CN210367491U

CN210367491U - Novel full-automatic washing separation system for sorbic acid mixed liquid

Info

Publication number: CN210367491U
Application number: CN201920786435.1U
Authority: CN
Inventors: 刘红伟; 李知峰; 王恩龙; 刁兴伟
Original assignee: Jinneng Science and Technology Co Ltd
Current assignee: Jinneng Science and Technology Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-04-21
Anticipated expiration: 2029-05-28

Abstract

The utility model relates to a mixed liquid washing splitter's of sorbic acid technical field specifically is a mixed liquid full-automatic washing separation new system of sorbic acid. The device comprises a hydrolysis kettle, wherein a discharge port I of the hydrolysis kettle is connected with a feed port II of a two-in-one filter through a pipeline, a liquid discharge port II is arranged at the bottom end of the two-in-one filter, a filter cake discharge valve is also arranged on the side wall of the bottom of the two-in-one filter, the filter cake discharge valve is communicated with pipeline type solid conveying equipment, and the pipeline type solid conveying equipment is communicated with a feed port IV of a pulping kettle; a discharge port IV is arranged at the lower end of the pulping kettle and is connected with a feed port III of the full-automatic centrifuge; the lower part of the full-automatic centrifuge is provided with a discharge port III, and the discharge port III is connected with a storage bin through pipeline type solid conveying equipment. Aiming at the material property of the sorbic acid mixed solution, the full-automatic transformation and improvement of the separation and washing of the sorbic acid mixed solution are realized, and a new full-automatic washing and separation system of the sorbic acid mixed solution is realized.

Description

Novel full-automatic washing separation system for sorbic acid mixed liquid

Technical Field

The utility model relates to a mixed liquid washing splitter's of sorbic acid technical field specifically is a mixed liquid full-automatic washing separation new system of sorbic acid.

Background

The sorbic acid mixed solution is a heterogeneous mixed solution of sorbic acid particles, sorbic acid tar and hydrochloric acid mother liquor, the separation process comprises the steps of filtering hydrochloric acid, washing tar and separating, washing a solvent and separating, the operation procedure is complicated, the connection between the operation flow and the operation steps is manual operation, the labor intensity of operators is high, and more workers are needed; the equipment is not closed, the odor overflows on site, and the environment of operators is poor.

One current washing and separating method of sorbic acid mixed liquor is as follows: discharging the sorbic acid mixed solution from a sorbic acid polyester hydrolysis kettle to a PP suction filter tank, filtering hydrochloric acid mother liquor by using self gravity, after filtration, opening a vacuum filtration valve by a suction filter operator, closing the vacuum filtration valve after about 3 minutes of filtration, manually discharging a high-concentration hydrochloric acid water valve, closing the hydrochloric acid mother liquor valve, opening a suction filter tank cover by the suction filter operator, manually rotating and washing the surface of the material for about 5 minutes by a water hose, closing the washing valve, closing the suction filter tank cover by the suction filter operator, discharging the high-concentration hydrochloric acid water for about 20 minutes, filtering the high-concentration hydrochloric acid water by using self gravity, opening the vacuum filtration valve by the suction filter operator after filtration, closing the vacuum filtration valve after about 3 minutes of filtration, closing the high-concentration hydrochloric acid water valve, opening the suction filter tank cover by the suction filter operator, wearing a labor protection device to enter the suction filter tank, hoeing the material to a suction filter tank ear tank by a shovel, in the next procedure (centrifugal operator), hoeing the material with a shovel into a loading and unloading centrifuge, manually distributing and leveling, closing an upper top cover of the centrifuge, fastening a clamp, manually adjusting the angle of a spray gun up and down at a hand hole of the upper top cover by an alcohol spray gun after the centrifuge is opened and stably operates to wash the centrifugal material surface for 2 times, after the sorbic acid tar is separated by centrifugal force, manually adjusting the angle of the spray gun up and down at the hand hole of the upper top cover by a pure water spray gun to wash the centrifugal material surface for 2 times, washing the centrifugal material surface with pure water for the first time to enter a residual alcohol tank, manually closing a valve discharging residual alcohol before washing the second time, opening a water using valve, washing the residual alcohol using water to enter a water using tank, washing the material after hydrochloric acid is filtered by sorbic acid mixed liquid by the water using the water, stopping the centrifuge after centrifuging for a certain time, manually lifting a top cover of the centrifuge, filing a, and hoisting the materials to a material temporary storage area by using a travelling crane, and circulating the operation.

The operation has the defects that the sorbic acid mixed solution is separated by utilizing self gravity, the separation equipment is a PP suction filtration tank, the equipment is semi-closed, and hydrochloric acid is volatilized and overflows during discharging and operation, so that the working environment of operators is influenced; from the steps of the separation process and the participation of personnel, the separation process is completely manually operated, more personal factors are doped, and the error probability is high; particularly, when a suction filtration operator enters the suction filtration tank and picks up the materials into the ear tank manually, the labor capacity is large, the chance of contact between the human and the materials is increased, and the materials still have residual hydrochloric acid even though the process water jacket washing is carried out, so that the occupational health of the human is directly injured.

The suction filtration operation and the centrifugal operation are connected, so that a centrifugal operator manually hoes the materials into the centrifugal machine, the materials are manually distributed and the final crude sorbic acid product is filed into a ton bag, the labor amount is large, the contact chance between the centrifugal operator and the materials is increased, the materials still have residual alcohol although being washed by pure water, and the injury to the occupational health of people is direct; from the steps of the separation process and the participation of personnel, the separation process is completely manually operated, more personal factors are doped, and the error probability is high; moreover, the operation of personnel, particularly the flushing, is not closed, and the smell of alcohol and the like overflows, so that the working environment of the operators is influenced and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems that the labor intensity of the sorbic acid mixed liquid washing and separating operators is high, the automation degree is low, the full-automatic modification and improvement of the sorbic acid mixed liquid washing and separating are carried out aiming at the material properties of the sorbic acid mixed liquid by combining the current advanced equipment and technology in order to improve the working environment of the operators and reduce the labor intensity of the operators and conform to the trend of automatic and intelligent development under a new form, and a novel system for the full-automatic washing and separating of the sorbic acid mixed liquid is realized.

In the present invention, the following concepts are involved:

sorbic acid mixed solution: the sorbic acid polyester is decomposed into sorbic acid in a hydrochloric acid environment to form a heterogeneous mixed solution of the sorbic acid, the hydrochloric acid and tar.

Crude sorbic acid: and (4) filtering the sorbic acid mixed solution to remove hydrochloric acid and tar to obtain sorbic acid crystal particles with relatively high purity.

Sorbic acid tar: sorbic acid isomer decomposed by the sorbic acid polyester in an acid environment, and a reddish brown viscous high-molecular substance.

The utility model provides a technical scheme does:

a novel full-automatic washing and separating system for sorbic acid mixed liquid comprises a hydrolysis kettle, wherein a discharge port I of the hydrolysis kettle is connected with a feed port II of a two-in-one filter through a pipeline, a liquid discharge port II is arranged at the bottom end of the two-in-one filter, a filter cake discharge valve is further arranged on the side wall of the bottom of the two-in-one filter, the filter cake discharge valve is communicated with pipeline type solid conveying equipment, and the pipeline type solid conveying equipment is communicated with a feed port IV of a pulping kettle; a discharge port IV is arranged at the lower end of the pulping kettle and is connected with a feed port III of the full-automatic centrifuge; the lower part of the full-automatic centrifuge is provided with a discharge port III, and the discharge port III is connected with a storage bin through pipeline type solid conveying equipment.

A novel full-automatic washing and separating system for sorbic acid mixed liquid comprises a hydrolysis kettle, wherein a discharge port I of the hydrolysis kettle is connected with a feed port II of a two-in-one filter through a pipeline, and a feed valve II is arranged at the front end of the feed port II; the upper end of the two-in-one filter is also provided with a compressed air inlet, a water inlet for a circulating sleeve and a tail gas outlet, and the front ends of the compressed air inlet, the water inlet for the circulating sleeve and the tail gas outlet are respectively provided with a compressed air inlet valve, a water inlet valve for the circulating sleeve and a tail gas emptying valve; a liquid discharge port II is arranged at the bottom end of the two-in-one filter, a hydrochloric acid mother liquor discharge valve and a high-concentration hydrochloric acid water discharge valve are arranged on the liquid discharge port II through pipelines respectively, the hydrochloric acid mother liquor discharge valve is communicated with a hydrochloric acid mother liquor ground tank through a pipeline, and the high-concentration hydrochloric acid water discharge valve is communicated with the high-concentration hydrochloric acid water ground tank through a pipeline; the water inlet for the circulating sleeve is connected with the water-using ground tank for the circulating sleeve through a pipeline, and the water inlet for the circulating sleeve is connected with the rotary spray head; a filter cake discharge valve is also arranged on the side wall of the bottom of the two-in-one filter, and is communicated with pipeline type solid conveying equipment which is communicated with a feeding hole IV of the pulping kettle; the upper end of the pulping kettle is also provided with a liquid inlet IV which is connected with a water ground groove for the process sleeve, the lower end of the pulping kettle is provided with a discharge port IV which is connected with a feed port III of the full-automatic centrifuge; the lower part of the full-automatic centrifuge is provided with a discharge port III, the discharge port III is connected with a storage bin through a pipeline type solid conveying device, the side surface of the full-automatic centrifuge is also provided with a liquid outlet III, the liquid outlet III is communicated with a water-using ground tank of a circulating sleeve through a water discharging valve for a circulating sleeve, the liquid outlet III is communicated with a water-using ground tank of a process sleeve through a water discharging valve for a process sleeve, and the liquid outlet III is communicated with a water-using ground tank of an alcohol residual liquid through a valve for discharging alcohol residual liquid; the upper end of the full-automatic centrifuge is provided with a liquid inlet III, and the liquid inlet III is respectively provided with an alcohol inlet valve and a pure water inlet valve.

Furthermore, a circulating sleeve water pump is arranged on the circulating sleeve water position groove and is communicated with a circulating sleeve water inlet valve.

Further, a high-concentration hydrochloric acid water pump is arranged on the high-concentration hydrochloric acid water level tank and communicated with the sewage treatment pipeline.

Further, a process sleeve water pump is arranged on the process sleeve water position groove and is communicated with a pulping kettle liquid inlet IV.

The utility model has the advantages that:

this new system of full-automatic washing separation of sorbic acid mixed liquid chooses for use totally closed equipment, thoroughly isolated people and the direct contact of material, mainly is that two unification filters replace manual operation's PP and inhale the filter cell, realizes automatic feed, automatic filtration hydrochloric acid mother liquor, automatic washing and the process of automatic filtration high concentrated hydrochloric acid water and automatic discharge. The pipe-type solid conveying equipment replaces manual work to convey materials from one equipment to another equipment. The full-automatic centrifuge replaces an intermittent loading and unloading centrifuge, the operations of automatic feeding, automatic centrifugal circulation water supply, alcohol supply washing, automatic centrifugal alcohol residual liquid supply, pure water supply washing, centrifugal process water supply and automatic unloading are realized, the whole operation process is in a closed device, and waste gas generated in the production process is directly introduced into a waste gas treatment system for comprehensive treatment without overflowing in the production environment.

The material of two unification filters discharge filter cake realizes safe effective transition with full automatic centrifuge, adopts pipeline formula solid conveying equipment and the mode of making beating, makes the material get into full automatic centrifuge with the form of mixed liquid, has broken through the bottleneck that the solid is difficult to realize transporting and automated operation, provides fresh and alive reality solution case for later similar problem.

The process sleeve water after centrifugation of the full-automatic centrifuge is used as pulping water for mechanical application, the process sleeve water is used for cyclic mechanical application, the generation of liquid waste is reduced, the utilization rate of water is improved, and the water amount of high-concentration hydrochloric acid is reduced by about 0.2T for one ton of crude product.

The utility model discloses a system obviously reduces staff's intensity of labour, has realized reducing the amount of labour, has reduced the purpose that the personnel increased efficiency, has also reduced the useless production of liquid widely, has improved the utilization ratio of water, and is energy-concerving and environment-protective, has very extensive application prospect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Wherein, 1-a hydrolysis kettle, 101-a discharge port I, 2-a two-in-one filter, 201-a hydrochloric acid mother liquor discharge valve, 202-a high-concentration hydrochloric acid discharge valve, 203-a feed valve II, 204-a feed port II, 205-a compressed air inlet valve, 206-a compressed air inlet, 207-a tail gas emptying valve, 208-a tail gas outlet, 209-a liquid discharge port II, 210-a circulating sleeve water inlet, 211-a circulating sleeve water valve, 212-a filter cake discharge valve, 3-a full-automatic centrifuge, 301-a circulating sleeve water discharge valve, 302-a slurry feeding valve, 303-an alcohol residue discharge valve, 304-an alcohol inlet valve, 305-a pure water inlet valve, 306-a process water discharge valve, 307-a feed port III and 308-a discharge port III, 309-a liquid outlet III, 310-a liquid inlet III, 4-a pulping kettle, 401-a feed inlet IV, 402-a liquid inlet IV, 403-a discharge outlet IV, 5-a storage bin, 601-a hydrochloric acid mother liquor ground tank, 602-a high-concentration hydrochloric acid water ground tank, 603-a water ground tank for circulating sleeve, 604-a water ground tank for process sleeve, 605-an alcohol residual liquid ground tank and 7-pipeline type solid conveying equipment.

Detailed Description

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Example 1

A novel full-automatic washing and separating system for sorbic acid mixed liquid comprises a hydrolysis kettle 1, wherein a discharge port I101 of the hydrolysis kettle 1 is connected with a feed port II 204 of a two-in-one filter through a pipeline, and a feed valve II 203 is arranged at the front end of the feed port II 204; the upper end of the two-in-one filter 2 is also provided with a compressed air inlet 206, a circulating jacket water inlet 210 and a tail gas outlet 208, and the front ends of the compressed air inlet 206, the circulating jacket water inlet 210 and the tail gas outlet 208 are respectively provided with a compressed air inlet valve 205, a circulating jacket water inlet valve 211 and a tail gas emptying valve 207; a liquid outlet II 209 is arranged at the bottom end of the two-in-one filter 2, a hydrochloric acid mother liquor discharging valve 201 and a high-concentration hydrochloric acid water discharging valve 202 are arranged on the liquid outlet II 209 through pipelines respectively, the hydrochloric acid mother liquor discharging valve 201 is communicated with a hydrochloric acid mother liquor ground tank 601 through a pipeline, and the high-concentration hydrochloric acid water discharging valve 202 is communicated with a high-concentration hydrochloric acid water ground tank 602 through a pipeline; the water inlet 210 for the circulating sleeve is connected with a water level tank 603 for the circulating sleeve through a pipeline, and the water inlet 210 for the circulating sleeve is connected with a rotary spray head; a filter cake discharge valve 212 is further arranged on the side wall of the bottom of the two-in-one filter 2, the filter cake discharge valve 212 is communicated with the pipeline type solid conveying equipment 7, and the pipeline type solid conveying equipment 7 is communicated with a feed inlet IV 401 of the pulping kettle; the upper end of the pulping kettle 4 is also provided with a liquid inlet IV 402, the liquid inlet IV 402 is connected with a water ground groove 604 for a process sleeve, the lower end of the pulping kettle 4 is provided with a discharge port IV 403, and the discharge port IV 403 is connected with a feed port III 307 of the full-automatic centrifuge 3; a discharge port III 308 is arranged at the lower part of the full-automatic centrifuge 3, the discharge port III 308 is connected with a bin 5 through a pipeline type solid conveying device 7, a liquid outlet III 309 is also arranged on the side surface of the full-automatic centrifuge 3, the liquid outlet III 309 is communicated with a circulating sleeve water ground tank 603 through a circulating sleeve water valve 301, the liquid outlet III 309 is communicated with a process sleeve water ground tank 604 through a process sleeve water valve 306, and the liquid outlet III 309 is communicated with an alcohol residual liquid ground tank 605 through a alcohol residual liquid discharging valve 303; the upper end of the full-automatic centrifuge 3 is provided with a liquid inlet III 310, and the liquid inlet III 310 is respectively provided with an alcohol inlet valve 304 and a pure water inlet valve 305.

Example 2

On the basis of the embodiment 1, a circulating jacket water pump is arranged on the circulating jacket water position groove 604 and is communicated with the circulating jacket water inlet valve 211.

Example 3

On the basis of embodiment 1, a high-concentration hydrochloric acid water pump is arranged on the high-concentration hydrochloric acid water level tank 602, and the high-concentration hydrochloric acid water pump is communicated with a sewage treatment pipeline.

Example 4

On the basis of the embodiment 1, a process sleeve water pump is arranged on the process sleeve water position groove 604 and is communicated with a liquid inlet IV 402 of the pulping kettle.

The utility model discloses a mixed liquid full-automatic washing of sorbic acid separates new system's working process as follows:

the utility model discloses a mixed full-automatic washing of liquid of sorbic acid separates new system, through PLC control, the corresponding PLC program of supporting design, for mature technique, technical staff in this field can match system and PLC control program as required.

The sorbic acid mixed liquor is discharged from a sorbic acid polyester hydrolysis kettle 1 to a two-in-one filter 2, a suction filtration post worker presses a key start button, the device is automatically operated according to a set PLC program, a high-concentration hydrochloric acid discharging water valve 202 is automatically closed, a hydrochloric acid mother liquor discharging valve 201 is automatically opened, a sorbic acid mixture feeding valve II 203 is automatically opened to be fed to the two-in-one filter 2, a stirrer of the two-in-one filter 2 is opened to flush the materials, the feeding valve II 203 is automatically closed after the sorbic acid mixture is discharged, the stirrer of the two-in-one filter is automatically stopped, the self-gravity is utilized to filter the hydrochloric acid mother liquor to enter a hydrochloric acid mother liquor ground tank 601, the mother liquor is filtered for a set time, a compressed air valve 205 is automatically opened after the time, a tail gas emptying valve 207 is automatically closed, the compressed air valve 205 is automatically closed after the filter pressing for 2 minutes, the hydrochloric acid contained in the, the valve 202 for discharging high-concentration hydrochloric acid water is automatically opened after 2 minutes of delay, the valve 201 for discharging hydrochloric acid mother liquor is automatically closed, the valve 211 for feeding circulating jacket water is automatically opened, the high-concentration hydrochloric acid water enters the water inlet 210 for circulating jacket water according to the set flow, the high-concentration hydrochloric acid water is uniformly sprayed through the rotary spray heads uniformly distributed in the two-in-one filter 2, the valve 211 for feeding circulating jacket water is automatically closed after the flow is reached, the high-concentration hydrochloric acid water formed after washing is discharged into the high-concentration hydrochloric acid water tank 602, the sorbic acid water is filtered for the set time, the compressed air valve 205 is automatically opened after the time is reached, the tail gas emptying valve 207 is automatically closed, the compressed air valve 205 is automatically closed after 2 minutes of filter pressing, the tail gas emptying valve 207 is automatically opened after 2 minutes of delay, the salty acid water in the filter cake is reduced as far as possible after the time is delayed, the content of hydrochloric acid in the, and conveying the mixture into a pulping kettle 4 added with process jacket water for fully pulping.

A centrifugal operator presses a button to start the button, the full-automatic centrifuge automatically operates according to a set PLC program, after the centrifuge is automatically started and operates stably, a water valve 301 for discharging the circulating sleeve is automatically opened, beaten materials enter the full-automatic centrifuge 3 through a pulp inlet valve 302 which is automatically opened, the materials are uniformly distributed on a centrifugal drum through a material distribution disc, the pulp inlet valve 302 is automatically closed when the materials reach a stopper, the separated water for the circulating sleeve enters a water position groove 603 for the circulating sleeve to be used as filter cake washing water of a two-in-one filter, the water valve 302 for discharging the circulating sleeve is automatically closed after centrifuging for a certain time, a valve 303 for discharging alcohol essence and residual liquid is automatically opened, a valve 304 for feeding alcohol is automatically opened, the valve 304 for discharging alcohol residual liquid enters a water position groove 605 for alcohol residual liquid after washing for a set washing time, and a valve 305 for automatically opening after centrifuging for a certain time, the pure water inlet valve 305 is automatically closed according to the set flushing time, the centrifuged residual water enters an alcohol residual liquid ground tank 605, the operation is mainly to wash out the residual alcohol in the materials, the water discharging process sleeve water valve 306 is automatically opened after the materials are centrifuged for a certain time, the alcohol residual liquid discharging valve 303 is automatically closed, the pure water is flushed for the second time, the pure water is automatically closed according to the set time, the centrifuged process sleeve water enters a process sleeve water ground tank 604 to be used as pulping water of a pulping kettle, the centrifuge is automatically decelerated after the materials are centrifuged for a certain time, a scraper is automatically opened, and the crude sorbic acid is discharged to a pipeline type solid conveying device 7 and conveyed to a bin 5 for automatic packaging.

Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A novel full-automatic washing and separating system for sorbic acid mixed liquid comprises a hydrolysis kettle and is characterized in that a discharge port I of the hydrolysis kettle is connected with a feed port II of a two-in-one filter through a pipeline, a liquid discharge port II is arranged at the bottom end of the two-in-one filter, a filter cake discharge valve is further arranged on the side wall of the bottom of the two-in-one filter and communicated with pipeline type solid conveying equipment, and the pipeline type solid conveying equipment is communicated with a feed port IV of a pulping kettle; a discharge port IV is arranged at the lower end of the pulping kettle and is connected with a feed port III of the full-automatic centrifuge; the lower part of the full-automatic centrifuge is provided with a discharge port III, and the discharge port III is connected with a storage bin through pipeline type solid conveying equipment.

2. The system comprises a hydrolysis kettle, and is characterized in that a discharge port I of the hydrolysis kettle is connected with a feed port II of a two-in-one filter through a pipeline, and a feed valve II is arranged at the front end of the feed port II; the upper end of the two-in-one filter is also provided with a compressed air inlet, a water inlet for a circulating sleeve and a tail gas outlet, and the front ends of the compressed air inlet, the water inlet for the circulating sleeve and the tail gas outlet are respectively provided with a compressed air inlet valve, a water inlet valve for the circulating sleeve and a tail gas emptying valve; a liquid discharge port II is arranged at the bottom end of the two-in-one filter, a hydrochloric acid mother liquor discharge valve and a high-concentration hydrochloric acid water discharge valve are arranged on the liquid discharge port II through pipelines respectively, the hydrochloric acid mother liquor discharge valve is communicated with a hydrochloric acid mother liquor ground tank through a pipeline, and the high-concentration hydrochloric acid water discharge valve is communicated with the high-concentration hydrochloric acid water ground tank through a pipeline; the water inlet for the circulating sleeve is connected with the water-using ground tank for the circulating sleeve through a pipeline, and the water inlet for the circulating sleeve is connected with the rotary spray head; a filter cake discharge valve is also arranged on the side wall of the bottom of the two-in-one filter, and is communicated with pipeline type solid conveying equipment which is communicated with a feeding hole IV of the pulping kettle; the upper end of the pulping kettle is also provided with a liquid inlet IV which is connected with a water ground groove for the process sleeve, the lower end of the pulping kettle is provided with a discharge port IV which is connected with a feed port III of the full-automatic centrifuge; the lower part of the full-automatic centrifuge is provided with a discharge port III, the discharge port III is connected with a storage bin through a pipeline type solid conveying device, the side surface of the full-automatic centrifuge is also provided with a liquid outlet III, the liquid outlet III is communicated with a water-using ground tank of a circulating sleeve through a water discharging valve for a circulating sleeve, the liquid outlet III is communicated with a water-using ground tank of a process sleeve through a water discharging valve for a process sleeve, and the liquid outlet III is communicated with a water-using ground tank of an alcohol residual liquid through a valve for discharging alcohol residual liquid; the upper end of the full-automatic centrifuge is provided with a liquid inlet III, and the liquid inlet III is respectively provided with an alcohol inlet valve and a pure water inlet valve.

3. The system of claim 1, wherein a circulating jacket water pump is provided in the circulating jacket water sump and is in communication with the inlet circulating jacket water valve.

4. The system of claim 1, wherein a high-concentration hydrochloric acid water pump is installed in the tank for high-concentration hydrochloric acid water, and the high-concentration hydrochloric acid water pump is connected to the sewage treatment pipeline.

5. The system of claim 1, wherein a process water pump is disposed in the process water tank and is in communication with the liquid inlet IV of the pulping kettle.