HRP20192201T1 - Floor insert for shaft constructions - Google Patents

Claims (11)

1. Floor insert for shaft structures, wherein the structure of the shaft has a shaft of a certain shape, in particular a round shape and depth, and a bottom area, wherein entrance openings are provided in the shaft, wherein at least one pump is provided in the lower area, wherein is the lower region shaped like a pump opening, in particular by means of slanted wall parts, wherein the lower insert is shaped as a wall form, an integral part of the lining on which devices for fixing machine parts are provided, wherein the lower insert consists of a permanent, almost hemispherical formwork which has a flat, round lower part (2) and forms a pump opening, wherein a vertical fastening wall is configured on the pump opening, wherein the bottom part and a vertical fastening wall form a stable, stiffened angle forming a fastening device, characterized in that the lower part (2) stands on the base plate (5) which, together with the corner profile (6), forms an additional corner adapted to the inner contour of the shaft, whereby on the base plate (5) ju injection slots (7) and sealing means for fixing the corner watertight to the concrete of the shaft, whereby the parts of the machine inside the shaft can be attached to the corner profile (6). 2. Floor insert for shaft constructions according to claim 1, characterized in that the lower insert is made of plastic reinforced with glass fibers. 3. Lower insert for shaft constructions according to claim 1 or 2, characterized in that the corners for removal (4) are provided behind the pipelines that are provided in the shaft. 4. Floor insert for shaft constructions according to one of the previous requirements, characterized by the fact that ribs are placed on the bottom of the shaft under the pumps (14). 5. Floor insert for shaft constructions according to one of the previous claims, indicated by the fact that a support (8) is provided for fixing machine parts (9) on the inside of the lower insert, whereby the support is connected to the corner profile (6). 6. Floor insert for manhole structures according to claim 4 or 5, characterized in that connection plates (13) are provided on the corner profile (6). 7. Floor insert for shaft structures according to any one of claims 5 and 6, characterized in that the base plate (5) and/or corner profile (6) are made of gray cast iron, steel or stainless steel. 8. Floor insert for shaft structures according to claims 1 to 5, characterized in that the lower insert is held at the bottom of the shaft by means of fastening. 9. Floor insert for shaft structures according to one of the previous claims, characterized in that the lower insert has at least one opening that can be closed. 10. The method of restoring the structure of the shaft as a result of corrosion damage, indicated by the fact that the damaged shaft is emptied, the floor insert according to at least one of the requirements 1 to 6 is produced in size, and the floor insert is attached to the bottom of the shaft, the area between the bottom and the bottom the manhole insert is filled with filling material and after fixing, the machine parts are mounted. 11. The method according to patent claim 10, characterized in that the entire shaft is equipped with a new inner wall, whereby a connection is created between the new inner wall and the floor insert.