PURPOSE: A structure for fixing a probe is provided to prevent the contact between adjacent probes by inserting probes into one or more slit blocks and combining the slit blocks into the corresponding grooves of a fixing part. CONSTITUTION: A structure for installing a probe includes one or more fixing parts(610). A plurality of blade-type probes(700) is inserted into one or more fixing parts. Insertion grooves are formed on the lower side of the fixing parts. The fixing parts include one or more corresponding grooves and one or more slit blocks(620). The slit blocks are combined to the corresponding grooves.