CN106730945A - Trichloro ethylene retracting device and recovery method - Google Patents

Trichloro ethylene retracting device and recovery method Download PDF

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Publication number
CN106730945A
CN106730945A CN201710050260.3A CN201710050260A CN106730945A CN 106730945 A CN106730945 A CN 106730945A CN 201710050260 A CN201710050260 A CN 201710050260A CN 106730945 A CN106730945 A CN 106730945A
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CN
China
Prior art keywords
trichloro ethylene
retracting device
heating medium
cold plate
material container
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Pending
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CN201710050260.3A
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Chinese (zh)
Inventor
冯文凯
吴源锋
廖军
黄晚清
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Chengdu Univeristy of Technology
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Chengdu Univeristy of Technology
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Priority to CN201710050260.3A priority Critical patent/CN106730945A/en
Publication of CN106730945A publication Critical patent/CN106730945A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D1/00Evaporating
    • B01D1/0011Heating features
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D1/00Evaporating
    • B01D1/0011Heating features
    • B01D1/0041Use of fluids
    • B01D1/0052Use of a liquid transfer medium or intermediate fluid, e.g. bain-marie
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D1/00Evaporating
    • B01D1/30Accessories for evaporators ; Constructional details thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D5/00Condensation of vapours; Recovering volatile solvents by condensation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D5/00Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0003Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
    • B01D5/0015Plates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D5/00Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0033Other features
    • B01D5/0051Regulation processes; Control systems, e.g. valves
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/38Separation; Purification; Stabilisation; Use of additives
    • C07C17/383Separation; Purification; Stabilisation; Use of additives by distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C21/00Acyclic unsaturated compounds containing halogen atoms
    • C07C21/02Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds
    • C07C21/04Chloro-alkenes
    • C07C21/10Trichloro-ethylene

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

The present invention relates to trichloro ethylene recovery technology field, aim to solve the problem that trichloro ethylene retracting device of the prior art is present to be difficult to easily collect the thing that dissolves each other for separating pitch and trichloro ethylene, easily pollute the problem of environment, there is provided a kind of trichloro ethylene retracting device and a kind of trichloro ethylene recovery method.Trichloro ethylene retracting device includes material container, heater and condensing unit.Condensing unit includes the cold plate of the overthe openings for being covered in material container, deflector relative with cold plate interval and below cold plate.Deflector has the air-flow port of connection material container and cold plate lower surface.Deflector is obliquely installed.Trichloro ethylene retracting device is additionally provided with liquid trichloro ethylene export mouth.The beneficial effects of the invention are as follows the thing that dissolves each other that can in time process separation pitch and trichloro ethylene, it is repeated several times and repeatedly utilizes trichloro ethylene, reduce experimentation cost, it is to avoid throws out the pollution disorderly arranged and cause to water body, air without care.

Description

Trichloro ethylene retracting device and recovery method
Technical field
The present invention relates to trichloro ethylene recovery technology field, and in particular to a kind of trichloro ethylene retracting device.The present invention is also It is related to a kind of trichloro ethylene recovery method.
Background technology
Countries in the world high-grade highway uses bituminous paving mostly, because it has following superperformance:1) enough mechanics Intensity, can bear the motive power that vehicular load is applied on road surface;2) certain elasticity and plastic deformation ability, can bear Strain is without destruction;3) adhesive force with automobile tire is preferable, it is ensured that traffic safety;4) with the damping of height, can make Automobile fast running, steady and low noise;5) airborne dust is difficult, and the features such as easy cleaning, flushing and maintenance.The 1950's Since, the quantity that various countries build bituminous paving rapidly increases, and proportion is very big.In China, bituminous paving is widely used in public affairs Road and urban road, are the main road surface forms of China's highway.Pitch is used as binding material, the property of its own very great Cheng Determined on degree, the high-temperature stability on road surface, low-temperature cracking-resistance, durability.Accordingly, it would be desirable to carry out many related examinations to pitch Test, with the physico-mechanical properties of accurate evaluation pitch, from the pitch of suitable species, to meet the various work(of asphalt concrete pavement The need for energy.Doing pitch correlation test, cleaning asphalt test equipment must then use more trichloro ethylene.Trichloro ethylene is second The compound that 3 hydrogen atoms are replaced and generated by chlorine in alkene molecule, is insoluble in water, is dissolved in ethanol, ether etc..Trichloro ethylene is can Burning liquid, running into naked light, hyperpyrexia can trigger the danger of fire explosion.Trichloro ethylene is once used as antalgesic and metal degreasing agent, Can be used as extractant, bactericide and refrigerant, and clothes dry cleaning agent.The material has serious harm to environment, mainly to human body Central nervous system has anesthetic effect, can also cause liver, kidney, heart, trigeminal neuralgia to damage.It should be specifically noted that to air, water ring Border and the pollution at water source.In to mankind's important foodstuffs chain, particularly there is biological accumulation in aquatic organism.Pitch is one The organic material as a form of gel of brownish black is planted, four kinds including bitumen, asphalt, shale tar pitch and coal tar asphalt etc..Wherein The BaP containing carcinogen 3,4 is up to 2.5%-3.5%, is evaporated with flue gas during high-temperature process.And most of units, Experimenter lack these basic general knowledge or it is useless cause enough attention, without treatment dissolving each other pitch and trichloro ethylene The phenomenon that thing throws out disorderly row without care is found everywhere.Reason is many:One is, most of units, that experimenter lacks these is substantially normal Know or useless cause enough attention;Two are, though the trichloro ethylene of laboratory test is more, are difficult to be collected together concentration It is sent to salvage station treatment;Three are, focusing on these noxious materials can additionally increase many costs, and many units are unwilling Spend.
Trichloro ethylene retracting device of the prior art exists to be difficult to easily to collect and separates the mutual of pitch and trichloro ethylene Molten thing, trichloro ethylene wastes big, easily the problem of pollution environment.
The content of the invention
The present invention is intended to provide a kind of trichloro ethylene retracting device, to solve above-mentioned technical problem.
Another object of the present invention is to provide a kind of trichloro ethylene recovery side based on above-mentioned trichloro ethylene retracting device Method.
What embodiments of the invention were realized in:
A kind of trichloro ethylene retracting device, it includes the open material container for accommodating trichloro ethylene mixture, uses In the heater of heating trichloro ethylene mixture, and condensing unit.Condensing unit includes being covered in the opening of material container The cold plate of top, deflector relative with cold plate interval and below cold plate.Deflector has connection material container With the air-flow port of cold plate lower surface.Deflector is obliquely installed.Trichloro ethylene retracting device is additionally provided with liquid trichloro ethylene Export mouth, the space that liquid trichloro ethylene export mouth connection deflector and cold plate are limited, and positioned at the lower end of deflector.
Further:
Condensing unit includes being used for the cooling liquid container for accommodating coolant, the circulating pump being arranged in cooling liquid container, with And the circulating cooling pipe outside cooling liquid container.The bottom wall of cooling liquid container constitutes cold plate.
Further:
Cold plate is downward opening conical shell structure.
Further:
Heater includes open heating medium vessel and the heater being arranged in heating medium vessel.Material container Bottom wall heated sealed media Containers opening.Heater also includes heating medium filling tank, the filling tank connection of heating medium Heating medium vessel, and heating medium vessel filler higher than material container bottom wall.
Further:
The medial surface of heating medium vessel is connected with elastic ring seat circumferentially, and material container elastic packing is pressed on elasticity In ring seat.
Further:
Trichloro ethylene retracting device also includes agitating device.Agitating device includes stirring motor and is connected in stirring electricity The stirring-head of machine.Stirring-head is located in material container, and operation can be stirred under the driving of stirring motor.
Further:
Trichloro ethylene retracting device also includes the lower container below heating medium vessel, and stirring motor is arranged at lower appearance In device, and by extending upward through the drive mechanism drive connection stirring-head of the bottom wall of heating medium vessel and material container.
Further:
Temperature sensor is respectively equipped with heating medium vessel and at cold plate, is additionally provided with and TEMP in lower container The control device of device communication connection, control device is communicated to connect in stirring motor.Control device is used to receive temperature sensor Temperature signal simultaneously controls the rotating speed of stirring motor.
Further:
Trichloro ethylene retracting device also includes the liquid trichloro ethylene collection vessel of connection liquid trichloro ethylene export mouth.
A kind of trichloro ethylene recovery method, it is based on foregoing any one trichloro ethylene retracting device.In the present embodiment Trichloro ethylene recovery method is comprised the following steps:
Heating medium filling step:Medium is heated to being filled in heating medium vessel so that the liquid level laminating of heating medium The bottom surface of material container;
Trichloro ethylene mixture adds step:To addition trichloro ethylene mixture in material container;
Heating stepses:Using the trichloro ethylene mixture in heating devices heat material container, until trichloro ethylene mixes Trichloro ethylene gasification in thing rises;
Condensing steps:Start condensing unit, the trichloro ethylene of gasification is condensed on cold plate;
Recycling step:Condensed in cold plate in recovery condensing steps, and by deflector from liquid trichloro ethylene export mouth The liquid trichloro ethylene of outflow.
In sum, the trichloro ethylene retracting device in the present embodiment can in time be processed and separate pitch and trichloro ethylene Dissolve each other thing, is repeated several times and repeatedly utilizes trichloro ethylene, reduces experimentation cost.Treatment in time separates dissolving each other for pitch and trichloro ethylene Thing can be with environmental protection, it is to avoid throw out the pollution disorderly arranged and cause to water body, air without care.
Trichloro ethylene recovery method in the present embodiment is based on above-mentioned trichloro ethylene retracting device, is likewise supplied with above-mentioned beneficial Effect.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be attached to what is used needed for embodiment Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, thus be not construed as it is right The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the structural representation of the trichloro ethylene retracting device in the embodiment of the present invention one;
Fig. 2 is the expansion view of Fig. 1;
Fig. 3 is the A direction views of Fig. 1;
Fig. 4 is the schematic diagram when trichloro ethylene retracting device in the embodiment of the present invention one is used.
Icon:010- trichloro ethylene retracting devices;100- material containers;200- heaters;210- heating medium vessels; 211- elasticity ring seats;220- heaters;230- heats medium filling tank;300- condensing units;310- cooling liquid containers;311- is cold Solidifying plate;320- deflectors;330- circulating pumps;340- circulating cooling pipes;400- agitating devices;410- stirring motors;420- is stirred Head;430- drive mechanisms;Container under 500-;600- control devices;700- liquid trichloro ethylene collection vessels;K1- air-flow ports; K2- liquid trichloro ethylene export mouths;Q1- trichloro ethylene mixtures;Q2- coolants;Q3- heats medium;T1- temperature sensors.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is A part of embodiment of the present invention, rather than whole embodiments.Present invention implementation generally described and illustrated in accompanying drawing herein The component of example can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiments of the invention below to providing in the accompanying drawings is not intended to limit claimed The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiment in the present invention, this area is common The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model of present invention protection Enclose.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then it need not be further defined and explained in subsequent accompanying drawing.
In the description of the invention, it is necessary to explanation, if occur term " " center ", " on ", D score, "left", "right", The orientation or position relationship of the instruction such as " vertical ", " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, Or the orientation usually put when using of the invention product or position relationship, it is for only for ease of the description present invention and simplification is retouched State, rather than indicate imply signified device or element must have specific orientation, with specific azimuth configuration and operation, Therefore it is not considered as limiting the invention.If additionally, occur term " first ", " second " etc. in description of the invention only using Described in distinguishing, and it is not intended that indicating or implying relative importance.
If additionally, occur the term such as term " level ", " vertical " in description of the invention to be not offered as requiring that part is absolute Level or pendency, and can be to be slightly tilted.If " level " refers to only its direction with respect to more level for " vertical ", not It is to represent that the structure must be fully horizontal, and can be to be slightly tilted.
In the description of the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, if there is term " setting ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or detachably connecting Connect, or be integrally connected;Can mechanically connect, or electrically connect;Can be joined directly together, it is also possible to by middle matchmaker Jie is indirectly connected to, and can be two connections of element internal.For the ordinary skill in the art, can be with concrete condition Understand above-mentioned term concrete meaning in the present invention.
Embodiment one
Fig. 1 is the structural representation of the trichloro ethylene retracting device 010 in the embodiment of the present invention one;Fig. 2 is the expansion of Fig. 1 View;Fig. 3 is the A direction views of Fig. 1.Fig. 1, Fig. 2 are referred to, the trichloro ethylene retracting device 010 in the present embodiment includes being used for Accommodate the open material container 100 of trichloro ethylene mixture Q1, the heater for heating trichloro ethylene mixture Q1 200, and condensing unit 300.Mainly include pitch and three chloroethenes in the trichloro ethylene mixture Q1 produced in asphalt test Alkene.
Wherein, condensing unit 300 includes the cold plate 311 of the overthe openings for being covered in material container 100, with cold plate 311 intervals are relative and are located at the deflector 320 of the lower section of cold plate 311.Deflector 320 has connection material container 100 and condensation The air-flow port K1 of the lower surface of plate 311.Deflector 320 is obliquely installed.Trichloro ethylene retracting device 010 is additionally provided with liquid trichlorine Ethene export mouth K2, liquid trichloro ethylene export mouth K2 connect the space that deflector 320 and cold plate 311 are limited, and are located at The lower end of deflector 320.Trichloro ethylene retracting device 010 also includes the liquid trichlorine of connection liquid trichloro ethylene export mouth K2 Ethene collection vessel 700.Preferably, condensing unit 300 is including being used to accommodate the cooling liquid container 310 of coolant Q2, being arranged at Circulating pump 330 in cooling liquid container 310, the and (circulating cooling of circulating cooling pipe 340 outside cooling liquid container 310 The structure of pipe 340 is please refer to Fig. 3).The bottom wall of cooling liquid container 310 constitutes cold plate 311.Cold plate 311 is opening court Under conical shell structure.Coolant Q2 described at this can be water.
Heater 200 in the present embodiment includes open heating medium vessel 210 and is arranged at heating medium vessel Heater 220 in 210.The opening of the bottom wall heated sealed media Containers 210 of material container 100.Heater 200 also includes Heat adding for medium filling tank 230, the connection heating medium vessel 210 of heating medium filling tank 230, and heating medium vessel 210 Bottom wall of the geat higher than material container 100.Preferably, the medial surface of heating medium vessel 210 is connected with elastic ring circumferentially Seat 211, the elastic packing of material container 100 is pressed in elastic ring seat 211.
Trichloro ethylene retracting device 010 in the present embodiment also includes agitating device 400.Agitating device 400 includes stirring Motor 410 and it is connected in the stirring-head 420 of stirring motor 410.Stirring-head 420 is located in material container 100, and can be Operation is stirred under the driving of stirring motor 410.Trichloro ethylene retracting device 010 in the present embodiment also includes being located at heating The lower container 500 of the lower section of media Containers 210, stirring motor 410 is arranged in lower container 500, and is situated between by extending upward through heating The drive connection stirring-head 420 of drive mechanism 430 of the bottom wall of matter container 210 and material container 100.
In this embodiment, it is preferred that, it is respectively equipped with TEMP in heating medium vessel 210 and at cold plate 311 Device T1, is additionally provided with the control device 600 communicated to connect with temperature sensor T1 in lower container 500, control device 600 is in stirring electricity Machine 410 is communicated to connect.Control device 600 is used to receive the temperature signal of temperature sensor T1 and controls turning for stirring motor 410 Speed.
Fig. 4 is the schematic diagram when trichloro ethylene retracting device 010 in the embodiment of the present invention one is used, and arrow table is used in figure Flow direction, the evaporation of gaseous state trichloro ethylene, condensation and the collecting processes of coolant Q2 are shown.Please refer to Fig. 2, this hair When trichloro ethylene retracting device 010 in bright embodiment is used, first to addition heating MEDIUM Q 3 in heating medium filling tank 230, Heating MEDIUM Q 3 is flowed into heating medium vessel 210 from heating medium filling tank 230.Continuing filling heating MEDIUM Q 3 makes heating be situated between The bottom wall of the liquid level higher than material container 100 of MEDIUM Q 3 is heated in matter filling tank 230, heating medium vessel 210 is so can ensure that In the upper surface of heating MEDIUM Q 3 fit the bottom wall of the material container 100, keep heat conduction rate higher.
Start 200 pairs of heating MEDIUM Qs 3 of heater to heat, heating MEDIUM Q 3 transfers heat to material container 100 In trichloro ethylene mixture Q1.Alternatively, agitating device 400 is started, to the trichloro ethylene mixture Q1 in material container 100 It is stirred, so that trichloro ethylene mixture Q1 thermally equivalents everywhere, improve its overall firing rate, reduces the reaction time. When trichloro ethylene mixture Q1 is heated to uniform temperature, the trichloro ethylene in it rises in vapour form, and in condensing unit Liquefaction forms pure trichloro ethylene drop on cold plate 311 under 300 condensation.With the carrying out of heating process, it is condensed in The trichloro ethylene drop of cold plate 311 gradually increases change greatly, can be dropped under gravity on deflector 320, and along The upper surface of deflector 320 is flowed out from liquid trichloro ethylene export mouth K2, in remittance liquid trichloro ethylene collection vessel 700, from Realize the separation and recovery of trichloro ethylene.
In this process, at cold plate 311 temperature signal of coolant Q2 near temperature sensor T1 and cold plate 311 And it is transferred to control device 600.According to the size of temperature, control circulating pump 330 runs and stops control device 600, and drives Dynamic coolant Q2 circulation temperature lowerings, it is ensured that cold plate 311 is in relatively low temperature, enables gaseous trichloro ethylene to liquefy thereon Into liquid, it is to avoid the liquidation exothermic reaction of gaseous trichloro ethylene makes the temperature of cold plate 311 too high, the follow-up gaseous trichloro ethylene of influence Liquefaction.Coolant Q2 in the present embodiment can be used water.
Embodiment two
The present embodiment provides a kind of trichloro ethylene recovery method, and it is based on the trichloro ethylene retracting device in embodiment one 010.Please refer to the accompanying drawing (Fig. 1 to Fig. 4) of embodiment one, the trichloro ethylene recovery method in the present embodiment includes following step Suddenly:
Heating medium filling step:MEDIUM Q 3 is heated to being filled in heating medium vessel 210 so that the liquid of heating MEDIUM Q 3 The bottom surface of face laminating material container 100;
Trichloro ethylene mixture adds step:To addition trichloro ethylene mixture Q1 in material container 100;
Heating stepses:The trichloro ethylene mixture Q1 in material container 100 is heated using heater 200, until trichlorine Trichloro ethylene gasification in mixture of ethylene Q1 rises;
Condensing steps:Start condensing unit 300, the trichloro ethylene of gasification is condensed on cold plate 311;
Recycling step:Condensed in cold plate 311 in recovery condensing steps, and by deflector 320 from liquid trichloro ethylene The liquid trichloro ethylene of export mouth K2 outflows.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair Change, equivalent, improvement etc., should be included within the scope of the present invention.

Claims (10)

1. a kind of trichloro ethylene retracting device, it is characterised in that:
The trichloro ethylene retracting device includes the open material container for accommodating trichloro ethylene mixture, for heating State the heater of trichloro ethylene mixture, and condensing unit;
The condensing unit includes the cold plate of the overthe openings for being covered in the material container, relative with cold plate interval And the deflector below the cold plate;The deflector has the connection material container and the cold plate lower surface Air-flow port;The deflector is obliquely installed;
The trichloro ethylene retracting device is additionally provided with liquid trichloro ethylene export mouth, and the liquid trichloro ethylene export mouth connects institute The space that deflector and the cold plate are limited is stated, and positioned at the lower end of the deflector.
2. trichloro ethylene retracting device according to claim 1, it is characterised in that:
The condensing unit includes being used for the cooling liquid container for accommodating coolant, the circulating pump being arranged in cooling liquid container, with And the circulating cooling pipe outside the cooling liquid container;
The bottom wall of the cooling liquid container constitutes the cold plate.
3. trichloro ethylene retracting device according to claim 1, it is characterised in that:
The cold plate is downward opening conical shell structure.
4. trichloro ethylene retracting device according to claim 1, it is characterised in that:
The heater includes open heating medium vessel and the heater being arranged in the heating medium vessel;It is described The bottom wall of material container seals the opening of the heating medium vessel;
The heater also includes heating medium filling tank, and the heating medium filling tank connects the heating medium vessel, And the filler of the heating medium vessel is higher than the bottom wall of the material container.
5. trichloro ethylene retracting device according to claim 4, it is characterised in that:
The medial surface of the heating medium vessel is connected with elastic ring seat circumferentially, and the material container elastic packing is pressed on In the elastic ring seat.
6. the trichloro ethylene retracting device according to claim any one of 4-5, it is characterised in that:
The trichloro ethylene retracting device also includes agitating device;
The agitating device includes stirring motor and is connected in the stirring-head of the stirring motor;The stirring-head is located at institute In stating material container, and operation can be stirred under the driving of the stirring motor.
7. trichloro ethylene retracting device according to claim 6, it is characterised in that:
The trichloro ethylene retracting device also includes the lower container below the heating medium vessel, and the stirring motor sets It is placed in the lower container, and by extending upward through the drive mechanism of the bottom wall of the heating medium vessel and the material container Be connected the stirring-head.
8. trichloro ethylene retracting device according to claim 7, it is characterised in that:
Temperature sensor is respectively equipped with the heating medium vessel and at the cold plate, be additionally provided with the lower container with The control device of the temperature sensor communication connection, the control device is communicated to connect in the stirring motor;The control Device is used to receive the temperature signal of the temperature sensor and controls the rotating speed of the stirring motor.
9. trichloro ethylene retracting device according to claim 1, it is characterised in that:
The trichloro ethylene retracting device also includes that the liquid trichloro ethylene of the connection liquid trichloro ethylene export mouth is collected and holds Device.
10. a kind of trichloro ethylene recovery method, it is characterised in that:
The trichloro ethylene recovery method is based on the trichloro ethylene retracting device described in claim any one of 1-9;The trichlorine Ethylene recovery method is comprised the following steps:
Heating medium filling step:Medium is heated to being filled in heating medium vessel so that the liquid level laminating of heating medium is described The bottom surface of material container;
Trichloro ethylene mixture adds step:To addition trichloro ethylene mixture in the material container;
Heating stepses:Using the trichloro ethylene mixture in material container described in the heating devices heat, until trichloro ethylene Trichloro ethylene gasification in mixture rises;
Condensing steps:Start the condensing unit, the trichloro ethylene of gasification is condensed on the cold plate;
Recycling step:Reclaim and condense in the cold plate in the condensing steps, and by the deflector from the chloroethene of liquid three The liquid trichloro ethylene of alkene export mouth outflow.
CN201710050260.3A 2017-01-23 2017-01-23 Trichloro ethylene retracting device and recovery method Pending CN106730945A (en)

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CN112354198A (en) * 2020-09-14 2021-02-12 温州国仕邦高分子材料有限公司 Continuous acetone evaporator

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CN206444207U (en) * 2017-01-23 2017-08-29 成都理工大学 Trichloro ethylene retracting device

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Publication number Priority date Publication date Assignee Title
CN1473864A (en) * 2002-08-07 2004-02-11 富士胶片株式会社 Solution concentrating method and solution film making method and product
CN2584263Y (en) * 2002-10-30 2003-11-05 吴进家 Distillation recovery treatment device
CN202988785U (en) * 2011-12-27 2013-06-12 廊坊创意博能源有限公司 Solar seawater desalination system
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Application publication date: 20170531