Sewage treatment device beneficial to bioactivity
A sewage treatment device and biological activity technology, which is applied in the field of sewage treatment devices that are beneficial to biological activity, can solve the problems of wide migration range, difficult treatment, long existence time, etc. land occupation effect
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Embodiment 1
[0022] Such as figure 1 , a sewage treatment device beneficial to biological activity, comprising a closed pressure vessel with elliptical heads at both ends, three partitions 14 are arranged along the axial direction of the pressure vessel, and the partitions 14 divide the interior of the pressure vessel It is the first oxidation chamber 4, the second oxidation chamber 5, the mixing chamber 16 and the settling chamber 11 in succession. The partition plate 14 is provided with through holes through both sides. The first oxidation chamber 4 and the second oxidation chamber 5 are equipped with biological filler 6;
[0023] It also includes a feeding flange 7 provided on the surface of the pressure vessel, and a box bottom plate 10 is also arranged in the mixing chamber 16, and the box bottom plate 10 surrounds the upper part of the mixing chamber 16 to form a flocculant box 9. The feeding method The blue 7 communicates with the flocculant box 9, the bottom plate 10 of the box is...
Embodiment 2
[0028] The present embodiment is further limited on the basis of embodiment 1, as figure 1 , in order to facilitate the maintenance and inspection of the accessories in each chamber, it also includes a plurality of inspection holes 3 arranged on the pressure vessel shell, and the inspection holes 3 are respectively connected with the first oxidation chamber 4, the second oxidation chamber 5 and the settlement The chambers 11 communicate with each other, and the inspection holes 3 each include a connecting flange, a connecting pipe and a blind plate screwed on the connecting flange, and the two ends of the connecting pipe are respectively connected with the pressure vessel shell and the flange.
[0029] Because the present invention can be installed underground, in order to facilitate the strength of the weak part of the present invention, the connecting pipe is welded and connected with the pressure vessel shell, and the pressure vessel shell is also welded with reinforcing rin...
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