Environment-friendly wastewater treatment device for concrete mixing plant

The invention discloses an environment-friendly wastewater treatment device for a concrete mixing plant, and belongs to the field of wastewater treatment. The device comprises a neutralization mechanism, and the neutralization mechanism comprises a volume metering unit used for obtaining the total volume of the wastewater; the pH value measuring unit is used for acquiring the initial pH value of the wastewater; the pH value target setting unit is used for setting a target pH value of the neutralized wastewater; the neutralizing reagent feeding unit is used for feeding a neutralizing reagent into the wastewater to neutralize the pH value of the wastewater; the volume metering unit is used for metering the amount of wastewater needing to be treated, after the volume of the wastewater is obtained, the pH value measuring unit is used for detecting the initial pH value of the wastewater, after a user sets the neutralized target pH value through the pH value target setting unit, the neutralizing reagent feeding uni