CN215462110U

CN215462110U - Solvent separation device for coupling, spraying and rectifying of hypergravity bed

Info

Publication number: CN215462110U
Application number: CN202122205316.2U
Authority: CN
Inventors: 蒋晓霄; 张小雷; 张峰; 陈磊
Original assignee: Zhejiang Yaguang Technology Co ltd
Current assignee: Zhejiang Yaguang Technology Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-01-11
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a solvent separation device for coupling, spraying and rectifying of a hypergravity bed, which comprises a raw material tank, an evaporation chamber and a finished product tank, and is characterized in that: the top of evaporating chamber is equipped with the nozzle, the exit linkage of head tank has the charge pump, the exit linkage of charge pump has first filter, the nozzle in the exit linkage evaporating chamber of first filter, the gas outlet that the evaporating chamber is located the top is connected with hypergravity bed, the liquid outlet that hypergravity bed is located the bottom is connected with the buffer tank, the exit linkage of buffer tank has the high-pressure pump, the exit linkage of high-pressure pump has the second filter, the nozzle in the exit linkage evaporating chamber of second filter, the gas outlet that hypergravity bed is located the top is connected with the condenser, the exit linkage of condenser has the backward flow jar, the exit linkage of backward flow jar has the backwash pump, the backwash pump passes through outlet pipe and connects hypergravity bed and finished product jar respectively. The utility model combines the advantages of the hypergravity and the spraying technology, and solves the problem of small processing capacity of the conventional hypergravity rectifying equipment.

Description

Solvent separation device for coupling, spraying and rectifying of hypergravity bed

Technical Field

The utility model relates to the technical field of organic solvent separation, in particular to an improved solvent separation device for coupling supergravity bed with spray rectification.

Background

Various organic solvents are used in the production process of the industries such as pharmacy, fine chemistry and the like, various organic solvent separation methods are available, extraction, adsorption, rectification, membrane filtration and the like are adopted, the rectification is mostly applied, the traditional rectification equipment is mainly a rectification tower, the rectification tower is high in equipment, large in size and low in separation efficiency, and the requirements for energy conservation and consumption reduction cannot be met more and more.

The hypergravity rectification mainly utilizes a hypergravity technology to strengthen the gas-liquid mass and heat transfer process, and the hypergravity bed of the novel energy-saving rectification equipment mainly utilizes a centrifugal force field to replace a conventional gravity field, so that liquid is in the form of liquid drops, liquid threads and a liquid film under the action of the centrifugal force, the contact area with gas is improved, and the updating of the specific surface area is accelerated. The baffling type high-gravity field rotating bed device disclosed in CN2523482Y, which is a special network of China, can greatly enhance the gas-liquid mass and heat transfer process, but the baffling structure is only suitable for occasions with small solvent treatment capacity, and the device cannot normally operate when the treatment capacity is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the defects of the prior art and provides a solvent separation device for coupling spray rectification of a supergravity bed, which has large treatment capacity and stable operation.

In order to solve the technical problems, the utility model is realized by adopting the following technical scheme: this kind of solvent separator of hypergravity bed coupling spray distillation, including head tank, evaporating chamber and finished product jar, its characterized in that: the utility model discloses a high-pressure vacuum evaporation device, including evaporation chamber, feed tank, buffer tank, high-pressure pump, second filter, nozzle in the evaporation chamber, the exit linkage of feed tank has the charge pump, the exit linkage of feed pump has first filter, the nozzle in the exit linkage evaporation chamber of first filter, the gas outlet that the evaporation chamber is located the top is connected with hypergravity bed, the liquid outlet that hypergravity bed is located the bottom is connected with the buffer tank, the exit linkage of buffer tank has the high-pressure pump, the exit linkage of high-pressure pump has the second filter, the nozzle in the exit linkage evaporation chamber of second filter, the gas outlet that hypergravity bed is located the top is connected with the condenser, the exit linkage of condenser has the backward flow jar, the exit linkage of backward flow jar has the backwash pump, the backward flow pump passes through outlet pipe and connects hypergravity bed and finished product jar respectively.

The hypergravity bed comprises a cylinder body, wherein a gas outlet and a liquid backflow port are formed in the top of the cylinder body, a liquid outlet and a gas inlet are formed in the bottom of the cylinder body, a liquid inlet is formed in the middle of the cylinder body, a stator, a rotor and a rotating shaft are arranged in the cylinder body, the rotor is fixed to the rotating shaft, the stator is arranged above the rotor, the stator is fixed to the cylinder body, a plurality of spoilers are arranged between the rotor and the stator at intervals, the spoilers are fixed to the rotor, and a plurality of small holes are formed in the spoilers.

The spoiler is provided with 2-20 blocks.

The aperture of the small hole on the spoiler is 1-10 mm.

1-10 nozzles are uniformly distributed.

The stator and the rotor are provided with 1-6 layers which are matched with each other.

The improved solvent separation device for coupling spray rectification of the hypergravity bed has the advantages that the hypergravity bed is designed into a stator and rotor combination, the rotor is provided with the perforated spoilers with different numbers, liquid is sheared into fine liquid drops, liquid threads and liquid films by the small holes on the spoilers under the action of centrifugal force, the liquid speed is high, the retention time is short, the stators are not provided with the spoilers, the liquid cannot be gathered on the stators, the gas-liquid flux can be greatly improved, the processing capacity of equipment is improved, the gas-liquid mass transfer and heat transfer rate is improved by increasing the number of the spoilers on the rotor, meanwhile, the coupling spray rectification is adopted, the liquid enters an evaporation chamber to be instantly atomized under the action of a nozzle, a large surface area is formed to be fully contacted with the gas, and the separation performance of the solvent is greatly improved.

Drawings

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

FIG. 1 is a block diagram of the present invention.

FIG. 2 is a view of the supergravity bed of the present invention.

FIG. 3 is a view of the arrangement of the nozzles of the evaporation chamber of the present invention.

Detailed Description

The drawings show the structure of the utility model, and the details thereof are further described below with reference to the drawings. In the embodiment, the solvent separation device for coupling, spraying and rectifying of the supergravity bed comprises a raw material tank 1, an evaporation chamber 5 and a finished product tank 15, wherein a nozzle 4 is arranged at the top of the evaporation chamber 5, 1-10 nozzles which are uniformly distributed are arranged on the nozzles 4, an outlet of the raw material tank 1 is connected with a feed pump 2, an outlet of the feed pump 2 is connected with a first filter 3, an outlet of the first filter 3 is connected with the nozzle 4 in the evaporation chamber 5, a gas outlet of the evaporation chamber 5 at the top is connected with the supergravity bed 6, a liquid outlet of the supergravity bed 6 at the bottom is connected with a buffer tank 7, an outlet of the buffer tank 7 is connected with a high-pressure pump 8, an outlet of the high-pressure pump 8 is connected with a second filter 9, an outlet of the second filter 9 is connected with the nozzle 4 in the evaporation chamber 5, and a gas outlet of the supergravity bed 6 at the top is connected with a condenser 10, the exit linkage of condenser 10 has reflux tank 11, the exit linkage of reflux tank 11 has backwash pump 12, backwash pump 12 passes through

outlet line

13, 14 and connects hypergravity bed 6 and finished product jar 15 respectively.

The working principle of the utility model is that the solvent to be separated is conveyed from a raw material tank 1 to a first filter 3 through a feed pump 2, is filtered by the first filter 3 and then enters an evaporation chamber 5, the material in the evaporation chamber 5 is instantaneously atomized by the nozzle 4, the material in the evaporation chamber 5 is heated and gasified by steam, the gas is fully contacted with the mist-shaped liquid drops for rapid mass and heat transfer, the gas enters the hypergravity bed 6, the solvent is separated in the hypergravity bed 6, gas enters a condenser 10, is condensed into liquid and then flows into a return tank 11, the liquid in the return tank 11 flows back part of the liquid into a supergravity bed 6 through an outlet pipeline through a return pump 12, part of the liquid is extracted to a finished product tank 13 through the outlet pipeline, the liquid in the supergravity flows into a buffer tank 7, the liquid in the buffer tank 7 is conveyed into a second filter 9 by a high-pressure pump 8 and then enters an evaporation chamber 5 after being filtered, the liquid is instantly atomized in the evaporation chamber 5 through a nozzle 4, and the atomized small liquid drops are fully contacted with the gas in the evaporation chamber 5 for mass transfer and heat transfer to realize rapid separation.

As a further improved embodiment, the high gravity bed 6 comprises a cylinder 68, a gas outlet 64 and a liquid return port 63 are arranged at the top of the cylinder 68, a liquid outlet 61 and a gas inlet 62 are arranged at the bottom of the cylinder 68, a liquid inlet 65 is arranged at the middle of the cylinder 68, a stator 67, a rotor 66 and a rotating shaft 69 are arranged in the cylinder 68, the rotor 66 is fixed on the rotating shaft 69, a gap is left between the outer end of the corresponding rotor 66 and the inner wall of the cylinder 68, the stator 67 is arranged above the rotor 66, the stator 67 is fixed on the cylinder 68, a gap is left between the inner end of the corresponding stator 67 and the outer circle of the rotor 69, preferably, the stator 67 and the rotor 66 are provided with 1-6 layers which are matched with each other, a plurality of spoilers 60 which are concentrically distributed at intervals are arranged between the rotor 66 and the stator 67, preferably, 2-20 spoilers 60 are arranged, and the spoilers 60 are fixed on the rotor 66, a gap is reserved between the corresponding spoiler 60 and the stator 67, a plurality of small holes are arranged on the spoiler 60, and the aperture of the small hole on the spoiler is preferably 1-10 mm.

The working principle of the supergravity bed 6 is that gas enters the supergravity bed 6 from the gas inlet 62, before the gas enters the stator 67 and the rotor 66, the gas flows from the outer side of the rotor 66 to the center of the rotor 66, liquid flows onto the stator 67 from the liquid inlet 65 and the liquid return port 63, and then is uniformly distributed to the center of the rotor 66 in a film form, the liquid is thrown out outwards under the action of centrifugal force, the liquid is sheared into fine liquid drops, liquid threads and liquid films through the spoiler 60 and then impacts the next spoiler 60, the scattered splash is sheared into fine liquid drops, liquid threads and liquid films, the operation is repeated in sequence, the liquid is fully contacted with the gas in the process to realize separation of mass transfer and heat transfer, finally, the gas flows out from the top gas outlet 64, the liquid flows out from the bottom liquid outlet 61, the liquid enters the evaporation chamber 5 and is instantly atomized by the nozzle 4, the nozzle 4 is arranged as shown in figure 3, so that the whole evaporation chamber 5 is uniformly filled with atomized liquid, and the gas is fully contacted to realize rapid evaporation.

In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. 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 solvent separator of rectified of hypergravity bed coupling spraying, is including head tank, evaporating chamber and finished product jar, its characterized in that: the utility model discloses a high-pressure vacuum evaporation device, including evaporation chamber, feed tank, buffer tank, high-pressure pump, second filter, nozzle in the evaporation chamber, the exit linkage of feed tank has the charge pump, the exit linkage of feed pump has first filter, the nozzle in the exit linkage evaporation chamber of first filter, the gas outlet that the evaporation chamber is located the top is connected with hypergravity bed, the liquid outlet that hypergravity bed is located the bottom is connected with the buffer tank, the exit linkage of buffer tank has the high-pressure pump, the exit linkage of high-pressure pump has the second filter, the nozzle in the exit linkage evaporation chamber of second filter, the gas outlet that hypergravity bed is located the top is connected with the condenser, the exit linkage of condenser has the backward flow jar, the exit linkage of backward flow jar has the backwash pump, the backward flow pump passes through outlet pipe and connects hypergravity bed and finished product jar respectively.

2. The supergravity bed-coupled spray-rectified solvent separation device according to claim 1, wherein: the hypergravity bed comprises a cylinder body, wherein a gas outlet and a liquid backflow port are formed in the top of the cylinder body, a liquid outlet and a gas inlet are formed in the bottom of the cylinder body, a liquid inlet is formed in the middle of the cylinder body, a stator, a rotor and a rotating shaft are arranged in the cylinder body, the rotor is fixed to the rotating shaft, the stator is arranged above the rotor, the stator is fixed to the cylinder body, a plurality of spoilers are arranged between the rotor and the stator at intervals, the spoilers are fixed to the rotor, and a plurality of small holes are formed in the spoilers.

3. The supergravity bed-coupled spray-rectified solvent separation apparatus of claim 2, wherein: the spoiler is provided with 2-20 blocks.

4. The supergravity bed-coupled spray-rectified solvent separation apparatus of claim 2, wherein: the aperture of the small hole on the spoiler is 1-10 mm.

5. The supergravity bed-coupled spray-rectified solvent separation device according to claim 1, wherein: 1-10 nozzles are uniformly distributed.

6. The supergravity bed-coupled spray-rectified solvent separation apparatus of claim 2, wherein: the stator and the rotor are provided with 1-6 layers which are matched with each other.