Lifting control apparatuses and cleaners including the same

A cleaner comprising a lifting control apparatus, which comprises:

• a base for holding a basket containing silicon wafers;
• a first bracket provided on a first side of the base;
• a second bracket provided on a second side of the base opposite to the first side;
• and
• a driver provided with a first lead screw and a second lead screw, the first lead screw being provided on the first side of the base and connected with the first bracket, the second lead screw being provided on the second side of the base and connected with the second bracket,
• wherein the driver is configured to drive the first bracket and the second bracket respectively by the first lead screw and the second lead screw to move up and down, to drive the base between the first bracket and the second bracket to move up and down together;
• wherein the driver comprises two first guide posts disposed on both sides of the first lead screw and disposed in parallel with the first lead screw, and two second guide posts disposed on both sides of the second lead screw and disposed in parallel with the second lead screw;
• wherein two first sleeves are further provided at intervals on each of the first guide posts for engagement therewith, and two second sleeves are further provided at intervals on each of the second guide posts for engagement therewith;
• and
• a height of the first lead screw is greater than that of the first bracket, and a height of the second lead screw is greater than that of the second bracket.