CN208087378U - A kind of paper waste prepares the pretreatment unit of xylose hydrolysis fluid - Google Patents
A kind of paper waste prepares the pretreatment unit of xylose hydrolysis fluid Download PDFInfo
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- CN208087378U CN208087378U CN201820321788.XU CN201820321788U CN208087378U CN 208087378 U CN208087378 U CN 208087378U CN 201820321788 U CN201820321788 U CN 201820321788U CN 208087378 U CN208087378 U CN 208087378U
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- hydrolysis
- storage tank
- liquid storage
- electrodialysis
- kettle
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- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model discloses the pretreatment units that a kind of paper waste prepares xylose hydrolysis fluid, including raw material storage tank, dehvery pump, fine filtering, feed liquid storage tank, hydrolysis kettle, hydrolysis liquid storage tank, security personnel's filtering, electrodialysis, refined hydrolysis liquid storage tank.Hydrolysis kettle is connect with raw material storage tank by conveying pipeline, and centre is equipped with dehvery pump, fine filtering, feed liquid storage tank；Electrodialysis plant is connect with hydrolysis kettle by conveying pipeline, and centre is equipped with hydrolysis liquid storage tank, dehvery pump, security personnel's filtering；Electrodialysis is connect with refined hydrolysis liquid storage tank by conveying pipeline, and electrodialysis is equipped with water inlet pipe, acid/saline solution discharge pipe.The utility model goes out degranulation and colloid using fine filtering, then with after dilute acid hydrolysis hemicellulose and xylan, electrodialysis depickling desalination refines hydrolyzate, effect is good, and no acid and alkali consumption, device is simple, and operating cost is low, high degree of automation facilitates large-scale production, good in economic efficiency.
Description
Technical field
The utility model belongs to xylose preparation field, is related to the pretreatment dress that a kind of paper waste prepares xylose hydrolysis fluid
It sets.
Background technology
Xylose is a kind of functional sweetener, is the important source material for preparing human body carbohydate metabolism intermediate xylitol, can make
For diabetic's sugar substitutes.It is produced currently, xylose industrialized production mainly makees species stalk by phytase hydrolysis.Papermaking
Factory generates a large amount of waste water in wood material digestion process, and hemicellulose and xylan are contained in these paper wastes, and paper mill is logical
Waste water is directly often subjected to biochemical treatment, if hemicellulose and xylan can be hydrolyzed, separation and Extraction xylose can certain journey
Recycling waste on degree.It is mostly used diluted acid when hydrolyzed hemicellulose and xylan and opens glycosidic bond, but acid ion in solution
Follow-up workshop section's separation and Extraction and etching apparatus and pipeline are influenced, the salt ion that in addition paper waste contains influences crystallization and concentration.
Existing documents and materials point out, ion exchange can remove salinity and acid ion, but the disadvantage is that soda acid consumption is big and environmental issue
Protrusion, technique very complicated, efficiency are low, and production cost is high.
Utility model content
The purpose of this utility model is to provide the pretreatment units that a kind of paper waste prepares xylose hydrolysis fluid, pass through essence
Thin filtering, hydrolysis paper waste and electrodialysis depickling desalination, the process for refining of innovation chromatographic isolation extraction xylose leading portion.
To achieve the above object, the utility model uses following technical scheme：
A kind of paper waste prepares the pretreatment unit of xylose hydrolysis fluid, and device is mainly by raw material storage tank, dehvery pump, fine
Filtering, feed liquid storage tank, hydrolysis kettle, hydrolysis liquid storage tank, security personnel's filtering, electrodialysis, refined hydrolysis liquid storage tank composition；The hydrolysis
Kettle is connect with raw material storage tank by conveying pipeline, and centre is equipped with dehvery pump, fine filtering, feed liquid storage tank；The electrodialysis and water
Solution kettle is connected by conveying pipeline, and centre is equipped with hydrolysis liquid storage tank, dehvery pump, security personnel's filtering；The electrodialysis and refined hydrolyzate
Storage tank is connected by conveying pipeline, and electrodialysis is equipped with water inlet pipe, acid/saline solution discharge pipe.
Further, the hydrolysis kettle is manufactured by corrosion-resistant, pressure and temperature material, and hydrolysis kettle is equipped with automation and controls
When temperature, stirring, control, the program of meter volume and online refractive power concentration monitor, the acid hydrolysis of paper waste is controlled, before hydrolysis kettle
Visible particle and colloid in material liquid are removed equipped with fine filtering.
Further, among the electrodialysis it is freshwater room, freshwater room both sides are concentrated water room, and two concentrated water outsides are light
Hydroecium, cationic membrane are alternately arranged with anionic membrane and combine, and hydrolyzate is connect with freshwater room by conveying pipeline, and electrodialysis import is set
There is cartridge filter.
Preferably, the pipeline uses food-grade material.
After adopting the above technical scheme, the utility model has the advantages that：The utility model uses fine filtering
Go out degranulation and colloid, then with after dilute acid hydrolysis hemicellulose and xylan, electrodialysis depickling desalination refines hydrolyzate, effect
Good, no acid and alkali consumption, device is simple, and operating cost is low, high degree of automation, facilitates large-scale production, good in economic efficiency.
Description of the drawings
Fig. 1 is the connection diagram of the utility model.
Device primary clustering symbol description：1. raw material liquid storage tank；2. dehvery pump；3. fine filtering；4. feed liquid storage tank；5. water
Solve kettle；6. hydrolyzing liquid storage tank；7. dehvery pump；8. security personnel's filtering；9. electrodialysis；10. refined hydrolysis liquid storage tank.
Specific implementation mode
It is right in conjunction with the accompanying drawings and embodiments in order to make those skilled in the art more fully understand technical solutions of the utility model
The utility model is described in further detail.
As shown in Figure 1, a kind of paper waste provided in this embodiment prepares the pretreatment unit of xylose hydrolysis fluid, including original
Feed liquid storage tank 1, dehvery pump 2, fine filtering 3, feed liquid storage tank 4, hydrolysis kettle 5, hydrolysis liquid storage tank 6, dehvery pump 7, security personnel filtering 8,
Electrodialysis 9 and refined hydrolysis liquid storage tank 10 form.The raw material liquid storage tank 1 is connect with hydrolysis kettle 5 by conveying pipeline, is equipped with successively
Dehvery pump 2, fine filtering 3, feed liquid storage tank 4.The electrodialysis 9 is connected with hydrolysis kettle 5, refined hydrolysis storage tank 10 by pipeline respectively
It connects, is equipped with hydrolysis liquid storage tank 9, dehvery pump 7, security personnel's filtering 8 successively.It is freshwater room among the electrodialysis 9, freshwater room both sides are
Concentrated water room, two concentrated water outsides are freshwater room, and cationic membrane is alternately arranged with anionic membrane, and hydrolyzate passes through conveying with freshwater room
Pipe connects.
The depickling demineralizer process of utility model device is as follows：
(1), paper waste enters raw material storage tank 1, opens dehvery pump 2 and fine filtering 3 successively, after filtering paper waste into
Pan feeding liquid storage tank 4 squeezes into hydrolysis kettle 5 by dehvery pump, and it is poly- to open 5 automatic control system dilute acid hydrolysis hemicellulose of hydrolysis kettle, wood
Sugar, hydrolyzate enter in hydrolysis liquid storage tank 6.
(2), hydrolysis is transported to progress depickling desalting processing in electrodialysis by dehvery pump 7, security personnel's filtering 8, inorganic after energization
Ion directional migration passes through zwitterion film, water inlet inorganic ions, depickling desalination in concentrated water room and pole hydroecium carry away feed liquid
Feed liquid is through the refined hydrolysis liquid storage tank 10 of conveying pipeline afterwards.
The utility model depickling desalination rate is up to 95% or more, and xylose aqueous is up to 25% or more.
To sum up, utility model device is made thick hydrolyzate by fine filtering and hydrolysis kettle, with electrodialysis carries out water again
Liquid depickling desalination is solved, to realize that hydrolyzate refines purpose.Present apparatus flow is big, at low cost, and effect is good, suitable for promoting and applying.
The above, only the preferred embodiment of the utility model, but the field technology personnel are not it should be appreciated that departing from
In the spirit and scope of the utility model defined by the appended claims, the present invention can be made in form and details
Various change is the scope of protection of the utility model.
Claims (4)
1. a kind of paper waste prepares the pretreatment unit of xylose hydrolysis fluid, it is characterised in that：Device is mainly by raw material storage tank, defeated
Expect pump, fine filtering, feed liquid storage tank, hydrolysis kettle, hydrolysis liquid storage tank, security personnel's filtering, electrodialysis, refined hydrolysis liquid storage tank composition；
The hydrolysis kettle is connect with raw material storage tank by conveying pipeline, and centre is equipped with dehvery pump, fine filtering, feed liquid storage tank；Described
Electrodialysis plant is connect with hydrolysis kettle by conveying pipeline, and centre is equipped with hydrolysis liquid storage tank, dehvery pump, security personnel's filtering；The electric osmose
Analysis is connect with refined hydrolysis liquid storage tank by conveying pipeline, and electrodialysis is equipped with water inlet pipe, acid/saline solution discharge pipe.
2. a kind of paper waste prepares the pretreatment unit of xylose hydrolysis fluid, it is characterised in that hydrolysis kettle by corrosion-resistant, pressure and
Temperature material manufacture, hydrolysis kettle be equipped with automatic temperature controlling, stirring, control when, meter volume and online refractive power concentration monitor program, control
The acid hydrolysis of paper waste processed is equipped with visible particle and colloid in fine filtering removal material liquid before hydrolysis kettle.
3. a kind of paper waste prepares the pretreatment unit of xylose hydrolysis fluid, it is characterised in that it is freshwater room among electrodialysis, it is light
Hydroecium both sides are concentrated water room, and two concentrated water outsides are freshwater room, and cationic membrane is alternately arranged with anionic membrane and combines, hydrolyzate and
Freshwater room is connected by conveying pipeline, and electrodialysis import is equipped with cartridge filter.
4. a kind of paper waste prepares the pretreatment unit of xylose hydrolysis fluid, it is characterised in that hydrolysis liquid storage tank and electrodialysis plant
Between, hydrolysis liquid storage tank and hydrolysis kettle between pipeline be equipped with dehvery pump and valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820321788.XU CN208087378U (en) | 2018-03-08 | 2018-03-08 | A kind of paper waste prepares the pretreatment unit of xylose hydrolysis fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820321788.XU CN208087378U (en) | 2018-03-08 | 2018-03-08 | A kind of paper waste prepares the pretreatment unit of xylose hydrolysis fluid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208087378U true CN208087378U (en) | 2018-11-13 |
Family
ID=64062123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820321788.XU Expired - Fee Related CN208087378U (en) | 2018-03-08 | 2018-03-08 | A kind of paper waste prepares the pretreatment unit of xylose hydrolysis fluid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208087378U (en) |
-
2018
- 2018-03-08 CN CN201820321788.XU patent/CN208087378U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |