Garbage incinerator

The utility model provides a garbage incinerator, garbage incinerator includes a standard cell, the 2nd standard cell, the 3rd standard cell, fourth standard cell and the terminal unit that sets gradually in the direction of advance of rubbish, wherein, a standard cell with terminal unit includes the air cooling grate, the 2nd standard cell the 3rd standard cell with fourth standard cell includesthe water -cooling grate, and the water -cooling grate includes water -cooling slip grate, water -cooling turn grate and water cooling fixed grate. According to the utility model discloses a garbage incinerator, the 2nd standard cell, the 3rd standard cell and fourth standard cell adopt water -cooling grate structure, when burning high heating value rubbish, because the compulsory convection of grate internal cooling water trades heating effect, make the fire grate segment keep the lower state of temperature in high temperature environment, guarantee the good mechanical properties under the operating condition, increa