JP2019042677A5 - - Google Patents

Claims (8)

A structure of a bag filter, wherein at least a part of the bag filter is connected in series by a removable connecting tool, and the bag filter is at least partially replaceable. In the invention according to claim 1, the connecting tool includes a high-rigidity first annular member on one side and a low-rigidity second annular member on the other side of adjacent portions of the filter to be connected. The first connecting member of the filter is connected in series with the adjacent portion of the filter, and the first connecting member has high rigidity under elastic deformation inside the second annular member having low rigidity with respect to the first annular member having high rigidity. With respect to the bag filter, the low-rigidity second annular member penetrates in the longitudinal direction of the bag filter, and the bag filter longitudinal engagement is performed between adjacent portions of the filter via the first annular member and the second annular member. Bug filter. 3. The invention according to claim 2 , wherein the first annular member is made of metal and is attached to the filter cloth on one side of the adjacent filter adjoining portion , and the second annular member is made of metal as the filter adjoining portion. Conversely attached to the filter cloth in the side, the bag filter series connection of adjacent site of the filter, the Ru performed by the engagement of the first annular member and the second annular member through a filter cloth of each of. In the invention according to claim 3 , the first annular member has a ring shape with a substantially circular cross section, and is wrapped with a first connecting cloth, and the first connecting cloth is formed of an adjacent filter portion. The second annular member is sewn to the end of the filter cloth on one side, and the second annular member is formed by annularly forming a thin band-shaped material and is wrapped around the second connecting cloth. Is a bag filter that is sewn to the end of the filter cloth on the opposite side of the adjacent filter section.
The invention according to claim 1, wherein the bag filter is divided into a plurality of filter parts, and the removable connecting tool detachably connects adjacent filter parts. In the invention according to claim 5 , the bug filter is a bug filter in which each filter portion constituting the entire bug filter is modularized. The invention according to claim 5 or 6 , wherein the connecting tool comprises a highly rigid first annular metal member attached to the filter cloth on one side of the adjacent filter portions and a filter cloth on the opposite side of the adjacent filter portions. The second annular metal member having a low rigidity and having an outer diameter portion having a size capable of slipping through the inner diameter portion of the first annular metal member against the elasticity thereof. The adjacent filter portions are interconnected by the engagement of the filter portions with each other through the first annular metal member and the second annular metal member in a state where the metal member is used to pass through the first annular metal member. Bug filter to do. 8. The invention according to claim 7 , wherein the first annular metal member has a ring shape with a substantially circular cross section and is wrapped around a first connecting cloth, and the first connecting cloth is an adjacent filter portion. Is sewn to an end portion of the filter cloth on one side of the second cloth, the second annular metal member is formed by forming a thin band-shaped material into an annular shape, and is wrapped in the second connecting cloth. The connecting filter is a bag filter that is sewn to the end of the filter cloth on the opposite side of the adjacent filter section.