Mixed solution purification treatment device

Abstract

The utility model relates to the technical field of chemical equipment application, in particular to a mixed solution purification treatment device which comprises a feeding pump, the mixed solution purification treatment device comprises a condensate water preheater, a steam preheater, a film evaporator, a separation tower, a condenser, a distillate tank, a tail cooler, a buffer tank, a vacuum unit, a distillate pump, a heavy component tank, a heavy component pump, a heavy component cooling tank, a discharge pump, a heavy component temporary storage tank and mutually connected pipe fittings. And meanwhile, high equipment treatment efficiency and continuous production operation are realized, the manual operation is greatly saved, the production cost is reduced, and the automation control degree is high.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical equipment application, in particular to a mixed solution purification processing device. Background Art

[0002] Chemical purification is a very important part of chemical industry engineering. It can remove impurities from raw chemical substances through a series of operations, so that the final product can reach the required high purity requirements.

[0003] The existing purification method is intermittent production, which has a low degree of automation, high labor cost, and it is difficult to ensure the quality of the product.

[0004] Therefore, it is necessary to design a processing device that can remove impurities with great efficiency to obtain higher purity. Utility Model Content

[0005] The purpose of the utility model is to provide a mixed solution purification treatment device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The mixed solution purification treatment device is used to remove impurities with great efficiency to obtain a higher purity solution, including a feed pump, a condensate preheater, a steam preheater, a thin film evaporator, a separation tower, a condenser, a effluent tank, a tail cooler, a buffer tank, a vacuum unit, an effluent pump, a recombinant tank, a recombinant pump, a recombinant cooling tank, a discharge pump, a recombinant temporary storage tank and interconnecting pipes;

[0008] The thin film evaporator is a vertical jacket structure, the cylinder contains the material solution, the jacket contains the high-temperature heating medium, the thin film evaporator is equipped with a film stirring device, and the upper feed port is connected to the steam preheater through a pipeline, and the lower discharge port is connected to the recombinant tank through a pipeline, and the vacuum interface of the thin film evaporator is connected to the separation tower through a pipeline;

[0009] The separation tower is provided with a solution spray washing and multi-layer filtering device inside, its lower discharge port is connected to the heavy component tank through a pipeline, its air inlet port is connected to the thin film evaporator through a pipeline, and its upper steam outlet port is connected to the condenser through a pipeline;

[0010] The upper part of the recombinant temporary storage tank is provided with a feed pipe, and the feed pipe extends to the lower part of the tank, the feed pipe is connected to the lower discharge port of the thin film evaporator through a pipeline, and the side of the recombinant temporary storage tank is connected to the lower discharge port of the separation tower through a pipeline, and its discharge port is connected to the discharge pump through a pipeline.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] In the utility model, by setting up a mixed solution purification processing device, the mixed solution purification processing device provided by this scheme can achieve continuous, stable and efficient separation, so that the product obtains a higher purity. At the same time, it realizes high equipment processing efficiency and continuous production operation, greatly saves manpower operation, reduces production costs, and has a high degree of automation control. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 for Figure 1 Schematic diagram of the structure of the thin film evaporator;

[0015] Figure 3 for Figure 1 A schematic diagram of the structure of the separation tower in FIG.

[0016] Figure 4 for Figure 1 Schematic diagram of the structure of the recombinant tank.

[0017] In the figure: 1. feed pump; 2. condensate preheater; 3. steam preheater; 4. thin film evaporator; 5. separation tower; 6. condenser; 7. effluent tank; 8. tail cooler; 9. buffer tank; 10. vacuum unit; 11. effluent pump; 12. recombinant tank; 13. recombinant pump; 14. recombinant cooling tank; 15. discharge pump; 16. recombinant temporary storage tank. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively with reference to the relevant drawings below. Several embodiments of the utility model are given. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0020] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0022] For examples, see Figure 1-4 , the utility model provides a technical solution:

[0023] The mixed solution purification treatment device is used to remove impurities with great efficiency to obtain a higher purity solution, and comprises a feed pump 1, a condensate preheater 2, a steam preheater 3, a thin film evaporator 4, a separation tower 5, a condenser 6, a effluent tank 7, a tail cooler 8, a buffer tank 9, a vacuum unit 10, an effluent pump 11, a recombinant tank 12, a recombinant pump 13, a recombinant cooling tank 14, a discharge pump 15, a recombinant temporary storage tank 16 and interconnecting pipes.

[0024] Specifically, the thin film evaporator 4 is a vertical jacket structure, with a material solution in the cylinder and a high-temperature heating medium in the jacket. The thin film evaporator 4 is equipped with a film stirring device to promote the material to be evenly arranged on the inner cylinder wall for heating to separate the components. The upper feed port is connected to the steam preheater 3 through a pipeline, and the lower discharge port is connected to the recombinant tank 12 through a pipeline. The vacuum interface of the thin film evaporator 4 is connected to the separation tower 5 through a pipeline.

[0025] Specifically, the interior of the separation tower 5 is provided with a solution spray washing and a multi-layer filtering device for secondary purification and separation of components. Its lower discharge port is connected to the heavy component tank 12 through a pipeline, its air inlet pipe port is connected to the thin film evaporator 4 through a pipeline, and its upper steam outlet interface is connected to the condenser 6 through a pipeline.

[0026] Specifically, a feed pipe is provided at the upper part of the recombinant temporary storage tank 16, and the feed pipe extends to the lower part of the tank, the feed pipe is connected to the lower discharge port of the thin film evaporator 4 through a pipeline, and the side of the recombinant temporary storage tank 16 is connected to the lower discharge port of the separation tower 5 through a pipeline, and its discharge port is connected to the discharge pump 15 through a pipeline.

[0027] Furthermore, the device uses automatic valves, and sensors are provided on the equipment, which are connected to a PLC controller for automatic control and remote monitoring.

[0028] The working process of the utility model is as follows: the mixed material enters the condensate preheater 2 through the feed pump 1 to absorb the waste heat of the condensate and raise the temperature to a certain level, then enters the steam preheater 3 to be steam heated to a set temperature, and then enters the thin film evaporator 4, the film stirring device in the thin film evaporator 4 performs circulating stirring, the light material continues to flash, the flashed gas enters the separation tower 5 through the vacuum pipeline, the light material in the separation tower 5 is sprayed and washed with the later pure solution and filtered in multiple layers, the separated high-purity gas enters the condenser 6, the high-purity gas in the condenser 6 is cooled by heat exchange with low-temperature water, the cooled high-purity liquid enters the effluent tank 7, and the gas that is not completely condensed continues to exchange heat and cool through the tail cooler 8 Condensation; the condensate flows back into the effluent tank 7, and the non-condensable gas enters the vacuum unit 10 through the upper part of the buffer tank 9 to discharge the system; the high-purity liquid is concentrated in the effluent tank 7, and after reaching a certain volume, it is discharged to the lower process through the effluent pump 11 connected to the lower pipeline; the heavy material separated in the thin film evaporator 4 is connected to the recombinant temporary storage tank 16 through the lower pipeline; the mixed liquid washed by the separation tower 5 is connected to the recombinant temporary storage tank 16 through the lower pipeline; it is discharged to the recombinant cooling tank 14 through the discharge pump 15 connected to the pipeline for cooling and sedimentation; the light residual material enters the thin film evaporator 4 through the pipeline for reprocessing, and the recombinant material without residue enters the recombinant tank 12 for processing.

[0029] It is worth noting that the mixed solution purification treatment device, pump and connecting pipes are connected to automatic valves, sensors are set on the equipment, connected to the PLC controller for automatic control and remote monitoring.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mixed solution purification device is used to remove impurities with great efficiency to obtain a solution of higher purity, characterized by: The system comprises a feed pump (1), a condensate preheater (2), a steam preheater (3), a thin film evaporator (4), a separation tower (5), a condenser (6), a effluent tank (7), a tail cooler (8), a buffer tank (9), a vacuum unit (10), an effluent pump (11), a recombinant tank (12), a recombinant pump (13), a recombinant cooling tank (14), a discharge pump (15), a recombinant temporary storage tank (16), and interconnecting pipes; The thin film evaporator (4) is a vertical jacket structure, the cylinder contains a material solution, the jacket contains a high-temperature heating medium, the thin film evaporator (4) is equipped with a film stirring device, and the upper feed port is connected to the steam preheater (3) through a pipeline, and the lower discharge port is connected to the recombinant tank (12) through a pipeline, and the vacuum interface of the thin film evaporator (4) is connected to the separation tower (5) through a pipeline; The separation tower (5) is provided with a solution spray washing and multi-layer filtering device inside, its lower discharge port is connected to the heavy component tank (12) through a pipeline, its air inlet port is connected to the thin film evaporator (4) through a pipeline, and its upper steam outlet port is connected to the condenser (6) through a pipeline; The upper part of the recombinant temporary storage tank (16) is provided with a feed pipe, and the feed pipe extends to the lower part of the tank, the feed pipe is connected to the lower discharge port of the thin film evaporator (4) through a pipeline, and the side of the recombinant temporary storage tank (16) is connected to the lower discharge port of the separation tower (5) through a pipeline, and its discharge port is connected to the discharge pump (15) through a pipeline.

Images