CN207734616U - A kind of energy-saving concentration kettle producing anhydrous sodium sulfite - Google Patents
A kind of energy-saving concentration kettle producing anhydrous sodium sulfite Download PDFInfo
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- CN207734616U CN207734616U CN201721774671.9U CN201721774671U CN207734616U CN 207734616 U CN207734616 U CN 207734616U CN 201721774671 U CN201721774671 U CN 201721774671U CN 207734616 U CN207734616 U CN 207734616U
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- China
- Prior art keywords
- autoclave body
- insulating layer
- sodium sulfite
- anhydrous sodium
- energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The utility model embodiment discloses a kind of energy-saving concentration kettle producing anhydrous sodium sulfite, including autoclave body, its top side wall offers gas outlet, agitating shaft is arranged inside, its top and bottom is connect with stirring motor and escape pipe respectively, agitating paddle is installed on the agitating shaft in autoclave body, the first insulating layer is enclosed on the outside of autoclave body；Preheating cabinet, it is correspondingly arranged up and down with autoclave body, its outside and bottom side are both provided with the second insulating layer, second insulating layer is connected to the top of agitating shaft, the steam pipe of the gas outlet connection of autoclave body is inserted into respectively in the first insulating layer and the second insulating layer, the feed opening of preheating cabinet is connected by the feed inlet of conveyance conduit and autoclave body, is provided with rotary shaft in preheating cabinet, rotary shaft is connected to the second insulating layer.A kind of energy-saving concentration kettle producing anhydrous sodium sulfite of the utility model is simple in structure, not only saves energy, reduces production cost, and occupation area of equipment is small, and concentrated effect is good, and small processing workshop is suitble to use.
Description
Technical field
A kind of concentrator in being produced the utility model is related to chemical industry more particularly to a kind of anhydrous sulfurous acid of production
The energy-saving concentration kettle of sodium.
Background technology
Anhydrous sodium sulfite is also known as sulphur oxygen, is a kind of white crystals or white powder, odorless, purposes is very extensive.Chemistry
Industrially it is used as reducing agent and sulfonating agent；It is used as antichlor and bleaching agent in printing and dyeing industry；Also serve as the stabilizer of chemical fibre
And for film development etc..Widely used due to anhydrous sodium sulfite, more and more manufacturers start to produce
Anhydrous sodium sulfite.
The production method of traditional anhydrous sodium sulfite is that soda ash is configured to certain density lye, in absorption tower with
Solution of sodium bisulfite is obtained by the reaction in sulfur dioxide gas；Sodium sulfite hydrogen sodium solution neutralizes to obtain sodium sulfite molten using caustic soda
Liquid；Sodium sulfite solution enters inspissator concentration, steams moisture, obtains the suspension crystallized containing sodium sulfite；Inspissator is closed
Lattice material is put into centrifuge, realizes and is separated by solid-liquid separation, and solid (wet product sodium sulfite) enters pneumatic conveyer dryer, is obtained using heated-air drying
To finished product.
During concentration, since concentration kettle volume is larger, the steam of generation is more, if directly by discharge of steam,
Waste amount of heat, if preheated to sodium sulfite solution using heat, can generally use heat exchanger, condenser with
And various circulating pumps, not only equipment cost input is big, but also floor space is wide, is not suitable for midget plant and uses.
Utility model content
The technical problem to be solved by the embodiment of the utility model is, for sodium sulfite solution concentration process
In, since concentration kettle volume is larger, the steam of generation is more, and discharge of steam directly can be wasted amount of heat, and utilizes heat pair
Sodium sulfite solution is preheated, and not only equipment cost input is big, but also floor space is wide, and what unsuitable midget plant used asks
A kind of topic, it is proposed that energy-saving concentration kettle producing anhydrous sodium sulfite.
In order to solve the above-mentioned technical problem, the utility model embodiment, which provides, a kind of producing the energy saving of anhydrous sodium sulfite
The energy-saving concentration kettle of type concentration kettle, the production anhydrous sodium sulfite includes：Autoclave body, bottom and top offer discharging respectively
Mouthful and feed inlet, top side wall offer gas outlet, agitating shaft is arranged inside, agitating shaft is hollow structure, top and
Bottom is pierced by autoclave body, is connect respectively with stirring motor and escape pipe, and agitating paddle, agitating paddle are equipped on the agitating shaft in autoclave body
For hollow structure, it is connected to agitating shaft inside, the first insulating layer of hollow setting is enclosed on the outside of autoclave body；Preheating cabinet, with kettle
Body is correspondingly arranged up and down, and outside and the bottom side of preheating cabinet are both provided with hollow second insulating layer being connected to, and the second insulating layer passes through
Tracheae is connected to the top of agitating shaft, and the steam pipe of the gas outlet connection of autoclave body is inserted into the first insulating layer and the second insulating layer respectively
Interior, the top and bottom of preheating cabinet offer feeding mouth and feed opening, the charging that feed opening passes through conveyance conduit and autoclave body respectively
Mouth connects, and is provided with rotary shaft in preheating cabinet, the bottom of rotary shaft is connected to the second insulating layer across preheating cabinet, pacifies in rotary shaft
Equipped with hollow rotation oar, rotation oar is connected to rotary shaft.
Wherein, stirring motor is set in supporting rack, and supporting rack is installed between autoclave body and preheating cabinet, for fixed preheating
Case.
Wherein, multiple agitating paddles are installed, multiple agitating paddles are correspondingly arranged up and down on agitating shaft.
Wherein, the bottom of autoclave body is equipped with multiple heating tubes, and heating tube is connect with temperature controller.
Wherein, the bottom of the second insulating layer offers condensation-water drain.
Implement the utility model embodiment, has the advantages that：A kind of anhydrous sulfurous acid of production of the utility model
The energy-saving concentration kettle of sodium, by two insulating layers and two hollow shafts, by the reduced vapor in concentration kettle for pre-
Heating in the inside and outside preheating of hot tank and autoclave body, not only saves energy, and reduces production cost, and occupation area of equipment
Small, concentrated effect is good, and small processing workshop is suitble to use.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of structural schematic diagram of energy-saving concentration kettle producing anhydrous sodium sulfite provided by the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of energy-saving concentration kettle producing anhydrous sodium sulfite, refers to Fig. 1, and Fig. 1 is this
A kind of structural schematic diagram for energy-saving concentration kettle producing anhydrous sodium sulfite that utility model provides.The anhydrous sulfurous acid of the production
The energy-saving concentration kettle of sodium includes：Autoclave body 10, feed inlet 12, gas outlet 13, agitating shaft 14, stirring motor 15, goes out discharge port 11
Tracheae 16, agitating paddle 17, the first insulating layer 18, supporting rack 19, preheating cabinet 20, the second insulating layer 21, tracheae 22, steam pipe 23,
Feeding mouth 24, feed opening 25, conveyance conduit 26, rotary shaft 27, rotation oar 28, heating tube 29 and condensation-water drain 30.
The bottom and top of autoclave body 10 offer discharge port 11 and feed inlet 12 respectively, and top side wall offers gas outlet
13, be arranged inside agitating shaft 14, agitating shaft 14 is hollow structure, and top and bottom are pierced by autoclave body 10, respectively with stirring
Motor 15 and escape pipe 16 connect.Stirring motor 15 is set in supporting rack 19, and supporting rack 19 is installed on autoclave body 10 and preheating cabinet
Between 20, for fixing preheating cabinet 20.Multiple agitating paddles 17 being correspondingly arranged up and down are installed on the agitating shaft 14 in autoclave body 10,
Agitating paddle 17 is hollow structure, is connected to 14 inside of agitating shaft.The outside of autoclave body 10 is enclosed with the first insulating layer of hollow setting
18.The bottom of autoclave body 10 is equipped with multiple heating tubes 29, and heating tube 29 is connect with temperature controller (not shown), temperature controller
It is mountable on the outer wall of autoclave body 10 or in the Central Control Room in workshop.
Preheating cabinet 20 is correspondingly arranged with about 10 autoclave body, and outside and the bottom side of preheating cabinet 20 are both provided with hollow be connected to
The bottom of two insulating layers 21, the second insulating layer 21 offers condensation-water drain 30.Second insulating layer 21 is stirred by the connection of tracheae 22
The top of axis 27 is mixed, the steam pipe 23 that the gas outlet 13 of autoclave body 10 connects is inserted into the first insulating layer 18 and the second insulating layer 21 respectively
It is interior.The top and bottom of preheating cabinet 20 offer feeding mouth 24 and feed opening 25 respectively, feed opening 25 by conveyance conduit 26 with
The feed inlet 12 of autoclave body 10 connects.It is provided with rotary shaft 27 in preheating cabinet 20, the bottom of rotary shaft 27 passes through preheating cabinet 20 and the
Two insulating layers 21 are connected to, and are equipped with hollow rotation oar 28 in rotary shaft 27, rotation oar 28 is connected to rotary shaft 27.
When being concentrated to sodium sulfite solution, by sodium sulfite solution from feeding mouth 24 be circulated into preheating cabinet 20 into
Row preheating, is conveyed by conveyance conduit 26 in autoclave body 10 after preheating, carries out heating evaporation, and the steam of evaporation passes through steam
Pipe 23 is sent in the second insulating layer 21 of preheating cabinet 20 and in the first insulating layer 18 of autoclave body 10, is continued pre- to what is newly poured into
Sodium sulfite solution in hot tank 20 preheat and kept the temperature to autoclave body 10；Steam in second insulating layer 21 passes through gas
Pipe 22 enters in the rotary shaft 27 in the agitating shaft 14 in autoclave body 10 and in preheating cabinet 20, and preheating cabinet 20 interior to autoclave body 10
Heating and thermal insulation is carried out when interior liquid agitation；Autoclave body 10 concentrate after sodium sulfite crystallization suspension from the discharge port 11 of autoclave body 10
Output, the sodium sulfite solution after new preheating are input in autoclave body 10 out of preheating cabinet 20 again, carry out new round concentration.
Implement the utility model embodiment, has the advantages that：A kind of anhydrous sulfurous acid of production of the utility model
The energy-saving concentration kettle of sodium, by two insulating layers and two hollow shafts, by the reduced vapor in concentration kettle for pre-
Heating in the inside and outside preheating of hot tank and autoclave body, not only saves energy, and reduces production cost, and occupation area of equipment
Small, concentrated effect is good, and small processing workshop is suitble to use.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of energy-saving concentration kettle producing anhydrous sodium sulfite, which is characterized in that the section of the production anhydrous sodium sulfite
Can type concentration kettle include：
Autoclave body, bottom and top offer discharge port and feed inlet respectively, and top side wall offers gas outlet, is arranged inside
Have an agitating shaft, the agitating shaft is hollow structure, and top and bottom are pierced by the autoclave body, respectively with stirring motor and outlet
Pipe connects, and agitating paddle is equipped on the agitating shaft in the autoclave body, and the agitating paddle is inside hollow structure, with the agitating shaft
It is connected to, the first insulating layer of hollow setting is enclosed on the outside of the autoclave body；
Preheating cabinet is correspondingly arranged up and down with the autoclave body, and outside and the bottom side of the preheating cabinet are both provided with hollow the be connected to
Two insulating layers, second insulating layer are connected to the top of the agitating shaft, the gas outlet connection of the autoclave body by tracheae
Steam pipe be inserted into respectively in first insulating layer and second insulating layer, the top and bottom of the preheating cabinet are opened respectively
Equipped with feeding mouth and feed opening, the feed opening is connect by conveyance conduit with the feed inlet of the autoclave body, in the preheating cabinet
It is provided with rotary shaft, the bottom of the rotary shaft is connected to across the preheating cabinet with second insulating layer, in the rotary shaft
Hollow rotation oar is installed, the rotation oar is connected to the rotary shaft.
2. the energy-saving concentration kettle of production anhydrous sodium sulfite according to claim 1, which is characterized in that the stirring electricity
Machine is set in supporting rack, and support frame as described above is installed between the autoclave body and the preheating cabinet, for fixing the preheating cabinet.
3. the energy-saving concentration kettle of production anhydrous sodium sulfite according to claim 1, which is characterized in that the agitating shaft
On multiple agitating paddles are installed, multiple agitating paddles are correspondingly arranged up and down.
4. the energy-saving concentration kettle of production anhydrous sodium sulfite according to claim 1, which is characterized in that the autoclave body
Bottom is equipped with multiple heating tubes, and the heating tube is connect with temperature controller.
5. the energy-saving concentration kettle of production anhydrous sodium sulfite according to claim 1, which is characterized in that described second protects
The bottom of warm layer offers condensation-water drain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721774671.9U CN207734616U (en) | 2017-12-14 | 2017-12-14 | A kind of energy-saving concentration kettle producing anhydrous sodium sulfite |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721774671.9U CN207734616U (en) | 2017-12-14 | 2017-12-14 | A kind of energy-saving concentration kettle producing anhydrous sodium sulfite |
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| CN207734616U true CN207734616U (en) | 2018-08-17 |
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| CN201721774671.9U Active CN207734616U (en) | 2017-12-14 | 2017-12-14 | A kind of energy-saving concentration kettle producing anhydrous sodium sulfite |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110963534A (en) * | 2019-11-25 | 2020-04-07 | 怀化恒安石化有限公司 | Deep extraction and impurity removal device for production process of nickel nitrate product |
| CN112536006A (en) * | 2020-12-08 | 2021-03-23 | 萍乡宝海锌营养科技有限公司 | Energy-concerving and environment-protective zinc sulfate apparatus for producing |
| CN114907004A (en) * | 2022-04-06 | 2022-08-16 | 安徽科技学院 | Follow-on mud vacuum dehydration device |
-
2017
- 2017-12-14 CN CN201721774671.9U patent/CN207734616U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110963534A (en) * | 2019-11-25 | 2020-04-07 | 怀化恒安石化有限公司 | Deep extraction and impurity removal device for production process of nickel nitrate product |
| CN112536006A (en) * | 2020-12-08 | 2021-03-23 | 萍乡宝海锌营养科技有限公司 | Energy-concerving and environment-protective zinc sulfate apparatus for producing |
| CN112536006B (en) * | 2020-12-08 | 2022-05-10 | 萍乡宝海锌营养科技有限公司 | Energy-concerving and environment-protective zinc sulfate apparatus for producing |
| CN114907004A (en) * | 2022-04-06 | 2022-08-16 | 安徽科技学院 | Follow-on mud vacuum dehydration device |
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