CN117658276B - Demulsification treatment device and method for continuous demulsification separation of immersed water - Google Patents
Demulsification treatment device and method for continuous demulsification separation of immersed water Download PDFInfo
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- CN117658276B CN117658276B CN202410135493.3A CN202410135493A CN117658276B CN 117658276 B CN117658276 B CN 117658276B CN 202410135493 A CN202410135493 A CN 202410135493A CN 117658276 B CN117658276 B CN 117658276B
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Abstract
The invention discloses a demulsification treatment device and a demulsification treatment method for continuous demulsification and separation of immersed water, which belong to the technical field of immersed water treatment and comprise a box body, a preheating cavity, a transition cavity and a plurality of standing cavities, wherein the sum of the volumes of the plurality of standing cavities is equal to the volume of the transition cavity, and the time required by filling the preheated impregnating water into the transition cavity is equal to the sum of the time required by filling the impregnating water into the standing cavity from the transition cavity, the time required by keeping the impregnating water in the standing cavity at a constant temperature and standing state, and the time required by emptying the impregnating liquid and the treatment water which are separated from top to bottom in the standing cavity from the standing cavity; according to the demulsification treatment device and method for continuous demulsification separation of immersed water, when the immersed water stored in the transition cavity in a heat-preservation mode enters the plurality of standing cavities, the transition cavity can be continuously input with immersed water, so that the transition cavity and the standing cavities can continuously heat the immersed water to demulsifie and complete standing separation, and the treatment efficiency of the whole immersed water zero-emission process is greatly improved.
Description
Technical Field
The invention belongs to the technical field of immersed water treatment, and particularly relates to a demulsification treatment device and method for immersed water continuous demulsification separation.
Background
The impregnation process on the market at present is generally as follows: vacuum pressure infiltration, six-way centrifugal whirl coating, high pressure spray cleaning 1, high pressure spray cleaning 2, hot water overturning solidification, cleaning infiltration water is generated in the infiltration production process, mainly organic infiltration water containing acrylic ester, COD is extremely high (about 10 ten thousand), treatment is difficult, biochemical treatment is adopted at present, the requirement of COD emission is reduced through flocculation, filter pressing, active carbon filtration, anaerobic treatment, aerobic treatment and other steps, the treatment process is characterized in that the COD concentration of raw water is high, improper treatment easily causes death of anaerobic and aerobic microorganisms, equipment paralysis is caused, the treatment process can separate water from oil in a heating mode of infiltration water, separated water from infiltration liquid is obtained after the water oil is stood for a period of time, zero-emission purpose is achieved for infiltration recovery of the water and the infiltration liquid, however, most of infiltration water zero-emission treatment processes are used for infiltration water to continuously discharge the infiltration water after the steps of heating and demulsification are carried out, the infiltration water is continuously discharged from the infiltration equipment in the process after the steps of heating and heat preservation to proper temperature, the infiltration water is required to be continuously treated after the processes are waited, the infiltration efficiency is reduced, the water is not conveniently discharged after the water is heated to proper temperature, the water is continuously discharged, and the water is continuously discharged through the continuous demulsification treatment device is used for demulsification treatment, the continuous water discharge is improved, and the water is used for demulsification treatment.
Disclosure of Invention
The invention aims to: the invention provides a demulsification treatment device and a demulsification treatment method for continuous demulsification separation of immersed water, which are used for solving the problems that in the prior art, most of zero discharge treatment processes of immersed water are in a heating demulsification step, because immersed water is heated to a proper temperature and then kept warm and stands in a process, the immersed water continuously discharged from an immersed device can be continuously treated after the process is completed, the treatment efficiency of the immersed water is reduced, and the increasing treatment capacity of the immersed water is inconvenient to meet.
The technical scheme is as follows:
The demulsification treatment device for continuous demulsification separation of immersed water comprises a box body, a preheating cavity, a transition cavity and a plurality of standing cavities, wherein the preheating cavity, the transition cavity and the plurality of standing cavities are positioned in the box body, the preheating cavity and the transition cavity are positioned in a central area of the box body, the plurality of standing cavities are positioned in a peripheral area of the box body, the peripheral area is arranged around the central area, and the preheating cavity is positioned below the transition cavity;
The infiltration water enters the preheating cavity for preheating and then continuously flows into the transition cavity for heat preservation and storage, so that the temperature of the infiltration water in the transition cavity is kept above 65 ℃ when the infiltration water enters the standing cavity, the infiltration water in the transition cavity enters the standing cavity for relay through the transition transmission assembly and is kept warm and stand for at least four hours in the standing cavity to obtain infiltration liquid and treatment water in an up-down separation state, the infiltration liquid is collected by the infiltration liquid collecting assembly arranged in the standing cavity, and the treatment water is discharged out of the standing cavity through the treatment water transmission assembly; the sum of the volumes of the rest cavities is equal to the volume of the transition cavity, and the time required for filling preheated infiltration water into the transition cavity is equal to the sum of the time required for filling infiltration water into the rest cavity from the transition cavity, the time required for keeping the infiltration water in the rest cavity warm and keeping the rest, and the time required for emptying the infiltration liquid and the treatment water which are separated from each other in the rest cavity from the rest cavity.
In a further embodiment, the box comprises a first machining box and a number of second machining boxes, the first machining box being arranged in a central area, the number of second machining boxes being arranged in a peripheral area, the peripheral area being arranged around the central area;
A separation table is fixedly arranged in the first processing box, a cavity in the first processing box above the separation table is a transition cavity, and a cavity in the first processing box below the separation table is a preheating cavity;
the second processing box is internally fixed with an isolation table, a cavity in the second processing box above the isolation table is the standing cavity, and a cavity in the second processing box below the isolation table is the storage cavity.
In a further embodiment, a first liquid level sensor and a second liquid level sensor are arranged in the standing cavity, and a third liquid level sensor is arranged in the storage cavity;
When infiltration water in the transition cavity enters the standing cavity and reaches a first liquid level height preset by a first liquid level sensor, the transition transmission assembly is closed;
The standing cavity is communicated with the storage cavity through a treatment pipeline, the treatment pipeline is arranged on the isolation table, and an electromagnetic valve is further arranged on the treatment pipeline and used for opening and closing the treatment pipeline;
when the treated water transmission assembly extracts the treated water in the standing cavity to a second liquid level height preset by the second liquid level sensor, the treated water transmission assembly is closed, the electromagnetic valve is opened, and the residual treated water in the standing cavity enters the storage cavity as residual water through the treatment pipeline for storage;
When the residual water reaches a third liquid level height preset by the third liquid level sensor in the storage cavity, the residual water is sent to the preheating cavity by the residual water transmission component, preheated in the preheating cavity, and then enters the transition cavity to be mixed with preheated infiltration water discharged from the infiltration equipment.
In a further embodiment, the time for which the impregnating solution and the treatment water separated up and down in the standing chamber are emptied from the standing chamber further includes: and the impregnating liquid, the treatment water and the residual water which are vertically separated in the standing cavity are emptied from the standing cavity, and the residual water discharged from the standing cavity enters the storage cavity and is quantitatively transferred to the transition cavity.
In a further embodiment, the infiltration apparatus includes an infiltration device and an infiltration water storage tank in which infiltration water discharged from the infiltration device continuously flows in through a liquid transfer pump and is stored, and the infiltration water storage tank continuously transfers infiltration water to the preheating chamber through an infiltration water input assembly.
In a further embodiment, the infiltration water input assembly comprises an infiltration water transmission pump, an infiltration water transmission pipe and a first flow control valve, wherein the infiltration water transmission pipe is connected to the water supply end of the infiltration water transmission pump, the water supply end of the infiltration water transmission pump is connected with the infiltration water storage tank to pump infiltration water, and the first flow control valve is arranged on the infiltration water transmission pipe;
The transition transmission assembly comprises a transition transmission pump and a transition transmission pipe, the water taking end of the transition transmission pump extends into the transition cavity, and the transition transmission pipe is connected with the water feeding end of the transition transmission pump to input infiltration water in the transition cavity into the standing cavity;
The water taking end of the treatment water transmission pump is connected with the second processing box, and the treatment water transmission pipe is connected with the water sending end of the treatment water transmission pump to input treatment water into the low-temperature evaporation equipment;
The residual water transmission assembly comprises a residual water transmission pump, a residual water transmission pipe and a second flow control valve, the water taking end of the residual water transmission pump is connected with the storage cavity, the residual water transmission pipe is connected with the water sending end of the residual water transmission pump to sequentially input residual water into the preheating cavity and the transition cavity, and the second flow control valve is arranged on the residual water transmission pipe;
the storage cavities are all communicated with one first branch pipe, one end of each first branch pipe, which is not communicated with the storage cavity, is connected to a first main pipe, and the first main pipe is connected with a water taking end of the residual water transmission pump.
In a further embodiment, a temperature sensing member is disposed in the first processing tank, the temperature sensing member including a first temperature sensor and a second temperature sensor;
a first heating resistance wire, a preheating component and the first temperature sensor are arranged in the preheating cavity, and a second heating resistance wire and the second temperature sensor are arranged in the transition cavity;
The preheating assembly is provided with two groups in the preheating cavity and comprises an oil tank, heat conduction oil is arranged in the oil tank, and the first heating resistance wire is used for heating the heat conduction oil.
In a further embodiment, the infiltration water conveying pipe comprises a first preheating pipe and a first long pipe, and two ends of the first preheating pipe are respectively connected with the first long pipe and the water conveying end of the infiltration water conveying pump;
The residual water conveying pipe comprises a second preheating pipe and a second long pipe, and two ends of the second preheating pipe are respectively connected with the second long pipe and the water delivery end of the residual water conveying pump;
The first preheating pipe and the second preheating pipe are both positioned in the preheating cavity, and the infiltration water conveying pump and the residual water conveying pump are arranged outside the first processing box;
The first preheating pipe and the second preheating pipe are continuously bent, and the two oil tanks are respectively sleeved outside the first preheating pipe and the second preheating pipe;
The free ends of the first long tube and the second long tube are communicated with the transition cavity.
In a further embodiment, the second processing box further comprises an extension box arranged at the top of the second processing box, an extension cavity is arranged in the extension box, the extension cavity is internally provided with the impregnating liquid collecting component, the impregnating liquid collecting component comprises a lifting component and a collecting box, and the lifting component drives the collecting box to enter the standing cavity from the extension cavity to collect the impregnating liquid floating on the upper layer of the treated water;
the lifting assembly comprises a lifting motor arranged on the extension box, a screw rod is arranged at the output end of the lifting motor, a movable nut is in threaded fit with the screw rod, and the movable nut is connected to the collecting box;
The infiltration liquid collecting assembly further comprises a second branch pipe and an infiltration liquid collecting pump, wherein one second branch pipe is arranged in each of the extending cavities, one end of each second branch pipe corresponds to the collecting box and is used for absorbing infiltration liquid in the collecting box, the other ends of the second branch pipes are connected with a second main pipe, the second main pipe is connected with a water taking end of the infiltration liquid collecting pump, and a water sending end of the infiltration liquid collecting pump is connected with an infiltration liquid collecting barrel.
A method for demulsification treatment by using the demulsification treatment device for continuous demulsification separation of infiltration water comprises the following steps:
S1: the infiltration water discharged from the infiltration equipment enters the preheating cavity for preheating and then continuously flows into the transition cavity for heat preservation and storage, so that the temperature of the infiltration water in the transition cavity is kept above 65 ℃ when entering the standing cavity;
s2: the immersed water enters the standing cavity from the transition cavity through the transition transmission assembly, and the immersed water entering the standing cavity is kept warm and stands for at least four hours to obtain the immersed liquid and the treatment water in an up-down separation state;
S3: the impregnating liquid is collected by the impregnating liquid collecting assembly, and the treatment water is discharged out of the standing cavity through the treatment water conveying assembly.
The invention has the beneficial effects that:
(1) The first processing box is arranged in the central area, the plurality of second processing boxes surrounding the first processing box are arranged in the peripheral area, and the volume of the transition cavity arranged in the first processing box is the sum of the volumes of the standing cavities arranged in the plurality of second processing boxes, and the time required for filling the preheated impregnating water into the transition cavity is equal to the sum of the time for filling the impregnating water into the standing cavity, the time for keeping the impregnating water in the standing cavity warm and standing, the time for separating the impregnating liquid from top to bottom in the standing cavity and the time for emptying the treating water from the standing cavity, so that when the impregnating water stored in the transition cavity in a warm manner enters the plurality of standing cavities, the transition cavity can be continuously input with the impregnating water discharged from the impregnating equipment, so that the transition cavity and the standing cavities can continuously carry out heating demulsification and standing separation on the impregnating water, and the continuous heating demulsification and standing separation can continuously treat the impregnating water, thereby greatly improving the water treatment efficiency of the whole impregnating zero-emission technology;
(2) The storage cavity corresponding to the standing cavity is further arranged in the peripheral area, when the treated water in the standing cavity is discharged to a preset water level, the treated water remaining in the standing cavity can be used as residual water to enter the storage cavity for storage, when the residual water in the storage cavity is accumulated to the preset water level, the residual water can enter the preheating cavity again for preheating and then enter the transition cavity, and when the joint position of the treated water and the impregnating liquid is incompletely separated, the treated water doped impregnating liquid enters the low-temperature evaporation equipment, so that the evaporation effect and the quality of formed substances are influenced, and the further recovery treatment of the residual water further improves the treatment effect of water immersion.
Drawings
FIG. 1 is a schematic diagram of a cross-sectional front view of a demulsification treatment apparatus according to the present invention.
FIG. 2 is a schematic top view of the demulsification apparatus according to the present invention.
Fig. 3 is a schematic illustration of the process flow of the present invention.
Fig. 4 is a schematic flow diagram of the apparatus of the present invention.
The reference numerals are: demulsification treatment device 1, base 11, impregnating apparatus 12, regeneration water tank 13, low-temperature evaporation apparatus 14, concentrate tank 15, defoamer tank 16, first process tank 2, partition 21, transition chamber 22, temperature sensor 221, first heating resistance wire 222, preheating chamber 23, second heating resistance wire 24, oil tank 25, second process tank 3, isolation table 31, treatment pipe 311, standing chamber 32, storage chamber 33, first liquid level sensor 34, second liquid level sensor 35, third liquid level sensor 36, impregnating liquid collection assembly 4, extension tank 41, collection tank 42, lifting assembly 43, impregnating liquid collection pump 5, second branch pipe 51, second header pipe 52, first header pipe 61, first branch pipe 62, treated water transfer assembly 7, treated water transfer pump 71, third header pipe 72, treated water transfer pipe 73, impregnating water input assembly 8, impregnating water transfer pump 81, impregnating water transfer pipe 82, first preheating pipe 821, first long pipe 822, first flow control valve 823, residual water transfer assembly 9, residual water transfer assembly 91, second long pipe 92, second flow control valve 921, transition pipe 101, transition water transfer valve 92, second flow control assembly 923, transition pipe 101, transition water transfer assembly 92.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the invention may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the invention.
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-2, the demulsification treatment device for continuous demulsification separation of immersed water disclosed by the invention comprises a box body, a preheating cavity 23, a transition cavity 22 and a plurality of standing cavities 32, wherein the preheating cavity 23, the transition cavity 22 and the plurality of standing cavities 32 are positioned in the box body, the preheating cavity 23 and the transition cavity 22 are positioned in the central area of the box body, the plurality of standing cavities 32 are positioned in the peripheral area of the box body, the peripheral area is arranged around the central area, and the preheating cavity 23 is positioned below the transition cavity 22;
The infiltration water continuously flows into the transition cavity 22 for heat preservation and storage after entering the preheating cavity 23 for preheating, so that the temperature of infiltration water in the transition cavity 22 is kept above 65 ℃ when entering the standing cavity 32, the infiltration water in the transition cavity 22 enters the standing cavity 32 through the transition transmission assembly 10 for relay and is kept for at least four hours in the standing cavity 32 for heat preservation, and then the infiltration liquid and the treatment water in an up-down separation state are obtained, the infiltration liquid is collected by the infiltration liquid collecting assembly 4 arranged in the standing cavity 32, and the treatment water is discharged out of the standing cavity 32 through the treatment water transmission assembly 7; wherein the sum of the volumes of the rest cavities 32 is equal to the volume of the transition cavity 22, the time required for filling the transition cavity 22 with preheated infiltration water is equal to the sum of the time required for filling the transition cavity 22 with infiltration water to the rest cavity 32, the time required for keeping the infiltration water warm and rest in the rest cavity 32, the time required for evacuating the infiltration liquid and the treatment water which are separated up and down in the rest cavity 32 from the rest cavity 32, when the demulsification treatment device 1 is used for the first time, the rest cavity 32 is in an empty state, then the preheated infiltration water is filled in the transition cavity 22, the heat preservation temperature of the infiltration water in the transition cavity 22 is higher than 65 DEG, when the filled infiltration water is kept in the transition cavity 22 for four hours after the heat preservation is completed, the infiltration water starts to enter the empty rest cavity 32, at this time, the infiltration water starts to leave a space in the transition cavity 22 as the infiltration water flows into the rest cavity 32 from the transition cavity 22, the infiltration water discharged by the infiltration device 12 can continuously enter the transition cavity 22, while the continuous input of infiltration water is ensured, the infiltration water which is subjected to heat preservation in the transition cavity 22 before can also smoothly enter the standing cavity 32, the heat preservation effect is ensured, the processing efficiency of infiltration water is improved, the first processing box 2 and the second processing box 3 can continuously perform the input, heat preservation standing and separation of infiltration water after the first demulsification operation is finished, the utilization rate of the device is improved, for example, the capacity in the transition cavity 22 is four tons, the capacity of the four standing cavities 32 is one ton each, when the demulsification operation is performed for the first time, the four tons of infiltration water is filled in the transition cavity 22 first, and the heat preservation operation is performed for four hours which is not less than 65 DEG, the transition transmission assembly 10 is started, and the infiltration water enters the standing cavity 32 through the transition transmission assembly 10 after at least four hours, while the infiltration water is stored in the standing cavity 32, the space left in the transition cavity 22 is filled with the infiltration water input by the infiltration water input assembly 8 again, the time for filling the transition cavity 22 with the infiltration water is at least six hours, the time for each ton of infiltration water to enter the standing cavity 32 from the transition cavity 22 is about one hour, the time for the infiltration water to stand still for at least four hours, the time for the infiltration liquid, the treatment water and the residual water to drain from the standing cavity 32 is about one hour, the time for quantitative transmission to the transition cavity 22 after the residual water drained from the standing cavity 32 enters the storage cavity 33 is about ten minutes, the time for the infiltration water required for filling the transition cavity 22 with the preheated infiltration water is equal to one hour for filling the transition cavity 22 with the infiltration water into the standing cavity 32, at least four hours for the infiltration water to keep the standing in the standing cavity 32, the infiltration liquid separated up and down in the standing cavity 32, the treatment water and the residual water to drain from the standing cavity 32 are about one hour for the residual water to drain from the standing cavity 32, and the residual water to drain from the storage cavity 32 are quantitatively transmitted to the transition cavity 22 after the residual water enters the storage cavity 33, and the time for ten minutes after the residual water drained from the standing cavity 32 enters the storage cavity 33 can be continuously broken.
The box body comprises a first processing box 2 and a plurality of second processing boxes 3, wherein the first processing box 2 is arranged in a central area, the plurality of second processing boxes 3 are arranged in a peripheral area, and the peripheral area is arranged around the central area;
A separation table 21 is fixedly arranged in the first processing box 2, a cavity in the first processing box 2 above the separation table 21 is a transition cavity 22, and a cavity in the first processing box 2 below the separation table 21 is a preheating cavity 23;
The second processing box 3 is internally fixed with an isolation table 31, the isolation table 31 is funnel-shaped, the processing pipeline 311 is arranged at a concave position, so that residual water can completely enter the storage cavity 33 through the processing pipeline 311, the electromagnetic valve on the processing pipeline 311 can be communicated with or close the standing cavity 32 and the storage cavity 33, the cavity in the second processing box 3 above the isolation table 31 is the standing cavity 32, and the cavity in the second processing box 3 below the isolation table 31 is the storage cavity 33.
A first liquid level sensor 34 and a second liquid level sensor 35 are arranged in the standing cavity 32, and a third liquid level sensor 36 is arranged in the storage cavity 33;
When the infiltration water in the transition cavity 22 enters the standing cavity 32 and reaches the first liquid level preset by the first liquid level sensor 34, the transition transmission assembly 10 is closed, the infiltration water in the transition cavity 22 does not enter the standing cavity 32 any more, the maximum liquid level of the infiltration water in the standing cavity 32 is the first liquid level, the second processing box 3 is made of a heat insulation material, the speed of the reduction of the infiltration water temperature can be reduced, for example, the water temperature of the infiltration water in the transition cavity 22 is kept at about 80 degrees, and the reduction range of the infiltration water temperature is 9-13 degrees after the infiltration water enters the standing cavity 32 for heat preservation for hours at about 80 degrees;
the standing cavity 32 is communicated with the storage cavity 33 through a processing pipeline 311, the processing pipeline 311 is arranged at a concave position of the isolation table 31, and an electromagnetic valve is further arranged on the processing pipeline 311 and used for opening and closing the processing pipeline 311;
when the treated water transmission assembly 7 extracts the treated water in the standing cavity 32 to a second liquid level preset by the second liquid level sensor 35, the treated water transmission assembly 7 is closed, the electromagnetic valve is opened, and the residual treated water in the standing cavity 32 enters the storage cavity 33 as residual water through the treatment pipeline 311 for storage;
When the residual water reaches the third liquid level preset by the third liquid level sensor 36 in the storage cavity 33, the residual water is sent to the preheating cavity 23 by the residual water transmission component 9 and enters the transition cavity 22 to be mixed with preheated infiltration water discharged from the infiltration device 12 after being preheated, and when the residual water is accumulated to the third liquid level preset height after being subjected to multiple demulsification operations in the storage cavity 33, the residual water in the storage cavity 33 can be input into the first processing box 2, and enters the first processing box 2, flows through the preheating cavity 23, enters the transition cavity 22 and is fused with the infiltration device 12 after being preheated, because the infiltration liquid collection component 4 can not completely take out the infiltration liquid when collecting the infiltration liquid, and a small part of the infiltration liquid closest to the processing water is mixed in the processing water, and when the processing water collection device extracts the processing water from the bottom of the standing cavity 32, the content of the infiltration liquid reaches the second liquid level preset height is the residual water, the residual water enters the storage cavity 33 to be processed, and when the residual water in the storage cavity 33 is accumulated to the third liquid level preset height after being subjected to multiple demulsification operations.
The time for which the impregnating solution and the treatment water separated up and down in the standing chamber 32 are emptied from the standing chamber 32 further includes: the impregnating liquid, the treatment water, the time for the residual water to drain from the standing chamber 32 and the time for the residual water discharged from the standing chamber 32 to quantitatively transfer into the transition chamber 22 after entering the storage chamber 33, which are separated up and down in the standing chamber 32.
The transition transmission assembly 10 comprises a transition transmission pump 101 and a transition transmission pipe 102, wherein the water taking end of the transition transmission pump 101 extends into the transition cavity 22, the transition transmission pipe 102 is connected with the water delivering end of the transition transmission pump 101 to input the infiltration water in the transition cavity 22 into the standing cavity 32, the transition transmission pump 101 is arranged outside the standing box, the water taking end of the transition transmission pump 101 is arranged at a position close to the bottom below the transition cavity 22, and the temperature of the water pumped by the transition transmission pump 101 is not influenced by the temperature of the infiltration water input by the infiltration water transmission pipe 82 and the residual water transmission pipe 92;
The treatment water conveying assembly 7 comprises a treatment water conveying pump 71 and a treatment water conveying pipe 73, wherein the water taking end of the treatment water conveying pump 71 is connected with the second processing tank 3, the treatment water conveying pipe 73 is connected with the water feeding end of the treatment water conveying pump 71 to input treatment water into the low-temperature evaporation equipment 14, a third main pipe 72 is arranged at the water taking end of the treatment water conveying pump 71, a plurality of third branch pipes are fixedly communicated with the third main pipe 72, one ends of the plurality of third branch pipes, which are not connected with the third main pipe 72, extend into the standing cavity 32, after the standing is finished, the impregnating solution is firstly taken out, the treatment water conveying pump 71 is started again, so that treatment water can be input into the low-temperature evaporation equipment 14, the treatment water conveying pump 71 is arranged on a base 11, the base 11 is fixed below the first processing tank 2 and the second processing tank 3, a space is reserved between the base 11 and the first processing tank 2 and the second processing tank 3, a plurality of third branch pipes are convenient to arrange water taking pipes and equipment parts, the ends of the treatment water conveying pump 71 are arranged at the bottom of the standing cavity 32, and residual water can be prevented from being pumped from the bottom of the standing cavity 32, and residual water can be pumped from the bottom of the situation when the water can be pumped from the bottom from the standing position to the high position;
The residual water delivery assembly 9 comprises a residual water delivery pump 91, a residual water delivery pipe 92 and a second flow control valve 923, wherein the water taking end of the residual water delivery pump 91 is connected with the storage cavity 33, the residual water delivery pipe 92 is connected with the water delivering end of the residual water delivery pump 91 to sequentially input residual water into the preheating cavity 23 and the transition cavity 22, and the second flow control valve 923 is arranged on the residual water delivery pipe 92 and is used for controlling the flow rate of the residual water in the storage cavity 33 entering the preheating cavity 23 and the transition cavity 22;
The storage chambers 33 are all communicated with one first branch pipe 62, one end of each first branch pipe 62 which is not communicated with the storage chamber 33 is connected to the first main pipe 61, the first main pipe 61 is connected with the water taking end of the residual water conveying pump 91, when residual water stored in the storage chamber 33 reaches a third preset water level, the residual water conveying pump 91 is started, and residual water in the storage chambers 33 is uniformly extracted and then sequentially input into the preheating chamber 23 and the transition chamber 22.
The second processing box 3 further comprises an extension box 41 arranged at the top of the second processing box 3, an extension cavity is arranged in the extension box 41, the extension cavity is internally provided with the impregnating liquid collecting assembly 4, the impregnating liquid collecting assembly 4 comprises a lifting assembly 43 and a collecting box 42, and the lifting assembly 43 drives the collecting box 42 to enter the standing cavity 32 from the extension cavity to collect the impregnating liquid floating on the upper layer of the processing water;
The lifting assembly 43 comprises a lifting motor arranged on the extension box 41, a screw rod is arranged at the output end of the lifting motor, a movable nut is in threaded fit with the screw rod, the movable nut is connected to the collection box 42, when the collection box 42 moves downwards to enter the standing cavity 32, the collection box 42 moves to the lower side of the impregnating solution, the impregnating solution enters the collection box 42, after the collection box 42 is collected and rises to completely enter the extension cavity, the bottom of the collection box 42 closes the extension cavity, and the impregnating water after heat preservation cannot splash into the extension cavity when entering the standing cavity 32.
The impregnating solution collecting assembly 4 further comprises a second branch pipe 51 and an impregnating solution collecting pump 5, one second branch pipe 51 is arranged in each of the extending cavities, one end of each second branch pipe 51 corresponds to the collecting box 42 and is used for absorbing the impregnating solution in the collecting box 42, the other ends of the second branch pipes 51 are connected with a second main pipe 52, the second main pipe 52 is connected with the water taking end of the impregnating solution collecting pump 5, the water sending end of the impregnating solution collecting pump 5 is connected with an impregnating solution collecting barrel, after the collecting box 42 collects the impregnating solution and resets to the extending cavities, one end of each second branch pipe 51 is located in the collecting box 42, and after the impregnating solution collecting pump 5 is started, the impregnating solution collecting pump 5 can uniformly input the impregnating solution in the collecting boxes 42 into the impregnating solution collecting barrel.
The infiltration device 12 comprises an infiltration device and an infiltration water storage tank, infiltration water discharged by the infiltration device continuously flows into the infiltration water storage tank through a liquid transmission pump and is stored in the infiltration water storage tank, and the infiltration water storage tank continuously transmits infiltration water to the preheating cavity 23 through the infiltration water input assembly 8;
the infiltration water input assembly 8 comprises an infiltration water transmission pump 81, an infiltration water transmission pipe 82 and a first flow control valve 823, the infiltration water transmission pipe 82 is connected with a water supply end of the infiltration water transmission pump 81, the water supply end of the infiltration water transmission pump 81 is connected with the infiltration water storage tank to extract infiltration water, and the first flow control valve 823 is arranged on the infiltration water transmission pipe 82 and is used for controlling the flow rate and flow of the infiltration water in the infiltration water storage tank into the preheating cavity 23 and the transition cavity 22.
A temperature sensing member 221 is disposed in the first processing box 2, and the temperature sensing member 221 includes a first temperature sensor and a second temperature sensor;
a first heating resistance wire 222, a preheating component and the first temperature sensor are arranged in the preheating cavity 23, and a second heating resistance wire 24 and the second temperature sensor are arranged in the transition cavity 22;
The preheating component is equipped with two sets of preheating chamber 23 in, the preheating component includes oil tank 25, be equipped with the conduction oil in the oil tank 25, first heating resistance wire 222 is used for heating the conduction oil, first heating resistance wire 222 carries out instant quick heating for entering the infiltration water in preheating chamber 23, make the infiltration water have higher temperature before entering transition chamber 22, this kind of setting can avoid the infiltration water temperature that gets into in transition chamber 22 just directly gets into transition chamber 22 when too low, thereby influence the temperature of the infiltration water that has originally in transition chamber 22, first temperature sensor has the setting on infiltration water transfer pipe 82 and residual water transfer pipe 92, and be located the place that sets up on the transfer pipe in preheating chamber 23 and be close to transition chamber 22, this kind of setting can be timely monitor the temperature of entering the infiltration water in transition chamber 22, so that timely temperature to first heating resistance wire 222's temperature is adjusted, the second temperature sensor monitors the temperature in transition chamber 22, so that the quick-speed heating resistance wire's 24 of infiltration water of the second heating resistance wire of being convenient for is in time comes into contact with the transfer pipe, thereby the quick-contact with the conduction oil can be carried out the instantaneous infiltration water through the transfer pipe.
The infiltration water transmission pipe 82 comprises a first preheating pipe 821 and a first long pipe 822, and two ends of the first preheating pipe 821 are respectively connected with the water delivery ends of the first long pipe 822 and the infiltration water transmission pump 81;
The residual water transfer pipe 92 comprises a second preheating pipe 921 and a second long pipe 922, wherein two ends of the second preheating pipe 921 are respectively connected with the second long pipe 922 and the water delivery end of the residual water transfer pump 91;
The first preheating pipe 821 and the second preheating pipe 921 are both positioned in the preheating chamber 23, the infiltration water transfer pump 81 and the residual water transfer pump 91 are arranged outside the first processing tank 2, and a first temperature sensor and a second temperature sensor are arranged on the preheating pipes;
The first preheating pipe 821 and the second preheating pipe 921 are in continuous bending shape, and the two oil tanks 25 are respectively sleeved outside the first preheating pipe 821 and the second preheating pipe 921, so that the moving path and the moving time of infiltration water in the preheating cavity 23 are prolonged, and the infiltration water can be fully preheated in the preheating cavity 23 before entering the transition cavity 22;
the free ends of the first and second long tubes 822, 922 communicate with the transition chamber 22.
Referring to fig. 3-4, a method for performing demulsification treatment by using the demulsification treatment device for continuous demulsification separation of infiltration water disclosed by the invention comprises the following steps:
S1: the infiltration water discharged from the infiltration device 12 enters the preheating cavity 23 for preheating and then continuously flows into the transition cavity 22 for heat preservation and storage, so that the temperature of infiltration water in the transition cavity 22 when entering the standing cavity 32 is kept above 65 ℃;
S2: the immersed water enters the standing cavity 32 from the transition cavity 22 through the transition transmission assembly 10, and the immersed water entering the standing cavity 32 is kept warm and stands for at least four hours to obtain the immersed liquid and the treatment water in an up-down separation state;
S3: the impregnating liquid is collected by the impregnating liquid collecting component 4, and the treatment water is discharged out of the standing cavity 32 through the treatment water conveying component 7;
S4: the treatment water discharged by the treatment water transmission assembly 7 enters a low-temperature evaporation device and is subjected to boiling evaporation operation in a vacuum low-temperature state, the defoamer barrel 16 introduces the proportioned defoamer into the low-temperature evaporation equipment 14 to eliminate foam generated during boiling evaporation of the treatment water, so that excessive foam in the low-temperature evaporation equipment 14 is prevented from influencing the work, and recovered condensed water and concentrated solution are obtained;
s5: the concentrated solution is sent to a concentrated solution barrel 15 for storage, and the recovered condensed water is sent to a regenerated water barrel 13 for storage;
s6: the recovered condensed water stored in the regeneration water bucket 13 is transported to the infiltration apparatus 12 for reuse.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the specific details of the above embodiments, and various equivalent changes can be made to the technical solutions of the present invention within the scope of the technical concept of the present invention, and these equivalent changes all fall within the protection scope of the present invention.
Claims (5)
1. A method for demulsification treatment by using a demulsification treatment device for continuous demulsification separation of immersed water, wherein the demulsification treatment device comprises a box body, a preheating cavity, a transition cavity and a plurality of standing cavities, the preheating cavity, the transition cavity and the plurality of standing cavities are positioned in the box body, the preheating cavity and the transition cavity are positioned in a central area of the box body, the plurality of standing cavities are positioned in a peripheral area of the box body, the peripheral area is arranged around the central area, and the preheating cavity is positioned below the transition cavity; the infiltration water enters the preheating cavity for preheating and then continuously flows into the transition cavity for heat preservation and storage, so that the temperature of the infiltration water in the transition cavity is kept above 65 ℃ when the infiltration water enters the standing cavity, the infiltration water in the transition cavity enters the standing cavity for relay through the transition transmission assembly and is kept warm and stand for at least four hours in the standing cavity to obtain infiltration liquid and treatment water in an up-down separation state, the infiltration liquid is collected by the infiltration liquid collecting assembly arranged in the standing cavity, and the treatment water is discharged out of the standing cavity through the treatment water transmission assembly; the sum of the volumes of the plurality of standing cavities is equal to the volume of the transition cavity, and the time required for filling the preheated infiltration water into the transition cavity is equal to the sum of the time required for filling the infiltration water into the standing cavity from the transition cavity, the time required for keeping the infiltration water in the standing cavity warm and standing, and the time required for evacuating the infiltration liquid and the treatment water which are separated from each other in the standing cavity from the standing cavity;
the box body comprises a first processing box and a plurality of second processing boxes, the first processing box is arranged in a central area, the plurality of second processing boxes are arranged in a peripheral area, and the peripheral area is arranged around the central area;
A separation table is fixedly arranged in the first processing box, a cavity in the first processing box above the separation table is a transition cavity, and a cavity in the first processing box below the separation table is a preheating cavity;
An isolation table is fixed in the second processing box, a cavity positioned above the isolation table in the second processing box is the standing cavity, and a cavity positioned below the isolation table in the second processing box is a storage cavity;
A first liquid level sensor and a second liquid level sensor are arranged in the standing cavity, and a third liquid level sensor is arranged in the storage cavity;
When infiltration water in the transition cavity enters the standing cavity and reaches a first liquid level height preset by a first liquid level sensor, the transition transmission assembly is closed;
The standing cavity is communicated with the storage cavity through a treatment pipeline, the treatment pipeline is arranged on the isolation table, and an electromagnetic valve is further arranged on the treatment pipeline and used for opening and closing the treatment pipeline;
when the treated water transmission assembly extracts the treated water in the standing cavity to a second liquid level height preset by the second liquid level sensor, the treated water transmission assembly is closed, the electromagnetic valve is opened, and the residual treated water in the standing cavity enters the storage cavity as residual water through the treatment pipeline for storage;
When the residual water reaches a third liquid level height preset by the third liquid level sensor in the storage cavity, the residual water is sent to the preheating cavity by the residual water transmission component, preheated in the preheating cavity and enters the transition cavity to be mixed with preheated infiltration water discharged from infiltration equipment;
The time for evacuating the impregnating solution and the treatment water which are vertically separated in the standing cavity from the standing cavity further comprises: the impregnating liquid, the treatment water and the residual water which are vertically separated in the standing cavity are emptied from the standing cavity, and the residual water discharged from the standing cavity enters the storage cavity and is quantitatively transferred into the transition cavity;
the second processing box further comprises an extension box arranged at the top of the second processing box, an extension cavity is arranged in the extension box, the extension cavity is internally provided with an impregnating liquid collecting assembly, the impregnating liquid collecting assembly comprises a lifting assembly and a collecting box, and the lifting assembly drives the collecting box to enter the standing cavity from the extension cavity to collect the impregnating liquid floating on the upper layer of the treated water;
the lifting assembly comprises a lifting motor arranged on the extension box, a screw rod is arranged at the output end of the lifting motor, a movable nut is in threaded fit with the screw rod, and the movable nut is connected to the collecting box;
The impregnating solution collecting assembly further comprises a second branch pipe and an impregnating solution collecting pump, one second branch pipe is arranged in each of the plurality of extending cavities, one end of each second branch pipe corresponds to the collecting box and is used for sucking the impregnating solution in the collecting box, the other ends of the plurality of second branch pipes are connected with a second main pipe, the second main pipe is connected with the water taking end of the impregnating solution collecting pump, and the water sending end of the impregnating solution collecting pump is connected with the impregnating solution collecting barrel;
The method is characterized in that: the method comprises the following steps:
S1: the infiltration water discharged from the infiltration equipment enters the preheating cavity for preheating and then continuously flows into the transition cavity for heat preservation and storage, so that the temperature of the infiltration water in the transition cavity is kept above 65 ℃ when entering the standing cavity;
s2: the immersed water enters the standing cavity from the transition cavity through the transition transmission assembly, and the immersed water entering the standing cavity is kept warm and stands for at least four hours to obtain the immersed liquid and the treatment water in an up-down separation state;
S3: the impregnating liquid is collected by the impregnating liquid collecting assembly, and the treatment water is discharged out of the standing cavity through the treatment water conveying assembly.
2. The method according to claim 1, characterized in that: the infiltration device comprises an infiltration device and an infiltration water storage tank, infiltration water discharged by the infiltration device continuously flows into the infiltration water storage tank through a liquid transmission pump and is stored in the infiltration water storage tank, and the infiltration water storage tank continuously conveys infiltration water to the preheating cavity through an infiltration water input assembly.
3. The method according to claim 2, characterized in that: the infiltration water input assembly comprises an infiltration water transmission pump, an infiltration water transmission pipe and a first flow control valve, wherein the infiltration water transmission pipe is connected with the water supply end of the infiltration water transmission pump, the water supply end of the infiltration water transmission pump is connected with the infiltration water storage tank to pump infiltration water, and the first flow control valve is arranged on the infiltration water transmission pipe;
The transition transmission assembly comprises a transition transmission pump and a transition transmission pipe, the water taking end of the transition transmission pump extends into the transition cavity, and the transition transmission pipe is connected with the water feeding end of the transition transmission pump to input infiltration water in the transition cavity into the standing cavity;
The water taking end of the treatment water transmission pump is connected with the second processing box, and the treatment water transmission pipe is connected with the water sending end of the treatment water transmission pump to input treatment water into the low-temperature evaporation equipment;
The residual water transmission assembly comprises a residual water transmission pump, a residual water transmission pipe and a second flow control valve, the water taking end of the residual water transmission pump is connected with the storage cavity, the residual water transmission pipe is connected with the water sending end of the residual water transmission pump to sequentially input residual water into the preheating cavity and the transition cavity, and the second flow control valve is arranged on the residual water transmission pipe;
the storage cavities are all communicated with one first branch pipe, one end of each first branch pipe, which is not communicated with the storage cavity, is connected to a first main pipe, and the first main pipe is connected with a water taking end of the residual water transmission pump.
4. A method according to claim 3, characterized in that: a temperature sensing piece is arranged in the first processing box and comprises a first temperature sensor and a second temperature sensor;
a first heating resistance wire, a preheating component and the first temperature sensor are arranged in the preheating cavity, and a second heating resistance wire and the second temperature sensor are arranged in the transition cavity;
The preheating assembly is provided with two groups in the preheating cavity and comprises an oil tank, heat conduction oil is arranged in the oil tank, and the first heating resistance wire is used for heating the heat conduction oil.
5. The method according to claim 4, wherein: the infiltration water conveying pipe comprises a first preheating pipe and a first long pipe, and two ends of the first preheating pipe are respectively connected with the first long pipe and the water conveying end of the infiltration water conveying pump;
The residual water conveying pipe comprises a second preheating pipe and a second long pipe, and two ends of the second preheating pipe are respectively connected with the second long pipe and the water delivery end of the residual water conveying pump;
The first preheating pipe and the second preheating pipe are both positioned in the preheating cavity, and the infiltration water conveying pump and the residual water conveying pump are arranged outside the first processing box;
The first preheating pipe and the second preheating pipe are continuously bent, and the two oil tanks are respectively sleeved outside the first preheating pipe and the second preheating pipe;
The free ends of the first long tube and the second long tube are communicated with the transition cavity.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103819060A (en) * | 2014-03-05 | 2014-05-28 | 青岛新天地固体废物综合处置有限公司 | Integrated disposal technology for waste emulsion liquid, electroplating wastewater and landfill leachate |
| CN107601774A (en) * | 2017-10-18 | 2018-01-19 | 厦门东江环保科技有限公司 | High-concentration emulsified liquid processing method and processing system |
| CN111087129A (en) * | 2019-12-28 | 2020-05-01 | 濮阳天地人环保科技股份有限公司 | Comprehensive biochemical treatment method for foam drainage |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103819060A (en) * | 2014-03-05 | 2014-05-28 | 青岛新天地固体废物综合处置有限公司 | Integrated disposal technology for waste emulsion liquid, electroplating wastewater and landfill leachate |
| CN107601774A (en) * | 2017-10-18 | 2018-01-19 | 厦门东江环保科技有限公司 | High-concentration emulsified liquid processing method and processing system |
| CN111087129A (en) * | 2019-12-28 | 2020-05-01 | 濮阳天地人环保科技股份有限公司 | Comprehensive biochemical treatment method for foam drainage |
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