The utility model content
Technical problem to be solved in the utility model provides a kind of simple in structure, the useless lacquer of the obvious mechanical type of collection useless lacquer efficient treatment unit.
For solving the problems of the technologies described above, the technical solution of the utility model is: the useless lacquer of mechanical type treatment unit, for the treatment of, collect the useless lacquer in the sewage that produces in paint spray booth's coating cloud capture process, sewage collecting pool, comprise the first sewage lagoon and the second sewage lagoon that are interconnected, be provided with sewage filter device between described the first sewage lagoon and the second sewage lagoon, described the first sewage lagoon is connected to the hydraulic pipe-line that useless lacquer water is collected by the paint spray booth; Sewage transport pump, the water-in of described sewage transport pump are positioned at described the second sewage lagoon; Sewage temporary tank, the water outlet of described sewage transport pump are arranged in the described sewage temporary tank; The sewage transport groove, the water-in of described sewage transport groove is connected to the water outlet of described sewage temporary tank; The sewage air-flotation groove comprises the air supporting cell body, and the bottom of described air supporting cell body is connected with described sewage transport groove by pipeline, and the bottom of described air supporting cell body is equipped with air-floating apparatus; The top of described sewage air-flotation groove is provided with useless lacquer outlet; Useless lacquer collection device comprises the net basket that is provided with filter pore, is provided with diversion trench between described net basket and the described useless lacquer outlet; Middle water collecting tank, described useless lacquer collection device is arranged in described water collecting tank; Middle water back water pump, the water-in of described middle water back water pump are arranged in described water collecting tank, and the water outlet of described middle water back water pump is connected to the water pipeline of paint spray booth.
As preferred technical scheme, described sewage filter device comprises filtering net.
As preferred technical scheme, described air-floating apparatus comprises the pneumatic flashboard at the described pipe water outlet place that is arranged on described air supporting cell body bottom, and described pneumatic flashboard is connected with source of the gas by air delivering pipeline.
Owing to having adopted technique scheme, in sewage collecting pool, add flocculation agent, then utilize the sewage transport pump that it is transferred in the sewage air-flotation groove, and in the transfer process of sewage, owing to having added flocculation agent in the sewage, the rotten agglutination thing of useless lacquer is swum on the water surface, utilize air-floating apparatus that sewage is rocked up and down back and forth after entering the sewage air-flotation groove, jelly and water can overflow every now and then and flow in the useless lacquer collection device by useless lacquer outlet, and water can automatically spill only stay jelly in useless lacquer collection device, thereby the lacquer that will give up filters out, after useless lacquer collection device is collected and is expired, utilize other suspender that it is removed, the useless lacquer of periodic replacement cleaning collection device gets final product, and it is convenient that useless lacquer is processed.
Embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.In the following detailed description, only by the mode of explanation some example embodiment of the present utility model has been described.Undoubtedly, those of ordinary skill in the art can recognize, in the situation that do not depart from spirit and scope of the present utility model, can revise described embodiment with various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than is used for the protection domain of restriction claim.
The useless lacquer of mechanical type shown in Fig. 1 and Fig. 2 are common treatment unit, for the treatment of, collect the useless lacquer in the sewage that produces in paint spray booth's coating cloud capture process, comprise sewage collecting pool 1, after sewage collecting pool 1 is collected useless lacquer sewage, at sewage collecting pool 1 interior adding flocculation agent, wait for that useless lacquer and the flocculation agent in the water reacts; Described sewage collecting pool 1 comprises the first sewage lagoon 1a and the second sewage lagoon 1b that is interconnected, be provided with sewage filter device between described the first sewage lagoon 1a and the second sewage lagoon 1b, described the first sewage lagoon 1a is connected to the hydraulic pipe-line that useless lacquer water is collected by the paint spray booth, wherein said sewage filter device comprises filtering net 2, be used for filtering the larger impurity of sewage volume, so that the startup work of follow-up equipment.
The present embodiment is provided with sewage transport pump 3, the water-in of described sewage transport pump 3 is positioned at described the second sewage lagoon 1b, sewage transport pump 3 is connected with sewage temporary tank 4 by hydraulic pipe-line, the water outlet of described sewage transport pump 3 is arranged in the described sewage temporary tank 4, sewage temporary tank 4 is connected with sewage transport groove 5, and the water-in of described sewage transport groove 5 is connected to the water outlet of described sewage temporary tank 4.Described sewage collecting pool 1 is interior can the larger impurity of blocking volume after filtering net 2 is set, be convenient to the work of sewage transport pump 3, the impurity that prevents large volume enters in the sewage transport pump 3, affect its work, and starting sewage transport pump 3 must carry out before useless lacquer reacts with flocculation agent, because after adding flocculation agent in the sewage, swim in the water surface through the useless lacquer of after a while the reaction agglutination thing that can go bad, the jelly volume can not utilize more greatly sewage transport pump 3 that it is transferred in the sewage temporary tank 4.
The present embodiment also is provided with sewage air-flotation groove 6, comprise air supporting cell body 61, the bottom of described air supporting cell body 61 is connected with described sewage transport groove 5 by pipeline 62, the bottom of described air supporting cell body 61 is equipped with air-floating apparatus, described air-floating apparatus comprises the pneumatic flashboard 63 at described pipe water outlet 62 places that are arranged on described air supporting cell body 61 bottoms, described pneumatic flashboard 63 is connected with source of the gas by air delivering pipeline, and air-floating apparatus can make sewage produce and teetertotter, and is convenient to floating jelly and overflows.The top of described sewage air-flotation groove 6 is provided with useless lacquer outlet 64, namely be positioned at the top of air flotation slot body 61, useless lacquer outlet 64 is connected with useless lacquer collection device, and useless lacquer collection device comprises the net basket 7 that is provided with filter pore, be provided with diversion trench 8 between described net basket 7 and the described useless lacquer outlet 64, can flow in the net basket 7 along diversion trench 8 after jelly and water overflow.
Middle water collecting tank 9 is used for the water that collecting net basket 7 spills, be convenient to recycle, the water that middle water collecting tank 9 is collected pumps by middle water back water pump 10, the water-in of described middle water back water pump 10 is arranged in described water collecting tank 9, and the water outlet of described middle water back water pump 10 is connected to the water pipeline of paint spray booth.
Working process of the present utility model is: add flocculation agent after collecting sewage in the sewage collecting pool, before useless lacquer in sewage and flocculation agent react, utilize the sewage transport pump that it is pumped into the sewage temporary tank, recycling sewage transport groove is transported in the sewage air-flotation groove, in the process of sewage transport, useless lacquer reacts with flocculation agent, the rotten colloid that forms of useless lacquer is swum on the water surface, starting pneumatic flashboard makes water rock in the generation of air supporting cell body together with colloid, water and colloid can constantly overflow the air supporting cell body and enter into the filtering net basket by diversion trench, water spills from the filtering net basket, colloid is stayed in the filtering net basket and is filtered out, water gathers after the filtering net basket spills in the water collecting tank, can it be pumped in the water pipeline in the paint spray booth by middle water back water pump and recycle, be conducive to the saving and protection water resources; And net basket collect full after, the net basket that can utilize suspender will fill jelly is removed, and changes the abortive haul basket and continue to filter and use.So continuous operation is just processed the useless lacquer in the sewage clean, also can not make useless lacquer precipitation, makes recirculated water degree of keeping clean.
Benefit of the present utility model is:
1, solves the original treatment process of current useless lacquer, namely give up lacquer or make the rear original method that the water emptying is dragged for excavated by manual work again of useless lacquer precipitation from artificial the salvaging with net.
2, because original treatment process has caused middle water can be mingled with useless lacquer when recycling, water revolves a mouthful place at Wen's mouth of paint spray booth or water can not well be separated airborne useless lacquer, causing a lot of paint spray booths in useless lacquer to process undesirable, even abandoning processing.
3, utilize the useless lacquer after the utility model is processed all to amass in the net basket, hang away as long as regularly adopt lifting rig will net basket, separately the useless lacquer of collecting is processed again behind the net basket that more renews, and the useless lacquer after processing can become useful chemical substance.
4, process useless lacquer through practice the utility model and can reach 98%, make backwater circulation smooth gently.
5, the utility model utilization is convenient, laborsaving, helps to liberate the labor force, improves useless lacquer collection effciency.
Above demonstration and described ultimate principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the specification sheets just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.