High-temperature-resistant combined basket filter and use method

The invention discloses a high-temperature-resistant combined basket filter and a using method. The high-temperature-resistant combined basket filter comprises a filter shell, and a fixing rod is fixedly connected to the bottom of the filter shell; the adjusting mechanism comprises a fixing cover, a power part and an adjusting part, the adjusting part is arranged on the filter shell, the power part is arranged on the filter shell and the adjusting part, and the fixing cover is arranged on the adjusting part; the installation mechanism is fixed to the fixing rod, the filter is pushed to move through the installation mechanism, then the filter is supported through the adjusting and supporting mechanism, the filter shell and the external connecting pipe are fixed through the installation mechanism, the supporting and fine adjusting effects are achieved when the filter is installed, and meanwhile the fixing effect can be achieved when the filter is installed; the filter is convenient to disassemble, the filter ba