Evaporation concentration system of new technology for preparing alkali by total halogen
Technical Field
The utility model relates to an evaporative concentration system especially relates to an evaporative concentration system of total halogen system alkali new technology.
Background
In the process of adopting mechanical vapor recompression to prepare the perhalogenated alkali, the reaction liquid is often required to be evaporated and concentrated, and the specific principle is that the solvent is evaporated under the normal pressure condition by heating, and the concentration of the solution is continuously increased.
The evaporation and concentration device disclosed in the prior art is mostly carried out in an evaporation kettle, steam is adopted for heating, and solvent steam is liquefied into solution which can be recycled after being cooled.
However, the evaporation concentration system disclosed in the prior art usually adopts a single pipeline type evaporation, i.e. the solvent molecules enter a cooling device from a single pipeline for cooling, and the defects of the method are that:
the cooling area is small, solvent molecules cannot be fully condensed, the condensing time is long, and further more hot steam is needed to form and provide heat energy to form the solvent gas.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an evaporative concentration system of total halogen alkali making new technology is provided.
The utility model discloses a solve above-mentioned technical problem through following technical scheme:
an evaporation concentration system of a new technology for preparing alkali by total halogen comprises an evaporation kettle, wherein a plurality of evaporated liquid condensation components are communicated with the evaporation kettle;
the evaporated liquid condensing assembly comprises a condensing kettle, the top of the evaporating kettle is communicated with a condensing pipe, the condensing pipe penetrates through the top of the condensing kettle, the condensing pipe is communicated with a plurality of condensing mechanisms, and the condensing mechanisms are positioned in the condensing kettle;
the condensing mechanism comprises a condensing disc communicated with a condensing pipe, a condensing cavity is formed in the condensing disc, the outer side wall of the condensing disc is communicated with a plurality of annular pipelines, a plurality of condensing balls are annularly distributed on the annular pipelines, and the plurality of condensing balls are distributed on the annular pipelines in an upper layer and a lower layer;
the condensing ball is obliquely communicated with the annular pipeline;
the evaporation concentration system of the new technology for preparing the total halogenated soda also comprises a vacuum component matched with the evaporated liquor condensation component, and vacuum is formed in the condensation kettle through the vacuum component.
Further, the evaporation kettle comprises a kettle body, wherein a jacket is arranged on the kettle body, and the jacket is used for introducing hot steam to heat the kettle body.
Furthermore, 6 evaporating liquid condensing assemblies are communicated with the evaporation kettle;
and 6 evaporative liquid condensing assemblies are distributed on the top of the evaporation kettle in an annular array.
Furthermore, the condensing pipe is communicated with two condensing mechanisms which are arranged at intervals up and down.
Further, the lateral wall of condensate tray intercommunication has a plurality of side end pipe, side end pipe intercommunication is on the inside wall of ring conduit.
Furthermore, a plurality of the condensation balls are distributed at the upper end and the lower end of the annular pipeline in an annular array distribution mode;
the condensing ball is communicated with the annular pipeline through a pipeline;
the condensing ball at the upper end of the annular pipeline is obliquely arranged upwards, and the condensing ball at the lower end of the annular pipeline is obliquely arranged downwards.
Further, the vacuum assembly comprises an annular vacuum pipeline which faces downwards and is communicated with the top of the condensation kettle through a side pipeline;
the annular vacuum pipeline is communicated with a vacuum pump;
a plurality of vacuum through holes are formed in the condensation pipe and are located in the condensation kettle.
Further, the condenser pipe is connected with a valve.
Compared with the prior art, the utility model discloses an evaporative concentration system of total brine system alkali new technology has following beneficial effect:
the utility model discloses an evaporation concentration system of a new technology for preparing alkali by total halogen, which comprises an evaporation kettle, wherein a plurality of evaporated liquid condensation components are communicated with the evaporation kettle; the evaporated liquid condensing assembly comprises a condensing kettle, the top of the evaporating kettle is communicated with a condensing pipe, the condensing pipe penetrates through the top of the condensing kettle, the condensing pipe is communicated with a plurality of condensing mechanisms, and the condensing mechanisms are positioned in the condensing kettle; the condensing mechanism comprises a condensing disc communicated with a condensing pipe, a condensing cavity is formed in the condensing disc, the outer side wall of the condensing disc is communicated with a plurality of annular pipelines, a plurality of condensing balls are annularly distributed on the annular pipelines, and the plurality of condensing balls are distributed on the annular pipelines in an upper layer and a lower layer; the condensing ball is obliquely communicated with the annular pipeline; the evaporation concentration system of the new technology for preparing the total halogenated soda also comprises a vacuum component matched with the evaporated liquor condensation component, and vacuum is formed in the condensation kettle through the vacuum component.
The condensation area of increasing solvent steam is realized through above-mentioned evaporation concentration system, and concrete solvent steam cools off in order shunting to different condenser pipes, reentrant the big condensation ball of surface area, and this mode has improved concentrated refrigerated efficiency, has saved the energy consumption.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an evaporative liquid condensing assembly according to an embodiment of the present invention;
fig. 3 is a top view of the embodiment of the present invention shown in fig. 1;
FIG. 4 is a schematic view of the connection between the condensing ball and the circular pipeline in the embodiment of the present invention;
fig. 5 is a schematic structural diagram of a condensing mechanism in an embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
As shown in fig. 1-5, an evaporation concentration system of a new technology for making soda by total halogen comprises an evaporation kettle 1, wherein the evaporation kettle 1 is a reaction kettle conventionally used for evaporating a solvent in the prior art, a feeding end is arranged at the top of the evaporation kettle 1, and a discharging end is arranged at the bottom of the evaporation kettle 1.
The utility model discloses on 1 basis of current evaporation cauldron, for increasing evaporation concentration efficiency, carry out following institutional advancement:
a plurality of evaporated liquid condensing assemblies 3 are communicated with the evaporation kettle 1; specifically, 6 evaporating liquid condensing assemblies 3 are communicated with an evaporation kettle 1; 6 evaporating liquid condensing assemblies 3 are distributed on the top of the evaporating kettle 1 in an annular array.
Evaporating liquid condensing unit 3 includes condensation kettle 31, the top intercommunication of evaporation kettle 1 has condenser pipe 2, condenser pipe 2 runs through condensation kettle 31's top, the intercommunication has two condensing mechanism 32 that upper and lower interval set up on condenser pipe 2. The condensing mechanisms 32 are all positioned in the condensing kettle 31. The condensing kettle 31 is a kettle body conventionally used for condensation disclosed in the prior art, and is provided with a jacket filled with frozen brine for cooling.
The condensing mechanism 32 comprises a condensing disc 322 communicated with the condensing pipe 2, a condensing cavity is arranged in the condensing disc 322, the outer side wall of the condensing disc 322 is communicated with a plurality of annular pipelines 321, a plurality of condensing balls 324 are annularly distributed on the annular pipelines 321, and the plurality of condensing balls 324 are distributed on the annular pipelines 321 in an upper layer and a lower layer; the outer side wall of the condensate tray 322 is communicated with a plurality of side end pipes 323, and the side end pipes 323 are communicated with the inner side wall of the annular pipeline 321. Meanwhile, the condensing ball 324 is disposed in inclined communication with the circular pipe 321. A plurality of the condensing balls 324 are distributed at the upper end and the lower end of the annular pipeline 321 in an annular array distribution mode; the condensing ball 324 is communicated with the annular pipeline 321 through a pipeline 3241; the condensing ball 324 at the upper end of the annular pipe 321 is arranged obliquely upwards, and the condensing ball 324 at the lower end of the annular pipe 321 is arranged obliquely downwards; the annular pipeline 321 is provided with a plurality of liquid discharge holes, condensed liquid flows out of the condensing mechanism 32 through the liquid discharge holes and is collected in the condensing kettle 31, and the condensing kettle 31 is provided with liquid outlet holes and a liquid outlet valve.
The evaporation concentration system of the new technology for preparing the total halogenated soda further comprises a vacuum component matched with the evaporated liquor condensation component 3, and vacuum is formed in the condensation kettle 31 through the vacuum component.
The vacuum assembly comprises an annular vacuum pipeline 4, and the annular vacuum pipeline 4 is communicated with the top of the condensation kettle 31 through a side pipeline 41 downwards; the annular vacuum pipeline 4 is communicated with a vacuum pump 42; meanwhile, a plurality of vacuum through holes 21 are formed in the condensation pipe 2, and the vacuum through holes 21 are located in the condensation kettle 31. The condensation pipe 2 is connected with a valve.
The utility model discloses a full bittern system alkali new technology's evaporative concentration system's specific process as follows:
let in hot steam on evaporating pot 1 according to current mode, at this moment, the solvent molecule heating in the evaporating pot 1 forms steam, steam enters into condensing pot 31 respectively from 6 condenser pipe 2 in, at this moment, steam enters into in the lime set 322, enters into condensation ball 324 along side end pipe 323 from lime set 322 in (condensation ball 324 adopts glass material, inside has the cavity), realize increasing the condensation area through this mode, steam can be by abundant condensation.
Secondly, the vacuum assembly of condensation kettle 31 top intercommunication can realize, when needs decompression concentration, opens vacuum pump 42, all condensation kettle 31 mesomorphic vacuum, simultaneously, because of condenser pipe 2 passes through vacuum through-hole 21 and evaporation kettle 1 formation vacuum, and then realizes the decompression concentration of solvent.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.