CN213977494U

CN213977494U - Antioxidant 168 mother liquor recovery system

Info

Publication number: CN213977494U
Application number: CN202022561130.6U
Authority: CN
Inventors: 王磊; 齐涛; 张杨
Original assignee: Yingkou Fengguang Advanced Material Co ltd
Current assignee: Yingkou Fengguang Advanced Material Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-08-17
Anticipated expiration: 2030-11-09

Abstract

The utility model relates to an anti-oxidant 168 mother liquor recovery system belongs to the chemical industry equipment field, including mother liquor storage jar, solvent jar, rectifier unit system and concentrated mother liquor bucket, wherein the structure of mother liquor storage jar is: the internal inlet pipe, filter chamber and the stirring rake of being equipped with of jar, the inlet pipe runs through the both sides wall of the jar body, is connected with the feeding shower nozzle on the inlet pipe, filter chamber and inlet pipe parallel arrangement, and jar body bottom is equipped with the discharge gate. The interpolation of filter chamber in the mother liquor holding vessel, the washing of the rectification jar of being convenient for can reduce working strength, improves workman work efficiency, avoids in too much impurity enters into the rectification jar, and impurity long-term accumulation is unfavorable for jar interior cleaning process, and rectification system improves the high-efficient recovery of solvent in the anti-oxidant 168 mother liquor to the solvent of retrieving can directly be applicable to in the new reaction production.

Description

Antioxidant 168 mother liquor recovery system

Technical Field

The utility model relates to an anti-oxidant 168 mother liquor recovery system belongs to mother liquor and retrieves technical field.

Background

The antioxidant is also called as an anti-aging agent, and is added into the high polymer material, so that the oxidative degradation of the polymer can be effectively inhibited or delayed, and the service life of the high polymer material is prolonged.

The antioxidant 168 is a phosphite antioxidant, is an auxiliary antioxidant, can be added into various polymers, and is particularly compounded with a phenol antioxidant for use, so that the effect is optimal.

In the production process of the antioxidant 168, the difficulty in recovering and treating the mother liquor is ubiquitous in the industry at present, and the problem of low solvent recovery rate in the mother liquor still exists at present. How to efficiently recycle and reprocess the mother liquor generated in the reaction process, so that the solvent in the mother liquor can be efficiently recycled, and the operation is convenient, which is very important. Therefore, the utility model discloses a manufacturing method about antioxidant 168 mother liquor recovery system.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an anti-oxidant 168 mother liquor recovery system, exhaust mother liquor in the anti-oxidant 168 production, through rectification system processing back, mother liquor collecting vessel is discharged into to concentrated mother liquor, and the solvent that the rectification obtained gets into the solvent jar, and the solvent direct use of retrieving is cyclic utilization in new reaction production.

For solving the above problems, the specific technical scheme of the utility model is as follows: the utility model provides an anti-oxidant 168 mother liquor recovery system, includes that mother liquor storage jar, solvent jar, rectifier unit system and concentrated mother liquor bucket, wherein the structure of mother liquor storage jar is: the internal inlet pipe, filter chamber and the stirring rake of being equipped with of jar, the inlet pipe runs through the both sides wall of the jar body, is connected with the feeding shower nozzle on the inlet pipe, filter chamber and inlet pipe parallel arrangement, and jar body bottom is equipped with the discharge gate. The interpolation of filter chamber in the mother liquor holding vessel, the washing of the rectification jar of being convenient for can reduce working strength, improves workman work efficiency, avoids in too much impurity enters into the rectification jar, and impurity long-term accumulation is unfavorable for jar interior cleaning process, and rectification system improves the high-efficient recovery of solvent in the anti-oxidant 168 mother liquor to the solvent of retrieving can directly be applicable to in the new reaction production.

The rectifying device system comprises a rectifying tank, a rectifying tower, a rectifying cooler and a reboiler, wherein the output end of a mother liquor storage pipe is connected with the input end of the rectifying tank through a pipeline, the output end I of the rectifying tank is connected with the input end of the rectifying tower, the output end II of the rectifying tank is connected with the input end of a concentrated mother liquor barrel through a pipeline, the output end I of the rectifying tower is connected with a solvent tank through the rectifying cooler, the output end II of the rectifying tower is connected with the input end of the mother liquor through a pipeline, and the reboiler is arranged on the pipeline between the rectifying tower and the mother liquor input end.

The outer circumference of the tank body is provided with a heating jacket which is shaped like a U, and the bottom of the outer side of the tank body is jointed with the bottom of the inner side of the heating jacket.

And filter cloth is paved in the filter chambers 1-6.

The utility model discloses the beneficial effect who brings does: 1. a filtering part is added in the mother liquid storage tank, and the mother liquid enters a rectification recovery system after being subjected to hot filtering, so that the rectification tank is convenient to clean, the working strength is reduced, and the working efficiency of workers is improved;

2. the whole system is closed, so that few discharged pollutants are generated by the system;

3. and a rectification device is adopted, so that the solvent recovery rate is increased.

Drawings

FIG. 1 is a schematic diagram of a system for recovering antioxidant 168 mother liquor.

Fig. 2 is a schematic diagram of a mother liquor storage tank structure.

Detailed Description

As shown in fig. 1 and fig. 2, an antioxidant 168 mother liquor recovery system comprises a mother liquor storage tank 1, a solvent tank 2, a rectification device system and a concentrated mother liquor barrel 7, wherein the structure of the mother liquor storage tank 1 is as follows: a feeding pipe 1-1, a filtering chamber 1-6 and a stirring paddle 1-3 are arranged in the tank body 1-8, the feeding pipe 1-1 penetrates through two side walls of the tank body 1-8, a feeding spray head 1-2 is connected to the feeding pipe 1-1, the filtering chamber 1-6 and the feeding pipe 1-1 are arranged in parallel, and a discharging port 1-7 is arranged at the bottom of the tank body 1-8. The addition of filter chamber 1-6 in the mother liquor holding vessel is convenient for the washing of rectifier tank 3, can reduce working strength, improves workman work efficiency, avoids too much impurity to enter into rectifier tank 3 in, impurity long-term accumulation is unfavorable for jar interior cleaning, and rectification system improves the high-efficient recovery of solvent in the 168 mother liquor of anti-oxidant to the solvent of retrieving can directly be applicable to in the new reaction production.

The rectifying device system comprises a rectifying tank 3, a rectifying tower 6, a rectifying cooler 4 and a reboiler 5, wherein a discharge port 1-7 of a mother liquor storage tank 1 is connected with a rectifying tank input end 3-3 through a pipeline, an output end I3-1 of the rectifying tank 3 is connected with an input end of the rectifying tower 6, an output end II3-2 of the rectifying tank 3 is connected with an input end of a concentrated mother liquor barrel 7 through a pipeline, an output end I6-1 of the rectifying tower 6 is connected with a solvent tank 2 through the rectifying cooler 4, an output end II6-2 of the rectifying tower 6 is connected with the mother liquor input end through a pipeline, and the reboiler 5 is arranged on the pipeline between the rectifying tank and the solvent tank 2.

The outer circumference of the tank body 1-8 is provided with a heating jacket 1-5, the heating jacket 1-5 is U-shaped, and the bottom of the outer side of the tank body 1-8 is jointed with the bottom of the inner side of the heating jacket 1-5.

And filter cloth is paved in the filter chambers 1-6.

The rectifying tank 3 is a common reaction kettle and is used for carrying out distillation treatment, the mother liquor collecting barrel 7 is a common white steel barrel, the filtering chamber 1-2 is added in the mother liquor storage tank 1, and the hot filtering is carried out under the heating of the heating jacket 1-4, so that the impurities in the original mother liquor are reduced to enter the rectifying tank 3.

Collecting mother liquor discharged in production into a mother liquor storage tank 1, after reaching a certain amount, discharging into a rectifying tank 3 after being subjected to heat filtration of a filter chamber 1-2, carrying out rectification treatment, feeding the solvent obtained by rectification into a solvent tank 2 along a rectification cooler 4 through the top of a rectifying tower 6 to obtain pure solvent, directly putting into new reaction production, and discharging into a concentrated mother liquor barrel 7 regularly after observing the liquid level, wherein the concentrated mother liquor obtained in the rectifying tank 3 is obtained.

What has been described above is merely a preferred embodiment of the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several modifications and improvements can be made, and shall be considered as belonging to the protection scope of the present invention.

Claims

1. An antioxidant 168 mother liquor recovery system is characterized in that: including mother liquor storage jar, solvent jar, rectifier unit system and concentrated mother liquor bucket, wherein the structure of mother liquor storage jar is: the internal inlet pipe, filter chamber and the stirring rake of being equipped with of jar, the inlet pipe runs through the both sides wall of the jar body, is connected with the feeding shower nozzle on the inlet pipe, filter chamber and inlet pipe parallel arrangement, and jar body bottom is equipped with the discharge gate.

2. The antioxidant 168 mother liquor recovery system of claim 1, wherein: the rectifying device system comprises a rectifying tank, a rectifying tower, a rectifying cooler and a reboiler, wherein the output end of a mother liquor storage pipe is connected with the input end of the rectifying tank through a pipeline, the output end I of the rectifying tank is connected with the input end of the rectifying tower, the output end II of the rectifying tank is connected with the input end of a concentrated mother liquor barrel through a pipeline, the output end I of the rectifying tower is connected with a solvent tank through the rectifying cooler, the output end II of the rectifying tower is connected with the input end of the mother liquor through a pipeline, and the reboiler is arranged on the pipeline between the rectifying tower and the mother liquor input end.

3. The antioxidant 168 mother liquor recovery system of claim 1, wherein: the outer circumference of the tank body is provided with a heating jacket which is shaped like a U, and the bottom of the outer side of the tank body is jointed with the bottom of the inner side of the heating jacket.

4. The antioxidant 168 mother liquor recovery system of claim 1, wherein: and filter cloth is paved in the filter chamber.