CN212269508U

CN212269508U - Vacuum evaporation purifier

Info

Publication number: CN212269508U
Application number: CN202020512581.8U
Authority: CN
Inventors: 王益斌
Original assignee: Soochow Mary Precision Manufacture Co ltd
Current assignee: Soochow Mary Precision Manufacture Co ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2021-01-01
Anticipated expiration: 2030-04-09

Abstract

The utility model discloses a vacuum evaporation purifier, which consists of a vacuum heater and a vacuum generator; the vacuum heater comprises a heater body, a heater cover and a heater cone, wherein the heater body is provided with a thermometer, a pressure gauge, a liquid level meter, a steam outlet, a sewage circulation inlet, a heat source inlet and a heat source outlet; the vacuum generator comprises a water tank provided with an overflow port, a vent port, a jet port and a return port, wherein the jet port is connected with the return port through a jet pump and a jet device, and the jet device is connected with a steam outlet. The utility model discloses not only solved and handled the danger waste liquid and probably caused the problem of destruction to the environment, also solved mill, enterprise, unit simultaneously and need the danger waste liquid to arrange and handle the too high problem of expense outward.

Description

Vacuum evaporation purifier

Technical Field

The utility model belongs to danger waste liquid treatment field, concretely relates to vacuum evaporation clarifier is applied to the danger waste liquid treatment of hydrosolubility.

Background

Nowadays, many factories, enterprises or units generate hazardous waste liquid in the production and operation process, and the hazardous waste liquid can cause great damage to the environment if being treated carelessly. However, the existing method for treating the dangerous waste liquid has the disadvantages of high cost and small application range, for example, the treatment cost of the dangerous waste liquid with water solubility is relatively high, and the dangerous waste liquid with mixed liquid phase/solid phase is not easy to filter and separate.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a vacuum evaporation clarifier to solve mill, enterprise or the outer problem of arranging and handling cost too high of unit demand danger waste liquid.

For solving the technical problem, realize above-mentioned technological effect, the utility model discloses a following technical scheme realizes:

a vacuum evaporation purifier consists of a vacuum heater and a vacuum generator;

the vacuum heater comprises a heater body, a detachable heater cover is arranged at the top of the heater body, a detachable heater cone is arranged at the bottom of the heater body, and the heater body, the heater cover and the heater cone form a closed space together; a thermometer interface, a pressure gauge interface, a steam outlet, a sewage circulation inlet, a heat source outlet and a liquid level meter interface are respectively arranged outside the heater body, a thermometer for detecting the temperature in the closed space is arranged on the thermometer interface, a pressure gauge for detecting the pressure in the closed space is arranged on the pressure gauge interface, a liquid level meter for detecting the liquid level of the sewage in the closed space is arranged on the liquid level meter interface, a heater is arranged inside the heater body, one end of the heater is connected with a heat source inlet pipe through the heat source inlet, the other end of the heater is connected with a heat source discharge pipe through the heat source outlet, the heat source inlet and the heat source outlet are used for inputting and outputting various heat sources to the heater, and the heat is guided to the sewage through the heater, the device has the advantages that the effect of evaporating sewage at low temperature in a vacuum environment is achieved, the electric heating belt is wound on the outer surface of the cone of the heater cone, the bottom of the heater cone is provided with a sewage circulating outlet, the sewage circulating outlet is respectively connected with a sewage discharge pipe and the water inlet end of a circulating pump, the water inlet end of the circulating pump is also connected with a sewage inlet pipe, and the water outlet end of the circulating pump is connected with the sewage circulating inlet;

vacuum generator includes a water tank, be provided with overflow mouth, drain, efflux mouth and backward flow mouth on the water tank respectively, the efflux mouth is with the access connection of a efflux pump, the export of efflux pump and the access connection of an efflux ware, the export of efflux ware with the backward flow mouth is connected, simultaneously the evacuation mouth of efflux ware with steam outlet connects, right evacuation in the vacuum heater.

Further, the heater body is a cylinder type staving, the level gauge interface is located the middle part of cylinder type staving surface, the heat source import with the position of heat source export all is less than the level gauge interface, the manometer interface with the position of sewage circulation entry all is higher than the level gauge interface, the position of steam outlet is higher than the sewage circulation entry, the position of thermometer interface is higher than the steam outlet.

Furthermore, a spray pipe connected with the sewage circulation inlet is horizontally arranged in the heater body, and a plurality of downward spray heads are arranged on the spray pipe side by side and used for enhancing evaporation.

Furthermore, a steam vacuum tube connected with the steam outlet is horizontally arranged in the heater body, the steam vacuum tube is a vacuum extraction pipeline and a steam output pipeline, and a plurality of downward steam collecting covers are arranged on the steam vacuum tube side by side and used for improving the steam collecting efficiency.

Further, the heater is positioned between the upper detection liquid level and the lower detection liquid level of the liquid level meter.

Further, the heater cover is a movable flat plate, the heater cover is detachably mounted on the top of the heater body through a flange, and the heater cover can be detached to facilitate assembly and cleaning of objects inside the heater body.

Further, a cover handle which is convenient for the heater cover to open and close is arranged on the upper surface of the heater cover.

Furthermore, the heater cone is an inverted cone-shaped barrel body, the sewage circulation outlet is positioned at the cone tip of the inverted cone-shaped barrel body, and the heater cone is detachably arranged at the bottom of the heater body through a flange.

Furthermore, a four-way valve with controllable opening and closing is arranged below the cone of the heater, and four interfaces of the four-way valve are respectively connected with the sewage circulating outlet, the sewage inlet pipe, the sewage discharge pipe and the water inlet end of the circulating pump.

Furthermore, the water tank is a square tank body, the overflow port and the vent port are respectively positioned at the upper part and the lower part of the outer wall of one side of the square tank body, the return port is positioned at the top of the outer wall of the square tank body, and the jet port is positioned at the lower part of the outer wall of the other side of the square tank body and is higher than the vent port.

The working principle of the utility model is as follows:

during operation, utilize the circulating pump earlier with danger waste liquid by sewage feed liquor pipe in throwing into vacuum heater's airtight space through the sewage cycle entry, confirm through observing the level gauge that danger waste liquid in the vacuum heater reaches and sets for the liquid level after, stop the liquid feeding, add in vacuum generator's water tank with clean water simultaneously, reach overflow mouth department until the water level.

Then, a flowing heat source is introduced into the heater through the heat source inlet and the heat source outlet, the heater guides heat to the dangerous waste water, a jet pump of the vacuum generator is started, water in the water tank flows into the backflow port through the jet pump from the jet port through the jet device, and then the jet device vacuumizes the closed space of the vacuum heater through the steam outlet, so that the whole vacuum evaporation purifier enters a working state.

The hazardous waste liquid in the vacuum heater begins to evaporate at a lower temperature under the vacuum environment, and the liquid level of the hazardous waste liquid begins to gradually decrease. And after the liquid level of the dangerous waste liquid is confirmed to be reduced to a set value by observing the liquid level meter, stopping adding a heat source to the heater, and then starting an electric heating belt outside the cone of the heater. The danger waste liquid that is located the heater cone this moment gets into the heating evaporation stage, and along with the evaporation of the danger waste liquid in the heater cone, the inside temperature rise range of vacuum heater accelerates, opens sewage feed liquor pipe again this moment, utilizes the circulating pump to supply the danger waste liquid of pending in to the vacuum heater.

And the two steps are sequentially circulated until the hazardous waste liquid to be treated is purified. In the purification process, the evaporated water vapor enters the water tank of the vacuum generator through the steam outlet in a vacuumizing mode, the water vapor is fused into the water in the water tank, and after the liquid level rises, redundant water is discharged into the designated container from the overflow port. And after the hazardous waste liquid is purified, stopping the jet pump, turning off the heat source and the electric heater, opening the heater cover to clean the inside of the vacuum heater, and finally discharging the waste liquid from the sewage circulating outlet to a specified container through the discharge pipe.

The utility model has the advantages that:

the utility model discloses a vacuum evaporation clarifier can carry out effective and low-cost processing to the danger waste liquid of hydrosolubility, also is suitable for other liquid phases/solid phase to mix mutually and be difficult for adopting the situation of traditional filtering separation, has not only solved and has handled the problem that danger waste liquid probably causes destruction to the environment, also solves mill, enterprise, unit simultaneously and needs the outer problem of arranging of danger waste liquid and handling cost too high.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic structural diagram of the vacuum evaporation purifier of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. The description as set forth herein is intended to provide a further understanding of the invention and forms a part of this application and the exemplary embodiments and descriptions thereof are presented for purposes of illustration and description and are not intended to limit the invention in any way.

Referring to fig. 1, a vacuum evaporation purifier is composed of a vacuum heater a and a vacuum generator B;

the vacuum heater A comprises a heater body 1, a detachable heater cover 2 is arranged at the top of the heater body 1, a detachable heater cone 3 is arranged at the bottom of the heater body 1, and the heater body 1, the heater cover 2 and the heater cone 3 jointly form a closed space; a thermometer interface 4, a pressure gauge interface 5, a steam outlet 6, a sewage circulating inlet 7, a heat source inlet 8, a heat source outlet 9 and a liquid level meter interface 10 are respectively arranged outside the heater body 1, a thermometer 11 for detecting the temperature in the closed space is arranged on the thermometer interface 4, a pressure gauge 12 for detecting the pressure in the closed space is arranged on the pressure gauge interface 5, a liquid level meter 13 for detecting the sewage liquid level in the closed space is arranged on the liquid level meter interface 10, a heater 14 is arranged inside the heater body 1, one end of the heater 14 is connected with a heat source inlet pipe through the heat source inlet 8, the other end of the heater 14 is connected with a heat source discharge pipe through the heat source outlet 9, the heat source inlet 8 and the heat source outlet 9 are used for inputting and outputting various types of heat sources to the heater 14, the heater 14 guides heat to sewage, so that the effect of evaporating sewage at low temperature in a vacuum environment is achieved, an electric heating belt 15 is wound on the outer surface of the cone of the heater cone 3, a sewage circulation outlet 16 is arranged at the bottom of the heater cone 3, the sewage circulation outlet 16 is respectively connected with a sewage discharge pipe 17 and the water inlet end of a circulation pump 18, the water inlet end of the circulation pump 18 is also connected with a sewage inlet pipe 19, and the water outlet end of the circulation pump 18 is connected with the sewage circulation inlet 7;

vacuum generator B includes a water tank 20, be provided with overflow mouth 21, drain 22, jet orifice 23 and return opening 24 on the water tank 20 respectively, jet orifice 23 and a jet pump 25's access connection, jet pump 25's export and a jet pump 26's access connection, jet pump 26's export with return opening 24 connects, simultaneously jet pump 26's evacuation mouth with steam outlet 6 connects, right evacuation in the vacuum heater A.

Further, the heater body 1 is a cylindrical barrel body, the liquid level meter interface 10 is located in the middle of the outer surface of the cylindrical barrel body, the positions of the heat source inlet 8 and the heat source outlet 9 are both lower than the liquid level meter interface 10, the positions of the pressure gauge interface 5 and the sewage circulation inlet 7 are both higher than the liquid level meter interface 10, the position of the steam outlet 6 is higher than the sewage circulation inlet 7, and the position of the temperature gauge interface 4 is higher than the steam outlet 6.

Further, a spray pipe 27 connected with the sewage circulation inlet 7 is horizontally arranged in the heater body 1, and a plurality of downward spray heads 28 are arranged on the spray pipe 27 side by side for enhancing evaporation.

Further, a steam vacuum tube 29 connected with the steam outlet 6 is horizontally arranged in the heater body 1, the steam vacuum tube 29 is a vacuum extraction pipeline and a steam output pipeline, and a plurality of downward steam collecting covers 30 are arranged on the steam vacuum tube 29 side by side for improving the steam collecting efficiency.

Further, the heater 14 is located between the upper detection liquid level and the lower detection liquid level of the liquid level meter 13.

Further, the heater cover 2 is a movable flat plate, the heater cover 2 is detachably mounted on the top of the heater body 1 through a flange 31, and the heater cover 2 can be detached to facilitate assembly and cleaning of objects inside the heater body 1.

Further, a cover handle 32 for facilitating opening and closing of the heater cover 2 is provided on the upper surface of the heater cover 2.

Further, the heater cone 3 is an inverted cone-shaped barrel body, the sewage circulation outlet 16 is positioned at the cone tip of the inverted cone-shaped barrel body, and the heater cone 3 is detachably mounted at the bottom of the heater body 1 through a flange 31.

Furthermore, a four-way valve with controllable opening and closing is arranged below the heater cone 3, and four interfaces of the four-way valve are respectively connected with the water inlet ends of the sewage circulating outlet 16, the sewage inlet pipe 19, the sewage discharge pipe 17 and the circulating pump 18.

Further, the water tank 20 is a square tank, the overflow port 21 and the vent port 22 are respectively located at the upper part and the lower part of the outer wall of one side of the square tank, the return port 24 is located at the top of the outer wall of the square tank, and the jet port 23 is located at the lower part of the outer wall of the other side of the square tank and is higher than the vent port 22.

The working principle of the utility model is as follows:

when the vacuum heater works, dangerous waste liquid is firstly pumped into a closed space of the vacuum heater A through the sewage circulation inlet 7 by the circulating pump 18 through the sewage liquid inlet pipe 19, after the observation of the liquid level meter 13 confirms that the dangerous waste liquid in the vacuum heater A reaches a set liquid level, liquid adding is stopped, and clean water is added into the water tank 20 of the vacuum generator B until the water level reaches the overflow port 21.

Then, flowing heat sources are introduced into the heater 14 through the heat source inlet 8 and the heat source outlet 9, the heater 14 conducts heat to the hazardous waste water, meanwhile, the jet pump 25 of the vacuum generator B is started, water in the water tank 20 flows into the return port 24 through the jet port 23 and the jet device 26 through the jet pump 25, and then the jet device 26 vacuumizes the closed space of the vacuum heater A through the steam outlet 6, so that the whole vacuum evaporation purifier enters a working state.

The hazardous waste liquid in the vacuum heater A starts to evaporate at a lower temperature under a vacuum environment, and the liquid level of the hazardous waste liquid starts to gradually decrease. When it is confirmed by observing the liquid level meter 13 that the liquid level of the hazardous waste liquid falls to the set value, the addition of the heat source to the heater 14 is stopped, and then the electric heating belt 15 outside the heater cone 3 is turned on. At this time, the dangerous waste liquid in the heater cone 3 enters a heating and evaporating stage, the temperature rise range in the vacuum heater A is accelerated along with the evaporation of the dangerous waste liquid in the heater cone 3, the sewage inlet pipe 19 is opened again, and the circulating pump 18 is used for supplementing the dangerous waste liquid to be treated into the vacuum heater A.

And the two steps are sequentially circulated until the hazardous waste liquid to be treated is purified. During the purification process, the evaporated water vapor is pumped into the water tank 20 of the vacuum generator B through the steam outlet 6, and after the water vapor is merged into the water in the water tank 20 and the liquid level rises, the excess water is discharged into a designated container from the overflow port 21. After the hazardous waste liquid is purified, the jet pump 25 is stopped, the heat source and the electric heater 14 are turned off, the heater cover 2 is opened to clean the inside of the vacuum heater A, and finally, the sewage is discharged into a specified container from the sewage circulating outlet 16 through the sewage discharge pipe 17.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications and variations. 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. A vacuum evaporation purifier is characterized in that: the device consists of a vacuum heater (A) and a vacuum generator (B);

the vacuum heater (A) comprises a heater body (1), a detachable heater cover (2) is arranged at the top of the heater body (1), a detachable heater cone (3) is arranged at the bottom of the heater body (1), and the heater body (1), the heater cover (2) and the heater cone (3) jointly form a closed space; a thermometer interface (4), a pressure gauge interface (5), a steam outlet (6), a sewage circulating inlet (7), a heat source inlet (8), a heat source outlet (9) and a liquid level meter interface (10) are respectively arranged outside the heater body (1), a thermometer (11) for detecting the temperature in the closed space is arranged on the thermometer interface (4), a pressure gauge (12) for detecting the pressure in the closed space is arranged on the pressure gauge interface (5), a liquid level meter (13) for detecting the sewage liquid level in the closed space is arranged on the liquid level meter interface (10), a heater (14) is arranged inside the heater body (1), one end of the heater (14) is connected with a heat source inlet pipe through the heat source inlet (8), and the other end of the heater (14) is connected with a heat source discharge pipe through the heat source outlet (9), an electric heating belt (15) is wound on the outer surface of the heater cone (3), a sewage circulating outlet (16) is arranged at the bottom of the heater cone (3), the sewage circulating outlet (16) is respectively connected with a sewage discharge pipe (17) and the water inlet end of a circulating pump (18), the water inlet end of the circulating pump (18) is also connected with a sewage inlet pipe (19), and the water outlet end of the circulating pump (18) is connected with the sewage circulating inlet (7);

vacuum generator (B) includes a water tank (20), be provided with overflow mouth (21), drain (22), jet orifice (23) and backward flow mouth (24) on water tank (20) respectively, the access connection of jet orifice (23) and a jet pump (25), the export of jet pump (25) and the access connection of a jet pump (26), the export of jet pump (26) with backward flow mouth (24) are connected, simultaneously the evacuation mouth of jet pump (26) with steam outlet (6) are connected, and are right evacuation in vacuum heater (A).

2. The vacuum evaporative purifier as recited in claim 1, wherein: heater body (1) is a cylinder type staving, level gauge interface (10) are located the middle part of cylinder type staving surface, heat source import (8) with the position of heat source export (9) all is less than level gauge interface (10), pressure gauge interface (5) with the position of sewage cycle entry (7) all is higher than level gauge interface (10), the position of steam outlet (6) is higher than sewage cycle entry (7), the position of thermometer interface (4) is higher than steam outlet (6).

3. The vacuum evaporative purifier as recited in claim 2, wherein: a spray pipe (27) connected with the sewage circulating inlet (7) is horizontally arranged in the heater body (1), and a plurality of downward spray heads (28) are arranged on the spray pipe (27) side by side.

4. The vacuum evaporative purifier as recited in claim 2, wherein: a steam vacuum tube (29) connected with the steam outlet (6) is horizontally arranged in the heater body (1), and a plurality of downward steam collecting covers (30) are arranged on the steam vacuum tube (29) side by side.

5. The vacuum evaporative purifier as recited in claim 2, wherein: the heater (14) is positioned between the upper limit detection liquid level and the lower limit detection liquid level of the liquid level meter (13).

6. The vacuum evaporative purifier as recited in claim 1, wherein: the heater cover (2) is a movable flat plate, and the heater cover (2) is detachably arranged on the top of the heater body (1) through a flange (31).

7. The vacuum evaporative purifier as recited in claim 6, wherein: the upper surface of the heater cover (2) is provided with a cover handle (32) which is convenient for the heater cover (2) to open and close.

8. The vacuum evaporative purifier as recited in claim 1, wherein: the heater cone (3) is an inverted conical barrel body, the sewage circulation outlet (16) is located at the cone tip of the inverted conical barrel body, and the heater cone (3) is detachably mounted at the bottom of the heater body (1) through a flange (31).

9. The vacuum evaporative purifier as recited in claim 8, wherein: a four-way valve with controllable opening and closing is arranged below the heater cone (3), and four interfaces of the four-way valve are respectively connected with the sewage circulating outlet (16), the sewage inlet pipe (19), the sewage discharge pipe (17) and the water inlet end of the circulating pump (18).

10. The vacuum evaporative purifier as recited in claim 1, wherein: the water tank (20) is a square tank body, the overflow port (21) and the vent port (22) are respectively positioned at the upper part and the lower part of the outer wall of one side of the square tank body, the return port (24) is positioned at the top of the outer wall of the square tank body, and the jet port (23) is positioned at the lower part of the outer wall of the other side of the square tank body and is higher than the vent port (22).