Hollow fiber membrane module
First Claim
1. A hollow fiber membrane module comprising:
- a module case;
a hollow fiber membrane bundle comprising a plurality of hollow fiber membranes;
a bonding portion for fixing and bonding at least one end of the hollow fiber membrane bundle to the module case, the bonding portion comprising a silicone resin;
a reinforcing rib completely embedded in the bonding portion for reinforcing the bonding portion, said reinforcing rib being directly fixed to the module case;
a female thread located inside of said module case; and
a male thread located on said reinforcing rib, said male thread being engageable with said female thread to secure said reinforcing rib to said module case.
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Accused Products
Abstract
A hollow fiber membrane module comprising a module case and a hollow fiber membrane bundle comprising a plurality of hollow fiber membranes, at least one end of the bundle being bonded to and fixed on the module case, wherein the bonding portions of the hollow fiber membrane bundle and the module case comprise a silicone type resin and in at least one of the bonding portions, a reinforcing rib for reinforcing the bonding portions is directly fixed on the module case. According to the hollow fiber membrane module of this invention, the membrane filtration treatment of water containing ozone over a long period of time and the repeating washing with water containing ozone are made possible.
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Citations
17 Claims
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1. A hollow fiber membrane module comprising:
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a module case;
a hollow fiber membrane bundle comprising a plurality of hollow fiber membranes;
a bonding portion for fixing and bonding at least one end of the hollow fiber membrane bundle to the module case, the bonding portion comprising a silicone resin;
a reinforcing rib completely embedded in the bonding portion for reinforcing the bonding portion, said reinforcing rib being directly fixed to the module case;
a female thread located inside of said module case; and
a male thread located on said reinforcing rib, said male thread being engageable with said female thread to secure said reinforcing rib to said module case.
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2. A hollow fiber membrane module comprising:
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a module case;
a hollow fiber membrane bundle comprising a plurality of hollow fiber membranes;
a bonding portion for fixing and bonding at least one end of the hollow fiber membrane bundle to the module case, the bonding portion comprising a silicone resin;
a reinforcing rib completely embedded in the bonding portion for reinforcing the bonding portion, said reinforcing rib being directly fixed to the module case;
a notch located inside of said module case; and
a projection located on said reinforcing rib, said projection being insertable into said notch to secure said reinforcing rib to said module case.
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3. A hollow fiber membrane module comprising:
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a module case;
a hollow fiber membrane bundle comprising a plurality of hollow fiber membranes;
a bonding portion for fixing and bonding at least one end of the hollow fiber membrane bundle to the module case, the bonding portion comprising a silicone resin; and
a reinforcing rib completely embedded in the bonding portion for reinforcing the bonding portion, said reinforcing rib being directly fixed to the module case, wherein said reinforcing rib is fixed to said module case by welding, and said module case and said reinforcing rib are composed of stainless steel. - View Dependent Claims (4, 5, 6, 7, 8, 9)
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10. A hollow fiber membrane module comprising:
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a module case;
a hollow fiber membrane bundle comprising a plurality of hollow fiber membranes;
a bonding portion for fixing and bonding at least one end of the hollow fiber membrane bundle to the module case, the bonding portion comprising a silicone resin; and
a reinforcing rib completely embedded in the bonding portion for reinforcing the bonding portion, said reinforcing rib being directly fixed to the module case, wherein said reinforcing rib is integrally molded with said module case. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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Specification