A sewage pre-filter device and its application
A pre-filtration and sewage technology, applied in the direction of filtration and separation, fixed filter elements, chemical instruments and methods, etc., can solve the problems affecting the effect of sewage pretreatment, etc., and achieve the effect of pre-filtration treatment and accelerated effective separation
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Embodiment 1
[0029] Such as Figure 1-2 shown.
[0030] A sewage pre-filtering device comprises a water storage tank 7, a light impurity outlet 1 and a sludge outlet 12 respectively provided at both ends of the water storage tank 7, a sewage inlet 4 is arranged at the top of the water storage tank 7, and a sewage inlet 4 is arranged at the top of the water storage tank 7 The bottom of 7 is provided with a clear water outlet 13, a conical filter cloth sieve drum 5 is provided in the water storage tank 7 and along the axial direction of the water storage tank 7, and a conical filter cloth sieve drum 5 is provided in the conical filter cloth sieve drum 5 Trapezoidal rotor 14, bristles 6 are arranged on the two hypotenuses of the trapezoidal rotor 14; the inclination angle of the trapezoidal rotor 14 is the same as the internal inclination angle of the conical filter cloth screen drum 5;
[0031] The water storage tank 7 is inclined to the horizontal plane, and the inclination angle α is 25°;...
Embodiment 2
[0040] A sewage pre-filtering device as described in Embodiment 1, the difference is that the water storage tank 7 is inclined to the horizontal plane, and the inclination angle α is 20°.
Embodiment 3
[0042] A sewage pre-filtering device as described in Embodiment 1, the difference is that the water storage tank 7 is inclined to the horizontal plane, and the inclination angle α is 50°.
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