CN103469235B - New texture pickling tank and be provided with the pickling unit of described pickling tank - Google Patents
New texture pickling tank and be provided with the pickling unit of described pickling tank Download PDFInfo
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- CN103469235B CN103469235B CN201310443084.1A CN201310443084A CN103469235B CN 103469235 B CN103469235 B CN 103469235B CN 201310443084 A CN201310443084 A CN 201310443084A CN 103469235 B CN103469235 B CN 103469235B
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- building stones
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- 238000005554 pickling Methods 0.000 title claims abstract description 167
- 239000002253 acid Substances 0.000 claims abstract description 50
- 210000005056 cell body Anatomy 0.000 claims abstract description 14
- 238000012423 maintenance Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 3
- 235000021110 pickles Nutrition 0.000 abstract description 54
- 229910000831 Steel Inorganic materials 0.000 abstract description 38
- 239000010959 steel Substances 0.000 abstract description 38
- 239000000463 material Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 15
- 230000008595 infiltration Effects 0.000 abstract description 7
- 238000001764 infiltration Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 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
- 239000012535 impurity Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 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
- -1 Polypropylene Polymers 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000009825 accumulation Methods 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
- 238000007654 immersion Methods 0.000 description 2
- 239000006210 lotion Substances 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 150000008064 anhydrides Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007865 diluting Methods 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
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention provides new texture pickling tank, comprise the squeezing roller being become the cell body of the upper and lower by baffle for separating and be arranged in cell body, upper strata is pickling room, and lower floor is that acid solution reclaims room; Dividing plate two ends upwarp, and at least the upturned portion of dividing plate one end are provided with overflow breach; Squeezing roller is at least two, is placed horizontally at dividing plate one end one on the other and position between two rollers is not less than divider ends; Pickling room bottommost and acid solution reclaim room by being with valvular pipeline conducting; Dividing plate upper surface has screens groove, is provided with the acidproof building stones higher than screens wall upper end in screens groove.In the present invention, acidproof building stones replace bottom surface, pickling room to contact with band steel bottom surface, greatly reduce contact area, ensure that steel band bottom surface to be washed obtains the abundant infiltration of pickle solution, promote pickling effect and quality product; Avoid the shortcoming of pp insufficient rigidity of material, improve the wear resistance of equipment, extend service life of equipment; Reduce weight of equipment, save equipment cost.
Description
Technical field
The present invention relates to iron and steel process field, particularly a kind of new texture pickling tank and be provided with the pickling unit of described pickling tank.
Background technology
The metals such as iron and steel need to carry out pre-treatment when using, and wherein, for removing the oxide skin of metallic surface, need carry out the pretreatment process of pickling to iron and steel.
Pickling tank inside is in acid environment for a long time, and pickling tank inside has stronger acid resistance; Polypropylene (pp) material has better acid resistance, but its intensity is not high, easily causes wearing and tearing and must change after steel band repeatedly rubs; For solving acid resistance problem, the pickling tank that a kind of polypropylene material is material is provided in prior art, but, although this kind of pickling tank solves acid proof problem, due to steel band move time, long-pending larger with pickling tank base contact surface, not only cause above-mentioned wear problem, and can not get the abundant infiltration of pickle solution due to the contact surface of steel band and pickling tank bottom surface, pickling effect is bad, has a strong impact on production efficiency and quality product.
Summary of the invention
For the deficiencies in the prior art, the object of the present invention is to provide new texture pickling tank and the pickling unit of described pickling tank is installed, improve pickling effect, reduce steel band and the contact area of pickling tank, avoid wearing and tearing.
The present invention is achieved through the following technical solutions:
New texture pickling tank, comprises the squeezing roller being become the cell body of the upper and lower by baffle for separating and be arranged in cell body, and described upper strata is pickling room, and lower floor is that acid solution reclaims room; Described dividing plate two ends upwarp, and at least the upturned portion of dividing plate one end are provided with overflow breach; Described squeezing roller is at least two, is placed horizontally at dividing plate one end one on the other and position between two rollers is not less than divider ends; Described pickling room bottommost and acid solution reclaim room by being with valvular pipeline conducting; Dividing plate upper surface is provided with screens groove, described screens groove be dividing plate upper surface projection two screens walls between part, be 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 described acidproof building stones and the cross section of screens groove match; 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, screens wall is offered the through hole that tack bolt is housed.
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 coordinated with tack bolt.
Above-mentioned new texture pickling tank, on described acidproof building stones, the side corresponding with through hole is provided with the counterbore or deep gouge that coordinate with tack bolt.
Above-mentioned new texture pickling tank, the sidewall of described pickling room is provided with locating slot, and described locating slot is vertically arranged, and locating slot A/F is less than the width in locating slot; Also be provided with the acidproof building stones with locating slot form fit in described locating slot, the acidproof building stones in described locating slot stretch into pickling indoor via the opening of locating slot.
The pickling unit of above-mentioned new texture pickling tank is installed, comprises new texture pickling tank, maintenance room, recycle pump and well heater; Described new texture pickling tank comprises the squeezing roller being become the cell body of the upper and lower by baffle for separating and be arranged in cell body, and described upper strata is pickling room, for acid solution reclaims room below dividing plate; Described dividing plate two ends upwarp, and at least the upturned portion of dividing plate one end are provided with overflow breach; Described squeezing roller is at least two, is placed horizontally at dividing plate one end one on the other and position between two rollers is not less than divider ends; Described pickling room bottommost and acid solution reclaim room by being with valvular pipeline conducting; Dividing plate upper surface is provided with screens groove, described screens groove be dividing plate upper surface projection two screens walls between part, be provided with the acidproof building stones higher than screens wall upper end in described screens groove.Recycle pump and acid solution reclaim room or overhaul room conducting, and are connected with well heater, the output channel of well heater and the conducting of pickling room; Described maintenance room is positioned at described new texture pickling tank side and reclaims room with the acid solution of lower floor and is communicated with, and maintenance room and the top of pickling room, upper strata are provided with removable sealing upper cover, described maintenance room or acid solution reclaim room 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 described acidproof building stones and the cross section of screens groove match; The cross section opening of described screens groove is greater than the maximum cross section of described acidproof building stones.
Above-mentioned pickling unit, screens wall is offered the through hole that tack bolt is housed.
The invention has the beneficial effects as follows:
1, acidproof building stones replace bottom surface, pickling room to contact with band steel bottom surface to be washed, greatly reduce contact area, ensure that steel band bottom surface to be washed obtains the abundant infiltration of pickle solution, promote pickling effect and quality product;
2, acidproof building stones replace bottom surface, pickling room to contact with band steel bottom surface to be washed, avoid the shortcoming of pp insufficient rigidity of material, improve the wear resistance of equipment, extend service life of equipment;
3, the pickling tank of a small amount of building stones and pp material is arranged in pairs or groups, and reduces weight of equipment, has saved equipment cost.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of new texture pickling tank of the present invention.
Fig. 2 is the structural representation of screens groove in the present invention.
Fig. 3 is the structural representation of locating slot in the present invention.
Fig. 4 is the one-piece construction schematic diagram of pickling unit in the present invention.
Fig. 5 is the one-piece construction schematic diagram of another angle of pickling unit in the present invention.
In above-mentioned accompanying drawing, 1, pickling tank; 2, squeezing roller; 3, room is overhauled; 4, recycle pump; 5, well heater; 6, Drainage pipe; 7, acid mist extracts pipeline; 11, pickling room; 12, room is reclaimed in pickling; 13, dividing plate; 14, screens groove; 15, locating slot; 16, acidproof building stones; 141, screens wall; 142, through hole.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment 1
As shown in Figure 1, the invention provides a kind of new texture pickling tank 1, comprise the cell body being separated into the upper and lower by dividing plate 13 and the squeezing roller be arranged in cell body, described upper strata is pickling room 11, and lower floor is that acid solution reclaims room 12; Dividing plate 13 two ends upwarp, and at least the upturned portion of dividing plate 13 one end are provided with overflow breach; Be easy in the middle part of dividing plate 13 like this accumulate pickle solution, be convenient to carry out pickling oxide film dissolving in steel to be washed immersion pickle solution; The pickle solution ensured in pickling room that arranges of overflow breach 131 flows into lower floor's acid solution recovery room 12, avoids the accumulation of the pickle solution in pickling room 11 too much to cause and impacts factors such as pickling temperatures and reduce pickling effect.Squeezing roller 2 is at least two, is placed horizontally at dividing plate 13 one end one on the other and position between two rollers is not less than dividing plate 13 end; Pickling room 11 bottommost and acid solution reclaim room 12 by being with valvular pipeline conducting; Dividing plate 13 upper surface is provided with screens groove 14, screens groove 14 be dividing plate 13 upper surface projection two screens walls 141 between part, be provided with the acidproof building stones 16 higher than screens wall 141 upper end in screens groove 14.The setting of screens groove 14, ensure that steel bottom surface when cleaning to contact with acidproof building stones 16 outside major part be all in the infiltration of pickle solution, guarantee has good pickling effect; Simultaneously, because the contact area of steel and pickling room 11 inwall reduces, steel are also just corresponding less to the friction of pickling room 11, also the spillage of material because of the pickling room 11 that rubs just is avoided, compensate for the shortcoming of pickling room 11 undercapacity of pp material, derive the work-ing life of equipment, and then reduce production cost.
As shown in Figure 2, the screens wall 141 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 acidproof building stones 16 and the cross section of screens groove 14 match; Stablize when screens groove 14 arranges ensure that acidproof building stones 16 contact with steel with the trapezoid cross section of acidproof building stones 16, prevent 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.Screens wall 141 is offered 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 141 on described form right angle limit; The tack bolt be installed on through hole 142 makes acidproof building stones 16 tightly fit with bottom surface, pickling room 11 with screens groove 14, acidproof building stones 16, further ensures the stability of acidproof building stones 16.Through hole 142 is embedded with the screw thread coordinated with tack bolt, eliminates the twists and turns being equipped with nut to tack bolt, avoids the situation that nut is easily lost.On acidproof building stones 16, the side corresponding with through hole 142 is provided with the counterbore or deep gouge that coordinate with tack bolt, tack bolt is formed for acidproof building stones 16 comprehensive fixing, ensures the stability that acidproof building stones 16 are horizontal and longitudinal further.
Because steel major part to be washed is band steel, in acid cleaning process, it is particularly serious to pickling room 11 sidewall incised wound, and be head it off, the sidewall of pickling room 11 is provided with locating slot 15(as shown in Figure 3), locating slot 15 is vertically arranged, and locating slot A/F is less than the width in locating slot; Also be provided with the acidproof building stones 16 with locating slot 15 form fit in locating slot 15, the acidproof building stones 16 in locating slot 15 stretch in pickling room 16 via the opening of locating slot 15.Acidproof building stones 16 replace pickling room 11 sidewall to contact with the strip, and avoid the rough sledding such as isolate of band steel to pickling room 11 sidewall.Acidproof building stones 16 take from the top of locating slot, convenient and swift.
Pickling tank of the present invention 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:
1, acidproof building stones replace bottom surface, pickling room to contact with band steel bottom surface to be washed, greatly reduce contact area, ensure that steel band bottom surface to be washed obtains the abundant infiltration of pickle solution, promote pickling effect and quality product;
2, acidproof building stones replace bottom surface, pickling room to contact with band steel bottom surface to be washed, avoid the shortcoming of pp insufficient rigidity of material, improve the wear resistance of equipment, extend service life of equipment;
3, the pickling tank of a small amount of building stones and pp material is arranged in pairs or groups, and reduces weight of equipment, has saved equipment cost;
4, the pickling tank of a small amount of building stones and pp material is arranged in pairs or groups, and avoids a large amount of building stones and produces pressure to pickling room.
Embodiment 2
The invention also discloses the pickling unit being provided with the new texture pickling tank described in embodiment 1, comprise pickling tank 1(and be above-mentioned new texture pickling tank), maintenance room 3, recycle pump 4 and well heater 5; Recycle pump 4 and acid solution reclaim room 12 or overhaul room 3 conducting, and are connected with well heater 5, the output channel of well heater 5 and pickling room 11 conducting; Pickle solution in acid solution recovery room 12 is under the driving of recycle pump 4, heated by well heater 5, pickle solution after heating enters pickling room 11 through the output channel of well heater 5, steel to be washed are sprayed or the pickling process of soak type, so just ensure that the temperature of pickle solution is relatively stable, both improve working efficiency, in turn ensure that the effect of pickling.Maintenance room 3 is positioned at pickling tank 1 side and reclaims room 12 with the acid solution of lower floor and is communicated with, and the top of maintenance room 3 and pickling room, upper strata 11 is provided with removable sealing upper cover, pickling room 11 covers and also installs acid mist extraction pipeline 7.Maintenance room 3 or acid solution reclaim room 12 also with Drainage pipe 6 conducting.
As shown in Figure 1, comprise the cell body being separated into the upper and lower by dividing plate 13 and the squeezing roller 2 be arranged in cell body, described upper strata is pickling room 11 to pickling tank of the present invention, and lower floor is that acid solution reclaims room 12; Dividing plate 13 two ends upwarp, and at least the upturned portion of dividing plate 13 one end are provided with overflow breach 131; Be easy in the middle part of dividing plate 13 like this accumulate pickle solution, be convenient to carry out pickling oxide film dissolving in steel to be washed immersion pickle solution; The pickle solution ensured in pickling room that arranges of overflow breach flows into lower floor's acid solution recovery room, avoids the accumulation of the pickle solution in pickling room 11 too much to cause and impacts factors such as pickling temperatures and reduce pickling effect.Squeezing roller 2 is at least two, is placed horizontally at dividing plate 13 one end one on the other and position between two rollers is not less than dividing plate 13 end; Pickling room 11 bottommost and acid solution reclaim room 12 by being with valvular pipeline conducting; Dividing plate 13 upper surface is provided with screens groove 14, screens groove 14 be dividing plate 13 upper surface projection two screens walls 141 between part, be provided with the acidproof building stones 16 higher than screens wall 141 upper end in screens groove 14.The setting of screens groove 14, ensure that steel when cleaning, bottom surface contact with acidproof building stones 16 outside major part be all in the infiltration of pickle solution, guarantee has good pickling effect; Simultaneously, because the contact area of steel and pickling room 11 inwall reduces, steel are also just corresponding less to the friction of pickling room 11, also the spillage of material because of the pickling room that rubs just is avoided, compensate for the shortcoming of the pickling room undercapacity of pp material, derive the work-ing life of equipment, and then reduce production cost.
As shown in Figure 2, the screens wall 141 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 acidproof building stones 16 and the cross section of screens groove 14 match; Stablize when screens groove 14 arranges ensure that acidproof building stones 16 contact with steel with the trapezoid cross section of acidproof building stones 16, prevent 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.Screens wall 141 is offered 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 be installed on through hole 142 makes acidproof building stones 16 tightly fit with bottom surface, pickling room 11 with screens groove 1, acidproof 16, further ensures the stability of acidproof building stones.Through hole 142 is embedded with the screw thread coordinated with tack bolt, eliminates the twists and turns being equipped with nut to tack bolt, avoids the situation that nut is easily lost.On acidproof building stones 16, the side corresponding with through hole 142 is provided with the counterbore or deep gouge that coordinate with tack bolt, tack bolt is formed for acidproof building stones 16 comprehensive fixing, ensures the stability that acidproof building stones 16 are horizontal and longitudinal further.
Because steel major part to be washed is band steel, in acid cleaning process, it is particularly serious to pickling room 11 sidewall incised wound, and be head it off, the sidewall of pickling room 11 is provided with locating slot 15(as shown in Figure 3), locating slot 15 is vertically arranged, and locating slot A/F is less than the width in locating slot; Also be provided with the acidproof building stones 16 with locating slot 15 form fit in described locating slot 15, the acidproof building stones 16 in described locating slot 15 stretch in pickling room 11 via the opening of locating slot 15.Acidproof building stones 16 replace pickling room 11 sidewall to contact with the strip, and avoid the rough sledding such as isolate of band steel to pickling room 11 sidewall.Acidproof building stones 16 take from the top of locating slot, convenient and swift.
The output channel of well heater 5 be each passed through pickling tank 1 two side and with pickling tank 11 conducting (as shown in Figure 4, Figure 5); Pickle solution is evenly added by the both sides of pickling tank 11, prevents that acid solution is unbalanced affects pickling effect.
Pickling tank 1 is multistage tandem array, and the pickling room 11, upper strata of adjacent acid washing trough 1 is through, and lower floor's acid solution is reclaimed room 12 and separated by vertical plate washer; Fill the pickle solution of different concns in different section, pickle solution concentration increases successively along the axis of pickling tank.The Drainage pipe 6 of every section of pickling tank 1 correspondence by valve (not shown) and communicating pipe through.When pickling process carries out, steel to be washed first by the pickling room 11 that pickle solution concentration is low, carry out preliminary treatment in the pickle solution of lower concentration, by most of impurity and oxide film removing; Steel after the process of lower concentration pickle solution are extracted by squeezing roller 2, and in-depth process is carried out in the pickling room 11 then entering pickle solution higher concentration, removes more obstinate oxide film; The pickle solution that squeezing roller 2 is extruded falls into acid solution corresponding to respective concentration pickle solution along corresponding breach and reclaims room 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, in turn ensure that pickling effect by lower concentration to the pickling mode of high density while the pickle solution that practices every conceivable frugality.
Through the pickling of certain number of times, pickle solution does not reach production standard because being mixed into the reason such as impurity and pH value change in acid cleaning process, and needs to change.Foreign matter content wherein in pickle solution changes successively by pickle solution concentration level order, 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.Thus be used as lower concentration pickle solution after high concentrated acid washing lotion relatively less for foreign matter content being diluted to use and can not have an impact to pickling effect.
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 by emptying for the pickle solution of minimum concentration; Then adjust the valve of Drainage pipe, the acid solution making time lower concentration pickle solution part flow into the pickle solution of minimum concentration reclaims in room 12; The pickling tank relative closure that valve-off makes minimum concentration pickle solution corresponding.By-pass valve control is by emptying for pickling tank corresponding for the pickle solution of secondary lower concentration; Then adjust the valve of Drainage pipe, the acid solution making time time lower concentration pickle solution part flow into the pickle solution of time lower concentration reclaims in room 12; Valve-off makes the pickling tank relative closure that time lower concentration pickle solution is corresponding.Successively each pickling tank is operated by aforesaid operations mode.When finally adding pickle solution, because having had part pickle solution in part pickling tank, so add full dose except the pickle solution of maximum concentration, the pickle solution that the pickle solution of all the other concentration only need add partial response concentration is equipped with suitable quantity of water again.
According to the description of the present embodiment, beneficial effect of the present invention have following some: 1, acidproof building stones replace bottom surface, pickling room to contact with band steel bottom surface to be washed, greatly reduce contact area, ensure that steel band bottom surface to be washed obtains the abundant infiltration of pickle solution, promote pickling effect and quality product; 2, acidproof building stones replace bottom surface, pickling room to contact with band steel bottom surface to be washed, avoid the shortcoming of pp insufficient rigidity of material, improve the wear resistance of equipment, extend service life of equipment; 3, the pickling tank of a small amount of building stones and pp material is arranged in pairs or groups, and reduces weight of equipment, has saved equipment cost; 4, the pickling tank of a small amount of building stones and pp material is arranged in pairs or groups, and avoids a large amount of building stones and produces pressure to pickling room; 5, by anhydride recovery plant and the integrated setting of pickling tank, both saved the floor space of equipment, and eliminated again the construction on basis and the construction of acid solution pond for recovering, greatly reduce production cost; 6, acid solution pond for recovering and pickling tank are so arranged, and simplify acid solution transport pipeline complicated in prior art and lay, both saved cost, turn reducing pipeline is the safety problem that acid liquid corrosion etc. causes; 7, acid mist extracts pipeline and extracts sour gas in pickling tank, reduces sour gas to the corrosion of unit, increases unit work-ing life: 8, pickle solution concentration is from low paramount acid pickling step, has saved pickle solution consumption while ensureing pickling effect; 9, the high concentrated acid washing lotion of low impurity content uses as lower concentration pickle solution after diluting, and saves pickle solution consumption further, reduces production cost.
Above-described embodiment is only for the invention example is clearly described, and the restriction not to the invention 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 the need to also giving all embodiments here.And thus the apparent change of amplifying out or variation be still among the protection domain of the invention claim.
Claims (8)
1. new texture pickling tank, comprises the squeezing roller being become the cell body of the upper and lower by baffle for separating and be arranged in cell body, and described upper strata is pickling room, and lower floor is that acid solution reclaims room; Described dividing plate two ends upwarp, and at least the upturned portion of dividing plate one end are provided with overflow breach; Described squeezing roller is at least two, is placed horizontally at dividing plate one end one on the other and position between two rollers is not less than divider ends; Described pickling room bottommost and acid solution reclaim room by being with valvular pipeline conducting; It is characterized in that, dividing plate upper surface is provided with screens groove, described screens groove be dividing plate upper surface projection two screens walls between part, be provided with the acidproof building stones higher than screens wall upper end in described screens groove; 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 described acidproof building stones and the cross section of screens groove match; The cross section opening of described screens groove is greater than the maximum cross section of described acidproof building stones.
2. new texture pickling tank according to claim 1, is characterized in that, screens wall is offered the through hole that tack bolt is housed.
3. new texture pickling tank according to claim 2, is characterized in that, 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.
4. the new texture pickling tank according to Claims 2 or 3, is characterized in that, described through hole is embedded with the screw thread coordinated with tack bolt.
5. new texture pickling tank according to claim 2, is characterized in that, on described acidproof building stones, the side corresponding with through hole is provided with the counterbore or deep gouge that coordinate with tack bolt.
6., according to the arbitrary described new texture pickling tank of claim 1-3, it is characterized in that, the sidewall of described pickling room is provided with locating slot, and described locating slot is vertically arranged, and locating slot A/F is less than the width in locating slot; Also be provided with the acidproof building stones with locating slot form fit in described locating slot, the acidproof building stones in described locating slot stretch in pickling tank via the opening of locating slot.
7. 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 room, recycle pump and well heater; Described new texture pickling tank comprises the squeezing roller being become the cell body of the upper and lower by baffle for separating and be arranged in cell body, and described upper strata is pickling room, and lower floor is that acid solution reclaims room; Described dividing plate two ends upwarp, and at least the upturned portion of dividing plate one end are provided with overflow breach; Described squeezing roller is at least two, is placed horizontally at dividing plate one end one on the other and position between two rollers is not less than divider ends; Described pickling room bottommost and acid solution reclaim room by being with valvular pipeline conducting; Dividing plate upper surface is provided with screens groove, described screens groove be dividing plate upper surface projection two screens walls between part, be provided with the acidproof building stones higher than screens wall upper end in described screens groove; 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 described acidproof building stones and the cross section of screens groove match; The cross section opening of described screens groove is greater than the maximum cross section of described acidproof building stones; Recycle pump and acid solution reclaim room or overhaul room conducting, and are connected with well heater, the output channel of well heater and the conducting of pickling room; Described maintenance room is positioned at described new texture pickling tank side and reclaims room with the acid solution of lower floor and is communicated with, and maintenance room and the top of pickling room, upper strata are provided with removable sealing upper cover, described maintenance room or acid solution reclaim room also with Drainage pipe conducting.
8. pickling unit according to claim 7, is characterized in that, screens wall is offered the through hole that tack bolt is housed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310443084.1A CN103469235B (en) | 2013-09-26 | 2013-09-26 | New texture pickling tank and be provided with the pickling unit of described pickling tank |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310443084.1A CN103469235B (en) | 2013-09-26 | 2013-09-26 | New texture pickling tank and be provided with the pickling unit of described pickling tank |
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| CN103469235B true CN103469235B (en) | 2015-11-18 |
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| CN105236757B (en) * | 2015-10-27 | 2018-10-30 | 北京百奥泰康生物技术有限公司 | It is a kind of to prepare diagnostic reagent pickling tube |
| CN110903105A (en) * | 2019-12-12 | 2020-03-24 | 贵州晨春石业有限公司 | Marble pickling device |
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| CN103215608A (en) * | 2013-04-23 | 2013-07-24 | 北京全有时代科技股份有限公司 | Integrated-type acid-washing unit |
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| JPH0626730B2 (en) * | 1985-10-29 | 1994-04-13 | 新日本製鐵株式会社 | Metal strip pickling equipment |
| JPH10298790A (en) * | 1997-02-18 | 1998-11-10 | Nippon Steel Corp | Pickling tank for strip steel |
| CN203530435U (en) * | 2013-09-26 | 2014-04-09 | 北京全有时代科技股份有限公司 | Pickling bath in novel structure and pickling unit provided with same |
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| CN103215608A (en) * | 2013-04-23 | 2013-07-24 | 北京全有时代科技股份有限公司 | Integrated-type acid-washing unit |
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