CN205808189U - Liquid chlorine gasifier - Google Patents

Liquid chlorine gasifier Download PDF

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Publication number
CN205808189U
CN205808189U CN201620571543.3U CN201620571543U CN205808189U CN 205808189 U CN205808189 U CN 205808189U CN 201620571543 U CN201620571543 U CN 201620571543U CN 205808189 U CN205808189 U CN 205808189U
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China
Prior art keywords
liquid chlorine
chamber
pipe
box
tube sheet
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CN201620571543.3U
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Chinese (zh)
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吴崎兵
王勤获
姚余光
洪呈祥
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SHANGHAI HUAYI ENGINEERING Co Ltd
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SHANGHAI HUAYI ENGINEERING Co Ltd
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Abstract

本实用新型公开了一种液氯气化器,其包括有一壳体、一液氯循环管、若干根换热列管、一上封头管箱、一下封头管箱、一上管板、一下管板、进料管;所述上管板和所述下管板分别连接于所述壳体的上端和下端,所述上封头管箱密封连接于所述上管板的上端,所述下封头管箱密封连接于所述下管板的下端,所述液氯循环管和所述换热列管的两端均分别连接于所述上管板和所述下管板,所述上封头管箱的侧壁设有一进料口,所述进料管穿过于所述进料口并与密封连接,所述上封头管箱的顶部设有一氯气出口,所述壳体的侧壁设有一加热介质进口和一加热介质出口。本实用新型实现虹吸式循环回路,使得传热系数大,也将有利于减小设备尺寸;同时结构简单,便于制造。

The utility model discloses a liquid chlorine vaporizer, which comprises a shell, a liquid chlorine circulation pipe, several heat exchange tubes, an upper head pipe box, a lower head pipe box, an upper pipe plate, a lower tube sheet, feed pipe; the upper tube sheet and the lower tube sheet are respectively connected to the upper end and the lower end of the shell, the upper head tube box is sealingly connected to the upper end of the upper tube sheet, the The lower head tube box is sealed and connected to the lower end of the lower tube sheet, the two ends of the liquid chlorine circulation pipe and the heat exchange tubes are respectively connected to the upper tube sheet and the lower tube sheet, and the The side wall of the upper head pipe box is provided with a feed port, the feed pipe passes through the feed port and is connected with the seal, the top of the upper head pipe box is provided with a chlorine gas outlet, and the shell The side wall is provided with a heating medium inlet and a heating medium outlet. The utility model realizes a siphon circulation loop, so that the heat transfer coefficient is large, and it is also beneficial to reduce the size of the equipment; at the same time, the structure is simple and easy to manufacture.

Description

Liquid chlorine gasifier
Technical field
This utility model relates to a kind of liquid chlorine gasifier.
Background technology
In the chlorine industry of chlor-alkali downstream, chlorine regasifies purification after liquefaction and send downstream unit to use.Conventional gasifier Pattern has jacket type, submergence coil pipe type, vapour jacket tubular type and common shell and tube.Liquid chlorine within jacket type gasifier passes through nature The compound mode of convection current sensible heat heat transfer and pool boiling is conducted heat, and liquid chlorine side heat transfer coefficient is low, and the Area comparison of chuck is subject to Limit, therefore such gasifier is generally adapted for liquid chlorine gasification device on a small scale.Hot water outside submergence coil pipe type gasifier pipe passes through Free convection mode is conducted heat, and total heat transfer coefficient is relatively low, is mainly used in gasification installation on a small scale.Though bushing type gasifier So liquid chlorine side belongs to flow boiling heat transfer, but is limited by structure, may be only available for gasification installation on a small scale.Common shell and tube gas Changing device and use bottom feed, bottom gasifier, degree of supercooling is big, and belongs to the low flow velocity flow boiling gasification without inner loop, Total heat transfer coefficient is relatively low, and the liquid level in heat transfer tubulation is wayward simultaneously.
Additionally, the gasifier of these types generally cannot ensure that the liquid chlorine sent is gasified totally as chlorine, it is generally required to It is separately provided gas-liquid separator equipment downstream the liquid chlorine not gasified is separated, uses, to produce to meet, the chlorine required.
Therefore, existing all kinds of liquid chlorine gasifier also exist that heat transfer efficiency is low, equipment size big, limited ability system and part The gasifier of pattern is only applicable to the deficiencies such as small-scale gasification installation.
Utility model content
The technical problems to be solved in the utility model is to overcome existing liquid chlorine gasifier heat transfer coefficient relatively low, equipment Size is big, is only applicable to the defects such as small-scale gasification installation, it is provided that the liquid chlorine gasifier of a kind of new structure.
This utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of liquid chlorine gasifier, it includes a housing, a liquid chlorine circulation pipe, some heat exchanging pipes, upper cover pipes Case, a low head bobbin carriage, a upper perforated plate, a lower perforated plate, feed pipe;
Described upper perforated plate and described lower perforated plate are connected to the top and bottom of described housing, and described upper cover bobbin carriage is close Envelope is connected to the upper end of described upper perforated plate, and described low head bobbin carriage is sealedly attached to the lower end of described lower perforated plate, described upper cover Form one first chamber between bobbin carriage and described upper perforated plate, between described upper perforated plate, described housing and described lower perforated plate, form one Second chamber, forms one the 3rd chamber between described lower perforated plate and described low head bobbin carriage;
The two ends of described liquid chlorine circulation pipe and described heat exchanging pipe are connected to described upper perforated plate and described lower perforated plate respectively, And described liquid chlorine circulation pipe and described heat exchanging pipe both pass through in described second chamber and with described first chamber and the described 3rd Chamber is connected;
The sidewall of described upper cover bobbin carriage is provided with a charging aperture, described feed pipe through in described charging aperture and with described enter Material mouth be tightly connected, and the mouth of pipe of described feed pipe be arranged at described liquid chlorine circulation pipe surface and with described first chamber phase Connection, the top of described upper cover bobbin carriage is provided with a chlorine gas outlet, and described chlorine gas outlet is connected with described first chamber;
The sidewall of described housing is provided with one and adds thermal medium inlet and a Crude product input, and described in add thermal medium inlet and Described Crude product input is all connected with described second chamber.
In this programme, described liquid chlorine circulation pipe and described heat exchanging pipe that described liquid chlorine gasifier is internally located at constitute Hydrocone type natural convection loop, in described heat exchanging pipe in high flow velocities under flow boiling state so that heat transfer system inside pipe Number is big, can slow down the fouling inside described heat exchanging pipe, is also beneficial to reduce equipment size;Meanwhile, described liquid chlorine gasifier Simple in construction, it is simple to manufacture.
Further, since do not gasify, anti-liquid chlorine is through the circulation of described liquid chlorine circulation pipe so that agene can be at liquified chlorine gas Change in device and concentrate, it is possible to be preferably enriched in the inside of described low head bobbin carriage so that the operation of liquid chlorine gasifier can be more Safe and reliable.
It is preferred that described liquid chlorine circulation pipe is arranged at the central part of described housing, and the axis of described liquid chlorine circulation pipe with The axis of described housing is located along the same line, and some described heat exchanging pipes are uniformly and symmetrically distributed outside described liquid chlorine circulation pipe Between the internal face of wall and described housing.
In this programme, use said structure form so that the rainbow that described liquid chlorine circulation pipe and described heat exchanging pipe are formed Suction closed circuit flow distance is shorter and circulates more smooth and easy, the flowing boiling under making described heat exchanging pipe interior in high flow velocities Rise state, improve the heat transfer coefficient of described liquid chlorine gasifier.
It is preferred that described liquid chlorine gasifier also includes a demister, described demister is connected to described upper cover bobbin carriage Internal face and be positioned at described first chamber, and described demister is between described chlorine gas outlet and described charging aperture.
In this programme, using said structure form, chlorine avoids droplet entrainment when described chlorine gas outlet is discharged, from And the gas-liquid separator equipment being separately provided in described chlorine gas outlet downstream can be saved, it is to avoid agene divides in downstream gas-liquid Accumulation in device equipment also reduces blowdown point so that liquid chlorine gasifier can be more safe and reliable.
It is preferred that described low head is provided with a sewage draining exit, described sewage draining exit is connected with described 3rd chamber.
In this programme, using said structure form, the liquid chlorine not gasified circulates through described liquid chlorine circulation pipe so that trichlorine Change nitrogen can be easy to concentrate in the liquid phase, and in described 3rd chamber after enrichment, be discharged to containing trichlorine by described sewage draining exit Change nitrogen liquid chlorine residual liquid processing system so that the operation of described liquid chlorine gasifier is more safe and reliable.
It is preferred that the bottom of described upper cover bobbin carriage is provided with a upper tube box flange, the top of described low head bobbin carriage is provided with Channel flange once, described upper tube box flange is bolted to described upper perforated plate, and described lower tube box flange is by bolt even It is connected to described lower perforated plate.
In this programme, use said structure form, be convenient to dismounting, change and keep in repair.
It is preferred that there are a upper tube box gasket seal, institute in the place of being tightly connected between described upper tube box flange and described upper perforated plate State the place of being tightly connected between lower tube box flange and described lower perforated plate and have a lower tube box gasket seal.
In this programme, use said structure form, strengthen described first chamber and the sealing of described 3rd chamber, keep away Exempt from liquid chlorine and chlorine to leak to environment, it is ensured that the safe handling of described liquid chlorine gasifier and reliability.
It is preferred that described upper tube box gasket seal and described lower tube box gasket seal are metal wound gasket.
In this programme, use said structure form, good sealing effect, reliable and cost-effective.
It is preferred that described liquid chlorine gasifier also includes a liquidometer, the two ends of described liquidometer are connected to described Upper cover bobbin carriage and the lateral wall of described low head bobbin carriage, and described liquidometer and described first chamber and described 3rd chamber phase Connection.
In this programme, use said structure form, be convenient to operator and observe flow boiling liquid chlorine in heat exchanger tube Apparent density, in order to vaporized state and average air rate are understood in brief introduction.
It is preferred that described upper perforated plate and described lower perforated plate are respectively welded in the top and bottom of described housing.
In this programme, the type of attachment of described upper perforated plate and described lower perforated plate and described housing all uses Welding Structure, Make described first chamber, described second chamber and described 3rd chamber be respectively provided with reliable sealing, it is to avoid liquid chlorine and chlorine with And add thermal medium leakage to the environment beyond equipment.Be conducive to described upper perforated plate and the installation keeping parallelism of described lower perforated plate, also have It is beneficial to the axle of respective axes and the described housing offering the pore of described liquid chlorine circulation pipe on described upper perforated plate and described lower perforated plate Line is located along the same line, and also helps described liquid chlorine circulation pipe and the installation of described heat exchanging pipe.
It is preferred that described liquid chlorine circulation pipe is all welded in described upper perforated plate and described lower perforated plate, described heat exchanging pipe all welds It is connected to described upper perforated plate and described lower perforated plate.
In this programme, can the most reliably strengthen liquid chlorine circulation pipe and heat exchanging pipe strong with the connection of upper perforated plate and lower perforated plate Degree and sealing, it is to avoid during equipment uses, this junction crack occurs or comes off, it is ensured that the structure of liquid chlorine gasifier is steady Qualitative and security reliability.
On the basis of meeting common sense in the field, above-mentioned each optimum condition, can combination in any, obtain this utility model each the most relatively Good example.
Positive progressive effect of the present utility model is:
Liquid chlorine gasifier of the present utility model, utilizes centrally located liquid chlorine circulation pipe to realize hydrocone type inside and naturally follows Ring, in heat exchanging pipe in high flow velocities under flow boiling state so that heat transfer coefficient is big, and can slow down inside heat exchanging pipe Fouling, is also beneficial to reduce equipment size;Simple in construction simultaneously, it is simple to manufacture.The demister arranged in upper cover bobbin carriage with And the organic assembling that liquid circulates through liquid chlorine circulation pipe can realize drop separation, it is to avoid send the drop of chlorine from chlorine gas outlet Carry secretly, thus the required gas-liquid separator being separately provided in chlorine gas outlet downstream of generally other pattern liquid chlorine gasifier can be saved Equipment.
Accompanying drawing explanation
Fig. 1 is the structural representation of the liquid chlorine gasifier of this utility model preferred embodiment.
Description of reference numerals:
Housing 1, adds thermal medium inlet 11, Crude product input 12
Liquid chlorine circulation pipe 2
Heat exchanging pipe 3
Upper cover bobbin carriage 4, chlorine gas outlet 41, charging aperture 42, demister 43, upper tube box flange 44
Low head bobbin carriage 5, sewage draining exit 51, lower tube box flange 52
Upper perforated plate 6
Lower perforated plate 7
Feed pipe 8
Liquidometer 9
Detailed description of the invention
Below by the mode of embodiment and combine accompanying drawing and become apparent from intactly illustrating this utility model, but the most therefore This utility model is limited among described scope of embodiments.
In description of the present utility model, it is to be understood that term " on ", D score, "front", "rear", "left", "right", The orientation of the instruction such as " vertically ", " level ", " top ", " end " " interior ", " outward " or position relationship be based on orientation shown in the drawings or Position relationship, is for only for ease of and describes this utility model and simplify description rather than instruction or the device of hint indication or unit Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
As it is shown in figure 1, liquid chlorine gasifier of the present utility model, it includes housing 1, liquid chlorine circulation pipe 2, several heat exchange Tubulation 3, upper cover bobbin carriage 4, low head bobbin carriage 5, upper perforated plate 6, lower perforated plate 7, feed pipe 8, upper perforated plate 6 and lower perforated plate 7 connect respectively Being connected to the top and bottom of housing 1, upper cover bobbin carriage 4 is sealedly attached to the upper end of upper perforated plate 6, and low head bobbin carriage 5 is tightly connected Between the lower end of lower perforated plate 7, upper cover bobbin carriage 4 and upper perforated plate 6, form the first chamber, upper perforated plate 6, housing 1 and lower perforated plate 7 it Between form the second chamber, between lower perforated plate 7 and low head bobbin carriage 5 formed the 3rd chamber.
The bottom of upper cover bobbin carriage 4 can be provided with upper tube box flange 44, and upper tube box flange 44 is bolted to upper perforated plate 6.The top of low head bobbin carriage 5 can be provided with lower tube box flange 52, and lower tube box flange 52 is bolted to lower perforated plate 7 so that It is convenient to dismounting, changes and keep in repair.In order to reach upper cover bobbin carriage 4 and upper perforated plate 6 sealing and low head bobbin carriage 5 and lower perforated plate 7 The effect sealed, between upper tube box flange 44 and upper perforated plate 6, there is upper tube box gasket seal (not shown) at the place of being tightly connected, under Between channel flange 52 and lower perforated plate 7, there is lower tube box gasket seal (not shown) at the place of being tightly connected, strengthen the first chamber and The sealing of the 3rd chamber, it is to avoid liquid chlorine and chlorine leak to environment, it is ensured that the safe handling of liquid chlorine gasifier and reliability.Relatively Goodly, upper tube box gasket seal and lower tube box gasket seal are metal wound gasket, use such sealing version, seal Effective, reliable and cost-effective, it is ensured that the safe handling of liquid chlorine gasifier and stability.
The two ends of liquid chlorine circulation pipe 2 and heat exchanging pipe 3 are connected to upper perforated plate 6 and lower perforated plate 7, and liquid chlorine circulation pipe respectively 2 both pass through in the second chamber with heat exchanging pipe 3 and are connected with the first chamber and the 3rd chamber.In order to reach to strengthen upper perforated plate 6 And the bonding strength between lower perforated plate 7 and liquid chlorine circulation pipe 2 and heat exchanging pipe 3 and the effect of sealing, liquid chlorine circulation pipe 2 all welds In upper perforated plate 6 and lower perforated plate 7, heat exchanging pipe 3 is all welded in upper perforated plate 6 and lower perforated plate 7.It is preferred that liquid chlorine circulation pipe 2 and upper pipe The form that plate 6 and lower perforated plate 7 all use intensity to weld connects, and heat exchanging pipe 3 uses the swollen encryption of intensity with upper perforated plate 6 and lower perforated plate 7 Soldering and sealing or intensity weldering are sticked on swollen form and are connected.Avoid this junction during liquid chlorine gasifier uses that crack or de-occurs Fall, it is ensured that the structural stability of liquid chlorine gasifier and security reliability.
In order to reach to strengthen bonding strength and the effect of sealing between upper perforated plate 6 and lower perforated plate 7 and housing 1, upper perforated plate 6 He Lower perforated plate 7 can be respectively welded in the top and bottom of housing 1.Upper perforated plate 6 and lower perforated plate 7 all use with the type of attachment of housing 1 Welding Structure, makes the first chamber, the second chamber and the 3rd chamber be respectively provided with reliable sealing, it is to avoid to leak outside.Meanwhile, have It is beneficial to upper perforated plate 6 and the installation keeping parallelism of lower perforated plate 7, is convenient on upper perforated plate 6 and lower perforated plate 7 offer liquid chlorine circulation pipe 2 The respective axes of pore is located along the same line with the axis of housing 1, also helps liquid chlorine circulation pipe 2 and the peace of heat exchanging pipe 3 Dress.
The sidewall of housing 1 is provided with and adds thermal medium inlet 11 and Crude product input 12, and adds thermal medium inlet 11 and heating Media outlet 12 is all connected with the second chamber.Add thermal medium heat exchanging tubulation 3 in the second chamber to heat, make heat exchange arrange Liquid chlorine in pipe 3 produces and rises flowing and ebullition, gasification.Add thermal medium can use low pressure water vapor, compression after chlorine, hot water or Other hot gas of person etc..
After using low pressure water vapor, compression, chlorine etc. is as adding thermal medium, and adds thermal medium and can send out in the second chamber During raw all or part of condensation phase transformation, can be designed to will add thermal medium inlet 11 and be positioned at the top of Crude product input 12.Adopt With the structural shape of this upper entering and lower leaving, the beneficially second chamber adds thermal medium condensed fluid by bottom Crude product input 12 Discharge in time, it is to avoid the second chamber lower portion causes heat transfer efficiency to decline because of notable hydrops or effectively heat transfer area reduces not Foot, thus improve overall heat-transfer coefficient and the heat transfer efficiency of liquid chlorine gasifier.Additionally, be also convenient for the connection at Crude product input 12 Pipeline low spot arranges drain valve and solidifying Water Sproading facility.
When use the monophasic fluid such as hot water or hot gas as when adding thermal medium, can be designed to add thermal medium inlet 11 with The upper and lower exchange in position of Crude product input 12, the different needs being suitable in actual production, increase motility.Namely when heating When medium uses the structural shape of upper entering and lower leaving, add thermal medium and constitute countercurrent flow with the flow boiling side in heat exchanging pipe 3, right The steady ratio selecting priority acccess control liquid chlorine vaporizing pressure in actual production is advantageous;And when adding the knot of thermal medium employing bottom in and top out During configuration formula, heating side medium constitutes following current heat exchange with the flow boiling side in heat exchanging pipe 3, preferential to selecting in actual production Control Crude product input 12 temperature ratio advantageous;And for the longer large-scale liquid chlorine gasifier of heat exchanging pipe 3, heat exchanging pipe In 3, hypomere is because being affected by hydrostatic pressure head, need at a relatively high temperature could ebullition, gasification, add thermal medium use under The distribution that the structural shape gone out on entering the most just is gradually lowered from bottom to top with ebullition, gasification temperature in heat exchanging pipe 3 matches, Be conducive to improving heat transfer efficiency, save heating medium consumption and energy-conservation.
The sidewall of upper cover bobbin carriage 4 is provided with charging aperture 42, and feed pipe 8 passes in charging aperture 42 and seals even with charging aperture 42 Connect, and the mouth of pipe of feed pipe 8 is arranged at the surface of liquid chlorine circulation pipe 2 and is connected with the first chamber.Liquid chlorine feeds by entering The mouth of pipe of material pipe 8 flows into liquid chlorine after entering the first chamber and mixing with the circulation liquid chlorine not gasified risen from heat exchanging pipe 3 and follows In endless tube 2, decline and will flow to some heat exchanging pipes 3 respectively after arriving at the 3rd chamber, owing to heating is situated between in the second chamber The partition heating of matter, so that the liquid chlorine risen in heat exchanging pipe 3 is heated and partial gasification occurs and produces chlorine so that change In gas liquid two-phase flow fluidized state in hot tubulation 3.Gas-fluid two-phase mixture rises to go forward side by side at upper perforated plate 6 from heat exchanging pipe 3 Enter the first chamber, in the first chamber generation gas-liquid separation, what its Midst density was bigger do not gasify liquid chlorine and the liquid chlorine from feed pipe 8 Flowing in liquid chlorine circulation pipe 2 after charging mixing, the comparatively small chlorine of density rises through the liquid layer on the upside of upper perforated plate 6 and flows to The top of the first chamber.The top of upper cover bobbin carriage 4 is provided with chlorine gas outlet 41, and chlorine gas outlet 41 is connected with the first chamber.Remove Go the qualified chlorine after drop to deliver to downstream after chlorine gas outlet 41 is discharged and use the apparatus system of chlorine.
The effect carried secretly to reach chlorine gas outlet 41 to avoid droplets from when discharging, liquid chlorine gasifier can also include and remove Day with fog 43, demister 43 is connected to below the internal face of upper cover bobbin carriage 4, and the chlorine gas outlet 41 being positioned in the first chamber, enters Above material pipe 8.Chlorine is made to avoid droplet entrainment when chlorine gas outlet 41 is discharged.
For the gas-fluid two-phase mixture of flowing, along with the increase of rate of gasification from lower end to upper end, mixture in heat exchanging pipe 3 Density taper into, and the liquid chlorine in the average density of mixture can be substantially less than liquid chlorine circulation pipe 2 in heat exchanging pipe 3 is close Degree.Due to density contrast reason so that the liquid chlorine in liquid chlorine circulation pipe 2 can flow in descending liquid, and promotes the liquid in low head bobbin carriage 5 Chlorine flows in heat exchanging pipe 3, enters into the liquid chlorine in heat exchanging pipe 3 and is heated and partial gasification occurs, in gas liquid two-phase flow Fluidized state rises quickly so that formed hydrocone type by liquid chlorine circulation pipe 2 and heat exchanging pipe 3 inside liquid chlorine gasifier natural Closed circuit so that heat transfer coefficient is big, and can slow down the fouling inside heat exchanging pipe 3, is also beneficial to reduce equipment size, with Time, this liquid chlorine gasifier simple in construction, it is simple to manufacture.
Flowing into the liquid chlorine in heat exchanging pipe 3 and add by thermal evaporation under thermal medium effect in the second chamber, gas-liquid two-phase mixes Compound rises at upper perforated plate 6 from heat exchanging pipe 3 and enters the first chamber, and in the first chamber generation gas-liquid separation, chlorine is by chlorine Gas outlet 41 is expelled to downstream and uses the apparatus system of chlorine.The a small amount of agene brought in liquid chlorine charging simultaneously can produce Accumulation, owing to agene its density compared with liquid chlorine is relatively large, boiling point is the most of a relatively high, is difficult to gasification, therefore, tri-chlorination Nitrogen mainly concentrates in the liquid chlorine not gasified and is enriched with, the most repeatedly through heat exchanging pipe 3 in hydrocone type natural convection loop Rise gasification, constantly circulate and be enriched with in the liquid phase, and flowing into low head bobbin carriage 5 through liquid chlorine circulation pipe 2, making agene energy The enough inside being preferably enriched in low head bobbin carriage 5.It is enriched in agene within low head bobbin carriage 5 to reach to discharge Effect, low head bobbin carriage 5 can be provided with sewage draining exit 51, and sewage draining exit 51 is connected with the 3rd chamber, is discharged to contain by sewage draining exit 51 Agene liquid chlorine residual liquid processing system.Monitoring and Controlling can be set, the enriched concentration of agene in periodic detection the 3rd chamber, The liquid chlorine residual liquid containing finite concentration agene is discharged by sewage draining exit 51 in time when reaching normal concentration.Simultaneously as remove The separating effect of day with fog 43, it is to avoid the droplet entrainment of agene when chlorine is discharged from chlorine gas outlet 41, save usual its The required gas-liquid separator equipment being separately provided in chlorine gas outlet 41 downstream of its pattern liquid chlorine gasifier, reduces blowdown point, makes The operation obtaining liquid chlorine gasifier is more safe and reliable.
It is preferred that liquid chlorine circulation pipe 2 is arranged at the central part of housing 1, and the axle of the axis of liquid chlorine circulation pipe 2 and housing 1 Line is located along the same line, and some heat exchanging pipes 3 are uniformly and symmetrically distributed the inwall of the outside wall surface in liquid chlorine circulation pipe 2 and housing 1 Region between face.Make between liquid chlorine circulation pipe 2 and heat exchanging pipe 3 formed hydrocone type closed circuit flow distance shorter and Circulate more smooth and easy, improve the heat transfer coefficient of liquid chlorine gasifier.
Observing the effect of flow boiling liquid chlorine in liquid chlorine gasifier to reach operator, liquid chlorine gasifier can also wrap Having included liquidometer 9, the two ends of liquidometer 9 are connected to upper cover bobbin carriage 4 and the lateral wall of low head bobbin carriage 5, and liquidometer 9 It is connected with the first chamber and the 3rd chamber.Thus be convenient to operator and observe the apparent close of flow boiling liquid chlorine in heat exchanger tube Degree, in order to vaporized state and average air rate are understood in brief introduction.
Although the foregoing describing detailed description of the invention of the present utility model, it will be appreciated by those of skill in the art that This is merely illustrative of, and protection domain of the present utility model is defined by the appended claims.Those skilled in the art On the premise of without departing substantially from principle of the present utility model and essence, these embodiments can be made various changes or modifications, But these changes and amendment each fall within protection domain of the present utility model.

Claims (10)

1.一种液氯气化器,其特征在于,其包括有一壳体、一液氯循环管、若干根换热列管、一上封头管箱、一下封头管箱、一上管板、一下管板、进料管;1. A liquid chlorine gasifier, characterized in that it includes a housing, a liquid chlorine circulation pipe, several heat exchange tubes, an upper head tube box, a lower head tube box, an upper tube plate, Check the tube plate and feed tube; 所述上管板和所述下管板分别连接于所述壳体的上端和下端,所述上封头管箱密封连接于所述上管板的上端,所述下封头管箱密封连接于所述下管板的下端,所述上封头管箱与所述上管板之间形成一第一腔室,所述上管板、所述壳体与所述下管板之间形成一第二腔室,所述下管板与所述下封头管箱之间形成一第三腔室;The upper tube sheet and the lower tube sheet are respectively connected to the upper end and the lower end of the shell, the upper head tube box is sealed connected to the upper end of the upper tube sheet, and the lower head tube box is sealed connected to At the lower end of the lower tube sheet, a first chamber is formed between the upper head tube box and the upper tube sheet, and a first chamber is formed between the upper tube sheet, the shell and the lower tube sheet A second chamber, a third chamber is formed between the lower tube plate and the lower head tube box; 所述液氯循环管和所述换热列管的两端均分别连接于所述上管板和所述下管板,且所述液氯循环管和所述换热列管均穿过于所述第二腔室并与所述第一腔室和所述第三腔室相连通;Both ends of the liquid chlorine circulation pipe and the heat exchange array tubes are respectively connected to the upper tube sheet and the lower tube sheet, and the liquid chlorine circulation pipe and the heat exchange array tubes pass through the The second chamber communicates with the first chamber and the third chamber; 所述上封头管箱的侧壁设有一进料口,所述进料管穿过于所述进料口并与所述进料口密封连接,且所述进料管的管口设置于所述液氯循环管的正上方并与所述第一腔室相连通,所述上封头管箱的顶部设有一氯气出口,所述氯气出口与所述第一腔室相连通;The side wall of the upper head pipe box is provided with a feed port, the feed pipe passes through the feed port and is sealed with the feed port, and the mouth of the feed pipe is arranged at the Directly above the liquid chlorine circulation pipe and communicated with the first chamber, the top of the upper head pipe box is provided with a chlorine gas outlet, and the chlorine gas outlet communicates with the first chamber; 所述壳体的侧壁设有一加热介质进口和一加热介质出口,且所述加热介质进口和所述加热介质出口均与所述第二腔室相连通。A heating medium inlet and a heating medium outlet are provided on the side wall of the housing, and both the heating medium inlet and the heating medium outlet are in communication with the second chamber. 2.如权利要求1所述的液氯气化器,其特征在于,所述液氯循环管设置于所述壳体的中心部,且所述液氯循环管的轴线与所述壳体的轴线位于同一直线上,若干所述换热列管均匀对称分布于所述液氯循环管的外壁面与所述壳体的内壁面之间。2. The liquid chlorine gasifier according to claim 1, wherein the liquid chlorine circulation pipe is arranged at the center of the housing, and the axis of the liquid chlorine circulation pipe is aligned with the axis of the housing. Located on the same straight line, several heat exchange tubes are evenly and symmetrically distributed between the outer wall surface of the liquid chlorine circulation pipe and the inner wall surface of the housing. 3.如权利要求1所述的液氯气化器,其特征在于,所述液氯气化器还包括有一除雾器,所述除雾器连接于所述上封头管箱的内壁面并位于所述第一腔室内,且所述除雾器位于所述氯气出口与所述进料口之间。3. The liquid chlorine gasifier according to claim 1, characterized in that, the liquid chlorine gasifier also includes a demister, and the demister is connected to the inner wall surface of the upper head pipe box and is located at In the first chamber, and the demister is located between the chlorine gas outlet and the feed inlet. 4.如权利要求1所述的液氯气化器,其特征在于,所述下封头管箱设有一排污口,所述排污口与所述第三腔室相连通。4 . The liquid chlorine gasifier according to claim 1 , characterized in that, the lower head pipe box is provided with a sewage outlet, and the sewage outlet communicates with the third chamber. 5.如权利要求1所述的液氯气化器,其特征在于,所述上封头管箱的底端设有一上管箱法兰,所述下封头管箱的顶端设有一下管箱法兰,所述上管箱法兰通过螺栓连接于所述上管板,所述下管箱法兰通过螺栓连接于所述下管板。5. The liquid chlorine vaporizer as claimed in claim 1, characterized in that, the bottom end of said upper head pipe box is provided with an upper pipe box flange, and the top of said lower head pipe box is provided with a lower pipe box Flange, the upper tube box flange is connected to the upper tube plate by bolts, and the lower tube box flange is connected to the lower tube plate by bolts. 6.如权利要求5所述的液氯气化器,其特征在于,所述上管箱法兰与所述上管板之间密封连接有一上管箱密封垫片,所述下管箱法兰与所述下管板之间密封连接有一下管箱密封垫片。6. The liquid chlorine vaporizer as claimed in claim 5, characterized in that, an upper pipe box sealing gasket is sealingly connected between the upper pipe box flange and the upper pipe plate, and the lower pipe box flange A lower tube box sealing gasket is sealingly connected with the lower tube plate. 7.如权利要求6所述的液氯气化器,其特征在于,所述上管箱密封垫片和所述下管箱密封垫片均为金属缠绕垫。7. The liquid chlorine gasifier according to claim 6, characterized in that, the sealing gasket of the upper tube box and the sealing gasket of the lower tube box are metal wound gaskets. 8.如权利要求1所述的液氯气化器,其特征在于,所述液氯气化器还包括有一液位计,所述液位计的两端分别连接于所述上封头管箱和所述下封头管箱的外侧壁,且所述液位计与所述第一腔室和所述第三腔室相连通。8. The liquid chlorine gasifier as claimed in claim 1, characterized in that, the liquid chlorine gasifier also includes a liquid level gauge, and the two ends of the liquid level gauge are respectively connected to the upper head pipe box and the The outer wall of the lower head pipe box, and the liquid level gauge communicates with the first chamber and the third chamber. 9.如权利要求1所述的液氯气化器,其特征在于,所述上管板和所述下管板分别焊接于所述壳体的上端和下端。9. The liquid chlorine gasifier according to claim 1, wherein the upper tube plate and the lower tube plate are welded to the upper end and the lower end of the shell respectively. 10.如权利要求1所述的液氯气化器,其特征在于,所述液氯循环管均焊接于所述上管板和所述下管板,所述换热列管均焊接于所述上管板和所述下管板。10. The liquid chlorine gasifier according to claim 1, wherein the liquid chlorine circulation pipes are welded to the upper tube sheet and the lower tube sheet, and the heat exchange tubes are welded to the an upper tube sheet and the lower tube sheet.
CN201620571543.3U 2016-06-14 2016-06-14 Liquid chlorine gasifier Expired - Lifetime CN205808189U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117654065A (en) * 2024-02-02 2024-03-08 浙江赛勒新能源材料有限公司 Silicon tetrachloride vaporization system and vaporization process for polysilicon cold hydrogenation device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117654065A (en) * 2024-02-02 2024-03-08 浙江赛勒新能源材料有限公司 Silicon tetrachloride vaporization system and vaporization process for polysilicon cold hydrogenation device
CN117654065B (en) * 2024-02-02 2024-04-26 浙江赛勒新能源材料有限公司 Silicon tetrachloride vaporization system and vaporization process for polysilicon cold hydrogenation device

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