A kind of air floatation machine improving impurity removal function
Technical field
This utility model belongs to technical field of sewage treatment equipment, is specifically related to a kind of air floatation machine improving impurity removal function。
Background technology
Water is the source of all things on earth, now, and the shortage of water resource and water is seriously polluted has become as main social problem。General work all has float with civilian sewage major part, and air floatation machine is the capital equipment processing this sewage。Air floatation machine is a kind of to utilize micro-bubble to make the machine that the impurity in medium emerges, therefore process general work with and during civilian sewage, its effect is clearly。But, the impurity-eliminating effect of general air floatation machine is bad, it is impossible to completely remove the floating thing on the water surface。For this problem, it is thus proposed that a kind of air floatation machine, as described in 200620086735.1。
200620086735.1 disclose a kind of air flotation turbo, it includes air floatation machine casing, in casing, one end is provided with Cavltation aerator device, the relative other end is provided with spoil disposal, discharging device, described Cavltation aerator device has the cavitation solarization air cell arranged along wall box, this side box wall is provided with the water inlet connected with cavitation solarization air cell, from casing top along being provided with the hollow cylinder extending in cavitation solarization air cell, the two ends up and down of cylinder are provided with top chock, step, on, step is provided with the hollow axle through cylinder by bearing, the upper end of hollow axle is connected with motor by shaft coupling, bottom is provided with the scattered gas impeller with its inner space, the blade dissipating gas impeller is provided with air dispelling hole, the projection in the horizontal plane of described air dispelling hole is slit-shaped。The impurity-eliminating effect of this air flotation turbo is general, it is impossible to remove the floating thing on the water surface preferably。
Therefore, we are necessary to propose a kind of air floatation machine improving impurity removal function。
Summary of the invention
The utility model proposes a kind of air floatation machine improving impurity removal function, this air floatation machine improves impurity removal function, effectively can be removed by the floating thing on the water surface clean, improve the work efficiency of air floatation machine。
The technical solution of the utility model is achieved in that
A kind of air floatation machine improving impurity removal function, it includes air supporting casing and knot screen, it is sequentially provided with trash chamber in described air buoyancy tank body, solarization air cell, gas-floating chamber and conditioning chamber, described air supporting casing is provided with water inlet pipe and outlet pipe, described water inlet pipe connects described trash chamber, described outlet pipe connects described conditioning chamber, described trash chamber is arranged over an impurity removal port, a float baffle plate it is provided with between described trash chamber and solarization air cell, an aerator it is provided with in described solarization air cell, a deflector it is provided with between described solarization air cell and gas-floating chamber, it is provided with a return duct in described gas-floating chamber and connects described solarization air cell, a sewage draining exit it is additionally provided with in described gas-floating chamber, described knot screen is arranged on above described gas-floating chamber, described knot screen includes motor, actuating device, first sprocket wheel, second sprocket wheel, chain and scraper plate, described first sprocket wheel and the second sprocket wheel are connected by described chain, described motor connects described first sprocket wheel by described actuating device, on described chain, distribution has described scraper plate, described scraper plate includes connecting portion and tongue, described connecting portion is vertically connected on described chain, described tongue tilts to be connected to described connecting portion。
In the air floatation machine improving impurity removal function of the present utility model, the outlet of described water inlet pipe is higher than the lower end of described float baffle plate。
In the air floatation machine improving impurity removal function of the present utility model, the angle between described connecting portion and tongue is 100 ~ 130 degree。
In the air floatation machine improving impurity removal function of the present utility model, it is provided with a baffle plate between described gas-floating chamber and conditioning chamber, described baffle plate has a through hole。
In the air floatation machine improving impurity removal function of the present utility model, described scraper plate is made up of stainless steel material。
Implement this air floatation machine improving impurity removal function of the present utility model, have the advantages that sewage enters in trash chamber from water inlet pipe, float baffle plate can keep off the floating thing in sewage in trash chamber, discharged by impurity removal port, then sewage enters in solarization air cell, aerator is filled with minute gas in sewage, micro-bubble is formed with the impurity in sewage, gas-floating chamber floats up to the water surface gradually, air supporting casing is designed with driving chain on both sides, some scraper plates it are provided with between chain, this scraper plate is provided with a tongue extended, formed hook-shaped, when motor drives chain operation by drive mechanism, scraper plate is by the bubble on the water surface, floating thing scrapes sewage draining exit and discharges, the floating thing that the tongue of scraper plate can ensure that on the water surface is completely removed, sewage after process flows out from outlet pipe again;Remove impurity, second level scraper plate remove impurity is stopped, it is possible to remove the most of impurity in sewage preferably, improve the work efficiency of air floatation machine so that air floatation machine is without repeated work by the first order。
Accompanying drawing explanation
Fig. 1 is the schematic diagram of this air floatation machine improving impurity removal function of the present utility model。
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described。
The of the present utility model this air floatation machine improving impurity removal function as shown in Figure 1, it includes air supporting casing 1 and knot screen 2, and air supporting casing 1 is a cuboid chest。Being sequentially provided with trash chamber 11, solarization air cell 12, gas-floating chamber 13 and conditioning chamber 14 in described air supporting casing 1, the volume of gas-floating chamber 13 is maximum。Described air supporting casing 1 is provided with water inlet pipe 10 and outlet pipe 20, water inlet pipe 10 and outlet pipe 20 end can arrange an adpting flange, is beneficial to and is connected with other device。Described water inlet pipe 10 connects described trash chamber 11, and described outlet pipe 20 connects described conditioning chamber 14, and sewage enters trash chamber 11 from water inlet pipe 10, then passes through the process of solarization air cell 12, gas-floating chamber 13, discharges in the outlet pipe 20 arranged from conditioning chamber 14。Described trash chamber 11 is arranged over an impurity removal port 101, a float baffle plate 112 it is provided with between described trash chamber 11 and solarization air cell 12, sewage enters in trash chamber 11, floating thing in sewage rises, barrier effect by float baffle plate 112, can the floating thing in sewage be stayed in trash chamber 11, discharge floating thing again through impurity removal port 101。Being provided with an aerator 102 in described solarization air cell 12, this aerator 102 can be filled with minute gas in solarization air cell 12。Being provided with a deflector 123 between described solarization air cell 12 and gas-floating chamber 13, this deflector 123 is beneficial to and from solarization air cell 12, sewage is imported gas-floating chamber 13, accelerates effluent flow rate, reduces air supporting flotation time。Being provided with a return duct 132 in described gas-floating chamber 13 and connect described solarization air cell 12, the sewage in gas-floating chamber 13 can be imported in solarization air cell 12 by return duct 132 again, it is possible to re-fill minute gas, then the impurity in sewage is carried out air supporting。Being additionally provided with a sewage draining exit 130 in described gas-floating chamber 13, this sewage draining exit 130 is arranged on the lower section of knot screen 2, and the floating thing on the water surface is blown in sewage draining exit 130 and discharges by knot screen 2。Described knot screen 2 is arranged on above described gas-floating chamber 13, and described knot screen 2 includes motor 30, actuating device the 31, first sprocket wheel the 32, second sprocket wheel 33, chain 34 and scraper plate 35, and air supporting casing 1 is provided with a motor cabinet, and motor 30 is arranged on motor cabinet。Actuating device 31 includes belt pulley and belt, and motor 30 outfan is provided with the first belt pulley, and the first sprocket wheel 32 is provided with the second belt pulley, and motor 30 is rotated by belt drive the first sprocket wheel 32。First sprocket wheel the 32, second sprocket wheel 33, chain 34 include two sets, are separately positioned on the both sides of air supporting casing 1, can be connected by central shaft between the first sprocket wheel 32 with the first sprocket wheel 32。Described first sprocket wheel 32 and the second sprocket wheel 33 are connected by described chain 34, described motor 30 connects described first sprocket wheel 32 by described actuating device 31, after first sprocket wheel 32 is rotated by motor 30, it is possible to drive the second sprocket wheel 33 to rotate by chain 34, thus chain 34 just can move。On described chain 34, distribution has described scraper plate 35, and scraper plate 35 two ends are arranged on the chain 34 on both sides。Described scraper plate 35 includes connecting portion 351 and tongue 352, it is preferred to, described scraper plate 35 is made up of stainless steel material, reduces the erosion of sewage。Described connecting portion 351 is vertically connected on described chain 34, and described tongue 352 tilts to be connected to described connecting portion 351, and the incline direction of tongue 352 is consistent with the direction of motion of chain 34。Connecting portion 351 and tongue 352 are formed hook-shaped, and when chain 34 operates, the floating thing on the water surface just can be scraped in sewage draining exit 130 by scraper plate 35, and tongue 352 can ensure that floating thing will not reflux, and improves dust removal rate。
Wherein, the outlet of described water inlet pipe 10 is higher than the lower end of described float baffle plate 112, so can ensure that the floating thing in sewage will not be directly entered solarization air cell 12 from the lower end of float baffle plate 112, it is possible to stayed by floating thing in trash chamber 11, be conducive to the floating thing quickly removing in sewage。
Angle between described connecting portion 351 and tongue 352 is 100 ~ 130 degree, is so more conducive to the removing of floating thing so that floating thing will not reflux, and scraper plate 35 will not be subject to very big resistance。
It is provided with a baffle plate 134 between described gas-floating chamber 13 and conditioning chamber 14, described baffle plate 134 has a through hole 135。Sewage is in gas-floating chamber 13 after flotation, it is possible to entering in conditioning chamber 14 through through hole 135, this through hole 135 is arranged on the middle part of baffle plate 134 so that in sewage, the mud of deposition will not enter in conditioning chamber 14, is further ensured that the cleannes of the sewage after process。So far, the present utility model purpose is accomplished。
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model。