CN207259662U - Desulfurization bath recycling system - Google Patents
Desulfurization bath recycling system Download PDFInfo
- Publication number
- CN207259662U CN207259662U CN201721010867.0U CN201721010867U CN207259662U CN 207259662 U CN207259662 U CN 207259662U CN 201721010867 U CN201721010867 U CN 201721010867U CN 207259662 U CN207259662 U CN 207259662U
- Authority
- CN
- China
- Prior art keywords
- desulfurization
- conveyance conduit
- filter
- bathed
- spray
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 71
- 230000023556 desulfurization Effects 0.000 title claims abstract description 69
- 238000004064 recycling Methods 0.000 title claims description 20
- 239000007921 spray Substances 0.000 claims abstract description 48
- 238000011084 recovery Methods 0.000 claims abstract description 11
- 239000000835 fiber Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 229920000297 Rayon Polymers 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 6
- 239000005864 Sulphur Substances 0.000 description 6
- 239000003513 alkali Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000006210 lotion Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a desulfurization bath recycle system belongs to viscose production technical field. The utility model discloses mainly solve the not good technical problem of desulfurization effect that desulfurization system exists among the prior art, the desulfurization process after the mainly used strand silk shaping, the system includes that the desulfurization bathes jar, delivery pump and spray tank, the delivery pump with spray and be equipped with a plurality of filters between the tank, spray tank with be equipped with the recovery pipeline between the jar is bathed in the desulfurization. The utility model has the advantages of good desulfurization effect, effective recycle of desulfurization solution, reduction of production cost and reduction of link pollution.
Description
Technical field
A kind of desulfurization bath recycling system is the utility model is related to, belongs to technical field of viscose production.
Background technology
The production of viscose rayon generally comprises dipping, grinding, squeezing, crushing, experienced, yellow, maturation, spinning and post processing
Process, adhering to account for the sulphur of fibre weight 1~1.2% on the strand that spinning process therein comes out, the presence of these sulphur can make fibre
Dimension is in faint yellow, and strand is had thick and stiff sensation, and flexibility and feel etc. are deteriorated, and apt to deteriorate after the drying.It is in addition, fine
Dimension table face adhering to sulphur, winding afterwards, produces dust in twisting and weaving process and influences working condition, and desulfurization is unnet right
Mechanical equipment also has corrosiveness.
Desulfurization is bathed using NaOH or NaOH+Na2S, in the prior art in relation to the desulfurization in production process of viscose fiber
System, such as Publication No. CN203329611U, the utility model patent of entitled " a kind of sulphur removal retracting device " should
The device of patent includes recovery system and is connected with alkali system, the recovery system with alkali system；The recovery system bag
Include sequentially connected deacidification day with fog, wind turbine and alkali spray column；It is described to include alkali-prepared tank and with alkali pump with alkali system；The acid-mist-removing
The bottom inlet of device fetches the exhaust piping containing H2S and CS2 from workshop, and the upper inlet for the day with fog that deacidifies is fetched from salkali waste liquid bath
Spent alkali line, top waste gas outlet is connected with fan inlet；Deacidification day with fog middle and upper part is filled with corrugated regular filler.
Device disclosed in the patent is suitable for the purification containing sour waste gas, processing, is not suitable for the processing of attached sulphur on strand.
Attempted to handling the problem of attached sulphur on strand, i.e., to be sprayed with doctor solution, but for the recycling of desulfurization bath
During desulfurization with recycling is bathed the problem of impurity, it is not well solved, actual desulfurization effect is simultaneously bad.
Utility model content
The utility model aims to solve the problem that desulphurization system desulfurization of the prior art when carrying out recycling using desulfurization bath, desulfurization
It is impure in bath, the problem of body lotion denseness is high, and actual desulfurization effect gradually reduces, recycled in desulfurization bath cost-effective
Meanwhile also reduce the quality of product, it is impossible to meet needs of production, there is provided a kind of new desulfurization bath recycling system,
It is equipped with by filter and filter and digester, spray groove, improves desulfurization effect, saving truly
Production cost, reduces environmental pollution.
In order to realize foregoing invention purpose, the technical solution of the utility model is as follows：
Recycling system, including desulfurization bath tank, delivery pump and spray groove are bathed in a kind of desulfurization, it is characterised in that：It is described defeated
Send and multiple filters are equipped between pump and spray groove, recovery channel is equipped between the spray groove and desulfurization bath tank.
The workflow of the utility model：
Desulfurization bath enters spray groove, and the spray aperture through spray groove is sprayed on fiber, and desulfurization, washup are carried out to fiber
After reason, desulfurization bath is returned in desulfurization bath tank, then is evacuated in filter and is filtered by delivery pump, after filtering impurity, then is passed through spray
Groove is drenched, is circulated.
Further, in the utility model, connected between the desulfurization bath tank and the delivery pump by the first conveyance conduit
Connecing, first conveyance conduit is extended to the over the front end of filter, is divided into the second conveyance conduit and the 3rd conveyance conduit, and described second
The end of conveyance conduit is connected with the spray groove；3rd conveyance conduit connects through the filter and the spray groove
Connect.
In the utility model, second conveyance conduit is equipped with valve I.
In the utility model, the filter is equipped with 3 sets, and parallel connection is arranged on the 3rd conveyance conduit.
In the utility model, the front and rear of the filter is equipped with valve II.
In the utility model, the spray groove is equipped with three groups, and desulfurization bath is sprayed on fiber by spray groove by spray apertures, from
And improve desulfuration efficiency.
In the utility model, the filter 4 is cartridge filter.
In the utility model, the filter bag aperture of the filter is 5-25 μm.
The beneficial effects of the utility model：
（1）The utility model adds multiple filters in recovery system, the impurity mistake that effectively can be brought out desulfurization bath
Filter, avoid impurity and cause the concentration of body lotion to raise, reduce the desulfurization effect of desulfurization again, influence asking for fiber later stage quality
Topic, efficiently uses desulfurization bath, production cost is reduced, the advantages of reducing environmental pollution, while do not influence product quality.
（2）In the utility model, connected between desulfurization bath tank and the delivery pump by the first conveyance conduit, described first
Conveyance conduit is extended to the over the front end of filter, is divided into the second conveyance conduit and the 3rd conveyance conduit, second conveyance conduit
End is connected with the spray groove；3rd conveyance conduit is connected through the filter with the spray groove, in the first pipe
The end in road sets second pipe and the 3rd pipeline, can directly enter from second pipe and spray when progress desulfurization first is bathed in desulfurization
Groove is drenched, improves desulfuration efficiency.
（3）In the utility model, the second conveyance conduit is equipped with valve I, during doctor solution recycling, closes valve
Door I, ensures the smooth filtering of doctor solution.
（4）In the utility model, filter is equipped with 3 sets, and parallel connection is arranged on the 3rd conveyance conduit, to ensure filtering
Effect and the efficiency of filtering, so that the efficiency synchronous with desulfurization station holding, further, the front and rear of the filter are equipped with
Valve II, valve II are used in cleaning filter, replacement, and close valve II, prevents desulfurization bath reflux.
Brief description of the drawings
Fig. 1 is the new system structure diagram of the utility model；
Wherein, 1- desulfurization bath tank, 2- delivery pumps, 3- spray grooves, 4- filters, 5- recovery channels, the first conveyance conduits of 6-,
The second conveyance conduits of 7-, the 3rd conveyance conduits of 8-, 9- valve Is, 10- valves II.
Embodiment
The utility model is described in further detail with reference to embodiment, but the embodiment of the utility model is not
It is limited to this.
Embodiment 1
Recycling system is bathed in a kind of desulfurization, as shown in Figure 1, including desulfurization bath tank 1, delivery pump 2 and spray groove 3, it is described
Multiple filters 4 are equipped between delivery pump 2 and spray groove 3, recovery tube is equipped between the spray groove 3 and desulfurization bath tank 1
Road 5.Connected between each equipment of the present embodiment by conventional pipeline.
Embodiment 2
Recycling system is bathed in a kind of desulfurization, as shown in Figure 1, including desulfurization bath tank 1, delivery pump 2 and spray groove 3, it is described
Multiple filters 4 are equipped between delivery pump 2 and spray groove 3, recovery tube is equipped between the spray groove 3 and desulfurization bath tank 1
Road 5.
In the present embodiment, connected between desulfurization bath tank 1 and the delivery pump 2 by the first conveyance conduit 6, described first is defeated
Send pipeline 6 to be extended to the over the front end of filter 4, be divided into the second conveyance conduit 7 and the 3rd conveyance conduit 8, second conveyance conduit 7
End be connected with the spray groove 3；3rd conveyance conduit 8 is connected through the filter 4 with the spray groove 3.
Embodiment 3
For the present embodiment on the basis of embodiment 2, the second conveyance conduit 7 is equipped with valve I 9.
Filter 4 in the present embodiment is equipped with 3 sets, and parallel connection is arranged on the 3rd conveyance conduit 8.
The front and rear of each filter 4 is equipped with valve II 10 in the present embodiment.
The spray groove 3 of the present embodiment is equipped with three groups, and desulfurization bath is sprayed on fiber by spray groove 3 by spray apertures.
Embodiment 4
Recycling system is bathed in a kind of desulfurization, as shown in Figure 1, including desulfurization bath tank 1, delivery pump 2 and spray groove 3, it is described
Multiple filters 4 are equipped between delivery pump 2 and spray groove 3, recovery tube is equipped between the spray groove 3 and desulfurization bath tank 1
Road 5.
In the present embodiment, connected between desulfurization bath tank 1 and the delivery pump 2 by the first conveyance conduit 6, described first is defeated
Send pipeline 6 to be extended to the over the front end of filter 4, be divided into the second conveyance conduit 7 and the 3rd conveyance conduit 8, second conveyance conduit 7
End be connected with the spray groove 3；3rd conveyance conduit 8 is connected through the filter 4 with the spray groove 3.
For the present embodiment on the basis of embodiment 2, the second conveyance conduit 7 is equipped with valve I 9.
Filter 4 in the present embodiment is equipped with 3 sets, and parallel connection is arranged on the 3rd conveyance conduit 8.
The front and rear of each filter 4 is equipped with valve II 10 in the present embodiment.
The spray groove 3 of the present embodiment is equipped with three groups, and desulfurization bath is sprayed on fiber by spray groove 3 by spray apertures.
Filter cartridge filter in the present embodiment, can remove the fine particles of more than 1 degree of turbidity, filter effect
It is good.
In the utility model, the aperture of filter sock be the cycle of 5-25 μm of filter bag cleaning be 6-12h, whole system
Desulfurization bathes flow control in 80-150 m3/h。
The above, is only the preferred embodiment of the utility model, and limit in any form is not done to the utility model
System, every any simple modification made according to the technical essence of the utility model to above example, equivalent variations, each falls within
Within the scope of protection of the utility model.
Claims (8)
1. recycling system, including desulfurization bath tank are bathed in a kind of desulfurization（1）, delivery pump（2）And spray groove（3）, it is characterised in that：
The delivery pump（2）And spray groove（3）Between be equipped with multiple filters（4）, the spray groove（3）Tank is bathed with the desulfurization（1）
Between be equipped with recovery channel（5）.
2. recycling system is bathed in desulfurization as claimed in claim 1, it is characterised in that：Tank is bathed in the desulfurization（1）With it is described defeated
Send pump（2）Between pass through the first conveyance conduit（6）Connection, first conveyance conduit（6）It is extended to the over filter（4）Front end,
It is divided into the second conveyance conduit（7）With the 3rd conveyance conduit（8）, second conveyance conduit（7）End and the spray groove（3）
Connection；3rd conveyance conduit（8）Through the filter（4）With the spray groove（3）Connection.
3. recycling system is bathed in desulfurization as claimed in claim 2, it is characterised in that：Second conveyance conduit（7）On set
There is valve I（9）.
4. recycling system is bathed in desulfurization as claimed in claim 2, it is characterised in that：The filter（4）Equipped with 3 sets, and
Connection is arranged on the 3rd conveyance conduit（8）On.
5. the desulfurization bath recycling system as described in claim 1 or 4, it is characterised in that：The filter（4）It is front and rear
Equipped with valve II（10）.
6. recycling system is bathed in desulfurization as claimed in claim 1, it is characterised in that：The spray groove（3）Equipped with three groups, spray
Drench groove（3）Desulfurization bath is sprayed on fiber by spray apertures.
7. recycling system is bathed in desulfurization as claimed in claim 1, it is characterised in that：The filter（4）Filtered for security personnel
Device.
8. recycling system is bathed in desulfurization as claimed in claim 7, it is characterised in that：The filter bag aperture of the filter is 5-
25μm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721010867.0U CN207259662U (en) | 2017-08-14 | 2017-08-14 | Desulfurization bath recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721010867.0U CN207259662U (en) | 2017-08-14 | 2017-08-14 | Desulfurization bath recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207259662U true CN207259662U (en) | 2018-04-20 |
Family
ID=61925171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721010867.0U Expired - Fee Related CN207259662U (en) | 2017-08-14 | 2017-08-14 | Desulfurization bath recycling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207259662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111701265A (en) * | 2020-06-28 | 2020-09-25 | 宜宾丝丽雅股份有限公司 | Evaporation system and method for acid bath treatment |
-
2017
- 2017-08-14 CN CN201721010867.0U patent/CN207259662U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111701265A (en) * | 2020-06-28 | 2020-09-25 | 宜宾丝丽雅股份有限公司 | Evaporation system and method for acid bath treatment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180420 Termination date: 20200814 |