CN205821253U - A kind of device for preparing chlorinated paraffin stabilizer - Google Patents

Abstract

This utility model provides a kind of device for preparing chlorinated paraffin stabilizer, belong to technical field of chemical, including open loop still, closed loop still, distillating still, chiller and solvent recovery unit, open loop still is sequentially connected with closed loop still, distillating still, chiller and solvent recovery unit；All stills all include housing, offer still chamber, be surrounded with the first heat-exchanger rig around still chamber in housing；Spaced apart on housing it is provided with charging aperture and discharging opening；Discharge outlet connects discharging pipeline；Open loop still also includes circulation line；The discharging pipeline of circulation line one end connection open loop still, the other end wears housing and connects with still chamber；On circulation line, interval is equiped with circulating pump and the second heat-exchanger rig；Second heat-exchanger rig is identical with the heat exchange character of the first heat-exchanger rig of open loop still.This utility model can complete the preparation of stabilizer and reclaim the solvent-recoverable used in preparation process, and overall structure is simple, easy and simple to handle, practical.

Description

A kind of device for preparing chlorinated paraffin stabilizer

[technical field]

This utility model relates to technical field of chemical, particularly to a kind of device for preparing chlorinated paraffin stabilizer.

[background technology]

At present, market is prepared the equipment of chlorinated paraffin stabilizer similar with tradition reactor equipment, but whole for stabilizer The system structure of individual preparation process is not strong, and mostly its equipment is simple superposition, and the quality of obtained stabilizer is equal with speed Poor, inefficient；Furthermore, do not take into account reaction raw materials reaction releasing heat and temperature in the kettle can be caused to raise, and then make reaction Raw material reaction is insufficient, affects final reaction effect.And traditional reactor, in order to make the reaction temperature in still be maintained at instead Answer near the suitable reaction temperature of raw material, be typically externally provided with heat-exchange device in still chamber, but, heat-exchange device can only be from reaction Freezing inside the reaction chamber of lateral, chamber, for being in the reactant liquor in the middle of reaction chamber, its temperature is higher is unfavorable for filling of reaction raw materials Dividing reaction and the reaction efficiency of equipment, especially proximate to the reaction raw materials of still inwall, therefore the reaction of this partial reaction raw material is not Fully, and the reaction rate of whole still intracavity reaction raw materials can be affected.

[utility model content]

In view of the foregoing, it is necessary to provide a kind of device for preparing chlorinated paraffin stabilizer, this device can be systematic Preparing chlorinated paraffin stabilizer, and obtained product quality is higher, reaction efficiency is preferable, and overall structure is simple, easy and simple to handle, Practical.

For reaching above-mentioned purpose, this utility model be the technical scheme is that a kind of dress for preparing chlorinated paraffin stabilizer Put, including open loop still, closed loop still, distillating still, chiller and solvent recovery unit, described open loop still be sequentially connected with described in close Ring still, described distillating still, described chiller and described solvent recovery unit；All stills all include housing, in described housing Offer still chamber, around described still chamber, be surrounded with the first heat-exchanger rig；On described housing, spaced apart being provided with makes to connect outside described still chamber Charging aperture and discharging opening；Described discharge outlet connects discharging pipeline, and is connected the charging of next still by described discharging pipeline Mouthful；Described open loop still also includes circulation line；Described circulation line one end connects the discharging pipeline of described open loop still, and the other end is worn If described housing also connects with still chamber；On described circulation line, interval is equiped with circulating pump and the second heat-exchanger rig；Described second changes Thermal is identical with the heat exchange character of the first heat-exchanger rig of described open loop still.

Further, described open loop still also includes tear drop pipe；Described tear drop pipe runs through described housing and stretches into described still intracavity, institute State tear drop pipe to be positioned at the part spaced apart of described still intracavity and be communicated with some through holes in described still chamber, when described still intracavity is equipped with instead When answering raw material, described some through holes are positioned at the top of described reaction raw materials.

Further, the housing of described open loop still offers charging aperture described at least two, and at least one described charging aperture connects There are feeding pipe, described feeding pipe one end to stretch into described still intracavity, and when described still intracavity is equipped with reaction raw materials, are inserted to institute State in reaction raw materials.

Further, the described device for preparing chlorinated paraffin stabilizer also includes solvent tank, the 3rd heat-exchanger rig, accumulator tank And recovery pump；Described solvent tank connects described closed loop still charging aperture by the 3rd heat-exchanger rig；The heat exchange of described 3rd heat-exchanger rig Character is identical with the heat exchange character of described closed loop still the first heat-exchanger rig；Described accumulator tank connects described solvent recovery unit, and leads to Cross described recovery pump and connect described solvent tank.

Further, the first heat-exchanger rig of described distillating still is heater；Described for preparing chlorinated paraffin stabilizer Device includes distillating still described at least two, and the heater that at least there is a described distillating still is solar heat collector, This distillating still is solar distilling still, and remaining is common distillating still；Described at least two distillating still is sequentially connected in series.

Further, before described solar distilling still is arranged on described common distillating still；Directly connect with described solar distilling still The charging aperture of the common distillating still connect connects common distillating still feeding pipe；Described common distillating still feeding pipe is provided with arm Road, described bye-pass is simultaneously connected with described common distillating still feeding pipe with the discharging pipeline of described solar distilling still；Series connection is even Offer on the housing of the common distillating still of final stage connect and make the air vent of connection outside its still chamber；Described exhaust ports connects aerofluxus Pipeline, and it is sequentially connected with described chiller and described solvent recovery unit by this gas exhaust piping.

Further, the described device for preparing chlorinated paraffin stabilizer also includes the 4th heat-exchanger rig and compounding still；Described multiple Join still and include kettle, in described kettle, offer compounding chamber, described housing is interval with and makes connect outside described compounding chamber to compound Entrance and compounding outlet；Described compounding porch connects entrance pipe, and is sequentially connected with the described 4th by described entrance pipe The discharging pipeline of heat-exchanger rig and described distillating still；Being additionally provided with inlet branch on described entrance pipe, described inlet branch passes through three Siphunculus connects described 4th heat-exchanger rig and entrance pipe；It is equiped with inlet valve on described entrance pipe；Described compounding exit Connect and have export pipeline, described export pipeline is equiped with outlet valve.

Further, described chiller includes two coolers being connected in series；Described chiller and described solvent recovery unit Between be provided with bend pipe.

Further, all stills all include agitating device；Described agitating device includes stirring motor, shaft and stirring vane； Described stirring motor is arranged on described hull outside, and is connected the described paddle being housed in described still intracavity by described shaft Sheet.

Further, described housing includes inner shell and the shell being set in outside described inner shell；Described still chamber is formed in described inner shell； It is provided with chuck between described inner shell and shell；Described charging aperture and discharging opening sequentially pass through described inner shell and shell the most from inside to outside.

This utility model has the advantages that

This utility model provides a kind of device preparing chlorinated paraffin stabilizer, and this device can complete the preparation of stabilizer and return Being received in the solvent-recoverable that preparation process is used, overall structure is simple, easy and simple to handle, practical；Furthermore, this practicality is new The circulation line that type designs on open loop still, it is possible to make still intracavity reaction raw materials vertical circulation flow, improves tradition reactor and occurs The phenomenon at stirring dead angle, promotes reaction raw materials fully to react, and reaction rate is accelerated, and then improves the reaction efficiency of reaction raw materials, And improve the quality of product.

[accompanying drawing explanation]

Fig. 1 is the structural representation of a kind of device for preparing chlorinated paraffin stabilizer of this utility model.

Main element symbol description

In figure: housing 1, shell 11, inner shell 12, chuck 13, still chamber the 2, first heat-exchanger rig 3, coil heat exchange device 31, Coil inlet end 311, coil outlets end 312, solar heat collector 32, steam coil heater 33, conduction oil 34, stir Mix device 4, stirring vane 41, shaft 42, stirring motor 43, charging aperture the 5, first charging aperture the 51, first feeding pipe 511, second charging aperture the 52, second feeding pipe the 521, the 3rd feeding pipe 53, feed-inputing branched pipe the 531, first tee T 532, 4th feeding pipe the 54, second tee T 541, bye-pass 542, branch road valve 543, discharging opening 6, discharging pipeline 61, follow Endless tube road 7, circulation valve 71, circulating pump the 72, second heat-exchanger rig 73, tear drop pipe 8, through hole 81, tear drop valve 82, Air vent 9, gas exhaust piping 91, kettle 20, compounding chamber 21, compounding entrance 22, entrance pipe the 23, the 3rd tee T 24, Inlet branch 25, inlet valve 26, compounding outlet 27, export pipeline 28, outlet valve 29, open loop still 100, closed loop still 101, solar distilling still 102, common distillating still 103, the 4th heat-exchanger rig 104, compounding still 105, solvent tank 200, the Three heat-exchanger rigs 201, chiller 202, bend pipe 203, solvent recovery unit 204, accumulator tank 205, recovery pump 206, steady Determine solvent tank 300, head tank 400, control valve 500.

Following detailed description of the invention will further illustrate this utility model in conjunction with above-mentioned accompanying drawing.

[detailed description of the invention]

The quantity of distillating still of the present utility model is not limited only to two, here, present embodiment is described with two distillating stills.Please Refering to Fig. 1, this utility model embodiment provides a kind of device for preparing chlorinated paraffin stabilizer, including an open loop still 100, One closed loop still 101, two distillating still, one compound still 105, solvent tank 200, chiller 202, solvent recovery unit 204, accumulator tank 205 and a recovery pump 206.Open loop still 100 is sequentially connected with closed loop still 101, two distillating still and compounding still 105； Solvent tank 200 is connected with closed loop still 101, and is sequentially connected with two distillating stills, chiller 202 and solvent by closed loop still 101 Retracting device 204, solvent recovery unit 204 connects solvent tank 200 by the accumulator tank 205 that is sequentially connected with and recovery pump 206 again.

Further, open loop still 100, connected by pipeline between closed loop still 101, two distillating still and compounding still 105, solvent tank 200, closed loop still 101, two distillating still, chiller 202, solvent recovery unit 204, accumulator tank 205 and recovery pump 206 Between connect also by pipeline, and be all equiped with a control valve 500 on the pipeline between two parts, in order to control each line segments Break-make.

Please continue to refer to Fig. 1, open loop still 100, closed loop still 101 and two distillating stills all include housing 1 and an agitating device 4. Offer a still chamber 2 in each housing 1, in still chamber 2, be provided with agitating device 4, around still chamber 2, be surrounded with one first heat-exchanger rig 3.Charging aperture 5 and the discharging opening 6 that all can make the outer connection in still chamber 2 it is interval with on housing 1；Connect at discharging opening 6 and have a discharging Pipeline 61, and the charging aperture 5 of next still is connected by this discharging pipeline 61.

Wherein, the first heat-exchanger rig 3 of open loop still 100 and closed loop still 101 is coil heat exchange device 31；The of two distillating stills One heat-exchanger rig 3 is heater, and wherein, the first heat-exchanger rig 3 of a distillating still is solar heat collector 32, this distillation Still is solar distilling still 102；First heat-exchanger rig 3 of another distillating still is steam coil heater 33, and this distillating still is general Logical distillating still 103.Solar distilling still 102 is connected in series with common distillating still 103, is connected with chiller 202 afterwards, excellent Selection of land, before solar distilling still 102 is arranged on common distillating still 103, i.e. the discharging pipeline 61 of solar distilling still 102 Connect the charging aperture 5 of common distillating still 103.

Please continue to refer to Fig. 1, all stills are the most vertically placed, and each housing 1 all includes an inner shell 12 and is set in outside inner shell 12 One shell 11 of side, each still chamber 2 is both formed in inner shell 12, is provided with a chuck 13 between shell 11 and inner shell 12.Its In, storing in the chuck 13 of solar distilling still 102 and have conduction oil 34, solar heat collector 32 is arranged on outside chuck 13 Side is also connected with shell 11, the solvent in heating kettle chamber 2 in the way of by heating conduction oil 34；Except solar distilling still 102 First heat-exchanger rig 3 of remaining outer still is arranged in chuck 13, and is connected with shell 11, including a coil inlet end 311 With a coil outlets end 312.Coil inlet end 311 and coil outlets end 312 all wear shell 11 and prolong outside shell 11 Stretch, in order to the first heat-exchanger rig 3 can be connected equipped with the equipment of heat transferring medium with the external world, and then formation circulates.Preferably Ground, coil inlet end 311 is arranged on shell 11 bottom, and coil outlets end 312 is arranged on shell 11 top.

Agitating device 4 specifically includes stirring vane 41, shaft 42 and a stirring motor 43.Stirring vane 41 is housed in In still chamber 2, and it is connected with one end of shaft 42.The other end of shaft 42 stretches out still chamber 2, and penetrates inner shell 12 successively With shell 11, to connect stirring motor 43.Stirring motor 43 is arranged on shell 11, and connects stirring by shaft 42 Blade 41, to drive stirring vane 41 to rotate by shaft 42, promotes agitating device 4 to run, and then is agitating device The agitation of 4 provides power support.When still chamber 2 is built with solvent, stirring vane 41 is positioned in solvent, with the side by stirring Formula accelerates the reaction of solvent.

Further, each charging aperture 5 and the most through shell of each discharging opening 6 11 and inner shell 12 so that still chamber 2 with Extraneous connection, and then be easy in solvent imports still chamber 2 or in still chamber 2 derive.Wherein, each charging aperture 5 is arranged on shell The top of body 1；Discharging opening 6 is arranged on the bottom of housing 1, is beneficial to derive the solvent in still chamber 2.

Refer to Fig. 1, the initial reaction that open loop still 100 is prepared for chlorinated paraffin stabilizer, its housing 1 offers two and enters Material mouth 5, two charging apertures 5 are all opened in the top of housing 1.Two charging apertures 5 are respectively the first charging aperture 51 and the second charging aperture Feeding pipe, the i.e. first feeding pipe 511 and the second feeding pipe 521 it is respectively connected with at 52, and two；Wherein, the first charging Pipeline 511 is for stable connection solvent tank 300, to import the most volatile solvent stability under room temperature；Second feeding pipe 521 For importing the most volatilizable unstable solvent of chance air.Preferably, the first feeding pipe 511 is equiped with a control valve 500.

Further, the second feeding pipe 521 is stretched in still chamber 2 by the second charging aperture 525, and stretches in still chamber 2 End is inserted in solvent stability when still chamber 2 is built with solvent, so that unstable solvent directly contacts with solvent stability, it is to avoid unstable Determine solvent to expose in atmosphere, and then reduce the possibility of unstable solvent volatilization.Second feeding pipe 521 is positioned at outside still chamber 2 One end is equiped with control valve 500, and this control valve 500 is for controlling the break-make of the second feeding pipe 521, unstable molten to import Agent or airtight still chamber 2.Preferably, the second feeding pipe 521 is positioned at the part inwall layout along still chamber 2 in still chamber 2, To avoid the second feeding pipe 521 of this part to interference with the agitating device 4 in still chamber 2.

Please continue to refer to Fig. 1, open loop still 100 also includes circulation line 7 and a tear drop pipe 8.One end connection of circulation line 7 The discharging pipeline 61 of open loop still 100, the other end wears the housing 1 of open loop still 100 and connects with the still chamber 2 of open loop still 100. Tear drop pipe 8 runs through the housing 1 of open loop still 100, and stretches in its still chamber 2.

Further, circulation line 7 extends to housing 1 top below the housing 1 of open loop still 100, and it connects open loop still 100 One end of discharging pipeline 61 be positioned between its shell 11 and open loop still 100 and closed loop still 101 on pipeline installing control valve 500 it Between, and circulation line 7 away from one end of open loop still 100 discharging opening 6 adjacent to its two charging aperture 5, and it stretches into open loop still 100 In still chamber 2, and it is positioned at reaction raw materials ullage when still chamber 2 is built with reaction raw materials, to prevent the reactant liquor in still chamber 2 By in this end adverse current to circulation line 7.On circulation line 7, interval is equiped with circulation valve 71, circulating pump 72 and Second heat-exchanger rig 73；Circulation valve 71 is arranged between circulating pump 72 and open loop still 100 discharging pipeline 61, the second heat exchange Device 73 is arranged between circulation valve 71 and circulating pump 72.Preferably, the of the second heat-exchanger rig 73 and open loop still 100 One heat-exchanger rig 3 heat exchange character is identical, i.e. temperature in endogenous cause of ill solvent reaction heat absorption in still chamber 2 reduces its still chamber 2, needs to carry In high still chamber 2 during temperature, the first heat-exchanger rig 3 and the second heat-exchanger rig 73 are all heater, with by the side of dual-heated Formula improves the temperature in still chamber 2, otherwise, the first heat-exchanger rig 3 and the second heat-exchanger rig 73 are chiller 202；Open loop Still 100 discharging opening 6 is opened in middle bottom housing 1, and still chamber 2 is stretched in one end that its discharging pipeline 61 is connected with discharging opening 6 In, and it being positioned at below stirring vane 41, it is simple to reactant liquor middle in still chamber 2 is extracted out by circulation line 7, and changes by second Thermal 73 carries out heat exchange to the reactant liquor extracted out, improves the temperature of reactant liquor in the way of by heat exchange, and then improves still chamber 2 Interior temperature.

This circulation line 7 circulation valve 71 with under the cooperation of circulating pump 72, it is possible to when still chamber 2 internal solvent reacts will reaction Liquid is evacuated to top, still chamber 2 bottom still chamber 2, is beneficial to make still chamber 2 internal solvent circulate, and then promotes still chamber 2 internal solvent Fully reaction；Furthermore, the second heat-exchanger rig 73 that circulation line 7 is arranged can cool down or heat the reactant liquor of extraction, enters One step ground improves the temperature in still chamber 2, improves the reaction efficiency in still chamber 2.

Further, tear drop pipe 8 is arranged on the top of open loop still 100 shell 11, and its one end sequentially passes through shell 11 and inner shell 12, and stretch in still chamber 2, the other end is positioned at outside shell 11, to have the head tank 400 of another solvent stability to be connected with storage. Tear drop pipe 8 is positioned at the part spaced apart in open loop still 100 still chamber 2 and sets multiple through hole 81, when still chamber 2 is built with solvent, logical Hole 81 is positioned at the top of solvent liquid level.This through hole 81 can make another solvent stability from the head tank 400 that tear drop pipe 8 flows into drip Enter in still chamber 2, in order to the abundant reaction between the internal solvent of still chamber 2, and be beneficial to accelerate response speed.

Multiple through hole 81 is set on tear drop pipe 8, disposably adds solvent compared to tradition, be conducive to increasing the contact between solvent Area, promotes the abundant reaction of solvent, and can improve reaction efficiency.Further, the portion outside tear drop pipe 8 is positioned at shell 11 Subpackage is provided with a tear drop valve 82, and this tear drop valve 82, between head tank 400 and shell 11, is used for controlling tear drop pipe 8 Break-make.

Refer to Fig. 1, the reaction further that closed loop still 101 is stably prepared for chlorinated paraffin, connect at its charging aperture 5 and have One the 3rd feeding pipe 53.3rd feeding pipe 53 is provided with feed-inputing branched pipe 531 and one first tee T 532.Feed-inputing branched pipe 531 connect solvent tank 200, to import the solvent in solvent tank 200.First tee T 532 be simultaneously connected with feed-inputing branched pipe 531, The discharging pipeline 61 of open loop still 100 and the 3rd feeding pipe 53, with by the solvent imported by feed-inputing branched pipe 531 or pass through In the open loop still 100 still chamber 2 that discharging pipeline 61 imports, reacted solvent is directed in closed loop still 101 still chamber 2.Further, Being equiped with control valve 500 on feed-inputing branched pipe 531, this control valve 500 can control the break-make of feed-inputing branched pipe 531.

Please continue to refer to Fig. 1, the solvent tank 200 being connected with feed-inputing branched pipe 531 is used for storing callable solvent, itself and closed loop One the 3rd heat-exchanger rig 201 it is provided with on feed-inputing branched pipe 531 between still 101.3rd heat-exchanger rig 201 for cooling or Heating solvent-recoverable, to be lowered in the temperature of the solvent-recoverable after closed loop still 101 and closed loop still 101 between each solvent The difference of optimal reaction temperature, and then improve the reaction rate between the internal solvent of closed loop still 101 still chamber 2.Preferably, the 3rd change The heat exchange character of thermal 201 is identical with the heat exchange character of closed loop still 101 first heat-exchanger rig 3, i.e. react when between solvent When good temperature enters the temperature in closed loop still 101 still chamber 2 less than solvent, the first heat-exchanger rig 3 of closed loop still 101 changes with the 3rd Thermal 201 is chiller, otherwise is heater.

Referring to Fig. 1, connecting at the charging aperture 5 of common distillating still 103 has one the 4th feeding pipe 54.4th feeding pipe 54 On be equiped with bye-pass 542 and one second tee T 541.It is equiped with on bye-pass 542 and can control bye-pass 542 break-make A branch road valve 543, and connected the discharging pipeline 61 of closed loop still 101 by this branch road valve 543.This bye-pass 542 with The discharging pipeline 61 of solar distilling still 102 is connected on the 4th feeding pipe 54 by the second tee T 541, with will too Solvent in sun energy distillating still 102 still chamber 2 is imported by its discharging pipeline 61 in the still chamber 2 of common distillating still 103, or, When not using solar distilling still 102, directly the reaction dissolvent in closed loop still 101 still chamber 2 is imported by bye-pass 542 In the still chamber 2 of common distillating still 103.

Further, the housing 1 of common distillating still 103 is further opened with an air vent 9.Air vent 9 is opened in housing 1 Top, and the outer connection in still chamber 2 can be made, and then the steam that beneficially still chamber 2 internal solvent obtains after reacting is discharged.Preferably, row Connecting at QI KOU 9 and have gas exhaust piping 91, common distillating still 103 can be connected by this gas exhaust piping 91 with chiller 202, And connect solvent recovery unit 204 by chiller 202.

Referring to Fig. 1, chiller 202 is for cooling and condenses from common distillating still 103 air vent 9 steam out, enters And callable solvent can be reclaimed.Chiller 202 includes the two-stage cooler being connected in series.Every grade of cooler cooling working medium Flow direction with to flow into the steam flow direction after this cooler contrary, i.e. every grade cooler employing counterflow cooler, to carry High heat transfer temperature difference and heat exchange efficiency, it is preferable that two coolers are reverse-flow coil heat exchanger.

Further, solvent recovery unit 204 is used for reclaiming and store condensed solvent-recoverable, itself and chiller 202 Between be equiped with a bend pipe 203.One end of bend pipe 203 is not directly connected to the outlet side of gas exhaust piping 91 and connects, separately with cooler One end is used for connecting solvent recovery unit 204.Preferably, bend pipe 203 is U-shaped bend pipe, and is arranged in perpendicular, and Its U-shaped opening solvent recovery unit 204 dorsad.

Preferably, chiller 202, bend pipe 203 and the relatively common distillating still of solvent recovery unit 204 103 dip down successively Tiltedly arranging, the installation site of i.e. every grade cooler steam inlet end is higher than the installation site of steam outlet side, with gas exhaust piping 91 not The installation site of the cooler steam outlet side connected is higher than the installation site of the liquid feeding end of bend pipe 203, bend pipe 203 liquid outlet Installation site, higher than the installation site of solvent recovery unit 204, is beneficial to steam after two coolers cool down and condense by U-shaped Bend pipe flows in solvent recovery unit 204.

Referring to Fig. 1, compounding still 105 is for the compounding reactant obtained after distillation, with satisfied different clients to chlorinated paraffin The demand of stabilizer.One the 4th heat-exchanger rig 104, the 4th heat exchange dress it is provided with between compounding still 105 and common distillating still 103 Put 104 for cooling device, for cooling from common distillating still 103 solvent out, make solvent temperature reduce, to avoid because of molten Agent temperature is too high and jeopardizes staff.

Further, compounding still 105 includes a kettle 20, offers one and compound chamber 21 in kettle 20, and on kettle 20, interval sets There is compounding entrance 22 and the compounding outlet 27 making the outer connection in compounding chamber 21.Connect at compounding outlet 27 and have export pipeline 28, multiple Allocate into connect at mouth 22 and have an entrance pipe 23, and be sequentially connected with the 4th heat-exchanger rig 104 and distillating still by entrance pipe 23 Discharging pipeline 61.Being additionally provided with inlet branch 25 and one the 3rd tee T 24 on entrance pipe 23, inlet branch 25 is used for leading Enter built agent, so that built agent compounds with the reactant in compounding chamber 21, and then obtain the stabilizer needed for client.Entrance Branch road 25 connects the 4th heat-exchanger rig 104 and entrance pipe 23 by the 3rd tee T 24.Preferably, on export pipeline 28 It is equiped with outlet valve 29；Inlet valve 26 it is equiped with on inlet leg 25；It also is provided with agitating device 4 on compounding still 105. Agitating device 4 on compounding still 105 is identical with agitating device 4 structure on open loop still 100, closed loop still 101 and two distillating stills, For omitting length, it is not described in detail.

The described device for preparing chlorinated paraffin stabilizer mainly includes that the preparation of chlorinated paraffin stabilizer and preparation process are used Two processes of the recovery of solvent-recoverable, wherein, the preparation of stabilizer mainly open loop still 100, closed loop still 101, distillating still and Compounding still 105 completes, and the removal process of solvent-recoverable is a cyclic process, this cyclic process mainly by solvent tank 200, Closed loop still 101, two distillating still, chiller 202, solvent recovery unit 204, accumulator tank 205 and recovery pump 206 form.

Wherein, the preparation of stabilizer is divided into the preparation process and only simultaneously using two distillating stills always according to the behaviour in service of two distillating stills Use the preparation process of common distillating still 103.

(1) use solar distilling still 102 and the stabilizer preparation process of common distillating still 103 simultaneously

1) open loop still 100

First, the control valve 500 on open loop still 100 first feeding pipe 511 is opened, by stablizing in solvent stability tank 300 Solvent imports in the still chamber 2 of open loop still 100 by the first charging aperture 51, until adding solvent stability amount, and rear this control valve of closedown 500；Then, open the control valve 500 on the second feeding pipe 521, by instability solvent by the second feeding pipe 521 One end outside shell 11 imports in still chamber 2, until having led unstable quantity of solvent, and rear this control valve 500 of closing, now, no Solvent stability is mixed in solvent stability.

Then, open tear drop valve 82, circulation valve 71 and circulating pump 72, and drive the first heat-exchanger rig of open loop still 100 3 and second heat-exchanger rig 73 run, meanwhile, open open loop still 100 stirring motor 43, make stirring motor 43 run and carry Its agitating device 4 dynamic stirs, and now, another solvent stability enters into and through through hole 81 from tear drop pipe 8 and flow in still chamber 2, and React under agitating device 4 stirs with the solvent stability being mixed with unstable solvent in still chamber 2；While reaction, bottom still chamber 2 Reactant liquor under the effect of circulating pump 72 successively by the circulating valve on the discharging pipeline 61 of open loop still 100 and circulation line 7 Door the 71, second heat-exchanger rig 73 flows back in still chamber 2, then is sufficiently mixed with the reactant liquor within still chamber 2 and reacts.

When the reactant liquor in still chamber 2 is abundant the most after completion of the reaction, close tear drop valve 82 and circulation valve 71 successively, and make circulation Pump 72, this stirring motor 43, this first heat-exchanger rig 3 and the second heat-exchanger rig 73 are out of service, finally, open open loop still Control valve 500 between 100 discharging pipelines 61 and closed loop still 101, makes the initial reaction liquid in open loop still 100 still chamber 2 complete After flowing into closed loop still 101, close this control valve 500, i.e. complete the initial reaction in open loop still 100.

2) closed loop still 101

First, open the control valve 500 between solvent tank 200 to closed loop still 101, open the 3rd heat-exchanger rig 201 simultaneously, make Solvent-recoverable in solvent tank 200 passes through the 3rd heat-exchanger rig 201, and passes sequentially through after the 3rd heat-exchanger rig 201 heat exchange Feed-inputing branched pipe 531 and the 3rd feeding pipe 53 enter in the still chamber 2 of closed loop still 101, until solvent-recoverable imports complete, after Close this control valve 500 and the 3rd heat-exchanger rig 201, and open the first heat-exchanger rig 3 and the stirring of closed loop still 101 simultaneously Motor 43, the first heat-exchanger rig 3 makes the mixed solvent in still chamber 2 obtain heat exchange and drive agitating device 4 at stirring motor 43 Rotate lower quickening heat exchange and reaction；After the mixed solvent in closed loop still 101 fully reacts, close this first heat-exchanger rig 3 He Stirring motor 43, opens the control valve 500 between the discharging pipeline 61 of closed loop still 101 and solar distilling still 102 simultaneously so that In in closed loop still 101, reacted solvent imports solar distilling still 102 still chamber 2, until importing complete, rear this control of closedown Valve 500, i.e. completes the further reaction of closed loop still 101.

3) distillating still

Opening stirring motor 43 and the solar heat collector 32 of solar distilling still 102, solar heat collector 32 is at the sun Heat is obtained under irradiation, and by the conduction oil 34 in its chuck 13 of this heat, and by conduction oil 34 heated solvent, This solvent is brought rapidly up under the common effect of conduction oil 34 heating and agitating device 4 stirring.

After the solvent temperature in solar distilling still 102 still chamber 2 reaches preset value, close this stirring motor 43 and open the sun Control valve 500 between energy distillating still 102 discharging pipeline 61 and common distillating still 103, makes the solvent after heating pass sequentially through too The discharging pipeline 61 of sun energy distillating still 102 and the 4th feeding pipe 54 enter in the still chamber 2 of common distillating still 103, until leading This control valve 500 is closed after entering.After solvent enters common distillating still 103, open steam coil heater 33 and it stirs Motor 43；Solvent is brought rapidly up under steam coil heater 33 heating and agitating device 4 are stirred, and solvent reaches evaporating temperature After have steam to escape；After solvent is completely distilled off, steam off spiral heater 33 and this stirring motor 43, open common steaming Evaporate the control valve 500 between still 103 discharging pipeline 61 and compounding still 105 entrance pipe 23, by common distillating still 103 still chamber 2 Interior solvent imports in compounding still 105, until closing this control valve 500 after Dao Ruing, i.e. completes the distillation of two distillating stills Journey, the solvent of gained is chlorinated paraffin stabilizer.

4) compounding still 105

First pass through the 4th heat-exchanger rig 104 from common distillating still 103 solvent out, and obtain in the 4th heat-exchanger rig 104 Cooling, the compounding still 105 of rear entrance compounds in chamber 21；Then, the inlet valve 26 on inlet branch 25 is opened, by built agent Import in compounding chamber 21 from inlet branch 25, until closing inlet valve 26 after Dao Ruing；Open the stirring of compounding still 105 Motor 43, makes agitating device 4 stir under the driving of stirring motor 43, to promote built agent to react with solvent, obtains Final chlorinated paraffin stabilizer；After reaction terminates, close stirring motor 43, and open outlet valve 29, make chlorinated paraffin stable Agent is derived, and i.e. completes the compound process of stabilizer, and now, whole process prepared by chlorinated paraffin stabilizer is complete.

(2) the stabilizer preparation process that common distillating still 103 distills only is used

In this process, all consistent with (1), only 3 in open loop still 100,105 3 processes of closed loop still 101 and compounding still) Distillating still process is had any different, its difference be solvent in closed loop still 101 after completion of the reaction, open common distillating still 103 arm Branch road valve 543 on road 542, will be introduced directly into common steaming at the reacted solvent of closed loop still 101 by bye-pass 542 Evaporate in the still chamber 2 of still 103, until after Dao Ruing, closing branch road valve 543, beginning to warm up distillation.

The removal process of solvent-recoverable is similar with the preparation process of stabilizer, and the behaviour in service also according to two distillating stills is divided into simultaneously Use the removal process of two distillating stills and only use the removal process of common distillating still 103.

(1) use solar distilling still 102 and the removal process of common distillating still 103 simultaneously

The closed loop still 101 that this removal process relates to is consistent with the preparation process of stabilizer with distillating still process, and its difference is, when When solvent in common distillating still 103 escapes steam because of heating, this steam is again by air vent 9 He of common distillating still 103 Gas exhaust piping 91 enters chiller 202, and because of the cooling condensation cooling down of chiller 202 and condense, after become Condensate；Then, condensate is again in bend pipe 203 flows into solvent recovery unit 204.

Fully evaporating and condensing reflux is to after solvent recovery unit 204 until solvent-recoverable composition in solvent, steam off coil pipe adds Hot device 33 and the stirring motor 43 of common distillating still 103, and open the control between solvent recovery unit 204 and accumulator tank 205 Valve 500 processed, derives the solvent in solvent recovery unit 204, until closing this control valve 500 after having led；Finally, savings are opened The control valve 500 between control valve 500 and recovery pump 206 and solvent tank 200 between tank 205 and recovery pump 206, savings Solvent in tank 205 is at dirty time solvent tank 200 of effect of recovery pump 206, until the solvent stream in accumulator tank 205 is complete, i.e. Complete the cyclic process that solvent-recoverable reclaims.

(2) the stabilizer preparation process that common distillating still 103 distills only is used

The preparation process of this process is similar with (1), and its difference essentially consists in, and the reacted solvent of closed loop still 101 is directly entered general Distilling in logical distillating still 103, the steam that distillation obtains is directly entered in chiller 202 and carries out follow-up cooling, condensation And the cyclic process such as recovery.

This utility model provides a kind of device preparing chlorinated paraffin stabilizer, and this device can complete the preparation of stabilizer and return Being received in the solvent-recoverable that preparation process is used, overall structure is simple, easy and simple to handle, practical；And designed recovery Process is a closed cycle process, and the manual labor amount increased because of carrying solvent-recoverable and solvent-recoverable can be avoided human body Harm；Furthermore, the blood circulation of recovery can also avoid solvent to go out in the process leading back to solvent tank 200 because of Open architecture Existing ingress of air phenomenon, and then it is rotten to make solvent occur, or volatilization and the problem of environmental pollution that causes.

The agitating device 4 that this utility model is arranged in open loop still 100 still chamber 2 can promote solvent horizontal cyclic in still chamber 2 Flowing, the circulation line 7 of interpolation then can extract reaction raw materials bottom still chamber 2 by circulating pump 72 and send back to from top, still chamber 2 Mode make the solvent in still chamber 2 realize circulating in vertical direction, and then solve tradition reactor because of agitating device 4 Stir less than and make the insufficient problem of reaction；Furthermore, the second heat-exchanger rig 73 that circulation line 7 is arranged can change further The temperature of kind still chamber 2 internal solvent so that return the solvent temperature in still chamber 2 closer to optimal reaction temperature from circulation line 7, And then beneficially the abundant of solvent reacts, improve reaction rate and the reaction effect of solvent, and improve the quality that solvent is final；This reality With the tear drop pipe 8 of novel interpolation, disposably add reaction raw materials compared to tradition, be then conducive to increasing connecing between reaction raw materials Contacting surface is amassed, and promotes the abundant reaction of reaction raw materials, and can improve reaction efficiency.

Furthermore, distillating still of the present utility model uses solar energy as heating source heated solvent, and take full advantage of solar energy can be again Natural disposition and spatter property, compared with conventional vapor heating, saved production cost to a certain extent；And in order to prevent solar energy from steaming Evaporate and limited by environment, be provided with two-step distillation still, and be provided with at common distillating still 103 charging aperture 5 can be straight by solvent Connect the bye-pass 542 imported in common distillating still 103 still chamber 2, and then make distillating still when not using solar distilling still 102 Can directly enable common distillating still 103, it is to avoid the waste of the numerous and diverse and raw material of operating process；The design of two-step distillation still can also Enough avoid the occurrence of the phenomenon cannot distilled because solar energy heating temperature does not reaches evaporating temperature.

Separately, use two-stage cooler of the present utility model as the sufficiently cool of chiller 202, beneficially steam and condenses, and The U-shaped bend pipe arranged after condensation, can make the condensate obtained when flowing through U-shaped bend pipe, it is possible to because the obstruction of U-shaped bend pipe is blocked up In U-shaped pipe bent position, but at the impetus inflow solvent recovery unit 204 of steam, therefore, this moving process is more slow, It is beneficial to the time delaying condensate to enter solvent recovery unit 204, and then prolongation steam is in chiller 202 residence time, The condensation making steam is the most abundant.

Described above is the detailed description for the preferable possible embodiments of this utility model, but embodiment is not limited to this practicality Novel patent claim, the equal change completed under the technical spirit suggested by all this utility model or modification change, all The contained the scope of the claims of this utility model should be belonged to.

Claims (10)

1. for preparing the device of chlorinated paraffin stabilizer, including open loop still, closed loop still, distillating still, chiller and molten Agent retracting device, described open loop still is sequentially connected with described closed loop still, described distillating still, described chiller and described solvent recovery Device；All stills all include housing, offer still chamber, be surrounded with the first heat-exchanger rig around described still chamber in described housing； Spaced apart on described housing it is provided with charging aperture and the discharging opening making outside described still chamber connection；Described discharge outlet connects discharging pipeline, And the charging aperture of next still is connected by described discharging pipeline；It is characterized in that: described open loop still also includes circulation line；Described Circulation line one end connects the discharging pipeline of described open loop still, and the other end wears described housing and connects with still chamber；Described circulation pipe On road, interval is equiped with circulating pump and the second heat-exchanger rig；First heat-exchanger rig of described second heat-exchanger rig and described open loop still Heat exchange character is identical.

2. the device for preparing chlorinated paraffin stabilizer as claimed in claim 1, it is characterised in that: described open loop still also wraps Include tear drop pipe；Described tear drop pipe runs through described housing and stretches into described still intracavity, and described tear drop pipe is positioned at the part of described still intracavity The spaced apart some through holes being communicated with described still chamber, when described still intracavity is equipped with reaction raw materials, described some through holes are positioned at institute State the top of reaction raw materials.

3. the device for preparing chlorinated paraffin stabilizer as claimed in claim 1, it is characterised in that: the shell of described open loop still Offer charging aperture described at least two on body, and the connection of at least one described charging aperture has feeding pipe, described feeding pipe one end Stretch into described still intracavity, and when described still intracavity is equipped with reaction raw materials, be inserted in described reaction raw materials.

4. the device for preparing chlorinated paraffin stabilizer as claimed in claim 1, it is characterised in that be used for described in: preparing chlorine The device of fossil waxes stabilizer also includes solvent tank, the 3rd heat-exchanger rig, accumulator tank and recovery pump；Described solvent tank passes through the 3rd Heat-exchanger rig connects described closed loop still charging aperture；The heat exchange character of described 3rd heat-exchanger rig and described closed loop still the first heat-exchanger rig Heat exchange character identical；Described accumulator tank connects described solvent recovery unit, and connects described solvent tank by described recovery pump.

5. the device for preparing chlorinated paraffin stabilizer as claimed in claim 1, it is characterised in that: the of described distillating still One heat-exchanger rig is heater；The described device for preparing chlorinated paraffin stabilizer includes distillating still described at least two, And the heater that at least there is a described distillating still is solar heat collector, this distillating still is solar distilling still, remaining For common distillating still；Described at least two distillating still is sequentially connected in series.

6. the device for preparing chlorinated paraffin stabilizer as claimed in claim 5, it is characterised in that: described solar distilling Before still is arranged on described common distillating still；The charging aperture of the common distillating still being directly connected to described solar distilling still is connected to be had Common distillating still feeding pipe；Described common distillating still feeding pipe is provided with bye-pass, and described bye-pass steams with described solar energy The discharging pipeline evaporating still is simultaneously connected with described common distillating still feeding pipe；On the housing of the common distillating still of final stage being connected in series Offer and make the air vent of connection outside its still chamber；Described exhaust ports connects gas exhaust piping, and is connected successively by this gas exhaust piping Connect described chiller and described solvent recovery unit.

7. the device for preparing chlorinated paraffin stabilizer as claimed in claim 1, it is characterised in that be used for described in: preparing chlorine The device of fossil waxes stabilizer also includes the 4th heat-exchanger rig and compounding still；Described compounding still includes kettle, offers in described kettle There is compounding chamber, described kettle is interval with and makes the compounding entrance of connection outside described compounding chamber and compounding outlet；Described compounding entrance Place's connection has entrance pipe, and is sequentially connected with described 4th heat-exchanger rig and the discharge nozzle of described distillating still by described entrance pipe Road；Being additionally provided with inlet branch on described entrance pipe, described inlet branch connects described 4th heat-exchanger rig by tee T and enters Mouth pipeline；It is equiped with inlet valve on described inlet branch；Described compounding exit connects export pipeline, described export pipeline On be equiped with outlet valve.

8. the device for preparing chlorinated paraffin stabilizer as claimed in claim 1, it is characterised in that: described chiller bag Include two coolers being connected in series；It is provided with bend pipe between described chiller and described solvent recovery unit.

9. the device for preparing chlorinated paraffin stabilizer as described in claim 1-8 is arbitrary, it is characterised in that: all stills are equal Include agitating device；Described agitating device includes stirring motor, shaft and stirring vane；Described stirring motor is arranged on institute State hull outside, and connected the described stirring vane being housed in described still intracavity by described shaft.

10. the device for preparing chlorinated paraffin stabilizer as described in claim 1-8 is arbitrary, it is characterised in that: described housing Including inner shell and the shell being set in outside described inner shell；Described still chamber is formed in described inner shell；Set between described inner shell and shell There is chuck；Described charging aperture and discharging opening sequentially pass through described inner shell and described shell the most from inside to outside.