Cleaning tool device
A cleaning tool device ( 1 ) for a pipe ( 10 ), the cleaning tool ( 1 ) being moved internally in the pipe ( 10 ) while rotating about substantially the center axis ( 12 ) of the pipe ( 10 ), and the cleaning tool ( 1 ) being provided with a leading cleaning body ( 2 ) at its free end portion ( 4 ), and there being arranged, close behind the free end portion ( 4 ), a tool support ( 6 ) which is arranged to bear on the internal jacket surface ( 16 ) of the pipe ( 10 ), the tool support ( 6 ) being provided with at least one rotatable support cleaning body ( 8′, 8″, 8′″ and 8″″ ).
1. A cleaning tool device for a pipe, the cleaning tool being moved internally in the pipe, while rotating about substantially a centre axis of the pipe, the cleaning tool comprising:
a leading cleaning body at a free end portion of the cleaning tool; and
a rotatable tool support arranged close behind the free end portion of the leading cleaning body and counteracting radial movement of the free end portion of the leading cleaning body;
wherein the tool support is provided with at least two cylindrical shaped support cleaning bodies, each with a uniform surface pattern, that is rotatable on a longitudinal axis between pedestals of the tool support;
wherein the support cleaning bodies are provided with a bushing in a central through opening in said respective support cleaning bodies, said cylindrical shaped support cleaning bodies exhibit an axial length greater than a diameter of each body;
wherein a surface pattern of at least one of said support cleaning bodies is different from a surface pattern of the other support cleaning bodies; and
wherein the at least one support cleaning body is arranged at a distance along a longitudinal axis of the cleaning tool from the leading cleaning body.
2. The device in accordance with claim 1 , wherein said tool support is provided with at least three support cleaning bodies.
3. The device in accordance with claim 1 , wherein said surface pattern of at least one of said support cleaning bodies is different from a surface pattern of at least one of said leading cleaning bodies.
4. The device in accordance with claim 1 , wherein said surface pattern of said support cleaning body includes a number of grooves with intermediate, relatively sharp, ridges.
5. The device in accordance with claim 4 , wherein said ridges radially surround said support cleaning body.
6. The device in accordance with claim 4 , wherein said ridges extend helically along said support cleaning body.
7. The device in accordance with claim 1 , wherein a surface of said support cleaning body includes a number of cones or pyramids.