CN209221535U - A kind of dangerous waste process field medium-high viscosity solvent recovery unit and its skid structure - Google Patents
A kind of dangerous waste process field medium-high viscosity solvent recovery unit and its skid structure Download PDFInfo
- Publication number
- CN209221535U CN209221535U CN201821603044.3U CN201821603044U CN209221535U CN 209221535 U CN209221535 U CN 209221535U CN 201821603044 U CN201821603044 U CN 201821603044U CN 209221535 U CN209221535 U CN 209221535U
- Authority
- CN
- China
- Prior art keywords
- outlet
- condenser
- entrance
- connect
- skid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model provides a kind of dangerous waste process field medium-high viscosity solvent recovery unit and its skid structure, device includes rectifying column, rectifying column gaseous phase outlet is connect with condenser, condenser is connect with reflux ratio control device, reflux ratio control device one outlet is connect with liquid-phase reflux entrance, another outlet respectively with waste collecting device, interim fraction collection device is connected with product collecting device, rectifier bottoms are directly installed on rectifying still, falling film evaporator is installed on rectifying still, rectifying still outlet is separately connected falling film evaporator and evaporator by pipeline, evaporator is connect with condenser, condenser is connect with product collecting device.The device set of device is achieved that separates and recovers different high viscous solvents from separate sources, the different waste liquids formed, and high viscous object can be effectively prevent, which to be adhered to inside equipment, declines separative efficiency, and equipment pipe blocks；The installation of skid structure, the disassembly, conveniently moving of the recyclable device, equipment arrangement are concentrated, and occupied area is small.
Description
Technical field
The utility model belongs to hazardous waste processing technology field, more particularly, to a kind of dangerous waste process field medium-high viscosity
Solvent recovery unit and its skid structure.
Background technique
Dangerous waste, that is, hazardous waste refers to be included in National Hazard waste register or identified according to the hazardous waste of national regulation and mark
Quasi- and discrimination method identification the waste with hazard property can often generate a large amount of dangerous waste, including solid in the industrial production
Waste and liquid wastes, liquid wastes are mainly the waste liquid of industrial discharge, and often can be used as solvent containing more amount in waste liquid
The liquid used, these solvents still have available value, if falling to will cause the waste of resource directly as offal treatment,
It is necessary to be recycled to it.According to the difference in the source that waste liquid generates, the main solvent-recoverable contained in waste liquid is not
Together, and its it is existing it is to be separated fall liquid impurity it is also not identical, solvent recovery unit in the prior art is both for same
Kind waste liquid source is designed, and solvent-recoverable, existing liquid impurity are all certain in waste liquid, and solvent recovery unit is also needle
For handling the waste liquid of the fixed Combination, once waste liquid source changes, and it is more in recycling design variation therein or waste liquid
Other components, the solvent recovery unit are just no longer applicable in.
Partial solvent is since similar separation method separation usually can be used with similar physics, chemical property in solvent
Recycling.Some industrial solvent viscosity with higher, such as propylene glycol methyl ether acetate, propylene glycol monoether acetate
Deng when separating and recovering this kind of solvent due to its highly viscous property, flowability is poor, and solvent surface tension is big, is easy viscous
Cause great difficulty in separation equipment, therefore to separate and recover such solvent from dangerous waste.Therefore, it lacks in the prior art
The device of different high viscosity solvents can be separated and recovered from separate sources, the different waste liquids formed using set of device less.
In addition, solvent recovery processing unit is mounted on fixed position, the peace of various equipment more in dangerous waste in the prior art
Dress, connection, dismounting is very inconvenient, and waste liquid need to be delivered to fixed location processing when disposing waste liquid, and operation is also very inconvenient,
And each equipment installation dispersion, occupied area are very big in device.
Summary of the invention
Problem to be solved in the utility model be to provide a kind of dangerous waste process field medium-high viscosity solvent recovery unit and its
Skid structure can be separated and recovered different types of high viscous using set of device from separate sources, the different waste liquids formed
The solvent of degree, and install, disassembly, conveniently moving, equipment arrangement is concentrated, and occupied area is small.
In order to solve the above technical problems, the technical solution adopted in the utility model is: high viscous in a kind of dangerous waste process field
Solvent recovery unit, including rectifying column are spent, the top gaseous phase outlet of rectifying column is connect with the entrance of the first condenser, the first condensation
The outlet of device and the entrance of reflux ratio control device connect, the one outlet of reflux ratio control device and the liquid-phase reflux of rectifying column
Entrance connection, another outlet is collected with waste collecting device, interim fraction collection device and several first products respectively to be filled
Connection is set, the tower reactor of rectifying column and the first entrance of rectifying still connect, and the bottom of rectifying column is directly installed on rectifying still, essence
It evaporates and falling film evaporator is installed in the second entrance of kettle, the outlet of rectifying still is separately connected entering for falling film evaporator by the first pipeline
The entrance of mouth and evaporator, the first pipeline are equipped with circulating pump, and the steam (vapor) outlet of evaporator is connect with the second condenser, and second is cold
The outlet of condenser is connect with several second product collecting devices respectively.
In technical solution, it is preferred that further include trap, the gaseous phase outlet of the first condenser and the entrance of trap connect
It connects, the outlet of trap and the entrance of reflux ratio control device connect.
In technical solution, it is preferred that the gaseous phase outlet of trap is also connected with surge tank, the outlet of surge tank and vacuum pump
Connection.
In technical solution, it is preferred that the outlet of interim fraction collection device is entered by the third of the second pipeline and rectifying still
Mouth connection, the second pipeline are equipped with feed pump.
The another object of the utility model is to provide a kind of based on above-mentioned dangerous waste process field medium-high viscosity solvent recovery
The skid structure of device, including several layers skid frame are detachably spliced between several layers skid frame, rectifying column include upper cover and
Multiple tower sections are detachably connected between upper cover and multiple tower sections, upper cover, tower section, the first condenser, reflux ratio control dress
It sets, waste collecting device, interim fraction collection device, the first product collecting device, rectifying still, falling film evaporator, evaporator, follow
Ring pump, the second condenser and the second product collecting device are set on skid frame.
In technical solution, it is preferred that skid structure from top to bottom includes first layer skid frame, second layer skid frame, several
A middle layer skid frame, second bottom skid frame and bottom skid frame, if tower section from top to bottom include the first tower section, the second tower section,
Dry inter-chamber tower section and bottom column section, the first condenser, upper cover and the first tower section are set on first layer skid frame, the second tower section
It is set on second layer skid frame with reflux ratio control device, inter-chamber tower section is set on middle layer skid frame, bottom column section and falling liquid film
Evaporator is set on second bottom skid frame, and rectifying still is set on bottom skid frame, and the first of the bottom end of bottom column section and rectifying still
Entrance is detachably connected, and the bottom end of falling film evaporator and the second entrance of rectifying still are detachably connected, waste collecting device, transition
Fraction collector and the first product collecting device are set on middle layer skid frame.
In technical solution, it is preferred that further include trap, trap is set on first layer skid frame, the first condenser
The connection of the entrance of gaseous phase outlet and trap, the outlet of trap and the entrance of reflux ratio control device connect.
In technical solution, it is preferred that further include surge tank, the gaseous phase outlet of surge tank and trap connects, surge tank
Outlet is controlled to a vacuum pump, and surge tank and vacuum pump are set on first layer skid frame.
In technical solution, it is preferred that evaporator, the second condenser and the second product collecting device are set to bottom skid frame
On.
The utility model has the advantages and positive effects of: the dangerous waste process field medium-high viscosity solvent recovery unit and
Its skid structure:
1. can glue solvent to the height in liquid dangerous waste carries out recycling separation, the purpose to economize on resources is realized, and the device makes
The liquid dangerous waste of the separate sources containing different type high viscosity solvent, different compositions can be handled with set of device,
Wherein available various types of high viscosity solvent is recycled, without building more set equipment, equipment investment is few, widely applicable, processing side
Just；
2. rectifying still is connected directly between rectifier bottoms, is connected by major diameter interface, falling film evaporator is set on rectifying still
And by circulating pump forced circulation, residence time of the material in kettle is reduced, evaporation rate is increased, reduces high-viscosity material in kettle
Interior adherency, makes line clogging；
3. the skid structure of the device respectively prizes block structure and can complete to install in the factory, only need at the scene to each skid into
Row docking assembly, each sled block can be dismantled move when needing mobile, and device is built, dismantles, moving flexible and convenient, reduction scene peace
The duration of adjustment examination avoids the inconvenience that equipment just can not move easily once installation；
4. installing concentratedly on each equipment vertical direction there are multilayer skid frame in skid structure, equipment arrangement is closer, has
Effect utilizes equipment installation space, reduces occupation area of equipment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the high viscosity solvent recyclable device of the utility model embodiment.
Fig. 2 is the structural schematic diagram of the skid structure of the high viscosity solvent recyclable device of the utility model embodiment.
Fig. 3 is the schematic perspective view of the skid structure of the high viscosity solvent recyclable device of the utility model embodiment.
Fig. 4 is the structural diagrams of the skid frame of the skid structure of the high viscosity solvent recyclable device of the utility model embodiment
It is intended to.
Fig. 5 is the structural representation of connecting pin in the skid structure of the high viscosity solvent recyclable device of the utility model embodiment
Figure.
In figure:
1, rectifying column 2, the first condenser 3, waste collecting device
4, interim fraction collection device 5, the first product collecting device 6, rectifying still
7, first entrance 8, second entrance 9, falling film evaporator
10, evaporator 11, circulating pump 12, the second condenser
13, the second product collecting device 14, trap 15, reflux ratio control device
16, surge tank 17, vacuum pump 18, skid frame
19, tower section 20, skid bottom plate 21, side lever
22, bottom rail 23, top rail 24, connecting pin
25, the first screw hole 26, the second screw hole 27, first layer skid frame
28, second layer skid frame 29, middle layer skid frame 30, second bottom skid frame
31, bottom skid frame 32, the first tower section 33, inter-chamber tower section
34, bottom column section
Specific embodiment
The utility model embodiment is described further with reference to the accompanying drawing:
High viscosity solvent described herein refers to treating material viscosity itself, and (viscosity is higher than 5mPa's at 25 DEG C greatly
Solvent) or in which cause the viscosity of material to increase containing heavy constituent impurity, high viscosity solvent includes but is not limited to propylene glycol monomethyl ether
Acetate, propylene glycol monoether acetate, triethylene glycol.
As shown in Figure 1, a kind of dangerous waste process field medium-high viscosity solvent recovery unit described in the present embodiment, including rectifying
The top gaseous phase outlet of tower 1, rectifying column 1 is connect with the entrance of the first condenser 2, and the liquid phase of the first condenser 2 produces mouth and returns
The entrance flowed than control device 15 connects, and the one outlet of reflux ratio control device 15 and the liquid-phase reflux entrance of rectifying column 1 connect
It connects, another outlet connects with waste collecting device 3, interim fraction collection device 4 and several first product collecting devices 5 respectively
It connects, the outlet of the tower reactor of rectifying column 1 is connect with the first entrance 7 of rectifying still 6, and the bottom of rectifying column 1 is directly installed on rectifying
On kettle 6, by flange or directly welding is connect with the bottom of rectifying column 1, formation integral structure, in the second entrance 8 of rectifying still 6
Falling film evaporator 9 is installed, falling film evaporator 9 is vertically arranged, and bottom is welded by flange or directly to be connected with the entrance of rectifying still 6
It connects, forms integral structure, the outlet of rectifying still 6 is separately connected the entrance of falling film evaporator 9 and entering for evaporator 10 by pipeline
Mouthful, pipeline is equipped with circulating pump 11, and the steam (vapor) outlet of evaporator 10 is connect with the second condenser 12, the outlet of the second condenser 12
It is connect respectively with several second product collecting devices 13.
Dangerous waste liquid to be processed is delivered in rectifying still 6 through feed pump, is sent into rectifying after heating and gasifying in rectifying still 6
In tower 1, batch fractionating operation is carried out, according to the difference of each component boiling point in material to be separated, rectifying condition is adjusted, successively produces
Different fractions, for example, by adjust rectifying column tower top temperature, through adjust reflux ratio, successively from the top of the distillation column separation water outlet,
Interim fraction, the first product and the second product.The gas that tower top is isolated enters after the first condenser 2 from rectifying column 1 through condensing
It controls a part of liquid material by reflux ratio control device 15 to be back in rectifying column 1, another part, which successively produces, to be collected to useless
Liquor collecting device 3 and the first product collecting device 5, and fraction is produced from water into product transient process, it can recovered water and product
Mixture, concentration required by separation and recovery solvent is not achieved, therefore is collected into interim fraction collection device 4.Essence
The isolated product of tower reactor and some heavy miscellaneous components, tower reactor liquid for evaporating tower 1 are directly entered the rectifying still 6 connecting with tower reactor bottom
In, it is back in rectifying column 1 in the rear portion that gasifies, another part is produced and sent to evaporator 10, wherein on rectifying still 6
Forced circulation is carried out to material provided with falling film evaporator 9 and by forced circulation pump 11, accelerates material in rectifying still 6
Flow velocity reduces the residence time in material kettle.Into the product in evaporator 10 through evaporator 10 evaporation operation generate steam and
Solid heavy phase residue, the steam for separating generation send into the second product collecting device 13 after the condensation of the second condenser 12, evaporate
Storage is then sent for burning disposal to heavy phase collection device after solid phase residue in device scrapes.
The high viscosity solvent recyclable device carries out batch fractionating operation using set of device can be to high containing variety classes
The separate sources of viscous solvent, the different liquid dangerous wastes formed are handled, and high viscous solvent therein is carried out recycling separation, is avoided
Build cover equipment, equipment investment is few, and applied widely, recovery processing is convenient.Wherein the rectifying still of tower reactor uses rectifying
The interior reflux type that kettle and rectifier bottoms are directly connected to, without using in such a way that connecting line is by the two connection, due to two
Person is directly connected to by the interface of major diameter, and high viscosity solvent can be effectively prevent to make interface by being adhered to interface when interface
Place blocks, and falling film evaporator is arranged on rectifying still and carries out forced circulation to material by forced circulation pump, it is molten to shorten high viscosity
Residence time of the agent in rectifying still increases evaporation rate, and high viscosity solvent is prevented to retain adherency for a long time in rectifying still
In rectifying still.
Wherein, waste collecting device, interim fraction collection device and product collecting device can be used corresponding tank body real
It is existing.
In technical solution, it is preferred that further include trap 14, the first gaseous phase outlet of condenser 2 and entering for trap 14
Mouth connection is connect after the outlet of trap 14 is in parallel with the outlet of the first condenser 2 with the entrance of reflux ratio control device 15.By
It is limited in the condensation efficiency of the first condenser 2, it may there are still some gas being not easy under being condensed after the condensation of the first condenser 2
Body, accumulating in the first condenser 2 will not be condensed in the short time, can not be collected, and add and catch after the first condenser 2
Storage 14, trapping the first condenser 2 condensation after there are still gas switch to liquid, greatly improve the condensation efficiency of device.
In technical solution, it is preferred that the gaseous phase outlet of trap 14 is also connected with surge tank 16, the outlet of surge tank 16
It is connect with vacuum pump 17, surge tank 16 is by 17 vacuum pumping state of vacuum pump, by under the still not condensed trapping of trap 14
Top gaseous phase is stored in surge tank 16, also be can be recycled after collection is a certain amount of, has both been improved the rate of recovery of heavy solvent or reduced
Environmental pollution.
In technical solution, it is preferred that the outlet of interim fraction collection device 4 is connected by the entrance of pipeline and rectifying still 6
It connects, pipeline is equipped with feed pump.Since there are still expendable-limited-recoverable heavy solvents in interim fraction, will be produced in treatment process
Raw excessive fraction send to rectifying column progress rectifying together as charging with the liquid dangerous waste to be separated being delivered to and separates, thus will
Interim fraction utilizes again, effectively recycles the heavy solvent in interim fraction, improves the rate of recovery and separative efficiency of heavy solvent.
In technical solution, it is preferred that evaporator 10 is scraper evaporator, and scraper evaporator is that a kind of adaptability is very strong new
Type evaporator is all suitable for the material of high viscosity, thermal sensitivity and easy crystallization, fouling, is mainly made of heating jacket and scraper plate, presss from both sides
Logical heating steam in set, scraper plate is on rotatable axis, and scraper plate and heating jacket inner wall keep very little gap, usually 0.5-
1.5mm.It is added after feed liquid is preheated by evaporator top, under the action of gravity and rotor segment, is distributed in along a tangential direction
Inner wall forms backspin film, and concentration is constantly evaporated during decline, completes liquid and is discharged by bottom, secondary steam is by top
Evolution.Scraper evaporator is high-efficient, and ability is big, big to the evaporation capacity of the solution such as water and organic solvent, and material to be processed is being evaporated
The face residence time is short, noncoking, non-scaling.
As shown in Figure 2,3, one kind described in the present embodiment is filled based on above-mentioned dangerous waste process field medium-high viscosity solvent recovery
The skid structure set, including several layers skid frame 18 are detachably spliced between several layers skid frame 18, and rectifying column 1 includes upper envelope
Head and multiple tower sections 19, are detachably connected between upper cover and multiple tower sections 19, and upper cover, the first condenser 2, returns at tower section 19
Stream is than control device 15, waste collecting device 3, interim fraction collection device 4, the first product collecting device 5, rectifying still 6, falling liquid film
Evaporator 9, evaporator 10, circulating pump 11, the second condenser 12 and the second product collecting device 13 are respectively arranged on same or different
Skid frame 18 on, can be adjusted according to respective connection relationship its installation skid frame and the installation site on skid frame.I.e.
After first each equipment is mounted on each skid frame 18, it will connect between each equipment on same skid frame according to connection type above-mentioned
It connects, forms a sled block, difference is prized between block, and skid frame is mutually detachably connected, and is prized between the equipment on block according to aforementioned company
The mode of connecing connects, and forms whole skid structure.
Each device distribution involved in equipment is mounted on different skid framves by the skid structure, forms multiple sled blocks,
It is detachably connected between each skid, each structure prized on block can be completed to install in the factory, only need to be at the scene to each skid
Docking assembly is carried out, each sled block can be dismantled and be moved when needing mobile, device be built, dismantle, move flexible and convenient, reduction scene
The duration of installation and debugging avoids the inconvenience that equipment just can not move easily once installation；Since there are multilayers in skid structure
Skid frame is installed concentratedly on each equipment vertical direction, and equipment arrangement is closer, efficiently uses equipment installation space, reduces equipment
Occupied area.
As shown in Figure 4,5, wherein every layer of skid frame 18 is enclosed including skid bottom plate 20, side lever 21, bottom rail 22, top
Bar 23, bottom rail 22 are enclosed on the edge of skid bottom plate 20, and generally 4 connecting rods surround rectangular, top rail 23
For 4 connection surround it is rectangular, side lever 21 be usually 4, perpendicular to skid bottom plate 20 be arranged, one end of side lever 21 respectively with skid
Four vertex of bottom plate 20 connect, and the other end connects four vertex of top rail 23, the company between two layers adjacent of skid frame
Connect mode are as follows: the side lever 21 of the skid frame of adjacent two layers is hollow structure, and the side lever that connecting pin 24 is set to adjacent two layers is hollow
In structure, the both ends of connecting pin 24 are respectively equipped with the first screw hole 25, on the side lever 21 of adjacent two layers skid frame and on connecting pin 24
The second screw hole 26, the side lever of connecting pin 24 and bilevel skid frame are respectively equipped at the opposite position of both ends the first screw hole 25
21 are bolted.When decoupling skid structure, the bolt in 21 outside of side lever is removed, then unloads connecting pin 24
Adjacent two layers skid frame is dismantled, hole on connecting pin is aligned by when installation with hole on side lever, and is bolted, and is torn open
It unloads, is easy for installation.In technical solution, it is preferred that skid structure from top to bottom includes first layer skid frame 27, second layer skid frame
28, several middle layer skid framves 29, second bottom skid frame 30 and bottom skid frame 31, tower section 19 from top to bottom include the first tower
The 32, second tower section of section, several inter-chamber tower sections 33 and bottom column section 34, the first condenser 2, upper cover and the first tower section 32 are set to
On first layer skid frame 27, the second tower section and reflux ratio control device 15 are set on second layer skid frame 28, and inter-chamber tower section 33 is set
It on middle layer skid frame 29, is sequentially connected between several inter-chamber tower sections 33, is sequentially connected between middle layer skid frame 29, in
Between the top of tower section 33 connect with 32 bottom of the first tower section, bottom column section 34 and falling film evaporator 9 on second bottom skid frame 30,
Rectifying still 6 is set on bottom skid frame 31, and the bottom end of bottom column section 34 and the entrance of rectifying still 6 are detachably connected, falling film evaporation
The bottom end of device 9 and the second entrance of rectifying still 6 are detachably connected, and second bottom skid frame 30 is connect with bottom skid frame 31, waste liquid
Collection device 3, interim fraction collection device 4 and the first product collecting device 5 are set on middle layer skid frame 29.
For example, the skid structure can be made of 5 layers of skid frame, rectifying column upper cover, first are installed on first layer skid frame
Tower section and the first condenser 2, the first tower section connects by flange with upper cover, the entrance of the first condenser 2 and set on upper cover
On gaseous phase outlet by piping connection, form first sled block, installed on second layer skid frame the second tower section of rectifying column with
Reflux ratio control device 15 forms second sled block, and first layer skid frame is connect with second layer skid frame, on third layer skid frame
The jar structures such as inter-chamber tower section 33 and waste collection tank, interim fraction collecting tank and product collecting tank are installed, third sled is formed
Block, inter-chamber tower section 33 are connect with the bottom of the first tower section 32, and each jar structure is connect with the liquid-phase outlet of the first condenser 2 respectively,
And respectively after setting controlled valve, second layer skid frame is connect with third layer skid frame, and bottom column section 34 and falling film evaporator 9 are installed
On the 4th layer of skid frame, the 4th sled block is formed, bottom column section 34 is connect with upper one layer of tower section, the 4th layer of skid frame and third
Layer skid frame connects, and rectifying still 6, evaporator 10, circulating pump 11, the second condenser 12 and second are installed on layer 5 skid frame and is produced
Product collection device 13, the top entry of rectifying still 6 are connect with bottom column section 34 and falling film evaporator 9 respectively, the liquid phase of rectifying still 6
Outlet is connect with evaporator 10, and evaporator 10 is connect with the second condenser 12, the second condenser 12 and the second product collecting device
13 connections, then the 4th layer of skid frame is connect with layer 5 skid frame, to form entire skid structure.
In technical solution, it is preferred that further include trap 14, the first gaseous phase outlet of condenser 2 and entering for trap 14
Mouth connection, the outlet of trap 14 are connect with the entrance of reflux ratio control device 15, and trap 14 is mountable in any layer skid
On frame, since it connect with the first condenser 2, so, trap 14 is preferably mounted on first layer skid frame.
In technical solution, it is preferred that further include surge tank 16, surge tank 16 is connect with the gaseous phase outlet of trap 14, is delayed
The outlet for rushing tank 16 is connect with vacuum pump 17, and surge tank 16 and vacuum pump 17 are set on first layer skid frame 27.
Dangerous waste process field medium-high viscosity solvent recovery unit described in the present embodiment can glue the height in liquid dangerous waste molten
Agent carries out recycling separation, realizes the purpose to economize on resources, and the device can be to viscous containing different type height using set of device
The liquid dangerous waste of the separate sources, different compositions of spending solvent is handled, and wherein available various types of high viscosity solvent is recycled,
Without building more set equipment, equipment investment is few, and widely applicable, processing is convenient；Rectifying still is connected directly between the bottom of rectifying column, leads to
Excessive diameter interface connects, and falling film evaporator is set on rectifying still and passes through circulating pump forced circulation, material is reduced and stops in kettle
The time is stayed, evaporation rate is increased, reduces adherency of the high-viscosity material in kettle；The skid structure of the device respectively prizes block structure can be
Installation is completed in factory, only docking assembly need to be carried out to each skid at the scene, each sled block can be dismantled and be moved when needing mobile,
Device is built, dismantles, moving flexibly and easily, and the duration of site installation test is reduced, and avoiding equipment just can not be light once installation
The inconvenience easily moved；It there are multilayer skid frame in skid structure, is installed concentratedly on each equipment vertical direction, equipment arrangement is tighter
It is close, equipment installation space is efficiently used, occupation area of equipment is reduced.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should still belong within the patent covering scope of the utility model.
Claims (9)
1. a kind of dangerous waste process field medium-high viscosity solvent recovery unit, it is characterised in that: including rectifying column, the rectifying column
Top gaseous phase outlet is connect with the entrance of the first condenser, the outlet of first condenser and the entrance of reflux ratio control device
Connection, the one outlet of the reflux ratio control device are connect with the liquid-phase reflux entrance of the rectifying column, another outlet point
It is not connect with waste collecting device, interim fraction collection device and several first product collecting devices, the tower of the rectifying column
The connection of the first entrance of kettle and rectifying still, and the bottom of the rectifying column is directly installed on the rectifying still, the rectifying still
Second entrance on falling film evaporator is installed, the outlet of the rectifying still is separately connected the falling film evaporator by the first pipeline
Entrance and evaporator entrance, first pipeline be equipped with circulating pump, the steam (vapor) outlet of the evaporator with second condense
Device connection, the outlet of second condenser is connect with several second product collecting devices respectively.
2. high viscosity solvent recyclable device according to claim 1, it is characterised in that: it further include trap, described first
The gaseous phase outlet of condenser is connect with the entrance of the trap, outlet and the reflux ratio control device of the trap
Entrance connection.
3. high viscosity solvent recyclable device according to claim 2, it is characterised in that: the gaseous phase outlet of the trap is also
It is connected with surge tank, the outlet of the surge tank is controlled to a vacuum pump.
4. high viscosity solvent recyclable device according to claim 1 to 3, it is characterised in that: the interim fraction is collected
The outlet of device is connect by the second pipeline with the third entrance of the rectifying still, and second pipeline is equipped with feed pump.
5. a kind of skid structure based on dangerous waste process field medium-high viscosity solvent recovery unit described in claim 1, special
Sign is: including several layers skid frame, detachably splice between skid frame described in several layers, the rectifying column include upper cover and
Multiple tower sections are detachably connected between the upper cover and multiple tower sections, the upper cover, the tower section, described first
Condenser, the reflux ratio control device, the waste collecting device, the interim fraction collection device, first product
Collection device, the rectifying still, the falling film evaporator, the evaporator, the circulating pump, second condenser and described
Second product collecting device is set on the skid frame.
6. the skid structure of high viscosity solvent recyclable device according to claim 5, it is characterised in that: the skid structure
It from top to bottom include first layer skid frame, second layer skid frame, several middle layer skid framves, second bottom skid frame and bottom sled
It shelves, the tower section from top to bottom includes the first tower section, the second tower section, several inter-chamber tower sections and bottom column section, and described first
Condenser, the upper cover and the first tower section are set on the first layer skid frame, the second tower section and the reflux
It is set on the second layer skid frame than control device, the inter-chamber tower section is set on the middle layer skid frame, the bottom
Tower section and the falling film evaporator are set on the second bottom skid frame, and the rectifying still is set on the bottom skid frame, institute
The first entrance of the bottom end and the rectifying still of stating bottom column section is detachably connected, the bottom end of the falling film evaporator and the essence
The second entrance for evaporating kettle is detachably connected, the waste collecting device, the interim fraction collection device and first product
Collection device is set on the middle layer skid frame.
7. the skid structure of high viscosity solvent recyclable device according to claim 6, it is characterised in that: further include trapping
Device, the trap are set on the first layer skid frame, the gaseous phase outlet of first condenser and entering for the trap
Mouth connection, the outlet of the trap is connect with the entrance of the reflux ratio control device.
8. the skid structure of high viscosity solvent recyclable device according to claim 7, it is characterised in that: further include buffering
Tank, the surge tank are connect with the gaseous phase outlet of the trap, and the outlet of the surge tank is controlled to a vacuum pump, the buffering
Tank and the vacuum pump are set on the first layer skid frame.
9. according to the skid structure of high viscosity solvent recyclable device as claimed in claim 6 to 8, it is characterised in that: the steaming
Device, second condenser and second product collecting device is sent out to be set on the bottom skid frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821603044.3U CN209221535U (en) | 2018-09-29 | 2018-09-29 | A kind of dangerous waste process field medium-high viscosity solvent recovery unit and its skid structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821603044.3U CN209221535U (en) | 2018-09-29 | 2018-09-29 | A kind of dangerous waste process field medium-high viscosity solvent recovery unit and its skid structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209221535U true CN209221535U (en) | 2019-08-09 |
Family
ID=67499412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821603044.3U Active CN209221535U (en) | 2018-09-29 | 2018-09-29 | A kind of dangerous waste process field medium-high viscosity solvent recovery unit and its skid structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209221535U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939592A (en) * | 2018-09-29 | 2018-12-07 | 天津中福环保科技股份有限公司 | A kind of dangerous waste process field medium-high viscosity solvent recovery unit, its skid structure and method |
-
2018
- 2018-09-29 CN CN201821603044.3U patent/CN209221535U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939592A (en) * | 2018-09-29 | 2018-12-07 | 天津中福环保科技股份有限公司 | A kind of dangerous waste process field medium-high viscosity solvent recovery unit, its skid structure and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108939591A (en) | Heavy solvent recyclable device, its skid structure and heavy solvent recovery method in a kind of dangerous waste process field | |
| CN209221535U (en) | A kind of dangerous waste process field medium-high viscosity solvent recovery unit and its skid structure | |
| CN108939592A (en) | A kind of dangerous waste process field medium-high viscosity solvent recovery unit, its skid structure and method | |
| CN209221537U (en) | High-solidification point high viscosity solvent recyclable device and its skid structure in a kind of dangerous waste process field | |
| CN209221533U (en) | Heavy solvent recyclable device and its skid structure in a kind of dangerous waste process field | |
| CN204034296U (en) | A kind of distillation extraction element | |
| CN205759844U (en) | Extraction element | |
| CN108926862A (en) | Light naphtha recyclable device, its skid structure and light naphtha recovery method in a kind of dangerous waste process field | |
| CN105331385A (en) | Production device for asphalt extraction from ore asphalt with solvent | |
| US3369344A (en) | Method for the recovery of deodorizer distillates | |
| CN107998677B (en) | Environment-friendly cleaning device and process method for solvent recovery | |
| CN108939593A (en) | High-solidification point high viscosity solvent recyclable device, its skid structure and method in a kind of dangerous waste process field | |
| CN209221534U (en) | Light naphtha recyclable device and its skid structure in a kind of dangerous waste process field | |
| CN108992957A (en) | Recyclable device, skid structure and the method for multiple types solvent in a kind of dangerous waste process field | |
| CN110465108B (en) | Multifunctional extraction and concentration integrated equipment and process | |
| CN105733643B (en) | A kind of method that organic solvent extracts oil sands bitumen | |
| CN209221536U (en) | The recyclable device and its skid structure of multiple types solvent in a kind of dangerous waste process field | |
| AU2017320330A1 (en) | Evaporator | |
| CN107417028A (en) | A kind of processing equipment and processing method of electric field acceleration extract and separate oil-polluted water | |
| CN103145306A (en) | Combined process and device for processing oily sludge through supercritical extraction method | |
| CN111389828A (en) | External floating roof oil tank cleaning equipment and process for recycling oil | |
| EP0529011A1 (en) | Enhanced vacuum cyclone | |
| US8491706B2 (en) | Oil vapor cleaner | |
| CN205948418U (en) | A economizer for cyclohexanone oxime extraction | |
| CN210813975U (en) | Double ethyl methyl ester efficient energy-saving distillation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |