Efficient and energy-saving multi-stage leather wastewater treatment device and treatment method

Abstract

The invention discloses an efficient and energy-saving multi-stage leather wastewater treatment device which comprises a box body, a box cover, an air cylinder, an air cylinder rod, a connecting sleeve, a limiting pin, a support, a first filtering mechanism, an anti-blocking mechanism, supporting legs, a second filtering mechanism, a water inlet pipe, a supporting ring, a spring and a box door, the box cover is connected to the box body through screws, and the air cylinder is fixedly installed on the box cover; an air cylinder rod of the air cylinder is slidably connected with the box cover, a connecting sleeve is slidably connected to the outer side of the air cylinder rod, a support is welded to the connecting sleeve, a first filtering mechanism is arranged on the support, an anti-blocking mechanism is arranged on the box body, a second filtering mechanism is arranged in the box body, and a water inlet pipe is fixedly connected in the box body in a sleeved mode. The outer side of the water inlet pipe is slidably connected with a supporting ring. The invention relates to an efficient and energy-saving multi-stage leather wastewater treatment device and a treatment method. The efficient and energy-saving multi-stage leather wastewater treatment device has the characteristics that a filter screen is not easy to block and impurities do not need to be cleaned frequently.

Description

technical field [0001] The invention belongs to the technical field of leather wastewater treatment, in particular to a high-efficiency and energy-saving multi-stage leather wastewater treatment device and a treatment method. Background technique [0002] The leather industry is the pillar industry of my country's light industry, and has now become an industry with international competitiveness. my country has become the center of the world's tanning industry, and enjoys three great reputations in the world: first, large resources; second, large output; The third is the large volume of import and export trade. The leather industry is an advantageous characteristic industry in Zhejiang Province, and also a pillar industry and a characteristic industry with competitive advantages in Haining City. Leather has been vividly known as the "Golden Business Card" of Haining. But it should also be noted that the tanning industry is a traditional industry, and certain pollutants will b...

AI Technical Summary

Problems solved by technology

In the prior art, when the multi-stage leather wastewater treatment device is in use, the impurities in the wastewater will cause the filter screen to block, which will affect the filtration efficiency of the device. At the same time, the impurities in the device need to be cleaned frequently, which will affect the wastewater treatment efficiency of the device.

Images