A pipe protection device which is provided at a supply-side coupler provided at an end portion of a supply pipe which supplies a heat exchange medium to a heat exchange unit, and a discharge-side coupler provided at an end portion of a discharge pipe from which the heat exchange medium, which is supplied from the supply pipe to the heat exchange unit, is discharged, includes a supply-side support part having a recess along a contour of part of the supply pipe, a discharge-side support part having a recess along a contour of part of the discharge pipe, and a connecting part which supports the supply-side support part and the discharge-side support part at a predetermined interval and connects the supply-side support part and the discharge-side support part to a housing constituting a server.