CN216222955U - Circulation evaporator with liquid outlet structure - Google Patents

Abstract

The utility model discloses a circulating evaporator with a liquid outlet structure, which comprises an evaporator body, a circulating pump, a heating chamber, a drain pipe, a heater, an evaporation chamber and a steam outlet, wherein a fixed support is welded at the bottom of the evaporator body, a raw liquid input pipe is arranged at the bottom of the evaporator body, the circulating pump is arranged on one side of the fixed support, a plurality of heating pipes are arranged in the heating chamber, the drain pipe is arranged on one side of the evaporator body, a connecting pipeline is arranged on the other side of the evaporator body, the heater is fixedly connected with the evaporator body through the connecting pipeline, the evaporation chamber is arranged above the heating chamber, a stirring mechanism is arranged in the evaporation chamber, a filter screen is arranged above the stirring mechanism, a foam remover is arranged above the filter screen, and the steam outlet is arranged at the top end of the evaporator body. This circulation evaporator with go out liquid structure is provided with demister and rabbling mechanism, utilizes the loss that the demister effectively reduced the water content, and the rabbling mechanism is convenient for the better separation of gas-liquid.

Description

Circulation evaporator with liquid outlet structure

Technical Field

The utility model relates to the technical field of evaporators, in particular to a circulating evaporator with a liquid outlet structure.

Background

The evaporator is an important part in four major refrigeration parts, low-temperature condensed liquid passes through the evaporator to exchange heat with outside air, and the evaporator is gasified to absorb heat to achieve the refrigeration effect and mainly comprises a heating chamber and an evaporation chamber, wherein the heating chamber provides heat required by evaporation for the liquid to promote the boiling and vaporization of the liquid; the evaporation chamber makes the gas phase and the liquid phase completely separated, the vapor generated in the heating chamber has a large amount of liquid foam, after reaching the evaporation chamber with larger space, the liquid can be separated from the vapor by the self-condensation or the action of a demister, the demister is usually arranged at the top of the evaporation chamber, the evaporator is divided into 3 types of normal pressure, pressurization and depressurization according to the operation pressure, the circulation type is divided according to the movement condition of the solution in the evaporator, the boiling solution passes through the heating surface in the heating chamber for many times, such as a central circulation tube type, a suspension basket type, an external heating type, a column type, a forced circulation type and the like, the single-pass boiling solution passes through the heating surface in the heating chamber for one time without circulating flow, namely concentrated solution is discharged, such as a rising film type, a falling film type, a stirring film type, a centrifugal film type and the like, a direct contact type, a heating medium and the solution are in heat transfer, such as an immersion combustion type evaporator, and the evaporation device is operated, a large amount of heating steam is consumed, in order to save the heating steam, a multi-effect evaporation device and a steam recompression evaporator can be adopted, and the evaporator is widely used in chemical engineering, light industry and other departments. The existing circulating evaporator has poor evaporation effect, gas-liquid separation is not thorough in the evaporation process, so that the evaporation efficiency is low, the existing circulating evaporator is not provided with a liquid outlet structure, so that the liquid after evaporation is finished cannot meet the requirements of users, and the use requirements of people cannot be well met.

SUMMERY OF THE UTILITY MODEL

The present invention provides a circulation evaporator with a liquid outlet structure, so as to solve the problems that the evaporation effect of the existing circulation evaporator proposed in the above background art is not good, and the existing circulation evaporator is not provided with a liquid outlet structure.

In order to achieve the purpose, the utility model provides the following technical scheme: a circulation evaporator with a liquid outlet structure comprises an evaporator body, a circulating pump, a heating chamber, a blow-off pipe, a heater, an evaporation chamber, a filter screen and a steam outlet, wherein a fixed support is welded at the bottom of the evaporator body, a stock solution input pipe is arranged at the bottom of the evaporator body, the circulating pump is arranged on one side of the fixed support, one end of the circulating pump is fixedly connected with a stock solution inlet, the other end of the circulating pump is fixedly connected with the evaporator body through the stock solution input pipe, the heating chamber is arranged inside the evaporator body, a plurality of heating pipes are arranged inside the heating chamber, the blow-off pipe is arranged on one side of the evaporator body, a connecting pipeline is arranged on the other side of the evaporator body, the heater is fixedly connected with the evaporator body through the connecting pipeline, a heat preservation layer is arranged on the outer side of the heater, and the bottom of the heater is fixedly connected with support legs through a welding mode, the evaporation chamber sets up in the heating chamber top, and the inside rabbling mechanism that is equipped with of evaporation chamber, the filter screen sets up in the rabbling mechanism top, and is equipped with the demister above the filter screen, steam outlet sets up on evaporimeter body top, and steam outlet passes through circulating pipe and condenser fixed connection, and the condenser passes through back flow and stoste entry fixed connection simultaneously.

Preferably, rabbling mechanism includes agitator motor, puddler and stirring fan blade, agitator motor sets up in evaporimeter body one side, and agitator motor and puddler rotate to be connected, and the puddler both sides are equipped with stirring fan blade simultaneously.

Preferably, the stirring motor, the stirring rod and the stirring fan blades form a rotating mechanism, and the rotating angle of the rotating mechanism ranges from 0 degree to 360 degrees.

Preferably, the number of the stirring fan blades is six, and the stirring fan blades are symmetrically distributed on two sides of the stirring rod.

Preferably, the size of the sewage draining pipe is smaller than that of the steam outlet.

Preferably, the demister is arc-shaped.

Compared with the prior art, the utility model has the beneficial effects that: the circulating evaporator with the liquid outlet structure is provided with a liquid outlet structure,

(1) the stirring mechanism drives the stirring rod and the stirring fan blades to rotate through the operation of the stirring motor, so that the internal evaporation efficiency of the evaporation chamber is accelerated, the demister can ensure effective mass transfer efficiency, the loss of valuable materials is reduced, the operation of a compressor behind the tower is improved, and the loss of water content is reduced, so that the mode is simple, and gas and liquid can be better separated in the evaporation process;

(2) be provided with back flow and circulating pump, the combustion gas gets into the condensation behind the condenser, flows back to the stoste entry through the back flow after forming liquid, carries out the evaporation that circulates again, and this kind of mode is comparatively simple, effectively reduces the loss of raw materials, and the circulating pump is convenient for the better evaporation that circulates of liquid and is used, and the circulating pump is convenient for carry liquid to the inside evaporation treatment that carries out of evaporimeter body through stoste entry and stoste input tube.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the evaporator body according to the present invention;

FIG. 3 is a schematic structural diagram of a stirring mechanism according to the present invention.

In the figure: 1. the evaporator comprises an evaporator body, 2, a fixed support, 3, a stock solution inlet, 4, a circulating pump, 5, a stock solution input pipe, 6, a heating chamber, 7, a heating pipe, 8, a sewage discharge pipe, 9, a connecting pipeline, 10, a heater, 11, a heat insulation layer, 12, supporting legs, 13, an evaporation chamber, 14, a stirring mechanism, 141, a stirring motor, 142, a stirring rod, 143, stirring fan blades, 15, a filter screen, 16, a demister, 17, a steam outlet, 18, a circulating pipe, 19, a condenser, 20 and a return pipe.

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.

Referring to fig. 1-3, the present invention provides a circulating evaporator with a liquid outlet structure, as shown in fig. 1, a fixed bracket 2 is welded at the bottom of an evaporator body 1, a raw liquid input pipe 5 is arranged at the bottom of the evaporator body 1, a circulating pump 4 is arranged at one side of the fixed bracket 2, one end of the circulating pump 4 is fixedly connected with a raw liquid inlet 3, the other end of the circulating pump 4 is fixedly connected with the evaporator body 1 through the raw liquid input pipe 5, a heating chamber 6 is arranged inside the evaporator body 1, a plurality of heating pipes 7 are arranged inside the heating chamber 6, a drain pipe 8 is arranged at one side of the evaporator body 1, a connecting pipe 9 is arranged at the other side of the evaporator body 1, the size of the drain pipe 8 is smaller than that of a steam outlet 17, waste gas and waste liquid inside the evaporator body 1 can be conveniently discharged through the drain pipe 8, the steam outlet 17 is convenient for discharging steam, the discharged gas can enter into a condenser 19 through a circulating pipe 18, the mode is simple and convenient to use.

As shown in fig. 2 and 3, the heater 10 is fixedly connected with the evaporator body 1 through the connecting pipe 9, the outer side of the heater 10 is provided with the insulating layer 11, the bottom of the heater 10 is fixedly connected with the supporting legs 12 through welding, the evaporation chamber 13 is arranged above the heating chamber 6, the stirring mechanism 14 is arranged inside the evaporation chamber 13, the stirring motor 141 is arranged at one side of the evaporator body 1, the stirring motor 141 is rotatably connected with the stirring rod 142, the stirring blades 143 are arranged at two sides of the stirring rod 142, the stirring motor 141 rotates to drive the stirring rod 142 and the stirring blades 143 to rotate, the gas-liquid separation speed is greatly increased through the wind speed, so that the evaporation efficiency is increased, the stirring motor 141, the stirring rod 142 and the stirring blades 143 form a rotating mechanism, and the rotating angle of the rotating mechanism ranges from 0 degree to 360 degrees, the stirring motor 141 operates to drive the stirring rod 142 and the stirring blades 143 to rotate, the evaporation efficiency in the evaporation chamber 13 is accelerated, the method is simple and convenient to use, six stirring blades 143 are provided, the stirring blades 143 are symmetrically distributed on both sides of the stirring rod 142, the gas-liquid separation is accelerated by the rotation of the stirring blades 143, the gas-liquid separation speed is greatly accelerated by the six stirring blades 143, this is simple and easy to use, the filter screen 15 is arranged above the stirring mechanism 14, and the foam remover 16 is arranged above the filter screen 15, the foam remover 16 is arc-shaped, the foam remover 16 can ensure effective mass transfer efficiency, reduce valuable material loss and improve the operation of a compressor behind the tower, and reduces the loss of water content, the demister 16 is matched with the filter screen 15 for use, which is convenient for better gas-liquid separation, the steam outlet 17 is arranged at the top end of the evaporator body 1, and the steam outlet 17 is fixedly connected with a condenser 19 through a circulating pipe 18, and the condenser 19 is fixedly connected with the stock solution inlet 3 through a return pipe 20.

The working principle is as follows: when the circulation evaporator with the liquid outlet structure is used, the circulation evaporator with the liquid outlet structure is firstly moved to a use place, the stock solution inlet 3 is fixedly connected with an external raw material box, a power supply is switched on, the circulation pump 4 is powered on, the circulation pump 4 is started, the circulation pump 4 conveys the stock solution to the heating chamber 6 in the evaporator body 1 through the stock solution inlet 3 and the stock solution input pipe 5, the heating pipe 7 in the heating chamber 6 heats the stock solution, the heater 10 is connected with the heating chamber 6 through the connecting pipeline 9, heat is conveniently transmitted into the heating chamber 6, the stock solution is ensured to be vaporized, heat energy is converted into kinetic energy moving upwards, waste gas and waste liquid is conveniently discharged through the drain pipe 8, the evaporation chamber 13 is convenient for effectively separating gas from liquid through the stirring mechanism 14, and the stirring mechanism 14 works through the stirring motor 141 so as to drive the stirring rod 142 and the stirring fan blades 143 to rotate, the wind power is generated, thereby accelerating the gas-liquid separation speed and greatly improving the evaporation efficiency, the mode is simpler and convenient to use, and after the generated steam is filtered by the filter screen 15 and the demister 16, finally, the steam is discharged from a steam outlet 17, the filter screen 15 effectively filters gas and liquid, the demister 16 can ensure effective mass transfer efficiency, reduce valuable material loss and improve the operation of a compressor behind the tower, and the water content loss is reduced, the discharged gas is conveyed to a condenser 19 through a steam outlet 17 and a circulating pipe 18 for condensation, the formed liquid flows back to a stock solution inlet 3 through a return pipe 20 and is recycled and evaporated again until the automatic circulation of the raw materials is generated under the inducement of expansion kinetic energy and poor gravity, and the whole work is finished, and those not described in detail in this specification are well within the skill of those in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a circulation evaporator with go out liquid structure, includes evaporimeter body (1), circulating pump (4), heating chamber (6), blow off pipe (8), heater (10), evaporating chamber (13), filter screen (15) and steam outlet (17), its characterized in that: the evaporator comprises an evaporator body (1), wherein a fixed support (2) is welded at the bottom of the evaporator body (1), a stock solution input pipe (5) is arranged at the bottom of the evaporator body (1), a circulating pump (4) is arranged on one side of the fixed support (2), one end of the circulating pump (4) is fixedly connected with a stock solution inlet (3), the other end of the circulating pump (4) is fixedly connected with the evaporator body (1) through the stock solution input pipe (5), a heating chamber (6) is arranged inside the evaporator body (1), a plurality of heating pipes (7) are arranged inside the heating chamber (6), a drain pipe (8) is arranged on one side of the evaporator body (1), a connecting pipeline (9) is arranged on the other side of the evaporator body (1), a heater (10) is fixedly connected with the evaporator body (1) through the connecting pipeline (9), and a heat preservation layer (11) is arranged on the outer side of the heater (10), heater (10) bottom is simultaneously through welding mode and supporting leg (12) fixed connection, evaporating chamber (13) set up in heating chamber (6) top, and evaporating chamber (13) inside is equipped with rabbling mechanism (14), filter screen (15) set up in rabbling mechanism (14) top, and filter screen (15) top is equipped with demister (16), steam outlet (17) set up on evaporimeter body (1) top, and steam outlet (17) are through circulating pipe (18) and condenser (19) fixed connection, and condenser (19) are through back flow (20) and stoste entry (3) fixed connection simultaneously.

2. A circulation evaporator with a liquid outlet structure according to claim 1, characterized in that: rabbling mechanism (14) include agitator motor (141), puddler (142) and stirring fan blade (143), agitator motor (141) set up in evaporimeter body (1) one side, and agitator motor (141) rotate with puddler (142) and be connected, and puddler (142) both sides are equipped with stirring fan blade (143) simultaneously.

3. A circulation evaporator with a liquid outlet structure according to claim 2, characterized in that: the stirring motor (141), the stirring rod (142) and the stirring fan blades (143) form a rotating mechanism, and the rotating angle range of the rotating mechanism is 0-360 degrees.

4. A circulation evaporator with a liquid outlet structure according to claim 2, characterized in that: six stirring fan blades (143) are arranged, and the stirring fan blades (143) are symmetrically distributed on two sides of the stirring rod (142).

5. A circulation evaporator with a liquid outlet structure according to claim 1, characterized in that: the size of the sewage discharge pipe (8) is smaller than that of the steam outlet (17).

6. A circulation evaporator with a liquid outlet structure according to claim 1, characterized in that: the demister (16) is arc-shaped.

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