CN207192816U - The continuous blowdown mechanism of sodium sulphate production evaporator - Google Patents

The continuous blowdown mechanism of sodium sulphate production evaporator Download PDF

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Publication number
CN207192816U
CN207192816U CN201721137542.9U CN201721137542U CN207192816U CN 207192816 U CN207192816 U CN 207192816U CN 201721137542 U CN201721137542 U CN 201721137542U CN 207192816 U CN207192816 U CN 207192816U
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China
Prior art keywords
inner cylinder
big chamber
chamber head
outer barrel
cylinder
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CN201721137542.9U
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Chinese (zh)
Inventor
彭诗谷
李伟
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SICHUAN TONGQING NANFENG CO Ltd
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SICHUAN TONGQING NANFENG CO Ltd
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Abstract

The utility model discloses the continuous blowdown mechanism of sodium sulphate production evaporator, including the inner cylinder and outer barrel being vertically arranged, the upper end of outer barrel is fixed with big chamber head, the lower end of inner cylinder is stretched into big chamber head, the upper end palette of big chamber head is on the outer wall of inner cylinder, there is spacing, the lower surface of in the vertical direction inner cylinder is higher than the upper surface of outer barrel between the lower surface of big chamber head and the lower surface of inner cylinder;The inwall of described big chamber head and the outer wall of inner cylinder lower end, which are formed, extracts cavity, extracts in cavity and is provided with multiple filters, and the top for extracting cavity is provided with and detaches cylinder, detaches and the machine of detaching is provided with cylinder;Described filter is obliquely installed and one end of close big chamber head inwall is low, and place below filter is provided with the connecting tube being connected with outer barrel on big chamber head wall.The beneficial effects of the utility model are:The discharge efficiency of mother liquor in glauber salt production is improved, the sodium sulphate caused by mother liquor discharges is reduced and wastes.

Description

The continuous blowdown mechanism of sodium sulphate production evaporator
Technical field
It the utility model is related to the continuous row of glauber salt Quality Control Technology field, particularly sodium sulphate production evaporator Dirty mechanism.
Background technology
Sichuan is the maximum place of national anhydrous sodium sulfate storage level.And the anhydrous sodium sulfate in Sichuan is with glauberite Form is present, and two kinds of main components of glauberite are sodium sulphate and calcium sulfate, in the production technology of traditional anhydrous sodium sulfate, opens Adopt glauberite and glass gall is mainly obtained using Cavern Solution Mining legal system, be concentrated by evaporation after purified, sulphur is formed in evaporation process Sour sodium crystallization, while because the concentration containing impurity such as sodium chloride, sodium carbonate, sodium hydroxides in glass gall is also stepped up, impurity contains Product quality can be caused to have a strong impact on after amount rise, so must carry out mother liquor discharge reduces impurity content, stable prod matter Amount.In last process, crystallization typically is evaporated to the liquid with sodium sulphate, eventually formed containing sodium sulfate crystal Liquid, existing mode is, after filtering, directly discharges waste liquid.Although most sodium sulfate crystal is filtered, It is still to have many sodium sulfate crystals to be lost in waste liquid, these sodium sulfate crystals being lost in can still cause no small waste, It is inconvenient for operation and filter plant easily blocks, poor continuity.Even if waste liquid is carried out into secondary use, but because sodium sulphate contains Measure low, the cost height of secondary use.
The utility model provides the continuous blowdown mechanism of sodium sulphate production evaporator, practical, perfect and easily Solves above mentioned problem.
Utility model content
The shortcomings that the purpose of this utility model is to overcome prior art, there is provided improve sodium sulfate concentration in waste liquid, be easy to The continuous blowdown mechanism of the sodium sulphate production evaporator of secondary use.
The purpose of this utility model is achieved through the following technical solutions:The continuous blowdown machine of sodium sulphate production evaporator Structure, including the inner cylinder and outer barrel being vertically arranged, the upper end of outer barrel are fixed with big chamber head, and the lower end of inner cylinder is stretched into big chamber head, The upper end palette of big chamber head has spacing on the outer wall of inner cylinder between the lower surface of big chamber head and the lower surface of inner cylinder, The lower surface of in the vertical direction inner cylinder is higher than the upper surface of outer barrel;
The inwall of described big chamber head and the outer wall of inner cylinder lower end, which are formed, extracts cavity, extracts in cavity and is provided with multiple mistakes Filter plate, the top for extracting cavity are provided with and detach cylinder, detaches and the machine of detaching is provided with cylinder;
Described filter is obliquely installed and one end of close big chamber head inwall is low, is located on big chamber head wall under filter Square place is provided with the connecting tube being connected with outer barrel.
The internal diameter of described outer barrel is more than the internal diameter of inner cylinder.
The described concentric setting of outer barrel and inner cylinder.
The waste liquid containing sodium sulfate crystal is each filled with described inner cylinder, outer barrel and big chamber head.
The lower end of described outer barrel is connected on high concentration sodium sulfate collector.
The utility model has advantages below:The structure setting of inner cylinder and outer barrel, make the larger sodium sulfate crystal of particle from Directly fallen in inner cylinder in outer barrel, and the structure of big chamber head and its inside, will contain sodium carbonate, sodium hydroxide, sodium chloride and The less sodium sulfate crystal of particle enters together to be extracted in cavity, then makes the smaller sulphur of particle by inclined filter and connecting tube Sour sodium crystal enters in outer barrel, so that the fluid sulphuric acid na concn in outer barrel is high, is easy to partially liq secondary recovery profit With it is achieved thereby that the recycling in the case of low cost to waste liquid, cost-effective.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
In figure, 1-inner cylinder, 2-outer barrel, 3-big chamber head, 4-extract cavity, 5-filter, 6-extract cylinder, 7-even Adapter.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings, the scope of protection of the utility model be not limited to It is lower described:
As shown in figure 1, the continuous blowdown mechanism of sodium sulphate production evaporator, including the inner cylinder 1 and outer barrel being vertically arranged 2, the upper end of outer barrel 2 is fixed with big chamber first 3, and the lower end of inner cylinder 1 is stretched into 3 in big chamber head, and the upper end palette of big chamber first 3 exists On the outer wall of inner cylinder 1, there is spacing between the lower surface of big chamber first 3 and the lower surface of inner cylinder 1, in the vertical direction inner cylinder 1 Lower surface is higher than the upper surface of outer barrel 2;
The inwall of described big chamber first 3 and the outer wall of the lower end of inner cylinder 1, which are formed, extracts cavity 4, is provided with extraction cavity 4 more Individual filter 5, the top of extraction cavity 4, which is provided with, detaches cylinder 6, detaches in cylinder 6 and is provided with the machine of detaching;
Described filter 5 is obliquely installed and one end of first 3 inwall of close big chamber is low, positioned at filtering on first 3 wall of big chamber The connecting tube 7 being connected with outer barrel 2 is provided with the lower section of plate 5.
In the present embodiment, the internal diameter of described outer barrel 2 is more than the internal diameter of inner cylinder 1.Described outer barrel 2 and inner cylinder 1 is concentric Set.It is easy to bulky grain sodium sulfate crystal in inner cylinder 1 directly to fall in outer barrel 2.
Further, the lower end of described outer barrel 2 is connected on high concentration sodium sulfate collector.
During work, the waste liquid containing sodium sulfate crystal is each filled with inner cylinder 1, outer barrel 2 and big chamber first 3, big in inner cylinder 1 Grain sodium sulfate crystal directly fall in outer barrel 2, in the presence of cylinder 6 is detached, containing little particle sodium sulfate crystal, sodium carbonate, The liquid of sodium hydroxide sodium chloride, which enters, to be extracted in cavity 4, in the case of multiple layerings of filter 5, respectively by difference The little particle sodium sulfate crystal filtering of diameter, little particle sodium sulfate crystal are gradually gathered in connecting tube 5 along inclined filter 5 The mouth of pipe at, finally flow into again in outer barrel 2, the fluid sulphuric acid sodium crystal concentration in last outer barrel 2 is very high, and these liquid are received Storage is collected, and carries out after-treatment, and because sodium sulfate concentration is high, after-treatment is that cost is low.
Described above is only preferred embodiment of the present utility model, it should be understood that the utility model is not limited to herein Disclosed form, the exclusion to other embodiment is not to be taken as, and can be used for various other combinations, modification and environment, and It can be modified in contemplated scope described herein by the technology or knowledge of above-mentioned teaching or association area.And this area The change and change that personnel are carried out do not depart from spirit and scope of the present utility model, then all should be in right appended by the utility model It is required that protection domain in.

Claims (5)

1. the continuous blowdown mechanism of sodium sulphate production evaporator, it is characterised in that:Including the inner cylinder being vertically arranged(1)And outer barrel (2), outer barrel(2)Upper end be fixed with big chamber head(3), inner cylinder(1)Lower end stretch into big chamber head(3), big chamber head(3)It is upper Palette is held in inner cylinder(1)Outer wall on, big chamber head(3)Lower surface and inner cylinder(1)Lower surface between there is spacing, Inner cylinder on vertical direction(1)Lower surface be higher than outer barrel(2)Upper surface;
Described big chamber head(3)Inwall and inner cylinder(1)The outer wall of lower end, which is formed, extracts cavity(4), extract cavity(4)Interior setting There are multiple filters(5), extract cavity(4)Top be provided with and detach cylinder(6), detach cylinder(6)Inside it is provided with the machine of detaching;
Described filter(5)It is obliquely installed and close to big chamber head(3)One end of inwall is low, in big chamber head(3)It was located on wall Filter plate(5)It is provided with lower section and outer barrel(2)The connecting tube being connected(7).
2. the continuous blowdown mechanism of sodium sulphate production evaporator according to claim 1, it is characterised in that:Described is outer Cylinder(2)Internal diameter be more than inner cylinder(1)Internal diameter.
3. the continuous blowdown mechanism of sodium sulphate production evaporator according to claim 2, it is characterised in that:Described is outer Cylinder(2)And inner cylinder(1)Concentric setting.
4. the continuous blowdown mechanism of sodium sulphate production evaporator according to claim 3, it is characterised in that:Described is interior Cylinder(1), outer barrel(2)With big chamber head(3)Inside it is each filled with the waste liquid containing sodium sulfate crystal.
5. the continuous blowdown mechanism of sodium sulphate production evaporator according to claim 1, it is characterised in that:Described is outer Cylinder(2)Lower end be connected on high concentration sodium sulfate collector.
CN201721137542.9U 2017-09-06 2017-09-06 The continuous blowdown mechanism of sodium sulphate production evaporator Active CN207192816U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721137542.9U CN207192816U (en) 2017-09-06 2017-09-06 The continuous blowdown mechanism of sodium sulphate production evaporator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721137542.9U CN207192816U (en) 2017-09-06 2017-09-06 The continuous blowdown mechanism of sodium sulphate production evaporator

Publications (1)

Publication Number Publication Date
CN207192816U true CN207192816U (en) 2018-04-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721137542.9U Active CN207192816U (en) 2017-09-06 2017-09-06 The continuous blowdown mechanism of sodium sulphate production evaporator

Country Status (1)

Country Link
CN (1) CN207192816U (en)

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