CN211328185U

CN211328185U - Useless solvent recovery processing equipment

Info

Publication number: CN211328185U
Application number: CN201921537570.9U
Authority: CN
Inventors: 刘仁志; 方金满
Original assignee: DONGGUAN K LASER TECHNOLOGY CO LTD
Current assignee: DONGGUAN K LASER TECHNOLOGY CO LTD
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-08-25
Anticipated expiration: 2029-09-16

Abstract

The utility model relates to a waste solvent recovery processing device, which comprises an liquid barrel, a feed pump, an evaporation chamber, a heater, a condensing plate, a recovery barrel and a refrigerator, wherein the input port of the feed pump is communicated with the liquid barrel, the evaporation chamber is airtight, a metal barrel body is arranged in the evaporation chamber in a suspension way, the opening of the metal barrel body is mutually fixed with the top of the evaporation chamber, so that the inside of the metal barrel body is airtight, kerosene is stored in the hollow part between the metal barrel body and the evaporation chamber, the heating part of the heater is soaked in the kerosene, the output port of the feed pump is communicated into the metal barrel body through a feed pipeline, the side wall of the metal barrel body is communicated with a steam pipeline, the steam pipeline extends out of the evaporation chamber from the side wall of the metal barrel body, and is connected with the hot water inlet of the condensing plate, the hot water outlet of the condensing plate extends into the recovery barrel through a pipeline, and the cold water inlet and the cold water outlet of the condensing plate are respectively communicated with the output port and the input port of the refrigerator. The utility model discloses a useless solvent recovery treatment facility can reduce the operation cost of enterprise, reduce exhaust emission.

Description

Useless solvent recovery processing equipment

Technical Field

The utility model relates to a useless solvent recovery processing equipment.

Background

At present, the waste solvent generated by chemical waste is directly sent to a recovery company for incineration treatment, but part of organic solvent generally remains in the waste solvent, and the part of organic solvent is directly incinerated without being recycled, so that the operation cost of an enterprise is increased on one hand, and a large amount of waste gas is discharged on the other hand.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an improve the weak point among the prior art, and provide a waste solvent recovery processing equipment that can reduce the operation cost of enterprise, reduce exhaust emission.

Therefore, the waste solvent recovery and treatment equipment comprises an liquid barrel, a feed pump, an evaporation chamber, a heater, a condensing plate, a recovery barrel and a refrigerator, wherein the input port of the feed pump extends into the liquid barrel through a pipeline, the evaporation chamber is a hollow airtight container, a metal barrel body is arranged in the evaporation chamber in a suspended mode, the opening of the metal barrel body is mutually fixed with the top of the evaporation chamber, so that an airtight space is formed in the barrel of the metal barrel body, kerosene is stored in the hollow part between the metal barrel body and the evaporation chamber, the heating part of the heater extends into the evaporation chamber to be soaked in the kerosene, the output port of the feed pump is communicated into the metal barrel body through the feed pipeline, the side wall of the metal barrel body is communicated with a steam pipeline, the steam pipeline extends out of the evaporation chamber from the side wall of the metal barrel body and is connected with a hot water inlet of the condensing plate, and a hot, the cold water inlet and the cold water outlet of the condensing plate are respectively communicated with the output port and the input port of the refrigerator.

Furthermore, a slag discharge pipe is arranged at the bottom of the metal barrel body, one end of the slag discharge pipe is communicated with the bottom of the metal barrel body, the other end of the slag discharge pipe extends out of the bottom of the evaporation chamber, and a slag discharge valve is connected to the extending part in series.

Further, a first butterfly valve 22 is connected in series with the feed pipe to control opening and closing.

Furthermore, an oil pipe is arranged at the bottom of the evaporation chamber, and a second butterfly valve is connected to the oil pipe in series to control opening and closing.

Furthermore, the top of the metal barrel body is provided with a pressure relief pipeline which extends out of the evaporating chamber from the top, and the pressure relief pipeline is connected with a safety pressure relief valve in series.

Further, the electric heating device also comprises a controller, wherein the heater is an electric heater, and the electric heater is electrically connected with the controller.

Further, the inside wall of evaporating chamber is equipped with temperature sensor, and temperature sensor is connected with the controller electricity.

Further, the liquid barrel and/or the recycling barrel are made of stainless steel.

Further, the metal barrel body is made of stainless steel.

Further, the feed pipe and/or the steam pipe is in particular a solvent-resistant hose.

Has the advantages that:

the utility model discloses a waste solvent in the charge pump extraction liquid bucket transmits to the metal barrel body in, kerosene A through the heater to the evaporating chamber heats, make waste solvent's temperature rise to the settlement temperature, under high temperature, organic solvent in the waste solvent produces the gasification, gaseous steam conduit discharges outside the evaporating chamber, and carry out the heat exchange in the condensation plate, make gaseous cooling form in the liquid organic solvent separates the recycling bin, the organic solvent of separation can lead-in to current RTO waste gas recovery system, it uses for the board to change the heat energy power supply, realize the recycling of resource and retrieve, reduce the operation cost of enterprise, reduce exhaust emission.

The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 shows a schematic structural view of the waste solvent recovery and treatment apparatus of the present invention.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The waste solvent recycling equipment of the embodiment is shown in fig. 1, and comprises liquid barrel 1, a feed pump 2, an evaporation chamber 3, a condensation plate 4, a recycling barrel 5 and a refrigerator 6, wherein liquid barrel 1 is used for storing waste solvent generated by chemical waste, an input port of the feed pump 2 extends into liquid barrel 1 through a pipeline, so as to extract waste solvent in liquid barrel 1, an output port of the feed pump 2 is communicated into a stainless steel barrel body 31 of the evaporation chamber 3 through a feed pipeline 21, and the feed pipeline 21 is connected in series with a first butterfly valve 22 so as to be controlled to open and close.

The evaporation chamber 3 is a hollow airtight container, the stainless steel barrel 31 is suspended in the evaporation chamber 3 and the opening of the stainless steel barrel 31 is fixed to the top of the evaporation chamber 3, so that an airtight space is formed in the stainless steel barrel 31. The bottom of the stainless steel barrel 31 is provided with a slag discharge pipe 32, one end of the slag discharge pipe 32 is communicated with the bottom of the stainless steel barrel 31, the other end of the slag discharge pipe 32 extends out from the bottom of the evaporation chamber 3 and is communicated with a slag discharge valve 321, and when the slag discharge valve 321 is opened, slag can be discharged from the stainless steel barrel 31.

Kerosene A is stored in the hollow part between the stainless steel barrel body 31 and the evaporation chamber 3, the kerosene A can flow out of/into the evaporation chamber 3 through an oil pipe 33 arranged at the bottom of the evaporation chamber 3, and a second butterfly valve 331 is connected to the oil pipe 33 in series so as to control the opening and closing of the oil pipe 33. The bottom of the evaporation chamber 3 is provided with an explosion-proof electric heater 34, and the heating part of the electric heater 34 extends into the evaporation chamber 3 so as to be soaked in the kerosene A.

The side wall of the stainless steel barrel body 31 is communicated with a steam pipeline 35, the steam pipeline 35 extends out of the evaporation chamber 3 from the side wall of the stainless steel barrel body 31 and is connected with a hot water inlet of the condensation plate 4, a hot water outlet of the condensation plate 4 extends into the recovery barrel 5 through a pipeline, and a cold water inlet and a cold water outlet of the condensation plate 4 are respectively communicated with an output port and an input port of the refrigerator 6.

When the device is used, the feed pump 2 pumps the waste solvent in the liquid barrel 1 and transmits the waste solvent to the stainless steel barrel body 31, the electric heater 34 heats the kerosene A in the evaporation chamber 3 to raise the temperature of the waste solvent to a set temperature, the organic solvent in the waste solvent is gasified at a high temperature, the gas is discharged out of the evaporation chamber 3 through the steam pipeline 35 and exchanges heat in the condensation plate 4, and the gas is cooled to form a liquid state and is separated into the recovery barrel 5. When the organic solvent in the waste solvent is gasified, a small amount of solid such as solid resin or rag is left in the stainless steel barrel body 31, and the remainder is discharged through the slag discharge pipe 32 and burned. And the organic solvent of retrieving in the recycling bin then can be leading-in to current RTO waste gas recovery system, changes the heat energy power supply into and uses for the board, realizes recycling of resource, reduces enterprise's operation cost, reduces exhaust emission.

Further, the top of the stainless steel barrel 31 is provided with a pressure relief pipeline 36 extending out of the evaporation chamber 3 from above and connected in series to the safety pressure relief valve 361, and when the internal air pressure of the stainless steel barrel 31 exceeds the set pressure (0.03Mpa) of the safety pressure relief valve 361, the safety pressure relief valve 361 is automatically opened to realize pressure relief, so that the stainless steel barrel 31 is prevented from generating overpressure explosion.

The inside wall of evaporating chamber 3 is equipped with temperature sensor 37, and temperature sensor 37 is connected with the controller electricity that is not shown in the figure, and the controller is connected with electric heater 34 electricity, and during the use, temperature sensor 37 gathers the temperature of kerosene A in real time and gives the controller, and the controller carries out heating work according to this temperature control electric heater 34 to when the temperature of kerosene A exceeds standard (220 ℃), force to stop electric heater 34 heating, then warn the staff through the light and carry out cooling process.

It should be noted that the material of the liquid barrel 1 and the recycling barrel 5 can be made of SS304 stainless steel.

The feed line 21 and the steam line 35 are solvent-resistant hoses.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the protection scope of the present application, and although the present application is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application.

Claims

1. A waste solvent recovery processing equipment which is characterized in that:

comprises liquid barrel, feed pump, evaporation chamber, heater, condensing plate, recovery barrel and refrigerator, wherein the input port of the feed pump extends into liquid barrel via pipeline, the evaporation chamber is a hollow airtight container, the metal barrel is suspended in the evaporation chamber and the opening of the metal barrel is fixed with the top of the evaporation chamber, thereby forming an airtight space in the metal barrel body, storing kerosene in the hollow part between the metal barrel body and the evaporation chamber, the heating part of the heater extends into the evaporation chamber so as to be soaked in the kerosene, the output port of the feed pump is communicated with the metal barrel body through a feed pipeline, the side wall of the metal barrel body is communicated with a steam pipeline, the steam pipeline extends out of the evaporation chamber from the side wall of the metal barrel body, and is connected with the hot water inlet of the condensing plate, the hot water outlet of the condensing plate extends into the recovery barrel through a pipeline, and the cold water inlet and the cold water outlet of the condensing plate are respectively communicated with the output port and the input port of the refrigerator.

2. The spent solvent recovery processing facility of claim 1, characterized in that: the bottom of the metal barrel body is provided with a slag discharge pipe, one end of the slag discharge pipe is communicated with the bottom of the metal barrel body, the other end of the slag discharge pipe extends out of the bottom of the evaporation chamber, and the extending part is connected with a slag discharge valve in series.

3. The spent solvent recovery processing facility of claim 1, characterized in that: the feed pipe is connected in series with a first butterfly valve 22 for controlling opening and closing.

4. The spent solvent recovery processing facility of claim 1, characterized in that: an oil pipe is arranged at the bottom of the evaporation chamber, and a second butterfly valve is connected to the oil pipe in series to control opening and closing.

5. The spent solvent recovery processing facility of claim 1, characterized in that: the top of the metal barrel body is provided with a pressure relief pipeline which extends out of the evaporation chamber from the top, and the pressure relief pipeline is connected with a safety pressure relief valve in series.

6. The spent solvent recovery processing facility of claim 1, characterized in that: the electric heating device is characterized by further comprising a controller, wherein the heater is an electric heater, and the electric heater is electrically connected with the controller.

7. The spent solvent recovery processing facility of claim 6, characterized in that: the inside wall of the evaporation chamber is provided with a temperature sensor which is electrically connected with the controller.

8. The used solvent recovery processing apparatus according to any one of claims 1 to 7, characterized in that: the liquid barrel and/or the recycling barrel are made of stainless steel.

9. The used solvent recovery processing apparatus according to any one of claims 1 to 7, characterized in that: the metal barrel body is made of stainless steel.

10. The used solvent recovery processing apparatus according to any one of claims 1 to 7, characterized in that: the feed pipe and/or the steam pipe are/is in particular solvent-resistant rubber hoses.