CN106676559A - Strip steel pickling tank with waste liquid and waste gas functions - Google Patents
Strip steel pickling tank with waste liquid and waste gas functions Download PDFInfo
- Publication number
- CN106676559A CN106676559A CN201610861232.5A CN201610861232A CN106676559A CN 106676559 A CN106676559 A CN 106676559A CN 201610861232 A CN201610861232 A CN 201610861232A CN 106676559 A CN106676559 A CN 106676559A
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- Prior art keywords
- pickling
- bath
- waste
- fixedly connected
- steel
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
- C23G3/027—Associated apparatus, e.g. for pretreating or after-treating
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
A strip steel pickling tank with waste liquid and waste gas functions comprises transmission rollers; a steel strip is arranged between every two transmission rollers; a first pickling groove and a second pickling groove are formed in the tops of the steel strips; a first liquid outlet pipeline is fixedly connected to the bottom of the first pickling groove; a first filter screen is arranged in a first cleaning tank; a first water outlet pipeline is arranged at the bottom of the first cleaning tank; and the other end of the first liquid outlet pipeline and the other end of the first water outlet pipeline are each fixedly connected with a first liquid conveying pipeline. Hydrogen in a pickling box can be effectively collected by means of an induced draught fan, it can be effectively avoided that the induced draught fan suck in some impurities in the pickling box by means of an L-shaped connection pipe and a plastic thin film arranged on the inner wall of the L-shaped connection pipe, by arranging a filtering plate and a gas collecting box, hydrogen pumped out of the pickling box by the induced draught fan is effectively exhausted out, and therefore the problems that lots of hydrogen is generated in the pickling box after pickling, the generated hydrogen can permeate into steel and is accumulated to cause hydrogen brittleness, and consequently the mechanical performance or later machining treatment of a steel material is affected are effectively solved.
Description
Technical field
The present invention relates to the pickling bath made of strip steel of strip pickling technical field, specially a kind of waste liquid and waste gas function.
Background technology
Strip rust cleaning is mainly processed by Physical and chemical method, wherein, chemical method is eliminated rust by pickling line,
Rust cleaning speed is fast, rust cleaning is thorough, and is welcome by strip calendering processing industry, and pickling can wash the iron oxide on raw material surface off
The defects such as skin, rust staining, make surface smooth pieces, can both avoid the accidents such as broken belt, steel bonding occur during rolling, it is also possible to make finished product
Surface is smooth, does not have blackspot rusty stain.In order to reclaim and using these acid pickles and molysite, need larger investment to build accordingly
Recovery and processing equipment.When carrying out pickling processes especially for some small-sized, small lot steel and iron parts, often occur
Pickle liquor is difficult to concentrate situation about being processed, once there is the situation of directly discharge, will cause severe contamination to environment.
And substantial amounts of hydrogen can be generated in the acid cleaning tank after pickling, because the chemical potential of the hydrogen in pickle is higher than the steel being acid washed
The chemical potential of middle hydrogen, the hydrogen of generation can penetrate into steel and accumulate to get up to cause hydrogen embrittlement, so as to affect steel mechanical performance or with
Working process afterwards, but the pickling bath made of strip steel of present waste liquid and waste gas function major part does not possess the function of absorbing hydrogen,
And the waste liquid with collecting function and the pickling bath made of strip steel capacity gauge of waste gas function and bad now.
The content of the invention
It is an object of the invention to provide the pickling bath made of strip steel of a kind of waste liquid and waste gas function, possess effective process waste liquid with
The advantage of hydrogen is absorbed, present pickle liquor is solved and is difficult to that concentration carries out processing and hydrogen can penetrate into steel and accumulate to get up to cause
Hydrogen embrittlement, so as to affect the mechanical performance of steel or the problem of later working process.
For achieving the above object, the present invention provides following technical scheme：A kind of pickling bath made of strip steel of waste liquid and waste gas function,
Including Live roller, steel band is provided with described in each two between Live roller, the first pickling is provided with the top of the steel band
Groove and the first rinse bath, the bottom of first descaling bath is fixedly connected with the first drain pipe road, first rinse bath it is interior
Portion is provided with the first screen pack, and the bottom of first rinse bath is provided with the first outlet conduit, the first drain pipe road and
The other end of the first outlet conduit has been fixedly connected with the first liquid-transport pipe-line；The bottom of the steel band be provided with the second descaling bath and
Second rinse bath, is fixedly connected with the second drain pipe road at the top of second descaling bath, the top of second rinse bath is consolidated
Surely being connected with the other end of the second outlet conduit, the second drain pipe road and the second outlet conduit, to be fixedly connected with second defeated
Liquid pipe road, the bottom for being internally provided with the second screen pack, second descaling bath and the second rinse bath of second rinse bath
Waste collection groove is provided with, the side of the waste collection groove is provided with Drainage pipe, on the Drainage pipe discharge opeing is provided with
Valve, the acid cleaning tank is internally provided with air exhauster, and one end of the air exhauster is fixedly connected with L-type connecting tube, the L-type
The other end of connecting tube is fixedly connected with gas collection case, and the gas collection case is internally provided with filter.
Compared with prior art, beneficial effects of the present invention are as follows：
1st, the present invention is by arranging waste collection groove, alkaline matter layer, Drainage pipe and draining valve, reached effective recovery and
Using these acid pickles and molysite, pickle liquor is concentrated the effect for being processed.
2nd, the present invention can be such that the hydrogen inside acid cleaning tank effectively collects by air exhauster, be connected by L-type connecting tube and L-type
The plastic sheeting arranged on the inwall of adapter can be prevented effectively from air exhauster by some the impurity suctions of acid cleaning tank inside, by arranging
Filter and gas collection case, air exhauster are effectively discharged from the hydrogen that acid cleaning tank inside is extracted out, so as to effectively solve acid
Substantial amounts of hydrogen is generated in acid cleaning tank after washing, the hydrogen of generation can penetrate into steel and accumulate to get up to cause hydrogen embrittlement, so as to affect steel
The problem of the mechanical performance of material or later working process.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The pickling bath made of strip steel of Fig. 1, a kind of waste liquid and waste gas function, including acid cleaning tank 1 are referred to, the side of acid cleaning tank 1 sets
It is equipped with charging aperture 7, the opposite side of acid cleaning tank 1 is provided with the inside of discharging opening 9, discharging opening 9 and charging aperture 7 and is symmetrically arranged with biography
Dynamic running roller 10, Live roller 10 is ceaselessly rotated, it would be desirable to which the steel band 8 of pickling is transported by ceaselessly rotating, and each two is passed
Steel band 8 is provided between dynamic running roller 10, the top of steel band 8 is provided with the first descaling bath 2 and the first rinse bath 3, the first pickling
Groove 2 is internally provided with pickle, and the pickle is used for stainless steel, aluminium, and the pickling light that steel and iron parts have metal is processed, risen
The effects such as to oil removing, rust cleaning, light, passivation antirust, suppression mist, stainless-steel cold-rolling pile line operation is particularly well-suited to, is greatly shortened
Scavenging period, while suppressing the generation of smog, substantially improves production environment, substantially reduces corrosion of metal speed, finally makes product
Product surface-brightening is cleaned, reach the effect of chemical polishing, and the first rinse bath 3 is internally provided with clear water, the bottom of the first descaling bath 2
Portion is fixedly connected with the first drain pipe road 5, the first drain pipe road 5 by the pickle in the first descaling bath 2 by jet head 17 from
First liquid-transport pipe-line 11 sprays, and the first rinse bath 3 is internally provided with the first screen pack 6, and the first screen pack 6 prevents the first clear water
The impurity that may contain inside groove 3 is entered in acid cleaning tank 1, affects the pickling efficiency of acid cleaning tank 1, and the bottom of the first rinse bath 3 sets
The first outlet conduit 4 is equipped with, the first outlet conduit 4 is by the clear water in the first rinse bath 3 by fountain head 12 from the first woven hose
Road 11 sprays, and the other end of the first drain pipe road 5 and the first outlet conduit 4 has been fixedly connected with the first liquid-transport pipe-line 11.
The bottom of steel band 8 is provided with the second descaling bath 19 and the second rinse bath 28, and the top of the second descaling bath 19 is fixed and connected
The second drain pipe road 18 is connected to, the second drain pipe road 18 is defeated by jet head 17 from second by the pickle in the second descaling bath 19
Liquid pipe road 29 sprays, and the top of the second rinse bath 28 is fixedly connected with the second outlet conduit 25, and the second outlet conduit 23 is by second
Clear water in rinse bath 19 is sprayed by fountain head 17 from the second liquid-transport pipe-line 29, the second drain pipe road 18 and the second outlet conduit
25 other end has been fixedly connected with the second liquid-transport pipe-line 29, is provided with the first liquid-transport pipe-line 11 and the second liquid-transport pipe-line 29
The water spray being spaced substantially equidistant is provided with the jet head 17 being spaced substantially equidistant, the first liquid-transport pipe-line 11 and the second liquid-transport pipe-line 29
12, jet head 17 is high-pressure nozzle with fountain head 12, can effectively improve the efficiency of pickling, makes finished surface smooth,
Without blackspot rusty stain, gap is provided between each jet head 17 and fountain head 12, and the spacing in the gap is two to three centimetres,
The gap of setting can preferably make jet head 17 and fountain head 12 that more preferable pickling and cleaning, the second cleaning are carried out to steel band 8
Groove 28 is internally provided with the second screen pack 24, and the second screen pack 24 prevents the impurity that may contain inside the second Rinsing Area 28 from entering
Enter in acid cleaning tank 1, the bottom for affecting the pickling efficiency of acid cleaning tank 1, the second descaling bath 19 and the second rinse bath 28 is provided with waste liquid
Waste collection after pickling can be concentrated and processed by feeder 20, waste liquid collecting box 20 to pickle liquor, conservation of nature
Environment, the bottom of waste collection groove 20 is provided with alkaline matter layer 21, and alkaline matter layer 21 is sodium hydroxide layer, and NaOH can
Acidic materials in neutralize waste liquid, prevent the acidic materials in waste liquid to environment, the side of waste collection groove 20
Drainage pipe 25 is provided with, the waste liquid in waste liquid collecting box 20 can be discharged, is provided with Drainage pipe 25 by Drainage pipe 25
Draining valve 22, acid cleaning tank 1 is internally provided with air exhauster 13, and air exhauster 13 will be due to generating after pickling a large amount of in acid cleaning tank 1
Hydrogen take away, one end of air exhauster 13 is fixedly connected with L-type connecting tube 14, L-type connecting tube 14 through the inside of acid cleaning tank 1,
And extend to the outside of acid cleaning tank 1 and be fixedly connected with the side of gas collection case 30, it is provided with the inwall of L-type connecting tube 14 thin
Film 15, film 15 is plastic sheeting, and film 15 can prevent air exhauster 13 by some the impurity suctions of the inside of acid cleaning tank 1, L-type connection
The other end of pipe 14 is fixedly connected with gas collection case 30, and gas collection case 30 from the inside of acid cleaning tank 1 extracts air exhauster 13 out
Hydrogen is effectively discharged, and gas collection case 30 is internally provided with filter 16, and equally distributed filtration is provided with filter 16
Hole 26, in each filter bores 26 the 3rd screen pack 27 is provided with, by the filter 16, the filtration of filter bores 26 and the 3rd that arrange
Net 27 can allow hydrogen uniformly to be discharged, and environment will not be polluted because discharge rate is excessive.
Operation principle：In practice, steel band 8 is entered the present invention from charging aperture 9, and Live roller 10 is ceaselessly rotated,
The steel band 8 for needing pickling is transported, the first descaling bath 2 is internally provided with pickle, and being internally provided with for the first rinse bath 3 be clear
Water, the first drain pipe road 5 sprays the pickle in the first descaling bath 2 from the first liquid-transport pipe-line 11 by jet head 17, and first
Outlet conduit 4 sprays the clear water in the first rinse bath 3 from the first liquid-transport pipe-line 11 by fountain head 12, the second drain pipe road 18
Pickle in second descaling bath 19 is sprayed by jet head 17 from the second liquid-transport pipe-line 29, the second outlet conduit 23 is by second
Clear water in rinse bath 19 is sprayed by fountain head 17 from the second liquid-transport pipe-line 29, and the first screen pack 6 is prevented in the first Rinsing Area 3
The impurity that portion may contain is entered in acid cleaning tank 1, and the second screen pack 24 prevents the impurity that may contain inside the second Rinsing Area 28
Into in acid cleaning tank 1, waste liquid collecting box 20 can neutralize the waste collection after pickling, sodium hydroxide layer in waste liquid
Acidic materials, opening the Drainage pipe 25 of draining valve 22 can discharge the waste liquid in waste liquid collecting box 20, and air exhauster 13 is by acid
Take away due to generating substantial amounts of hydrogen after pickling in tank-washer 1, film 15 can prevent air exhauster 13, and by the inside of acid cleaning tank 1, some are miscellaneous
Matter is sucked, and gas collection case 30 effectively discharges air exhauster 13 from the hydrogen that the inside of acid cleaning tank 1 is extracted out, filter 16, filter bores
26 and the 3rd screen pack 27 hydrogen can be allowed uniformly to discharge, the steel band 8 after pickling is transported by Live roller 10 from discharging opening 9
Go out.
In sum：The pickling bath made of strip steel of the waste liquid and waste gas function, by waste collection groove 20, alkaline matter layer 21,
Drainage pipe 25 and draining valve 23, solve for some small-sized, small lot steel and iron parts carry out pickling processes when, often
Occur that pickle liquor is difficult to concentrate situation about being processed, once there is the situation of directly discharge, environment will be caused sternly
The problem of heavily contaminated, by gas collection case 30, air exhauster 13, L-type connecting tube 14, film 15 and filter 16, solves acid
Substantial amounts of hydrogen is generated in acid cleaning tank after washing, the hydrogen of generation can penetrate into steel and accumulate to get up to cause hydrogen embrittlement, so as to affect steel
The problem of the mechanical performance of material or later working process.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (3)
1. a kind of pickling bath made of strip steel of waste liquid and waste gas function, including Live roller（10）, it is characterized in that being driven described in each two
Running roller（10）Between be provided with steel band（8）, the steel band（8）Top be provided with the first descaling bath（2）With the first rinse bath
（3）, first descaling bath（2）Bottom be fixedly connected with the first drain pipe road（5）, first rinse bath（3）Inside
It is provided with the first screen pack（6）, first rinse bath（3）Bottom be provided with the first outlet conduit（4）, described first goes out liquid
Pipeline（5）With the first outlet conduit（4）The other end be fixedly connected with the first liquid-transport pipe-line（11）；The steel band（8）Bottom
Portion is provided with the second descaling bath（19）With the second rinse bath（28）, second descaling bath（19）Top be fixedly connected with second
Drain pipe road（18）, second rinse bath（28）Top be fixedly connected with the second outlet conduit（25）, described second goes out liquid
Pipeline（18）With the second outlet conduit（25）The other end be fixedly connected with the second liquid-transport pipe-line（29）, second rinse bath
（28）Be internally provided with the second screen pack（24）, second descaling bath（19）With the second rinse bath（28）Bottom be provided with
Waste collection groove（20）, the waste collection groove（20）Side be provided with Drainage pipe（25）, the Drainage pipe（25）On
It is provided with draining valve（22）, the acid cleaning tank（1）Be internally provided with air exhauster（13）, the air exhauster（13）One end consolidate
Surely it is connected with L-type connecting tube（14）, the L-type connecting tube（14）The other end be fixedly connected with gas collection case（30）, it is described
Gas collection case（30）Be internally provided with filter（16）.
2. the pickling bath made of strip steel of a kind of waste liquid according to claim 1 and waste gas function, it is characterised in that：The waste liquid is received
Collection groove（20）Bottom be provided with alkaline matter layer（21）, the alkaline matter layer（21）For sodium hydroxide layer.
3. the pickling bath made of strip steel of a kind of waste liquid according to claim 1 and waste gas function, it is characterised in that：The filter
（16）On be provided with equally distributed filter bores（26）, each described filter bores（26）On be provided with the 3rd screen pack（27）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610861232.5A CN106676559A (en) | 2016-09-29 | 2016-09-29 | Strip steel pickling tank with waste liquid and waste gas functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610861232.5A CN106676559A (en) | 2016-09-29 | 2016-09-29 | Strip steel pickling tank with waste liquid and waste gas functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106676559A true CN106676559A (en) | 2017-05-17 |
Family
ID=58840038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610861232.5A Withdrawn CN106676559A (en) | 2016-09-29 | 2016-09-29 | Strip steel pickling tank with waste liquid and waste gas functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106676559A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107475754A (en) * | 2017-08-10 | 2017-12-15 | 江阴六环合金线有限公司 | A kind of nickel coated high-carbon steel line processing technology |
| CN107564624A (en) * | 2017-08-10 | 2018-01-09 | 江阴六环合金线有限公司 | A kind of hard state CP wire processing technology |
-
2016
- 2016-09-29 CN CN201610861232.5A patent/CN106676559A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107475754A (en) * | 2017-08-10 | 2017-12-15 | 江阴六环合金线有限公司 | A kind of nickel coated high-carbon steel line processing technology |
| CN107564624A (en) * | 2017-08-10 | 2018-01-09 | 江阴六环合金线有限公司 | A kind of hard state CP wire processing technology |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170517 |
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| WW01 | Invention patent application withdrawn after publication |