CN215900982U

CN215900982U - Large-flow-ratio micro mixer-settler

Info

Publication number: CN215900982U
Application number: CN202120093924.6U
Authority: CN
Inventors: 张骞; 王治钧
Original assignee: Xi'an Panshi Chemical Technology Co ltd
Current assignee: Xi'an Panshi Chemical Technology Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2022-02-25
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a high-flow-ratio micro mixing and clarifying tank which comprises a first mixing chamber, a second mixing chamber and a clarifying chamber, wherein one side wall of the first mixing chamber is fixedly connected with one side of the second mixing chamber, the other side wall of the second mixing chamber is fixedly connected with the clarifying chamber, a heavy-phase channel is arranged below the rear wall of the first mixing chamber, a light-phase inlet is arranged above the front wall of the first mixing chamber, mounting brackets are arranged at the centers of top plates of the first mixing chamber and the second mixing chamber, a first motor and a second motor are respectively arranged at the upper ends of the top plates of the first mixing chamber and the second mixing chamber, and output ends of the first motor and the second motor respectively penetrate through the top ends of the first mixing chamber and the second mixing chamber and are fixedly connected with a first connecting shaft device and a second connecting shaft device. The utility model discloses a micro mixer-settler with large flow ratio, which can improve the extraction precision by fully mixing a light phase and a heavy phase and controlling the diameter of liquid drops.

Description

Large-flow-ratio micro mixer-settler

Technical Field

The utility model relates to the technical field of contact extraction, in particular to a micro mixer-settler with a large flow ratio.

Background

A large flow ratio micro mixer-settler is a classical extraction equipment applied to industrial production, and can be operated in a single stage, and also can be operated in a multi-stage series connection or a multi-stage parallel connection. In order to increase the contact area between the two phases and to intensify the turbulent motion, a stirrer is often provided in the mixing tank. In order to increase the flow ratio, a heavy phase reflux port of the same grade is usually added on the grade inner baffle. The clarifying tank is used for separating an extract phase and a raffinate phase which are close to an equilibrium state, and the mixed liquid which is easy to clarify is layered by the density difference between the two phases.

The existing clarifying tank is only provided with one stirrer which mainly plays a role of suction, the stirring and mixing effects are weak, the diameter of liquid drops cannot be controlled in the process of flowing the mixed liquid into the clarifying tank from the mixing tank, and the phenomena of flooding and phase entrainment are easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a micro mixer-settler with a large flow ratio.

In order to achieve the purpose, the utility model adopts the following technical scheme: a high-flow-ratio micro mixing and clarifying tank comprises a first mixing chamber, a second mixing chamber and a clarifying chamber, wherein one side wall of the first mixing chamber is fixedly connected with one side of the second mixing chamber, the other side wall of the second mixing chamber is fixedly connected with the clarifying chamber, a heavy-phase channel is arranged below the rear wall of the first mixing chamber, a light-phase inlet is arranged above the front wall of the first mixing chamber, mounting brackets are arranged at the centers of top plates of the first mixing chamber and the second mixing chamber, a first motor and a second motor are respectively arranged at the upper ends of the top plates of the first mixing chamber and the second mixing chamber, the output ends of the first motor and the second motor respectively penetrate through the top ends of the first mixing chamber and the second mixing chamber and are fixedly connected with a first coupler and a second coupler, a first stirring rod and a second stirring rod are respectively and fixedly connected inside the first coupler and the second coupler, the outer sides of the first stirring rod and the second stirring rod are respectively provided with a first stirring blade and a second stirring blade, a side plate between the first mixing chamber and the second mixing chamber is a first-stage inner partition plate, a first mixing phase opening is formed in the center of the first-stage inner partition plate, a side plate between the second mixing chamber and the clarification chamber is a second-stage inner partition plate, a second mixing phase opening is formed in the center of the second-stage inner partition plate, a heavy phase backflow opening is formed in the center of the second-stage inner partition plate close to the lower opening, a light phase outlet is formed in the upper portion of the rear wall of the clarification chamber, and a heavy phase outlet is formed in the lower portion of the front wall of the clarification chamber.

As a further description of the above technical solution:

and a porous plate is fixedly arranged in the second mixed phase port.

As a further description of the above technical solution:

a flow baffle is fixedly arranged at the position, close to the upper end, of the center of the rear wall of the clarification chamber, and the front end of the flow baffle is fixedly connected to the front wall of the clarification chamber.

As a further description of the above technical solution:

the lower end of the middle part of the second-stage inner partition plate in the clarification chamber is close to the heavy phase return port and is fixedly connected with a first partition plate, the side walls of the front end and the rear end of the first partition plate are fixedly connected to the front wall and the rear wall of the clarification chamber respectively, one end of the first partition plate, which is far away from the heavy phase return port, is fixedly connected with a first oil baffle plate, and the lower end of the first oil baffle plate is fixedly connected to the bottom wall of the clarification chamber.

As a further description of the above technical solution:

the bottom of clarification chamber lateral wall and antetheca is close to heavy phase exit and is provided with the second division board, the antetheca lower extreme of clarification chamber is close to heavy phase exit fixedly connected with third division board, and the upper and lower both ends of third division board respectively with second division board, clarification chamber diapire fixed connection, and the second division board is located the top of third division board, the one end fixedly connected with second oil baffle that heavy phase exit was kept away from to second division board and third division board.

The utility model has the following beneficial effects:

compare in current device, this mixer-settler is provided with the second mixing chamber, and this structure makes mixed liquid can more abundant mix, is favorable to extraction afterwards.

Compare in current device, this mixer-settler is provided with the perforated plate, and this structure makes the mixed liquid droplet get into the clarification chamber with fixed diameter, can not lead to the extraction failure because of the droplet is too big or the undersize.

Drawings

FIG. 1 is a front sectional view of a high flow ratio micro mixer-settler according to the present invention;

FIG. 2 is a front view of a high flow ratio micro mixer-settler according to the present invention;

FIG. 3 is a side view of a second stage internal baffle in a high flow ratio micro mixer-settler according to the present invention;

FIG. 4 is a back sectional view of a clarification chamber in a high flow ratio micro mixer-settler according to the present invention.

Illustration of the drawings:

1. a first mixing chamber; 2. a heavy phase channel; 3. mounting a bracket; 4. a first coupling; 5. a first stirring rod; 6. a first stirring blade; 7. a first motor; 8. a first mixing port; 9. a first-stage inner partition plate; 10. a second mixing chamber; 11. a second-stage inner partition plate; 12. a heavy phase reflux port; 13. a light phase outlet; 14. a clarification chamber; 15. a second motor; 16. a second coupling; 17. a second stirring rod; 18. a second stirring blade; 19. a second mixed phase port; 20. a flow baffle plate; 21. a first partition plate; 22. a first oil baffle plate; 23. a light phase inlet; 24. a heavy phase outlet; 25. a perforated plate; 26. a second partition plate; 27. A third partition plate; 28. and a second oil baffle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: the utility model provides a miniature mixer-settler of heavy current ratio, including first mixing chamber 1, second mixing chamber 10 and clarification chamber 14, one side lateral wall of first mixing chamber 1 and one side fixed connection of second mixing chamber 10, the opposite side lateral wall and clarification chamber 14 fixed connection of second mixing chamber 10, heavy phase passageway 2 has been seted up to the back wall below of first mixing chamber 1, be arranged in first mixing chamber 1 with heavy phase, light phase entry 23 has been seted up to the antetheca top of first mixing chamber 1, be arranged in first mixing chamber 1 with light phase, the roof center department of first mixing chamber 1 and second mixing chamber 10 all is provided with installing support 3, the roof upper end of first mixing chamber 1 and second mixing chamber 10 is provided with first motor 7 and second motor 15 respectively, be used for driving first puddler 5 and second puddler 17 and rotate, the output of first motor 7 and second motor 15 run through the top of first mixing chamber 1 and second mixing chamber 10 respectively and fixedly connected with first shaft connector 4 and second shaft connector 16, a first stirring rod 5 and a second stirring rod 17 are fixedly connected inside the first coupler 4 and the second coupler 16 respectively, a first stirring blade 6 and a second stirring blade 18 are arranged outside the first stirring rod 5 and the second stirring rod 17 respectively, the first stirring blade 6 is used for suction, the second stirring blade 18 is used for stirring mass transfer, a side plate between the first mixing chamber 1 and the second mixing chamber 10 is a first-stage inner partition plate 9, a first mixing port 8 is arranged at the center of the first-stage inner partition plate 9 and used for transferring mixed liquid in the first mixing chamber 1 into the second mixing chamber 10, a side plate between the second mixing chamber 10 and the clarifying chamber 14 is a second-stage inner partition plate 11, a second mixing port 19 is arranged at the center of the second-stage inner partition plate 11 and used for transferring completely mixed liquid in the second mixing chamber 10 into the clarifying chamber 14, and a heavy-phase return port 12 is arranged at the lower center, for balancing the gas pressure between the second mixing chamber 10 and the clarifying chamber 14, a light phase outlet 13 is provided above the rear wall of the clarifying chamber 14 for collecting light phase, and a heavy phase outlet 24 is provided below the front wall of the clarifying chamber 14 for collecting heavy phase.

A perforated plate 25 is fixedly arranged inside the second mixed phase port 19 and is used for ensuring that liquid drops entering the clarification chamber 14 have the same diameter, a flow baffle plate 20 is fixedly arranged at the position close to the upper end of the center of the rear wall of the clarification chamber 14, the front end of the flow baffle plate 20 is fixedly connected to the front wall of the clarification chamber 14 and is used for preventing mixed liquid from directly flowing away from the light phase outlet 13, a first partition plate 21 is fixedly connected to the position, close to the heavy phase return port 12, of the lower end of the middle part of a second-stage partition plate 11 in the clarification chamber 14, the front end side wall and the rear end side wall of the first partition plate 21 are respectively and fixedly connected to the front rear wall of the clarification chamber 14 and are used for preventing the mixed liquid from directly flowing into the second mixing chamber 10 from the heavy phase return port 12, a first oil baffle plate 22 is fixedly connected to one end of the first partition plate 21, far away from the heavy phase return port 12, the lower end of the first oil baffle plate 22 is fixedly connected to the bottom wall of the clarification chamber 14 and is used for preventing the light phase from entering the second mixing chamber 10, the bottom of clarification chamber 14 lateral wall and antetheca is close to heavy phase export 24 department and is provided with second division board 26, be used for preventing heavy phase and light phase remixing, the antetheca lower extreme of clarification chamber 14 is close to heavy phase export 24 department fixedly connected with third division board 27, and the upper and lower both ends of third division board 27 respectively with second division board 26, clarification chamber 14 diapire fixed connection, and second division board 26 is located the top of third division board 27, be used for preventing most heavy phases from getting back to second mixing chamber 10 from heavy phase return opening 12, the one end fixedly connected with second baffle 28 that heavy phase export 24 was kept away from to second division board 26 and third division board 27, be used for guaranteeing the extraction precision.

The working principle is as follows: when in use, firstly, the light phase is put into the first mixing chamber 1 through the light phase inlet 23, then the heavy phase is put into the first mixing chamber 1 through the heavy phase channel 2, then the first motor 7 is turned on, the first stirring blade 6 is driven by the first stirring rod 5 to mix and break up the light phase and the heavy phase in the first mixing chamber 1, then the mixed solution enters the second mixing chamber 10 through the first mixed phase port 8, then the second motor 15 is turned on, the second stirring blade 18 is driven by the second stirring rod 17 to further mix and break up the mixed solution in the second mixing chamber 10, then the complete mixed solution is changed into liquid drops with fixed diameter through the porous plate 25 in the second mixed phase port 19 and enters the clarifying chamber 14, the liquid drops begin to be layered after a period of time, the heavy phase is arranged below the clarifying chamber 14, part of the heavy phase can flow back to the second mixing chamber 10 through the heavy phase return port 12, and the other part of the heavy phase can be collected through the heavy phase outlet 24, the light phase is arranged above the clarifying chamber 14 and can be directly collected through the light phase outlet 13.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A high flow ratio micro mixer-settler comprising a first mixing chamber (1), a second mixing chamber (10) and a clarification chamber (14), characterized in that: the device comprises a first mixing chamber (1), a second mixing chamber (10), a heavy phase channel (2), a light phase inlet (23), a clarifying chamber (14), a mounting bracket (3), a first motor (7) and a second motor (15), wherein the side wall of one side of the first mixing chamber (1) is fixedly connected with one side of the second mixing chamber (10), the side wall of the other side of the second mixing chamber (10) is fixedly connected with the clarifying chamber (14), the lower part of the rear wall of the first mixing chamber (1) is provided with the heavy phase channel, the upper part of the front wall of the first mixing chamber (1) is provided with the light phase inlet (23), the centers of the top plates of the first mixing chamber (1) and the second mixing chamber (10) are respectively provided with the mounting bracket (3), the upper ends of the top plates of the first mixing chamber (1) and the second mixing chamber (10) are respectively provided with the first motor (7) and the second motor (15), the output ends of the first motor (7) and the second motor (15) respectively penetrate through the top ends of the first mixing chamber (1) and the second mixing chamber (10) and are fixedly connected with a first coupling (4) and a second coupling (16), the inner parts of the first coupler (4) and the second coupler (16) are respectively and fixedly connected with a first stirring rod (5) and a second stirring rod (17), the outer sides of the first stirring rod (5) and the second stirring rod (17) are respectively provided with a first stirring blade (6) and a second stirring blade (18), a side plate between the first mixing chamber (1) and the second mixing chamber (10) is a first-stage inner partition plate (9), the center of the first-stage inner partition plate (9) is provided with a first mixing phase opening (8), a side plate between the second mixing chamber (10) and the clarification chamber (14) is a second-stage inner partition plate (11), the center of the second-stage inner partition plate (11) is provided with a second mixing phase opening (19), the center is provided with a heavy phase return opening (12) close to the lower opening, a light phase outlet (13) is formed above the rear wall of the clarification chamber (14), a heavy phase outlet (24) is arranged below the front wall of the clarifying chamber (14).

2. A high flow ratio micro mixer-settler of claim 1, wherein: a porous plate (25) is fixedly arranged in the second mixed phase port (19).

3. A high flow ratio micro mixer-settler of claim 1, wherein: a flow baffle plate (20) is fixedly arranged at the position close to the upper end of the center of the rear wall of the clarification chamber (14), and the front end of the flow baffle plate (20) is fixedly connected to the front wall of the clarification chamber (14).

4. A high flow ratio micro mixer-settler of claim 1, wherein: the lower extreme of the middle part of baffle (11) in the second grade in clarification chamber (14) is close to heavy phase return port (12) department fixedly connected with first division board (21), and both ends lateral wall is fixed connection respectively in the preceding back wall of clarification chamber (14) around first division board (21), the first baffle plate (22) of one end fixedly connected with of heavy phase return port (12) are kept away from in first division board (21), and the lower extreme fixed connection of first baffle plate (22) is on the diapire of clarification chamber (14).

5. A high flow ratio micro mixer-settler of claim 1, wherein: the bottom of clarification room (14) lateral wall and antetheca is close to heavy phase export (24) and locates to be provided with second division board (26), the antetheca lower extreme of clarification room (14) is close to heavy phase export (24) fixedly connected with third division board (27), and the upper and lower both ends of third division board (27) respectively with second division board (26), clarification room (14) diapire fixed connection, and second division board (26) are located the top of third division board (27), the one end fixedly connected with second oil baffle (28) of heavy phase export (24) are kept away from in second division board (26) and third division board (27).