CN203530435U - Pickling bath in novel structure and pickling unit provided with same - Google Patents
Pickling bath in novel structure and pickling unit provided with same Download PDFInfo
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- CN203530435U CN203530435U CN201320596035.7U CN201320596035U CN203530435U CN 203530435 U CN203530435 U CN 203530435U CN 201320596035 U CN201320596035 U CN 201320596035U CN 203530435 U CN203530435 U CN 203530435U
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- 238000005554 pickling Methods 0.000 title claims abstract description 171
- 239000004575 stone Substances 0.000 claims abstract description 70
- 239000002253 acid Substances 0.000 claims abstract description 53
- 238000012423 maintenance Methods 0.000 claims description 16
- 210000005056 cell body Anatomy 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 38
- 239000010959 steel Substances 0.000 abstract description 38
- 239000000463 material Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 15
- 238000011084 recovery Methods 0.000 abstract description 4
- 239000004743 Polypropylene Substances 0.000 abstract description 3
- -1 polypropylene Polymers 0.000 abstract description 3
- 229920001155 polypropylene Polymers 0.000 abstract description 3
- 238000005192 partition Methods 0.000 abstract 6
- 230000007547 defect Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 81
- 235000021110 pickles Nutrition 0.000 description 53
- 238000000034 method Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000008595 infiltration Effects 0.000 description 6
- 238000001764 infiltration Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
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- 239000000284 extract Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 230000003245 working effect Effects 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- 206010052428 Wound Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
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- 239000006210 lotion Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a pickling bath in a novel structure and a pickling unit provided with the pickling bath. The pickling bath comprises a bath body divided into an upper layer and a lower layer by a partition plate as well as wringing rollers arranged in the bath body, wherein the upper layer is a pickling chamber and the lower layer is an acid liquor recovery chamber; both ends of the partition plate are upward, and an overflow notch is at least arranged on the upward part at one end of the partition plate; at least two wringing rollers are horizontally placed at one end of the partition plate up and down, and the position between the two rollers is not lower than the end part of the partition plate; the bottommost of the pickling chamber is communicated with the acid liquor recovery chamber through a pipeline with a valve; a locking groove is formed on the upper surface of the partition plate, and an acidproof stone material higher than the upper part of the locking wall is arranged in the locking groove. According to the pickling bath provided by the utility model, the acidproof stone material replaces the bottom face of the pickling chamber to be contacted with the bottom face of strip steel, so that the contact area is greatly reduced, the bottom face of strip steel to be pickled is fully infiltrated by acid liquor, and the pickling effect and the product quality are enhanced. The defect that the pp (polypropylene) material is insufficient in rigidity is avoided, the wear resistance of the equipment is improved, the service life of the equipment is prolonged, the weight of the equipment is reduced, and the cost of the equipment is saved.
Description
Technical field
The utility model relates to iron and steel process field, particularly a kind of new texture pickling tank and pickling unit that described pickling tank is installed.
Background technology
The metals such as iron and steel need to carry out pre-treatment while using, and wherein, for removing the oxide skin of metallic surface, need carry out to iron and steel the pretreatment process of pickling.
Pickling tank is inner long-term in acid environment, and pickling tank inside has stronger acid resistance; Polypropylene (pp) material has better acid resistance, yet its intensity is not high, easily causes wearing and tearing and necessary replacing after steel band repeatedly rubs; For solving acid resistance problem, it is the pickling tank of material that a kind of polypropylene material is provided in prior art, yet, although this kind of pickling tank solves acid proof problem, while moving due to steel band, larger with pickling tank bottom contact area, not only cause above-mentioned wear problem, and because the contact surface of steel band and pickling tank bottom surface can not get the abundant infiltration of pickle solution, pickling effect is bad, has a strong impact on production efficiency and quality product.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is the pickling unit that new texture pickling tank is provided and described pickling tank is installed, and improves pickling effect, reduces the contact area of steel band and pickling tank, avoids wearing and tearing.
The utility model is achieved through the following technical solutions:
New texture pickling tank, comprises by baffle for separating becoming the cell body of the upper and lower and being arranged at the squeezing roller in cell body, and described upper strata is pickling chamber, and lower floor is that acid solution reclaims chamber; Described dividing plate two ends upwarp, and at least the part that upwarps in dividing plate one end is provided with overflow breach; Described squeezing roller is at least two, and the position being placed horizontally at one on the other between dividing plate one end and two rollers is not less than dividing plate end; Described pickling chamber bottommost and acid solution reclaim chamber by being with valvular pipeline conducting; Dividing plate upper surface is provided with screens groove, and described screens groove is part between two screens walls of dividing plate upper surface projection, is provided with the acidproof building stones higher than screens wall upper end in described screens groove.
Above-mentioned new texture pickling tank, the screens wall of described same screens groove be arranged in parallel, and the cross section of screens groove is trapezoidal setting, and the cross section of the cross section of described acidproof building stones and screens groove matches; The cross section opening of described screens groove is greater than the maximum cross section of described acidproof building stones.
Above-mentioned new texture pickling tank, offers the through hole that tack bolt is housed on screens wall.
Above-mentioned new texture pickling tank, the rectangular trapezoidal setting in cross section of described screens groove, described through hole is opened on the screens wall on described form right angle limit.
Above-mentioned new texture pickling tank, described through hole is embedded with the screw thread coordinating with tack bolt.
Above-mentioned new texture pickling tank, on described acidproof building stones, a side corresponding with through hole is provided with counterbore or the deep gouge coordinating with tack bolt.
Above-mentioned new texture pickling tank, the sidewall of described pickling chamber is provided with locating slot, and described locating slot vertically arranges, and locating slot A/F is less than the width in locating slot; In described locating slot, be also provided with the acidproof building stones with locating slot form fit, it is indoor that the acidproof building stones in described locating slot stretch into pickling via the opening of locating slot.
The pickling unit of above-mentioned new texture pickling tank is installed, comprises new texture pickling tank, maintenance chamber, recycle pump and well heater; Described new texture pickling tank comprises by baffle for separating becoming the cell body of the upper and lower and being arranged at the squeezing roller in cell body, and described upper strata is pickling chamber, and dividing plate below is acid solution recovery chamber; Described dividing plate two ends upwarp, and at least the part that upwarps in dividing plate one end is provided with overflow breach; Described squeezing roller is at least two, and the position being placed horizontally at one on the other between dividing plate one end and two rollers is not less than dividing plate end; Described pickling chamber bottommost and acid solution reclaim chamber by being with valvular pipeline conducting; Dividing plate upper surface is provided with screens groove, and described screens groove is part between two screens walls of dividing plate upper surface projection, is provided with the acidproof building stones higher than screens wall upper end in described screens groove.Recycle pump and acid solution reclaim chamber or maintenance chamber conducting, and are connected the output channel of well heater and the conducting of pickling chamber with well heater; The acid solution that described maintenance chamber is positioned at described new texture pickling tank Yi Ceqieyu lower floor reclaims chamber and is communicated with, and the top of maintenance chamber and pickling chamber, upper strata is provided with removable sealing upper cover, described maintenance chamber or acid solution reclaim chamber also with Drainage pipe conducting.
Above-mentioned pickling unit, the screens wall of described same screens groove be arranged in parallel, and the cross section of screens groove is trapezoidal setting, and the cross section of the cross section of described acidproof building stones and screens groove matches; The cross section opening of described screens groove is greater than the maximum cross section of described acidproof building stones.
Above-mentioned pickling unit, offers the through hole that tack bolt is housed on screens wall.
The beneficial effects of the utility model are:
L, acidproof building stones replace bottom surface, pickling chamber to contact with band steel to be washed bottom surface, have greatly reduced contact area, guarantee that steel band to be washed bottom surface obtains the abundant infiltration of pickle solution, promote pickling effect and quality product;
2, acidproof building stones replace bottom surface, pickling chamber to contact with band steel to be washed bottom surface, have avoided the shortcoming of pp insufficient rigidity of material, have improved the wear resistance of equipment, have extended service life of equipment;
3, the pickling tank collocation of a small amount of building stones and pp material, has reduced weight of equipment, has saved equipment cost.
Accompanying drawing explanation
Figure l is the internal structure schematic diagram of the utility model new texture pickling tank.
Fig. 2 is the structural representation of screens groove in the utility model.
Fig. 3 is the structural representation of locating slot in the utility model.
Fig. 4 is the one-piece construction schematic diagram of pickling unit in the utility model.
Fig. 5 is the one-piece construction schematic diagram of another angle of pickling unit in the utility model.
In above-mentioned accompanying drawing, l, pickling tank; 2, squeezing roller; 3, maintenance chamber; 4, recycle pump; 5, well heater; 6, Drainage pipe; 7, acid mist extracts pipeline; 11, pickling chamber; 12, acid solution reclaims chamber; 13, dividing plate; 14, screens groove; 15, locating slot; 16, acidproof building stones; 14l, screens wall; 142, through hole.
Embodiment
Below in conjunction with drawings and Examples, the utility model will be further described.
EXAMPLE l
As shown in Figure l, the utility model provides a kind of new texture pickling tank l, comprises by dividing plate 13 and is separated into the cell body of the upper and lower and is arranged at the squeezing roller 2 in cell body, and described upper strata is pickling chamber 11, and lower floor is that acid solution reclaims chamber 12; Dividing plate 13 two ends upwarp, and at least the part that upwarps in dividing plate 13 one end is provided with overflow breach; So dividing plate 13 middle parts are easy to accumulate pickle solution, are convenient to carry out pickling oxide film dissolving in steel immersion pickle solution to be washed; The pickle solution guaranteeing in pickling chamber that arranges of overflow breach 13l flows into lower floor's acid solution and reclaims chamber 12, avoids pickle solution in pickling chamber 11 to accumulate too much causing the factors such as pickling temperature are impacted and reduce pickling effect.Squeezing roller 2 is at least two, and the position being placed horizontally at one on the other between dividing plate 13 one end and two rollers is not less than dividing plate 13 ends; Pickling chamber 11 bottommosts and acid solution reclaim chamber 12 by being with valvular pipeline conducting; Dividing plate 13 upper surfaces are provided with screens groove 14, and screens groove 14 is part between two screens wall 14l of dividing plate 13 upper surface projections, is provided with the acidproof building stones 16 higher than screens wall 14l upper end in screens groove 14.The setting of screens groove 14, has guaranteed that the major part of steel bottom surface when cleaning outside contacting with acidproof building stones 16 is all in the infiltration in pickle solution, and assurance has good pickling effect; Simultaneously, contact area minimizing due to steel and pickling chamber 11 inwalls, the friction of steel and pickling chamber 11 is also just corresponding less, also just avoided the spillage of material because of friction pickling chamber 11, made up the shortcoming of pickling chamber 11 undercapacities of pp material, derive the work-ing life of equipment, and then reduced production cost.
As shown in Figure 2, the screens wall 14l of same screens groove 14 be arranged in parallel, and the cross section of screens groove 14 is trapezoidal setting, and trapezoidal upper base is the opening of screens groove 14, and the cross section of the cross section of acidproof building stones 16 and screens groove 14 matches; The trapezoid cross section of screens groove 14 and acidproof building stones 16 arranges and has guaranteed when acidproof building stones 16 contact with steel to stablize, and prevents the generation of the rough sledding such as rolling.The cross section opening of screens groove 14 is greater than the maximum cross section of acidproof building stones 16, facilitates acidproof building stones 16 to change.On screens wall 14l, offer the through hole 142 that tack bolt is housed, conveniently acidproof building stones 16 are fixed in screens groove 14.The rectangular trapezoidal setting in cross section of described screens groove 14, described through hole 142 is opened on the screens wall 14l on described form right angle limit; The tack bolt being installed on through hole 142 makes acidproof building stones 16 and screens groove 14, acidproof building stones 16 tightly fit with 11 bottom surfaces, pickling chamber, has further guaranteed the stability of acidproof building stones 16.Through hole 142 is embedded with the screw thread coordinating with tack bolt, has saved the twists and turns that are equipped with nut to tack bolt, the situation of having avoided nut easily to lose.On acidproof building stones 16, a side corresponding with through hole 142 is provided with counterbore or the deep gouge coordinating with tack bolt, tack bolt formed comprehensive fixing for acidproof building stones 16, further guarantee acidproof building stones 16 laterally with stability longitudinally.
Because steel to be washed are most of, it is band steel, in acid cleaning process, it is particularly serious to pickling chamber 11 sidewall incised wounds, is head it off, and the sidewall of pickling chamber 11 is provided with locating slot 15 (as shown in Figure 3), locating slot 15 vertically arranges, and locating slot A/F is less than the width in locating slot; In locating slot 15, be also provided with the acidproof building stones 16 with locating slot 15 form fit, the acidproof building stones 16 in locating slot 15 stretch in pickling chamber 16 via the opening of locating slot 15.Acidproof building stones 16 replace pickling chamber 11 sidewalls to contact with the strip, and have avoided with steel rough sledding such as isolating of pickling chamber 11 sidewalls.Acidproof building stones 16 take from the top of locating slot, convenient and swift.
Pickling tank of the present utility model uses pp material as equipment body, a small amount of acidproof building stones of arranging in pairs or groups, and tool has the following advantages:
L, acidproof building stones replace bottom surface, pickling chamber to contact with band steel to be washed bottom surface, have greatly reduced contact area, guarantee that steel band to be washed bottom surface obtains the abundant infiltration of pickle solution, promote pickling effect and quality product;
2, acidproof building stones replace bottom surface, pickling chamber to contact with band steel to be washed bottom surface, have avoided the shortcoming of pp insufficient rigidity of material, have improved the wear resistance of equipment, have extended service life of equipment;
3, the pickling tank collocation of a small amount of building stones and pp material, has reduced weight of equipment, has saved equipment cost;
4, the pickling tank collocation of a small amount of building stones and pp material, has avoided a large amount of building stones to produce pressure to pickling chamber.
The invention also discloses the pickling unit of the new texture pickling tank being provided with described in EXAMPLE l, comprise pickling tank l (being above-mentioned new texture pickling tank), maintenance chamber 3, recycle pump 4 and well heater 5; Recycle pump 4 reclaims chamber 12 or maintenance chamber 3 conductings with acid solution, and is connected the output channel of well heater 5 and 11 conductings of pickling chamber with well heater 5; Pickle solution in acid solution recovery chamber 12 is under the driving of recycle pump 4, by well heater 5, heated, pickle solution after heating enters pickling chamber 11 through the output channel of well heater 5, steel to be washed are sprayed or the pickling process of soak type, so just guaranteed that the temperature of pickle solution is relatively stable, both improve working efficiency, guaranteed again the effect of pickling.The acid solution that maintenance chamber 3 is positioned at pickling tank l Yi Ceqieyu lower floor reclaims chamber 12 connections, and the top of maintenance chamber 3 and pickling chamber, upper strata 11 is provided with removable sealing upper cover, covers acid mist extraction pipeline 7 is also installed on pickling chamber 11.Maintenance chamber 3 or acid solution reclaim chamber 12 also with Drainage pipe 6 conductings.
Pickling tank of the present utility model as shown in Figure l, comprises by dividing plate 13 and is separated into the cell body of the upper and lower and is arranged at the squeezing roller 2 in cell body, and described upper strata is pickling chamber 11, and lower floor is that acid solution reclaims chamber 12; Dividing plate 13 two ends upwarp, and at least the part that upwarps in dividing plate 13 one end is provided with overflow breach 13l; So dividing plate 13 middle parts are easy to accumulate pickle solution, are convenient to carry out pickling oxide film dissolving in steel immersion pickle solution to be washed; The pickle solution guaranteeing in pickling chamber that arranges of overflow breach flows into lower floor's acid solution and reclaims chamber, avoids pickle solution in pickling chamber 11 to accumulate too much causing the factors such as pickling temperature are impacted and reduce pickling effect.Squeezing roller 2 is at least two, and the position being placed horizontally at one on the other between dividing plate 13 one end and two rollers is not less than dividing plate 13 ends; Pickling chamber 11 bottommosts and acid solution reclaim chamber 12 by being with valvular pipeline conducting; Dividing plate 13 upper surfaces are provided with screens groove 14, and screens groove 14 is part between two screens wall 14l of dividing plate 13 upper surface projections, is provided with the acidproof building stones 16 higher than screens wall 14l upper end in screens groove 14.The setting of screens groove 14, has guaranteed that the major part of steel outside contact with acidproof building stones 16 on bottom surface when cleaning is all in the infiltration in pickle solution, and assurance has good pickling effect; Simultaneously, contact area minimizing due to steel and pickling chamber 11 inwalls, the friction of steel and pickling chamber 11 is also just corresponding less, also just avoided the spillage of material because of friction pickling chamber, made up the shortcoming of the pickling chamber undercapacity of pp material, derive the work-ing life of equipment, and then reduced production cost.
As shown in Figure 2, the screens wall 14l of same screens groove 14 be arranged in parallel, and the cross section of screens groove 14 is trapezoidal setting, and trapezoidal upper base is the opening of screens groove 14, and the cross section of the cross section of acidproof building stones 16 and screens groove 14 matches; The trapezoid cross section of screens groove 14 and acidproof building stones 16 arranges and has guaranteed when acidproof building stones 16 contact with steel to stablize, and prevents the generation of the rough sledding such as rolling.The cross section opening of screens groove 14 is greater than the maximum cross section of acidproof building stones 16, facilitates acidproof building stones 16 to change.On screens wall 14l, offer the through hole 142 that tack bolt is housed, conveniently acidproof building stones 16 are fixed in screens groove 14.The rectangular trapezoidal setting in cross section of screens groove 14, through hole 142 is opened on the screens wall on form right angle limit; The tack bolt being installed on through hole 142 makes acidproof building stones 16 and screens groove l, acidproof 16 tightly fit with 11 bottom surfaces, pickling chamber, has further guaranteed the stability of acidproof building stones.Through hole 142 is embedded with the screw thread coordinating with tack bolt, has saved the twists and turns that are equipped with nut to tack bolt, the situation of having avoided nut easily to lose.On acidproof building stones 16, a side corresponding with through hole 142 is provided with counterbore or the deep gouge coordinating with tack bolt, tack bolt formed comprehensive fixing for acidproof building stones 16, further guarantee acidproof building stones 16 laterally with stability longitudinally.
Because steel to be washed are most of, it is band steel, in acid cleaning process, it is particularly serious to pickling chamber 11 sidewall incised wounds, is head it off, and the sidewall of pickling chamber 11 is provided with locating slot 15 (as shown in Figure 3), locating slot 15 vertically arranges, and locating slot A/F is less than the width in locating slot; In described locating slot 15, be also provided with the acidproof building stones 16 with locating slot 15 form fit, the acidproof building stones 16 in described locating slot 15 stretch in pickling chamber 11 via the opening of locating slot 15.Acidproof building stones 16 replace pickling chamber 11 sidewalls to contact with the strip, and have avoided with steel rough sledding such as isolating of pickling chamber 11 sidewalls.Acidproof building stones 16 take from the top of locating slot, convenient and swift.
The output channel of well heater 5 respectively through the two side of pickling tank l and with pickling tank 11 conductings (as shown in Figure 4, Figure 5); Pickle solution is evenly added by the both sides of pickling tank 11, prevents the unbalanced pickling effect that affects of acid solution.
Pickling tank l is multistage tandem array, and the pickling chamber, upper strata 11 of adjacent acid washing trough l connects, and lower floor's acid solution reclaims chamber 12 and separates by vertical plate washer; In different sections, fill the pickle solution of different concns, pickle solution concentration axially increases successively along pickling tank.Every section of Drainage pipe 6 corresponding to pickling tank l connects by valve (not shown) and communicating pipe.When pickling process carries out, steel to be washed first, by the low pickling chamber 11 of pickle solution concentration, carry out preliminary treatment in the pickle solution of lower concentration, and most of impurity and oxide film are removed; Steel after lower concentration pickle solution is processed are extracted by squeezing roller 2, and processing is deepened in the pickling chamber 11 that then enters pickle solution higher concentration, removes more obstinate oxide film; The pickle solution that squeezing roller 2 is extruded falls into along corresponding breach the acid solution that respective concentration pickle solution is corresponding and reclaims chamber 12.In the present embodiment, the concentration of pickle solution is divided into 4 different concns from high to low successively, and steel carry out four pickling successively, by lower concentration to the pickling mode of high density, has guaranteed again pickling effect in the pickle solution that practices every conceivable frugality.
Through the pickling of certain number of times, pickle solution does not reach production standard because sneaking into the reasons such as impurity and the variation of pH value in acid cleaning process, and needs to change.Wherein the foreign matter content in pickle solution changes successively by pickle solution concentration sequence, and the pickle solution foreign matter content of high density is low, and the pickle solution foreign matter content of lower concentration is high; And most of impurity is contained in the pickle solution of minimum concentration.Thereby can not exert an influence to pickling effect being used as the use of lower concentration pickle solution after the relatively less high concentrated acid washing lotion dilution of foreign matter content.
The replacing pickle solution process of the present embodiment is as follows: control the valve of Drainage pipe and the valve of each conducting place: first that the pickle solution of minimum concentration is emptying; Then adjust the valve of Drainage pipe, the acid solution that makes time lower concentration pickle solution partly flow into the pickle solution of minimum concentration reclaims in chamber 12; Valve-off makes the pickling tank relative closure that minimum concentration pickle solution is corresponding.By-pass valve control is emptying by pickling tank corresponding to the pickle solution of inferior lower concentration; Then adjust the valve of Drainage pipe, the acid solution that makes time time lower concentration pickle solution partly flow into the pickle solution of time lower concentration reclaims in chamber 12; Valve-off makes time pickling tank relative closure corresponding to lower concentration pickle solution.Press aforesaid operations mode successively to each pickling tank operation.While finally adding pickle solution, because in part pickling tank, oneself has part pickle solution, so add full dose except the pickle solution of maximum concentration, the pickle solution of all the other concentration only need add the pickle solution of partial response concentration to be equipped with suitable quantity of water again.
According to the description of the present embodiment, the beneficial effects of the utility model have following some: l, acidproof building stones replace bottom surface, pickling chamber to contact with band steel to be washed bottom surface, greatly reduce contact area, guaranteed that steel band to be washed bottom surface obtains the abundant infiltration of pickle solution, promoted pickling effect and quality product; 2, acidproof building stones replace bottom surface, pickling chamber to contact with band steel to be washed bottom surface, have avoided the shortcoming of pp insufficient rigidity of material, have improved the wear resistance of equipment, have extended service life of equipment; 3, the pickling tank collocation of a small amount of building stones and pp material, has reduced weight of equipment, has saved equipment cost; 4, the pickling tank collocation of a small amount of building stones and pp material, has avoided a large amount of building stones to produce pressure to pickling chamber; 5, by acid solution retrieving arrangement and the integrated setting of pickling tank, the floor space of both having saved equipment, the construction of having saved again basic construction and acid solution pond for recovering, greatly reduces production cost; 6, acid solution pond for recovering and pickling tank so arrange, and have simplified acid solution transport pipeline complicated in prior art and have laid, both saved cost, the safety problem that to have reduced again pipeline be acid liquid corrosion etc. causes; 7, acid mist extracts pipeline and extracts the sour gas in pickling tank, reduces the corrosion of sour gas to unit, increases unit work-ing life: 8, pickle solution concentration, from low paramount acid pickling step, has been saved pickle solution consumption when guaranteeing pickling effect; 9, after the dilution of the high concentrated acid washing lotion of low impurity content, as lower concentration pickle solution, use, further save pickle solution consumption, reduced production cost.
Above-described embodiment is only for the utility model creation example is clearly described, and not the utility model is created the restriction of embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description, exhaustive without also giving all embodiments here.And the apparent variation of being amplified out thus or change are still among the utility model is created the protection domain of claim.
Claims (10)
1. new texture pickling tank, comprises by baffle for separating becoming the cell body of the upper and lower and being arranged at the squeezing roller in cell body, and described upper strata is pickling chamber, and lower floor is that acid solution reclaims chamber; Described dividing plate two ends upwarp, and at least the part that upwarps in dividing plate one end is provided with overflow breach; Described squeezing roller is at least two, and the position being placed horizontally at one on the other between dividing plate one end and two rollers is not less than dividing plate end; Described pickling chamber bottommost and acid solution reclaim chamber by being with valvular pipeline conducting; It is characterized in that, dividing plate upper surface is provided with screens groove, and described screens groove is part between two screens walls of dividing plate upper surface projection, is provided with the acidproof building stones higher than screens wall upper end in described screens groove.
2. new texture pickling tank according to claim 1, is characterized in that, the screens wall of described screens groove be arranged in parallel, and the cross section of screens groove is trapezoidal setting, and the cross section of the cross section of described acidproof building stones and screens groove matches; The cross section opening of described screens groove is greater than the maximum cross section of described acidproof building stones.
3. new texture pickling tank according to claim 2, is characterized in that, offers the through hole that tack bolt is housed on screens wall.
4. new texture pickling tank according to claim 3, is characterized in that, the rectangular trapezoidal setting in cross section of described screens groove, and described through hole is opened on the screens wall on form right angle limit.
5. according to the new texture pickling tank described in claim 3 or 4, it is characterized in that, described through hole is embedded with the screw thread coordinating with tack bolt.
6. new texture pickling tank according to claim 3, is characterized in that, on described acidproof building stones, a side corresponding with through hole is provided with counterbore or the deep gouge coordinating with tack bolt.
7. according to the arbitrary described new texture pickling tank of claim 1-4, it is characterized in that, the sidewall of described pickling chamber is provided with locating slot, and described locating slot vertically arranges, and locating slot A/F is less than the width in locating slot; In described locating slot, be also provided with the acidproof building stones with locating slot form fit, the acidproof building stones in described locating slot stretch in pickling tank via the opening of locating slot.
8. the pickling unit of new texture pickling tank is as claimed in claim 1 installed, it is characterized in that, comprise new texture pickling tank, maintenance chamber, recycle pump and well heater; Described new texture pickling tank comprises by baffle for separating becoming the cell body of the upper and lower and being arranged at the squeezing roller in cell body, and described upper strata is pickling chamber, and lower floor is that acid solution reclaims chamber; Described dividing plate two ends upwarp, and at least the part that upwarps in dividing plate one end is provided with overflow breach; Described squeezing roller is at least two, and the position being placed horizontally at one on the other between dividing plate one end and two rollers is not less than dividing plate end; Described pickling chamber bottommost and acid solution reclaim chamber by being with valvular pipeline conducting; Dividing plate upper surface is provided with screens groove, and described screens groove is part between two screens walls of dividing plate upper surface projection, is provided with the acidproof building stones higher than screens wall upper end in described screens groove; Recycle pump and acid solution reclaim chamber or maintenance chamber conducting, and are connected the output channel of well heater and the conducting of pickling chamber with well heater; The acid solution that described maintenance chamber is positioned at described new texture pickling tank Yi Ceqieyu lower floor reclaims chamber and is communicated with, and the napex of maintenance chamber and pickling chamber, upper strata is provided with removable sealing upper cover, described maintenance chamber or acid solution reclaim chamber also with Drainage pipe conducting.
9. pickling unit according to claim 8, is characterized in that, the screens wall of described screens groove be arranged in parallel, and the cross section of screens groove is trapezoidal setting, and the cross section of the cross section of described acidproof building stones and screens groove matches; The cross section opening of described screens groove is greater than the maximum cross section of described acidproof building stones.
10. pickling unit according to claim 9, is characterized in that, offers the through hole that tack bolt is housed on screens wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320596035.7U CN203530435U (en) | 2013-09-26 | 2013-09-26 | Pickling bath in novel structure and pickling unit provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320596035.7U CN203530435U (en) | 2013-09-26 | 2013-09-26 | Pickling bath in novel structure and pickling unit provided with same |
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| Publication Number | Publication Date |
|---|---|
| CN203530435U true CN203530435U (en) | 2014-04-09 |
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| CN201320596035.7U Withdrawn - After Issue CN203530435U (en) | 2013-09-26 | 2013-09-26 | Pickling bath in novel structure and pickling unit provided with same |
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| Country | Link |
|---|---|
| CN (1) | CN203530435U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103469235A (en) * | 2013-09-26 | 2013-12-25 | 北京全有时代科技股份有限公司 | Novel structural pickling tank and pickling line provided with the same |
| CN104328447A (en) * | 2014-10-13 | 2015-02-04 | 湖北大帆金属制品有限公司 | Efficient acid washing tank for strip steel |
| CN104328448A (en) * | 2014-10-13 | 2015-02-04 | 湖北大帆金属制品有限公司 | Acid washing tank for strip steel |
| CN113201741A (en) * | 2021-05-06 | 2021-08-03 | 东风汽车车轮随州有限公司 | Bright aluminum alloy wheel acid pickling mixed flow production process |
| CN115584508A (en) * | 2022-10-31 | 2023-01-10 | 永清县通达金属制品有限公司 | Environment-friendly cold-rolled steel strip pickling equipment |
-
2013
- 2013-09-26 CN CN201320596035.7U patent/CN203530435U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103469235A (en) * | 2013-09-26 | 2013-12-25 | 北京全有时代科技股份有限公司 | Novel structural pickling tank and pickling line provided with the same |
| CN104328447A (en) * | 2014-10-13 | 2015-02-04 | 湖北大帆金属制品有限公司 | Efficient acid washing tank for strip steel |
| CN104328448A (en) * | 2014-10-13 | 2015-02-04 | 湖北大帆金属制品有限公司 | Acid washing tank for strip steel |
| CN113201741A (en) * | 2021-05-06 | 2021-08-03 | 东风汽车车轮随州有限公司 | Bright aluminum alloy wheel acid pickling mixed flow production process |
| CN113201741B (en) * | 2021-05-06 | 2022-11-15 | 东风汽车车轮随州有限公司 | Bright aluminum alloy wheel acid pickling mixed flow production process |
| CN115584508A (en) * | 2022-10-31 | 2023-01-10 | 永清县通达金属制品有限公司 | Environment-friendly cold-rolled steel strip pickling equipment |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140409 Effective date of abandoning: 20151118 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |