, wherein: a liquid inlet pipeline (6) and an air inlet pipeline (10) are further arranged in the connecting cavity (4) of the upper shell (2), one ends of the liquid inlet pipeline (6) and the air inlet pipeline (10) extend out of the connecting cavity (4) to be arranged, the other ends of the liquid inlet pipeline (6) and the air inlet pipeline (10) are communicated with the connecting cavity (4) to be arranged, and valves are mounted inside the ends, extending out of the connecting cavity (4), of the liquid inlet pipeline (6) and the air inlet pipeline (10); the top of connecting chamber (4) still is provided with sewage discharge port (9), the inside of sewage discharge port (9) is also installed the valve.

4. The membrane separator for soybean phospholipid extraction as claimed in claim 3, wherein: the air outlet of the air tank (18) is connected with an air inlet end of an air guide pipe, the air outlet end of the air guide pipe is connected with the air inlet end of the air inlet pipeline (10) through a quick connector, and the air outlet of the air tank (18) is further provided with a second pump (19).

5. The membrane separator for soybean phospholipid extraction as claimed in claim 1, wherein: a liquid outlet pipeline (7) and a back flush pipeline (8) are further arranged in the connecting cavity (4) of the lower shell (3), the outlet ends of the liquid outlet pipeline (7) and the back flush pipeline (8) are communicated with the connecting cavity (4), the inlet ends of the liquid outlet pipeline (7) and the back flush pipeline (8) extend out of the connecting cavity (4), and valves are mounted inside the ends, extending out of the connecting cavity (4), of the liquid outlet pipeline (7) and the back flush pipeline (8).

6. The membrane separator for soybean phospholipid extraction as claimed in claim 5, wherein: the outlet end of the flushing liquid tank (16) is connected with a water guide pipe, the outlet end of the water guide pipe is connected with a liquid inlet of a backwashing pipeline (8) through a quick connector, and a first pump (17) is installed at the outlet end of the flushing liquid tank (16).