CN207108868U - A kind of recovery purification apparatus of carbide VCM high-boiling components - Google Patents
A kind of recovery purification apparatus of carbide VCM high-boiling components Download PDFInfo
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- CN207108868U CN207108868U CN201720755715.7U CN201720755715U CN207108868U CN 207108868 U CN207108868 U CN 207108868U CN 201720755715 U CN201720755715 U CN 201720755715U CN 207108868 U CN207108868 U CN 207108868U
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Abstract
The utility model discloses a kind of recovery purification apparatus of carbide VCM high-boiling components：Including raw material drying unit, raw material rough segmentation unit, heavy constituent separative element, rectification cell and conduction oil unit；The raw material drying unit connects raw material rough segmentation unit, raw material rough segmentation unit connects heavy constituent separative element and rectification cell respectively, heavy constituent separative element connects raw material drying unit, and conduction oil unit is used to heat raw material rough segmentation unit, heavy constituent separative element, rectification cell.The utility model reclaims product dichloroethanes and VCM purity is high；Waste and equipment scaling, the etching problem of water resource are avoided, securely and reliably, environmental protection is simple to operate；Equipment heat transfer effect is good, and separating effect is good, can be separated by multistage rectification, cleaning vinyl chloride；Reduce energy consumption and reduce the wasting of resources, there is larger economic benefit；Rectifying column power consumption is few, and energy-saving effect is obvious.
Description
Technical field
A kind of reclaimer of carbide VCM high-boiling components is the utility model is related to, specifically, is related to a kind of carbide
The recovery purification apparatus of VCM high-boiling components, belongs to PVC production technical fields.
Background technology
PVC production technology mainly has carbide and the major class of ethylene process two, and China is as rich coal, oil-poor, gas less money
Source natural endowment limitation, mainly based on carbide.Carbide produces PVC technique, is exactly anti-in synthesis using acetylene and hydrogen chloride
Reaction generation VCM monomers in device are answered, and then VCM monomers are polymerize, output final products PVC.
But in VCM production process, dichloroethanes, trichloroethanes, trichloro ethylene, dichloroethylene, second can be produced therewith
The mixed gas of aldehyde and part inert gas etc., can thus form huge high-boiling components.
This part high-boiling components directly discharge or reclaim it is bad significant damage can be caused to environment, and influence the health of the mankind,
And the wherein dichloroethanes of high content, VCM products, there is higher value, therefore, the recovery of carbide VCM high-boiling components
The refined concern for increasingly having caused factory.
At present, the recovery for VCM in high-boiling components be by heating high-boiling components, what the process that makes vinyl chloride volatilize was realized,
Remaining non-volatile liquid is sold again, but the reclaimer mass-and heat-transfer of prior art is poor, inferior separating effect, product
Purity is low, and added value of product is not high, and how to obtain the higher product of purity after refining spearation becomes key problem in technology.
In summary, prior art there will naturally be inconvenience and defect in actual use, and it is therefore necessary to improved.
The content of the invention
The technical problems to be solved in the utility model is the deficiency for more than, there is provided a kind of carbide VCM high-boiling components return
Purification apparatus is received, recovery product dichloroethanes and VCM purity can be improved；Improve dichloroethanes and the VCM rate of recovery；Reduce
Toxic and harmful gas discharge capacity, economizes on resources, and increases economic efficiency.
To solve above technical problem, the utility model uses following technical scheme：A kind of carbide VCM high-boiling components return
Receive purification apparatus, including raw material drying unit, raw material rough segmentation unit, heavy constituent separative element, rectification cell and conduction oil unit；
The raw material drying unit connects raw material rough segmentation unit, raw material rough segmentation unit connect respectively heavy constituent separative element and
Rectification cell, heavy constituent separative element connection raw material drying unit, conduction oil unit are used for raw material rough segmentation unit, heavy constituent point
Heated from unit, rectification cell.
A kind of prioritization scheme, the heavy constituent separative element include heavies column, heavies column connection raw material rough segmentation unit；
Lower the liquid mouth and air inlet of heavies column bottom are connected with the inlet of weight tower reboiler and gas outlet respectively, weight
The lower liquid mouth connection trichloroethanes storage tank of component tower, trichloroethanes storage tank connection trichloroethanes Loading Pump；
The inlet of weight tower reboiler is also connected with trichloroethanes storage tank.
Further, the heavy constituent separative element includes heavies column, the middle and lower part connection dichloroethanes of heavies column
Cooler, dichloroethanes cooler connection dichloroethanes storage tank, dichloroethanes storage tank connection dichloroethanes Loading Pump.
Further, the heavy constituent separative element includes heavies column, and it is complete that the top of heavies column connects weight tower respectively
Condenser and weight tower tail cooler, weight tower complete condenser and weight tower tail cooler connect return tank of top of the tower respectively, and return tank of top of the tower is through heavy constituent
The refluxing opening connection heavies column on the tower body top of tower；
Return tank of top of the tower is also connected with weight tower light component tank, weight tower light component tank connection light component Loading Pump, light component entrucking
Pump connects raw material drying unit.
Further, the rectification cell includes high boiling tower；
High boiling tower connects raw material rough segmentation unit；
Height boiling tower bottom is respectively equipped with lower liquid mouth and air inlet, and lower the liquid mouth and air inlet of high boiling tower boil again with high tower respectively
The inlet of device and gas outlet are connected, and the lower liquid mouth of high boiling tower is also connected with high tower reactor high-boiling components storage tank, the feed liquor of high tower reboiler
Mouth is also connected with high tower reactor high-boiling components storage tank, and high tower reactor high-boiling components storage tank connects high tower tower reactor high-boiling components dnockout pumps, and high tower tower reactor is high
Boil thing dnockout pumps connection raw material drying unit.
Further, the rectification cell includes high boiling tower, and the first high tower complete condenser is connected at the top of high boiling tower
With the second high tower complete condenser, the first high tower complete condenser and the second high tower complete condenser connect essence monome storage tank, essence monome storage tank respectively
Connect essence monome Loading Pump, essence monome Loading Pump connecting valve.
Further, the raw material rough segmentation unit includes lights column；
Lights column connects raw material drying unit；
The bottom of towe of lights column is provided with lower liquid pipe and air inlet, the lower liquid pipe and air inlet of lights column respectively with light tower again
The feed tube and gas outlet for boiling device are connected；
The lower liquid pipe of the bottom of towe of lights column is also connected with light tower reactor flow container, and light tower reactor flow container connects lights column kettle liquid pump,
Lights column kettle liquid pump connects heavy constituent separative element；
The feed tube of light tower reboiler also connects light tower reactor flow container.
Further, the raw material rough segmentation unit includes lights column；
The top connection light component complete condenser of lights column, the bottom connection VCM crude product tanks of light component complete condenser, VCM are thick
The bottom connection rectification cell of product tank；
Light component complete condenser is also connected with the bottom of tail gas reactor, and the bottom of tail gas reactor connects HCl steel cylinders, and tail gas is anti-
The top of device is answered to connect the top of tail gas reaction condenser, the bottom connection VCM crude product tanks of tail gas reaction condenser.
Further, conduction oil unit includes conduction oil storage tank, and conduction oil storage tank is connected to gs-oil separator and led
Hot oil pump, Heat-transfer Oil Pump are connected with electric heater, and electric heater connects the input of heat exchanger, conduction oil is inputted into raw material respectively
Rough segmentation unit, heavy constituent separative element, the heat exchanger of rectification cell；Gs-oil separator is connected with conduction oil expansion slot, oil gas point
From the output end that device is also connected with heat exchanger, conduction oil is distinguished into output raw material rough segmentation unit, heavy constituent separative element, rectification cell
Heat exchanger.
Further, the raw material drying unit includes high-boiling components drier, and high-boiling components drier is connected with high-boiling components mistake
Filter, high-boiling components drier are also associated with high-boiling components storage tank, and high-boiling components storage tank connects raw material rough segmentation unit and heavy constituent point respectively
From unit.
After the utility model uses above technical scheme, compared with prior art, there is advantages below：
（1）The product purity that the utility model obtains is：VCM purity is more than 99.9%, and dichloroethanes purity is 98.0%
More than, product purity is high, and colourity is good（Platinum-cobalt No. Se≤15）, it is completely separated；Obtained VCM is under 4atm pressure, with liquid shape
Formula is present；Obtained dichloroethanes exists in liquid form under 0.1atm pressure, VCM, the rate of recovery of dichloroethanes（Extraction
Rate）It can reach more than 95%；
For obtained trichloroethanes purity more than 90%, its recovery ratio reaches more than 95%.
（2）The utility model avoids the waste and equipment scaling, corrosion of water resource by the use of conduction oil as heat exchange medium
Problem, and integrated treatment is carried out to tail gas etc., environmental pollution will not be brought, securely and reliably.
（3）It is bad that the utility model solves equipment heat transfer effect, the problem of inferior separating effect, it is therefore prevented that vinyl chloride from
It is poly-, realize separated by multistage rectification, the purpose of cleaning vinyl chloride.
（4）The utility model conduction oil recycles；Reduce energy consumption and reduce the wasting of resources, there is larger economic effect
Benefit.
（5）The utility model will not produce waste water,waste gas and industrial residue, and environmental protection is simple to operate, securely and reliably.
（6）The power consumption of the utility model rectifying column is few, and energy-saving effect is obvious.
The utility model is described in detail with reference to the accompanying drawings and examples.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of lights column；
Accompanying drawing 2 is the structural representation of heavies column；
Accompanying drawing 3 is the structural representation of high boiling tower；
Accompanying drawing 4 is the recovery purification apparatus schematic diagram of carbide VCM high-boiling components；
Accompanying drawing 5 is the Heat-conduction oil circulation system figure of the recovery purification apparatus of carbide VCM high-boiling components；
In figure：
401-high-boiling components unloading pump, 402-high-boiling components filter, 403-high-boiling components drier, 404-high-boiling components
Storage tank, 405-high-boiling components delivery pump, 406-lights column, 407-light tower reboiler, 408-light tower reactor flow container, 409-light
Component tower reactor liquid pump, 410-light component complete condenser, 411-VCM crude product tanks, 412-high boiling tower feed pump, 413-high boiling tower
Feed drier, 414-high boiling tower, 415-high tower reboiler, 416-high tower reactor high-boiling components storage tank, 417-high tower tower reactor are high
Boil thing dnockout pumps, the 418-the first high tower complete condenser, the 419-the second high tower complete condenser, 420-essence monome storage tank, 421-essence list
Body Loading Pump, 422-weight tower reboiler, 423-weight tower complete condenser, 424-weight tower tail cooler, 425-return tank of top of the tower,
426-dichloroethanes cooler, 427-dichloroethanes storage tank, 428-heavies column, 429-light component Loading Pump, 430-two
Chloroethanes Loading Pump, 431-trichloroethanes storage tank, 432-trichloroethanes Loading Pump, 433-HCl steel cylinders, the reaction of 434-tail gas
Device, 435-tail gas reaction condenser, 436-weight tower light component tank；501-conduction oil expansion slot, 502-gs-oil separator,
503-conduction oil storage tank, 504-Heat-transfer Oil Pump, 505-electric heater.
Embodiment
In order to which the technical characteristics of the utility model, purpose and effect are more clearly understood, now control illustrates
Specific embodiment of the present utility model.
A kind of recovery purification apparatus of carbide VCM high-boiling components of embodiment 1
As Figure 1-5, the utility model provides a kind of recovery purification apparatus of carbide VCM high-boiling components, including raw material
Drying unit, raw material rough segmentation unit, heavy constituent separative element, rectification cell and conduction oil unit；
The raw material drying unit connects raw material rough segmentation unit, raw material rough segmentation unit connect respectively heavy constituent separative element and
Rectification cell, heavy constituent separative element connection raw material drying unit, conduction oil unit are used for raw material rough segmentation unit, heavy constituent point
Heated from unit, rectification cell.
Raw material drying unit includes high-boiling components unloading pump 401, high-boiling components filter 402, high-boiling components drier 403,
High-boiling components storage tank 404；
Raw material rough segmentation unit includes high-boiling components delivery pump 405, lights column 406, light tower reboiler 407, light tower reactor
Flow container 408, lights column kettle liquid pump 409, light component complete condenser 410, VCM crude products tank 411, HCl steel cylinders 433, tail gas reactor
434, tail gas reaction condenser 435；
Rectification cell equipment includes high boiling tower feed pump 412, and high boiling tower feed drier 413, high boiling tower 414, high tower is again
Boil device 415, high tower reactor high-boiling components storage tank 416, high tower tower reactor high-boiling components dnockout pumps 417, high tower complete condenser 418, high tower complete condenser
419, essence monome storage tank 420, essence monome Loading Pump 421；
Heavy constituent separative element includes weight tower reboiler 422, weight tower complete condenser 423, weight tower tail cooler 424, overhead reflux
Tank 425, dichloroethanes cooler 426, dichloroethanes storage tank 427, heavies column 428, light component Loading Pump 429, dichloroethanes
Loading Pump 430, trichloroethanes storage tank 431, trichloroethanes Loading Pump 432, weight tower light component tank 436；
Conduction oil unit includes conduction oil expansion slot 501, gs-oil separator 502, conduction oil storage tank 503, conduction oil
Pump 504, electric heater 505.
Wherein, the connection between equipment is pipeline connection.
The high-boiling components unloading pump 401 connects high-boiling components filter 402, and high-boiling components filter 402 connects high-boiling components and dried
Device 403, high-boiling components drier 403 connect high-boiling components storage tank 404, and high-boiling components storage tank 404 connects high-boiling components delivery pump 405, height boiling
Thing delivery pump 405 connects the bottom of lights column 406,
The lower liquid pipe and air inlet of the bottom of towe of lights column 406 feed tube with light tower reboiler 407 and gas outlet respectively
It is connected；
The lower liquid pipe of the bottom of towe of lights column 406 is also connected with light tower reactor flow container 408, and light tower reactor flow container 408 connects light component
Tower reactor liquid pump 409, lights column kettle liquid pump 409 connect the bottom of heavies column 428；
The feed tube of light tower reboiler 407 also connects light tower reactor flow container 408.
The top connection light component complete condenser 410 of lights column 406, the bottom connection VCM crude products of light component complete condenser 410
Tank 411, the bottom connection high boiling tower feed pump 412 of VCM crude products tank 411；
Light component complete condenser 410 is also connected with the bottom of tail gas reactor 434, the bottom connection HCl steel of tail gas reactor 434
Bottle 433, the top of the top connection tail gas reaction condenser 435 of tail gas reactor 434, tail gas react the bottom of condenser 435
Connect VCM crude products tank 411.
High boiling tower feed pump 412 connects high boiling tower feed drier 413, and high boiling tower feed drier 413 connects high boiling tower
414 bottom,
Lower the liquid mouth and air inlet of the bottom of high boiling tower 414 are connected with the inlet of high tower reboiler 415 and gas outlet respectively,
The lower liquid mouth of high boiling tower 414 is also connected with high tower reactor high-boiling components storage tank 416,
The inlet of high tower reboiler 415 is also connected with high tower reactor high-boiling components storage tank 416, and high tower reactor high-boiling components storage tank 416 connects
High tower tower reactor high-boiling components dnockout pumps 417 is connect, high tower tower reactor high-boiling components dnockout pumps 417 connects high-boiling components storage tank 404.
The top of high boiling tower 414 is connected to the first high tower complete condenser 418 and the second high tower complete condenser 419, and first is high
The high tower complete condenser 419 of tower complete condenser 418 and second connects essence monome storage tank 420 respectively, and essence monome storage tank 420 connects essence monome dress
Car pump 421, the connecting valve of essence monome Loading Pump 421；
Lower the liquid mouth and air inlet of the bottom of heavies column 428 inlet and gas outlet phase with weight tower reboiler 422 respectively
Connection, the lower liquid mouth connection trichloroethanes storage tank 431 of heavies column 428, trichloroethanes storage tank 431 connects trichloroethanes Loading Pump
432, the connecting valve of trichloroethanes Loading Pump 432；
The inlet of weight tower reboiler 422 is also connected with trichloroethanes storage tank 431.
The middle and lower part connection dichloroethanes cooler 426 of heavies column 428, dichloroethanes cooler 426 connects two chloroethenes
Alkane storage tank 427, dichloroethanes storage tank 427 connect dichloroethanes Loading Pump 430, the connecting valve of dichloroethanes Loading Pump 430.
The top of heavies column 428 connects weight tower complete condenser 423 and weight tower tail cooler 424, the He of weight tower complete condenser 423 respectively
Weight tower tail cooler 424 connects return tank of top of the tower 425, the backflow on tower body top of the return tank of top of the tower 425 through heavies column 428 respectively
Mouth connection heavies column 428.
Return tank of top of the tower 425 is also connected with weight tower light component tank 436, and weight tower light component tank 436 connects light component Loading Pump
429, light component Loading Pump 429 connects high-boiling components storage tank 404 and is provided between light component Loading Pump 429 and high-boiling components storage tank 404
Valve.
Light tower reboiler 407, high tower reboiler 415, heat exchanger is equipped with weight tower reboiler 422, the heat exchanger connects
Admittance deep fat unit.
Conduction oil unit includes conduction oil storage tank 503, and conduction oil storage tank 503 connects gs-oil separator 502 and heat conduction respectively
Oil pump 504, Heat-transfer Oil Pump 504 connect electric heater 505, and electric heater 505 connects the input of heat exchanger, conduction oil is inputted
Heat exchanger.Gs-oil separator 502 connects conduction oil expansion slot 501, and gs-oil separator 502 is also connected with the output end of heat exchanger, will
Conduction oil exports radiator.
Specifically, described high-boiling components filter 402 is filter cartridge type filter, head type up and down is configured to, it is a diameter of
1000mm, filtering accuracy are 1 μm.
The described filling chlorinated calcium drier of high-boiling components drier 403 and the inside of high boiling tower feed drier 413, wherein,
The loading of calcium chloride drier is 6-7m3.The inside of high-boiling components drier 403 and high boiling tower feed drier 413 is adopted
With grid support, screen upper surface is covered with 40 mesh stainless (steel) wires and 25cm glass wool cloths；High-boiling components drier 403 and high boiling tower are entered
The cylinder of material drier 413 is equipped with drier discharge mouth, high-boiling components drier 403 and high boiling tower feed drier 413 it is upper
Portion is equipped with filling mouth, convenient filling and replacing.
Described lights column 406 is packed tower, and filler uses china ripple trim stuffing, the tower top of lights column 406
Condenser is returned provided with light tower, light tower returns condenser and the tower body of lights column 406 is connected directly between tower top with flange；Lights column 406
Top sets liquid distribution trough, ensures each position uniform flow of the liquid from tower, in the absence of Biased flow phenomenon；Lights column 406
Bottom of towe lower liquid pipe and air inlet be connected respectively with the feed tube of light tower reboiler 407 and gas outlet；Lights column 406 it is straight
Footpath is 600mm.
Described heavies column 428 is packed tower, and filler uses 316L stainless steel Pall ring fillers, and filler is a diameter of
400mm；Heavies column 428 sets catch tray and liquid re-distributor at side take-off mouth；The tower body top of heavies column 428
Provided with refluxing opening, the bottom of heavies column 428 is provided with lower liquid mouth and air inlet respectively with the inlet of weight tower reboiler 422 and going out
Gas port is connected；A diameter of 400mm of heavies column 428.
Described high boiling tower 414 is sieve-plate tower, and tower tray uses Q235B materials, and the tower top of high boiling tower 414 sets tower top Hui Ning
Device, tower top return condenser and are connected by flange with the tower body of high boiling tower 414；Lower liquid mouth and air inlet point are arranged at the bottom of high boiling tower 414
It is not connected with the inlet of high tower reboiler 415 and gas outlet, a diameter of 1000mm of high boiling tower 414.
Vinyl chloride high-boiling components are passed through into high-boiling components unloading pump 401, are delivered to high-boiling components filter 402, then by high-boiling components
After drier 403, it is sent into high-boiling components storage tank 404.
Dried raw material, lights column 406 is delivered to by high-boiling components delivery pump 405, light tower reboiler 407 heating and
Under the collective effect that light component complete condenser 410 flows back, kettle liquid is produced to light tower reactor flow container 408 by lights column kettle liquid pump 409, gently
Component crude product flows into VCM crude products tank 411 and preserved.
Kettle liquid in light tower reactor flow container 408 is squeezed into after high boiling tower feed drier 413 is dried by high boiling tower feed pump 412
Heavies column 428, weight tower through overweight tower reboiler 422 heat and weight tower complete condenser 423, the condensing reflux of weight tower tail cooler 424 after,
Light component is produced to return tank of top of the tower 425, then after the condensation of dichloroethanes cooler 426, flows into dichloroethanes storage tank 427 and protects
Deposit；Tower reactor heavy constituent enters trichloroethanes storage tank 431, then by the entrucking of trichloroethanes Loading Pump 432.
Crude product in VCM crude products tank 411, into high boiling tower 414, by high tower reboiler 415 heat with high tower complete condenser 418 or
After 419 condensing refluxes, tower top obtains smart VCM and enters essence monome storage tank 420, then by the entrucking of essence monome Loading Pump 421；The height of tower reactor
Boiling thing is squeezed into high tower reactor high-boiling components storage tank 416 through high tower tower reactor high-boiling components dnockout pumps 417 and preserved.
The conduction oil that the utility model uses is THERMINOL 55, and above-mentioned conduction oil is stored in conduction oil storage tank 503,
Squeezed into by Heat-transfer Oil Pump 504 to electric heater 505, deliver to each branch road after heating respectively, after the completion for the treatment of heat exchange, each branch road is led
Deep fat flows through gs-oil separator 502, liquid thermal conductivity oil stream to conduction oil storage tank, recycles.Conduction oil gas is swollen to conduction oil
Swollen groove 501, it is to be condensed into after liquid, recycle.
The utility model discloses a kind of recovery purification apparatus of carbide VCM high-boiling components, including raw material drying unit, original
Expect rough segmentation unit, heavy constituent separative element, rectification cell and conduction oil unit；Heavy constituent separative element includes one-level heavy constituent point
From unit, two level heavy constituent separative element and three-level heavy constituent separative element；The raw material drying unit connects one-level weight respectively
Component separative element and raw material rough segmentation unit, raw material rough segmentation unit connect one-level heavy constituent separative element, three-level heavy constituent respectively
Separative element and rectification cell.The product purity that the utility model obtains is：VCM purity is more than 99.9%, dichloroethanes purity
More than 98.0%, product purity is high, and colourity is good（Platinum-cobalt No. Se≤15）, it is completely separated；Obtained VCM under 4atm pressure,
Exist in liquid form；Obtained dichloroethanes exists in liquid form under 0.1atm pressure, VCM, dichloroethanes recovery
Rate（Recovery ratio）It can reach more than 95%；For obtained trichloroethanes purity more than 90%, its recovery ratio reaches more than 95%；This reality
Waste and equipment scaling, the etching problem of water resource are avoided by the use of conduction oil as heat exchange medium by the use of new, and to tail gas etc.
Integrated treatment is carried out, environmental pollution will not be brought, securely and reliably；It is bad that the utility model solves equipment heat transfer effect, separation
The problem of effect difference, it is therefore prevented that the autohemagglutination of vinyl chloride, realize separated by multistage rectification, the purpose of cleaning vinyl chloride；This reality
Recycled with novel heat-conducting oil；Reduce energy consumption and reduce the wasting of resources, there is larger economic benefit；The utility model is not
Waste water,waste gas and industrial residue can be produced, environmental protection is simple to operate, securely and reliably；The power consumption of the utility model rectifying column is few, energy-conservation effect
Fruit is obvious.
Citing described above for the utility model preferred forms, wherein the part do not addressed in detail is this area
The common knowledge of those of ordinary skill.The scope of protection of the utility model is defined by the content of claim, any to be based on this reality
The equivalent transformation carried out with new technical inspiration, also within the scope of protection of the utility model.
Claims (10)
- A kind of 1. recovery purification apparatus of carbide VCM high-boiling components, it is characterised in that：Including raw material drying unit, raw material rough segmentation Unit, heavy constituent separative element, rectification cell and conduction oil unit；The raw material drying unit connects raw material rough segmentation unit, and raw material rough segmentation unit connects heavy constituent separative element and rectifying respectively Unit, heavy constituent separative element connection raw material drying unit, conduction oil unit are used to separate list to raw material rough segmentation unit, heavy constituent Member, rectification cell are heated.
- A kind of 2. recovery purification apparatus of carbide VCM high-boiling components as claimed in claim 1, it is characterised in that：The restructuring Separative element is divided to include heavies column（428）,Heavies column（428）Connect raw material rough segmentation unit；Heavies column（428）It is provided with lower liquid mouth and air inlet, heavies column（428）Lower liquid mouth and air inlet respectively with weight tower Reboiler（422）Inlet and gas outlet be connected, heavies column（428）Lower liquid mouth be connected with trichloroethanes storage tank （431）；Weight tower reboiler（422）Inlet be also connected with trichloroethanes storage tank（431）.
- A kind of 3. recovery purification apparatus of carbide VCM high-boiling components as claimed in claim 1, it is characterised in that：The restructuring Separative element is divided to include heavies column（428）, heavies column（428）Be connected with dichloroethanes cooler（426）, dichloroethanes Cooler（426）It is connected with dichloroethanes storage tank（427）.
- A kind of 4. recovery purification apparatus of carbide VCM high-boiling components as claimed in claim 1, it is characterised in that：The restructuring Separative element is divided to include heavies column（428）；Heavies column（428）It is connected to weight tower complete condenser（423）With weight tower tail cooler（424）, weight tower complete condenser（423）With Weight tower tail cooler（424）It is connected to return tank of top of the tower（425）, return tank of top of the tower（425）Through heavies column（428）Tower body On refluxing opening connection heavies column（428）；Return tank of top of the tower（425）It is also associated with weight tower light component tank（436）, weight tower light component tank（436）Connect raw material drying list Member.
- A kind of 5. recovery purification apparatus of carbide VCM high-boiling components as claimed in claim 1, it is characterised in that：The rectifying Unit includes high boiling tower（414）；High boiling tower（414）Connect raw material rough segmentation unit；High boiling tower（414）On be respectively equipped with lower liquid mouth and Air inlet, high boiling tower（414）Lower liquid mouth and air inlet respectively with high tower reboiler（415）Inlet and gas outlet be connected, High boiling tower（414）Lower liquid mouth be also associated with high tower reactor high-boiling components storage tank（416）, high tower reboiler（415）Inlet also connect Connect high tower reactor high-boiling components storage tank（416）, high tower reactor high-boiling components storage tank（416）It is connected with high tower tower reactor high-boiling components dnockout pumps（417）, High tower tower reactor high-boiling components dnockout pumps（417）Connect raw material drying unit.
- A kind of 6. recovery purification apparatus of carbide VCM high-boiling components as claimed in claim 1, it is characterised in that：The rectifying Unit includes high boiling tower（414）, high boiling tower（414）It is connected to the first high tower complete condenser（418）With the second high tower complete condenser （419）, the first high tower complete condenser（418）With the second high tower complete condenser（419）Essence monome storage tank is connected respectively（420）, essence monome Storage tank（420）Connect essence monome Loading Pump（421）, essence monome Loading Pump（421）Connecting valve.
- A kind of 7. recovery purification apparatus of carbide VCM high-boiling components as claimed in claim 1, it is characterised in that：The raw material Rough segmentation unit includes lights column（406）；Lights column（406）Connect raw material drying unit；Lights column（406）It is provided with lower liquid pipe and air inlet, lights column（406）Lower liquid pipe and air inlet respectively with light tower Reboiler（407）Feed tube and gas outlet be connected；Lights column（406）Lower liquid pipe be also connected with light tower reactor flow container（408）, light tower reactor flow container（408）Connect light component tower reactor Liquid pump（409）, lights column kettle liquid pump（409）Connect heavy constituent separative element；Light tower reboiler（407）Feed tube also connect light tower reactor flow container（408）.
- A kind of 8. recovery purification apparatus of carbide VCM high-boiling components as claimed in claim 1, it is characterised in that：The raw material Rough segmentation unit includes lights column（406）；Lights column（406）It is connected with light component complete condenser（410）, light component complete condenser（410）Bottom be connected with VCM crude products Tank（411）, VCM crude product tanks（411）Connect rectification cell；Light component complete condenser（410）It is also associated with tail gas reactor（434）, tail gas reactor（434）It is connected with HCl steel cylinders （433）, tail gas reactor（434）It is connected with tail gas reaction condenser（435）, tail gas reaction condenser（435）Connect VCM crude products Tank（411）.
- A kind of 9. recovery purification apparatus of carbide VCM high-boiling components as claimed in claim 1, it is characterised in that：Conduction oil list Member includes conduction oil storage tank（503）, conduction oil storage tank（503）It is connected to gs-oil separator（502）And Heat-transfer Oil Pump （504）, Heat-transfer Oil Pump（504）It is connected with electric heater（505）, electric heater（505）The input of heat exchanger is connected, by heat conduction Oil does not input raw material rough segmentation unit, heavy constituent separative element, the heat exchanger of rectification cell；Gs-oil separator（502）It is connected with Conduction oil expansion slot（501）, gs-oil separator（502）The output end of heat exchanger is also connected with, it is thick that conduction oil is distinguished into output raw material Subdivision, heavy constituent separative element, the heat exchanger of rectification cell.
- A kind of 10. recovery purification apparatus of carbide VCM high-boiling components as claimed in claim 1, it is characterised in that：The raw material Drying unit includes high-boiling components drier（403）, high-boiling components drier（403）It is connected with high-boiling components filter（402）, high-boiling components Drier（403）It is also associated with high-boiling components storage tank（404）, high-boiling components storage tank（404）Raw material rough segmentation unit and restructuring are connected respectively Divide separative element.
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| CN201720755715.7U CN207108868U (en) | 2017-06-27 | 2017-06-27 | A kind of recovery purification apparatus of carbide VCM high-boiling components |
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| CN201720755715.7U CN207108868U (en) | 2017-06-27 | 2017-06-27 | A kind of recovery purification apparatus of carbide VCM high-boiling components |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107235823A (en) * | 2017-06-27 | 2017-10-10 | 山东新龙科技股份有限公司 | The recovery process for refining and its equipment of a kind of carbide VCM high-boiling components |
| CN111689833A (en) * | 2020-07-03 | 2020-09-22 | 安徽华塑股份有限公司 | VCM high-boiling-point substance purification device and purification method |
-
2017
- 2017-06-27 CN CN201720755715.7U patent/CN207108868U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107235823A (en) * | 2017-06-27 | 2017-10-10 | 山东新龙科技股份有限公司 | The recovery process for refining and its equipment of a kind of carbide VCM high-boiling components |
| CN107235823B (en) * | 2017-06-27 | 2021-11-16 | 山东新龙科技股份有限公司 | Process and equipment for recovering and refining calcium carbide VCM high-boiling residues |
| CN111689833A (en) * | 2020-07-03 | 2020-09-22 | 安徽华塑股份有限公司 | VCM high-boiling-point substance purification device and purification method |
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