CN207056574U - The double kettle series connection synthesis systems of chloracetyl chloride of micropore chlorine gas distributor are set - Google Patents

Abstract

A kind of double kettle series connection synthesis systems of chloracetyl chloride for setting micropore chlorine gas distributor are said, including the first chlorination tank, the first condensing unit, the second chlorination tank, the second condensing unit, the 3rd condensing unit, micropore chlorine gas distributor；First chlorination tank, the second chlorination tank structure are identical, and first condensing unit, the second condensing unit structure are identical；Gas caused by first chlorination tank is passed through reactant of first condensing unit as the second chlorination tank by the utility model, to make full use of unreacted chlorine and intermediate；Logical chlorine speed can be improved compared with one-pot, shorten the reaction time, the generation of side reaction thing is reduced while reducing the second chlorination tank reaction temperature, by the way that microbubble element is embedded in chlorine breather pipe, and it is exposed by microbubble element that bubble formation mouth is opened on chlorine breather pipe so that the venthole of microbubble element directly contacts with liquid phase reactor thing；So that the chlorine bubbles into liquid phase are tiny, uniform, reach the distributed effect in high contact area face.

Description

The double kettle series connection synthesis systems of chloracetyl chloride of micropore chlorine gas distributor are set

Technical field

Chloracetyl chloride production equipment technology is the utility model is related to, it is more particularly to a kind of that micropore chlorine gas distributor is set The double kettles series connection synthesis systems of chloracetyl chloride.

Background technology

Chloracetyl chloride Reaction Mechanisms are complicated, during generate many lower boiling intermediates, such as chloroacetic chloride, low boiling The intermediate of point is the factor that course of reaction needs important control, is cooled back in batch building-up process by kettle top condenser Receive, synthesis is divided into initial stage, mid-term and latter stage three phases, has in concentration control of the different stages of reaction to intermediate different It is required that existing chloracetyl chloride classics synthesis technique uses one-pot technique, can not be adjusted the differential responses stage by condensation number To the demand of intermediate, therefore it can not be made full use of for middle product chloroacetic chloride in building-up process, and building-up process efficiency is low.

Chloracetyl chloride chlorination reaction process is that chlorine is dissolved into liquid phase from gas phase and could participate in reaction, is reacted by gas phase Dissolution velocity controls, and the method for accelerating gas phase dissolution velocity is to reduce the diameter of distribution bubble to greatest extent；Existing chlorine Distributor, its crafters aperture can not be controlled below grade.

The content of the invention

In view of this, for above-mentioned deficiency, it is necessary to propose that one kind can make full use of middle product, combined coefficient height, have The double kettle series connection synthesis systems of chloracetyl chloride of the setting micropore chlorine gas distributor in aperture below grade.

A kind of double kettle series connection synthesis systems of chloracetyl chloride that micropore chlorine gas distributor is set, including the first chlorination tank, first Condensing unit, the second chlorination tank, the second condensing unit, the 3rd condensing unit, micropore chlorine gas distributor；First chlorination tank, Second chlorination tank structure is identical, and first condensing unit, the second condensing unit structure are identical；First chlorination tank includes the One retort and the first reactant entrance being arranged in the first retort, the first middle product outlet, the first reflux inlet, first Liquid-phase outlet；First condensing unit include the first drainer and be arranged on the first drainer the first condensation entrance, the One condensate outlet；Second chlorination tank include the second retort and be arranged in the second retort the second reactant entrance, Second middle product outlet, the outlet of the second reflux inlet, second liquid phase；The drainer of second condensing unit second and it is arranged on Include the second condensation entrance, the second condensate outlet on two drainers；First reactant entrance, the second reactant entrance point Do not connected by the No.1 gate valve, No. two gate valves that are correspondingly arranged on pipeline and pipeline with reactant supply centre, among described first Product outlet is connected by No. three gate valves set on pipeline and pipeline with the first condensation entrance, and first condensate outlet passes through pipe No. four gate valves set on road and pipeline connect with the second reactant entrance, and the second middle product outlet passes through pipeline and pipeline No. five gate valves of upper setting are connected with the second condensation entrance, and second condensate outlet is entered by No. six gate valves with the first reactant Mouth connection；3rd condensing unit includes the 3rd drainer and the gas phase entrance, U-tube, the gas that are arranged on the 3rd drainer Mutually export；The gas phase entrance is corresponded to and first by No. seven gate valves, No. eight gate valves that are correspondingly arranged on pipeline and pipeline respectively Condensate outlet, the connection of the second condensate outlet, U-tube are arranged at the lower section of the 3rd condensing unit, one end of U-tube by pipeline with Gas phase entrance connects, and the other end of U-tube passes through No. nine gate valves being correspondingly arranged on pipeline and pipeline, No. ten gate valves and the respectively One reflux inlet, the connection of the second reflux inlet；The gaseous phase outlet is used for the discharge of waste gas；First liquid-phase outlet, second Liquid-phase outlet is respectively used to the discharge of the first chlorination tank, the second chlorination tank chlorated liquid, and first liquid-phase outlet, second liquid phase go out Mouth is corresponding to set ride on Bus No. 11 gate valve, ten No. two gate valves respectively；Micropore is each provided with first chlorination tank, the second chlorination tank Chlorine gas distributor, the micropore chlorine gas distributor include chlorine breather pipe, microbubble element, and one end of the chlorine breather pipe is opened Mouthful, other end closing, its open at one end connects with above-mentioned first reactant entrance or the second reactant entrance, and it is closed one end and inserted In the liquid phase reactor thing for entering the first chlorination tank or the second chlorination tank, the excircle side wall close to blind end is evenly equipped with multiple and chlorine The bubble formation mouth of connection, the microbubble element internal have the gas passage that micron order hole is formed by connecting inside breather pipe, There is the venthole connected with above-mentioned gas passage the outer surface of microbubble element, and the microbubble including components therein is in chlorine breather pipe Interior, its outer wall is close to chlorine ventilation inside pipe wall, and on the bubble formation mouth being fitted in chlorine breather pipe；With completely enclosed The bubble formation mouth of the chlorine breather pipe, makes the gas in chlorine breather pipe pass through the gas passage in microbubble element Entered again by bubble formation mouth afterwards in the liquid phase reactor thing of inner chamber of above-mentioned first chlorination tank or the second chlorination tank.

Preferably, the chlorine breather pipe is made up of polytetrafluoro material, the microbubble element by micron order aperture pottery Porcelain membrane material is made.

Preferably, the microbubble element is hollow tubular body, and it is sleeved in chlorine breather pipe, outside microbubble element Footpath is equal with chlorine ventilation bore, and the bubble formation mouth is that chlorine ventilation pipe outer wall is uniformly distributed with circumferential axially along Oblong openings.

Preferably, the bubble formation opening's edge uniform 3 row in axial direction of chlorine ventilation pipe outer wall, often arranges spacing 50mm, often One row's bubble formation opening's edge chlorine ventilation pipe outer wall uniform 4 of circumference, the rectangular bubble formation mouth it is a length of 300mm, a width of 34mm.

Preferably, first condensing unit, the second condensing unit form side by side by two structure identical condensers.

Preferably, ten No. three are provided with the pipeline between the No.1 gate valve and No. two gate valves and reactant supply centre Gate valve；Ten No. four gate valves are installed on the pipeline between first reactant entrance and No.1 gate valve, it is anti-described second Answer and ten No. five gate valves are installed on the pipeline between thing entrance and No. two gate valves；In the No.1 gate valve and ten No. four gate valves and six Ten No. six gate valves are installed on pipeline between number gate valve；Between No. two gate valves and ten No. five gate valves and No. four gate valves Ten No. seven gate valves are installed on pipeline.

Preferably, first chlorination tank, the outer wall of the second chlorination tank, which are provided with, can be passed through steam and for described first Chlorination tank, the chuck of the second chlorination tank heating, it is connected by pipeline with the low pressure air pressure vapour source of outside respectively, and in its pipe The first control valve, the second control valve are correspondingly separately installed with road, first control valve and the first chlorination tank chuck it Between pipeline on be also equipped with ten No. eight gate valves；On pipeline between second control valve and the chuck of the second chlorination tank also Ten No. nine gate valves are installed.

Preferably, the first temperature sensor, first pressure sensor are installed on first chlorination tank；Described Second temperature sensor, second pressure sensor are installed on dichloride kettle；In the reactant supply centre and ten No. three gate valves Between be sequentially installed with flowmeter, regulating valve, the 3rd control valve；First temperature sensor and the first control valve, the 3rd control Valve processed is electrically connected with, and the interlocked control between the first control valve, the 3rd control valve；The second temperature sensor and the second control Valve processed, the 3rd control valve are electrically connected with, and the interlocked control between the second control valve, the 3rd control valve.

By the way that gas caused by the first chlorination tank to be used as to the reactant of the second chlorination tank by the first condensing unit, to fill Divide and utilize unreacted chlorine and intermediate；Logical chlorine speed can be improved compared with one-pot, improves response intensity, when shortening reaction Between, the generation of side reaction thing is reduced while reducing the second chlorination tank reaction temperature.In addition it can adjust the temperature of the first condensing unit Degree, control the condensation number of intermediate to adjust the differential responses stage to the demand of intermediate, reaction is carried out at optimum conditions； It can be required in generating process according to the reaction of the first chlorination tank, condense the two-way adjustment of intermediate, meet production process pair Quality, yield and effective control of time.

By the way that microbubble element is embedded in chlorine breather pipe, and bubble formation mouth is opened by micro- gas on chlorine breather pipe It is exposed to steep element so that the venthole of microbubble element directly contacts with liquid phase reactor thing；Its advantage is that gas passes through Chlorine breather pipe enters the micron order gas passage of microbubble element, then anti-from microbubble element at bubble formation mouth and liquid phase The small venthole for answering thing to contact is released, and the aperture of venthole is at least below grade so that into the chlorine gas of liquid phase Steep tiny, uniform, reach the distributed effect in high contact area face, improve chlorination reaction velocity, reduce reaction temperature and side reaction Degree.

Brief description of the drawings

Fig. 1 is the structural representation of the double kettles series connection synthesis systems of chloracetyl chloride of the setting micropore chlorine gas distributor,

Fig. 2 is the structural representation of the micropore chlorine gas distributor.

Fig. 3 is sectional view of the micropore chlorine gas distributor along A-A directions.

In figure：First chlorination tank 10, the first reactant entrance 11, the gate valve of gate valve 112,13 of No.1 gate valve 111, six 113rd, ten No. four gate valves, 114, ten No. six gate valves 115, the first middle product export 12, No. three gate valves 121, the first reflux inlet 13, No. nine gate valves 131, the first liquid-phase outlet 14, ride on Bus No. 11 gate valve 141,15, ten No. eight gate valves 16 of the first control valve, the first temperature pass Sensor 17, first pressure sensor 18, flowmeter 19, regulating valve 110, the 3rd control valve 120, the first condensing unit 20, first Condense entrance 21, the first condensate outlet 22, the second chlorination tank 30, the gate valve of gate valve 311, four of the second reactant entrance 31, two 312nd, ten No. five gate valves, 313, ten No. seven gate valves 314, the second middle product export 32, No. five gate valves 321, the second reflux inlet 33, No. ten gate valves 331, second liquid phase export 34, ten No. two gate valves 341,35, ten No. nine gate valves 36 of the second control valve, second temperature and passed Sensor 37, second pressure sensor 38, the second condensing unit 40, second condensation entrance 41, the condensation of the second condensate outlet the 42, the 3rd Unit 50, gas phase entrance 51, U-tube 52, the gate valve 54, eight of gaseous phase outlet 53, seven gate valve 55, micropore chlorine gas distributor 60, Chlorine breather pipe 61, bubble formation mouth 611, microbubble element 62, gas passage 621, venthole 622.

Embodiment

, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are some embodiments of the utility model, for this For the those of ordinary skill of field, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other Accompanying drawing.

Referring to Fig. 1 to Fig. 3, it is double that the utility model embodiment provides a kind of chloracetyl chloride for setting micropore chlorine gas distributor Kettle is connected synthesis system, including the first chlorination tank 10, the first condensing unit 20, the second chlorination tank 30, the second condensing unit 40, the Three condensing units 50, micropore chlorine gas distributor 60；First chlorination tank 10, the structure of the second chlorination tank 30 are identical, the first condensing unit 20th, the structure of the second condensing unit 40 is identical；First chlorination tank 10 includes the first retort and be arranged in the first retort the One reactant entrance 11, the first middle product export the 12, first reflux inlet 13, the first liquid-phase outlet 14；First condensing unit 20 Including the first drainer and the first condensation entrance 21, the first condensate outlet 22 that are arranged on the first drainer；Second chlorination tank 30 the second reactant entrance 31, the second middle product for including the second retort and being arranged in the second retort export 32, second Reflux inlet 33, second liquid phase outlet 34；Second condensing unit 40 includes the second drainer and is arranged on the second drainer Second condensation entrance 41, the second condensate outlet 42；First reactant entrance 11, the second reactant entrance 31 respectively by pipeline and 111, No. two gate valves 311 of the No.1 gate valve being correspondingly arranged on pipeline connect with reactant supply centre, and the first middle product outlet 12 is logical No. three gate valves 121 set on piping and pipeline connect with the first condensation entrance 21, the first condensate outlet 22 by pipeline and No. four gate valves 312 set on pipeline connect with the second reactant entrance 31, and the second middle product outlet 32 passes through pipeline and pipeline No. five gate valves 321 of upper setting connect with the second condensation entrance 41, and the second condensate outlet 42 on pipeline and pipeline by setting No. six gate valves 112 connect with the first reactant entrance 11；3rd condensing unit 50 includes the 3rd drainer and to be arranged on the 3rd cold Gas phase entrance 51, U-tube 52, gaseous phase outlet 53 on solidifying tank；Gas phase entrance 51 on pipeline and pipeline respectively by being correspondingly arranged 54, No. eight gate valves 55 of No. seven gate valves it is corresponding connected with the first condensate outlet 22, the second condensate outlet 42, U-tube 52 is arranged at The lower section of 3rd condensing unit 50, one end of U-tube 52 are connected by pipeline with gas phase entrance 51, the other end point of U-tube 52 Do not flowed back by the reflux inlet 13, second of 131, No. ten gate valves of No. nine gate valves 331 and first being correspondingly arranged on pipeline and pipeline Entrance 33 connects；Gaseous phase outlet 53 is used for the discharge of waste gas；First liquid-phase outlet 14, second liquid phase outlet 34 are used for the first chlorination The discharge of kettle 10, the chlorated liquid of the second chlorination tank 30, the first liquid-phase outlet 14, second liquid phase outlet 34 correspond to and set ride on Bus No. 11 respectively 141, ten No. two gate valves 341 of gate valve；Micropore chlorine gas distributor 60 is each provided with the first chlorination tank 10, the second chlorination tank 30, Micropore chlorine gas distributor 60 includes chlorine breather pipe 61, microbubble element 62, the one end open of chlorine breather pipe 61, another end seal Close, its open at one end connects with the above-mentioned reactant entrance 31 of first reactant entrance 11 or second, and it closes one end insertion first In the liquid phase reactor thing of the chlorination tank 30 of chlorination tank 10 or second, it is evenly equipped with and multiple leads to chlorine close to the excircle side wall of blind end The bubble formation mouth 611 of the inside of tracheae 61 connection, there is the gas passage that micron order hole is formed by connecting inside microbubble element 62 621, there is the venthole 622 connected with above-mentioned gas passage 621 the outer surface of microbubble element 62, and microbubble element 62 is built in In chlorine breather pipe 61, its outer wall is close to the inwall of chlorine breather pipe 61, and the bubble life being fitted in chlorine breather pipe 61 Into on mouth 611；To completely enclose the bubble formation mouth 611 of chlorine breather pipe 61, pass through the gas in chlorine breather pipe 61 micro- The above-mentioned chlorination of first chlorination tank 10 or second is entered by bubble formation mouth 611 again after gas passage 621 in bubble element 62 In the liquid phase reactor thing of the inner chamber of kettle 30.

In a specific embodiment, it is main still with the first chlorination tank 10, the second chlorination tank 30 is the technological process of secondary kettle It is as follows：No.1 gate valve 111 is opened, No. two gate valves 311 are closed, and chlorine enters from the first reactant entrance 11 is equipped with liquid phase chloroethene Acid, solid phase sulphur the first chlorination tank 10 in, the relatively low intermediate acetyl chlorine of caused boiling point in course of reaction, unreacted it is complete Chlorine and the hydrogen chloride of reaction production enter the first condensing unit 20 from first middle product outlet the 12, first condensation entrance 21, Because the first reflux inlet 13 is connected with U-tube 52, gas phase can be prevented thus to be directly entered the 3rd condensing unit 50, into Chlorine, chloroacetic chloride and the hydrogen chloride of one condensing unit 20 are after supercooling, and liquefied chloroacetic chloride is again from the first condensation entrance 21, the Continue to react in one middle the first chlorination tank 10 of return of product outlet 12；Liquefied acetyl is had not enough time in first condensing unit 20 Chlorine, chlorine and hydrogen chloride flow out from the first condensate outlet 22, are entered by No. four gate valves 312 of opening from the second reactant entrance 31 Enter the second chlorination tank 30 to continue to react, the control temperature of the second chlorination tank 30 is less than the first chloridising 10, so that it is more conducive to chloroethene Acyl and chlorine reaction production chloracetyl chloride, a small amount of chloroacetic chloride, chlorine and hydrogen chloride are again from second in the second chlorination tank 30 Between product outlet 32, second condensation entrance 41 enter the second condensing unit 40, into the chlorine of the second condensing unit 40, chloroacetic chloride and For hydrogen chloride after supercooling, liquefied chloroacetic chloride returns to the second chlorination from the second condensation entrance 41, the first middle product outlet 32 again Continue to react in kettle 30；Liquefied chloroacetic chloride, chlorine and hydrogen chloride are had not enough time in second condensing unit 40 to be condensed out from second Mouth 42 is flowed out, and No. six gate valves 112 and No. seven gate valves 54 are closed, and gas phase chloroacetic chloride, chlorine and hydrogen chloride enter from gas phase Mouthfuls 51 enter the 3rd condensing unit 50, and now further liquefaction simultaneously passes through U-tube 52 to chloroacetic chloride from gas phase entrance 51, are returning to the Monochlor(in)ate kettle 10 continues to react, and micro chlorine, hydrogen chloride are discharged from gaseous phase outlet 53.

Similarly, it with the second chlorination tank 30 can also be main still, the first chlorination tank 10 is that secondary kettle carries out identical technological process； First condensing unit 20, the first condensing unit 40, the outer wall of the first condensing unit 50 are equipped with the cooling folder of circulation cooling medium Set, can control the first condensing unit 20, the first condensing unit 40, the first condensing unit 50 to cool down by force by adjusting cooling medium Degree.

By the reaction that gas caused by the first chlorination tank 10 is used as to the second chlorination tank 30 by the first condensing unit 20 Thing, to make full use of unreacted chlorine and intermediate；Logical chlorine speed can be improved compared with one-pot, improves response intensity, is shortened In the reaction time, the generation of side reaction thing is reduced while reducing the second 30 reaction temperature of chlorination tank.In addition it can adjust the first condensation The temperature of unit 20, control the condensation number of intermediate to adjust the differential responses stage to the demand of intermediate, make reaction in optimal bar Carried out under part；The cooling effect of the first condensing unit 20 is closed in the last stage reaction of the first chlorination tank 10, by the first chlorination tank 10 not Chlorine, hydrogen chloride in reaction raw materials, intermediate and liquid phase are evaporated, and are made full use of in the second chlorination tank 30, improve anti- Speed is answered, shortens the reaction time；It can be required in generating process according to the reaction of the first chlorination tank 10, carry out condensing intermediate Two-way adjustment, meet effective control of the production process to quality, yield and time.

By the way that microbubble element 62 is embedded in chlorine breather pipe 61, and bubble formation mouth is opened on chlorine breather pipe 61 611 is exposed by microbubble element 62 so that the venthole 622 of microbubble element 62 directly contacts with liquid phase reactor thing；Its is beneficial Effect is that gas enters the micron order gas passage 621 of microbubble element 62 by chlorine breather pipe 61, is then given birth to from bubble The small venthole 622 that microbubble element 62 contacts with liquid phase reactor thing at into mouth 611 is released, and the aperture of venthole 622 is extremely Less below grade so that the chlorine bubbles into liquid phase are tiny, uniform, reach the distributed effect in high contact area face, carry High chlorination reaction velocity, reduce reaction temperature and side reaction degree.

Referring to Fig. 2 and Fig. 3, further, chlorine breather pipe 61 is made up of polytetrafluoro material, and microbubble element 62 is by micron order The ceramic membrane materials in aperture are made.

The ceramic membrane product that in the market is sold, mainly pellumina and glass plasma membrane；The preparation of alumina ceramic membrane is Particle diameter is sintered into aggregation than more consistent alumina powder, space is formed between particle, alumina ceramic membrane is made,

Ceramic membrane has numerous characteristics, first, good to the stability of acid and alkali corrosion liquid；Second, heat endurance is good, heating will not Softening, deformation；Third, broad pore distribution is uniform, 0.1~600 μm of fine pore product can seriation；Fourth, rich in rigidity, it is pressurized not It can deform.

Referring to Fig. 2 and Fig. 3, further, microbubble element 62 is hollow tubular body, and it is sleeved in chlorine breather pipe 61, The external diameter of microbubble element 62 is equal with the internal diameter of chlorine breather pipe 61, bubble formation mouth 611 be the outer wall of chlorine breather pipe 61 along The equally distributed oblong openings of its axial and circumferential.

In present embodiment, microbubble element 62 is designed to tubulose, chlorine is initially entered in microbubble element 62, then Pass perpendicularly through the inwall of microbubble element 62 and enter liquid phase, reduce fed distance of the chlorine in gas passage 621, greatly reduce Chlorine gas transfer resistance.

Referring to Fig. 2, further, uniform 3 row in axial direction of the bubble formation mouth 611 along the outer wall of chlorine breather pipe 61, between often arranging Away from 50mm, uniform 4 of circumference of each row's bubble formation mouth 611 along the outer wall of chlorine breather pipe 61, rectangular bubble formation A length of 300mm, a width of 34mm of mouth 611.

Referring to Fig. 1, further, the first condensing unit 20, the second condensing unit 40 are by two structure identical condensers Form side by side.

Single cooling unit is limited to the limitation of heat exchange area, it is impossible to meets that condensation requires, on the one hand connects as described above The mode of condenser further improves cooling effect, on the other hand as in present embodiment, by way of condenser arranged side by side come Improve cold effect.

Referring to Fig. 1, further, pacify on the pipeline between No.1 gate valve 111 and No. two gate valves 311 and reactant supply centre Equipped with ten No. three gate valves 113；Ten No. four gate valves are installed on the pipeline between the first reactant entrance 11 and No.1 gate valve 111 114, ten No. five gate valves 313 are installed on the pipeline between the second reactant entrance 31 and No. two gate valves 311；In No.1 gate valve Ten No. six gate valves 115 are installed on the pipeline between 111 and ten No. four gate valves 114 and No. six gate valves 112；In No. two gate valves 311 Ten No. seven gate valves 314 are installed on the pipeline between ten No. five gate valves 313 and No. four gate valves 312.

Single gate valve is likely to occur interior leakage and produces harmful effect to system in system, uses bivalve to improve valve pass Reliability after closing, such as it is normally opened close to first of chlorination tank, the second valve below is the gate valve gate valve that normal use opens and closes, Reason is that the sealing surface of valve element is possible to wear after valve often opens and closes, the not dead phenomenon in the pass for causing valve to be likely to occur, this When, the pipeline being connected with chlorination tank is handled if desired, and gate valve is shut into the overhaul plan in order to system below, so, For first banister because being not frequently used, the sealing surface of the valve element of valve should be reliable, can be shut, and is advantageous to The maintenance of system below.

Referring to Fig. 1, further, the first chlorination tank 10, the outer wall of the second chlorination tank 30 is provided with can be passed through steam and be First chlorination tank 10, the chuck of the second chlorination tank 30 heating, it is connected by pipeline with the low pressure air pressure vapour source of outside respectively, And the first control valve 15, the second control valve 35 are correspondingly separately installed with its pipeline, in the first control valve 15 and the first chlorination Ten No. eight gate valves 16 are also equipped with pipeline between the chuck of kettle 10；In the second control valve 35 and the chuck of the second chlorination tank 30 Between pipeline on be also equipped with ten No. nine gate valves 36.

Referring to Fig. 1, further, the first temperature sensor 17, first pressure sensor are installed on the first chlorination tank 10 18；Second temperature sensor 37, second pressure sensor 38 are installed on the second chlorination tank 30；In reactant supply centre and ten Flowmeter 19, regulating valve 110, the 3rd control valve 120 are sequentially installed between No. three gate valves 113；First temperature sensor 17 with First control valve 15, the 3rd control valve 120 are electrically connected with, and control is interlocked between the first control valve 15, the 3rd control valve 120 System；Second temperature sensor 37 is electrically connected with the second control valve 35, the 3rd control valve 120, and with the second control valve the 35, the 3rd Interlocked control between control valve 120.

So-called interlocked control is that a certain parameter reaches setting or a certain equipment is opened, stopped or during open and close, linkage or locking pair The control of another equipment；In present embodiment, such as surpass 1 degree, system alarm, 2 degree of overtemperature, control system will the first control valve of cut-out 15 or second control valve 35 or the 3rd control valve 120, to reduce the temperature of chlorination tank, or stop the addition of reactant, wait After system recovers normal, state that control system is automatically restored to before above-mentioned cut-out.

Module or unit in the utility model embodiment device can be merged, divide and deleted according to being actually needed Subtract.

Above disclosed is only the utility model preferred embodiment, can not limit the utility model with this certainly Interest field, one of ordinary skill in the art will appreciate that realize all or part of flow of above-described embodiment, and according to this reality The equivalent variations made with new claim, still fall within the scope that utility model is covered.

Claims (8)

1. A kind of 1. double kettle series connection synthesis systems of chloracetyl chloride that micropore chlorine gas distributor is set, it is characterised in that：Including the first chlorine Change kettle, the first condensing unit, the second chlorination tank, the second condensing unit, the 3rd condensing unit, micropore chlorine gas distributor；Described Monochlor(in)ate kettle, the second chlorination tank structure are identical, and first condensing unit, the second condensing unit structure are identical；First chlorine Change kettle exports including the first retort and the first reactant entrance being arranged in the first retort, the first middle product, first time Inflow entrance, the first liquid-phase outlet；First condensing unit includes the first drainer and be arranged on the first drainer first Condense entrance, the first condensate outlet；Second chlorination tank includes the second retort and be arranged in the second retort second Reactant entrance, the second middle product outlet, the outlet of the second reflux inlet, second liquid phase；Second condensing unit second condenses Tank and be arranged on the second drainer include second condensation entrance, the second condensate outlet；First reactant entrance, second Reactant entrance is connected by the No.1 gate valve, No. two gate valves that are correspondingly arranged on pipeline and pipeline with reactant supply centre respectively, The first middle product outlet is connected by No. three gate valves set on pipeline and pipeline with the first condensation entrance, and described first is cold Solidifying outlet is connected by No. four gate valves set on pipeline and pipeline with the second reactant entrance, and the second middle product outlet is logical No. five gate valves set on piping and pipeline connects with the second condensation entrance, second condensate outlet by No. six gate valves and First reactant entrance connects；The gas phase that 3rd condensing unit includes the 3rd drainer and is arranged on the 3rd drainer enters Mouth, U-tube, gaseous phase outlet；The gas phase entrance No. seven gate valves, No. eight gate valves by being correspondingly arranged on pipeline and pipeline respectively Corresponding to be connected with the first condensate outlet, the second condensate outlet, U-tube is arranged at the lower section of the 3rd condensing unit, one end of U-tube Connected by pipeline with gas phase entrance, the other end of U-tube No. nine gate valves, ten by being correspondingly arranged on pipeline and pipeline respectively Number gate valve connects with the first reflux inlet, the second reflux inlet；The gaseous phase outlet is used for the discharge of waste gas；First liquid phase Outlet, second liquid phase outlet are respectively used to the discharge of the first chlorination tank, the second chlorination tank chlorated liquid, first liquid-phase outlet, Second liquid phase outlet is corresponding to set ride on Bus No. 11 gate valve, ten No. two gate valves respectively；It is each in first chlorination tank, the second chlorination tank Micropore chlorine gas distributor is provided with, the micropore chlorine gas distributor includes chlorine breather pipe, microbubble element, the chlorine ventilation The one end open of pipe, other end closing, its open at one end connect with above-mentioned first reactant entrance or the second reactant entrance, its Close one end to insert in the liquid phase reactor thing of the first chlorination tank or the second chlorination tank, the excircle side wall close to blind end is evenly equipped with Multiple bubble formation mouths with being connected inside chlorine breather pipe, the microbubble element internal have what micron order hole was formed by connecting There is a venthole connected with above-mentioned gas passage gas passage, the outer surface of microbubble element, the microbubble including components therein in In chlorine breather pipe, its outer wall is close to chlorine ventilation inside pipe wall, and on the bubble formation mouth being fitted in chlorine breather pipe； To completely enclose the bubble formation mouth of the chlorine breather pipe, the gas in chlorine breather pipe is set to pass through in microbubble element Gas passage after entered again by bubble formation mouth above-mentioned first chlorination tank or the second chlorination tank inner chamber liquid phase reactor thing In.
2. 2. setting the double kettle series connection synthesis systems of chloracetyl chloride of micropore chlorine gas distributor as claimed in claim 1, its feature exists In：The chlorine breather pipe is made up of polytetrafluoro material, and the microbubble element is made up of the ceramic membrane materials in micron order aperture.
3. 3. setting the double kettle series connection synthesis systems of chloracetyl chloride of micropore chlorine gas distributor as claimed in claim 2, its feature exists In：The microbubble element is hollow tubular body, and it is sleeved in chlorine breather pipe, and external diameter and the chlorine of microbubble element are ventilated Bore is equal, and the bubble formation mouth is that chlorine ventilation pipe outer wall is opened with circumferential equally distributed rectangle axially along Mouthful.
4. 4. setting the double kettle series connection synthesis systems of chloracetyl chloride of micropore chlorine gas distributor as claimed in claim 3, its feature exists In：The bubble formation opening's edge uniform 3 row in axial direction of chlorine ventilation pipe outer wall, often arranges spacing 50mm, each row's bubble formation Opening's edge uniform 4 of the circumference of chlorine ventilation pipe outer wall, a length of 300mm, a width of 34mm of the rectangular bubble formation mouth.
5. 5. setting the double kettle series connection synthesis systems of chloracetyl chloride of micropore chlorine gas distributor as claimed in claim 1, its feature exists In：First condensing unit, the second condensing unit form side by side by two structure identical condensers.
6. 6. setting the double kettle series connection synthesis systems of chloracetyl chloride of micropore chlorine gas distributor as claimed in claim 5, its feature exists In：Ten No. three gate valves are installed on pipeline between the No.1 gate valve and No. two gate valves and reactant supply centre；Described Ten No. four gate valves are installed, in second reactant entrance and two on the pipeline between the first reactant entrance and No.1 gate valve Ten No. five gate valves are installed on pipeline between number gate valve；Between the No.1 gate valve and ten No. four gate valves and No. six gate valves Ten No. six gate valves are installed on pipeline；It is provided with pipeline between No. two gate valves and ten No. five gate valves and No. four gate valves Ten No. seven gate valves.
7. 7. setting the double kettle series connection synthesis systems of chloracetyl chloride of micropore chlorine gas distributor as claimed in claim 6, its feature exists In：First chlorination tank, the outer wall of the second chlorination tank be provided with can be passed through steam and for first chlorination tank, the second chlorine Change the chuck of kettle heating, it is connected by pipeline with the low pressure air pressure vapour source of outside respectively, and the corresponding difference on its pipeline First control valve, the second control valve are installed, on the pipeline between first control valve and the chuck of the first chlorination tank also Ten No. eight gate valves are installed；Ten No. nine are also equipped with pipeline between second control valve and the chuck of the second chlorination tank Gate valve.
8. 8. setting the double kettle series connection synthesis systems of chloracetyl chloride of micropore chlorine gas distributor as claimed in claim 7, its feature exists In：First temperature sensor, first pressure sensor are installed on first chlorination tank；Pacify on second chlorination tank Equipped with second temperature sensor, second pressure sensor；Installed successively between the reactant supply centre and ten No. three gate valves There are flowmeter, regulating valve, the 3rd control valve；First temperature sensor and the first control valve, the 3rd control valve are electrically connected with, And the interlocked control between the first control valve, the 3rd control valve；The second temperature sensor and the second control valve, the 3rd control Valve is electrically connected with, and the interlocked control between the second control valve, the 3rd control valve.