A kind of hot-dip galvanizing line pretreatment acid mist sealing collection processing system implementing
Technical field
The present invention relates to the technical field of galvanizing acid mist process, refer in particular to a kind of hot-dip galvanizing line pretreatment acid mist sealing collection processing system implementing.
Background technology
In the process treatment process of galvanizing, first be that steel beam column to be plated is carried out cleanup acid treatment, the removing ironing surface greasy dirt of matrix steel and oxide compound, after cleanup acid treatment, soak containing the mixing such as ammonium chloride or zinc chloride quickening liquid by steel beam column to be plated is put into, thus help plated film in its surface formation, then send in hot-dip galvanized pot.Wherein, cleanup acid treatment is pretreatment procedure very important in galvanizing, but, under prior art conditions, a lot of cleanup acid treatment technique is open type, and pickling adopts the volatile acid solution of appearance mostly, this causes acid mist to be easily diffused in air, skin and the respiratory tract of people can be stimulated, and have stronger corrodibility, not only affect the healthy of the workman produced at a line, the production unit of corrosion workshop, and environmental pollution is comparatively serious, do not meet the requirement of environmental protection, although some manufacturing enterprise takes corresponding method to collect acid mist, such as collect acid mist by collecting hood, but for large-scale production plant, be difficult to ensure its stopping property, acid mist is often made to volatilize away when pan feeding and discharging.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of good sealing effect is provided, realize acid mist minimum discharge rate, feedstock circulation galvanization production line pretreatment acid mist sealing collection processing system implementing again.
For achieving the above object, technical scheme provided by the present invention is: a kind of hot-dip galvanizing line pretreatment acid mist closes collection processing system implementing, it includes multiple pickling tub, be connected to the acid mist treatment device of multiple induced exhaust, it also includes pickling cover, driving, the first conversion hole and the second conversion hole of sealing slip lid is equipped with near coal-mine place, wherein, multiple pickling tub is positioned between the first conversion hole and the second conversion hole successively, and the first conversion hole and the second conversion hole are located at feed end and the discharge end of this system respectively, and be equipped with device for transporting objects in the first conversion hole and the second conversion hole, described driving is arranged on outside pickling cover, this pickling cover covers multiple pickling tub completely and part covers the first conversion hole and the second conversion hole, pickling cover one side is provided with multiple air outlet, each air outlet all with induced exhaust Matching installation, pickling cover is connected with acid mist treatment device by induced exhaust.
Described pickling cover end face is provided with for the current gap of driving lifting rope.
The panel of erosion resistance is all equipped with on each side inside and outside described pickling cover and on end face.
The present invention is after have employed such scheme, its great advantage is that material enters pickling process until when leaving pickling process, by the first conversion hole and the second conversion hole, the flow pattern of material is changed, the acid mist that pickling tub is volatilized can not evaporate into outside pickling cover when charging and discharging, the effect of collecting acid mist improves greatly, by multiple induced exhaust acid mist is evacuated in acid mist treatment device again and focuses on, the aqueous solution simultaneously processed after acid mist spray can import in pickling tub again, make its Recycling, not only effectively solve acid mist pollution problem, turn waste into wealth simultaneously, production is made really to accomplish environmental protection, save.
Accompanying drawing explanation
Fig. 1 is side-view of the present invention.
Fig. 2 is front view of the present invention.
Fig. 3 is vertical view of the present invention.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described:
Shown in accompanying drawing 1 to accompanying drawing 3, hot-dip galvanizing line pretreatment acid mist sealing collection processing system implementing described in the present embodiment, it includes multiple pickling tub 1 be arranged in order, acid mist treatment device 2, pickling cover 3, driving 4, first conversion hole 5 and the second conversion hole 6, wherein, first conversion hole 5 and the second conversion hole 6 are located at feed end and the discharge end of this system respectively, and drive a vehicle and 4 be arranged on above pickling cover 3, and pickling cover 3 end face is provided with for the current gap 9 of driving 4 lifting rope, each side inside and outside this pickling cover 3 and end face are all equipped with the panel 8 of erosion resistance, described pickling cover 3 covers multiple pickling tub completely, and just cover a semispace in the first conversion hole 5 and the second conversion hole 6, the pitted surface in the first conversion hole 5 is provided with the first sealing slip lid 501, the pitted surface in the second conversion hole 6 is provided with the second sealing slip lid 601, device for transporting objects 7 is provided with in the first conversion hole 5 and the second conversion hole 6, the one side of described pickling cover 3 is provided with multiple air outlet 301, this air outlet and induced exhaust 201 Matching installation, pickling cover 3 is connected with acid mist treatment device 2 by induced exhaust 201, on pickling cover and with air outlet 301 opposite face on be provided with multiple sealing glass window 302.
According to the structure of above-mentioned galvanization production line pretreatment acid mist sealing collection processing system implementing, its mode of operation is: when the material of iron and steel matter will carry out cleanup acid treatment, the first sealing slip lid 501 on first conversion hole 5 pitted surface slides to the direction of pickling tub 1, material is transferred in the e Foerderanlage 7 in the first conversion hole 5 by outside suspender, by the e Foerderanlage 7 in the first conversion hole 5, mass transport to the first is changed the interior side close to pickling tub 1, hole 5, at this moment, first sealing slip lid 7 is back to original position, end face due to pickling cover 3 is provided with for the current gap 9 of driving 4, and whole end face is crossed in this gap 9, therefore 4 are driven a vehicle by transferring lifting rope, and material is sling, and according to practical situation, driving 4 is travelled successively above corresponding pickling tub 1, to be immersed in pickling tub 1 under material by lifting rope, when material soaks afterwards successively in multiple pickling tub 1 and driving 4 is walked to above the second conversion hole 6, the second sealing slip lid 601 on second conversion hole 6 is near coal-mine slides to the direction away from pickling tub 1, then by lifting rope, material is transferred in the e Foerderanlage 7 in the second conversion hole 6, mass transport to the second to be changed in hole 6 and away from the side of pickling tub 1 by the e Foerderanlage 7 in the second conversion hole 6, at this moment, the second sealing slip lid 601 in second conversion hole 6 returns to original position, material after cleanup acid treatment hangs out by outside suspender again from the second conversion hole 6, enter subsequent processing again.In the whole process of material in cleanup acid treatment, acid mist in pickling cover 3 is drawn in acid mist treatment device 2 by induced exhaust 201 by multiple air outlets 301 that the one side of pickling cover 3 is offered, carry out acid mist process by acid mist treatment device 2 again, can make raw material can Recycling.Each side of this pickling cover 3 is equipped with bamboo slab rubber 8, pickling cover 3 can be effectively avoided to be corroded by acid mist, and 4 tops being located at pickling cover 3 of driving a vehicle, only has the lifting rope of driving 4 in pickling cover 3, effectively can protect the acid mist corrosion of driving 4 not in quilt cover like this, substantially prolongs the work-ing life of driving 4, and staff observes the working condition in pickling cover 3 by the sealing glass window 302 on pickling cover 3, enter in cover without the need to people and operate, effectively can ensure the health of staff, close collection processing system implementing by this galvanization production line pretreatment acid mist simultaneously, the acid mist of volatilization can be collected to greatest extent, acid mist ultra-low volume is discharged, meet environmental protection, energy-conservation theory requirement.
The examples of implementation of the above are only the preferred embodiment of the present invention, not limit practical range of the present invention with this, therefore the change that all shapes according to the present invention, principle are done, all should be encompassed in protection scope of the present invention.