CN204319821U - A kind of sodium acid carbonate crystallizer containing central tube - Google Patents
A kind of sodium acid carbonate crystallizer containing central tube Download PDFInfo
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- CN204319821U CN204319821U CN201420741883.7U CN201420741883U CN204319821U CN 204319821 U CN204319821 U CN 204319821U CN 201420741883 U CN201420741883 U CN 201420741883U CN 204319821 U CN204319821 U CN 204319821U
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- central tube
- acid carbonate
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Abstract
The utility model belongs to and relates to gas cleaning production field, be specifically related to the preparation field of sodium acid carbonate in sodium acid carbonate production and saltcake alkaline, particularly relate to a kind of sodium acid carbonate crystallizer containing central tube, characterized by further comprising: rolling bearing, stirring turbine, stirrer paddle, the second stirring blade and teeter column, described rolling bearing, stirring turbine, stirrer paddle, the second stirring blade are connected successively with teeter column, and the affiliated paddle of the second stirring blade is 1:2 with the ratio of the radius of stirring blade.
Description
Technical field
The utility model belongs to and relates to gas cleaning production field, is specifically related to the preparation field of sodium acid carbonate in sodium acid carbonate production and saltcake alkaline, particularly relates to a kind of sodium acid carbonate crystallizer containing central tube.
Background technology
The utility model is the system that a kind of sodium acid carbonate is produced, and wherein relate generally to reactive crystallization, reactive crystallization refers to gas and liquid or carries out the process that chemical reaction produces indissoluble or insoluble solid matter between liquid and liquid.Reaction-crystallization method can make some easily generate material and other compound separation of precipitation, thus reaches the object of purifying.Reaction crystallization process has the feature of high selectivity, is usually used in the separating-purifying of product.
Consersion unit internal temperature, solution ph easily control.Reaction crystalizer structure is simple, energy consumption is low, and grain size number is evenly distributed, can the higher megacryst of production purity on request, and crystal grain is evenly easy to filter, and is a very large raising to the quality of product.
Reaction crystalizer inwall and guide shell is partially polished can join crystal cancellation element to reduce knot wall phenomenon; Top micro crystal becomes supersaturated solution and returns crystallizer continuation crystallization after entering thin brilliant arrester.
For a long time, in the production of chemical industry sodium acid carbonate, reaction crystalizer pattern generally adopts autoclave full-mixing type crystallizer or crystal growth type crystallizer.
If the patent No. is for being CN200910102719.5, utility model name is called: a kind of iodine crystallizer, and its feature comprises (1) crystallizer inside and adopts steel mesh PO as liner; (2) chain-wales is set up at the crystallizer cone end; (3) crystallizer has multiple oxidant addition point; (4) agitator of crystallizer is variable frequency adjustment pattern, and the feature according to Crystallization process changes agitator frequency; (5) crystallizer wall has eyesight; (6) hydraulic barrier is equipped with in crystallizer inside, make between crystal or crystal and wall, agitator etc. collide time produce tiny crystal grains and induce secondary nucleation occurs, allow the specific crystalline form of Crystallization.
If the patent No. is CN201020275105.5; utility model name is called: crystallizer copper pipe protector of continuous casting; summary is: the utility model relates to a kind of crystallizer copper pipe protector of continuous casting; it comprises crystallizer copper pipe the latter half inside dress crystallizer copper pipe protection lasso; in this protection lasso, vertical setting of types puts a cooling in heap steel; cold steel is inserted in iron filings, and iron filings spreading is on the plank pad of dummy bar end, and the dummy bar head of dummy bar enters crystallizer copper pipe protection lasso through plank pad.
And for example the patent No. is CN201320826851.2, utility model name is called: crystallizer stirring motor summary is: the utility model discloses a kind of can the crystallizer of batch crystallisation with what stir liftout attachment, comprise gripper shoe, electromagnetic cavity, crystallizer and hydraulic press, bottom gripper shoe, be fixedly connected with hydraulic press; Gripper shoe is fixedly installed fore-set support bar, fore-set support bar top is fixedly connected with fore-set; Fore-set is arranged on crystalliser feet; Crystallizer side is provided with cooling water pipe, and cooling water pipe arranged outside has electromagnetic cavity; Crystallizer top is provided with connecting plate for electric motor, and connecting plate for electric motor bottom is fixedly installed stirring motor, and stirring motor is provided with shaft, and shaft is provided with paddle.
Utility model content
In order to solve defect of the prior art, a kind of sodium acid carbonate crystallizer containing central tube that the utility model provides.
A kind of sodium acid carbonate crystallizer containing central tube, it is characterized in that comprising: reactor body, liquid inlet opening, feeding-in solid body mouth, exhaust outlet, discharging opening, elutriation returning charge mouth, solubilizing reaction district, central tube, growth district, magma district and crystal region, described exhaust outlet is arranged on the top on the right side of reactor body, affiliated feeding-in solid body mouth is arranged on the top in the left side of reactor theme, described discharging opening is arranged on the bottom of reaction crystalizer, described elutriation returning charge mouth is arranged on the right side in magma district, described solubilizing reaction district is provided with liquid inlet opening, described central tube, described growth district, magma district and crystal region set gradually from top to bottom, described central tube is arranged on the inside in described growth district.
Described crystallizer equipment barrel height and the ratio of device diameters are 4:2.
A kind of sodium acid carbonate crystallizer containing central tube, characterized by further comprising: rolling bearing, stirring turbine, stirrer paddle, the second stirring blade and teeter column, described rolling bearing, stirring turbine, stirrer paddle, the second stirring blade are connected successively with teeter column, and the affiliated paddle of the second stirring blade is 1:2 with the ratio of the radius of stirring blade.
Paddle in described central tube is 1 to 3 with the ratio of the radius of the stirring blade of crystallizer.
Described paddle comprises the identical blade of two panels.
The top of the profile of described reactor body is the circular cylinder body with ellipse head, and the middle and lower part of reactor body is the circular cylinder body with inverted round stage, and the bottom of reactor body is the magma district of collecting leg with magma.
Described a kind of sodium acid carbonate crystallizer containing central tube, it is characterized in that: described reaction crystalizer technology controlling and process is specially: on the sodium salt solution of a. first liquid pipeline before entering reaction crystalizer, by electromagnetic flowmeter and the chain stability contorting realizing flow of pneumatic control valve, entering of solid ammonium bicarbonate, is controlled to enter reaction crystalizer through rotary valve by the chain realization of feed rate of belt conveyer scale and sodium salt, solid freezes returning of salt, then return through spiral or belt conveyor after being separated by horizontal conjunction plug two-stage material-pushing centrifuge or vacuum band-type filter machine, under normal condition, flow is basicly stable, do not need special control, b. the control of the temperature of this reaction crystalizer, because the feeding temperature of the various material of this crystallizer is all different, so the temperature by adjusting charging sodium salt solution just can realize the stability contorting (35 DEG C-40 DEG C) of whole mould temperature, and do not need external heat exchanger, in the whole temperature controlled design of this reaction crystalizer, due to the heat release of metathesis reaction and the crystallization heat of sodium acid carbonate crystallization all less, so generally ignore, c., after all materials enter reaction crystalizer, the reaction dissolve area dissolution of solid on crystallizer top also reacts with sodium salt, after enter middle part crystallization to be situated between steady and growth district, finally enter the magma district of bottom, and be pumped out feeding centrifuge and realize Separation of Solid and Liquid, d. because applied for reaction crystalizer is continuous crystalizer, so process described above is all synchronously carried out in the actual moving process of equipment, just whole system is allowed to realize a kind of dynamic equilibrium by rational technology controlling and process, solid ammonium bicarbonate blanking is by rotary valve and belt weigher is chain, belt weigher and liquid sodium salt feed rate is chain realizes the stable of charging.
Described a kind of sodium acid carbonate crystallizer containing central tube, is characterized in that: when producing reaction, sodium salt solution feed rate per hour: 6.5 m
3-7m
3, feeding temperature: 50 DEG C-60 DEG C.
Described a kind of sodium acid carbonate crystallizer containing central tube, is characterized in that: when producing reaction, solid ammonium bicarbonate inventory: 2.2t/h, temperature: environment temperature; Solid freezes salt back amount: 4t/h, temperature: 0 DEG C; Sodium acid carbonate discharging discharging flow per hour: 9 m
3-10m
3.
the beneficial effects of the utility model:
The utility model is the system that a kind of sodium acid carbonate is produced, and wherein relate generally to reactive crystallization, reactive crystallization refers to gas and liquid or carries out the process that chemical reaction produces indissoluble or insoluble solid matter between liquid and liquid.Reaction-crystallization method can make some easily generate material and other compound separation of precipitation, thus reaches the object of purifying.Reaction crystallization process has the feature of high selectivity, is usually used in the separating-purifying of product.
Consersion unit internal temperature, solution ph easily control.Reaction crystalizer structure is simple, energy consumption is low, and grain size number is evenly distributed, can the higher megacryst of production purity on request, and crystal grain is evenly easy to filter, and is a very large raising to the quality of product.
Reaction crystalizer inwall and guide shell is partially polished can join crystal cancellation element to reduce knot wall phenomenon; Top micro crystal becomes supersaturated solution and returns crystallizer continuation crystallization after entering thin brilliant arrester.
The utility model is the combination of a kind of complete mixed type crystallizer and growing crystallizer.Existing complete mixed type mold structure is simple, equipment takes up an area little, that operation controls easily, operational efficiency is high advantage, embodies again growing crystallizer crystal grain to a great extent relatively thick, the advantage that Lens capsule is relatively uniform.
reference numeral:
Reactor body 1, liquid inlet opening 102, feeding-in solid body mouth 103, exhaust outlet 104, discharging opening 105, elutriation returning charge mouth 106, solubilizing reaction district 2, central tube 3, growth district 4, magma district 5, crystal region 6, rolling bearing 7, stirring turbine 8, stirrer paddle 9, second stirrer paddle 901, teeter column 10.
Fig. 1 is overall structure figure of the present utility model;
concrete embodiment:
embodiment 1:
A kind of sodium acid carbonate crystallizer containing central tube, it is characterized in that comprising: reactor body 1, liquid inlet opening 102, feeding-in solid body mouth 103, exhaust outlet 104, discharging opening 105, elutriation returning charge mouth 106, solubilizing reaction district 2, central tube 3, growth district 4, magma district 5 and crystal region 6, described exhaust outlet 104 is arranged on the top on the right side of reactor body 1, affiliated feeding-in solid body mouth 103 is arranged on the top in the left side of reactor theme 1, described discharging opening 105 is arranged on the bottom of reaction crystalizer 1, described elutriation returning charge mouth 106 is arranged on the right side in magma district 5, described solubilizing reaction district 2 is provided with liquid inlet opening 102, described central tube 3, described growth district 4, magma district 5 and crystal region 6 set gradually from top to bottom, described central tube 3 is arranged on the inside in described growth district 4.
Described crystallizer equipment barrel height and the ratio of device diameters are 4:2.
A kind of sodium acid carbonate crystallizer containing central tube, characterized by further comprising: rolling bearing 7, stirring turbine 8, stirrer paddle 9, second stirring blade 901 and teeter column 10, described rolling bearing 7, stirring turbine 8, stirrer paddle 9, second stirring blade 901 are connected successively with teeter column 10, and the affiliated paddle of the second stirring blade 901 is 1:2 with the ratio of the radius of stirring blade 9.
Paddle in described central tube 3 is 1 to 3 with the ratio of the radius of the stirring blade 9 of crystallizer.
Described paddle 9 comprises the identical blade of two panels.
The top of the profile of described reactor body 1 is the circular cylinder body with ellipse head, and the middle and lower part of reactor body 1 is the circular cylinder body with inverted round stage, and the bottom of reactor body 1 is the magma district 5 of collecting leg with magma.
embodiment 2:
A kind of sodium acid carbonate crystallizer containing central tube, it is characterized in that comprising: reactor body 1, liquid inlet opening 102, feeding-in solid body mouth 103, exhaust outlet 104, discharging opening 105, elutriation returning charge mouth 106, solubilizing reaction district 2, central tube 3, growth district 4, magma district 5 and crystal region 6, described exhaust outlet 104 is arranged on the top on the right side of reactor body 1, affiliated feeding-in solid body mouth 103 is arranged on the top in the left side of reactor theme 1, described discharging opening 105 is arranged on the bottom of reaction crystalizer 1, described elutriation returning charge mouth 106 is arranged on the right side in magma district 5, described solubilizing reaction district 2 is provided with liquid inlet opening 102, described central tube 3, described growth district 4, magma district 5 and crystal region 6 set gradually from top to bottom, described central tube 3 is arranged on the inside in described growth district 4.
Described crystallizer equipment barrel height and the ratio of device diameters are 4:2.
A kind of sodium acid carbonate crystallizer containing central tube, characterized by further comprising: rolling bearing 7, stirring turbine 8, stirrer paddle 9, second stirring blade 901 and teeter column 10, described rolling bearing 7, stirring turbine 8, stirrer paddle 9, second stirring blade 901 are connected successively with teeter column 10, and the affiliated paddle of the second stirring blade 901 is 1:2 with the ratio of the radius of stirring blade 9.
Paddle in described central tube 3 is 1 to 3 with the ratio of the radius of the stirring blade 9 of crystallizer.
Described paddle 9 comprises the identical blade of two panels.
The top of the profile of described reactor body 1 is the circular cylinder body with ellipse head, and the middle and lower part of reactor body 1 is the circular cylinder body with inverted round stage, and the bottom of reactor body 1 is the magma district 5 of collecting leg with magma.
Described a kind of sodium acid carbonate crystallizer containing central tube, it is characterized in that: described reaction crystalizer technology controlling and process is specially: on the sodium salt solution of a. first liquid pipeline before entering reaction crystalizer, by electromagnetic flowmeter and the chain stability contorting realizing flow of pneumatic control valve, entering of solid ammonium bicarbonate, is controlled to enter reaction crystalizer through rotary valve by the chain realization of feed rate of belt conveyer scale and sodium salt, solid freezes returning of salt, then return through spiral or belt conveyor after being separated by horizontal conjunction plug two-stage material-pushing centrifuge or vacuum band-type filter machine, under normal condition, flow is basicly stable, do not need special control, b. the control of the temperature of this reaction crystalizer, because the feeding temperature of the various material of this crystallizer is all different, so the temperature by adjusting charging sodium salt solution just can realize the stability contorting (35 DEG C-40 DEG C) of whole mould temperature, and do not need external heat exchanger, in the whole temperature controlled design of this reaction crystalizer, due to the heat release of metathesis reaction and the crystallization heat of sodium acid carbonate crystallization all less, so generally ignore, c., after all materials enter reaction crystalizer, the reaction dissolve area dissolution of solid on crystallizer top also reacts with sodium salt, after enter middle part crystallization to be situated between steady and growth district, finally enter the magma district of bottom, and be pumped out feeding centrifuge and realize Separation of Solid and Liquid, d. because applied for reaction crystalizer is continuous crystalizer, so process described above is all synchronously carried out in the actual moving process of equipment, just whole system is allowed to realize a kind of dynamic equilibrium by rational technology controlling and process, solid ammonium bicarbonate blanking is by rotary valve and belt weigher is chain, belt weigher and liquid sodium salt feed rate is chain realizes the stable of charging.
Described a kind of sodium acid carbonate crystallizer containing central tube, is characterized in that: when producing reaction, sodium salt solution feed rate per hour: 6.5 m
3-7m
3, feeding temperature: 50 DEG C-60 DEG C.
Described a kind of sodium acid carbonate crystallizer containing central tube, is characterized in that: when producing reaction, solid ammonium bicarbonate inventory: 2.2t/h, temperature: environment temperature; Solid freezes salt back amount: 4t/h, temperature: 0 DEG C; Sodium acid carbonate discharging discharging flow per hour: 9 m
3-10m
3.
Claims (6)
1. the sodium acid carbonate crystallizer containing central tube, it is characterized in that comprising: reactor body (1), liquid inlet opening (102), feeding-in solid body mouth (103), exhaust outlet (104), discharging opening (105), elutriation returning charge mouth (106), solubilizing reaction district (2), central tube (3), growth district (4), magma district (5) and crystal region (6), described exhaust outlet (104) is arranged on the top on reactor body (1) right side, affiliated feeding-in solid body mouth (103) is arranged on the top in the left side of reactor theme (1), described discharging opening (105) is arranged on the bottom of reaction crystalizer (1), described elutriation returning charge mouth (106) is arranged on the right side of magma district (5), described solubilizing reaction district (2) is provided with liquid inlet opening (102), described central tube (3), described growth district (4), magma district (5) and crystal region (6) set gradually from top to bottom, described central tube (3) is arranged on the inside of described growth district (4).
2. a kind of sodium acid carbonate crystallizer containing central tube according to claim 1, is characterized in that: described crystallizer equipment barrel height and the ratio of device diameters are 4:2.
3. a kind of sodium acid carbonate crystallizer containing central tube according to claim 1, characterized by further comprising: rolling bearing (7), stirring turbine (8), stirrer paddle (9), the second stirring blade (901) and teeter column (10), described rolling bearing (7), stirring turbine (8), stirrer paddle (9), the second stirring blade (901) are connected successively with teeter column (10), and the ratio of the paddle of affiliated the second stirring blade (901) and the radius of stirring blade (9) is 1:2.
4. a kind of sodium acid carbonate crystallizer containing central tube according to claim 1, is characterized in that: the ratio of the radius of the paddle in described central tube (3) and the stirring blade (9) of crystallizer is 1 to 3.
5. a kind of sodium acid carbonate crystallizer containing central tube according to claim 3, is characterized in that: described paddle (9) comprises the identical blade of two panels.
6. a kind of sodium acid carbonate crystallizer containing central tube according to claim 1, it is characterized in that: the top of the profile of described reactor body (1) is the circular cylinder body with ellipse head, the middle and lower part of reactor body (1) is the circular cylinder body with inverted round stage, and the bottom of reactor body (1) is the magma district (5) of collecting leg with magma.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741883.7U CN204319821U (en) | 2014-12-02 | 2014-12-02 | A kind of sodium acid carbonate crystallizer containing central tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741883.7U CN204319821U (en) | 2014-12-02 | 2014-12-02 | A kind of sodium acid carbonate crystallizer containing central tube |
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| CN204319821U true CN204319821U (en) | 2015-05-13 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104922927A (en) * | 2015-06-24 | 2015-09-23 | 中山安荞生物科技有限公司 | Biological crystallizer |
| CN108751233A (en) * | 2018-08-31 | 2018-11-06 | 顾正红 | A method of improving sodium bicarbonate grain size number |
| CN109694093A (en) * | 2018-12-13 | 2019-04-30 | 余小海 | A kind of heavy alkali high-efficiency production technology |
-
2014
- 2014-12-02 CN CN201420741883.7U patent/CN204319821U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104922927A (en) * | 2015-06-24 | 2015-09-23 | 中山安荞生物科技有限公司 | Biological crystallizer |
| CN108751233A (en) * | 2018-08-31 | 2018-11-06 | 顾正红 | A method of improving sodium bicarbonate grain size number |
| CN108751233B (en) * | 2018-08-31 | 2020-04-10 | 顾正红 | Method for improving sodium bicarbonate crystal size |
| CN109694093A (en) * | 2018-12-13 | 2019-04-30 | 余小海 | A kind of heavy alkali high-efficiency production technology |
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